//-------------------------------------------------------- MainWindow

#include "mainwindow.h"
#include <cinttypes>
#include <limits>
#include <fftw3.h>
#include <thread>

#include <QProcessEnvironment>
#include <QLineEdit>
#include <QRegularExpression>
#include <QRegularExpressionValidator>
#include <QDesktopServices>
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QUrl>
#include <QUrlQuery>
#include <QStandardPaths>
#include <QDir>
#include <QDebug>
#include <QtConcurrent/QtConcurrentRun>
#include <QProgressDialog>
#include <QHostInfo>
#include <QVector>
#include <QCursor>
#include <QToolTip>
#include <QButtonGroup>
#include <QUdpSocket>
#include <QtMath>
#if QT_VERSION >= QT_VERSION_CHECK (5, 15, 0)
#include <QRandomGenerator>
#endif

#include "revision_utils.hpp"
#include "qt_helpers.hpp"
#include "soundout.h"
#include "soundin.h"
#include "Modulator.hpp"
#include "Detector.hpp"
#include "plotter.h"
#include "about.h"
#include "widegraph.h"
#include "sleep.h"
#include "logqso.h"
#include "decodedtext.h"
#include "Radio.hpp"
#include "Bands.hpp"
#include "TransceiverFactory.hpp"
#include "FrequencyList.hpp"
#include "StationList.hpp"
#include "LiveFrequencyValidator.hpp"
#include "MessageClient.hpp"
#include "wsprnet.h"
#include "eqsl.h"
#include "signalmeter.h"
#include "HelpTextWindow.hpp"
#include "SampleDownloader.hpp"
#include "Audio/BWFFile.hpp"

#include "ui_mainwindow.h"
#include "moc_mainwindow.cpp"



extern "C" {
  //----------------------------------------------------- C and Fortran routines
  void symspec_(struct dec_data *, int* k, int* ntrperiod, int* nsps,
                float* px, float s[], float* df3, int* nhsym, int* npts8);

  void four2a_(_Complex float *, int * nfft, int * ndim, int * isign, int * iform, fortran_charlen_t);
				
  void genft8_(char* msg, int* i3, int* n3, int* ntxhash, char* msgsent, char ft8msgbits[], int itone[], fortran_charlen_t, fortran_charlen_t);

  void genft4_(char* msg, int* ichk, int* ntxhash, char* msgsent, char ft4msgbits[], int itone[], fortran_charlen_t, fortran_charlen_t);

  void gen_ft8wave_(int itone[], int* nsym, int* nsps, float* bt, float* fsample, float* f0, float xjunk[], float wave[], int* icmplx, int* nwave);

  void gen_ft4wave_(int itone[], int* nsym, int* nsps, float* fsample, float* f0, float xjunk[], float wave[], int* icmplx, int* nwave);

  void gen9_(char* msg, int* ichk, char* msgsent, int itone[],
               int* itext, fortran_charlen_t, fortran_charlen_t);

  void gen10_(char* msg, int* ichk, char* msgsent, int itone[],
               int* itext, fortran_charlen_t, fortran_charlen_t);

  void gen65_(char* msg, int* ichk, char* msgsent, int itone[],
              int* itext, fortran_charlen_t, fortran_charlen_t);


  void genwspr_(char* msg, char* msgsent, int itone[], fortran_charlen_t, fortran_charlen_t);

  void azdist_(char* MyGrid, char* HisGrid, double* utch, int* nAz, int* nEl,
               int* nDmiles, int* nDkm, int* nHotAz, int* nHotABetter,
               fortran_charlen_t, fortran_charlen_t);

  void morse_(char* msg, int* icw, int* ncw, fortran_charlen_t);

  int ptt_(int nport, int ntx, int* iptt, int* nopen);

  void wspr_downsample_(short int d2[], int* k);
  int savec2_(char* fname, int* TR_seconds, double* dial_freq, fortran_charlen_t);

  void wav12_(short d2[], short d1[], int* nbytes, short* nbitsam2);

  void foxgen_();
}

int volatile itone[NUM_WSPR_SYMBOLS];	//Audio tones for all Tx symbols
int volatile icw[NUM_CW_SYMBOLS];	    //Dits for CW ID
dec_data_t dec_data;             // for sharing with Fortran

int rc;
qint32  g_iptt {0};
wchar_t buffer[256];
int   old_row {-1};
QVector<QColor> g_ColorTbl;

namespace
{
  Radio::Frequency constexpr default_frequency {14076000};
  QRegularExpression message_alphabet {"[- @A-Za-z0-9+./?#<>]*"};
  QRegularExpression messagespec_alphabet {"[- @A-Za-z0-9+./?#<>;]*"};
  QRegularExpression wcall_alphabet {"[A-Za-z0-9/,]*"};
  QRegularExpression wcountry_alphabet {"[A-Za-z0-9/,*]*"};
  QRegularExpression wgrid_alphabet {"([a-r]{2,2}[0-9]{2,2}[,]{1,1})*",QRegularExpression::CaseInsensitiveOption};
  QRegularExpression cqdir_alphabet {"[a-z]{0,2}",QRegularExpression::CaseInsensitiveOption};
  QRegularExpression dxCall_alphabet {"[A-Za-z0-9/]*"};
  QRegularExpression dxGrid_alphabet {"[A-Ra-r]{2,2}[0-9]{2,2}[A-Xa-x]{2,2}[0-9]{2,2}[A-Xa-x]{2,2}"};
  QRegularExpression words_re {R"(^(?:(?<word1>(?:CQ|DE|QRZ)(?:\s?DX|\s(?:[A-Z]{2}|\d{3}))|[A-Z0-9/]+)\s)(?:(?<word2>[A-Z0-9/]+)(?:\s(?<word3>[-+A-Z0-9]+)(?:\s(?<word4>(?:OOO|(?!RR73)[A-R]{2}[0-9]{2})))?)?)?)"};
  constexpr int default_rx_audio_buffer_frames {-1}; // lets Qt decide
  constexpr int default_tx_audio_buffer_frames {-1}; // lets Qt decide

  bool message_is_73 (int type, QStringList const& msg_parts)
  {
    return type >= 0
      && (((type < 6 || 7 == type)
           && (msg_parts.contains ("73") || msg_parts.contains ("RR73")))
          || (type == 6 && !msg_parts.filter ("73").isEmpty ()));
  }

  int ms_minute_error (JTDXDateTime * jtdxtime)
  {
    auto const& now = jtdxtime->currentDateTime2 ();
    auto const& time = now.time ();
    auto second = time.second ();
    return now.msecsTo (now.addSecs (second > 30 ? 60 - second : -second)) - time.msec ();
  }
}

//--------------------------------------------------- MainWindow constructor
MainWindow::MainWindow(bool multiple, QSettings * settings, QSharedMemory *shdmem,
                       unsigned downSampleFactor, QNetworkAccessManager * network_manager,
                       QProcessEnvironment const& env, QWidget *parent) :
  QMainWindow(parent),
  m_exitCode {0},
  m_jtdxtime {new JTDXDateTime()},

  m_env {env},
  m_dataDir {QStandardPaths::writableLocation (QStandardPaths::DataLocation)},
  m_valid {true},
  m_revision {revision ()},
  m_multiple {multiple},
  m_settings {settings},
  ui(new Ui::MainWindow),
//  m_olek {false},
//  m_olek2 {false},
  m_config {settings, this},

  m_WSPR_band_hopping {settings, &m_config, this},
  m_WSPR_tx_next {false},
  m_wideGraph (new WideGraph(settings, m_jtdxtime)),
  m_logDlg (new LogQSO (settings, &m_config, m_jtdxtime, this)),
  m_lastDialFreq {145000000},
  //m_dialFreq {std::numeric_limits<Radio::Frequency>::max ()},
  m_dialFreqRxWSPR {0},
  m_detector {new Detector {RX_SAMPLE_RATE, double(NTMAX), m_jtdxtime , downSampleFactor}},
  m_FFTSize {6912 / 2},         // conservative value to avoid buffer overruns
  m_soundInput {new SoundInput},
  m_modulator {new Modulator {TX_SAMPLE_RATE, NTMAX, m_jtdxtime}},
  m_soundOutput {new SoundOutput},
  m_rx_audio_buffer_frames {0},
  m_tx_audio_buffer_frames {0},
  m_TRperiod {60.0},
  m_msErase {0},
  m_secBandChanged {0},
  m_secTxStopped {0},
  m_msDecStarted {0},
  m_freqNominal {0},
  m_freqTxNominal {0},
  m_lastDisplayFreq {0},
  m_mslastTX {0},
  m_mslastMon {0},
//  m_msDecoderStarted {0},
  m_waterfallAvg {1},
  m_ntx {1},
  m_addtx {0},
  m_nlasttx {0},
  m_lapmyc {0},
  m_delay {0},
  m_XIT {0},
  m_ndepth {3},
  m_ncandthin {100},
  m_nFT8Cycles {1},
  m_nFT8SWLCycles {1},
  m_nFT8RXfSens {1},
  m_nFT4depth {3},
  m_sec0 {-1},
  m_RxLog {1},			//Write Date and Time to RxLog
  m_nutc0 {999999},
  m_ntr {0},
  m_tx {0},
  m_secID {0},
  m_pctx {0},
  m_nseq {0},
  m_nWSPRdecodes {0},
  m_used_freq {0},
  m_nguardfreq {51},
  m_idleMinutes {0},
  m_oldTx5Index {0},
  m_oldFreeMsgIndex {0},
  m_ft8threads {0},
  m_acceptUDP {1},
  m_lastCallingFreq {1500},
  m_saveWav {0},
  m_callMode {2},
  m_ft8Sensitivity {0},
  m_position {0},
  m_nsecBandChanged {0},
  m_nDecodes {0},
  m_ncand {0},
  m_btxok {false},
  m_diskData {false},
  m_loopall {false},
  m_txFirst {false},
  m_txGenerated {false},
  m_enableTx {false},
  m_restart {false},
  m_startAnother {false},
  m_showHarmonics {false},
  m_showMyCallMsgRxWindow {true},
  m_showWantedCallRxWindow {true},
  m_bypassRxfFilters {false},
  m_bypassAllFilters {false},
  m_windowPopup {false},
  m_autoErase {false},
  m_autoEraseBC {false},
  m_rprtPriority {false},
  m_dataAvailable {false},
  m_blankLine {false},
  m_notified {false}, 
  m_start {true},
  m_start2 {true},
  m_decodedText2 {false},
  m_freeText {false},
  m_sentFirst73 {false},
  m_reply_me {false},
  m_reply_other {false},
  m_reply_CQ73 {false},
  m_tci_mod_active {false},
  m_tci {false},
  m_counter {0},
  m_currentMessageType {-1},
  m_currentMessage {""},
  m_curMsgTx {""},
  m_lastMessageType {-1},
  m_lockTxFreq {false},
  m_skipTx1 {false},
  m_swl {false},
  m_filter {false},
  m_agcc {false},
  m_hint {true},
  m_disable_TX_on_73 {false},
  m_showTooltips {true},
  m_autoTx {false},
  m_autoseq {false},
  m_wasAutoSeq {false},
  m_Tx5setAutoSeqOff {false},
  m_FTsetAutoSeqOff {false},
  m_uploadSpots {false},
  m_uploading {false},
  m_txNext {false},
  m_grid6 {false},
  m_tuneup {false},
  m_bTxTime {false},
  m_rxDone {false},
  m_bSimplex {false},
  m_logqso73 {false},
  m_processAuto_done {false},
  m_haltTrans {false},
  m_crossbandOptionEnabled {true},
  m_crossbandHLOptionEnabled {true},
  m_repliedCQ {""},
  m_dxbcallTxHalted {""},
  m_currentQSOcallsign {""},
  m_callPrioCQ {false},
  m_callFirst73 {false},
  m_maxDistance {false},
  m_answerWorkedB4 {false},
  m_singleshot {false},
  m_autofilter {false},
  m_houndMode {false},
  m_commonFT8b {true},
  m_houndTXfreqJumps {false},
  m_spotDXsummit {false},
  m_FilterState {0},
  m_manualDecode {false},
  m_haltTxWritten {false},
  m_strictdirCQ {false},
  m_colorTxMsgButtons {false},
  m_txbColorSet {false},
  m_bMyCallStd {true},
  m_bHisCallStd {true},
  m_callNotif {false},
  m_gridNotif {false},
  m_qsoLogged {false},
  m_logInitNeeded {false},
  m_wantedchkd {false},
  m_menus {true},
  m_wasSkipTx1 {false},
  m_modeChanged {false},
  m_FT8WideDxCallSearch {false},
  m_multInst {false},
  m_myCallCompound {false},
  m_hisCallCompound {false},
  m_callToClipboard {true},
  m_rigOk {false},
  m_bandChanged {false},
  m_useDarkStyle {false},
  m_lostaudio {false},
  m_lasthint {false},
  m_monitoroff {false},
  m_savedRRR {false},
  m_lang {"en_US"},
  m_lastloggedcall {""},
  m_cqdir {""},
  m_lastMode {""},
  m_callsign {""},
  m_grid {""},
  m_name {""},
  m_timeFrom {""},
  m_m_prefix {""},
  m_m_continent {""},
  m_spotText {""},
  m_QSOProgress {CALLING},
  m_transmittedQSOProgress {CALLING},
  tx_status_label {new QLabel {"Receiving"}},
  mode_label {new QLabel {""}},
  last_tx_label {new QLabel {""}},
  txwatchdog_label {new QLabel {""}},
  progressBar {new QProgressBar},
  date_label {new QLabel {""}},
  lastlogged_label {new QLabel {""}},
  qso_count_label {new QLabel {""}},
  wsprNet {new WSPRNet {network_manager, this}},
  Eqsl {new EQSL {network_manager, this}},
  m_hisCall {""},
  m_hisGrid {""},
  m_wantedCall {""}, m_wantedCountry {""}, m_wantedPrefix {""}, m_wantedGrid {""},
  m_wantedCallList {}, m_wantedCountryList {}, m_wantedPrefixList {}, m_wantedGridList {},
  m_appDir {QApplication::applicationDirPath ()},
  m_palette {"Linrad"},
  m_mode {"FT8"},
  m_oldmode {""},
  m_modeTx {"FT8"},
  m_rpt {"-15"},
  m_rptSent {"-15"},
  m_rptRcvd {"-15"},
  m_pfx {
      "1A", "1S",
      "3A", "3B6", "3B8", "3B9", "3C", "3C0", "3D2", "3D2C",
      "3D2R", "3DA", "3V", "3W", "3X", "3Y", "3YB", "3YP",
      "4J", "4L", "4S", "4U1I", "4U1U", "4W", "4X",
      "5A", "5B", "5H", "5N", "5R", "5T", "5U", "5V", "5W", "5X", "5Z",
      "6W", "6Y",
      "7O", "7P", "7Q", "7X",
      "8P", "8Q", "8R",
      "9A", "9G", "9H", "9J", "9K", "9L", "9M2", "9M6", "9N",
      "9Q", "9U", "9V", "9X", "9Y",
      "A2", "A3", "A4", "A5", "A6", "A7", "A9", "AP",
      "BS7", "BV", "BV9", "BY",
      "C2", "C3", "C5", "C6", "C9", "CE", "CE0X", "CE0Y",
      "CE0Z", "CE9", "CM", "CN", "CP", "CT", "CT3", "CU",
      "CX", "CY0", "CY9",
      "D2", "D4", "D6", "DL", "DU",
      "E3", "E4", "E5", "EA", "EA6", "EA8", "EA9", "EI", "EK",
      "EL", "EP", "ER", "ES", "ET", "EU", "EX", "EY", "EZ",
      "F", "FG", "FH", "FJ", "FK", "FKC", "FM", "FO", "FOA",
      "FOC", "FOM", "FP", "FR", "FRG", "FRJ", "FRT", "FT5W",
      "FT5X", "FT5Z", "FW", "FY",
      "M", "MD", "MI", "MJ", "MM", "MU", "MW",
      "H4", "H40", "HA", "HB", "HB0", "HC", "HC8", "HH",
      "HI", "HK", "HK0", "HK0M", "HL", "HM", "HP", "HR",
      "HS", "HV", "HZ",
      "I", "IS", "IS0",
      "J2", "J3", "J5", "J6", "J7", "J8", "JA", "JDM",
      "JDO", "JT", "JW", "JX", "JY",
      "K", "KC4", "KG4", "KH0", "KH1", "KH2", "KH3", "KH4", "KH5",
      "KH5K", "KH6", "KH7", "KH8", "KH9", "KL", "KP1", "KP2",
      "KP4", "KP5",
      "LA", "LU", "LX", "LY", "LZ",
      "OA", "OD", "OE", "OH", "OH0", "OJ0", "OK", "OM", "ON",
      "OX", "OY", "OZ",
      "P2", "P4", "PA", "PJ2", "PJ7", "PY", "PY0F", "PT0S", "PY0T", "PZ",
      "R1F", "R1M",
      "S0", "S2", "S5", "S7", "S9", "SM", "SP", "ST", "SU",
      "SV", "SVA", "SV5", "SV9",
      "T2", "T30", "T31", "T32", "T33", "T5", "T7", "T8", "T9", "TA",
      "TF", "TG", "TI", "TI9", "TJ", "TK", "TL", "TN", "TR", "TT",
      "TU", "TY", "TZ",
      "UA", "UA2", "UA9", "UK", "UN", "UR",
      "V2", "V3", "V4", "V5", "V6", "V7", "V8", "VE", "VK", "VK0H",
      "VK0M", "VK9C", "VK9L", "VK9M", "VK9N", "VK9W", "VK9X", "VP2E",
      "VP2M", "VP2V", "VP5", "VP6", "VP6D", "VP8", "VP8G", "VP8H",
      "VP8O", "VP8S", "VP9", "VQ9", "VR", "VU", "VU4", "VU7",
      "XE", "XF4", "XT", "XU", "XW", "XX9", "XZ",
      "YA", "YB", "YI", "YJ", "YK", "YL", "YN", "YO", "YS", "YU", "YV", "YV0",
      "Z2", "Z3", "ZA", "ZB", "ZC4", "ZD7", "ZD8", "ZD9", "ZF", "ZK1N",
      "ZK1S", "ZK2", "ZK3", "ZL", "ZL7", "ZL8", "ZL9", "ZP", "ZS", "ZS8"
      },
  m_sfx {"P",  "0",  "1",  "2",  "3",  "4",  "5",  "6",  "7",  "8",  "9",  "A"},
  m_dateTimeQSOOn {m_jtdxtime->currentDateTimeUtc2()},
  m_status {QsoHistory::NONE},
  mem_jtdxjt9 {shdmem},
  m_downSampleFactor (downSampleFactor),
  m_audioThreadPriority (QThread::HighPriority),
//  m_audioThreadPriority (QThread::HighestPriority),
//  m_audioThreadPriority (QThread::TimeCriticalPriority),
  m_bandEdited {false},
  m_splitMode {false},
  m_monitoring {false},
  m_tx_when_ready {false},
  m_transmitting {false},
  m_tune {false},
  m_txwatchdog {false},
  m_block_pwr_tooltip {false},
  m_PwrBandSetOK {true},
  m_okToPost {false},
  m_lastMonitoredFrequency {default_frequency},
  m_toneSpacing {0.},
  m_geometry_restored {2},
  m_firstDecode {0},
  m_optimizingProgress {"Optimizing decoder FFTs for your CPU.\n"
      "Please be patient,\n"
      "this may take a few minutes", QString {}, 0, 1, this},
  m_messageClient {new MessageClient {QApplication::applicationName (), QCoreApplication::applicationVersion (),
                   m_config.udp_server_name (), m_config.udp_server_port (),
                   this}},
  psk_Reporter {new PSK_Reporter {m_messageClient, this}},
  m_manual {network_manager}
{
  ui->setupUi(this);
  m_config.set_jtdxtime (m_jtdxtime);
  ui->decodedTextBrowser->setConfiguration (&m_config);
  ui->decodedTextBrowser2->setConfiguration (&m_config);
  m_qsoHistory.jtdxtime = m_jtdxtime;
  m_qsoHistory2.jtdxtime = m_jtdxtime; 
  m_baseCall = Radio::base_callsign (m_config.my_callsign ());
 
  m_optimizingProgress.setWindowModality (Qt::WindowModal);
  m_optimizingProgress.setAutoReset (false);
  m_optimizingProgress.setMinimumDuration (15000); // only show after 15s delay

  m_tci = m_config.tci_audio() && m_config.is_tci();
  // Closedown.
  connect (ui->actionExit, &QAction::triggered, this, &QMainWindow::close);

  // parts of the rig error message box that are fixed

  m_rigErrorMessageBox.setInformativeText (tr ("Do you want to reconfigure the radio interface?"));
  m_rigErrorMessageBox.setStandardButtons (JTDXMessageBox::Cancel | JTDXMessageBox::Ok | JTDXMessageBox::Retry);
  m_rigErrorMessageBox.setDefaultButton (JTDXMessageBox::Ok);
  m_rigErrorMessageBox.translate_buttons();
  m_rigErrorMessageBox.setIcon (JTDXMessageBox::Critical);

  // start audio thread and hook up slots & signals for shutdown management
  // these objects need to be in the audio thread so that invoking
  // their slots is done in a thread safe way
  m_soundOutput->moveToThread (&m_audioThread);
  m_modulator->moveToThread (&m_audioThread);
  m_soundInput->moveToThread (&m_audioThread);
  m_detector->moveToThread (&m_audioThread);
  bool ok;
  auto buffer_size = env.value ("JTDX_RX_AUDIO_BUFFER_FRAMES", "0").toInt (&ok);
  m_rx_audio_buffer_frames = ok && buffer_size ? buffer_size : default_rx_audio_buffer_frames;
  buffer_size = env.value ("JTDX_TX_AUDIO_BUFFER_FRAMES", "0").toInt (&ok);
  m_tx_audio_buffer_frames = ok && buffer_size ? buffer_size : default_tx_audio_buffer_frames;

  // hook up sound output stream slots & signals and disposal
  connect (this, &MainWindow::initializeAudioOutputStream, m_soundOutput, &SoundOutput::setFormat);
  connect (m_soundOutput, &SoundOutput::error, this, &MainWindow::showSoundOutError);
  // connect (m_soundOutput, &SoundOutput::status, this, &MainWindow::showStatusMessage);
  connect (this, &MainWindow::outAttenuationChanged, m_soundOutput, &SoundOutput::setAttenuation);
  connect (&m_audioThread, &QThread::finished, m_soundOutput, &QObject::deleteLater);

  // hook up Modulator slots and disposal
  connect (this, &MainWindow::transmitFrequency, m_modulator, &Modulator::setFrequency);
  connect (this, &MainWindow::endTransmitMessage, m_modulator, &Modulator::stop);
  connect (this, &MainWindow::tune, m_modulator, &Modulator::tune);
  connect (this, &MainWindow::sendMessage, m_modulator, &Modulator::start);
  connect (&m_audioThread, &QThread::finished, m_modulator, &QObject::deleteLater);

  // hook up the audio input stream signals, slots and disposal
  connect (this, &MainWindow::startAudioInputStream, m_soundInput, &SoundInput::start);
  connect (this, &MainWindow::suspendAudioInputStream, m_soundInput, &SoundInput::suspend);
  connect (this, &MainWindow::resumeAudioInputStream, m_soundInput, &SoundInput::resume);
  connect (this, &MainWindow::finished, m_soundInput, &SoundInput::stop);
  connect(m_soundInput, &SoundInput::error, this, &MainWindow::showSoundInError);
  // connect(m_soundInput, &SoundInput::status, this, &MainWindow::showStatusMessage);
  connect (&m_audioThread, &QThread::finished, m_soundInput, &QObject::deleteLater);

  connect (this, &MainWindow::finished, this, &MainWindow::close);

  // hook up the detector signals, slots and disposal
  connect (this, &MainWindow::FFTSize, m_detector, &Detector::setBlockSize);
  
  connect(m_detector, &Detector::framesWritten, this, &MainWindow::dataSink,Qt::QueuedConnection);
  connect (&m_audioThread, &QThread::finished, m_detector, &QObject::deleteLater);

  // setup the waterfall
  connect(m_wideGraph.data (), SIGNAL(freezeDecode2(int)),this,SLOT(freezeDecode(int)));
  connect(m_wideGraph.data (), SIGNAL(f11f12(int)),this,SLOT(bumpFqso(int)));
  connect(m_wideGraph.data (), SIGNAL(setXIT2(int)),this,SLOT(setXIT(int)));

  connect (this, &MainWindow::finished, m_wideGraph.data (), &WideGraph::close);

  // setup the log QSO dialog
  connect (m_logDlg.data (), &LogQSO::acceptQSO, this, &MainWindow::acceptQSO2);
  connect (this, &MainWindow::finished, m_logDlg.data (), &LogQSO::close);

  // Network message handlers
  connect (m_messageClient, &MessageClient::reply, this, &MainWindow::replyToUDP);
  connect (m_messageClient, &MessageClient::replay, this, &MainWindow::replayDecodes);
  connect (m_messageClient, &MessageClient::halt_tx, [this] (bool enableTx_only) {
      if (m_config.accept_udp_requests ()) {
        if (enableTx_only) { if (ui->enableTxButton->isChecked ()) ui->enableTxButton->click(); }
//		else { ui->stopTxButton->click(); }
		else { haltTx("UDP request "); }
      }
    });
  connect (m_messageClient, &MessageClient::error, this, &MainWindow::networkError);
  connect (m_messageClient, &MessageClient::free_text, [this] (QString const& text, bool send) {
      if (m_config.accept_udp_requests ()) {
        // send + non-empty text means set and send the free text
        // message, !send + non-empty text means set the current free
        // text message, send + empty text means send the current free
        // text message without change, !send + empty text means clear
        // the current free text messageski
        txwatchdog (false);
        qDebug () << "Free text UDP message - text:" << text << "send:" << send << "text empty:" << text.isEmpty ();
        if (0 == ui->tabWidget->currentIndex ()) {
          if (!text.isEmpty ()) {
            ui->tx5->setCurrentText (text);
          }
          if (send) {
            ui->txb5->click ();
          } else if (text.isEmpty ()) {
            ui->tx5->setCurrentText (text);
          }
        } else if (1 == ui->tabWidget->currentIndex ()) {
          if (!text.isEmpty ()) {
            ui->freeTextMsg->setCurrentText (text);
          }
          if (send) {
            ui->rbFreeText->click ();
          } else if (text.isEmpty ()) {
            ui->freeTextMsg->setCurrentText (text);
          }
        }
      }
    });

  connect (m_messageClient, &MessageClient::set_tx_deltafreq, [this] (quint32 tx_delta_frequency) {
    if (m_config.accept_udp_requests ()) {
        txwatchdog (false);
        quint32 start_freq=m_wideGraph->nStartFreq();
        quint32 max_freq=m_wideGraph->Fmax();
        if(tx_delta_frequency > start_freq && tx_delta_frequency < max_freq) ui->TxFreqSpinBox->setValue(tx_delta_frequency);
    }
  });

  connect (m_messageClient, &MessageClient::trigger_CQ, [this] (QString const& direction, bool tx_period, bool send) {
    if (m_config.accept_udp_requests ()) {
        txwatchdog (false);
        if (0 == ui->tabWidget->currentIndex ()) {
          if (direction != ui->direction1LineEdit->text()) ui->direction1LineEdit->setText(direction);
          if (send) ui->txb6->click ();
          if (tx_period != m_txFirst) ui->TxMinuteButton->click ();
          if (send && !m_enableTx) ui->enableTxButton->click ();
        }
        if (1 == ui->tabWidget->currentIndex ()) {
          if (direction != ui->directionLineEdit->text()) ui->directionLineEdit->setText(direction);
          if (send) ui->pbCallCQ->click ();
          if (tx_period != m_txFirst) ui->TxMinuteButton->click ();
          if (send && !m_enableTx) ui->enableTxButton->click ();
        }
    }
  });

  // Hook up WSPR band hopping
  connect (ui->band_hopping_schedule_push_button, &QPushButton::clicked
           , &m_WSPR_band_hopping, &WSPRBandHopping::show_dialog);
  connect (ui->sbTxPercent, static_cast<void (QSpinBox::*) (int)> (&QSpinBox::valueChanged)
           , &m_WSPR_band_hopping, &WSPRBandHopping::set_tx_percent);

  on_EraseButton_clicked ();
  clearDX ("");

  QActionGroup* modeGroup = new QActionGroup(this);
  ui->actionFT4->setActionGroup(modeGroup);
  ui->actionFT8->setActionGroup(modeGroup);
  ui->actionJT65->setActionGroup(modeGroup);
  ui->actionJT9_JT65->setActionGroup(modeGroup);
  ui->actionJT9->setActionGroup(modeGroup);
  ui->actionT10->setActionGroup(modeGroup);
  ui->actionWSPR_2->setActionGroup(modeGroup);

  QActionGroup* languageGroup = new QActionGroup(this);
  ui->actionEnglish->setActionGroup(languageGroup);
  ui->actionEstonian->setActionGroup(languageGroup);
  ui->actionRussian->setActionGroup(languageGroup);
  ui->actionCatalan->setActionGroup(languageGroup);
  ui->actionCroatian->setActionGroup(languageGroup);
  ui->actionDanish->setActionGroup(languageGroup);
  ui->actionDutch->setActionGroup(languageGroup);
  ui->actionHungarian->setActionGroup(languageGroup);
  ui->actionSpanish->setActionGroup(languageGroup);
  ui->actionSwedish->setActionGroup(languageGroup);
  ui->actionFrench->setActionGroup(languageGroup);
  ui->actionItalian->setActionGroup(languageGroup);
  ui->actionLatvian->setActionGroup(languageGroup);
  ui->actionPolish->setActionGroup(languageGroup);
  ui->actionPortuguese->setActionGroup(languageGroup);
  ui->actionPortuguese_BR->setActionGroup(languageGroup);
  ui->actionChinese_simplified->setActionGroup(languageGroup);
  ui->actionChinese_traditional->setActionGroup(languageGroup);
  ui->actionJapanese->setActionGroup(languageGroup);

  QActionGroup* saveGroup = new QActionGroup(this);
  ui->actionNone->setActionGroup(saveGroup);
  ui->actionSave_decoded->setActionGroup(saveGroup);
  ui->actionSave_all->setActionGroup(saveGroup);

  QActionGroup* DepthGroup = new QActionGroup(this);
  ui->actionQuickDecode->setActionGroup(DepthGroup);
  ui->actionMediumDecode->setActionGroup(DepthGroup);
  ui->actionDeepestDecode->setActionGroup(DepthGroup);

  QActionGroup* FT8CyclesGroup = new QActionGroup(this);
  ui->actionDecFT8cycles1->setActionGroup(FT8CyclesGroup);
  ui->actionDecFT8cycles2->setActionGroup(FT8CyclesGroup);
  ui->actionDecFT8cycles3->setActionGroup(FT8CyclesGroup);

  QActionGroup* FT8SWLCyclesGroup = new QActionGroup(this);
  ui->actionDecFT8SWLcycles1->setActionGroup(FT8SWLCyclesGroup);
  ui->actionDecFT8SWLcycles2->setActionGroup(FT8SWLCyclesGroup);
  ui->actionDecFT8SWLcycles3->setActionGroup(FT8SWLCyclesGroup);
  
  QActionGroup* FT8RXfreqSensitivityGroup = new QActionGroup(this);
  ui->actionRXfLow->setActionGroup(FT8RXfreqSensitivityGroup);
  ui->actionRXfMedium->setActionGroup(FT8RXfreqSensitivityGroup);
  ui->actionRXfHigh->setActionGroup(FT8RXfreqSensitivityGroup);
  
  QActionGroup* FT8DecoderSensitivityGroup = new QActionGroup(this);
  ui->actionFT8SensMin->setActionGroup(FT8DecoderSensitivityGroup);
  ui->actionlowFT8thresholds->setActionGroup(FT8DecoderSensitivityGroup);
  ui->actionFT8subpass->setActionGroup(FT8DecoderSensitivityGroup);

  QActionGroup* FT4DepthGroup = new QActionGroup(this);
  ui->actionFT4fast->setActionGroup(FT4DepthGroup);
  ui->actionFT4medium->setActionGroup(FT4DepthGroup);
  ui->actionFT4deep->setActionGroup(FT4DepthGroup);

  QActionGroup* AutoseqGroup = new QActionGroup(this);
  ui->actionCallNone->setActionGroup(AutoseqGroup);
  ui->actionCallFirst->setActionGroup(AutoseqGroup);
  ui->actionCallMid->setActionGroup(AutoseqGroup);
  ui->actionCallEnd->setActionGroup(AutoseqGroup);

  QActionGroup* FT8threadsGroup = new QActionGroup(this);
  ui->actionMTAuto->setActionGroup(FT8threadsGroup);
  ui->actionMT1->setActionGroup(FT8threadsGroup);
  ui->actionMT2->setActionGroup(FT8threadsGroup);
  ui->actionMT3->setActionGroup(FT8threadsGroup);
  ui->actionMT4->setActionGroup(FT8threadsGroup);
  ui->actionMT5->setActionGroup(FT8threadsGroup);
  ui->actionMT6->setActionGroup(FT8threadsGroup);
  ui->actionMT7->setActionGroup(FT8threadsGroup);
  ui->actionMT8->setActionGroup(FT8threadsGroup);
  ui->actionMT9->setActionGroup(FT8threadsGroup);
  ui->actionMT10->setActionGroup(FT8threadsGroup);
  ui->actionMT11->setActionGroup(FT8threadsGroup);
  ui->actionMT12->setActionGroup(FT8threadsGroup);
  ui->actionMT13->setActionGroup(FT8threadsGroup);
  ui->actionMT14->setActionGroup(FT8threadsGroup);
  ui->actionMT15->setActionGroup(FT8threadsGroup);
  ui->actionMT16->setActionGroup(FT8threadsGroup);
  ui->actionMT17->setActionGroup(FT8threadsGroup);
  ui->actionMT18->setActionGroup(FT8threadsGroup);
  ui->actionMT19->setActionGroup(FT8threadsGroup);
  ui->actionMT20->setActionGroup(FT8threadsGroup);
  ui->actionMT21->setActionGroup(FT8threadsGroup);
  ui->actionMT22->setActionGroup(FT8threadsGroup);
  ui->actionMT23->setActionGroup(FT8threadsGroup);
  ui->actionMT24->setActionGroup(FT8threadsGroup);

  QActionGroup* AcceptUDPGroup = new QActionGroup(this);
  ui->actionAcceptUDPCQ->setActionGroup(AcceptUDPGroup);
  ui->actionAcceptUDPCQ73->setActionGroup(AcceptUDPGroup);
  ui->actionAcceptUDPAny->setActionGroup(AcceptUDPGroup);

  connect (ui->download_samples_action, &QAction::triggered, [this, network_manager] () {
      if (!m_sampleDownloader) {
          m_sampleDownloader.reset (new SampleDownloader {m_settings, &m_config, network_manager, this});
      }
      m_sampleDownloader->show ();
    });

  QButtonGroup* txMsgButtonGroup = new QButtonGroup {this};
  txMsgButtonGroup->addButton(ui->txrb1,1);
  txMsgButtonGroup->addButton(ui->txrb2,2);
  txMsgButtonGroup->addButton(ui->txrb3,3);
  txMsgButtonGroup->addButton(ui->txrb4,4);
  txMsgButtonGroup->addButton(ui->txrb5,5);
  txMsgButtonGroup->addButton(ui->txrb6,6);
  connect(txMsgButtonGroup,SIGNAL(buttonClicked(int)),SLOT(set_ntx(int)));
  connect(ui->decodedTextBrowser2,SIGNAL(selectCallsign(bool,bool)),this,SLOT(doubleClickOnCall(bool,bool)));
  connect(ui->decodedTextBrowser,SIGNAL(selectCallsign(bool,bool)),this,SLOT(doubleClickOnCall2(bool,bool)));
  connect(ui->decodedTextBrowser->horizontalScrollBar(),SIGNAL(sliderMoved(int)),SLOT(ScrollBarPosition(int)));

  // initialise decoded text font and hook up change signal
  setDecodedTextFont (m_config.decoded_text_font ());
  connect (&m_config, &Configuration::decoded_text_font_changed, [this] (QFont const& font) {
      setDecodedTextFont (font);
    });

//  setWindowTitle (program_title ());
  setWindowTitle (program_title ());

  createStatusBar();

  connect(&proc_jtdxjt9, SIGNAL(readyReadStandardOutput()),this, SLOT(readFromStdout()));
#if QT_VERSION < QT_VERSION_CHECK (5, 6, 0)
  connect(&proc_jtdxjt9, static_cast<void (QProcess::*) (QProcess::ProcessError)> (&QProcess::error),
          [this] (QProcess::ProcessError error) {
            subProcessError (&proc_jtdxjt9, error);
          });
#else
  connect(&proc_jtdxjt9, &QProcess::errorOccurred, [this] (QProcess::ProcessError error) {
                                                 subProcessError (&proc_jtdxjt9, error);
                                               });
#endif
  connect(&proc_jtdxjt9, static_cast<void (QProcess::*) (int, QProcess::ExitStatus)> (&QProcess::finished),
          [this] (int exitCode, QProcess::ExitStatus status) {
            if (subProcessFailed (&proc_jtdxjt9, exitCode, status))
              {
                m_valid = false;          // ensures exit if still
                                          // constructing
                QTimer::singleShot (0, this, SLOT (close ()));
              }
          });

  connect(&p1, SIGNAL(readyReadStandardOutput()),this, SLOT(p1ReadFromStdout()));
#if QT_VERSION < QT_VERSION_CHECK (5, 6, 0)
  connect(&p1, static_cast<void (QProcess::*) (QProcess::ProcessError)> (&QProcess::error),
          [this] (QProcess::ProcessError error) {
            subProcessError (&p1, error);
          });
#else
  connect(&p1, &QProcess::errorOccurred, [this] (QProcess::ProcessError error) {
                                           subProcessError (&p1, error);
                                         });
#endif
  connect(&p1, static_cast<void (QProcess::*) (int, QProcess::ExitStatus)> (&QProcess::finished),
          [this] (int exitCode, QProcess::ExitStatus status) {
            if (subProcessFailed (&p1, exitCode, status))
              {
                m_valid = false;          // ensures exit if still
                                          // constructing
                QTimer::singleShot (0, this, SLOT (close ()));
              }
          });

#if QT_VERSION < QT_VERSION_CHECK (5, 6, 0)
  connect(&p3, static_cast<void (QProcess::*) (QProcess::ProcessError)> (&QProcess::error),
          [this] (QProcess::ProcessError error) {
#else
  connect(&p3, &QProcess::errorOccurred, [this] (QProcess::ProcessError error) {
#endif
#if !defined(Q_OS_WIN)
                                           if (QProcess::FailedToStart != error)
#else
                                           if (QProcess::Crashed != error)
#endif
                                             {
                                               subProcessError (&p3, error);
                                             }
                                         });
  connect(&p3, &QProcess::started, [this] () {
                                     showStatusMessage (QString {"Started: %1 \"%2\""}.arg (p3.program ()).arg (p3.arguments ().join ("\" \"")));
                                   });
  connect(&p3, static_cast<void (QProcess::*) (int, QProcess::ExitStatus)> (&QProcess::finished),
          [this] (int exitCode, QProcess::ExitStatus status) {
#if defined(Q_OS_WIN)
            // We forgo detecting user_hardware failures with exit
            // code 1 on Windows. This is because we use CMD.EXE to
            // run the executable. CMD.EXE returns exit code 1 when it
            // can't find the target executable.
            if (exitCode != 1)  // CMD.EXE couldn't find file to execute
#else
            // We forgo detecting user_hardware failures with exit
            // code 127 non-Windows. This is because we use /bin/sh to
            // run the executable. /bin/sh returns exit code 127 when it
            // can't find the target executable.
            if (exitCode != 127)  // /bin/sh couldn't find file to execute
#endif
              {
                subProcessFailed (&p3, exitCode, status);
              }
          });

  // hook up save WAV file exit handling
  connect (&m_saveWAVWatcher, &QFutureWatcher<QString>::finished, [this] {
      // extract the promise from the future
      auto const& result = m_saveWAVWatcher.future ().result ();
      if (!result.isEmpty ())   // error
        {
          JTDXMessageBox::critical_message (this, "", tr("Error Writing WAV File"), result);
        }
    });

  // Hook up working frequencies.
  ui->bandComboBox->setModel (m_config.frequencies ());
  ui->bandComboBox->setModelColumn (FrequencyList_v2::frequency_mhz_column);

  // combo box drop down width defaults to the line edit + decorator width,
  // here we change that to the column width size hint of the model column
  ui->bandComboBox->view ()->setMinimumWidth (ui->bandComboBox->view ()->sizeHintForColumn (FrequencyList_v2::frequency_mhz_column));

  // Enable live band combo box entry validation and action.
  auto band_validator = new LiveFrequencyValidator {ui->bandComboBox
                                                    , m_config.bands ()
                                                    , m_config.frequencies ()
                                                    , &m_freqNominal
                                                    , this};
  ui->bandComboBox->setValidator (band_validator);

  // Hook up signals.
  connect (band_validator, &LiveFrequencyValidator::valid, this, &MainWindow::band_changed);
  connect (ui->bandComboBox->lineEdit (), &QLineEdit::textEdited, [this] (QString const&) {m_bandEdited = true; if(m_config.write_decoded_debug()) writeToALLTXT("bandComboBox line edited to " + ui->bandComboBox->lineEdit()->text());});

  // hook up configuration signals
  connect (&m_config, &Configuration::transceiver_update, this, &MainWindow::handle_transceiver_update);
  connect (&m_config, &Configuration::transceiver_TCIframesWritten, this, &MainWindow::dataSink);
  connect (&m_config, &Configuration::transceiver_TCImodActive, this, &MainWindow::tci_mod_active);
  connect (&m_config, &Configuration::transceiver_failure, this, &MainWindow::handle_transceiver_failure);
  connect (&m_config, &Configuration::udp_server_changed, m_messageClient, &MessageClient::set_server);
  connect (&m_config, &Configuration::udp_server_port_changed, m_messageClient, &MessageClient::set_server_port);


  // set up message text validators
  ui->tx1->setValidator (new QRegularExpressionValidator {message_alphabet, this});
  ui->tx2->setValidator (new QRegularExpressionValidator {messagespec_alphabet, this});
  ui->tx3->setValidator (new QRegularExpressionValidator {message_alphabet, this});
  ui->tx4->setValidator (new QRegularExpressionValidator {message_alphabet, this});
  ui->tx5->setValidator (new QRegularExpressionValidator {message_alphabet, this});
  ui->tx6->setValidator (new QRegularExpressionValidator {message_alphabet, this});
  ui->freeTextMsg->setValidator (new QRegularExpressionValidator {message_alphabet, this});
  ui->wantedCall->setValidator (new QRegularExpressionValidator {wcall_alphabet, this});
  ui->wantedCountry->setValidator (new QRegularExpressionValidator {wcountry_alphabet, this});
  ui->wantedPrefix->setValidator (new QRegularExpressionValidator {wcall_alphabet, this});
  ui->wantedGrid->setValidator (new QRegularExpressionValidator {wgrid_alphabet, this});
  ui->dxCallEntry->setValidator (new QRegularExpressionValidator {dxCall_alphabet, this});
  ui->dxGridEntry->setValidator (new QRegularExpressionValidator {dxGrid_alphabet, this});
  ui->directionLineEdit->setValidator (new QRegularExpressionValidator {cqdir_alphabet, this});
  ui->direction1LineEdit->setValidator (new QRegularExpressionValidator {cqdir_alphabet, this});

  // Free text macros model to widget hook up.
  ui->tx5->setModel (m_config.macros ());
  connect (ui->tx5->lineEdit ()
           , &QLineEdit::editingFinished
           , [this] () {on_tx5_currentTextChanged (ui->tx5->lineEdit ()->text ());});
  ui->freeTextMsg->setModel (m_config.macros ());
  connect (ui->freeTextMsg->lineEdit ()
           , &QLineEdit::editingFinished
           , [this] () {on_freeTextMsg_currentTextChanged (ui->freeTextMsg->lineEdit ()->text ());});

  connect(&m_guiTimer, &QTimer::timeout, this, &MainWindow::guiUpdate);
  m_guiTimer.start(100);   //### Don't change the 100 ms! ###

  ptt0Timer.setSingleShot(true); connect(&ptt0Timer, &QTimer::timeout, this, &MainWindow::stopTx2);
  ptt1Timer.setSingleShot(true); connect(&ptt1Timer, &QTimer::timeout, this, &MainWindow::startTx2);
  logQSOTimer.setSingleShot(true); connect(&logQSOTimer, &QTimer::timeout, this, &MainWindow::on_logQSOButton_clicked);
  tuneButtonTimer.setSingleShot(true); connect(&tuneButtonTimer, &QTimer::timeout, this, &MainWindow::haltTxTuneTimer);
  cqButtonTimer.setSingleShot(true); connect(&cqButtonTimer, &QTimer::timeout, this, &MainWindow::on_pbCallCQ_clicked);
  enableTxButtonTimer.setSingleShot(true); connect(&enableTxButtonTimer, &QTimer::timeout, this, &MainWindow::enableTxButton_off);
  tx73ButtonTimer.setSingleShot(true); connect(&tx73ButtonTimer, &QTimer::timeout, this, &MainWindow::on_pbSend73_clicked);
  logClearDXTimer.setSingleShot(true); connect(&logClearDXTimer, &QTimer::timeout, this, &MainWindow::logClearDX);
  dxbcallTxHaltedClearTimer.setSingleShot(true); connect(&dxbcallTxHaltedClearTimer, &QTimer::timeout, this, &MainWindow::dxbcallTxHaltedClear);
  tuneATU_Timer.setSingleShot(true); connect(&tuneATU_Timer, &QTimer::timeout, this, &MainWindow::stopTuneATU);
  killFileTimer.setSingleShot(true); connect(&killFileTimer, &QTimer::timeout, this, &MainWindow::killFile);
  uploadTimer.setSingleShot(true); connect(&uploadTimer, SIGNAL(timeout()), this, SLOT(uploadSpots()));
  TxAgainTimer.setSingleShot(true); connect(&TxAgainTimer, SIGNAL(timeout()), this, SLOT(TxAgain()));
  StopTuneTimer.setSingleShot(true); connect(&StopTuneTimer, SIGNAL(timeout()), this, SLOT(stop_tuning()));
  RxQSYTimer.setSingleShot(true); connect(&RxQSYTimer, SIGNAL(timeout()), this, SLOT(RxQSY()));
  minuteTimer.setSingleShot(true); connect (&minuteTimer, &QTimer::timeout, this, &MainWindow::on_the_minute);

  connect(m_wideGraph.data (), SIGNAL(setFreq3(int,int)), this, SLOT(setFreq4(int,int)));
  connect(m_wideGraph.data (), SIGNAL(setRxFreq3(int)), this, SLOT(setRxFreq4(int)));
  connect(m_wideGraph.data (), SIGNAL(filter_on3()), this, SLOT(filter_on()));
  connect(m_wideGraph.data (), SIGNAL(toggle_filter3()), this, SLOT(toggle_filter()));
  connect(m_wideGraph.data (), SIGNAL(esc_key()), this, SLOT(escapeHalt()));

  fsWatcher = new QFileSystemWatcher(this);
  fsWatcher->addPath(m_dataDir.absoluteFilePath ("wsjtx_log.adi"));
  connect(fsWatcher, SIGNAL(fileChanged(QString)), this, SLOT(logChanged()));
  
  m_rrr=false;
  m_killAll=false;
  m_sentFirst73=false;
  m_skipTx1=false;
  m_QSOText.clear();
  decodeBusy(false);
  m_callingFrequency=0;
  QString t1[28]={"1 uW","2 uW","5 uW","10 uW","20 uW","50 uW","100 uW","200 uW","500 uW",
                  "1 mW","2 mW","5 mW","10 mW","20 mW","50 mW","100 mW","200 mW","500 mW",
                  "1 W","2 W","5 W","10 W","20 W","50 W","100 W","200 W","500 W","1 kW"};

  for(int i=0; i<28; i++)  {                      //Initialize dBm values
    float dbm=(10.0*i)/3.0 - 30.0;
    int ndbm=0;
    if(dbm<0) ndbm=int(dbm-0.5);
    if(dbm>=0) ndbm=int(dbm+0.5);
    QString t;
    t = QString::asprintf("%d dBm  ",ndbm);
    t+=t1[i];
    ui->TxPowerComboBox->addItem(t);
  }


  ui->labAz->setStyleSheet("border: 0px;");
  ui->labDist->setStyleSheet("border: 0px;");

  m_useDarkStyle = m_config.useDarkStyle();
  readSettings();		         //Restore user's setup params

  QString t;
  if (m_mode.startsWith("FT")) t = "UTC     dB   DT "+tr("Freq   Message");
  else t = "UTC   dB   DT "+tr("Freq   Message");
  ui->decodedTextLabel->setText(t);
  ui->decodedTextLabel2->setText(t);

  ui->tuneButton->setMaximumSize(80,45);
  ui->monitorButton->setMaximumSize(80,45);
  ui->bypassButton->setMaximumSize(80,45);
  ui->singleQSOButton->setMaximumSize(80,45);
  ui->AnsB4Button->setMaximumSize(80,45);
  ui->stopButton->setMaximumSize(80,45);
  dynamicButtonsInit();

  m_audioThread.start (m_audioThreadPriority);

#ifdef WIN32
  if (!m_multiple)
    {
      while(true)
        {
          int iret=killbyname("jtdxjt9.exe");
          if(iret == 603) break;
            JTDXMessageBox::warning_message (this, "", tr ("Error Killing jtdxjt9.exe Process")
                                         , tr ("KillByName return code: %1")
                                         .arg (iret));
        }
    }
#endif

//  auto_tx_label->setText (m_autoTx ? "AutoTx Armed" : "AutoTx Disarmed");

  {
    //delete any .quit file that might have been left lying around
    //since its presence will cause jtdxjt9 to exit a soon as we start it
    //and decodes will hang
    QFile quitFile {m_config.temp_dir ().absoluteFilePath (".quit")};
    while (quitFile.exists ())
      {
        if (!quitFile.remove ())
          {
            JTDXMessageBox::query_message (this, "", tr ("Error removing \"%1\"").arg (quitFile.fileName ())
                                       , tr ("Click OK to retry"));
          }
      }
  }

  //Create .lock so jtdxjt9 will wait
  QFile {m_config.temp_dir ().absoluteFilePath (".lock")}.open(QIODevice::ReadWrite);

  QStringList jt9_args {
    "-s", QApplication::applicationName () // shared memory key,
                                           // includes rig
#ifdef NDEBUG
      , "-w", "1"               //FFTW patience - release
#else
      , "-w", "1"               //FFTW patience - debug builds for speed
#endif
      // The number  of threads for  FFTW specified here is  chosen as
      // three because  that gives  the best  throughput of  the large
      // FFTs used  in jt9.  The count  is the minimum of  (the number
      // available CPU threads less one) and 12 (was three).  This ensures that
      // there is always at least one free CPU thread to run the other
      // mode decoder in parallel.
      , "-m", QString::number (qMin (qMax (QThread::idealThreadCount () - 1, 1), 24)) //FFTW threads
//      , "-m", QString::number (qMin (qMax (QThread::idealThreadCount (), 1), 24)) //FFTW threads
      , "-e", QDir::toNativeSeparators (m_appDir)
      , "-a", QDir::toNativeSeparators (m_dataDir.absolutePath ())
      , "-t", QDir::toNativeSeparators (m_config.temp_dir ().absolutePath ())
      , "-r", QDir::toNativeSeparators (m_config.data_dir ().absolutePath ())
      };
  QProcessEnvironment new_env {m_env};
  new_env.insert  ("OMP_STACKSIZE", "6M");
  proc_jtdxjt9.setProcessEnvironment (new_env);
  proc_jtdxjt9.start(QDir::toNativeSeparators (m_appDir) + QDir::separator () +
          "jtdxjt9", jt9_args, QIODevice::ReadWrite | QIODevice::Unbuffered);

  QString fname {QDir::toNativeSeparators(m_dataDir.absoluteFilePath ("wsjtx_wisdom.dat"))};
  QByteArray cfname=fname.toLocal8Bit();
  fftwf_import_wisdom_from_filename(cfname);

//  QThread::currentThread()->setPriority(QThread::HighPriority);

  connect (&m_wav_future_watcher, &QFutureWatcher<void>::finished, this, &MainWindow::diskDat);

//  printf ("is_tci: %d downsampleFactor %d\n",m_tci,m_downSampleFactor);
  if (m_tci) {
    Q_EMIT m_config.transceiver_period(double(NTMAX));
  } else {
    if (!m_config.audio_input_device ().isNull ()) {
      Q_EMIT startAudioInputStream (m_config.audio_input_device (), m_rx_audio_buffer_frames, m_detector, m_downSampleFactor, m_config.audio_input_channel ());
    }
    if (!m_config.audio_output_device ().isNull ()) {
      Q_EMIT initializeAudioOutputStream (m_config.audio_output_device (), AudioDevice::Mono == m_config.audio_output_channel () ? 1 : 2, m_tx_audio_buffer_frames);
    }
  }
//  if (m_tci) Q_EMIT m_config.transceiver_trfrequency(ui->TxFreqSpinBox->value () - m_XIT); 
//  else Q_EMIT transmitFrequency (ui->TxFreqSpinBox->value () - m_XIT);

  enable_DXCC_entity ();  // sets text window proportions and (re)inits the logbook

  // this must be done before initializing the mode as some modes need
  // to turn off split on the rig e.g. WSPR
  m_config.transceiver_online ();

  ui->TxMinuteButton->setChecked(m_txFirst);
  setMinButton();
  morse_(const_cast<char *> (m_config.my_callsign ().toLatin1().constData()),
         const_cast<int *> (icw), &m_ncw, m_config.my_callsign ().length());
  on_actionWide_Waterfall_triggered();
  m_wideGraph->setTol(500);
  m_wideGraph->setLockTxFreq(m_lockTxFreq);
  m_wideGraph->setMode(m_mode);
  m_wideGraph->setTopJT65(m_config.ntopfreq65());
  m_wideGraph->setModeTx(m_modeTx);
  
  minuteTimer.start (ms_minute_error (m_jtdxtime) + 60 * 1000);
  
  if(m_mode=="FT8") on_actionFT8_triggered();
  else if(m_mode=="FT4") on_actionFT4_triggered();
  else if(m_mode=="JT9+JT65") on_actionJT9_JT65_triggered();
  else if(m_mode=="JT9") on_actionJT9_triggered();
  else if(m_mode=="JT65") on_actionJT65_triggered();
  else if(m_mode=="T10") on_actionT10_triggered();
  else if(m_mode=="WSPR-2") on_actionWSPR_2_triggered();

  if(m_mode!="FT8") { ui->actionEnable_hound_mode->setChecked(false); ui->actionEnable_hound_mode->setEnabled(false); }

  if (m_tci) Q_EMIT m_config.transceiver_trfrequency(ui->TxFreqSpinBox->value () - m_XIT);
  else Q_EMIT transmitFrequency (ui->TxFreqSpinBox->value () - m_XIT);
  ui->actionCallPriorityAndSearchCQ->setEnabled(m_callMode==2 || m_callMode==3);
  m_callPrioCQ=ui->actionCallPriorityAndSearchCQ->isChecked() && (m_callMode==2 || m_callMode==3);
  m_maxDistance=ui->actionMaxDistance->isChecked();
  m_answerWorkedB4=ui->actionAnswerWorkedB4->isChecked();
  m_callWorkedB4=ui->actionCallWorkedB4->isChecked();
  m_callHigherNewCall=ui->actionCallHigherNewCall->isChecked();
  m_singleshot=ui->actionSingleShot->isChecked();
  m_autofilter=ui->actionAutoFilter->isChecked();
  if(ui->actionEnable_hound_mode->isChecked()) on_actionEnable_hound_mode_toggled(true);
  m_wideGraph->setFilter(m_filter);
  ui->actionUse_TX_frequency_jumps->setEnabled(false);
  m_showHarmonics=ui->actionShow_messages_decoded_from_harmonics->isChecked();
  m_showMyCallMsgRxWindow=ui->actionMyCallRXFwindow->isChecked();
  m_showWantedCallRxWindow=ui->actionWantedCallRXFwindow->isChecked();
  m_FT8LateStart=ui->actionFT8LateStart->isChecked();
  m_bypassRxfFilters=ui->actionBypass_text_filters_on_RX_frequency->isChecked();
  m_bypassAllFilters=ui->actionBypass_all_text_filters->isChecked();
  m_windowPopup=ui->actionEnable_main_window_popup->isChecked();
  m_autoErase=ui->actionAutoErase->isChecked();
  m_autoEraseBC=ui->actionEraseWindowsAtBandChange->isChecked();

  m_rprtPriority=ui->actionReport_message_priority->isChecked();
  if(m_rprtPriority && m_maxDistance) { ui->actionMaxDistance->setChecked(false); m_maxDistance=false; }

  ui->sbTxPercent->setValue(m_pctx);
  ui->TxPowerComboBox->setCurrentIndex(int(0.3*(m_dBm + 30.0)+0.2));
  ui->cbUploadWSPR_Spots->setChecked(m_uploadSpots);
  
//  ui->pbTxLock->setChecked(m_lockTxFreq);
//  on_pbTxLock_clicked(m_lockTxFreq);

  if(m_mode.left(4)=="WSPR" and m_pctx>0)  {
    QPalette palette {ui->sbTxPercent->palette ()};
    palette.setColor(QPalette::Base,Qt::yellow);
    ui->sbTxPercent->setPalette(palette);
  }

  setStopHSym();
  
  progressBar->setMaximum(int(m_TRperiod));
  if (m_tci) Q_EMIT m_config.transceiver_period(m_TRperiod);
  else m_modulator->setPeriod(m_TRperiod); // TODO - not thread safe
  connect( wsprNet, SIGNAL(uploadStatus(QString)), this, SLOT(uploadResponse(QString)));

//  setting up CQ message on init
  m_myCallCompound=(!m_config.my_callsign().isEmpty() && m_config.my_callsign().contains("/")); // && !m_config.my_callsign().endsWith("/P") && !m_config.my_callsign().endsWith("/R"));
  genStdMsgs(m_rpt);
  ui->txrb6->setChecked(true); ui->genMsg->setText(ui->tx6->text());
  if (0 == ui->tabWidget->currentIndex ()) { m_ntx=6; }
  else if (1 == ui->tabWidget->currentIndex ()) { m_ntx=7; }
  m_nlasttx = 6; m_QSOProgress = CALLING;
  ui->rbGenMsg->setChecked(true);
//
  if (!m_mode.startsWith ("WSPR")) countQSOs ();
  if(!ui->cbMenus->isChecked()) { ui->cbMenus->setChecked(true); ui->cbMenus->setChecked(false); }
  if(!ui->cbShowWanted->isChecked()) { ui->cbShowWanted->setChecked(true); ui->cbShowWanted->setChecked(false); }
  m_oldmode=m_mode;
  mode_label->setText(m_mode);
  m_lastloggedtime=m_jtdxtime->currentDateTimeUtc2().addSecs(-7*int(m_TRperiod));
  QFile f0 {m_dataDir.absoluteFilePath ("CALL3.TXT")};
  if(!f0.exists()) { 
  QFile f1 {m_config.data_dir ().absoluteFilePath ("CALL3.TXT")};
  f1.copy(m_dataDir.absoluteFilePath ("CALL3.TXT"));
  }
  m_lastDisplayFreq=m_lastMonitoredFrequency;
  m_bMyCallStd=stdCall(m_config.my_callsign ());
  if(!m_config.my_callsign().isEmpty()) toggle_skipTx1();
  ui->spotMsgLabel->setVisible(false); ui->spotEditLabel->setVisible(false);  ui->spotLineEdit->setVisible(false); ui->propEditLabel->setVisible(false); ui->propLineEdit->setVisible(false);
  ui->genStdMsgsPushButton->click ();
  ui->spotMsgLabel->setTextFormat(Qt::PlainText);
  m_mslastTX = m_jtdxtime->currentMSecsSinceEpoch2();
  m_multInst=QApplication::applicationName ().length()>4;
  foxgen_(); ui->actionLatvian->setEnabled(false); ui->actionDutch->setEnabled(false);//temporarily disable

// make sure TX hash tables are filled in at first message transmission
  char message[38]="CQ QQ1QQQ KO85                       ";char msgsent[38]; char ft8msgbits[77];
  int i3=0; int n3=0; int ntxhash=1;
  genft8_(message,&i3,&n3,&ntxhash,msgsent,const_cast<char *> (ft8msgbits),const_cast<int *> (itone),37,37);

  styleChanged();
  // this must be the last statement of constructor
  if (!m_valid) throw std::runtime_error {"Fatal initialization exception"};
}

//--------------------------------------------------- MainWindow destructor
MainWindow::~MainWindow()
{
  QString fname {QDir::toNativeSeparators(m_dataDir.absoluteFilePath ("wsjtx_wisdom.dat"))};
  QByteArray cfname=fname.toLocal8Bit();
  fftwf_export_wisdom_to_filename(cfname);
  {
    int nfft {-1};
    int ndim {1};
    int isign {1};
    int iform {1};
    // free FFT plan resources
    four2a_ (nullptr, &nfft, &ndim, &isign, &iform, 0);
  }
  fftwf_forget_wisdom ();
  fftwf_cleanup ();
  m_audioThread.quit ();
  m_audioThread.wait ();
  remove_child_from_event_filter (this);
}

//-------------------------------------------------------- writeSettings()
void MainWindow::writeSettings()
{
  m_settings->beginGroup("MainWindow");
  m_settings->setValue("geometry",saveGeometry ());
  m_settings->setValue("state",saveState ());
  m_settings->setValue("vertSplitter",ui->splitter->saveState());
  m_settings->setValue("MRUdir",m_path);
  m_settings->setValue("TxFirst",m_txFirst);
  m_settings->setValue("RRR/RR73",m_rrr);
  m_settings->setValue("CQdirection",m_cqdir);
  m_settings->setValue("DXcall",ui->dxCallEntry->text());
  m_settings->setValue("DXgrid",ui->dxGridEntry->text());
  m_settings->setValue("WantedCallCommaList",ui->wantedCall->text());
  m_settings->setValue("WantedCountryCommaList",ui->wantedCountry->text());
  m_settings->setValue("WantedPrefixCommaList",ui->wantedPrefix->text());
  m_settings->setValue("WantedGridCommaList",ui->wantedGrid->text());
  m_settings->setValue("FreeText",ui->freeTextMsg->currentText ());
  m_settings->setValue("ShowMenus",ui->cbMenus->isChecked());
  m_settings->setValue("ShowWanted",ui->cbShowWanted->isChecked());
  m_settings->endGroup();

  m_settings->beginGroup("Common");
  m_settings->setValue("FT8threads",m_ft8threads);
  m_settings->setValue("AcceptUDPReplyMessages",m_acceptUDP);
  m_settings->setValue("Mode",m_mode);
  m_settings->setValue("ModeTx",m_modeTx);
  m_settings->setValue("SaveWav",m_saveWav);
  m_settings->setValue("Language",m_lang);
  m_settings->setValue("CallMode",m_callMode);
  m_settings->setValue("CallPriorityCQ",ui->actionCallPriorityAndSearchCQ->isChecked());
  m_settings->setValue("MaxDistance",ui->actionMaxDistance->isChecked());
  m_settings->setValue("AnswerWorkedB4",ui->actionAnswerWorkedB4->isChecked());
  m_settings->setValue("CallWorkedB4",ui->actionCallWorkedB4->isChecked());
  m_settings->setValue("CallHigherNewCall",ui->actionCallHigherNewCall->isChecked());
  m_settings->setValue("SingleShotQSO",ui->actionSingleShot->isChecked());
  m_settings->setValue("AutoFilter",ui->actionAutoFilter->isChecked());
  m_settings->setValue("EnableHoundMode",ui->actionEnable_hound_mode->isChecked());  
  m_settings->setValue("ShowHarmonics",ui->actionShow_messages_decoded_from_harmonics->isChecked());
  m_settings->setValue("HideFTContestMessages",ui->actionHide_FT_contest_messages->isChecked());
  m_settings->setValue("HideTelemetryMessages",ui->actionHide_telemetry_messages->isChecked());
  m_settings->setValue("HideFT8Dupes",ui->actionHide_FT8_dupe_messages->isChecked());
  m_settings->setValue("ShowMyCallMessagesRxWindow",ui->actionMyCallRXFwindow->isChecked());
  m_settings->setValue("ShowWantedCallMessagesRxWindow",ui->actionWantedCallRXFwindow->isChecked());
  m_settings->setValue("FT8Sensitivity",m_ft8Sensitivity);
  m_settings->setValue("FT8DecoderLateStart",ui->actionFT8LateStart->isChecked());
  m_settings->setValue("FT8WideDXCallSearch",m_FT8WideDxCallSearch);
  m_settings->setValue("BypassRXFreqTextFilters",ui->actionBypass_text_filters_on_RX_frequency->isChecked());
  m_settings->setValue("BypassAllTextFilters",ui->actionBypass_all_text_filters->isChecked());
  m_settings->setValue("EnableMainwindowPopup",ui->actionEnable_main_window_popup->isChecked());
  m_settings->setValue("AutoErase",ui->actionAutoErase->isChecked());
  m_settings->setValue("EraseWindowsAtBandChange",ui->actionEraseWindowsAtBandChange->isChecked());
  m_settings->setValue("ReportMessagePriority",ui->actionReport_message_priority->isChecked());
  m_settings->setValue("NDepth",m_ndepth);
  m_settings->setValue("NCandidateListThinning",m_ncandthin);
  qint32 nDTcenter=100 * ui->DTCenterSpinBox->value();
  m_settings->setValue("DTCenterInt",nDTcenter);
  m_settings->setValue("NFT8Cycles",m_nFT8Cycles);
  m_settings->setValue("NFT8SWLCycles",m_nFT8SWLCycles);
  m_settings->setValue("NFT8QSORXfreqSensitivity",m_nFT8RXfSens);
  m_settings->setValue("NFT4Depth",m_nFT4depth);
  m_settings->setValue("SwitchFilterOff",m_FilterState);
  m_settings->setValue("RxFreq",ui->RxFreqSpinBox->value());
  m_settings->setValue("TxFreq",ui->TxFreqSpinBox->value());
  m_settings->setValue("WSPRfreq",ui->WSPRfreqSpinBox->value());
  m_settings->setValue("DialFreq",QVariant::fromValue(m_lastMonitoredFrequency));
  m_settings->setValue("OutAttenuation",ui->outAttenuation->value ());
  m_settings->setValue("GUItab",ui->tabWidget->currentIndex());
  m_settings->setValue("LockTxFreq",m_lockTxFreq);
  m_settings->setValue("SkipTx1", m_skipTx1);
  m_settings->setValue("PctTx",m_pctx);
  m_settings->setValue("dBm",m_dBm);
  m_settings->setValue("UploadSpots",m_uploadSpots);
  m_settings->setValue("BandHopping",ui->band_hopping_group_box->isChecked ());
  m_settings->setValue("pwrBandTxMemory",m_pwrBandTxMemory);
  m_settings->setValue("pwrBandTuneMemory",m_pwrBandTuneMemory);
  m_settings->setValue("SWLMode",m_swl);
  m_settings->setValue("Filter",m_filter);
  m_settings->setValue("AGCcompensation",m_agcc);
  m_settings->setValue("Hint",m_hint);
  m_settings->setValue("73TxDisable",m_disable_TX_on_73);
  m_settings->setValue("ShowMainWindowTooltips",m_showTooltips);
  m_settings->setValue("ColorTxMessageButtons",m_colorTxMsgButtons);
  m_settings->setValue("CallsignToClipboard",m_callToClipboard);
  m_settings->setValue("Crossband160mJA",m_crossbandOptionEnabled);
  m_settings->setValue("Crossband160mHL",m_crossbandHLOptionEnabled);
  m_settings->setValue("QuickCall",m_autoTx);
  m_settings->setValue("AutoSequence",m_autoseq);
  m_settings->setValue("SpotText",m_spotText);
  m_settings->setValue("ClearWCallAtLog",ui->cbClearCallsign->isChecked ());
  m_settings->setValue("ClearWGridAtLog",ui->cbClearGrid->isChecked ());
  m_settings->setValue("NoOwnCallWSPR",ui->cbNoOwnCall->isChecked());
  m_settings->setValue("SMeterUnits",ui->S_meter_button->isChecked());
  m_settings->endGroup();
}

//---------------------------------------------------------- readSettings()
void MainWindow::readSettings()
{
  m_settings->beginGroup("MainWindow");
  
  m_geometry = m_settings->value ("geometry",saveGeometry()).toByteArray();
  restoreGeometry(m_geometry);
  restoreState (m_settings->value ("state",saveState ()).toByteArray ());
  ui->splitter->restoreState(m_settings->value("vertSplitter").toByteArray());
  m_path = m_settings->value("MRUdir",m_config.save_directory ().absolutePath ()).toString ();

  m_txFirst = m_settings->value("TxFirst",false).toBool();

  m_rrr = m_settings->value("RRR/RR73",false).toBool();
  ui->rrrCheckBox->setChecked(m_rrr);
  ui->rrr1CheckBox->setChecked(m_rrr);
  if(m_rrr) { ui->pbSendRRR->setText("RRR"); } 
  else { ui->pbSendRRR->setText("RR73"); }
  
  m_cqdir = m_settings->value("CQdirection","").toString();
  if(!m_cqdir.isEmpty()) {
    QRegularExpression cqdir_re("^[A-Za-z]{2,2}$"); QRegularExpressionMatch match = cqdir_re.match(m_cqdir);
    bool hasMatch = match.hasMatch(); if(!hasMatch) m_cqdir="";
  }
  ui->directionLineEdit->setText(m_cqdir);
  if(!m_cqdir.isEmpty ()) { ui->pbCallCQ->setText("CQ " + m_cqdir); }
  else { ui->pbCallCQ->setText("CQ"); }

  ui->dxCallEntry->setText(m_settings->value("DXcall","").toString());
  ui->dxGridEntry->setText(m_settings->value("DXgrid","").toString());
  ui->wantedCall->setText(m_settings->value("WantedCallCommaList","").toString());
  ui->wantedCountry->setText(m_settings->value("WantedCountryCommaList","").toString());
  ui->wantedPrefix->setText(m_settings->value("WantedPrefixCommaList","").toString());
  ui->wantedGrid->setText(m_settings->value("WantedGridCommaList","").toString());

  if(m_settings->contains ("FreeText")) ui->freeTextMsg->setCurrentText (m_settings->value ("FreeText").toString ());

  if(m_settings->value("ShowMenus").toString()=="false") { ui->cbMenus->setChecked(false); on_cbMenus_toggled(false); }
  else { ui->cbMenus->setChecked(true); on_cbMenus_toggled(true); }

  bool wanted=m_settings->value("ShowWanted",false).toBool(); m_wantedchkd=wanted; ui->cbShowWanted->setChecked(wanted);

  m_settings->endGroup();

  // do this outside of settings group because it uses groups internally
  m_settings->beginGroup("Common");

  m_ft8threads=m_settings->value("FT8threads",0).toInt();
  if(!(m_ft8threads>=0 && m_ft8threads<25)) m_ft8threads=0;
  if(m_ft8threads==0) ui->actionMTAuto->setChecked(true);
  else if(m_ft8threads==1) ui->actionMT1->setChecked(true);
  else if(m_ft8threads==2) ui->actionMT2->setChecked(true);
  else if(m_ft8threads==3) ui->actionMT3->setChecked(true);
  else if(m_ft8threads==4) ui->actionMT4->setChecked(true);
  else if(m_ft8threads==5) ui->actionMT5->setChecked(true);
  else if(m_ft8threads==6) ui->actionMT6->setChecked(true);
  else if(m_ft8threads==7) ui->actionMT7->setChecked(true);
  else if(m_ft8threads==8) ui->actionMT8->setChecked(true);
  else if(m_ft8threads==9) ui->actionMT9->setChecked(true);
  else if(m_ft8threads==10) ui->actionMT10->setChecked(true);
  else if(m_ft8threads==11) ui->actionMT11->setChecked(true);
  else if(m_ft8threads==12) ui->actionMT12->setChecked(true);
  else if(m_ft8threads==13) ui->actionMT13->setChecked(true);
  else if(m_ft8threads==14) ui->actionMT14->setChecked(true);
  else if(m_ft8threads==15) ui->actionMT15->setChecked(true);
  else if(m_ft8threads==16) ui->actionMT16->setChecked(true);
  else if(m_ft8threads==17) ui->actionMT17->setChecked(true);
  else if(m_ft8threads==18) ui->actionMT18->setChecked(true);
  else if(m_ft8threads==19) ui->actionMT19->setChecked(true);
  else if(m_ft8threads==20) ui->actionMT20->setChecked(true);
  else if(m_ft8threads==21) ui->actionMT21->setChecked(true);
  else if(m_ft8threads==22) ui->actionMT22->setChecked(true);
  else if(m_ft8threads==23) ui->actionMT23->setChecked(true);
  else if(m_ft8threads==24) ui->actionMT24->setChecked(true);

  m_acceptUDP=m_settings->value("AcceptUDPReplyMessages",1).toInt(); if(!(m_acceptUDP>=1 && m_acceptUDP<=3)) m_acceptUDP=1;
  if(m_acceptUDP==1) ui->actionAcceptUDPCQ->setChecked(true);
  else if(m_acceptUDP==2) ui->actionAcceptUDPCQ73->setChecked(true);
  else if(m_acceptUDP==3) ui->actionAcceptUDPAny->setChecked(true);

  m_mode=m_settings->value("Mode","FT8").toString();
  m_modeTx=m_settings->value("ModeTx","FT8").toString();

  if(!m_mode.startsWith("FT") && !m_mode.startsWith("JT") && m_mode!="T10" && !m_mode.startsWith ("WSPR")) {
     m_mode="FT8"; m_modeTx="FT8";
  }

  if(!m_modeTx.startsWith("FT") && !m_modeTx.startsWith("JT") && m_modeTx!="T10" && !m_modeTx.startsWith ("WSPR")) {
    if(m_mode=="FT8") m_modeTx="FT8";
	else if(m_mode=="FT4") m_modeTx="FT4";
    else if(m_mode=="JT9+JT65") m_modeTx="JT65";
    else if(m_mode=="JT65") m_modeTx="JT65";
    else if(m_mode=="JT9") m_modeTx="JT9";
    else if(m_mode=="T10") m_modeTx="T10";
    else if(m_modeTx.startsWith ("WSPR")) m_modeTx="WSPR-2";
  }
  if(m_modeTx.startsWith("JT9")) ui->pbTxMode->setText("Tx JT9  @");
  if(m_modeTx=="JT65") ui->pbTxMode->setText("Tx JT65  #");

  m_saveWav=m_settings->value("SaveWav",0).toInt();
  if(!(m_saveWav>=0 && m_saveWav<=2)) m_saveWav=0;  
  if(m_saveWav==0) ui->actionNone->setChecked(true);
  else if(m_saveWav==1) ui->actionSave_decoded->setChecked(true);
  else if(m_saveWav==2) ui->actionSave_all->setChecked(true);

  m_lang=m_settings->value("Language","en_US").toString();
  ui->actionEnglish->setText("English");
  ui->actionEstonian->setText("Eesti");
  ui->actionRussian->setText("Русский");
  ui->actionCatalan->setText("Català");
  ui->actionCroatian->setText("Hrvatski");
  ui->actionDanish->setText("Dansk");
  ui->actionDutch->setText("Nederlands");
  ui->actionSpanish->setText("Español");
  ui->actionSwedish->setText("Svenska");
  ui->actionFrench->setText("Français");
  ui->actionItalian->setText("Italiano");
  ui->actionLatvian->setText("Latviski");
  ui->actionHungarian->setText("Magyar");
  ui->actionPolish->setText("Polski");
  ui->actionPortuguese->setText("Português");
  ui->actionPortuguese_BR->setText("Português BR");
  ui->actionChinese_simplified->setText("简体中文");
  ui->actionChinese_traditional->setText("繁體中文");
  ui->actionJapanese->setText("日本語");
  set_language (m_lang);
  
  m_callMode=m_settings->value("CallMode",2).toInt();
  if(!(m_callMode>=0 && m_callMode<=3)) m_callMode=2; 
  if(m_callMode==0) ui->actionCallNone->setChecked(true);
  else if(m_callMode==1) ui->actionCallFirst->setChecked(true);
  else if(m_callMode==2) ui->actionCallMid->setChecked(true);
  else if(m_callMode==3) ui->actionCallEnd->setChecked(true);

  if(m_settings->value("CallPriorityCQ").toString()!="false" && m_settings->value("CallPriorityCQ").toString()!="true") 
    ui->actionCallPriorityAndSearchCQ->setChecked(false);
  else ui->actionCallPriorityAndSearchCQ->setChecked(m_settings->value("CallPriorityCQ",false).toBool());

  ui->actionMaxDistance->setChecked(m_settings->value("MaxDistance",false).toBool());
  ui->actionAnswerWorkedB4->setChecked(m_settings->value("AnswerWorkedB4",false).toBool());
  ui->actionCallWorkedB4->setChecked(m_settings->value("CallWorkedB4",false).toBool());
  ui->actionCallHigherNewCall->setChecked(m_settings->value("CallHigherNewCall",false).toBool());
  ui->actionSingleShot->setChecked(m_settings->value("SingleShotQSO",false).toBool());
  ui->actionAutoFilter->setChecked(m_settings->value("AutoFilter",false).toBool());
  ui->actionEnable_hound_mode->setChecked(m_settings->value("EnableHoundMode",false).toBool());

  ui->actionShow_messages_decoded_from_harmonics->setChecked(m_settings->value("ShowHarmonics",false).toBool());

  if(m_settings->value("HideFTContestMessages").toString()!="false" && m_settings->value("HideFTContestMessages").toString()!="true") 
    ui->actionHide_FT_contest_messages->setChecked(false);
  else ui->actionHide_FT_contest_messages->setChecked(m_settings->value("HideFTContestMessages").toBool());

  if(m_settings->value("HideTelemetryMessages").toString()!="false" && m_settings->value("HideTelemetryMessages").toString()!="true") 
    ui->actionHide_telemetry_messages->setChecked(false);
  else ui->actionHide_telemetry_messages->setChecked(m_settings->value("HideTelemetryMessages").toBool());

  ui->actionHide_FT8_dupe_messages->setChecked(m_settings->value("HideFT8Dupes",true).toBool());
  ui->actionMyCallRXFwindow->setChecked(m_settings->value("ShowMyCallMessagesRxWindow",true).toBool());
  ui->actionWantedCallRXFwindow->setChecked(m_settings->value("ShowWantedCallMessagesRxWindow",false).toBool());

  m_ft8Sensitivity=m_settings->value("FT8Sensitivity",0).toInt();
  if(!(m_ft8Sensitivity>=0 && m_ft8Sensitivity<=2)) m_ft8Sensitivity=0;
  if(m_ft8Sensitivity==0) ui->actionFT8SensMin->setChecked(true);
  else if(m_ft8Sensitivity==1) ui->actionlowFT8thresholds->setChecked(true);
  else if(m_ft8Sensitivity==2) ui->actionFT8subpass->setChecked(true);

  if(m_settings->value("FT8DecoderLateStart").toString()!="false" && m_settings->value("FT8DecoderLateStart").toString()!="true") 
    ui->actionFT8LateStart->setChecked(false);
  else ui->actionFT8LateStart->setChecked(m_settings->value("FT8DecoderLateStart",false).toBool());

  m_FT8WideDxCallSearch=m_settings->value("FT8WideDXCallSearch",false).toBool();
  ui->actionFT8WidebandDXCallSearch->setChecked(m_FT8WideDxCallSearch);

  ui->actionBypass_text_filters_on_RX_frequency->setChecked(m_settings->value("BypassRXFreqTextFilters",false).toBool());
  ui->actionBypass_all_text_filters->setChecked(m_settings->value("BypassAllTextFilters",false).toBool());
  ui->actionEnable_main_window_popup->setChecked(m_settings->value("EnableMainwindowPopup",false).toBool());
  ui->actionAutoErase->setChecked(m_settings->value("AutoErase",false).toBool());
  ui->actionEraseWindowsAtBandChange->setChecked(m_settings->value("EraseWindowsAtBandChange",false).toBool());
  ui->actionReport_message_priority->setChecked(m_settings->value("ReportMessagePriority",false).toBool());

  m_ndepth=m_settings->value("NDepth",3).toInt(); if(!(m_ndepth>=1 && m_ndepth<=3)) m_ndepth=3;
  if(m_ndepth==3) ui->actionDeepestDecode->setChecked(true);
  else if(m_ndepth==2) ui->actionMediumDecode->setChecked(true);
  else if(m_ndepth==1) ui->actionQuickDecode->setChecked(true);

  ui->candListSpinBox->setValue(5); // ensure a change is signaled
  if(m_settings->value("NCandidateListThinning").toInt()>=5 && m_settings->value("NCandidateListThinning").toInt()<=100)
    ui->candListSpinBox->setValue(m_settings->value("NCandidateListThinning",100).toInt());
  else ui->candListSpinBox->setValue(100);

  ui->DTCenterSpinBox->setValue(0.1); // ensure a change is signaled
  qint32 nDTcenter=m_settings->value("DTCenterInt",0).toInt();
  if(nDTcenter>-201 && nDTcenter<251) ui->DTCenterSpinBox->setValue(static_cast<double>(nDTcenter/100.));
  else ui->DTCenterSpinBox->setValue(0.0);

  m_nFT8Cycles=m_settings->value("NFT8Cycles",1).toInt(); if(!(m_nFT8Cycles>=1 && m_nFT8Cycles<=3)) m_nFT8Cycles=1;
  if(m_nFT8Cycles==1) ui->actionDecFT8cycles1->setChecked(true);
  else if(m_nFT8Cycles==2) ui->actionDecFT8cycles2->setChecked(true);
  else if(m_nFT8Cycles==3) ui->actionDecFT8cycles3->setChecked(true);

  m_nFT8SWLCycles=m_settings->value("NFT8SWLCycles",1).toInt(); if(!(m_nFT8SWLCycles>=1 && m_nFT8SWLCycles<=3)) m_nFT8SWLCycles=1;
  if(m_nFT8SWLCycles==1) ui->actionDecFT8SWLcycles1->setChecked(true);
  else if(m_nFT8SWLCycles==2) ui->actionDecFT8SWLcycles2->setChecked(true);
  else if(m_nFT8SWLCycles==3) ui->actionDecFT8SWLcycles3->setChecked(true);

  m_nFT8RXfSens=m_settings->value("NFT8QSORXfreqSensitivity",1).toInt(); if(!(m_nFT8RXfSens>=1 && m_nFT8RXfSens<=3)) m_nFT8RXfSens=1;
  if(m_nFT8RXfSens==1) ui->actionRXfLow->setChecked(true);
  else if(m_nFT8RXfSens==2) ui->actionRXfMedium->setChecked(true);
  else if(m_nFT8RXfSens==3) ui->actionRXfHigh->setChecked(true);
  
  m_nFT4depth=m_settings->value("NFT4Depth",3).toInt(); if(!(m_nFT4depth>=1 && m_nFT4depth<=3)) m_nFT4depth=3;
  if(m_nFT4depth==3) ui->actionFT4deep->setChecked(true);
  else if(m_nFT4depth==2) ui->actionFT4medium->setChecked(true);
  else if(m_nFT4depth==1) ui->actionFT4fast->setChecked(true);
  
  m_FilterState=m_settings->value("SwitchFilterOff",0).toInt(); if(!(m_FilterState>=0 && m_FilterState<=2)) m_FilterState=0;
  if(m_FilterState==0) on_actionAutoFilter_toggled(false);
  else if(m_FilterState==1) { ui->actionSwitch_Filter_OFF_at_sending_73->setChecked(true); on_actionSwitch_Filter_OFF_at_sending_73_triggered(true); }
  else if(m_FilterState==2) { ui->actionSwitch_Filter_OFF_at_getting_73->setChecked(true); on_actionSwitch_Filter_OFF_at_getting_73_triggered(true); }

  ui->RxFreqSpinBox->setValue(200); // ensure a change is signaled
  if(m_settings->value("RxFreq").toInt()>=0 && m_settings->value("RxFreq").toInt()<=5000)
    ui->RxFreqSpinBox->setValue(m_settings->value("RxFreq",1500).toInt());
  else ui->RxFreqSpinBox->setValue(1500);

  ui->WSPRfreqSpinBox->setValue(1400); // ensure a change is signaled
  if(m_settings->value("WSPRfreq").toInt()>=1400 && m_settings->value("WSPRfreq").toInt()<=1600)
    ui->WSPRfreqSpinBox->setValue(m_settings->value("WSPRfreq",1500).toInt());
  else ui->WSPRfreqSpinBox->setValue(1500);

  ui->TxFreqSpinBox->setValue(200); // ensure a change is signaled
  if(m_settings->value("TxFreq").toInt()>=200 && m_settings->value("TxFreq").toInt()<=5000)
    ui->TxFreqSpinBox->setValue(m_settings->value("TxFreq",1500).toInt());
  else ui->TxFreqSpinBox->setValue(1500);

  m_lastMonitoredFrequency = m_settings->value ("DialFreq",
     QVariant::fromValue<Frequency> (default_frequency)).value<Frequency> ();
  // setup initial value of tx attenuator, range 0...450 (0...45dB attenuation)
  if(m_settings->value("OutAttenuation").toInt()>=0 && m_settings->value("OutAttenuation").toInt()<=450)
    ui->outAttenuation->setValue (m_settings->value ("OutAttenuation", 225).toInt ());
  else ui->outAttenuation->setValue(225);

  int n=m_settings->value("GUItab",0).toInt(); if(!(n>=0 && n<=1)) n=0; ui->tabWidget->setCurrentIndex(n);

  m_lockTxFreq=m_settings->value("LockTxFreq",false).toBool();

  m_skipTx1=m_settings->value("SkipTx1",false).toBool();
  ui->skipTx1->setChecked(m_skipTx1);
  ui->skipGrid->setChecked(m_skipTx1);

  m_pctx=m_settings->value("PctTx",20).toInt(); if(!(m_pctx>=0 && m_pctx<=100)) m_pctx=20;
  m_dBm=m_settings->value("dBm",37).toInt(); if(!(m_dBm>=-30 && m_dBm<=60)) m_dBm=37;

  m_uploadSpots=m_settings->value("UploadSpots",false).toBool();
  
  ui->band_hopping_group_box->setChecked (m_settings->value ("BandHopping", false).toBool());
  m_pwrBandTxMemory=m_settings->value("pwrBandTxMemory").toHash();
  m_pwrBandTuneMemory=m_settings->value("pwrBandTuneMemory").toHash();

  m_swl=m_settings->value("SWLMode",false).toBool();
  ui->swlButton->setChecked(m_swl);
  
  m_filter=m_settings->value("Filter",false).toBool();
  ui->filterButton->setChecked(m_filter);

  m_agcc=m_settings->value("AGCcompensation",false).toBool();
  ui->AGCcButton->setChecked(m_agcc);
  
  m_hint=m_settings->value("Hint",true).toBool();
  ui->hintButton->setChecked(m_hint);
  
  m_disable_TX_on_73=m_settings->value("73TxDisable",false).toBool();
  ui->actionDisableTx73->setChecked(m_disable_TX_on_73);

  m_showTooltips=m_settings->value("ShowMainWindowTooltips",true).toBool();
  ui->actionShow_tooltips_main_window->setChecked(m_showTooltips);

  m_colorTxMsgButtons=m_settings->value("ColorTxMessageButtons",false).toBool();
  ui->actionColor_Tx_message_buttons->setChecked(m_colorTxMsgButtons);

  m_callToClipboard=m_settings->value("CallsignToClipboard",true).toBool();
  ui->actionCallsign_to_clipboard->setChecked(m_callToClipboard);

  m_crossbandOptionEnabled=m_settings->value("Crossband160mJA",false).toBool();
  ui->actionCrossband_160m_JA->setChecked(m_crossbandOptionEnabled);

  m_crossbandHLOptionEnabled=m_settings->value("Crossband160mHL",true).toBool();
  ui->actionCrossband_160m_HL->setChecked(m_crossbandHLOptionEnabled);

  m_autoTx=m_settings->value("QuickCall",false).toBool();
  ui->AutoTxButton->setChecked(m_autoTx);

  m_autoseq=m_settings->value("AutoSequence",false).toBool();
  if (m_autoseq) { clearDXfields(""); enableTab1TXRB(false); }
  ui->AutoSeqButton->setChecked(m_autoseq);
  setAutoSeqButtonStyle(m_autoseq);

  m_spotText=m_settings->value("SpotText","").toString();
  ui->spotLineEdit->setText(m_spotText);

  ui->cbClearCallsign->setChecked (m_settings->value ("ClearWCallAtLog",true).toBool());
  ui->cbClearGrid->setChecked (m_settings->value ("ClearWGridAtLog",true).toBool());
  ui->cbNoOwnCall->setChecked(m_settings->value("NoOwnCallWSPR",false).toBool());

  ui->S_meter_button->setChecked (m_settings->value ("SMeterUnits",true).toBool());

  m_settings->endGroup();
  
  if(m_config.do_snr()) {
    if(ui->S_meter_button->isChecked()) ui->S_meter_button->setText("S0");
    else ui->S_meter_button->setText("dBm");
  }
  else ui->S_meter_button->setText(tr("S meter"));
  ui->S_meter_button->setEnabled(m_config.do_snr());
  dec_data.params.nstophint=1;
  m_nlasttx=0;
  m_delay=0;
}

void MainWindow::setDecodedTextFont (QFont const& font)
{
  ui->decodedTextBrowser->setContentFont (font);
  ui->decodedTextBrowser2->setContentFont (font);
  auto style_sheet = "QLabel {" + font_as_stylesheet (font) + '}';
  ui->decodedTextLabel->setStyleSheet (ui->decodedTextLabel->styleSheet () + style_sheet);
  ui->decodedTextLabel2->setStyleSheet (ui->decodedTextLabel2->styleSheet () + style_sheet);
  updateGeometry ();
}

void MainWindow::setStopHSym()
{
  m_hsymStop=179;
  if(m_mode=="FT8")  m_hsymStop=50;
  else if(m_mode=="FT4") m_hsymStop=21;
  else if(m_mode.startsWith("JT") or m_mode=="T10") { m_hsymStop=173; if(m_config.decode_at_52s()) m_hsymStop=179; }
  else if(m_mode.startsWith ("WSPR")) m_hsymStop=396;
}

// init labUTC clock stylesheet at SW start and operation
void MainWindow::setClockStyle(bool reset)
{
  QDateTime t = m_jtdxtime->currentDateTimeUtc2();
  QString minute = t.time().toString("mm");
  QString second = t.time().toString("ss");
  QString secms = t.time().toString("ss.zzz");
  secms.remove(2,1); int ft4int = secms.toInt()/7500;

  if(m_start || reset) {
    if(m_mode.startsWith("FT")) {
      if(m_mode=="FT8") {
		int isecond = second.toInt();
		if((isecond >= 0 &&  isecond < 15) || (isecond >= 30 &&  isecond < 45)) ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color : %2").arg(Radio::convert_dark("#96ffff",m_useDarkStyle),Radio::convert_dark("#1400b1",m_useDarkStyle)));
        else ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color: %2").arg(Radio::convert_dark("#ffff96",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
      }
      else if(m_mode=="FT4") {
        if(ft4int==0 || ft4int==2 || ft4int==4 || ft4int==6) ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color : %2").arg(Radio::convert_dark("#96ffff",m_useDarkStyle),Radio::convert_dark("#1400b1",m_useDarkStyle)));
        else ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color: %2").arg(Radio::convert_dark("#ffff96",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
      }
    }
    else if(!m_mode.startsWith ("WSPR")) {
      if((minute.toInt())%2==0)	ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color : %2").arg(Radio::convert_dark("#96ffff",m_useDarkStyle),Radio::convert_dark("#1400b1",m_useDarkStyle)));
      else ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color: %2").arg(Radio::convert_dark("#ffff96",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
    }

    if(m_mode.startsWith ("WSPR")) {
      ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color: %2").arg(Radio::convert_dark("#ffff96",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
      ui->TxMinuteButton->setText("N/A");
      ui->TxMinuteButton->setStyleSheet(QString("background: %1").arg(Radio::convert_dark("#d2d2d2",m_useDarkStyle))); 
    }
    m_start=false;
  }
  else {
    if(m_mode=="FT8") {
      if(second=="00" || second=="30") ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color : %2").arg(Radio::convert_dark("#96ffff",m_useDarkStyle),Radio::convert_dark("#1400b1",m_useDarkStyle)));
	  else if(second=="15" || second=="45") ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color: %2").arg(Radio::convert_dark("#ffff96",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
	}
    else if(m_mode=="FT4") {
        if(ft4int==0 || ft4int==2 || ft4int==4 || ft4int==6) ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color : %2").arg(Radio::convert_dark("#96ffff",m_useDarkStyle),Radio::convert_dark("#1400b1",m_useDarkStyle)));
        else ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color: %2").arg(Radio::convert_dark("#ffff96",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
    }
	else if((m_mode.startsWith("JT") || m_mode=="T10") && second=="00") {
		if((minute.toInt())%2==0) {
			ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color : %2").arg(Radio::convert_dark("#96ffff",m_useDarkStyle),Radio::convert_dark("#1400b1",m_useDarkStyle)));
        } else {
			ui->labUTC->setStyleSheet(QString("font-size: 18pt;background: %1;color: %2").arg(Radio::convert_dark("#ffff96",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
        }
    }
  }
}

void MainWindow::setAutoSeqButtonStyle(bool checked) {
  if(checked) {
    if(m_singleshot) { ui->AutoSeqButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#0000ff",m_useDarkStyle),Radio::convert_dark("#00ff00",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle))); }
    else { ui->AutoSeqButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#00ff00",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle))); }
  } else {
    if(m_singleshot) {
      if(m_mode.startsWith("FT")) { ui->AutoSeqButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#0000ff",m_useDarkStyle),Radio::convert_dark("#ffbbbb",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
      else { ui->AutoSeqButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#0000ff",m_useDarkStyle),Radio::convert_dark("#e0e0e0",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }}
    else { 
      if(m_mode.startsWith("FT")) { ui->AutoSeqButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffbbbb",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
	  else { ui->AutoSeqButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#e0e0e0",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
    }
  }
}

// set text on TX even/odd minute button
void MainWindow::setMinButton()
{
  if(!m_mode.startsWith ("WSPR")) {
	if(m_txFirst) {
	  if(m_mode.startsWith("FT")) {
		if(m_mode=="FT8") ui->TxMinuteButton->setText("TX 00/30");
		else ui->TxMinuteButton->setText("TX 00");
      }
      else ui->TxMinuteButton->setText(tr("TX Even"));
      ui->TxMinuteButton->setStyleSheet(QString("QPushButton {background: %1}").arg(Radio::convert_dark("#96ffff",m_useDarkStyle)));
    } else {
	  if(m_mode.startsWith("FT")) {
		if(m_mode=="FT8") ui->TxMinuteButton->setText("TX 15/45");
        else ui->TxMinuteButton->setText("TX 7.5");
      } 
      else ui->TxMinuteButton->setText(tr("TX Odd"));
      ui->TxMinuteButton->setStyleSheet(QString("QPushButton {background: %1}").arg(Radio::convert_dark("#ffff96",m_useDarkStyle)));
    }
  } 
  else {
	ui->TxMinuteButton->setText("N/A");
	ui->TxMinuteButton->setStyleSheet(QString("QPushButton {background: %1}").arg(Radio::convert_dark("#bebebe",m_useDarkStyle)));
  }
}

void MainWindow::autoStopTx(QString reason)
{
//prevent AF RX frequency jumps since QSO is finished and prevent unexpected Halt Tx in autologging mode
//  if(m_config.clear_DX () || m_config.autolog()) clearDX ();
  if(m_enableTx || m_transmitting || m_btxok || g_iptt==1) haltTx(reason);
//prevent any possible sequence breaking with this callsign at the next QSO attempt
  if(m_skipTx1 && reason.endsWith ("counter triggered ") && (m_ntx==2 || m_QSOProgress==REPORT)) m_qsoHistory.remove(m_hisCall);
//prevent AF RX frequency jumps since QSO is finished and prevent unexpected Halt Tx in autologging mode
  if((m_config.clear_DX () || m_config.autolog()) && !m_hisCall.isEmpty() && !m_houndMode) clearDX (" cleared from autoStopTx()");
}

void MainWindow::writeHaltTxEvent(QString reason)
{
  bool haltTrans=false;
  if(!m_transmitting && g_iptt==1) haltTrans=true;
  if(m_config.write_decoded_debug()) {
    QFile f {m_dataDir.absoluteFilePath (m_jtdxtime->currentDateTimeUtc2().toString("yyyyMM_")+"ALL.TXT")};
    if (f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append)) {
       QTextStream out(&f);
       if(m_transmitting) {
          out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz") << "(" << m_jtdxtime->GetOffset() << ")"
              << "  Halt Tx triggered at TX: " << reason << qSetRealNumberPrecision (12) << (m_freqNominal / 1.e6)
              << " MHz  " << m_modeTx
              << ":  " << m_currentMessage <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

       } else {
          if(!haltTrans) {
             out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz") << "(" << m_jtdxtime->GetOffset() << ")"
                 << "  Halt Tx triggered at RX: " << reason <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

          } else {			  
             out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz") << "(" << m_jtdxtime->GetOffset() << ")"
                 << "  Halt Tx triggered at transition from RX to TX: " << reason <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

          }
       }
       f.close();
    } else {
       JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                    , tr ("Cannot open \"%1\" for append: %2")
                                    .arg (f.fileName ()).arg (f.errorString ()));
    }
  }
}

//-------------------------------------------------------------- dataSink()
void MainWindow::dataSink(qint64 frames)
{
  static float s[NSMAX];
  static int ihsym=0;
  static int ihsymlast=52;
  static int nlostaudio=0;
  static int trmin;
  static int npts8;
  static float px=0.0;
  static float df3;
  static QDateTime last {m_jtdxtime->currentDateTimeUtc2().addSecs(-300)};
  static bool lastdelayed {false};

  if(m_diskData) dec_data.params.ndiskdat=1; else dec_data.params.ndiskdat=0;

// Get power, spectrum, and ihsym
  trmin=m_TRperiod/60.0;
  int k (frames);
  dec_data.params.nfa=m_wideGraph->nStartFreq();
  dec_data.params.nfb=m_wideGraph->Fmax();
  int nsps=m_nsps;
  symspec_(&dec_data,&k,&trmin,&nsps,&px,s,&df3,&ihsym,&npts8);
  if(m_mode=="WSPR-2") wspr_downsample_(dec_data.d2,&k);
  if(ihsym <=0) return;
//  printf("%s(%0.1f) dataSink %s %d %d\n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str(),m_jtdxtime->GetOffset(),last.toString("hh:mm:ss.zzz").toStdString().c_str(),ihsym,k);
  QString t;
  t = QString::asprintf(" Rx noise: %5.1f ",px);
  ui->signal_meter_widget->setValue(px); // Update thermometer
  if(m_monitoring || m_diskData) {
    m_wideGraph->dataSink2(s,df3,ihsym,m_diskData);
  }
  setStopHSym();
  if(ihsym==3*m_hsymStop/4) m_dialFreqRxWSPR=m_freqNominal;
  int nhsymEStopFT8 = m_hsymStop;
  if(m_diskData || m_mode.startsWith("WSPR")) m_delay=0;
  else if(m_swl || m_FT8LateStart) nhsymEStopFT8 = 51;

// let Win users to decode some intervals if some frames were dropped in system audio
//#if defined(Q_OS_WIN)
  if(!m_diskData && m_mode=="FT8") {
    if(ihsym==1) nlostaudio=52-ihsymlast;
    ihsymlast=ihsym;
    if(nlostaudio > 0) {
//printf("%s lost audio blocks %d \n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss").toStdString().c_str(),nlostaudio);
      quint64 timedelta = m_jtdxtime->currentMSecsSinceEpoch2() - m_mslastMon;
      if(timedelta > 14990) {
        if(nlostaudio < 3) ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffff00",m_useDarkStyle)));
        else ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ff8000",m_useDarkStyle)));
        ui->label_6->setText(tr("lost audio ")+QString::number(nlostaudio));
        if(m_config.write_decoded_debug()) writeToALLTXT("Lost audio blocks: " + QString::number(nlostaudio));
      }
      else ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#fdedc5",m_useDarkStyle)));
      nlostaudio=0; m_lostaudio=true;
    }
    if(!m_diskData && m_mode=="FT8" && ihsym>45 && ihsym<nhsymEStopFT8 && m_delay==0) {
      QDateTime now1 {m_jtdxtime->currentDateTimeUtc2 ()};
      quint64 n1=now1.toMSecsSinceEpoch()%15000;
      if(n1>14735) {
        if(m_swl || m_FT8LateStart) ihsym=51; else ihsym=50;
      } 
    }
  }
//#endif

  int ihsymdelay=0;
  if(m_delay > 0) {
  float fdelta=float(m_delay)*0.345; // 1/(0.29*10)
  if(fmod(fdelta,1.0)>0.49) ihsymdelay=qCeil(fdelta)+ihsym;
  else ihsymdelay=qFloor(fdelta)+ihsym;
  }
//cycling approximately once per 269..301 milliseconds
  if((m_mode=="FT8" && m_delay==0 && ihsym == nhsymEStopFT8)
     || (m_mode=="FT8" && m_delay > 0 && ihsymdelay >= nhsymEStopFT8)
     || (m_mode=="FT4" && m_delay==0 && ihsym == m_hsymStop)
     || (m_mode=="FT4" && m_delay > 0 && ihsymdelay >= m_hsymStop)
     || ((m_mode.startsWith("JT") || m_mode=="T10") && m_delay==0 && ihsym == m_hsymStop)
     || ((m_mode.startsWith("JT") || m_mode=="T10") && m_delay > 0 && ihsymdelay >= m_hsymStop)
     || (m_mode.startsWith("WSPR") && ihsym == m_hsymStop)) {
    QDateTime now = m_jtdxtime->currentDateTimeUtc2 ();
//prevent dupe decoding
    if(lastdelayed && !m_modeChanged) {
      if(m_mode=="FT8" && last.secsTo(now)<12) { lastdelayed=false; return; }
      else if(m_mode=="FT4" && last.secsTo(now)<6) { lastdelayed=false; return; }
      else if(!m_mode.startsWith("FT") && !m_mode.startsWith("WSPR") && last.secsTo(now)<46) { lastdelayed=false; return; }
      lastdelayed=false;
    }
    if(m_delay>0) lastdelayed=true;

    if( m_dialFreqRxWSPR==0) m_dialFreqRxWSPR=m_freqNominal;
    m_dataAvailable=true;
    dec_data.params.npts8=(ihsym*m_nsps)/16;
    dec_data.params.newdat=1;
    dec_data.params.nagain=0;
    dec_data.params.nagainfil=0;	
    dec_data.params.nzhsym=m_hsymStop;
//    m_dateTime = now.toString ("yyyy-MMM-dd hh:mm");

    if(!m_decoderBusy && m_mode.left(4)!="WSPR") { //Start decoder
      last=now; decode(); 
      if(!m_lostaudio) { ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#fdedc5",m_useDarkStyle))); ui->label_6->setText(tr("Band Activity")); }
    }
    m_delay=0;

    if(!m_diskData && (m_saveWav!=0 || m_mode.mid (0,4) == "WSPR")) { //Save unless "Save None"
      if(m_mode.startsWith("FT")) {
        int n=fmod(double(now.time().second()),m_TRperiod);
        if(n<(m_TRperiod/2)) n=n+m_TRperiod;
        auto const& period_start=now.addSecs(-n);
        m_fnameWE=m_config.save_directory().absoluteFilePath (period_start.toString("yyMMdd_hhmmss"));
      } else {
        auto const& period_start = now.addSecs (-(now.time ().minute () % (int(m_TRperiod) / 60)) * 60);
        m_fnameWE=m_config.save_directory ().absoluteFilePath (period_start.toString ("yyMMdd_hhmm"));
      }
      m_fileToSave.clear ();
      int samples=m_TRperiod*12000;
      if(m_mode=="FT4") samples=21*3456;
      // the following is potential a threading hazard - not a good
      // idea to pass pointer to be processed in another thread
      if ((m_saveWav==2 || m_saveWav==1 || m_mode.mid (0,4) == "WSPR") && !m_fnameWE.isEmpty ())
         m_saveWAVWatcher.setFuture (QtConcurrent::run (std::bind (&MainWindow::save_wave_file,
             this, m_fnameWE, &dec_data.d2[0], samples, m_config.my_callsign(),
             m_config.my_grid(), m_mode, m_freqNominal, m_hisCall, m_hisGrid,m_jtdxtime)));

      if (m_mode.mid (0,4) == "WSPR") {
        QString c2name_string {m_fnameWE + ".c2"};
        int len1=c2name_string.length();
        char c2name[80];
        strcpy(c2name,c2name_string.toLatin1 ().constData ());
        int nsec=120;
        int nbfo=1500;
        double f0m1500=m_freqNominal/1000000.0 + nbfo - 1500;
        int err = savec2_(c2name,&nsec,&f0m1500,len1);
        if (err!=0) JTDXMessageBox::warning_message (this, "", tr ("Error saving c2 file"), c2name);
      }
    }

    if(m_mode.left(4)=="WSPR" && !m_decoderBusy) {
      m_decoderBusy = true;
      QString t2,cmnd,depth_string;
      double f0m1500=m_dialFreqRxWSPR/1000000.0;   // + 0.000001*(m_BFO - 1500);
      t2 = QString::asprintf(" -f %.6f ",f0m1500);
      if(m_ndepth==1) depth_string=" -qB "; //2 pass w subtract, no Block detection, no shift jittering
      if(m_ndepth==2) depth_string=" -B ";  //2 pass w subtract, no Block detection
      if(m_ndepth==3) depth_string=" -C 5000 -o 4";   //2 pass w subtract, Block detection and OSD.

      if(m_diskData) {
        cmnd='"' + m_appDir + '"' + "/wsprd " + depth_string + " -a \"" +
            QDir::toNativeSeparators(m_dataDir.absolutePath()) + "\" \"" + m_path + "\"";
      } else {
        cmnd='"' + m_appDir + '"' + "/wsprd " + depth_string + " -a \"" +
            QDir::toNativeSeparators(m_dataDir.absolutePath()) + "\" " +
            t2 + '"' + m_fnameWE + ".wav\"";
      }
      QString t3=cmnd;
      int i1=cmnd.indexOf("/wsprd ");
//      cmnd=t3.left(i1+7) + t3.mid(i1+7);
      cmnd=t3.mid(0,i1+7) + t3.mid(i1+7);
      if(ui) ui->DecodeButton->setChecked (true);
      p1.start(QDir::toNativeSeparators(cmnd));
      statusUpdate ();
    }
    m_rxDone=true;
  }
}

QString MainWindow::save_wave_file (QString const& name, short const * data, int samples,
        QString const& my_callsign, QString const& my_grid, QString const& mode,
        Frequency frequency, QString const& his_call, QString const& his_grid,JTDXDateTime * jtdxtime) const
{
  //
  // This member function runs in a thread and should not access
  // members that may be changed in the GUI thread or any other thread
  // without suitable synchronization.
  //
  QAudioFormat format;
  format.setCodec ("audio/pcm");
  format.setSampleRate (12000);
  format.setChannelCount (1);
  format.setSampleSize (16);
  format.setSampleType (QAudioFormat::SignedInt);
  auto source = QString {"%1, %2"}.arg (my_callsign).arg (my_grid);
  auto comment = QString {"Mode=%1%2, Freq=%3%4"}
     .arg (mode)
     .arg (QString {mode.contains ('J') && !mode.contains ('+')
           ? QString {", Sub Mode="} + QChar {'A' + 0}
         : QString {}})
        .arg (Radio::frequency_MHz_string (frequency))
     .arg (QString {!mode.startsWith ("WSPR") ? QString {", DXCall=%1, DXGrid=%2"}
         .arg (his_call)
         .arg (his_grid).toLocal8Bit () : ""});

  BWFFile::InfoDictionary list_info {
      {{{'I','S','R','C'}}, source.toLocal8Bit ()},
      {{{'I','S','F','T'}}, program_title (revision ()).simplified ().toLocal8Bit ()},
      {{{'I','C','R','D'}}, jtdxtime->currentDateTime2 ()
                          .toString ("yyyy-MM-ddTHH:mm:ss.zzzZ").toLocal8Bit ()},
      {{{'I','C','M','T'}}, comment.toLocal8Bit ()},
  };
  BWFFile wav {format, name + ".wav", list_info};
  if (!wav.open (BWFFile::WriteOnly)
      || 0 > wav.write (reinterpret_cast<char const *> (data)
                        , sizeof (short) * samples))
    {
      return wav.errorString ();
    }
  return QString {};
}

void MainWindow::showSoundInError(const QString& errorMsg)
{JTDXMessageBox::critical_message(this, "", tr("Error in SoundInput"), errorMsg);}


void MainWindow::showSoundOutError(const QString& errorMsg)
{JTDXMessageBox::critical_message(this, "", tr("Error in SoundOutput"), errorMsg);}

void MainWindow::showStatusMessage(const QString& statusMsg)
{statusBar()->showMessage(statusMsg);}

void MainWindow::on_actionSettings_triggered()               //Setup Dialog
{
  if(!m_monitoring && !m_transmitting) m_monitoroff=true;
  // things that might change that we need know about
  m_strictdirCQ = m_config.strictdirCQ ();
  m_callsign = m_config.my_callsign ();
  m_useDarkStyle = m_config.useDarkStyle();
  m_grid = m_config.my_grid();
  m_callNotif = m_config.callNotif();
  m_gridNotif = m_config.gridNotif();
  m_timeFrom = m_config.timeFrom();
  bool spot_to_dxsummit = m_config.spot_to_dxsummit();

  if (QDialog::Accepted == m_config.exec ()) {
      if(m_config.write_decoded_debug()) writeToALLTXT("Configuration settings change accepted");
      ui->decodedTextBrowser->setConfiguration (&m_config);
      ui->decodedTextBrowser2->setConfiguration (&m_config);
      if (m_config.useDarkStyle() != m_useDarkStyle) {
        m_useDarkStyle = m_config.useDarkStyle();
        styleChanged();
      }
      if(m_config.my_callsign () != m_callsign) {
        m_bMyCallStd=stdCall(m_config.my_callsign ());
        if(!m_config.my_callsign().isEmpty()) toggle_skipTx1();
        m_myCallCompound=(!m_config.my_callsign().isEmpty() && m_config.my_callsign().contains("/")); // && !m_config.my_callsign().endsWith("/P") && !m_config.my_callsign().endsWith("/R"));
        if(!m_config.my_callsign().isEmpty()) {
          if(m_bMyCallStd) {
            if(!ui->skipTx1->isEnabled()) { ui->skipTx1->setEnabled(true); ui->skipGrid->setEnabled(true); }
          } else {
            if(m_skipTx1) { m_skipTx1=false; ui->skipTx1->setChecked(false); ui->skipGrid->setChecked(false); }
            ui->skipTx1->setEnabled(false); ui->skipGrid->setEnabled(false);
          }
        }
        m_baseCall = Radio::base_callsign (m_config.my_callsign ());
        ui->genStdMsgsPushButton->click ();
        m_lastloggedtime=m_jtdxtime->currentDateTimeUtc2().addSecs(-7*int(m_TRperiod));
        m_lastloggedcall.clear(); setLastLogdLabel();
        morse_(const_cast<char *> (m_config.my_callsign ().toLatin1().constData())
               , const_cast<int *> (icw)
               , &m_ncw
               , m_config.my_callsign ().length());
      }

      on_dxGridEntry_textChanged (m_hisGrid); // recalculate distances in case of units change
      enable_DXCC_entity ();  // sets text window proportions and (re)inits the logbook

      if(m_config.spot_to_psk_reporter ()) {
        pskSetLocal ();
      }
      bool was_monitoring = m_monitoring;
      if (m_monitoring && (m_config.restart_tci () || m_tci != (m_config.tci_audio() && m_config.is_tci()))) on_monitorButton_clicked (false);
      if (!(m_config.tci_audio() && m_config.is_tci())) {
        //here computer soundcard
        if((m_config.restart_audio_input () || m_tci) && !m_config.audio_input_device ().isNull ()) {
          Q_EMIT startAudioInputStream (m_config.audio_input_device (), m_rx_audio_buffer_frames, m_detector,
                                        m_downSampleFactor, m_config.audio_input_channel ());
        }

        if((m_config.restart_audio_output () || m_tci) && !m_config.audio_output_device ().isNull ()) {
          Q_EMIT initializeAudioOutputStream (m_config.audio_output_device (),
             AudioDevice::Mono == m_config.audio_output_channel () ? 1 : 2, m_tx_audio_buffer_frames);
          if(m_transmitting || g_iptt==1) {
  //           ui->stopTxButton->click (); // halt any transmission
             haltTx("settings change is accepted ");
             enableTx_mode (false);       // switch off EnableTx button
             ui->enableTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 63px;padding: 0px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffff76",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
             TxAgainTimer.start(2000);
           }
        }
        if (m_tci) {
          Q_EMIT transmitFrequency (ui->TxFreqSpinBox->value () - m_XIT);
          m_modulator->setPeriod(m_TRperiod);
        }
      } else {
        if(m_transmitting || g_iptt==1) {
//           ui->stopTxButton->click (); // halt any transmission
           haltTx("settings change is accepted ");
           enableTx_mode (false);       // switch off EnableTx button
           ui->enableTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 63px;padding: 0px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffff76",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
           TxAgainTimer.start(2000);
         }
        
        Q_EMIT m_config.transceiver_period(double(NTMAX));
        Q_EMIT m_config.transceiver_trfrequency(ui->TxFreqSpinBox->value () - m_XIT);
        Q_EMIT m_config.transceiver_period(m_TRperiod);
      }

      if (was_monitoring && (m_config.restart_tci () || m_tci != (m_config.tci_audio() && m_config.is_tci())) && !m_monitoring && !m_transmitting && g_iptt!=1 ) {
        m_tci = m_config.tci_audio() && m_config.is_tci();
        on_monitorButton_clicked (true);
      } else m_tci = m_config.tci_audio() && m_config.is_tci();
 
      displayDialFrequency ();

      if(m_mode=="FT8") on_actionFT8_triggered();
      else if(m_mode=="FT4") on_actionFT4_triggered();
      else if(m_mode=="JT9+JT65") on_actionJT9_JT65_triggered();
      else if(m_mode=="JT9") on_actionJT9_triggered();
      else if(m_mode=="JT65") on_actionJT65_triggered();
      else if(m_mode=="T10") on_actionT10_triggered();
      else if(m_mode=="WSPR-2") on_actionWSPR_2_triggered();

	  m_config.transceiver_online ();
	  m_wideGraph->setTopJT65(m_config.ntopfreq65());
	  setXIT (ui->TxFreqSpinBox->value ());
      update_watchdog_label ();
      if(m_mode != "WSPR-2" && spot_to_dxsummit != m_config.spot_to_dxsummit()) {
         if(m_config.spot_to_dxsummit() ) { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#c4c4ff",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
         else { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#aabec8",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
      }
      if(!m_config.do_snr()) ui->S_meter_button->setText(tr("S meter"));
      ui->S_meter_button->setEnabled(m_config.do_snr());
      if(!m_config.do_pwr()) ui->PWRlabel->setText(tr("Pwr"));
      on_spotLineEdit_textChanged(ui->spotLineEdit->text());
  }
}

void MainWindow::on_filterButton_clicked (bool checked)
{
  if(checked) { m_filter=true; m_wideGraph->setFilter(m_filter); }
  else { dec_data.params.nagainfil=0; m_filter=false; m_wideGraph->setFilter(m_filter); }
  if(m_config.write_decoded_debug()) {
    QString filter = m_filter ? "  Filter button is switched on" : "  Filter button is switched off";
    writeToALLTXT(filter);
  }
}

void MainWindow::toggle_filter() { ui->filterButton->click(); }
void MainWindow::escapeHalt() { haltTx("TX halted via Escape button from widegraph "); }
void MainWindow::filter_on() { if(!m_filter) ui->filterButton->click(); }
void MainWindow::on_swlButton_clicked (bool checked) { if(checked) m_swl=true; else m_swl=false; }
void MainWindow::on_AGCcButton_clicked(bool checked) { if(checked) m_agcc=true; else m_agcc=false; }

void MainWindow::on_hintButton_clicked (bool checked)
{
  m_hint=checked;
}

void MainWindow::on_HoundButton_clicked (bool checked) { ui->actionEnable_hound_mode->setChecked(checked); }

void MainWindow::on_AutoTxButton_clicked (bool checked)
{
  m_autoTx = checked;
  if(checked) ui->AutoTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#00ff00",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
  else if(m_autoseq) ui->AutoTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffbbbb",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
  else ui->AutoTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#e0e0e0",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
}

void MainWindow::on_AutoSeqButton_clicked (bool checked)
{
  m_autoseq = checked;
  if (checked) {
    m_wasAutoSeq=false; //in case of toggling AutoSeq button by user
//txrb button selection by user can brake AutoSeq, disable all txrb buttons
    enableTab1TXRB(false);
    if(ui->tabWidget->currentIndex()==1) {
      on_rbGenMsg_clicked(true);
      ui->rbGenMsg->setChecked(true);
    }
    if(!m_autoTx) ui->AutoTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffbbbb",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
  } else {
    enableTab1TXRB(true);
	if(!m_autoTx) ui->AutoTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#e0e0e0",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
  }
  setAutoSeqButtonStyle(m_autoseq);
}

void MainWindow::on_monitorButton_clicked (bool checked)
{
  if (!m_transmitting)
    {
      auto prior = m_monitoring;
      monitor (checked);

      if (checked && !prior)
        {
          if (m_config.monitor_last_used ())
            {
              // put rig back where it was when last in control
              m_freqNominal = m_lastMonitoredFrequency;
              m_freqTxNominal = m_freqNominal;
              setRig ();
              setXIT (ui->TxFreqSpinBox->value ());
            }
        }

      //Get Configuration in/out of strict split and mode checking
      Q_EMIT m_config.sync_transceiver (true, checked);
    }
  else
    {
      ui->monitorButton->setChecked (false); // disallow
    }
}

void MainWindow::monitor (bool state)
{
  ui->monitorButton->setChecked (state);
  if (state) {
    m_monitoroff=false;
    m_diskData = false;	// no longer reading WAV files
    if (!m_monitoring) {
      m_mslastMon=m_jtdxtime->currentMSecsSinceEpoch2();
      if (m_tci) Q_EMIT m_config.transceiver_audio(true);
      else Q_EMIT resumeAudioInputStream ();
      QDateTime  currentTime = m_jtdxtime->currentDateTimeUtc2 (); // decode part of interval
      QString curtime=currentTime.toString("ss.zzz");
      curtime.remove(2,1); curtime.remove(3,2);
      int curdsec = curtime.toInt();
      if(m_addtx==-1) m_addtx=2; else if(m_addtx==-2) m_addtx=4; else m_addtx=0; // no delay for manual triggering Monitor button
      if(m_mode == "FT8") {
         curdsec=curdsec%150; if(curdsec > 0 && curdsec < 90) m_delay=curdsec+m_addtx; else m_delay = 0;
      }
      else if(m_mode == "FT4") {
         curdsec=curdsec%75; if(curdsec > 0 && curdsec < 40) m_delay=curdsec+m_addtx; else m_delay = 0;
      }
	  else if(!m_mode.startsWith("WSPR")) {
         if(curdsec > 0 && curdsec < 350) m_delay=curdsec+m_addtx; else m_delay = 0; // 2 second processing delay
      }
      m_addtx=0;
    }
  } else {
    if (m_tci) Q_EMIT m_config.transceiver_audio(false);
    else Q_EMIT suspendAudioInputStream ();
  }
  m_monitoring = state;
  if(m_monitoring && m_txbColorSet) { resetTxMsgBtnColor(); m_txbColorSet=false; }
}

void MainWindow::on_actionAbout_triggered()                  //Display "About"
{
  CAboutDlg {this}.exec ();
}

void MainWindow::on_enableTxButton_clicked (bool checked)
{
  if(m_enableTx && !checked && m_curMsgTx.startsWith(m_hisCall+" ")) m_lasthint=true;
  if(checked && m_lasthint) m_lasthint=false;
  m_enableTx = checked;
  statusUpdate ();
  if(m_mode.left(4)=="WSPR")  {
    QPalette palette {ui->sbTxPercent->palette ()};
    if(m_enableTx or m_pctx==0) { palette.setColor(QPalette::Base,Qt::white); }
    else { palette.setColor(QPalette::Base,Qt::yellow); }
    ui->sbTxPercent->setPalette(palette);
  }
  if(m_enableTx) {
	 ui->enableTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 63px;padding: 0px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ff3c3c",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
  } else {
// sync TX variables 
     if(!m_transmitting) { m_bTxTime=false; m_tx_when_ready=false; m_restart=false; m_txNext=false; }
	 ui->enableTxButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 63px;padding: 0px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#dcdcdc",m_useDarkStyle),Radio::convert_dark("#adadad",m_useDarkStyle)));
  }
}

void MainWindow::enableTx_mode (bool state)
{
  ui->enableTxButton->setChecked (state);
  on_enableTxButton_clicked (state);
}

void MainWindow::enableTxButton_off ()
{
	enableTx_mode (false);
}

void MainWindow::keyPressEvent( QKeyEvent *e )                //keyPressEvent
{
  int n;
  switch(e->key())
    {
    case Qt::Key_D:
      if(!m_decoderBusy && m_mode != "WSPR-2") {
         if(e->modifiers() & Qt::ShiftModifier) {
            dec_data.params.newdat=0;
            dec_data.params.nagain=0;
            decode();
            return;
         }
         if(e->modifiers() & Qt::AltModifier) {
            dec_data.params.newdat=0;
            dec_data.params.nagainfil=1;
            decode();
            return;
         }
      }
      break;
    case Qt::Key_A:
      if((e->modifiers() & Qt::AltModifier) && (e->modifiers() & Qt::ControlModifier)) {
        ui->wantedCall->clear();
        return;
      }
      break;
    case Qt::Key_F2:	  
      if(!m_menus) QTimer::singleShot (0, this, SLOT (on_actionSettings_triggered ()));
      return;
    case Qt::Key_F4:
      clearDX (" F4 key pressed");
      ui->dxCallEntry->setFocus();
      return;
    case Qt::Key_F6:
      if(e->modifiers() & Qt::ShiftModifier) { on_actionDecode_remaining_files_in_directory_triggered(); return; }
      else { if(!m_menus) on_actionOpen_next_in_directory_triggered(); }
      return;
    case Qt::Key_F7:	  
      if(!m_menus) on_actionOpen_wsjtx_log_adi_triggered();
      return;
      break;
    case Qt::Key_F11:
      n=11;
      if(e->modifiers() & Qt::ControlModifier) n+=100;
      bumpFqso(n);
      return;
    case Qt::Key_F12:
      n=12;
      if(e->modifiers() & Qt::ControlModifier) n+=100;
      bumpFqso(n);
      return;
    case Qt::Key_E:
      if(e->modifiers() & Qt::ShiftModifier) {
          m_txFirst=false;
          ui->TxMinuteButton->setChecked(m_txFirst);
          setMinButton();
          return;
      }
      else if (e->modifiers() & Qt::ControlModifier) {
          m_txFirst=true;
          ui->TxMinuteButton->setChecked(m_txFirst);
          setMinButton();
          return;
      }
      break;
    case Qt::Key_F:
      if(e->modifiers() & Qt::ControlModifier) {
        if(ui->tabWidget->currentIndex()==0) { ui->tx5->clearEditText(); ui->tx5->setFocus(); }
        else { ui->freeTextMsg->clearEditText(); ui->freeTextMsg->setFocus(); }
        return;
      }
      if(e->modifiers() & Qt::AltModifier) {
        if(m_bypassAllFilters) { ui->actionBypass_all_text_filters->setChecked(false); m_bypassAllFilters=false; } 
        else { ui->actionBypass_all_text_filters->setChecked(true); m_bypassAllFilters=true; }
      }
      break;
    case Qt::Key_G:
      if(e->modifiers() & Qt::AltModifier) {
        genStdMsgs(m_rpt);
        return;
      }
      break;
    case Qt::Key_H:
      if(e->modifiers() & Qt::AltModifier) {
        on_stopTxButton_clicked();
        return;
      }
      break;
    case Qt::Key_L:
      if(e->modifiers() & Qt::ControlModifier) {
        lookup();
        genStdMsgs(m_rpt);
        return;
      }
      break;
    case Qt::Key_O:
      if(!m_menus && e->modifiers() & Qt::ControlModifier) {
        QTimer::singleShot (0, this, SLOT (on_actionOpen_triggered()));
        return;
      }
      break;
    case Qt::Key_V:
      if(e->modifiers() & Qt::AltModifier) {
        m_fileToSave=m_fnameWE;
        return;
      }
      break;
    case Qt::Key_Z:
      if(e->modifiers() & Qt::AltModifier) {
        ui->filterButton->click();
        return;
      }
      break;
    case Qt::Key_Escape:
      haltTx("TX halted via Escape button ");
      break;
    case Qt::Key_B:
      if(e->modifiers() & Qt::AltModifier) {
        on_actionFT8_triggered();
        return;
      }
      break;
    case Qt::Key_C:
      if(e->modifiers() & Qt::AltModifier) {
        on_actionFT4_triggered();
        return;
      }
      break;
    }

  QMainWindow::keyPressEvent (e);
}

void MainWindow::bumpFqso(int n)                                 //bumpFqso()
{
  int i;
  bool ctrl = (n>=100);
  n=n%100;
  i=ui->RxFreqSpinBox->value ();
  if(n==11) i--;
  if(n==12) i++;
  if (ui->RxFreqSpinBox->isEnabled ())
    {
      ui->RxFreqSpinBox->setValue (i);
    }
  if(ctrl and m_mode.left(4)=="WSPR") {
    ui->WSPRfreqSpinBox->setValue(i);
  } else {
    if(ctrl && ui->TxFreqSpinBox->isEnabled ()) {
      ui->TxFreqSpinBox->setValue (i);
    }
  }
}

void MainWindow::displayDialFrequency ()
{
  static bool startup=true;
  Frequency dial_frequency {m_rigState.ptt () && m_rigState.split () ?
      m_rigState.tx_frequency () : m_rigState.frequency ()};
  // lookup band
  auto const& band_name = m_config.bands ()->find (dial_frequency);
//  printf("last band %s curband %s band %s freq %lld\n",m_lastBand.toStdString().c_str(),ui->bandComboBox->currentText().toStdString().c_str(),band_name.toStdString().c_str(),dial_frequency);
  if(m_lastBand != band_name && ui->bandComboBox->currentText() != band_name) {
    // only change this when necessary as we get called a lot and it
    // would trash any user input to the band combo box line edit
    if(!m_lastBand.isEmpty() && !band_name.isEmpty()) { // handle loss of the poll response from transceiver where dial_frequency==0
      if(m_autoEraseBC && !startup) { // option: erase both windows if band is changed
        ui->decodedTextBrowser->clear(); ui->decodedTextBrowser2->clear();
        clearDX (" cleared, triggered by erase both windows option upon band change from transceiver");
      }
      m_qsoHistory.init();
      if(m_config.write_decoded_debug()) {
        QString text = startup ? "program startup, m_lastBand: " : "QSO history initialized by band change from transceiver, m_lastBand: ";
        writeToALLTXT(text + m_lastBand + ", current band: " + band_name + ", dial_frequency: " + QString::number(dial_frequency) + ", TX VFO frequency: " + 
        QString::number(m_rigState.tx_frequency ()) + ", RX VFO frequency: " + QString::number(m_rigState.frequency ()));
      }
      // Set the attenuation value if options are checked
      QString curBand;
      if (m_config.pwrBandTxMemory() && !m_tune) {
          if (m_mode == "JT9+JT65" && m_modeTx == "JT65") { curBand = band_name+m_modeTx; }
          else { curBand = band_name+m_mode; }
          if (m_pwrBandTxMemory.contains(curBand)) { m_PwrBandSetOK = false; ui->outAttenuation->setValue(m_pwrBandTxMemory[curBand].toInt()); m_PwrBandSetOK = true;/* printf("set power from freq %s %s %d\n",m_lastBand.toStdString().c_str(),curBand.toStdString().c_str(),m_pwrBandTxMemory[curBand].toInt());*/}
          else { m_pwrBandTxMemory[curBand] = ui->outAttenuation->value(); }
      }
      startup=false;
    }
    ui->bandComboBox->setCurrentText (band_name);
    m_wideGraph->setRxBand (band_name);
  }
  m_lastBand = band_name;
  // search working frequencies for one we are within 10kHz of (1 Mhz of on VHF and up)
  bool valid {false};
  quint64 min_offset {99999999};
  for (auto const& item : *m_config.frequencies ())
    {
      // we need to do specific checks for above and below here to
      // ensure that we can use unsigned Radio::Frequency since we
      // potentially use the full 64-bit unsigned range.
      auto const& working_frequency = item.frequency_;
      auto const& offset = dial_frequency > working_frequency ?
        dial_frequency - working_frequency :
        working_frequency - dial_frequency;
      if (offset < min_offset) {
        min_offset = offset;
      }
    }
  if (min_offset < 10000u) {
    valid = true;
  }
  if (valid) ui->labDialFreq->setStyleSheet(QString("QLabel {font-family: MS Shell Dlg 2;font-size: 18pt;background: %1;color: %2;}").arg(Radio::convert_dark("#e1e1e1",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
  else ui->labDialFreq->setStyleSheet(QString("QLabel {font-family: MS Shell Dlg 2;font-size: 18pt;background: %1;color: %2;}").arg(Radio::convert_dark("#ff0000",m_useDarkStyle),Radio::convert_dark("#0000ff",m_useDarkStyle)));
  ui->labDialFreq->setText (Radio::pretty_frequency_MHz_string (dial_frequency));

  static bool first_freq {true};
  static Frequency first_value {145000000};
  if(((first_freq && dial_frequency!=0 && dial_frequency!=145000000) || (first_value != m_lastDialFreq)) && m_mode=="FT8") {
    first_value = m_lastDialFreq;
    bool commonFT8b=false;
    qint32 ft8Freq[]={1810,1840,1908,3573,7074,10136,14074,18100,21074,24915,28074,40680,50313,70154};
    for(long unsigned int i=0; i < sizeof (ft8Freq) / sizeof (ft8Freq[0]); i++) {
      int kHzdiff=dial_frequency/1000 - ft8Freq[i];
      if(qAbs(kHzdiff) < 3) { commonFT8b=true; break; }
    }
    m_commonFT8b=commonFT8b; first_freq=false;
    if (m_houndMode) {
    // Don't allow Hound frequency control in common FT8 bands if VFO Split mode is switched off
      QString message = "";
      if(!m_config.split_mode() && !m_commonFT8b) {
        message =  tr ("Hound mode TX frequency control requires"
                                                            " *Split* rig control (either *Rig* or *Fake It* set"
                                                            " in the *Settings | Radio* tab.)");
        JTDXMessageBox::warning_message (this, "", tr ("Hound TX frequency control warning"), message);
        ui->actionEnable_hound_mode->setChecked(false);
      } else {
        m_houndTXfreqJumps=!m_commonFT8b && m_config.split_mode();
        ui->actionUse_TX_frequency_jumps->setChecked(m_houndTXfreqJumps);
      }
    }
  }
}

void MainWindow::styleChanged()
{

  ui->pbTxLock->setChecked(m_lockTxFreq);
  on_pbTxLock_clicked(m_lockTxFreq);
  ui->tx5->setStyleSheet(QString("QComboBox {selection-background-color: %1;background: %1}").arg(Radio::convert_dark("#ffffff",m_useDarkStyle)));
  on_directionLineEdit_textChanged(m_cqdir);
  on_direction1LineEdit_textChanged(m_cqdir);
  if(!m_uploadSpots) ui->cbUploadWSPR_Spots->setStyleSheet(QString("QCheckBox{background: %1}").arg(Radio::convert_dark("#ffff00",m_useDarkStyle)));
  ui->label_4->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#aabec8",m_useDarkStyle)));
  ui->label_9->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#aabec8",m_useDarkStyle)));
  ui->label_10->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#aabec8",m_useDarkStyle)));
  if (!m_mode.startsWith ("WSPR")) {
	if (m_config.prompt_to_log ()) { qso_count_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#99ff99",m_useDarkStyle))); }
	else if (m_config.autolog ()) { qso_count_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#9999ff",m_useDarkStyle))); }
	else { qso_count_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffffff",m_useDarkStyle))); }
  }
ui->dxCallEntry->setStyleSheet(QString("QLineEdit {color: %1; background: %2}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle)));
ui->enableTxButton->setStyleSheet(QString("QPushButton{color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 63px;padding: 0px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),
    Radio::convert_dark("#dcdcdc",m_useDarkStyle),Radio::convert_dark("#adadad",m_useDarkStyle)));
  setLastLogdLabel();
  setAutoSeqButtonStyle(m_autoseq);
  if(m_config.spot_to_dxsummit()) {
    ui->pbSpotDXCall->setStyleSheet(QString("QPushButton{color: %1;background: %2;border-style: outset; border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),
      Radio::convert_dark("#c4c4ff",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
  else {
    ui->pbSpotDXCall->setStyleSheet(QString("QPushButton{color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),
      Radio::convert_dark("#aabec8",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
//  ui->txrb1->setStyleSheet(QString("QRadioButton::indicator:checked:disabled{background: %1;width: 6px;height: 6px;border-radius: 3px;margin-left: 3px}").arg(Radio::convert_dark("#222222",m_useDarkStyle)));
//  ui->txrb2->setStyleSheet(QString("QRadioButton::indicator:checked:disabled{background: %1;width: 6px;height: 6px;border-radius: 3px;margin-left: 3px}").arg(Radio::convert_dark("#222222",m_useDarkStyle)));
//  ui->txrb3->setStyleSheet(QString("QRadioButton::indicator:checked:disabled{background: %1;width: 6px;height: 6px;border-radius: 3px;margin-left: 3px}").arg(Radio::convert_dark("#222222",m_useDarkStyle)));
//  ui->txrb4->setStyleSheet(QString("QRadioButton::indicator:checked:disabled{background: %1;width: 6px;height: 6px;border-radius: 3px;margin-left: 3px}").arg(Radio::convert_dark("#222222",m_useDarkStyle)));
//  ui->txrb5->setStyleSheet(QString("QRadioButton::indicator:checked:disabled{background: %1;width: 6px;height: 6px;border-radius: 3px;margin-left: 3px}").arg(Radio::convert_dark("#222222",m_useDarkStyle)));
//  ui->txrb6->setStyleSheet(QString("QRadioButton::indicator:checked:disabled{background: %1;width: 6px;height: 6px;border-radius: 3px;margin-left: 3px}").arg(Radio::convert_dark("#222222",m_useDarkStyle)));
  if(m_autoseq && !m_autoTx) ui->AutoTxButton->setStyleSheet(QString("QPushButton{color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffbbbb",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
  else ui->AutoTxButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->tuneButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#ff0000",m_useDarkStyle)));
  ui->monitorButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->bypassButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->singleQSOButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->AnsB4Button->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->swlButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->filterButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->AGCcButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->hintButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  ui->DecodeButton->setStyleSheet(QString("QPushButton:checked{background: %1}").arg(Radio::convert_dark("#00ffff",m_useDarkStyle)));
  m_wideGraph->setDarkStyle(m_useDarkStyle);
  statusUpdate ();
}

void MainWindow::statusChanged()
{
  statusUpdate ();
  QFile f {m_config.temp_dir ().absoluteFilePath ("wsjtx_status.txt")};
  if(f.open(QFile::WriteOnly | QIODevice::Text)) {
    QTextStream out(&f);
    out << qSetRealNumberPrecision (12) << (m_freqNominal / 1.e6)
        << ";" << m_mode << ";" << m_hisCall << ";"
        << ui->rptSpinBox->value() << ";" << m_modeTx <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

    f.close();
  } else {
    JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                 , tr ("Cannot open \"%1\" for append: %2")
                                 .arg (f.fileName ()).arg (f.errorString ()));
  }
}

bool MainWindow::eventFilter(QObject *object, QEvent *event)  //eventFilter()
{
  switch (event->type())
    {
    case QEvent::WindowActivate:
      txwatchdog (false);
      break;
    case QEvent::KeyPress:
      // fall through
    case QEvent::MouseButtonPress:
      txwatchdog (false);
      break;

    case QEvent::ChildAdded:
      // ensure our child widgets get added to our event filter
      add_child_to_event_filter (static_cast<QChildEvent *> (event)->child ());
      break;

    case QEvent::ChildRemoved:
      // ensure our child widgets get d=removed from our event filter
      remove_child_from_event_filter (static_cast<QChildEvent *> (event)->child ());
      break;

    case QEvent::ToolTip:
      if(!m_showTooltips) return true;
      break;

    default: break;
    }

  return QObject::eventFilter(object, event);
}

void MainWindow::createStatusBar()                           //createStatusBar
{
  statusBar()->setMinimumHeight (30);
  statusBar()->setContentsMargins(2,1,2,2);

  tx_status_label->setAlignment(Qt::AlignHCenter);
  tx_status_label->setAlignment(Qt::AlignVCenter);
  tx_status_label->setContentsMargins(1,1,1,1); //(int left, int top, int right, int bottom)
  tx_status_label->setMinimumSize(QSize(150,20));
  tx_status_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
  tx_status_label->setFrameStyle(QFrame::Panel | QFrame::Sunken);
  statusBar()->addWidget(tx_status_label);

  mode_label->setAlignment(Qt::AlignHCenter);
  mode_label->setAlignment(Qt::AlignVCenter);
  mode_label->setContentsMargins(1,1,1,1);
  mode_label->setMinimumSize(QSize(63,20));
  mode_label->setFrameStyle(QFrame::Panel | QFrame::Sunken);
  statusBar()->addWidget(mode_label);

  last_tx_label->setAlignment(Qt::AlignHCenter);
  last_tx_label->setAlignment(Qt::AlignVCenter);
  last_tx_label->setContentsMargins(1,1,1,1);
  last_tx_label->setMinimumSize(QSize(140,20));
  last_tx_label->setFrameStyle(QFrame::Panel | QFrame::Sunken);
  statusBar()->addWidget(last_tx_label);

  txwatchdog_label->setAlignment(Qt::AlignHCenter);
  txwatchdog_label->setAlignment(Qt::AlignVCenter);
  txwatchdog_label->setContentsMargins(1,1,1,1);
  txwatchdog_label->setMinimumSize(QSize(52,20));
  txwatchdog_label->setFrameStyle(QFrame::Panel | QFrame::Sunken);
  statusBar()->addWidget(txwatchdog_label);
  update_watchdog_label ();



  statusBar()->addWidget(progressBar,1);
  progressBar->setMinimumWidth(40);
  progressBar->setFormat("%v/"+QString::number(m_TRperiod));

  lastlogged_label->setAlignment(Qt::AlignHCenter);
  lastlogged_label->setAlignment(Qt::AlignVCenter);
  lastlogged_label->setContentsMargins(1,1,1,1);
  lastlogged_label->setMinimumSize(QSize(76,20));
  lastlogged_label->setFrameStyle(QFrame::Panel | QFrame::Sunken);
  statusBar()->addWidget(lastlogged_label);

  date_label->setAlignment(Qt::AlignHCenter);
  date_label->setAlignment(Qt::AlignVCenter);
  date_label->setContentsMargins(1,1,1,1);
  date_label->setMinimumSize(QSize(76,20));
  date_label->setFrameStyle(QFrame::Panel | QFrame::Sunken);
  statusBar()->addWidget(date_label);


  qso_count_label->setAlignment(Qt::AlignHCenter);
  qso_count_label->setAlignment(Qt::AlignVCenter);
  qso_count_label->setContentsMargins(1,1,1,1);
  qso_count_label->setMinimumSize(QSize(100,20));
  qso_count_label->setFrameStyle(QFrame::Panel | QFrame::Sunken);
  statusBar()->addWidget(qso_count_label);
 }

bool MainWindow::subProcessFailed (QProcess * process, int exit_code, QProcess::ExitStatus status)
{
  if (m_valid && (exit_code || QProcess::NormalExit != status))
    {
      QStringList arguments;
      for (auto argument: process->arguments ())
        {
          if (argument.contains (' ')) argument = '"' + argument + '"';
          arguments << argument;
        }
      JTDXMessageBox::critical_message (this, "", tr ("Subprocess Error")
                                    , tr ("Subprocess failed with exit code %1")
                                    .arg (exit_code)
                                    , tr ("Running: %1\n%2")
                                    .arg (process->program () + ' ' + arguments.join (' '))
                                    .arg (QString {process->readAllStandardError()}));
      return true;          // ensures exit if still constructing
    }
  return false;  
}

void MainWindow::subProcessError (QProcess * process, QProcess::ProcessError)
{
  if (m_valid)
    {
      QStringList arguments;
      for (auto argument: process->arguments ())
        {
          if (argument.contains (' ')) argument = '"' + argument + '"';
          arguments << argument;
        }
      JTDXMessageBox::critical_message (this, "", tr ("Subprocess error")
                                    , tr ("Running: %1\n%2")
                                    .arg (process->program () + ' ' + arguments.join (' '))
                                    .arg (process->errorString ()));
      QTimer::singleShot (0, this, SLOT (close ()));
      m_valid = false;              // ensures exit if still constructing
    }
}

void MainWindow::closeEvent(QCloseEvent * e)
{
  m_valid = false;              // suppresses subprocess errors
  if(m_config.clear_DX_exit())
    {
      clearDX ("");
    }
  m_config.transceiver_offline ();
  writeSettings ();
  m_guiTimer.stop ();
  m_prefixes.reset ();
  m_shortcuts.reset ();
  m_mouseCmnds.reset ();

  killFile ();
  m_killAll=true;
  mem_jtdxjt9->detach();
  QFile quitFile {m_config.temp_dir ().absoluteFilePath (".quit")};
  quitFile.open(QIODevice::ReadWrite);
  QFile {m_config.temp_dir ().absoluteFilePath (".lock")}.remove(); // Allow jtdxjt9 to terminate
  bool b=proc_jtdxjt9.waitForFinished(1000);
  if(!b) proc_jtdxjt9.close();
  quitFile.remove();
  Q_EMIT finished ();
  QMainWindow::closeEvent (e);
}

void MainWindow::on_stopButton_clicked()                       //stopButton
{
  monitor (false);
  m_loopall=false;  
}

void MainWindow::on_AnsB4Button_clicked (bool checked) { ui->actionAnswerWorkedB4->setChecked(checked); }
void MainWindow::on_singleQSOButton_clicked (bool checked) { ui->actionSingleShot->setChecked(checked); }
void MainWindow::on_bypassButton_clicked (bool checked) { ui->actionBypass_all_text_filters->setChecked(checked); }

void MainWindow::on_pbSpotDXCall_clicked ()
{
  if(m_config.spot_to_dxsummit() && !m_spotDXsummit && !m_hisCall.isEmpty() && !m_config.my_callsign().isEmpty ()) {
    QUrl url("http://www.dxsummit.fi/SendSpot.aspx");
    double frequency=(m_freqNominal + ui->RxFreqSpinBox->value())/1000.0;
    QUrlQuery query;
    query.addQueryItem("callSign", m_config.my_callsign());
    query.addQueryItem("dxCallSign", m_hisCall);
    query.addQueryItem("frequency", QString::number(frequency,'f',1));
    QString spotInfoText=ui->spotMsgLabel->text(); spotInfoText.remove(0,6);
    query.addQueryItem("info", spotInfoText);
    url.setQuery(query.query());
    QEventLoop eventLoop;
    QTimer timer;
    timer.setSingleShot(true);
    QNetworkAccessManager mgr;
    QNetworkRequest req( url );
    QNetworkReply *reply = mgr.get(req);
    QObject::connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
    QObject::connect( reply, SIGNAL(finished()), &eventLoop, SLOT(quit()) );
    timer.start(10*1000);
    eventLoop.exec( QEventLoop::ExcludeUserInputEvents );
    if(timer.isActive()) {
      timer.stop();
//    if (reply->error() == QNetworkReply::NoError) {
//      printf("Success : %s\n",reply->readAll().toStdString().c_str());
//    } else {
//      printf("Failure : %s\n",reply->errorString().toStdString().c_str());
//    }
      ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#c4ffc4",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
      ui->pbSpotDXCall->setText(tr("Spotted"));
      m_spotDXsummit=true;
    } else {
   // timeout
     QObject::disconnect(reply, SIGNAL(finished()), &eventLoop, SLOT(quit()));

     reply->abort();
     JTDXMessageBox::critical_message(0, "", "Critical", tr("Can not establish/complete connection to dxsummit server"));
    }
    delete reply;
  }
}

void MainWindow::msgBox(QString t) { msgBox0.setText(t); msgBox0.translate_buttons(); msgBox0.exec(); }
void MainWindow::on_actionJTDX_Web_Site_triggered() { m_manual.display_html_url (QUrl {PROJECT_MANUAL_DIRECTORY_URL}, PROJECT_MANUAL); }
void MainWindow::on_actionJTDX_Forum_triggered() { m_manual.display_html_url (QUrl {"https://groups.io/g/JTDX/"}, ""); }

/*Display local copy of manual
void MainWindow::on_actionLocal_User_Guide_triggered()
{
#if defined (CMAKE_BUILD)
  m_manual.display_html_file (m_config.doc_dir (), PROJECT_MANUAL);
#endif
}*/

//Display Waterfalls
void MainWindow::on_actionWide_Waterfall_triggered() { m_wideGraph->show(); }

void MainWindow::on_actionCopyright_Notice_triggered()
{
  JTDXMessageBox::information_message(this, "", tr("The algorithms, source code, look-and-feel of WSJT-X and related "
                           "programs, and protocol specifications for the modes FSK441, FT8, JT4, "
                           "JT6M, JT9, JT65, JTMS, QRA64, ISCAT, MSK144 are Copyright (C) "
                           "2001-2018 by one or more of the following authors: Joseph Taylor, "
                           "K1JT; Bill Somerville, G4WJS; Steven Franke, K9AN; Nico Palermo, "
                           "IV3NWV; Greg Beam, KI7MT; Michael Black, W9MDB; Edson Pereira, PY2SDR; "
                           "Philip Karn, KA9Q; and other members of the WSJT Development Group."));

}

void MainWindow::hideMenus(bool checked)
{
  ui->menuBar->setVisible(!checked);
  ui->label_6->setVisible(!checked);
  if(!m_mode.startsWith ("WSPR")) {
     ui->label_7->setVisible(!checked);
     ui->decodedTextLabel2->setVisible(!checked);
  }
//  ui->decodedTextLabel->setVisible(!checked);
  ui->gridLayout_14->layout()->setSpacing(0);
  ui->gridLayout_14->layout()->setContentsMargins(0,0,0,0);
  ui->horizontalLayout_10->layout()->setSpacing(0);
  ui->horizontalLayout_10->layout()->setContentsMargins(0,0,0,0);
  ui->verticalLayout->layout()->setSpacing(1);
  ui->verticalLayout->layout()->setContentsMargins(0,0,0,0);
  ui->verticalLayout_7->layout()->setSpacing(1);
  ui->verticalLayout_7->layout()->setContentsMargins(0,0,0,0);
}

void MainWindow::on_actionOpen_triggered()                     //Open File
{
  monitor (false);

  QString fname;
  fname=QFileDialog::getOpenFileName(this, "Open File", m_path,
                                     "WSJT Files (*.wav)");
  if(!fname.isEmpty ()) {
    m_path=fname;
    int i1=fname.lastIndexOf("/");
    QString baseName=fname.mid(i1+1);
    tx_status_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#99ffff",m_useDarkStyle)));
    tx_status_label->setText(" " + baseName + " ");
    on_stopButton_clicked();
    m_diskData=true;
    read_wav_file (fname);
  }
}

void MainWindow::read_wav_file (QString const& fname)
{
  // call diskDat() when done
  m_wav_future_watcher.setFuture (QtConcurrent::run ([this, fname] {
    if(m_config.write_decoded() || m_config.write_decoded_debug()) { QString basename = fname.mid (fname.lastIndexOf ('/') + 1); writeToALLTXT("Reading wav file " + basename); }
    auto pos = fname.indexOf (".wav", 0, Qt::CaseInsensitive);
    // global variables and threads do not mix well, this needs changing
    dec_data.params.nutc = 0;
    if (pos > 0) {
      if (pos == fname.indexOf ('_', -11) + 7) dec_data.params.nutc = fname.mid (pos - 6, 6).toInt ();
      else dec_data.params.nutc = 100 * fname.mid (pos - 4, 4).toInt ();
    }
    BWFFile file {QAudioFormat {}, fname};
    file.open (BWFFile::ReadOnly);
    auto bytes_per_frame = file.format ().bytesPerFrame ();
    int nsamples=m_TRperiod * RX_SAMPLE_RATE;
    qint64 max_bytes = std::min (std::size_t (nsamples), sizeof (dec_data.d2) / sizeof (dec_data.d2[0])) * bytes_per_frame;
    auto n = file.read (reinterpret_cast<char *> (dec_data.d2), std::min (max_bytes, file.size ()));
    int frames_read = n / bytes_per_frame;
    // zero unfilled remaining sample space
    std::memset (&dec_data.d2[0] + n, 0, max_bytes - n);
    if (11025 == file.format ().sampleRate ()) {
      short sample_size = file.format ().sampleSize ();
      wav12_ (dec_data.d2, dec_data.d2, &frames_read, &sample_size);
    }
    dec_data.params.kin = frames_read;
    dec_data.params.newdat = 1;
  }));
}

void MainWindow::on_actionOpen_next_in_directory_triggered()   //Open Next
{
  monitor (false);

  int i,len;
  QFileInfo fi(m_path);
  QStringList list;
  list= fi.dir().entryList().filter(".wav",Qt::CaseInsensitive);
  for (i = 0; i < list.size()-1; ++i) {
    if(i==list.size()-2) m_loopall=false;
    len=list.at(i).length();
    if(list.at(i)==m_path.right(len)) {
      int n=m_path.length();
      QString fname=m_path.replace(n-len,len,list.at(i+1));
      m_path=fname;
      int i1=fname.lastIndexOf("/");
      QString baseName=fname.mid(i1+1);
      tx_status_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#99ffff",m_useDarkStyle)));
      tx_status_label->setText(" " + baseName + " ");
      m_diskData=true;
      read_wav_file (fname);
      return;
    }
  }
}
//Open all remaining files
void MainWindow::on_actionDecode_remaining_files_in_directory_triggered() { m_loopall=true; on_actionOpen_next_in_directory_triggered(); }

void MainWindow::diskDat()                                   //diskDat()
{
  if(dec_data.params.kin>0) {
    int k;
    int kstep=m_FFTSize;
    m_diskData=true;
    for(int n=1; n<=m_hsymStop; n++) {                      // Do the waterfall spectra
      k=(n+1)*kstep;
//      if(k > dec_data.params.kin) break;
      dec_data.params.npts8=k/8;
      dataSink(k);
      qApp->processEvents();                                //Update the waterfall
    }
  } else {
    JTDXMessageBox::information_message(this, "", tr("No data read from disk. Wrong file format?"));
  }
}

//Delete ../save/*.wav
void MainWindow::on_actionDelete_all_wav_files_in_SaveDir_triggered()
{
  if (JTDXMessageBox::Yes == JTDXMessageBox::warning_message(this, "", tr("Confirm Delete"),
                                              tr("Are you sure you want to delete all *.wav and *.c2 files in\n") +
                                              QDir::toNativeSeparators(m_config.save_directory ().absolutePath ()) + " ?",
                                              "", JTDXMessageBox::Yes | JTDXMessageBox::No, JTDXMessageBox::Yes)) {
    Q_FOREACH (auto const& file
               , m_config.save_directory ().entryList ({"*.wav", "*.c2"}, QDir::Files | QDir::Writable)) {
      m_config.save_directory ().remove (file);
    }
  }
}

void MainWindow::on_actionNone_triggered() { m_saveWav=0; ui->actionNone->setChecked(true); }
void MainWindow::on_actionSave_decoded_triggered() { m_saveWav=1; ui->actionSave_decoded->setChecked(true); }
void MainWindow::on_actionSave_all_triggered() { m_saveWav=2; ui->actionSave_all->setChecked(true); }

void MainWindow::on_actionEnglish_triggered() { ui->actionEnglish->setChecked(true); set_language("en_US"); }
void MainWindow::on_actionEstonian_triggered() { ui->actionEstonian->setChecked(true); set_language("et_EE"); }
void MainWindow::on_actionRussian_triggered() { ui->actionRussian->setChecked(true); set_language("ru_RU"); }
void MainWindow::on_actionCatalan_triggered() { ui->actionCatalan->setChecked(true); set_language("ca_ES"); }
void MainWindow::on_actionCroatian_triggered() { ui->actionCroatian->setChecked(true); set_language("hr_HR"); }
void MainWindow::on_actionDanish_triggered() { ui->actionDanish->setChecked(true); set_language("da_DK"); }
void MainWindow::on_actionDutch_triggered() { ui->actionDutch->setChecked(true); set_language("nl_NL"); }
void MainWindow::on_actionHungarian_triggered() { ui->actionHungarian->setChecked(true); set_language("hu_HU"); }
void MainWindow::on_actionSpanish_triggered() { ui->actionSpanish->setChecked(true); set_language("es_ES"); }
void MainWindow::on_actionSwedish_triggered() { ui->actionSwedish->setChecked(true); set_language("sv_SE"); }
void MainWindow::on_actionFrench_triggered() { ui->actionFrench->setChecked(true); set_language("fr_FR"); }
void MainWindow::on_actionItalian_triggered() { ui->actionItalian->setChecked(true); set_language("it_IT"); }
void MainWindow::on_actionLatvian_triggered() { ui->actionLatvian->setChecked(true); set_language("lv_LV"); }
void MainWindow::on_actionPolish_triggered() { ui->actionPolish->setChecked(true); set_language("pl_PL"); }
void MainWindow::on_actionPortuguese_triggered() { ui->actionPortuguese->setChecked(true); set_language("pt_PT"); }
void MainWindow::on_actionPortuguese_BR_triggered() { ui->actionPortuguese_BR->setChecked(true); set_language("pt_BR"); }
void MainWindow::on_actionChinese_simplified_triggered() { ui->actionChinese_simplified->setChecked(true); set_language("zh_CN"); }
void MainWindow::on_actionChinese_traditional_triggered() { ui->actionChinese_traditional->setChecked(true); set_language("zh_HK"); }
void MainWindow::on_actionJapanese_triggered() { ui->actionJapanese->setChecked(true); set_language("ja_JP"); }

void MainWindow::on_actionCallNone_toggled(bool checked)
{
  m_callMode=0;
  if (checked) {
    if (m_callPrioCQ) {
      ui->actionCallPriorityAndSearchCQ->setChecked(false);
      m_callPrioCQ=false;
    }
    ui->actionCallPriorityAndSearchCQ->setEnabled(false);
    ui->AutoSeqButton->setText(tr("AutoSeq0"));
  }
}

void MainWindow::on_actionCallFirst_toggled(bool checked)
{
  m_callMode=1;
  if (checked) {
    if (m_callPrioCQ) {
      ui->actionCallPriorityAndSearchCQ->setChecked(false);
      m_callPrioCQ=false;
    }
    ui->actionCallPriorityAndSearchCQ->setEnabled(false);
    ui->AutoSeqButton->setText(tr("AutoSeq1"));
  }
}

void MainWindow::on_actionCallMid_toggled(bool checked)
{
  m_callMode=2;
  if (checked) {
    ui->actionCallPriorityAndSearchCQ->setEnabled(true);
	if (!m_callPrioCQ) ui->AutoSeqButton->setText(tr("AutoSeq2"));
	else ui->AutoSeqButton->setText(tr("AutoSeq6"));
  }  
}

void MainWindow::on_actionCallEnd_toggled(bool checked)
{
  m_callMode=3;
  if (checked) {
    ui->actionCallPriorityAndSearchCQ->setEnabled(true);
	if (!m_callPrioCQ) ui->AutoSeqButton->setText(tr("AutoSeq3"));
	else ui->AutoSeqButton->setText(tr("AutoSeq7"));
  }
}

 void MainWindow::on_actionCallPriorityAndSearchCQ_toggled(bool checked)
 {
   m_callPrioCQ=checked;
   if (checked) {
     ui->actionAutoFilter->setChecked(false);
     ui->actionAutoFilter->setEnabled(false);
     m_autofilter=false;
     if (m_callMode==2) ui->AutoSeqButton->setText(tr("AutoSeq6"));
     else ui->AutoSeqButton->setText(tr("AutoSeq7"));
   } else {
      ui->actionAutoFilter->setEnabled(true);
      if (m_callMode==2) ui->AutoSeqButton->setText(tr("AutoSeq2"));
      else ui->AutoSeqButton->setText(tr("AutoSeq3"));
   }
 }

void MainWindow::on_actionMaxDistance_toggled(bool checked)
{
  if(checked && m_rprtPriority) { ui->actionReport_message_priority->setChecked(false); m_rprtPriority=false; }
  m_maxDistance=checked;
}

void MainWindow::on_actionAnswerWorkedB4_toggled(bool checked)
{
  m_answerWorkedB4=checked;
  ui->AnsB4Button->setChecked(checked);
}

void MainWindow::on_actionCallWorkedB4_toggled(bool checked) { m_callWorkedB4=checked; }

void MainWindow::on_actionCallHigherNewCall_toggled(bool checked) { m_callHigherNewCall=checked; }

void MainWindow::on_actionSingleShot_toggled(bool checked)
{
  m_singleshot=checked;
  setAutoSeqButtonStyle(m_autoseq);
  ui->singleQSOButton->setChecked(checked);
}

void MainWindow::on_actionAutoFilter_toggled(bool checked)
{
  m_autofilter=checked;
  if(m_autofilter && !ui->actionSwitch_Filter_OFF_at_sending_73->isChecked() && !ui->actionSwitch_Filter_OFF_at_getting_73->isChecked()) {
     ui->actionSwitch_Filter_OFF_at_sending_73->setChecked(true); m_FilterState=1;
  }
}

void MainWindow::on_actionEnable_hound_mode_toggled(bool checked)
{
// Don't allow Hound frequency control in common FT8 bands if VFO Split mode is switched off
  QString message = "";
  if(checked && !m_config.split_mode() && !m_commonFT8b) {
    message =  tr ("Hound mode TX frequency control requires"
                                                        " *Split* rig control (either *Rig* or *Fake It* set"
                                                        " in the *Settings | Radio* tab.)");
    JTDXMessageBox::warning_message (this, "", tr ("Hound TX frequency control warning"), message);
    ui->actionEnable_hound_mode->setChecked(false);
    return;
  }
  m_houndTXfreqJumps=checked && !m_commonFT8b && m_config.split_mode();
  ui->actionUse_TX_frequency_jumps->setChecked(m_houndTXfreqJumps);
  m_houndMode=checked;
  m_wideGraph->setHoundFilter(m_houndMode);
  ui->HoundButton->setChecked(m_houndMode);
  if(m_houndMode) {
    ui->HoundButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#00ff00",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
    if(m_skipTx1) { m_skipTx1=false; ui->skipTx1->setChecked(false); ui->skipGrid->setChecked(false); on_txb1_clicked(); m_wasSkipTx1=true; }
    ui->skipTx1->setEnabled(false); ui->skipGrid->setEnabled(false); }
  else {
    ui->HoundButton->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#e1e1e1",m_useDarkStyle),Radio::convert_dark("#adadad",m_useDarkStyle)));
    ui->skipTx1->setEnabled(true); ui->skipGrid->setEnabled(true);
    if(m_wasSkipTx1) { 
      m_skipTx1=true; ui->skipTx1->setChecked(true); ui->skipGrid->setChecked(true);
      if(ui->txrb1->isChecked()) on_txb2_clicked();
      if(ui->genMsg->text() == ui->tx1->text()) ui->genMsg->setText(ui->tx2->text());
      m_wasSkipTx1=false;
	}
  }
  setHoundAppearance(m_houndMode);
}

void MainWindow::on_actionMTAuto_triggered() { m_ft8threads=0; }
void MainWindow::on_actionMT1_triggered() { m_ft8threads=1; }
void MainWindow::on_actionMT2_triggered() { m_ft8threads=2; }
void MainWindow::on_actionMT3_triggered() { m_ft8threads=3; }
void MainWindow::on_actionMT4_triggered() { m_ft8threads=4; }
void MainWindow::on_actionMT5_triggered() { m_ft8threads=5; }
void MainWindow::on_actionMT6_triggered() { m_ft8threads=6; }
void MainWindow::on_actionMT7_triggered() { m_ft8threads=7; }
void MainWindow::on_actionMT8_triggered() { m_ft8threads=8; }
void MainWindow::on_actionMT9_triggered() { m_ft8threads=9; }
void MainWindow::on_actionMT10_triggered() { m_ft8threads=10; }
void MainWindow::on_actionMT11_triggered() { m_ft8threads=11; }
void MainWindow::on_actionMT12_triggered() { m_ft8threads=12; }
void MainWindow::on_actionMT13_triggered() { m_ft8threads=13; }
void MainWindow::on_actionMT14_triggered() { m_ft8threads=14; }
void MainWindow::on_actionMT15_triggered() { m_ft8threads=15; }
void MainWindow::on_actionMT16_triggered() { m_ft8threads=16; }
void MainWindow::on_actionMT17_triggered() { m_ft8threads=17; }
void MainWindow::on_actionMT18_triggered() { m_ft8threads=18; }
void MainWindow::on_actionMT19_triggered() { m_ft8threads=19; }
void MainWindow::on_actionMT20_triggered() { m_ft8threads=20; }
void MainWindow::on_actionMT21_triggered() { m_ft8threads=21; }
void MainWindow::on_actionMT22_triggered() { m_ft8threads=22; }
void MainWindow::on_actionMT23_triggered() { m_ft8threads=23; }
void MainWindow::on_actionMT24_triggered() { m_ft8threads=24; }
void MainWindow::on_actionAcceptUDPCQ_triggered() { m_acceptUDP=1; }
void MainWindow::on_actionAcceptUDPCQ73_triggered() { m_acceptUDP=2; }
void MainWindow::on_actionAcceptUDPAny_triggered() { m_acceptUDP=3; }
void MainWindow::on_actionDisableTx73_toggled(bool checked) { m_disable_TX_on_73 = checked; }
void MainWindow::on_actionShow_tooltips_main_window_toggled(bool checked) { m_showTooltips = checked; }
void MainWindow::on_actionColor_Tx_message_buttons_toggled(bool checked) { m_colorTxMsgButtons = checked; }
void MainWindow::on_actionCallsign_to_clipboard_toggled(bool checked) { m_callToClipboard = checked; }
void MainWindow::on_actionCrossband_160m_JA_toggled(bool checked) { m_crossbandOptionEnabled = checked; }
void MainWindow::on_actionCrossband_160m_HL_toggled(bool checked) { m_crossbandHLOptionEnabled = checked; }

void MainWindow::on_actionShow_messages_decoded_from_harmonics_toggled(bool checked)
{
  if(checked) { dec_data.params.showharmonics=1; m_showHarmonics=true; }
  else { dec_data.params.showharmonics=0; m_showHarmonics=false; }
}

void MainWindow::on_actionMyCallRXFwindow_toggled(bool checked) { m_showMyCallMsgRxWindow=checked; }
void MainWindow::on_actionWantedCallRXFwindow_toggled(bool checked) { m_showWantedCallRxWindow=checked; }
void MainWindow::on_actionFT8SensMin_toggled(bool checked) { if(checked) m_ft8Sensitivity=0; }
void MainWindow::on_actionlowFT8thresholds_toggled(bool checked) { if(checked) m_ft8Sensitivity=1; }
void MainWindow::on_actionFT8subpass_toggled(bool checked) { if(checked) m_ft8Sensitivity=2; }
void MainWindow::on_actionFT8LateStart_toggled(bool checked) { m_FT8LateStart=checked; }
void MainWindow::on_actionFT8WidebandDXCallSearch_toggled(bool checked) { m_FT8WideDxCallSearch=checked; }
void MainWindow::on_actionBypass_text_filters_on_RX_frequency_toggled(bool checked) { m_bypassRxfFilters=checked; }

void MainWindow::on_actionBypass_all_text_filters_toggled(bool checked)
{
  m_bypassAllFilters=checked;
  ui->bypassButton->setChecked(checked);
}

void MainWindow::on_actionEnable_main_window_popup_toggled(bool checked) { m_windowPopup=checked; }
void MainWindow::on_actionAutoErase_toggled(bool checked) { m_autoErase=checked; }
void MainWindow::on_actionEraseWindowsAtBandChange_toggled(bool checked) { m_autoEraseBC=checked; }

void MainWindow::on_actionReport_message_priority_toggled(bool checked)
{
  if(checked && m_maxDistance) { ui->actionMaxDistance->setChecked(false); m_maxDistance=false; }
  m_rprtPriority=checked;
}

void MainWindow::on_actionKeyboard_shortcuts_triggered()
{
  if(!m_shortcuts) {
    QFont font;
    font.setPointSize (10);
    m_shortcuts.reset (new HelpTextWindow {tr ("Keyboard Shortcuts"), ":/shortcuts.txt", font});
  }
  m_shortcuts->showNormal ();
  m_shortcuts->raise ();
}

void MainWindow::on_actionSpecial_mouse_commands_triggered()
{
  if(!m_mouseCmnds) {
    QFont font;
    font.setPointSize (10);
    m_mouseCmnds.reset (new HelpTextWindow {tr ("Special Mouse Commands"), ":/mouse_commands.txt", font});
  }
  m_mouseCmnds->showNormal ();
  m_mouseCmnds->raise ();
}

void MainWindow::on_DecodeButton_clicked (bool /* checked */)	//Decode request
{
  if(!m_rxDone) { ui->DecodeButton->setChecked (false); return; }
  if(!m_decoderBusy && m_mode != "WSPR-2") {
    dec_data.params.newdat=0;
    dec_data.params.nagain=1;
    m_blankLine=false; // don't insert the separator again
	m_manualDecode=true;
    decode();
  }
}

void MainWindow::freezeDecode(int n)                          //freezeDecode()
{
  if(!m_decoderBusy) {
    if((n%100)==2) on_DecodeButton_clicked (true);
    dec_data.params.nagainfil=1;
  }
}

void MainWindow::decode()                                       //decode()
{
  if(!m_dataAvailable or m_TRperiod==0.0) { m_manualDecode=false; return; }
  decodeBusy(true); // shall be second line
  if(m_autoErase) ui->decodedTextBrowser->clear();
  if(m_hint && !m_hisCall.isEmpty() && (m_enableTx || m_lasthint)) {
    if(m_curMsgTx.startsWith(m_hisCall+" ")) dec_data.params.nstophint = 0; // DxCall matched to last transmitted message
    m_lasthint=false;
  }
//  printf("%s(%0.1f) Timing decode start: %d\n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str(),m_jtdxtime->GetOffset(),dec_data.params.nstophint);
  m_nDecodes = 0;
  m_reply_me = false;
  m_reply_other = false;
  m_reply_CQ73 = false;
  ui->DecodeButton->setChecked (true);
  if(!m_manualDecode) { m_processAuto_done = false; m_callFirst73 = false; }
  m_used_freq = 0;
  if(m_diskData && !m_mode.startsWith("FT")) dec_data.params.nutc=dec_data.params.nutc/100;
  if(dec_data.params.newdat==1) {
    m_msDecStarted=m_jtdxtime->currentMSecsSinceEpoch2();
    if(!m_mode.startsWith("FT")) {
      qint64 ms = m_msDecStarted % 86400000;
      int imin=ms/60000;
      int ihr=imin/60;
      imin=imin % 60;
      if(m_TRperiod>=60.0) imin=imin - (imin % (int(m_TRperiod)/60));
      dec_data.params.nutc=100*ihr + imin;
    }
  }
  if(dec_data.params.newdat==1 && (!m_diskData) && m_mode.startsWith("FT")) {
    qint64 ms=1000.0*(2.0-m_TRperiod);
    QDateTime time=m_jtdxtime->currentDateTimeUtc2().addMSecs(ms);
    int ihr=time.toString("hh").toInt();
    int imin=time.toString("mm").toInt();
    int isec=time.toString("ss").toInt();
    isec=isec - fmod(double(isec),m_TRperiod);
    dec_data.params.nutc=10000*ihr + 100*imin + isec;
  }

//FT8 block of parameters
  dec_data.params.nQSOProgress = m_QSOProgress;
  dec_data.params.nftx = ui->TxFreqSpinBox->value ();
// FT8AP decoding bandwidth for 'mycall hiscall ???' and RRR,RR73,73 messages
  if(m_freqNominal < 30000000) dec_data.params.napwid=5;
  else if(m_freqNominal < 100000000) dec_data.params.napwid=15;
  else dec_data.params.napwid=50;
  dec_data.params.nmt=m_ft8threads;
  dec_data.params.ncandthin=m_ncandthin;
  dec_data.params.ndtcenter=100 * ui->DTCenterSpinBox->value();
  dec_data.params.nft8cycles=m_nFT8Cycles;
  dec_data.params.nft8swlcycles=m_nFT8SWLCycles;
  if(m_houndMode) { dec_data.params.nft8rxfsens=1; } else { dec_data.params.nft8rxfsens=m_nFT8RXfSens; }
  dec_data.params.nft4depth=m_nFT4depth;
  if(m_ft8Sensitivity==0) dec_data.params.lft8lowth=false;
  else  dec_data.params.lft8lowth=true;
  if(m_ft8Sensitivity==2) dec_data.params.lft8subpass=true;
  else dec_data.params.lft8subpass=false;
  dec_data.params.lft8latestart=m_FT8LateStart;
  dec_data.params.lhidetest=(ui->actionHide_FT_contest_messages->isChecked() && !m_bypassAllFilters) ? 1 : 0;
  dec_data.params.lhidetelemetry=(ui->actionHide_telemetry_messages->isChecked() && !m_bypassAllFilters) ? 1 : 0;
  dec_data.params.lhideft8dupes=ui->actionHide_FT8_dupe_messages->isChecked() ? 1 : 0;
  dec_data.params.lhound=m_houndMode ? 1 : 0;
  dec_data.params.lhidehash=m_config.hide2ndHash() && !m_bypassAllFilters;
  dec_data.params.lcommonft8b=m_commonFT8b;
  dec_data.params.lmycallstd=m_bMyCallStd;
  dec_data.params.lhiscallstd=m_bHisCallStd;
  dec_data.params.lapmyc=m_lapmyc;
  dec_data.params.lmodechanged=m_modeChanged ? 1 : 0; m_modeChanged=false;
  dec_data.params.lbandchanged=m_bandChanged ? 1 : 0; m_bandChanged=false;
  dec_data.params.lmultinst=m_multInst ? 1 : 0;
  dec_data.params.lskiptx1=m_skipTx1 ? 1 : 0;
  dec_data.params.nlasttx=m_nlasttx;

  dec_data.params.nsecbandchanged=m_nsecBandChanged; m_nsecBandChanged=0;
  dec_data.params.nswl=m_swl ? 1 : 0;
  dec_data.params.nfilter=m_filter ? 1 : 0;
  dec_data.params.nagcc=m_agcc ? 1 : 0;
  dec_data.params.nhint=m_hint ? 1 : 0;
  dec_data.params.ndelay=m_delay;
  dec_data.params.nfqso=m_wideGraph->rxFreq();
  dec_data.params.ndepth=m_ndepth;
  dec_data.params.nranera=m_config.ntrials();
  dec_data.params.ntrials10=m_config.ntrials10();
  dec_data.params.ntrialsrxf10=m_config.ntrialsrxf10();
  dec_data.params.nprepass=m_config.npreampass();
  dec_data.params.naggressive=m_config.aggressive();
  dec_data.params.nharmonicsdepth=m_config.harmonicsdepth();
  dec_data.params.ntopfreq65=m_config.ntopfreq65();
  dec_data.params.nsdecatt=m_config.nsingdecatt();
  dec_data.params.fmaskact=m_config.fmaskact();
  dec_data.params.ndiskdat=0;
  if(m_diskData) dec_data.params.ndiskdat=1;
  dec_data.params.nfa=m_wideGraph->nStartFreq();
  dec_data.params.nfSplit=m_wideGraph->Fmin();
  dec_data.params.nfb=m_wideGraph->Fmax();
  dec_data.params.ntol=50; // this value is not being used 
  if(m_mode=="JT9+JT65") {
    dec_data.params.ntol=20;
  }
  if(dec_data.params.nutc < m_nutc0) m_RxLog = 1;       //Date and Time to all.txt
  m_nutc0=dec_data.params.nutc;

  if(m_modeTx=="JT65") { dec_data.params.ntxmode=65; }
  else if(m_modeTx=="JT9") { dec_data.params.ntxmode=9; }
  
  if(m_mode=="FT8") dec_data.params.nmode=8;
  else if(m_mode=="FT4") dec_data.params.nmode=4;
  else if(m_mode=="JT9+JT65") dec_data.params.nmode=9+65;
  else if(m_mode=="JT9") dec_data.params.nmode=9;
  else if(m_mode=="JT65") dec_data.params.nmode=65;
  else if(m_mode=="T10") {
    dec_data.params.nmode=10;
    dec_data.params.ntxmode=10;
    dec_data.params.ntol=20; }
  
  dec_data.params.ntrperiod=int(m_TRperiod);

//  strncpy(dec_data.params.datetime, m_dateTime.toLatin1(), 20);
  strncpy(dec_data.params.mycall, (m_config.my_callsign()+"            ").toLatin1(),12);
  strncpy(dec_data.params.mybcall, (Radio::base_callsign(m_config.my_callsign())+"            ").toLatin1(),12);
//  strncpy(dec_data.params.mygrid, (m_config.my_grid()+"      ").toLatin1(),6);
  QString hisCall=m_hisCall;
  QString hisGrid=m_hisGrid;
  strncpy(dec_data.params.hiscall,(hisCall+"            ").toLatin1(),12);
  if(hisCall.length()<3) { hisCall.clear(); strncpy(dec_data.params.hisbcall,(hisCall+"            ").toLatin1(),12); }
  else strncpy(dec_data.params.hisbcall,(Radio::base_callsign(hisCall)+"            ").toLatin1(),12);
  strncpy(dec_data.params.hisgrid,(hisGrid+"      ").toLatin1(),6);

  if(!hisCall.isEmpty() && !m_enableTx && hisCall != m_lastloggedcall) dec_data.params.lenabledxcsearch=true;
  else dec_data.params.lenabledxcsearch=false;
  dec_data.params.lwidedxcsearch=m_FT8WideDxCallSearch ? 1 : 0; 

  //newdat=1  ==> this is new data, must do the big FFT
  //nagain=1  ==> decode only at fQSO +/- Tol

  char *to = (char*)mem_jtdxjt9->data();
  char *from = (char*) dec_data.ss;
  int size=sizeof(struct dec_data);
  if(dec_data.params.newdat==0) {
    int noffset {offsetof (struct dec_data, params.nutc)};
    to += noffset;
    from += noffset;
    size -= noffset;
  }
  memcpy(to, from, qMin(mem_jtdxjt9->size(), size));
  QFile {m_config.temp_dir ().absoluteFilePath (".lock")}.remove (); // Allow jtdxjt9 to start
  if(m_config.write_decoded_debug()) {
    QString swl{""}, cycles{""};
    if(m_mode=="FT8") {
      if(m_swl) cycles = "SWL On, cycles: " + QString::number(m_nFT8SWLCycles);
      else cycles = "SWL Off, cycles: " + QString::number(m_nFT8Cycles);
    }
    else swl = (m_swl ? "SWL On " : "SWL Off ");
    writeToALLTXT("Decoder started " + swl + cycles);
  }
//  m_msDecoderStarted = m_jtdxtime->currentMSecsSinceEpoch2();
}

void MainWindow::process_Auto()
{
  int count = 0;
  int prio = 0;
  bool counters = true;
  bool counters2 = true;
  m_status = QsoHistory::NONE;
  QString hisCall = m_hisCall;
  QString rpt = m_rpt;
  QString grid = m_hisGrid;
  QString mode = "";
  unsigned time = 0;
  int rx = ui->RxFreqSpinBox->value ();
  int tx = ui->TxFreqSpinBox->value ();
  QStringList StrStatus = {"NONE","RFIN","RCQ","SCQ","RCALL","SCALL","RREPORT","SREPORT","RRREPORT","SRREPORT","RRR","SRR","RRR73","SRR73","R73","S73","FIN"};
  if (!hisCall.isEmpty ()) {
    if (m_houndMode) count = -1; //marker for changing status to FIN when status is RRR73
    m_status = m_qsoHistory.autoseq(hisCall,grid,rpt,rx,tx,time,count,prio,mode);
    if(m_config.write_decoded_debug()) {
      QString StrDirection = "";
      if(m_status == QsoHistory::FIN) StrDirection = " auto sequence is finished;";
      else if(m_status == QsoHistory::NONE) StrDirection = " auto sequence is not started;";
      writeToALLTXT("hisCall:" + hisCall + " time:" + QString::number(time) + " autoseq: " + StrDirection + " status: " + StrStatus[m_status] + " count: " + QString::number(count)+ " prio: " + QString::number(prio));
    }
    if (m_houndMode ) { //WSJT-X Fox will drop QSO if R+Report from Hound is not decoded after three attempts 
      if (m_status == QsoHistory::SRREPORT || m_status == QsoHistory::RREPORT) {
        if(count > 3) {
          haltTx("DXpQSO failed after three TX of R+REPORT message ");
          count = m_qsoHistory.reset_count(hisCall,QsoHistory::RCQ);
          ui->TxFreqSpinBox->setValue (m_lastCallingFreq);
          m_status = QsoHistory::RCQ;
         } else if (m_houndTXfreqJumps && rx > 199 && rx < 1000) {
          if (count == 1) {
             ui->TxFreqSpinBox->setValue (rx);
           } else if (rx < 600) {
             ui->TxFreqSpinBox->setValue (rx+300);
           } else {
             ui->TxFreqSpinBox->setValue (rx-300);
           }
         }
      }
    } else if ((m_status == QsoHistory::SRR73 || m_status >= QsoHistory::S73) && !m_singleshot && !m_config.autolog() && m_lastloggedcall == m_hisCall && !m_lockTxFreq &&
        (tx == 1 || abs(rx - ui->TxFreqSpinBox->value ()) > m_nguardfreq)) { 
      clearDX (" cleared, AutoSeq QSO finished");
      hisCall = m_hisCall;
      grid = m_hisGrid;
      m_status = QsoHistory::NONE;
    } else if ((m_status == QsoHistory::RCQ || m_status == QsoHistory::SCALL || (m_status == QsoHistory::SREPORT && m_skipTx1 && !m_houndMode)) && m_config.answerCQCount() &&
        ((prio > 4 && prio < 17) || prio < 2 || m_strictdirCQ) && ((!m_transmitting && m_config.nAnswerCQCounter() <= count) || (m_transmitting && m_config.nAnswerCQCounter() < count) || m_reply_other)) {
      clearDX (" cleared, RCQ/SCALL/SREPORT count reached");
      if (m_reply_other)
          counters2 = false;
      else {
          m_counter = m_config.nAnswerCQCounter(); 
          m_qsoHistory.calllist(hisCall,rpt.toInt(),time);
      }
      count = m_qsoHistory.reset_count(hisCall);
      hisCall = m_hisCall;
      grid = m_hisGrid;
      m_status = QsoHistory::NONE;
      if (m_singleshot)
        counters = false;
    } else if ((m_status == QsoHistory::RCALL || (m_status == QsoHistory::SREPORT && !m_skipTx1)) && m_config.answerInCallCount() && 
        ((!m_transmitting && m_config.nAnswerInCallCounter() <= count) || (m_transmitting && m_config.nAnswerInCallCounter() < count)  || m_reply_other)) {
      clearDX (" cleared, RCALL/SREPORT count reached");
      m_qsoHistory.calllist(hisCall,rpt.toInt(),time);
      count = m_qsoHistory.reset_count(hisCall);
      hisCall = m_hisCall;
      grid = m_hisGrid;
      m_status = QsoHistory::NONE;
      counters2 = false;
      if (m_singleshot)
        counters = false;
    } else if ((m_status == QsoHistory::RREPORT || m_status == QsoHistory::SRREPORT) && m_config.sentRReportCount() && 
        ((!m_transmitting && m_config.nSentRReportCounter() <= count) || (m_transmitting && m_config.nSentRReportCounter() < count))) {
      clearDX (" cleared, RREPORT/SRREPORT count reached");
      count = m_qsoHistory.reset_count(hisCall);
      hisCall = m_hisCall;
      grid = m_hisGrid;
      m_status = QsoHistory::NONE;
      counters2 = false;
      if (m_singleshot)
        counters = false;
    } else if ((m_status == QsoHistory::RRR || m_status == QsoHistory::RRR73 || m_status == QsoHistory::R73 || m_status == QsoHistory::SRR73 || m_status == QsoHistory::S73) && 
        m_config.sentRR7373Count() && ((!m_transmitting && m_config.nSentRR7373Counter() <= count) || (m_transmitting && m_config.nSentRR7373Counter() < count))) {
      clearDX (" cleared, RRR|RR73|R73 count reached");
      count = m_qsoHistory.reset_count(hisCall);
      hisCall = m_hisCall;
      grid = m_hisGrid;
      m_status = QsoHistory::NONE;
      counters2 = false;
      if (m_singleshot)
        counters = false;
    }
  }
  if (hisCall.isEmpty () && counters && !m_houndMode && m_callMode!=0) {
    auto ms = m_msDecStarted % 86400000;
    auto secs = round(ms / 1000.0) +1;
    int nmod = fmod(double(secs),2.0*m_TRperiod);
    if(m_callPrioCQ && !m_lockTxFreq && counters2 && m_counter == 0 && m_txFirst != (nmod!=0)) { time=1; }    //highiest priority, evaluating response to CQ first, then searching CQ decoded messages 
    else { if (m_counter > 0) m_counter -= 1; time=0; } //highiest priority, evaluating response to CQ only
    if ((!m_config.newDXCC() && !m_config.newGrid() && !m_config.newPx() && !m_config.newCall()) || m_answerWorkedB4) time |= 128;
    if ((!m_config.newDXCC() && !m_config.newGrid() && !m_config.newPx() && !m_config.newCall()) || m_callWorkedB4) time |= 64;
    else if (m_callHigherNewCall) time |= 256;
    if (m_rprtPriority) time |= 16;
    if (m_maxDistance) time |= 32;
    m_status = m_qsoHistory.autoseq(hisCall,grid,rpt,rx,tx,time,count,prio,mode);
    if(m_config.write_decoded_debug()) {
      QString StrDirection = "";
      if(m_status == QsoHistory::FIN) StrDirection = " auto sequence is finished;";
      else if(m_status == QsoHistory::NONE) StrDirection = " auto sequence is not started;";
      QString StrPriority = "";
      if (!hisCall.isEmpty ()) {
        if (prio > 27) StrPriority = " New CQZ ";
        else if (prio > 23) StrPriority = " New ITUZ ";
        else if (prio > 19) StrPriority = " New DXCC ";
        else if (prio == 19 ||  prio == 4) StrPriority = " Wanted Call ";
        else if (prio == 18 ||  prio == 3) StrPriority = " Wanted Prefix ";
        else if (prio == 17 ||  prio == 2) StrPriority = " Wanted Country ";
        if (m_status > QsoHistory::RREPORT) StrPriority += " Resume interrupted QSO ";
      }
      writeToALLTXT("hisCall:" + hisCall + "mode:" + mode + StrPriority + " time:" + QString::number(time) +  " autoselect: " + StrDirection + " status: " + StrStatus[m_status] + " count: " + QString::number(count)+ " prio: " + QString::number(prio));
    }
    if (!hisCall.isEmpty ()) {
      if (m_callToClipboard) clipboard->setText(hisCall);
      ui->dxCallEntry->setText(hisCall);
      if(m_mode=="JT9+JT65" && m_modeTx != mode) {
      m_modeTx = mode;
      if (m_modeTx == "JT9") ui->pbTxMode->setText("Tx JT9  @");
      else ui->pbTxMode->setText("Tx JT65  #");
      m_wideGraph->setModeTx(m_modeTx);
      ui->TxFreqSpinBox->setValue (rx);
      }
      if (!rpt.isEmpty () && rpt == m_rpt) m_rpt = "-60";
    } else  if (m_transmittedQSOProgress != CALLING){
        on_txb6_clicked();
        if(ui->tabWidget->currentIndex()==1) ui->genMsg->setText(ui->tx6->text());
    }
  }
//  printf("%s(%0.1f) process_Auto: %s,%s,%s,%s,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str(),m_jtdxtime->GetOffset(),m_hisCall.toStdString().c_str(),hisCall.toStdString().c_str(),m_lastloggedcall.toStdString().c_str(),mode.toStdString().c_str(),m_status,prio,ui->TxFreqSpinBox->value (),m_used_freq,m_callMode,m_callPrioCQ,m_reply_other,m_reply_me,counters2);

  if (rx > 0 && rx != ui->RxFreqSpinBox->value ()) ui->RxFreqSpinBox->setValue (rx);
  //if (tx > 0 && tx != ui->TxFreqSpinBox->value ()) ui->TxFreqSpinBox->setValue (tx);
  if (m_status > QsoHistory::NONE){
    if(!grid.isEmpty() && m_hisGrid.left(4) != grid) {
       ui->dxGridEntry->setText(grid);
    }
    if (time < 86400 && m_status < QsoHistory::R73) {
      m_dateTimeQSOOn = m_jtdxtime->currentDateTimeUtc2();
      m_dateTimeQSOOn.setTime(QTime::fromMSecsSinceStartOfDay(time*1000));
      if (m_jtdxtime->currentDateTimeUtc2() < m_dateTimeQSOOn) m_dateTimeQSOOn = m_dateTimeQSOOn.addSecs(-86400);
    }
    if (!rpt.isEmpty () && rpt != m_rpt) {
      ui->rptSpinBox->setValue(rpt.toInt());
      if (m_status == QsoHistory::SREPORT) {
        if (m_skipTx1 && !m_houndMode) { m_status=QsoHistory::RCQ; }
        else { m_status=QsoHistory::RREPORT; }
      }
      genStdMsgs(rpt);
    }
    switch (m_status) {
      case QsoHistory::RFIN:
      case QsoHistory::RCQ: {
        if (m_skipTx1 && !m_houndMode) {
          on_txb2_clicked();
          if(ui->tabWidget->currentIndex()==1) { ui->genMsg->setText(ui->tx2->text()); m_ntx=7; } }
        else {
          on_txb1_clicked();
          if(ui->tabWidget->currentIndex()==1) { ui->genMsg->setText(ui->tx1->text()); m_ntx=7; } }
        break;
      }
      case QsoHistory::RCALL: {
        if(m_enableTx && m_autoseq && m_callMode>0) txwatchdog (false);
        on_txb2_clicked();
        if(ui->tabWidget->currentIndex()==1) ui->genMsg->setText(ui->tx2->text());
        if(m_autofilter && m_enableTx && !m_filter) autoFilter (true);
        break;
      }
      case QsoHistory::RREPORT: {
        if(m_enableTx && m_autoseq && m_callMode>0) txwatchdog (false);
        if(m_autofilter && m_enableTx && !m_filter) autoFilter (true);
        on_txb3_clicked();
        if(ui->tabWidget->currentIndex()==1) ui->genMsg->setText(ui->tx3->text());
        break;
      }
      case QsoHistory::RRREPORT: {
        on_txb4_clicked();
        if(ui->tabWidget->currentIndex()==1) ui->genMsg->setText(ui->tx4->text());
        break;
      }
      case QsoHistory::RRR: {
        on_txb5_clicked();
        if(ui->tabWidget->currentIndex()==1) ui->genMsg->setText(ui->tx5->currentText());
        break;
      }
      case QsoHistory::RRR73: {
        if(!m_houndMode) { on_txb5_clicked(); if(ui->tabWidget->currentIndex()==1) ui->genMsg->setText(ui->tx5->currentText()); }
        else { 
          auto curtime=m_jtdxtime->currentDateTimeUtc2();
          if(m_lastloggedcall!=m_hisCall || qAbs(curtime.toMSecsSinceEpoch()-m_lastloggedtime.toMSecsSinceEpoch()) > int(m_TRperiod) * 7000) {
            m_logqso73=true;
            logQSOTimer.start (0);
          }
          if(m_enableTx || m_transmitting || m_btxok || g_iptt==1) haltTx("end of DXpedition QSO ");
        }
        break;
      }
      case QsoHistory::SRR73: {
        if (!m_singleshot && !m_config.autolog() && m_lastloggedcall == m_hisCall)
          autoStopTx("SRR73, none received ");
        break;
      }
      case QsoHistory::R73: {
        on_txb5_clicked();
        if(ui->tabWidget->currentIndex()==1) ui->genMsg->setText(ui->tx5->currentText());
        break;
      }
      case QsoHistory::S73: {
        if (!m_singleshot && !m_config.autolog() && m_lastloggedcall == m_hisCall)
          autoStopTx("S73, none received ");
        break;
      }
      case QsoHistory::FIN: {
        if (m_singleshot) 
          autoStopTx("FIN, end of QSO, Singleshot ");
        else if (m_config.autolog())
          autoStopTx("FIN, end of QSO, Autolog ");
        else if (m_lastloggedcall != m_hisCall)
          autoStopTx("FIN, end of QSO, Call not logged ");
        else
          autoStopTx("FIN, end of QSO, not owner of the frequency ");
        break;
      }
      default: {
        break;
      }
    }
  } else {
    if (m_enableTx && m_hisCall.isEmpty()) ui->RxFreqSpinBox->setValue (ui->TxFreqSpinBox->value ());
    if (!counters) {
       if(m_singleshot) { autoStopTx("m_singleshot, counter triggered "); }
       else if(m_houndMode) { autoStopTx("m_houndMode, counter triggered "); }
    }
  }
}

void MainWindow::readFromStdout()                             //readFromStdout
{
  while(proc_jtdxjt9.canReadLine()) {
    QByteArray t=proc_jtdxjt9.readLine();
    if(t.startsWith("<DecodeFinished>")) {
      dec_data.params.nstophint=1;
      m_bDecoded = t.mid (20).trimmed ().toInt () > 0;
      int mswait=750.0*m_TRperiod;
      if(!m_diskData) killFileTimer.start (mswait); //Kill in 3/4 of period
    // autoseq guard frequency band
      if(m_modeTx == "FT8") m_nguardfreq = 51;
      else if(m_modeTx == "FT4") m_nguardfreq = 84;
      else if(m_modeTx == "JT65") m_nguardfreq = 176;
      else if(m_modeTx == "JT9") m_nguardfreq = 16;
      else if(m_modeTx == "T10") m_nguardfreq = 67;
      int indxncand=t.indexOf("<ncand>")+7; m_ncand=t.mid(indxncand,5).toInt();
      int indxdt=t.indexOf("<avexdt>")+8; QString avexdt = t.mid(indxdt,6).trimmed();
//  printf("%s(%0.1f) Timing decode stop, %d candidates\n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str(),m_jtdxtime->GetOffset(),m_ncand);
      if (m_autoseq && !m_processAuto_done && !m_manualDecode) { m_processAuto_done = true; process_Auto(); }
      m_okToPost=true;
      m_RxLog=0;
      m_startAnother=m_loopall;
      m_blankLine=true;
      m_notified=false;
      if(m_config.write_decoded_debug()) writeToALLTXT("Decoding finished");
      if(m_logInitNeeded) {
        if(m_config.write_decoded_debug()) writeToALLTXT("Log initialization is started: wsjtx_log.adi file was changed");
        m_logBook.init(m_config.callNotif() ? m_config.my_callsign() : "",m_config.gridNotif() ? m_config.my_grid() : "",m_config.timeFrom());
        countQSOs ();
        m_logInitNeeded=false;
      }
      QString slag="";
      qint64 msDecFin=m_jtdxtime->currentMSecsSinceEpoch2();
      if(!m_manualDecode && !m_diskData) {
        qint64 periodms=m_TRperiod*1000;
        qint64 lagms=msDecFin - periodms*((m_msDecStarted / periodms)+1); // rounding to base int
        float lag=lagms/1000.0; slag.setNum(lag,'f',2); if(lag > 0.0) slag="+"+slag;
      }
      if(m_diskData && m_mode.startsWith("FT")) { // estimated lag for FT4||FT8 wav file
        qint64 lagms=msDecFin-m_msDecStarted;
        if(m_mode=="FT8") {
          if(m_FT8LateStart || m_swl) lagms-=300; else lagms-=600;
        } else {
          lagms-=1430;	
        }
        float lag=lagms/1000.0; slag.setNum(lag,'f',2); if(lag > 0.0) slag="+"+slag;
      }
      int navexdt=qAbs(100.*avexdt.toFloat());
      if(m_mode.startsWith("FT")) {
        ui->decodedTextLabel->setText("UTC     dB   DT "+tr("Freq  ")+" "+tr("Avg=")+avexdt+" "+tr("Lag=")+slag+"/"+QString::number(m_nDecodes));
        if(m_mode=="FT8") {
          if(!m_lostaudio) {
            if(navexdt<76) ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#fdedc5",m_useDarkStyle)));
            else if(navexdt>75 && navexdt<151) ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffff00",m_useDarkStyle)));
            else if(navexdt>150) ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ff8000",m_useDarkStyle)));
            if(navexdt>75) ui->label_6->setText(tr("check time"));
            else  ui->label_6->setText(tr("Band Activity"));
          }
          else m_lostaudio=false;
        }
        else if (m_mode=="FT4") {
          if(navexdt<41) ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#fdedc5",m_useDarkStyle)));
          else if(navexdt>40 && navexdt<81) ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffff00",m_useDarkStyle)));
          else if(navexdt>80) ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ff8000",m_useDarkStyle)));
          if(navexdt>40) ui->label_6->setText(tr("check time"));
          else  ui->label_6->setText(tr("Band Activity"));
        }
      }
      else ui->decodedTextLabel->setText("UTC     dB   DT "+tr("Freq  ")+" "+tr("Lag=")+slag);
      dec_data.params.nagain=0; dec_data.params.nagainfil=0; dec_data.params.ndiskdat=0;
      m_manualDecode=false; ui->DecodeButton->setChecked (false);
      QFile {m_config.temp_dir ().absoluteFilePath (".lock")}.open(QIODevice::ReadWrite);
      decodeBusy(false); // shall be last line
      return;
    } else {
      if(t.indexOf(m_baseCall.toLatin1()) >= 0 || m_config.write_decoded() || m_config.write_decoded_debug()) {
        QFile f {m_dataDir.absoluteFilePath (m_jtdxtime->currentDateTimeUtc2().toString("yyyyMM_")+"ALL.TXT")};
        if (f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append)) {
          QTextStream out(&f);
          if (m_RxLog==1) {
            out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss")
                << "  " << qSetRealNumberPrecision (12) << (m_freqNominal / 1.e6) << " MHz  "
                << m_mode << 
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

            m_RxLog=0;
          }
          out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_") << t.trimmed() << 
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

          f.close();
        } else {
          JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                       , tr ("Cannot open \"%1\" for append: %2")
                                       .arg (f.fileName ()).arg (f.errorString ()));
        }
      }

        if (m_config.insert_blank () && m_blankLine)
          {
            QString band;
            if (m_jtdxtime->currentMSecsSinceEpoch2() / 1000 - m_secBandChanged > 50 
			|| (m_jtdxtime->currentMSecsSinceEpoch2() / 1000 - m_secBandChanged > 14 && m_mode == "FT8")
			|| (m_jtdxtime->currentMSecsSinceEpoch2() / 1000 - m_secBandChanged > 6 && m_mode == "FT4"))
              {
                band = ' ' + m_config.bands ()->find (m_freqNominal) + ' ';
              }
              
            QString blnklinetime;
            if (m_mode.startsWith("FT")) {
				blnklinetime = m_jtdxtime->currentDateTimeUtc2().toString("dd.MM.yy hh:mm:ss' UTC ----'");
            } else {
				blnklinetime = m_jtdxtime->currentDateTimeUtc2().toString("dd.MM.yy hh:mm' UTC '");
            }
            if (!m_diskData) {
                    ui->decodedTextBrowser->insertLineSpacer ("----- " + blnklinetime + band.rightJustified (13, '-') + "----");
            } else {
                    QString wavfile = " wav file "; 
                    ui->decodedTextBrowser->insertLineSpacer ("----- " + blnklinetime + wavfile.rightJustified (17, '-') + "----");
            }
            m_blankLine = false;
          }
 
       if (!m_notified && m_config.beepOnFirstMsg () && !m_diskData) {
          if (m_windowPopup) {
			 this->showNormal();
			 this->raise();
			 QApplication::setActiveWindow(this);
          }
          QApplication::beep();
          m_notified=true;
       }
	   
      DecodedText decodedtext {QString::fromUtf8 (t.constData ()).remove (QRegularExpression {"\r|\n"}),this};
//      DecodedText decodedtext {"161545  -4  0.1 1939 & CQ RT9K/4    ",this};
	  QString tcut = t.replace("\n","");
	  if (!m_mode.startsWith("FT")) {
		tcut = tcut.remove(0,21);
	  } else {
		tcut = tcut.remove(0,23);
	  }
      if (!decodedtext.isDebug()) m_nDecodes ++;
      auto decodedtextmsg = decodedtext.message();
      bool mycallinmsg = false;
      if (!m_baseCall.isEmpty () && Radio::base_callsign (decodedtext.call()) == m_baseCall) mycallinmsg = true;

      // extract de
      QString deCall="";
      QString grid="";
      decodedtext.deCallAndGrid(/*out*/deCall,grid);
      if (!m_hisCall.isEmpty() && !deCall.isEmpty() && Radio::base_callsign (m_hisCall) == Radio::base_callsign (deCall)) ui->RxFreqSpinBox->setValue (decodedtext.frequencyOffset());
      if (!deCall.isEmpty() && !m_reply_me && Radio::base_callsign (deCall) == Radio::base_callsign (m_hisCall)) {
          if (mycallinmsg) {
             m_reply_me = true;
             m_reply_other = false;
          } else if (decodedtextmsg.contains ("73") || decodedtextmsg.left(2) == "CQ") {
             m_reply_other = false;
             m_reply_CQ73 = true;
          } else if (!m_reply_CQ73) m_reply_other = true;
      }      
      //Left (Band activity) window
      bool bypassRxfFilters = false;
      int notified = 2;
      notified = ui->decodedTextBrowser->displayDecodedText (&decodedtext
                                                    , m_baseCall
                                                    , Radio::base_callsign (m_hisCall)
                                                    , m_hisGrid.left(4)
                                                    , m_notified
                                                    , m_logBook
                                                    , m_qsoHistory
                                                    , m_qsoHistory
                                                    , m_freqNominal
                                                    , m_mode
                                                    , bypassRxfFilters
                                                    , m_bypassAllFilters
                                                    , m_wideGraph->rxFreq()
                                                    , m_wantedCallList
                                                    , m_wantedPrefixList
                                                    , m_wantedGridList
                                                    , m_wantedCountryList
                                                    , m_windowPopup
                                                    , this
                                                    );
      if(m_position != 0) ui->decodedTextBrowser->horizontalScrollBar()->setValue(m_position);
	  if (notified & 1) m_notified = true;

      //Right (Rx Frequency) window
	  
	  // content free messages to (Rx Frequency) window functionality
	  bool bcontent = false;
	  if (m_config.enableContent ()) {
		if (tcut.contains ("/")) {
			QStringList slcontent = m_config.content ().split(",");
			foreach (QString item, slcontent) {
				if (item.length() > 2 && item.length() < 7) {
					if (tcut.contains ("/" + item)) {
						bcontent = true;
						break;
					}
				}
			}
		}
	  }
	  
	  // DXCall 73/RR73 message to RX frequency window in scenario where Enable TX is turned off
	  bool bdxcall73 = false;
	  QStringList message_words = words_re.match (tcut).capturedTexts ();
	  if(message_words.length () == 4 && !m_enableTx) {
	    QString dxbasecall = Radio::base_callsign (m_hisCall);
	    if (!dxbasecall.isEmpty () && message_words.at (2).contains (dxbasecall) && message_words.at (3).contains ("73")) bdxcall73 = true;
	  }
	  
      if (qAbs(decodedtext.frequencyOffset() - m_wideGraph->rxFreq()) <= 10 || (m_showMyCallMsgRxWindow && mycallinmsg) || bcontent || bdxcall73 || (m_showWantedCallRxWindow && notified & 8)) {

        if(m_bypassRxfFilters || dec_data.params.nagain==1 || dec_data.params.nagainfil==1) 
			bypassRxfFilters = true;

        // This msg is within 10 hertz of our tuned frequency



        ui->decodedTextBrowser2->displayDecodedText(&decodedtext
                                                    , m_baseCall
                                                    , Radio::base_callsign (m_hisCall)
                                                    , m_hisGrid.left(4)
                                                    , m_notified
                                                    , m_logBook
                                                    , m_qsoHistory2
                                                    , m_qsoHistory
                                                    , m_freqNominal
                                                    , m_mode
                                                    , bypassRxfFilters
                                                    , m_bypassAllFilters
                                                    , m_wideGraph->rxFreq());


        m_QSOText=decodedtext.string();
		bcontent = false;
      }

      if (mycallinmsg && !m_manualDecode) {
         if (!deCall.isEmpty() && Radio::base_callsign (deCall) == Radio::base_callsign (m_hisCall)) {
           if (!m_processAuto_done && m_autoseq && ((!decodedtextmsg.contains(" 73") && !decodedtextmsg.contains("RR73")) 
           || (decodedtextmsg.contains(" 73") && m_status==QsoHistory::RRREPORT && m_rrr) || (decodedtextmsg.contains("RR73") && m_status==QsoHistory::RREPORT) || m_callMode==0 || m_singleshot || m_houndMode)) {
             m_processAuto_done = true;
             process_Auto();
           } else if ((decodedtextmsg.contains(" 73") || decodedtextmsg.contains("RR73")) && m_callMode<=1) m_callFirst73 = true;
         } else if (m_callMode==1 && !m_processAuto_done && m_autoseq && m_hisCall.isEmpty()) {
           m_processAuto_done = true;
           process_Auto();
         }
      } else if (!deCall.isEmpty() && Radio::base_callsign (deCall) == Radio::base_callsign (m_hisCall) && decodedtextmsg.left(3) != "CQ " && decodedtextmsg.left(3) != "DE " && decodedtextmsg.left(4) != "QRZ " && !decodedtextmsg.contains(" 73") && !decodedtextmsg.contains(" RR73") && !decodedtextmsg.contains(" RRR")) {
        m_used_freq = decodedtext.frequencyOffset();
         if (m_enableTx && !m_reply_me && !m_houndMode && (abs(m_used_freq - ui->TxFreqSpinBox->value ()) < m_nguardfreq || m_config.halttxreplyother ())) { 
           haltTx("readFromStdout, not owner of the frequency or reply to other ");/* if(m_skipTx1) m_qsoHistory.remove(m_hisCall); */
         }
      }

      if((!m_config.prevent_spotting_false () || (m_config.prevent_spotting_false () && !decodedtext.isWrong ()))
         && (!m_config.filterUDP () || (m_config.filterUDP () && notified & 2))) {
         postDecode (true, decodedtext.string ());
      }
      // find and extract any report for myCall
      QString rpt_type;
      bool stdMsg = decodedtext.report(m_baseCall,
          Radio::base_callsign(m_hisCall), m_rptRcvd,rpt_type);
      // extract details and send to PSKreporter
      if(m_okToPost and m_config.spot_to_psk_reporter () and stdMsg and !m_diskData) {
        QString msgmode="FT8";
        if (m_mode=="FT4") msgmode="FT4";
        else if (decodedtext.isJT65()) msgmode="JT65";
        else if (m_mode.startsWith("JT9")) msgmode="JT9";
        else if (m_mode=="T10") msgmode="T10";

        int audioFrequency = decodedtext.frequencyOffset();
        int snr = decodedtext.snr();
        Frequency frequency = m_freqNominal + audioFrequency;
        pskSetLocal ();
        if(gridOK(grid) && !gridRR73(grid) && !decodedtext.isHint() && !decodedtext.isWrong())
          {
            // qDebug() << "To PSKreporter:" << deCall << grid << frequency << msgmode << snr;
            psk_Reporter->addRemoteStation(deCall,grid,QString::number(frequency),msgmode,
                                           QString::number(snr),
                                           QString::number(m_jtdxtime->currentDateTime2().toTime_t()));
          }
      }
    }
  }
}

void MainWindow::killFile ()
{
  if (m_fnameWE.size () &&
      !(m_saveWav==2 || (m_saveWav==1 && m_bDecoded) || m_fnameWE == m_fileToSave)) {
    QFile f1 {m_fnameWE + ".wav"};
    if(f1.exists()) f1.remove();
    if(m_mode.startsWith ("WSPR")) {
      QFile f2 {m_fnameWE + ".c2"};
      if(f2.exists()) f2.remove();
    }
  }
}

void MainWindow::set_language (QString const& lang)
{
  if (m_lang != lang) {
    bool olek;
    QString tolge;
    QTranslator translator;
    olek = translator.load (QLocale(lang),"jtdx","_",":/Translations");
    if (!olek) olek = translator.load (QString {"jtdx_"} + lang);
    JTDXMessageBox msgbox;
    msgbox.setWindowTitle(tr("Confirm change Language"));
    msgbox.setIcon(JTDXMessageBox::Question);
    msgbox.setText(tr("Are You sure to change UI Language to English, JTDX will restart?"));
    msgbox.setStandardButtons(JTDXMessageBox::Yes | JTDXMessageBox::No);
    msgbox.setDefaultButton(JTDXMessageBox::No);
    if (olek) {
      tolge = translator.translate("MainWindow","Confirm change Language");
      if (!tolge.isEmpty()) msgbox.setWindowTitle(tolge);
      else msgbox.setWindowTitle("Confirm change Language");
      tolge = translator.translate("MainWindow","Are You sure to change UI Language to English, JTDX will restart?");
      if (!tolge.isEmpty()) msgbox.setText(tolge);
      else msgbox.setText("Are You sure to change UI Language to English, JTDX will restart?");
      tolge = translator.translate("JTDXMessageBox","&Yes");
      if (!tolge.isEmpty()) msgbox.button(JTDXMessageBox::Yes)->setText(tolge);
      else msgbox.button(JTDXMessageBox::Yes)->setText("&Yes");
      tolge = translator.translate("JTDXMessageBox","&No");
      if (!tolge.isEmpty()) msgbox.button(JTDXMessageBox::No)->setText(tolge);
      else msgbox.button(JTDXMessageBox::No)->setText("&No");
    }
    if(msgbox.exec() == JTDXMessageBox::Yes) {
            m_lang = lang;
            m_exitCode = 1337;
            QMainWindow::close();
    }
  }
  if(m_lang=="et_EE") ui->actionEstonian->setChecked(true);
  else if(m_lang=="ru_RU") ui->actionRussian->setChecked(true);
  else if(m_lang=="ca_ES") ui->actionCatalan->setChecked(true);
  else if(m_lang=="hr_HR") ui->actionCroatian->setChecked(true);
  else if(m_lang=="da_DK") ui->actionDanish->setChecked(true);
  else if(m_lang=="nl_NL") ui->actionDutch->setChecked(true);
  else if(m_lang=="es_ES") ui->actionSpanish->setChecked(true);
  else if(m_lang=="fr_FR") ui->actionFrench->setChecked(true);
  else if(m_lang=="hu_HU") ui->actionHungarian->setChecked(true);
  else if(m_lang=="it_IT") ui->actionItalian->setChecked(true);
  else if(m_lang=="lv_LV") ui->actionLatvian->setChecked(true);
  else if(m_lang=="pl_PL") ui->actionPolish->setChecked(true);
  else if(m_lang=="pt_PT") ui->actionPortuguese->setChecked(true);
  else if(m_lang=="pt_BR") ui->actionPortuguese_BR->setChecked(true);
  else if(m_lang=="sv_SE") ui->actionSwedish->setChecked(true);
  else if(m_lang=="zh_CN") ui->actionChinese_simplified->setChecked(true);
  else if(m_lang=="zh_HK") ui->actionChinese_traditional->setChecked(true);
  else if(m_lang=="ja_JP") ui->actionJapanese->setChecked(true);
  else ui->actionEnglish->setChecked(true);
}

void MainWindow::on_EraseButton_clicked()                          //Erase
{
  qint64 ms=m_jtdxtime->currentMSecsSinceEpoch2();
  ui->decodedTextBrowser->clear();
  if(m_mode.left(4)=="WSPR") {
    ui->decodedTextBrowser->clear();
  } else {
    m_QSOText.clear();
    m_messageClient->clear_decodes ();
//    QFile f(m_config.temp_dir ().absoluteFilePath ("decoded.txt"));
//    if(f.exists()) f.remove();
    if((ms-m_msErase)<500) ui->decodedTextBrowser2->clear();
  }
  m_msErase=ms;
}

void MainWindow::on_ClearDxButton_clicked()                          //Erase
{
  clearDX (" is cleared by ClearDxButton, user action");
}

void MainWindow::decodeBusy(bool b)                             //decodeBusy()
{
  m_decoderBusy=b; //shall be first line
  if (b && m_firstDecode < 65 && ("JT65" == m_mode || "JT9+JT65" == m_mode)) {
      m_firstDecode += 65;
      if ("JT9+JT65" == m_mode) m_firstDecode = 65 + 9;
  }
  if (b && m_firstDecode != 9 && m_firstDecode != 65 + 9 && ("JT9" == m_mode)) m_firstDecode += 9;
  if (!b)  m_optimizingProgress.reset ();
  ui->DecodeButton->setEnabled(!b);
  ui->actionOpen->setEnabled(!b);
  ui->actionOpen_next_in_directory->setEnabled(!b);
  ui->actionDecode_remaining_files_in_directory->setEnabled(!b);
  statusUpdate ();
}

//------------------------------------------------------------- //guiUpdate()
void MainWindow::guiUpdate()
{
  static int iptt0=0;
  static bool btxok0=false;
  static char message[38];
  static char msgsent[38];
  static double onAirFreq0=0.0;
  double txDuration;

  if(m_TRperiod==0.0) m_TRperiod=60.0;
  txDuration=0.0;
  if(m_modeTx=="FT8") txDuration=13.64; //1.0 + 79*1920/12000.0;
  else if(m_modeTx=="FT4")  txDuration=6.04; //1.0 + 105*576/12000.0;
  else if(m_modeTx=="JT65") txDuration=47.81142857142857; //1.0 + 126*4096/11025.0;
  else if(m_modeTx=="JT9") txDuration=49.96; //1.0 + 85.0*m_nsps/12000.0;
  else if(m_modeTx=="T10") txDuration=49.96; //1.0 + 85.0*m_nsps/12000.0;
  else if(m_mode=="WSPR-2") txDuration=112.592; // 2.0 + 162*8192/12000.0;

  double tx1=0.0;
  double tx2=txDuration;
  if(m_mode.startsWith("FT")) icw[0]=0;                                   //No CW ID in FT8 mode
  if(icw[0]>0) tx2 += icw[0]*2560.0/48000.0;  //Full length including CW ID
  if(tx2>m_TRperiod) tx2=m_TRperiod;
  
  if(!m_txFirst and m_mode.left(4)!="WSPR") {
    tx1 += m_TRperiod;
    tx2 += m_TRperiod;
  }

  qint64 ms = m_jtdxtime->currentMSecsSinceEpoch2() % 86400000;
  int nsec=ms/1000;
  double tsec=0.001*ms;
  double t2p=fmod(tsec,2.0*m_TRperiod);
  m_nseq = fmod(double(nsec),m_TRperiod);

  if(m_mode.left(4)=="WSPR") {
    if(m_nseq==0 and m_ntr==0) {                   //Decide whether to Tx or Rx
      m_tuneup=false;                              //This is not an ATU tuneup
      if(m_pctx==0) m_WSPR_tx_next = false; //Don't transmit if m_pctx=0
      bool btx = m_enableTx && m_WSPR_tx_next; // To Tx, we need m_enableTx and
                                // scheduled transmit
      if(m_enableTx and m_txNext) btx=true;            //TxNext button overrides
      if(m_enableTx and m_pctx==100) btx=true;         //Always transmit

      if(btx) {
        m_ntr=-1;                          //This says we will have transmitted
        m_txNext=false;
        ui->pbTxNext->setChecked(false);
        m_bTxTime=true;                      //Start a WSPR Tx sequence
      } else {
// This will be a WSPR Rx sequence.
        m_ntr=1;                           //This says we will have received
        m_bTxTime=false;                     //Start a WSPR Rx sequence
      }
    }

  } else {
 // For all modes other than WSPR
    m_bTxTime = (t2p >= tx1) and (t2p < tx2);
  }
  if(m_tune) m_bTxTime=true;                 //"Tune" takes precedence

  if(m_transmitting or m_enableTx or m_tune) {
// Check for "txboth" (testing purposes only)
    QFile f(m_appDir + "/txboth");
    if(f.exists() and fmod(tsec,m_TRperiod)<49.96) m_bTxTime=true; //<(1.0 + 85.0*m_nsps/12000.0)

// Don't transmit another mode in the WSPR sub-band
    Frequency onAirFreq = m_freqNominal + ui->TxFreqSpinBox->value();
    auto mhz = onAirFreq / 1000000;
    Frequency f_from = 0;
    Frequency f_to = 0;
    switch (mhz)
    {
        case 1: {f_from = 1837930; f_to = 1838220; break;}
        case 3: {f_from = 3569930; f_to = 3570220; break;}
        case 5: {f_from = 5288530; f_to = 5288820; break;}
        case 7: {f_from = 7039930; f_to = 7040220; break;}
        case 10: {
            if (m_mode.contains("JT65")) f_from = 10139900; else f_from = 10140030;
            f_to = 10140320;
            break;}
        case 14: {f_from = 14096930; f_to = 14097220; break;}
        case 18: {f_from = 18105930; f_to = 18106220; break;}
        case 21: {f_from = 21095930; f_to = 21096220; break;}
        case 24: {f_from = 24925930; f_to = 24926220; break;}
        case 28: {f_from = 28125930; f_to = 28126220; break;}
        case 50: {f_from = 50294370; f_to = 50294620; break;}
        case 70: {f_from = 70092370; f_to = 70092620; break;}
        default: {f_from = 0;  f_to = 0; break;}
    }
    if ((f_from >0 and (onAirFreq > f_from and onAirFreq < f_to) and m_mode.left(4)!="WSPR") || (m_houndTXfreqJumps &&  ui->TxFreqSpinBox->value() < 1000 && ui->txrb1->isChecked())) {
      m_bTxTime=false;
//      if (m_tune) stop_tuning ();
      if (m_enableTx) enableTx_mode (false);
      if(onAirFreq!=onAirFreq0) {
        onAirFreq0=onAirFreq;
        if (onAirFreq > f_from and onAirFreq < f_to) {
          auto const& message1 = tr ("Please choose another Tx frequency."
                                  " JTDX will not knowingly transmit another"
                                  " mode in the WSPR sub-band.");
#if QT_VERSION >= 0x050400
          QTimer::singleShot (0, [=] { // don't block guiUpdate
            JTDXMessageBox::warning_message (this, "", tr ("WSPR Guard Band"), message1);
          });
#else
          JTDXMessageBox::warning_message (this, "", tr ("WSPR Guard Band"), message1);
#endif
        } else {
          auto const& message1 = tr ("Please choose another Tx frequency."
                                  " JTDX will not allow to Call below 1000 Hz"
                                  " in DXped mode.");
#if QT_VERSION >= 0x050400
          QTimer::singleShot (0, [=] { // don't block guiUpdate
            JTDXMessageBox::warning_message (this, "", tr ("FT8 F/H Tx Guard"), message1);
          });
#else
          JTDXMessageBox::warning_message (this, "", tr ("FT8 F/H Tx Guard"), message1);
#endif
        }
      }
    }

    float fTR=float((ms%int(1000.0*m_TRperiod)))/(1000.0*m_TRperiod);

    if (m_bTxTime && iptt0==0 && fTR<99.0 && m_autoseq && !m_processAuto_done && (m_callMode==2 || (m_callMode<=1 && (m_callFirst73 || m_status >= QsoHistory::RRR73)))) {
      m_processAuto_done = true;
      process_Auto();
    }
    if(g_iptt==0 and ((m_bTxTime and fTR<99.0) or m_tune )) {   //### Allow late starts
      icw[0]=m_ncw;
      g_iptt = 1;
      setRig ();
      setXIT (ui->TxFreqSpinBox->value ());
      Q_EMIT m_config.transceiver_ptt (true);       //Assert the PTT
      m_tx_when_ready = true;
    }
    if(!m_bTxTime and !m_tune) m_btxok=false;       //Time to stop transmitting
  }

  if(m_mode.left(4)=="WSPR" and
     ((m_ntr==1 and m_rxDone) or (m_ntr==-1 and m_nseq>tx2))) {
    if(m_monitoring) m_rxDone=false;
    if(m_transmitting) {
      WSPR_history(m_freqNominal,-1);
      m_bTxTime=false;                        //Time to stop a WSPR transmission
      m_btxok=false;
    }
    else if (m_ntr != -1) {
      WSPR_scheduling ();
      m_ntr=0;                                //This WSPR Rx sequence is complete
    }
  }

  bool haltedEmpty=false;
  // Calculate Tx tones when needed
  if((g_iptt==1 && iptt0==0) || m_restart) {
//----------------------------------------------------------------------
//    printf("%s(%0.1f) Timing transmission start %d %d\n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str(),m_jtdxtime->GetOffset(),g_iptt,iptt0);
    QByteArray ba;
    QByteArray ba0;

    if(m_mode.left(4)=="WSPR") {
      QString sdBm,msg0,msg1,msg2;
      sdBm = QString::asprintf(" %d",m_dBm);
      m_tx=1-m_tx;
      int i2=m_config.my_callsign().indexOf("/");
      if(i2>0 or m_grid6) {
        if(i2<0) {                                                 // "Type 2" WSPR message
          msg1=m_config.my_callsign() + " " + m_config.my_grid().left(4) + sdBm;
        } else {
          msg1=m_config.my_callsign() + sdBm;
        }
        msg0="<" + m_config.my_callsign() + "> " + m_config.my_grid()+ sdBm;
        if(m_tx==0) msg2=msg0;
        if(m_tx==1) msg2=msg1;
      } else {
        msg2=m_config.my_callsign() + " " + m_config.my_grid().left(4) + sdBm; // Normal WSPR message
      }
      ba=msg2.toLatin1();
    } else {
      QString txMsg{""};
      if(m_ntx == 1) { txMsg=ui->tx1->text(); }
      else if(m_ntx == 2) { txMsg=ui->tx2->text(); }
      else if(m_ntx == 3) { txMsg=ui->tx3->text(); }
      else if(m_ntx == 4) { txMsg=ui->tx4->text(); }
      else if(m_ntx == 5) { txMsg=ui->tx5->currentText(); txMsg.remove(" ^"); }
      else if(m_ntx == 6) { txMsg=ui->tx6->text(); }
      else if(m_ntx == 7) { txMsg=ui->genMsg->text(); }
      else if(m_ntx == 8) { txMsg=ui->freeTextMsg->currentText(); txMsg.remove(" ^"); }
      int msgLength=txMsg.trimmed().length();
      if(!m_tune && (msgLength==0 || m_config.my_callsign().isEmpty() || (m_houndMode && (m_QSOProgress == CALLING || m_ntx == 6)))) { 
        haltedEmpty=true;
        if(m_houndMode) m_currentMessage=txMsg; else m_currentMessage.clear();
        if(msgLength==0) haltTx("Transmission of the empty message is not allowed ");
        else if(m_config.my_callsign().isEmpty()) haltTx("Transmission halted: user callsign is not configured ");
        else haltTx("Transmission of CQ message is not allowed in the Hound mode ");
      }
	  else { ba=txMsg.toLocal8Bit(); }
    }

    ba2msg(ba,message);
    int ichk=0;
    if (m_lastMessageSent != m_currentMessage
        || m_lastMessageType != m_currentMessageType)
      {
        m_lastMessageSent = m_currentMessage;
        m_lastMessageType = m_currentMessageType;
      }
    m_currentMessageType = 0;
    if(m_tune) { itone[0]=0; }
    else {
      int len1=22;
      if(m_modeTx=="FT8") {
        int i3=0; int n3=0; char ft8msgbits[77]; int ntxhash=1;
        genft8_(message,&i3,&n3,&ntxhash,msgsent,const_cast<char *> (ft8msgbits),const_cast<int *> (itone),37,37);
        int nsym=79; int nsps=4*1920; float fsample=48000.0; float bt=2.0; float f0=ui->TxFreqSpinBox->value() - m_XIT; int icmplx=0; int nwave=nsym*nsps;
        gen_ft8wave_(const_cast<int *>(itone),&nsym,&nsps,&bt,&fsample,&f0,foxcom_.wave,foxcom_.wave,&icmplx,&nwave);
      }
      else if(m_modeTx=="FT4") {
        int ichk=0; char ft4msgbits[77]; int ntxhash=1;
        genft4_(message, &ichk, &ntxhash, msgsent, const_cast<char *> (ft4msgbits),const_cast<int *>(itone),37,37);
        int nsym=103; int nsps=4*576; float fsample=48000.0; float f0=ui->TxFreqSpinBox->value() - m_XIT; int nwave=(nsym+2)*nsps; int icmplx=0;
        gen_ft4wave_(const_cast<int *>(itone),&nsym,&nsps,&fsample,&f0,foxcom_.wave,foxcom_.wave,&icmplx,&nwave);
      }
      else if(m_modeTx=="JT65") { gen65_(message, &ichk, msgsent, const_cast<int *> (itone), &m_currentMessageType, len1, len1); }
      else if(m_modeTx=="JT9") { gen9_(message, &ichk, msgsent, const_cast<int *> (itone), &m_currentMessageType, len1, len1); }
      else if(m_modeTx=="T10") { gen10_(message, &ichk, msgsent, const_cast<int *> (itone), &m_currentMessageType, len1, len1); }							  
      else if(m_mode.left(4)=="WSPR") { genwspr_(message, msgsent, const_cast<int *> (itone), len1, len1); }

      if(m_colorTxMsgButtons && m_mode.left(4)!="WSPR") { if(m_restart) resetTxMsgBtnColor(); setTxMsgBtnColor(); m_txbColorSet=true; }
      msgsent[37]=0;
    }
    m_curMsgTx = QString::fromLatin1 (msgsent);
    if(m_mode.startsWith("FT")) { m_curMsgTx.remove (QChar {'<'}); m_curMsgTx.remove (QChar {'>'}); }
    m_currentMessage = m_curMsgTx;
    if(m_tune) { m_currentMessage = tr("TUNE"); m_currentMessageType = -1; m_nlasttx=0; }
    last_tx_label->setText(tr("LastTx: ") + m_currentMessage.trimmed());
	
    if(m_restart && !haltedEmpty) {
      QFile f {m_dataDir.absoluteFilePath (m_jtdxtime->currentDateTimeUtc2().toString("yyyyMM_")+"ALL.TXT")};
      if (f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append))
        {
          QTextStream out(&f);
          out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz") << "(" << m_jtdxtime->GetOffset() << ")"
              << "  Retransmitting " << qSetRealNumberPrecision (12) << (m_freqNominal / 1.e6)
              << " MHz  " << m_modeTx
              << ":  " << m_currentMessage << 
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

          if(m_config.write_decoded_debug()) {
            QString autoseqa=ui->AutoSeqButton->text(); int indx=autoseqa.length()-1; QString autoseq="AutoSeq"+autoseqa[indx];
            out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz") << "(" << m_jtdxtime->GetOffset() << ")"
                << "  AF TX/RX " << ui->TxFreqSpinBox->value () << "/" << ui->RxFreqSpinBox->value ()
                << "Hz " << autoseq << (m_autoseq ? "-On" : "-Off") << " AutoTx" 
                << (m_autoTx ? "-On" : "-Off") << " SShotQSO" << (m_singleshot ? "-On" : "-Off")
                << " Hound mode" << (m_houndMode ? "-On" : "-Off") << " Skip Tx1" << (m_skipTx1 ? "-On" : "-Off") <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

          }
          f.close();
        }
      else
        {
          JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                       , tr ("Cannot open \"%1\" for append: %2")
                                       .arg (f.fileName ()).arg (f.errorString ()));
        }
      if (m_config.TX_messages () || m_autoseq)
        {
        if (0 == ui->tabWidget->currentIndex ()) {
          if (ui->txrb5->isChecked() && m_autoseq && m_Tx5setAutoSeqOff) { m_wasAutoSeq=true; on_AutoSeqButton_clicked(false); }
        }
        else if (1 == ui->tabWidget->currentIndex ()) {
          if (ui->rbFreeText->isChecked() && m_autoseq && m_FTsetAutoSeqOff) { m_wasAutoSeq=true; on_AutoSeqButton_clicked(false); }
        }
          ui->decodedTextBrowser2->displayTransmittedText(m_currentMessage,m_baseCall,Radio::base_callsign (m_hisCall),(m_skipTx1 && !m_houndMode ? "S" : ""),m_modeTx,
                     ui->TxFreqSpinBox->value(),m_config.color_TxMsg(),m_qsoHistory);
        }
    }

    icw[0] = 0;
    auto msg_parts = m_currentMessage.split (' ', SkipEmptyParts);
/*    if (msg_parts.size () > 2) {
      // clean up short code forms
      msg_parts[0].remove (QChar {'<'});
      msg_parts[1].remove (QChar {'>'});
    } */

// m_currentMessageType m_lastMessageType are always 0 in FT8 mode
    auto is_73 = (m_QSOProgress >= ROGER_REPORT || m_ntx==4 || m_ntx==5) && message_is_73 (m_currentMessageType, msg_parts);
	auto lastmsg_is73 = message_is_73 (m_lastMessageType, m_lastMessageSent.split (' ', SkipEmptyParts));
    m_sentFirst73 = is_73 && m_lastloggedcall!=m_hisCall
      && (!lastmsg_is73 || (lastmsg_is73 && !m_lastMessageSent.contains(m_hisCall)));

    if (m_sentFirst73) {
      if (!m_mode.startsWith("FT") && m_config.id_after_73 ()) icw[0] = m_ncw;
      if ((m_config.prompt_to_log() || m_config.autolog ()) && !m_tune) {
		auto curtime=m_jtdxtime->currentDateTimeUtc2();
		// 4*m_TRperiod guard against duplicate logging the same callsign
		if (m_lastloggedcall!=m_hisCall || qAbs(curtime.toMSecsSinceEpoch()-m_lastloggedtime.toMSecsSinceEpoch()) > int(m_TRperiod) * 2000) {
		  m_logqso73=true;
          logQSOTimer.start (0);
		}
      }
    }

    if (is_73) {
		if (m_disable_TX_on_73 && !m_autoseq) {
			if (!enableTxButtonTimer.isActive())
				enableTxButtonTimer.start (100);
		}
    }

    if(!m_mode.startsWith("FT") && m_config.id_interval () >0) {
      int nmin=(m_sec0-m_secID)/60;
      if(nmin >= m_config.id_interval ()) {
        icw[0]=m_ncw;
        m_secID=m_sec0;
      }
    }

    if (m_currentMessageType < 6 && msg_parts.length() >= 3
        && (msg_parts[1] == m_config.my_callsign () ||
            msg_parts[1] == m_baseCall))
    {
      int i1;
      bool ok;
      i1 = msg_parts[2].toInt(&ok);
      if(ok and i1>=-50 and i1<50)
      {
        m_rptSent = msg_parts[2];
      } else {
        if (msg_parts[2].mid (0, 1) == "R")
        {
          i1 = msg_parts[2].mid (1).toInt (&ok);
          if (ok and i1 >= -50 and i1 < 50)
          {
            m_rptSent = msg_parts[2].mid (1);
          }
        }
      }
    }
    m_restart=false;
//----------------------------------------------------------------------
  } else {
    if (!m_enableTx && m_sentFirst73)
    {
      m_sentFirst73 = false;
      if (1 == ui->tabWidget->currentIndex())
      {
        ui->genMsg->setText(ui->tx6->text());
        m_ntx=7;
        ui->rbGenMsg->setChecked(true);
      }
    }
  }

  if (g_iptt == 1 && iptt0 == 0) {
    if(m_config.watchdog () && !m_mode.startsWith ("WSPR")
      && m_curMsgTx != m_msgSent0) {
      txwatchdog (false);  // in case we are auto sequencing
      m_msgSent0 = m_curMsgTx;
    }
// DX Call window must be empty if CQ msg being transmitted under AutoSeq
    if (m_autoseq && (m_QSOProgress == CALLING || m_ntx == 6) && !m_hisCall.isEmpty()) clearDXfields(" field cleared, CQ message triggered by AutoSeq");
    if (m_houndMode && (m_QSOProgress == REPLYING || m_ntx == 1)) m_lastCallingFreq = ui->TxFreqSpinBox->value ();
    if(m_curMsgTx!=m_msgSent0) m_msgSent0=m_curMsgTx;
    if(!m_tune && !haltedEmpty) {
      QFile f {m_dataDir.absoluteFilePath (m_jtdxtime->currentDateTimeUtc2().toString("yyyyMM_")+"ALL.TXT")};
      if (f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append)) {
        QTextStream out(&f);
        if(m_config.write_decoded_debug()) {
          QString autoseqa=ui->AutoSeqButton->text(); int indx=autoseqa.length()-1; QString autoseq="AutoSeq"+autoseqa[indx];
          out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz") << "(" << m_jtdxtime->GetOffset() << ")"
              << "  JTDX v" << QCoreApplication::applicationVersion () << revision () <<" Transmitting " << qSetRealNumberPrecision (12)
              << (m_freqNominal / 1.e6) << " MHz  " << m_modeTx << ":  " << m_currentMessage <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl
#else
                 Qt::endl
#endif
 << "                   "
              << "  AF TX/RX " << ui->TxFreqSpinBox->value () << "/" << ui->RxFreqSpinBox->value ()
              << "Hz " << autoseq << (m_autoseq ? "-On" : "-Off") << " AutoTx" 
              << (m_autoTx ? "-On" : "-Off") << " SShotQSO" << (m_singleshot ? "-On" : "-Off")
              << " Hound mode" << (m_houndMode ? "-On" : "-Off") <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl
#else
                 Qt::endl
#endif
 << " Skip Tx1" << (m_skipTx1 ? "-On" : "-Off")
              << " HaltTxReplyOther" << (m_config.halttxreplyother () ? "-On" : "-Off") <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif
 }
        else {
          out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz") << "(" << m_jtdxtime->GetOffset() << ")"
              << "  Transmitting " << qSetRealNumberPrecision (12)
              << (m_freqNominal / 1.e6) << " MHz  " << m_modeTx << ":  " << m_currentMessage <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif
 }
        f.close();
      } else {
        JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                     , tr ("Cannot open \"%1\" for append: %2")
                                     .arg (f.fileName ()).arg (f.errorString ()));
      }
    }

    if ((m_config.TX_messages () || m_autoseq) && !m_tune) {
      if (0 == ui->tabWidget->currentIndex ()) {
        if (ui->txrb5->isChecked() && m_autoseq && m_Tx5setAutoSeqOff) { m_wasAutoSeq=true; on_AutoSeqButton_clicked(false); }
      }
      else if (1 == ui->tabWidget->currentIndex ()) {
        if (ui->rbFreeText->isChecked() && m_autoseq && m_FTsetAutoSeqOff) { m_wasAutoSeq=true; on_AutoSeqButton_clicked(false); }
      }
      if(!haltedEmpty) ui->decodedTextBrowser2->displayTransmittedText(m_curMsgTx,m_baseCall,Radio::base_callsign (m_hisCall),(m_skipTx1 && !m_houndMode ? "S" : ""),m_modeTx,
            ui->TxFreqSpinBox->value(),m_config.color_TxMsg(),m_qsoHistory);
    }
    switch (m_ntx)
      {
      case 1: m_QSOProgress = REPLYING; break;
      case 2: m_QSOProgress = REPORT; break;
      case 3: m_QSOProgress = ROGER_REPORT; break;
      case 4: m_QSOProgress = ROGERS; break;
      case 5: m_QSOProgress = SIGNOFF; break;
      case 6: m_QSOProgress = CALLING; break;
      default: break;             // determined elsewhere
      } 

    m_transmitting = true;
    if (!m_config.tx_QSY_allowed ()) ui->TxFreqSpinBox->setDisabled(true);
    m_transmittedQSOProgress = m_QSOProgress;
    transmitDisplay (true);
    if(m_filter) {
      if(m_FilterState==2) { if(m_QSOProgress == CALLING) autoFilter (false); } // switch filter off at getting 73
      else if(m_FilterState==1) { if (m_QSOProgress == SIGNOFF || (!m_rrr && m_QSOProgress == ROGERS)) autoFilter (false); } // switch filter off at sending 73
    }
    statusUpdate ();
  }

  if((!m_btxok && btxok0 && g_iptt==1) || m_haltTrans) { stopTx(); if(m_haltTrans) m_haltTrans=false; }

  if(m_startAnother) {
    m_startAnother=false;
    on_actionOpen_next_in_directory_triggered();
  }

//Once per second:
  if(nsec != m_sec0) {
    if (m_config.watchdog() && !m_transmitting && !m_mode.startsWith ("WSPR")
        && m_idleMinutes >= m_config.watchdog ()) {
      txwatchdog (true);       // switch off Enable Tx button
    }
    if(m_tune && m_config.tunetimer() && !m_tuneup) { //shall not count at WSPR band hopping
      QString remtime;
      remtime = QString::asprintf("%.0f s",StopTuneTimer.remainingTime()/1000.0);
      ui->tuneButton->setText(remtime);
    }
    if(m_monitoring or m_transmitting) {
        int isec=int(fmod(tsec,m_TRperiod));
        progressBar->setValue(isec);
    } else {
        progressBar->setValue(0);
    }

    QString cssSafe = QString("QProgressBar { border: 2px solid %1; border-radius: 5px; background: %2; text-align: center; } QProgressBar::chunk { background: %3; width: 1px; }").arg(Radio::convert_dark("#808080",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle),Radio::convert_dark("#00ff00",m_useDarkStyle));
    QString cssTransmit = QString("QProgressBar { border: 2px solid %1; border-radius: 5px; background: %2; text-align: center; } QProgressBar::chunk { background: %3; width: 1px; }").arg(Radio::convert_dark("#808080",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle),Radio::convert_dark("#ff0000",m_useDarkStyle));

    if(m_transmitting) {
      tx_status_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffff33",m_useDarkStyle)));
      if(m_tune) tx_status_label->setText(tr("Tx: TUNE"));
      else tx_status_label->setText(tr("Tx: ") + m_curMsgTx.trimmed());
	  progressBar->setStyleSheet(cssTransmit);
    } else if(m_monitoring) {
	  if (!m_txwatchdog) {
		tx_status_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle)));
		QString t=tr("Receiving ");
		tx_status_label->setText(t);
	  }
      transmitDisplay(false);
      progressBar->setStyleSheet(cssSafe);
    } else if (!m_diskData && !m_txwatchdog) {
      tx_status_label->setStyleSheet("");
      tx_status_label->setText("");
      progressBar->setStyleSheet(cssSafe);
    }
    if(m_transmitting && !m_tune && (m_nseq==10 || m_nseq==11)) { m_lapmyc=1; m_mslastTX = m_jtdxtime->currentMSecsSinceEpoch2(); } //setting twice: make sure it is not skipped
    QDateTime tme = m_jtdxtime->currentDateTimeUtc2();
    QString currentDate = tme.date().toString("dd.MM.yyyy");
    QString utc = tme.time().toString();
    QString hour = tme.time().toString("hh");
    QString minute = tme.time().toString("mm");
    QString second = tme.time().toString("ss");
    int isecond=second.toInt();
    ui->labUTC->setText(utc);
    date_label->setText(currentDate);
	// setting labUTC clock style at start
	if(m_start) setClockStyle(true);
	// setting labUTC clock style at operation
	if ((m_mode=="FT8" && isecond%15==0) || 
        (m_mode=="FT4" && (isecond%15==0 || isecond==8 || isecond==23 || isecond==38 || isecond==53)) ||
        (!m_mode.startsWith("FT") && second=="00")) setClockStyle(false);
	// setting band scheduler
	if((minute.toInt())%5==0 && second == "01" && m_config.usesched() && !m_enableTx) {
        if (m_config.sched_hh_1() == hour && m_config.sched_mm_1() == minute) {
          set_scheduler(m_config.sched_band_1(),m_config.sched_mix_1());
        } else if (!m_config.sched_band_2().isEmpty ()) {
          if (m_config.sched_hh_2() == hour && m_config.sched_mm_2() == minute) {
            set_scheduler(m_config.sched_band_2(),m_config.sched_mix_2());
          } else if (!m_config.sched_band_3().isEmpty ()) {
            if (m_config.sched_hh_3() == hour && m_config.sched_mm_3() == minute) {
              set_scheduler(m_config.sched_band_3(),m_config.sched_mix_3());
            } else if (!m_config.sched_band_4().isEmpty ()) {
              if (m_config.sched_hh_4() == hour && m_config.sched_mm_4() == minute) {
                set_scheduler(m_config.sched_band_4(),m_config.sched_mix_4());
              } else if (!m_config.sched_band_5().isEmpty () && m_config.sched_hh_4() == hour && m_config.sched_mm_4() == minute) {
                set_scheduler(m_config.sched_band_5(),m_config.sched_mix_5());
              }
            }
          }
        }
    }
    m_sec0=nsec;
    if(!m_monitoring and !m_diskData) ui->signal_meter_widget->setValue(0);
    displayDialFrequency ();
    if (m_geometry_restored > 0) { m_geometry_restored -=1; if (m_geometry_restored == 0) restoreGeometry (m_geometry);}
//workaround to recover decoding in case if .lock deletion event is not received by proc_jtdxjt9, Decode button hung up issue
/*    quint64 timeout=76000; 
    if(m_mode=="FT4") timeout=10000;
    else if(m_mode=="FT8") timeout=18000;
    if(m_decoderBusy && !m_mode.startsWith("WSPR") && (m_jtdxtime->currentMSecsSinceEpoch2()-m_msDecoderStarted)>timeout) {
      m_manualDecode=false; ui->DecodeButton->setChecked (false);
      QFile {m_config.temp_dir ().absoluteFilePath (".lock")}.open(QIODevice::ReadWrite);
      decodeBusy(false);
      writeToALLTXT("Decoding forcibly recovered");
    } */
  }
  iptt0=g_iptt;
  btxok0=m_btxok;
}               //End of GUIupdate

void MainWindow::set_scheduler(QString const& setto,bool mixed)
{
  QString newband;
  Frequency frq = 0;

  if (setto.contains(",")) { frq = setto.left(setto.indexOf(" ")).replace("*","").replace(",","").toInt(); }
  else { frq = setto.left(setto.indexOf(" ")).replace("*","").replace(".","").toInt(); }

  if (mixed) {
    newband="JT9+JT65";
    on_actionJT9_JT65_triggered();
  } else {
    newband=setto.mid(setto.indexOf(" ")+1,4);
    if (newband == "FT8") { on_actionFT8_triggered(); }
    else if (newband == "FT4") { on_actionFT4_triggered(); }
    else if (newband == "JT65") { on_actionJT65_triggered(); }
	else if (newband == "JT9") { on_actionJT9_triggered(); }
	else if (newband == "T10") { on_actionT10_triggered(); }
	else if (newband == "WSPR") { on_actionWSPR_2_triggered(); } 
  }

  m_bandEdited = true;
  band_changed (frq); if(m_config.write_decoded_debug()) writeToALLTXT("Band changed from scheduler, frequency: " + QString::number(frq));
  m_wideGraph->setRxBand (m_config.bands ()->find (frq));
}

void MainWindow::haltTx(QString reason)
{
  m_haltTxWritten=true; writeHaltTxEvent(reason);
  on_stopTxButton_clicked();
}

void MainWindow::haltTxTuneTimer()
{
  if(m_config.write_decoded_debug()) { writeToALLTXT("Halt Tx triggered: tuning stopped"); m_haltTxWritten=true; }
  on_stopTxButton_clicked();
}

void MainWindow::logChanged()
{
  if(!m_qsoLogged) {
    m_logInitNeeded = true;
//workaround to handle file overwriting scenario under Linux
#ifndef WIN32
    QFileInfo checkFile(m_dataDir.absoluteFilePath ("wsjtx_log.adi"));
        int counter=0;
    while(!checkFile.exists() && counter<15) { std::this_thread::sleep_for(std::chrono::milliseconds(10)); counter++; }
    fsWatcher->addPath(m_dataDir.absoluteFilePath ("wsjtx_log.adi"));
#endif
  }
  else m_qsoLogged=false;
}

void MainWindow::startTx2()
{
//  for(int i=0; i<15; i++) { // workaround to modulator start failure
//    if(i==1) QThread::currentThread()->msleep(5);
//    else if(i>1) QThread::currentThread()->msleep(10);
//    printf("%s(%0.1f) Timing modulator",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str(),m_jtdxtime->GetOffset());
    bool modulator_active;
    bool tci_active = m_tci;
    if (tci_active) modulator_active=m_tci_mod_active;
    else modulator_active=m_modulator->isActive ();
    if (!modulator_active) { // TODO - not thread safe
      double fSpread=0.0;
      double snr=99.0;
      QString t=ui->tx5->currentText();
      if(t.left(1)=="#") fSpread=t.mid(1,5).toDouble();
      if (tci_active) Q_EMIT m_config.transceiver_spread(fSpread);
      else m_modulator->setSpread(fSpread); // TODO - not thread safe
      t=ui->tx6->text();
      if(t.left(1)=="#") snr=t.mid(1,5).toDouble();
      if(snr>0.0 or snr < -50.0) snr=99.0;
      transmit (snr);
//      printf(" started %s\n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str());
      if(m_config.write_decoded_debug()) writeToALLTXT("Modulator started");
//      QThread::currentThread()->setPriority(QThread::HighPriority);
      ui->signal_meter_widget->setValue(0);

      if(m_mode.left(4)=="WSPR" and !m_tune) {
        if (m_config.TX_messages ()) {
          t = " Transmitting " + m_mode + " ----------------------- " + m_config.bands ()->find (m_freqNominal);
          t=WSPR_hhmm(0) + ' ' + t.rightJustified (66, '-');
          ui->decodedTextBrowser->appendText(t);
        }

        QFile f {m_dataDir.absoluteFilePath ("ALL_WSPR.TXT")};
        if (f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append)) {
          QTextStream out(&f);
          out << m_jtdxtime->currentDateTimeUtc2().toString("yyMMdd hhmm")
              << "  Transmitting " << qSetRealNumberPrecision (12) << (m_freqNominal / 1.e6) << " MHz:  "
              << m_currentMessage << "  " + m_mode <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

          f.close();
        } else {
          JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                       , tr ("Cannot open \"%1\" for append: %2")
                                       .arg (f.fileName ()).arg (f.errorString ()));
        }
      }
      return;
    }
  if(m_config.write_decoded_debug()) writeToALLTXT("MainWindow::startTx2() failed to start modulator: m_modulator is active");
}

void MainWindow::stopTx()
{
  if (m_tci) Q_EMIT m_config.transceiver_modulator_stop();
  else Q_EMIT endTransmitMessage ();
  m_btxok = false;
  m_transmitting = false;
  ui->TxFreqSpinBox->setDisabled(false);
  g_iptt=0;
  if (!m_txwatchdog) {
	  tx_status_label->setStyleSheet("");
	  tx_status_label->setText("");
  }
  if (m_tci) ptt0Timer.start(0); else {
    ptt0Timer.start(200);                //Sequencer delay
    if(!m_monitoroff) monitor (true);
    statusUpdate ();
    m_secTxStopped=m_jtdxtime->currentMSecsSinceEpoch2()/1000;
  }
}

void MainWindow::stopTx2()
{
  Q_EMIT m_config.transceiver_ptt (false);      //Lower PTT
  if (m_tci) {
    if(!m_monitoroff) monitor (true);
    statusUpdate ();
    m_secTxStopped=m_jtdxtime->currentMSecsSinceEpoch2()/1000;
  }
//  QThread::currentThread()->setPriority(QThread::HighPriority);
  if(m_mode.left(4)=="WSPR" and m_ntr==-1 and !m_tuneup) {
    m_wideGraph->setWSPRtransmitted();
    WSPR_scheduling ();
    m_ntr=0;
  }
  last_tx_label->setText(tr("LastTx: ") + m_currentMessage.trimmed());
}

void MainWindow::RxQSY()
{
  // this appears to be a null directive
  if (m_config.is_transceiver_online ()) {
    Q_EMIT m_config.transceiver_frequency(m_freqNominal);
  }
}

void MainWindow::ba2msg(QByteArray ba, char message[])             //ba2msg()
{
  int iz=ba.length();
  for(int i=0; i<37; i++) {
    if(i<iz) {
//      if(int(ba[i])>=97 and int(ba[i])<=122) ba[i]=int(ba[i])-32;
      message[i]=ba[i];
    } else {
      message[i]=32;
    }
  }
  message[37]=0;
}

void MainWindow::on_TxMinuteButton_clicked(bool checked)        //TxFirst
{
  m_txFirst=checked;
  if(m_transmitting && m_config.write_decoded_debug()) writeToALLTXT("Tx halted: period changed via TX period button");
  if (m_txGenerated != checked && m_enableTx && m_autoseq)  clearDX (" cleared, Tx Minute button clicked");
  setMinButton();
}

void MainWindow::on_rrrCheckBox_stateChanged(int nrrr)        //RRR or RR73
{
  m_rrr = (nrrr==2);
  if(!m_rrr) { ui->pbSendRRR->setText("RR73"); }
  else { ui->pbSendRRR->setText("RRR"); }
  ui->rrr1CheckBox->setChecked(m_rrr);
  if(ui->genMsg->text().contains (" RRR") || ui->genMsg->text().contains (" RR73")) on_pbSendRRR_clicked();
}

void MainWindow::on_rrr1CheckBox_stateChanged(int nrrr)        //RRR or RR73
{
  m_rrr = (nrrr==2);
  ui->rrrCheckBox->setChecked(m_rrr);
  if(!ui->tx4->text().isEmpty ()) genStdMsgs(m_rpt); // can change message for non tx4 transmission?
}

void MainWindow::set_ntx(int n)                                   //set_ntx()
{
  m_ntx=n;
  m_nlasttx=n;
}

void MainWindow::on_txb1_clicked()                                //txb1
{
  m_ntx=1;
  m_QSOProgress = REPLYING;
  m_nlasttx=1;
  ui->txrb1->setChecked(true);
  if (m_transmitting) m_restart=true;
}

void MainWindow::on_txb2_clicked()                                //txb2
{
  m_ntx=2;
  m_QSOProgress = REPORT;
  m_nlasttx=2;
  ui->txrb2->setChecked(true);
  if (m_transmitting) m_restart=true;
}

void MainWindow::on_txb3_clicked()                                //txb3
{
  m_ntx=3;
  m_QSOProgress = ROGER_REPORT;
  m_nlasttx=3;
  ui->txrb3->setChecked(true);
  if (m_transmitting) m_restart=true;
}

void MainWindow::on_txb4_clicked()                                //txb4
{
  m_ntx=4;
  m_QSOProgress = ROGERS;
  m_nlasttx=4;
  ui->txrb4->setChecked(true);
  if (m_transmitting) m_restart=true;
}

void MainWindow::on_txb5_clicked()                                //txb5
{
  m_ntx=5;
  m_QSOProgress = SIGNOFF;
  m_nlasttx=5;
  ui->txrb5->setChecked(true);
  if (m_transmitting) m_restart=true;
}

void MainWindow::on_txb6_clicked()                                //txb6
{
  if(!m_hisCall.isEmpty()) clearDXfields(" field cleared, SLOT on_txb6_clicked()");
//added on 20180907 step .92_33 needs in testing
  ui->labAz->setText("");
  ui->labDist->setText("");
  ui->tx1->setText("");
  ui->tx2->setText("");
  ui->tx3->setText("");
  ui->tx4->setText("");
  ui->tx5->setCurrentText("");
  ui->genMsg->setText("");
//
  if(!m_autoseq && m_wasAutoSeq) { m_wasAutoSeq=false; on_AutoSeqButton_clicked(true); }
  if (m_spotDXsummit){
     ui->pbSpotDXCall->setText(tr("DX Call"));
     if(m_config.spot_to_dxsummit()) { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: 51;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#c4c4ff",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
     else { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#aabec8",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
     m_spotDXsummit=false;
  }
  m_ntx=6;
  m_QSOProgress = CALLING;
  m_nlasttx=6;
  ui->txrb6->setChecked(true);
  ui->genMsg->setText(ui->tx6->text()); // directional CQ tab1/tab2 sync
  if (m_transmitting) m_restart=true;
}

void MainWindow::doubleClickOnCall(bool alt, bool ctrl)
{
  txwatchdog (false);
  QTextCursor cursor;
  QString t;                         //Full contents
  if(m_decodedText2) {
    cursor=ui->decodedTextBrowser->textCursor();
    t= ui->decodedTextBrowser->toPlainText();
  } else {
    cursor=ui->decodedTextBrowser2->textCursor();
    t= ui->decodedTextBrowser2->toPlainText();
  }
  cursor.select(QTextCursor::LineUnderCursor);
  int position {cursor.position()};

  QString messages;
  if(!m_decodedText2) messages = ui->decodedTextBrowser2->toPlainText();
  if(m_decodedText2) messages = ui->decodedTextBrowser->toPlainText();
  processMessage(messages, position, alt, ctrl);
}

void MainWindow::doubleClickOnCall2(bool alt, bool ctrl)
{
  m_decodedText2=true;
  doubleClickOnCall(alt,ctrl);
  m_decodedText2=false;
}

void MainWindow::processMessage(QString const& messages, int position, bool alt, bool ctrl)
{
//QString result;
//QTextStream(&result) << position;
//msgBox (result);
  QString t1 = messages.left(position);              //contents up to \n on selected line
  int i1=t1.lastIndexOf("\n") + 1;       //points to first char of line
  QString t2 = messages.mid(i1,position-i1+2).replace("\n","   ");         //selected line
  QString t2disp;
  bool period_changed = false;
  bool tx_message = false;
  auto tcut = t2;
  
  if (!m_mode.startsWith("FT")) {
    t2disp=t2.left(40)+"     "+t2.mid(40,1);
    tcut.remove(0,21);
    tx_message = t2.mid(6,2) == "Tx";
  } else {
    t2disp=t2.left(50);
    tcut.remove(0,23);
    tx_message = t2.mid(8,2) == "Tx";
  }
  
  QString t2a;
  t2a = t2;
  DecodedText decodedtext {t2a,this};

  bool addWanted = (alt && ctrl);
  if(!addWanted) {
//    int nmod=decodedtext.timeInSeconds () % (2*int(m_TRperiod));
    int nmod = fmod(double(decodedtext.timeInSeconds()),2.0*m_TRperiod);
//    printf ("periods %d,%f,%d,%s,%d\n",decodedtext.timeInSeconds (),m_TRperiod,nmod,t2.mid(6,4).toStdString().c_str(),tx_message);
    if (m_txFirst != (nmod!=0) && !tx_message) {
      m_txFirst=(nmod!=0);
//      ui->TxMinuteButton->setChecked(m_txFirst);
//      an attempt to provide stable UDP Reply operation:
      if(m_txFirst && !ui->TxMinuteButton->isChecked()) ui->TxMinuteButton->click();
      else if(!m_txFirst && ui->TxMinuteButton->isChecked()) ui->TxMinuteButton->click();
//      setMinButton();
      period_changed = true;
      if(m_transmitting && m_config.write_decoded_debug()) writeToALLTXT("Tx halted: period changed via message click");
    }
  }

  auto t3 = decodedtext.string ().left(47);
  auto t4 = t3.replace (QRegularExpression {" CQ ([A-Z]{2,2}|[0-9]{3,3}) "}, " CQ_\\1 ").split (" ", SkipEmptyParts);
  if(t4.size () < 6) return;             //Skip the rest if no decoded text


  QString hiscall;
  QString hisgrid;
  decodedtext.deCallAndGrid(/*out*/hiscall,hisgrid);

  if(addWanted) {
    if(!hiscall.isEmpty() && hiscall != m_hisCall && hiscall != m_config.my_callsign()) {
      QString t5{""}; if(m_mode.startsWith("FT")) t5=hiscall; else t5=Radio::base_callsign(hiscall);
      QString t6{""};
      if(m_wantedCall.isEmpty())  ui->wantedCall->setText(t5);
      else if(m_wantedCallList.length()<20 && !m_wantedCall.startsWith(t5+",") && !m_wantedCall.endsWith(","+t5) 
              && !m_wantedCall.contains(","+t5+",")) { t6 = m_wantedCall; ui->wantedCall->setText(t6.append(","+t5)); }
    }
    return;
  }

  if (!Radio::is_callsign (hiscall) // not interested if not from QSO partner
      && !(t4.size () == 7          // unless it is of the form
           && (t4.at (5) == m_baseCall // "<our-call> 73"
               || t4.at (5).startsWith (m_baseCall + '/')
               || t4.at (5).endsWith ('/' + m_baseCall))
           && t4.at (6) == "73"))
    {
      qDebug () << "Not processing message - hiscall:" << hiscall << "hisgrid:" << hisgrid;
//SNR from free messages to report for operation with special callsigns in the manual mode
	  if (!m_autoseq) {
         QString rpt = decodedtext.report();
         ui->rptSpinBox->setValue(rpt.toInt());
         genStdMsgs(rpt);
      }
      return;
    }
  QString curBand;
  QString prevmodeTx = m_modeTx;
  // only allow automatic mode changes between JT9 and JT65, and when not transmitting
  if (!m_transmitting and m_mode == "JT9+JT65") {
      if (decodedtext.isJT9())
        {
          if (m_modeTx != "JT9" && m_config.pwrBandTxMemory() && !m_tune)
            {
              curBand = ui->bandComboBox->currentText()+m_mode;
              if (m_pwrBandTxMemory.contains(curBand))
                {
                  ui->outAttenuation->setValue(m_pwrBandTxMemory[curBand].toInt());
                }
              else
                {
                  m_pwrBandTxMemory[curBand] = ui->outAttenuation->value();
                }
            }
          m_modeTx="JT9";
          ui->pbTxMode->setText("Tx JT9  @");
          m_wideGraph->setModeTx(m_modeTx);
        } 
      else if (decodedtext.isJT65())
        {
          if (m_modeTx != "JT65" && m_config.pwrBandTxMemory() && !m_tune)
            {
              curBand = ui->bandComboBox->currentText()+"JT65";
              if (m_pwrBandTxMemory.contains(curBand))
                {
//                  printf("auto mode changed %s JT65 %s:%d\n",m_mode.toStdString().c_str(),curBand.toStdString().c_str(),m_pwrBandTxMemory[curBand].toInt());
                  ui->outAttenuation->setValue(m_pwrBandTxMemory[curBand].toInt());
                }
              else
                {
                  m_pwrBandTxMemory[curBand] = ui->outAttenuation->value();
                }
            }
          m_modeTx="JT65";
          ui->pbTxMode->setText("Tx JT65  #");
          m_wideGraph->setModeTx(m_modeTx);
        }
    } else if ((decodedtext.isJT9 () and m_modeTx != "JT9") or
               (decodedtext.isJT65 () and m_modeTx != "JT65")) {
      // if we are not allowing mode change then don't process decode
      return;
    }

  int frequency = decodedtext.frequencyOffset();
  QString firstcall = decodedtext.call();
  bool TxModeChanged = false;
  if (m_mode == "JT9+JT65") {
	if((decodedtext.isJT9 () and prevmodeTx != "JT9") or (decodedtext.isJT65 () and prevmodeTx != "JT65")) {
      TxModeChanged = true; on_spotLineEdit_textChanged(ui->spotLineEdit->text()); 
    }
  }

  // Don't change Tx freq if in a fast mode;
  // unless m_lockTxFreq is true or CTRL is held down
  if (m_lockTxFreq or ctrl or TxModeChanged) {
     if (ui->TxFreqSpinBox->isEnabled ()) {
        ui->TxFreqSpinBox->setValue(frequency);
     } else {
        return;
     }
  }

  int i9=m_QSOText.indexOf(decodedtext.string());
  if (i9<0 and !decodedtext.isTX() and m_decodedText2) {
    DecodedText decodedtext {t2disp,this};
	if (!t2.contains (m_baseCall) || !m_showMyCallMsgRxWindow) {
		ui->decodedTextBrowser2->displayDecodedText(&decodedtext
                                                  ,m_baseCall
                                                  ,Radio::base_callsign (m_hisCall)
                                                  ,m_hisGrid.left(4)
                                                  ,m_notified
                                                  ,m_logBook
                                                  ,m_qsoHistory2
                                                  ,m_qsoHistory
                                                  ,m_freqNominal
                                                  ,m_mode
                                                  ,m_bypassRxfFilters
                                                  ,m_bypassAllFilters
                                                  ,m_wideGraph->rxFreq());
	}
      m_QSOText=decodedtext.string();
  }

  if (ui->RxFreqSpinBox->isEnabled ())
    {
      ui->RxFreqSpinBox->setValue (frequency); //Set Rx freq
    }
  if (decodedtext.isTX())
    {
      if (ctrl && ui->TxFreqSpinBox->isEnabled ())
        {
          ui->TxFreqSpinBox->setValue(frequency); //Set Tx freq
        }
      return;
    }

  // prior DX call (possible QSO partner)
  auto qso_partner_base_call = Radio::base_callsign (m_hisCall);
  bool call_changed = false;
  auto base_call = Radio::base_callsign (hiscall);
  if (base_call != Radio::base_callsign (m_hisCall) || base_call != hiscall)
    {
  // his base call different or his call more qualified
  // i.e. compound version of same base call
      if (!m_hisGrid.isEmpty()) ui->dxGridEntry->clear();
      i1=m_qsoHistory.reset_count(hiscall);
      if (m_callToClipboard) clipboard->setText(hiscall);
      ui->dxCallEntry->setText(hiscall); ui->dxCallEntry->setStyleSheet(QString("QLineEdit {color: %1; background: %2}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle)));
      call_changed = true;
    }
  if (gridOK(hisgrid)) {
    if(m_hisGrid.left(4) != hisgrid) ui->dxGridEntry->setText(hisgrid);
  }
  if (m_hisGrid.isEmpty ())
    lookup();

  QString rpt = decodedtext.report();
  ui->rptSpinBox->setValue(rpt.toInt());
  genStdMsgs(rpt);

// Determine appropriate response to received message
  auto dtext = " " + decodedtext.string () + " ";
  if(dtext.contains (" " + m_baseCall + " ")
     || dtext.contains ("/" + m_baseCall + " ")
     || dtext.contains (" " + m_baseCall + "/")
     || (firstcall == "DE" && ((t4.size () > 7 && t4.at(7) != "73") || t4.size () <= 7)))
    {



      if (t4.size () > 7   // enough fields for a normal msg
          and !gridOK (t4.at (7))) // but no grid on end of msg
        {
          QString r=t4.at (7);
          if(r.left(3)=="RRR" || (r.toInt()==73) || r.left(4)=="RR73") {
            m_ntx=5;
			m_QSOProgress = SIGNOFF;
            m_nlasttx=5;
            ui->txrb5->setChecked(true);
            if(ui->tabWidget->currentIndex()==1) {
              ui->genMsg->setText(ui->tx5->currentText());
              m_ntx=7;
              ui->rbGenMsg->setChecked(true);
            }
          } else if(r.left(1)=="R") {
            m_ntx=4;
			m_QSOProgress = ROGERS;
            m_nlasttx=4;
            ui->txrb4->setChecked(true);
            if(ui->tabWidget->currentIndex()==1) {
              ui->genMsg->setText(ui->tx4->text());
              m_ntx=7;
              ui->rbGenMsg->setChecked(true);
            }
          } else if(r.toInt()>=-50 and r.toInt()<=49) {
            m_ntx=3;
			m_QSOProgress = ROGER_REPORT;
            m_nlasttx=3;
            ui->txrb3->setChecked(true);
            if(ui->tabWidget->currentIndex()==1) {
              ui->genMsg->setText(ui->tx3->text());
              m_ntx=7;
              ui->rbGenMsg->setChecked(true);
            }
          }
        }
      else if (t4.size () == 7 && t4.at (6) == "73") {
        // 73 back to compound call holder
        m_ntx=5;
		m_QSOProgress = SIGNOFF;
        m_nlasttx=5;
        ui->txrb5->setChecked(true);
        if(ui->tabWidget->currentIndex()==1) {
          ui->genMsg->setText(ui->tx5->currentText());
          m_ntx=7;
          ui->rbGenMsg->setChecked(true);
        }
      }
      else {
        m_ntx=2;
		m_QSOProgress = REPORT;
        m_nlasttx=2;
        ui->txrb2->setChecked(true);
        if(ui->tabWidget->currentIndex()==1) {
          ui->genMsg->setText(ui->tx2->text());
          m_ntx=7;
          ui->rbGenMsg->setChecked(true);
        }
      }
    QString rpt_type;
    decodedtext.report(m_baseCall,
      Radio::base_callsign(m_hisCall), m_rptRcvd, rpt_type);
    }
  else if (firstcall == "DE" && t4.size () == 8 && t4.at (7) == "73") {
    if (base_call == qso_partner_base_call) {
      // 73 back to compound call holder
      m_ntx=5;
      m_QSOProgress = SIGNOFF;
      m_nlasttx=5;
      ui->txrb5->setChecked(true);
      if(ui->tabWidget->currentIndex()==1) {
        ui->genMsg->setText(ui->tx5->currentText());
        m_ntx=7;
        ui->rbGenMsg->setChecked(true);
      }
    }
    else {
      // treat like a CQ/QRZ
      if (m_skipTx1 && !m_houndMode) {
         if (0 == ui->tabWidget->currentIndex()) m_ntx = 2;
            m_QSOProgress = REPORT;
            m_nlasttx = 2;
            ui->txrb2->setChecked(true); }
      else {
        if(0 == ui->tabWidget->currentIndex()) m_ntx = 1;
        m_QSOProgress = REPLYING;
        m_nlasttx = 1;
        ui->txrb1->setChecked(true); }
      if(1 == ui->tabWidget->currentIndex()) {
        if (m_skipTx1 && !m_houndMode) { ui->genMsg->setText(ui->tx2->text()); }
        else { ui->genMsg->setText(ui->tx1->text()); }
        m_ntx=7;
        ui->rbGenMsg->setChecked(true);
      }
    }
  }
  else // myCall not in msg
    {
      if (m_skipTx1 && !m_houndMode) {
        if(0 == ui->tabWidget->currentIndex()) m_ntx=2;
        if (call_changed) m_qsoHistory.remove(hiscall); //prevent braking Auto Sequence by QSO history values 
        m_QSOProgress = REPORT;
        m_nlasttx=2;
        ui->txrb2->setChecked(true); }
      else {
        if(0 == ui->tabWidget->currentIndex()) m_ntx=1;
        m_QSOProgress = REPLYING;
        m_nlasttx=1;
        ui->txrb1->setChecked(true); }
      if(1 == ui->tabWidget->currentIndex()) {
        if (m_skipTx1 && !m_houndMode) { ui->genMsg->setText(ui->tx2->text()); }
        else { ui->genMsg->setText(ui->tx1->text()); }
        m_ntx=7;
        ui->rbGenMsg->setChecked(true);
      }
    }
  //RX3ASP request for manually toggling Enable Tx under AutoSeq while AutoTx is switched off
  if(m_autofilter && m_autoseq && !m_filter && (m_QSOProgress == REPORT || m_QSOProgress == REPLYING)) autoFilter (true);
  if(m_transmitting && !period_changed) m_restart=true;
//  if(m_autoTx && !alt) enableTx_mode(true);
// an attempt to provide stable UDP Reply operation:
  if(m_autoTx && !alt) { if(!ui->enableTxButton->isChecked()) ui->enableTxButton->click(); }
  if(alt && m_enableTx) haltTx("TX halted: ALT modifier is used at double click on message ");
  if(m_config.write_decoded_debug()) {
    QString EnTXstate = m_enableTx ? "On" : "OFF"; QString AuTXstate = m_autoTx ? "On" : "OFF";
    writeToALLTXT("double click on call processed: " + hiscall + "; EnableTx " + EnTXstate + ", AutoTx " + AuTXstate);
  }
  if(!ui->spotLineEdit->text().isEmpty() && ui->spotLineEdit->text().contains("#")) on_spotLineEdit_textChanged(ui->spotLineEdit->text());
}

bool MainWindow::stdCall(QString const& w)
{
  static QRegularExpression standard_call_re {
    R"(
        ^\s*				# optional leading spaces
        ( [A-Z]{0,2} | [A-Z][0-9] | [0-9][A-Z] )  # part 1
        ( [0-9][A-Z]{0,3} )                       # part 2
        (/R | /P)?			# optional suffix
        \s*$				# optional trailing spaces
    )", QRegularExpression::CaseInsensitiveOption | QRegularExpression::ExtendedPatternSyntaxOption};
  return standard_call_re.match (w).hasMatch ();
}

void MainWindow::ScrollBarPosition(int n) { m_position=n; }

void MainWindow::on_S_meter_button_clicked(bool checked)
{
  ui->S_meter_button->setText(Radio::convert_Smeter(m_rigState.level(),checked));
}

void MainWindow::genCQMsg ()
{
  if(m_config.my_callsign().size () && m_config.my_grid().size ()) {
    QString grid{m_config.my_grid()};
    if(stdCall(m_config.my_callsign())) {
//      msgtype (QString {"%1 %2 %3"}.arg(m_CQtype).arg(m_config.my_callsign())
//               .arg(grid.left(4)),ui->tx6);
      msgtype (QString {"CQ %1 %2"}.arg(m_config.my_callsign())
               .arg(grid.left(4)),ui->tx6);
    } else {
//      msgtype (QString {"%1 %2"}.arg(m_CQtype).arg(m_config.my_callsign()),ui->tx6);
      msgtype (QString {"CQ %1"}.arg(m_config.my_callsign()),ui->tx6);
    }


/*    QString t=ui->tx6->text();
    if(m_mode=="FT8" and SpecOp::NONE != m_config.special_op_id() and
       t.split(" ").at(1)==m_config.my_callsign() and stdCall(m_config.my_callsign())) {
      if(SpecOp::NA_VHF == m_config.special_op_id())    t="CQ TEST" + t.mid(2,-1);
      if(SpecOp::EU_VHF == m_config.special_op_id())    t="CQ TEST" + t.mid(2,-1);
      if(SpecOp::FIELD_DAY == m_config.special_op_id()) t="CQ FD" + t.mid(2,-1);
      if(SpecOp::RTTY == m_config.special_op_id())      t="CQ RU" + t.mid(2,-1);
      ui->tx6->setText(t);
    } */
// code below shall be combined into m_CQtype or CQ CONTEST shall be combined into m_cqdir
    if(!m_cqdir.isEmpty () && stdCall(m_config.my_callsign())) { QString t="CQ " + m_cqdir + " " + m_config.my_callsign() + " " + m_config.my_grid().left(4);
      msgtype(t, ui->tx6);
    }  
// end of the code area to be reworked
  } else {
    ui->tx6->clear ();
  }
}

void MainWindow::genStdMsgs(QString rpt)                       //genStdMsgs()
{
  if(!m_autoseq && m_wasAutoSeq) { m_wasAutoSeq=false; on_AutoSeqButton_clicked(true); }
  QString myrpt,t;
  m_txGenerated = m_txFirst;

  genCQMsg ();

  QString hisCall=m_hisCall;
  ui->dxCallEntry->setStyleSheet(QString("color: %1; background: %2").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle)));

  if(hisCall.isEmpty ()) {
    ui->labAz->setText("");
    ui->labDist->setText("");
    ui->tx1->setText("");
    ui->tx2->setText("");
    ui->tx3->setText("");
    ui->tx4->setText("");
    ui->tx5->setCurrentText("");
    ui->genMsg->setText("");
    return;
  }

  auto const& my_callsign = m_config.my_callsign ();
//  auto is_compound = my_callsign != m_baseCall;
//  auto is_type_one = is_compound && shortList (my_callsign);
  auto const& my_grid = m_config.my_grid ().left (4);
  auto const& hisBase = Radio::base_callsign (hisCall);
  m_bMyCallStd=stdCall(my_callsign);
  m_bHisCallStd=stdCall(hisCall);
  bool bothCallsP=(my_callsign.endsWith("/P") and hisCall.endsWith("/P")); bool bothCallsR=(my_callsign.endsWith("/R") and hisCall.endsWith("/R"));
  bool mixedPR=((my_callsign.endsWith("/R") and hisCall.endsWith("/P")) or (my_callsign.endsWith("/P") and hisCall.endsWith("/R")));
  bool bothCallsCompound=(m_myCallCompound and m_hisCallCompound);
// longCompoundMix being not supported by message packing on the long callsign side
// an attempt to simplify such QSO from compound callsign side makes confusion with manipulation of the SkipTx1 option
//  bool longCompoundMix=((m_myCallCompound and !m_hisCallCompound and !m_bHisCallStd) or (m_hisCallCompound and !m_myCallCompound and !m_bMyCallStd));
  QString t0=hisBase + " " + m_baseCall + " ";

  if(m_mode.startsWith("FT")) {
    QString t0a,t0b;
    if(m_bHisCallStd and m_bMyCallStd) t0=hisCall + " " + my_callsign + " ";
    t0a="<"+hisCall + "> " + my_callsign + " ";
    t0b=hisCall + " <" + my_callsign + "> ";
    QString t {t0 + my_grid};
    if(!m_bMyCallStd) t=t0a;
    msgtype(t, ui->tx1);
    int n=rpt.toInt();
    myrpt = QString::asprintf("%+2.2d",n);
    QString t2,t3;
    QString sent=myrpt;
    QString rs,rst;
    int nn=(n+36)/6;
    if(nn<2) nn=2;
    if(nn>9) nn=9;
    rst = QString::asprintf("5%1d9 ",nn);
    rs=rst.mid(0,2);
    t=t0;
    if(!mixedPR) {
      if(!m_bMyCallStd) { t=t0b; msgtype(t0a, ui->tx1); }
      if(!m_bHisCallStd) { 
        t=t0a; 
        if(m_bMyCallStd && !my_callsign.endsWith("/P")) msgtype(t0a + my_grid, ui->tx1); 
        else msgtype(t0a, ui->tx1);
      }
    }
    else msgtype("<"+hisCall + "> " + my_callsign, ui->tx1);
//    if((bothCallsCompound and !bothCallsP and !bothCallsR) or longCompoundMix) t="<"+hisCall + "> " + Radio::base_callsign(my_callsign) + " ";
    if(bothCallsCompound and !bothCallsP and !bothCallsR) t="<"+hisCall + "> " + Radio::base_callsign(my_callsign) + " ";
    msgtype(t + sent, ui->tx2);
//    if((m_houndMode and !m_bHisCallStd and !m_bMyCallStd) or (!m_houndMode and ((bothCallsCompound and !bothCallsP and !bothCallsR) or longCompoundMix)))
    if((m_houndMode and !m_bHisCallStd and !m_bMyCallStd) or (!m_houndMode and bothCallsCompound and !bothCallsP and !bothCallsR))
      t="<"+hisCall + "> " + Radio::base_callsign(my_callsign) + " ";
    if(sent==myrpt) msgtype(t + "R" + sent, ui->tx3);
    if(sent!=myrpt) msgtype(t + "R " + sent, ui->tx3);

    t=t0 + (m_rrr ? "RRR" : "RR73");
//    if((!m_bHisCallStd and m_bMyCallStd) or (bothCallsCompound and !bothCallsP and !bothCallsR) or longCompoundMix)
    if((!m_bHisCallStd and m_bMyCallStd) or (bothCallsCompound and !bothCallsP and !bothCallsR))
      t=hisCall + " <" + my_callsign + "> " + (m_rrr ? "RRR" : "RR73");
    else if((m_bHisCallStd and !m_bMyCallStd)) t="<" + hisCall + "> " + my_callsign + " " + (m_rrr ? "RRR" : "RR73");
    msgtype(t, ui->tx4);

    t=t0 + "73";
//    if((!m_bHisCallStd and m_bMyCallStd) or (bothCallsCompound and !bothCallsP and !bothCallsR) or longCompoundMix)
    if((!m_bHisCallStd and m_bMyCallStd) or (bothCallsCompound and !bothCallsP and !bothCallsR))
      t=hisCall + " <" + my_callsign + "> 73";
    else if((m_bHisCallStd and !m_bMyCallStd)) t="<" + hisCall + "> " + my_callsign + " 73";

/*    if(unconditional || hisBase != m_lastCallsign || !m_lastCallsign.size ()) {
      // only update tx5 when (forced-unconditional or ) callsign changes */
      msgtype(t, ui->tx5->lineEdit());
/*      m_lastCallsign = hisBase;
    } */

    if (m_skipTx1 && !m_houndMode) {
      m_QSOProgress = REPORT;  
      m_nlasttx=2;
      ui->txrb2->setChecked(true);
      if (0 == ui->tabWidget->currentIndex ()) { m_ntx=2; } else if (1 == ui->tabWidget->currentIndex ()) { m_ntx=7; } }
    else {
      m_QSOProgress = REPLYING;
      m_nlasttx=1;
      ui->txrb1->setChecked(true);
      if (0 == ui->tabWidget->currentIndex ()) { m_ntx=1; } else if (1 == ui->tabWidget->currentIndex ()) { m_ntx=7; } }
      m_rpt=myrpt;

    return;
  }

  t0=hisBase + " " + m_baseCall + " ";
  t=t0 + m_config.my_grid ().left(4);
  msgtype(t, ui->tx1);
//this part is VHF one and being not supported, shall we delete it? 
  if(rpt.isEmpty ()) {
    t=t+" OOO";
    msgtype(t, ui->tx2);
    msgtype("RO", ui->tx3);
    if(!m_rrr) {
      msgtype("RR73", ui->tx4);
    } else {
      msgtype("RRR", ui->tx4);
    }
    msgtype("73", ui->tx5->lineEdit ());
//end of VHF functionality
  } else {
    int n=rpt.toInt();
    myrpt = QString::asprintf("%+2.2d",n);
    t=t0 + myrpt;
    msgtype(t, ui->tx2);
    t=t0 + "R" + myrpt;
    msgtype(t, ui->tx3);
    if(!m_rrr) {
      t=t0 + "RR73";
    } else {
      t=t0 + "RRR";
    }
    msgtype(t, ui->tx4);
    t=t0 + "73";
    msgtype(t, ui->tx5->lineEdit ());
  }

  if(m_config.my_callsign () != m_baseCall) {
    if(shortList(m_config.my_callsign ())) {
      t=hisBase + " " + m_config.my_callsign ();
      msgtype(t, ui->tx1);
      t="CQ " + m_config.my_callsign ();
      msgtype(t, ui->tx6);
    } else {
      switch (m_config.type_2_msg_gen ())
        {
        case Configuration::type_2_msg_1_full:
          t="DE " + m_config.my_callsign () + " " + m_config.my_grid ().left(4);
          msgtype(t, ui->tx1);
          t=t0 + "R" + myrpt;
          msgtype(t, ui->tx3);
          break;

        case Configuration::type_2_msg_3_full:
          t = t0 + m_config.my_grid ().left(4);
          msgtype(t, ui->tx1);
          t="DE " + m_config.my_callsign () + " R" + myrpt;
          msgtype(t, ui->tx3);
          break;

        case Configuration::type_2_msg_5_only:
          t = t0 + m_config.my_grid ().left(4);
          msgtype(t, ui->tx1);
          t=t0 + "R" + myrpt;
          msgtype(t, ui->tx3);
          break;
        }
      t="DE " + m_config.my_callsign () + " 73";
      msgtype(t, ui->tx5->lineEdit ());
    }
    if (hisCall != hisBase
        && m_config.type_2_msg_gen () != Configuration::type_2_msg_5_only) {
      // cfm we have his full call copied as we could not do this earlier
      t = hisCall + " 73";
      msgtype(t, ui->tx5->lineEdit ());
    }
  } else {
    if(hisCall!=hisBase) {
      if(shortList(hisCall)) {
        // cfm we know his full call with a type 1 tx1 message
        t=hisCall + " " + m_config.my_callsign ();
        msgtype(t, ui->tx1);
      }
      else {
        t=hisCall + " 73";
        msgtype(t, ui->tx5->lineEdit());
      }
    }
  }
  
  if (m_skipTx1 && !m_houndMode) {
	m_QSOProgress = REPORT;  
    m_nlasttx=2;
    ui->txrb2->setChecked(true);
    if (0 == ui->tabWidget->currentIndex ()) { m_ntx=2; } else if (1 == ui->tabWidget->currentIndex ()) { m_ntx=7; } }
  else {
	m_QSOProgress = REPLYING;
    m_nlasttx=1;
    ui->txrb1->setChecked(true);
    if (0 == ui->tabWidget->currentIndex ()) { m_ntx=1; } else if (1 == ui->tabWidget->currentIndex ()) { m_ntx=7; } }
  m_rpt=myrpt;
  if(!ui->spotLineEdit->text().isEmpty() && ui->spotLineEdit->text().contains("#")) on_spotLineEdit_textChanged(ui->spotLineEdit->text());
}

void MainWindow::TxAgain()
{
  enableTx_mode(true);
}

void MainWindow::clearDX (QString reason)
{
  QString dxcallclr=m_hisCall;
  clearDXfields("");
  genStdMsgs(QString {});
  if (1 == ui->tabWidget->currentIndex())
    {
      ui->genMsg->setText(ui->tx6->text());
      m_ntx=7;
      ui->rbGenMsg->setChecked(true);
    }
  else if (0 == ui->tabWidget->currentIndex())
    {
      m_ntx=6;
      ui->txrb6->setChecked(true);
    }
  m_QSOProgress = CALLING;
  m_nlasttx=6;
  if (m_spotDXsummit) {
     ui->pbSpotDXCall->setText(tr("DX Call"));
     m_spotDXsummit=false;
  }    
  if(m_config.spot_to_dxsummit()) { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#c4c4ff",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
  else { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#aabec8",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }

  if(!reason.isEmpty() && m_config.write_decoded_debug()) writeToALLTXT("DX Call " + dxcallclr + reason);
}

void MainWindow::clearDXfields (QString reason)
{
  m_name = "";
  QString dxcallclr=m_hisCall;
  if (!m_hisCall.isEmpty()) ui->dxCallEntry->clear();
  if (!m_hisGrid.isEmpty()) ui->dxGridEntry->clear();
  ui->dxCallEntry->setStyleSheet(QString("QLineEdit {color: %1; background: %2}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle)));
  if(!reason.isEmpty() && m_config.write_decoded_debug()) writeToALLTXT("DX Call " + dxcallclr + reason);
}

void MainWindow::logClearDX ()
{
  clearDX (" cleared by logClearDXTimer");
  m_QSOProgress = CALLING;  // guiUpdate() every second checking m_QSOProgress based on m_ntx value for tab1, in tab2 m_ntx=7
}

void MainWindow::countQSOs ()
{
  //printing QSO count
  char c_txt [20];
  if (m_mode == "FT8") { sprintf(c_txt,"FT8  %d",m_logBook.get_qso_count("FT8")); }
  else if (m_mode == "FT4") { sprintf(c_txt,"FT4  %d",m_logBook.get_qso_count("FT4")); }
  else if (m_mode == "JT9+JT65") { sprintf(c_txt,"JT65/9 %d/%d",m_logBook.get_qso_count("JT65"),m_logBook.get_qso_count("JT9")); }
  else if (m_mode == "JT9") { sprintf(c_txt,"JT9  %d",m_logBook.get_qso_count("JT9")); }
  else if (m_mode == "JT65") { sprintf(c_txt,"JT65  %d",m_logBook.get_qso_count("JT65")); }
  else if (m_mode == "T10") { sprintf(c_txt,"T10  %d",m_logBook.get_qso_count("T10")); }
  else { sprintf(c_txt," "); }
  qso_count_label->setText(c_txt);
}

void MainWindow::autoFilter (bool action)
{
  ui->filterButton->setChecked(action);
  on_filterButton_clicked (action);
}

void MainWindow::enableTab1TXRB(bool state)
{
  ui->txrb1->setEnabled(state);
  ui->txrb2->setEnabled(state);
  ui->txrb3->setEnabled(state);
  ui->txrb4->setEnabled(state);
  ui->txrb5->setEnabled(state);
  ui->txrb6->setEnabled(state);
}

void MainWindow::dxbcallTxHaltedClear ()
{
	m_dxbcallTxHalted = "";
}

void MainWindow::lookup()                                       //lookup()
{
  QString hisCall=m_hisCall;
  if (hisCall.isEmpty () || hisCall.endsWith("/P") || hisCall.endsWith("/MM") || hisCall.endsWith("/A") || hisCall.endsWith("/M")) return;
  QFile f {m_dataDir.absoluteFilePath ("CALL3.TXT")};
  if (f.open (QIODevice::ReadOnly | QIODevice::Text))
    {
      char c[132];
      qint64 n=0;
      for(int i=0; i<999999; i++) {
        n=f.readLine(c,sizeof(c));
        if(n <= 0) {
          if (!m_hisGrid.isEmpty()) ui->dxGridEntry->clear();
          break;
        }
        QString t=QString(c);
        if(t.indexOf(hisCall)==0) {
          int i1=t.indexOf(",");
          QString hisgrid=t.mid(i1+1,6);
          i1=hisgrid.indexOf(",");
          if(i1>0) {
            hisgrid=hisgrid.left(4);
          } else {
            hisgrid=hisgrid.left(4) + hisgrid.mid(4,2).toLower();
          }
          ui->dxGridEntry->setText(hisgrid);
          break;
        }
      }
      f.close();
    }
}

void MainWindow::on_lookupButton_clicked()                    //Lookup button
{
  lookup();
}

void MainWindow::on_addButton_clicked()                       //Add button
{
  if(m_hisGrid.isEmpty()) {
    JTDXMessageBox::warning_message (this, "", tr ("Add to CALL3.TXT")
                                 , tr ("Please enter a valid grid locator"));
    return;
  }
  m_call3Modified=false;
  QString hisCall=m_hisCall;
  QString hisgrid=m_hisGrid;
  QString newEntry=hisCall + "," + hisgrid;
  newEntry += ",,,";
  
  QFile f1 {m_dataDir.absoluteFilePath ("CALL3.TXT")};
  if(!f1.open(QIODevice::ReadWrite | QIODevice::Text)) {
    JTDXMessageBox::warning_message (this, "", tr ("Add to CALL3.TXT")
                                 , tr ("Cannot open \"%1\" for read/write: %2")
                                 .arg (f1.fileName ()).arg (f1.errorString ()));
    return;
  }
  if(f1.size()==0) {
    QTextStream out(&f1);
    out << "ZZZZZZ" <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

    f1.close();
    f1.open(QIODevice::ReadOnly | QIODevice::Text);
  }
  QFile f2 {m_dataDir.absoluteFilePath ("CALL3.TMP")};
  if(!f2.open(QIODevice::WriteOnly | QIODevice::Text)) {
    JTDXMessageBox::warning_message (this, "", tr ("Add to CALL3.TXT")
                                 , tr ("Cannot open \"%1\" for writing: %2")
                                 .arg (f2.fileName ()).arg (f2.errorString ()));
    return;
  }
  QTextStream in(&f1);          //Read from CALL3.TXT
  QTextStream out(&f2);         //Copy into CALL3.TMP
  QString hc=hisCall;
  QString hc1="";
  QString hc2="000000";
  QString s;
  do {
    s=in.readLine();
    hc1=hc2;
    if(s.left(2)=="//") {
      out << s + QChar::LineFeed;          //Copy all comment lines
    } else {
      int i1=s.indexOf(",");
      hc2=s.left(i1);
      if(hc>hc1 && hc<hc2) {
        out << newEntry + QChar::LineFeed;
        out << s + QChar::LineFeed;
        m_call3Modified=true;
      } else if(hc==hc2) {
        QString t {tr ("%1\nis already in CALL3.TXT"
                       ", do you wish to replace it?").arg (s)};
        int ret = JTDXMessageBox::query_message (this, "", tr ("Add to CALL3.TXT"), t);
        if(ret==JTDXMessageBox::Yes) {
          out << newEntry + QChar::LineFeed;
          m_call3Modified=true;
        }
      } else {
        if(!s.isEmpty ()) out << s + QChar::LineFeed;
      }
    }
  } while(!s.isNull());

  f1.close();
  if(hc>hc1 && !m_call3Modified) out << newEntry + QChar::LineFeed;
  if(m_call3Modified) {
    QFile f0 {m_dataDir.absoluteFilePath ("CALL3.OLD")};
    if(f0.exists()) f0.remove();
    QFile f1 {m_dataDir.absoluteFilePath ("CALL3.TXT")};
    f1.rename(m_dataDir.absoluteFilePath ("CALL3.OLD"));
    f2.rename(m_dataDir.absoluteFilePath ("CALL3.TXT"));
    f2.close();
  }
}

void MainWindow::msgtype(QString t, QLineEdit* tx)               //msgtype()
{
  char message[38];
  char msgsent[38];
  int len1=22;
  QByteArray s=t.toUpper().toLocal8Bit();
  ba2msg(s,message);
  int ichk=1,itype=0;
  gen9_(message,&ichk,msgsent,const_cast<int *>(itone),&itype,len1,len1);
  msgsent[22]=0;
  bool text=false;
  if(itype==6) text=true;
  QPalette p(tx->palette());
  if(text) {
    p.setColor(QPalette::Base,Radio::convert_dark("#ffccff",m_useDarkStyle));
  } else {
    p.setColor(QPalette::Base,Radio::convert_dark("#ffffff",m_useDarkStyle));
  }
  tx->setPalette(p);
  auto pos  = tx->cursorPosition ();
  tx->setText(t.toUpper());
  tx->setCursorPosition (pos);
}

void MainWindow::on_tx1_editingFinished()                       //tx1 edited
{
  QString t=ui->tx1->text();
  msgtype(t, ui->tx1);
}

void MainWindow::on_tx2_editingFinished()                       //tx2 edited
{
  QString t=ui->tx2->text();
  msgtype(t, ui->tx2);
}

void MainWindow::on_tx3_editingFinished()                       //tx3 edited
{
  QString t=ui->tx3->text();
  msgtype(t, ui->tx3);
}

void MainWindow::on_tx4_editingFinished()                       //tx4 edited
{
  QString t=ui->tx4->text();
  msgtype(t, ui->tx4);
}

void MainWindow::on_tx5_currentTextChanged (QString const& text) //tx5 edited
{
  bool isAllowedAuto73=isAutoSeq73(text);
  if(!m_Tx5setAutoSeqOff && !isAllowedAuto73) m_Tx5setAutoSeqOff=true;
  if(isAllowedAuto73) m_Tx5setAutoSeqOff=false;
  if(!text.contains(QRegularExpression {R"([@#&^])"}) && !text.isEmpty()) {
    QString t="161545  -4  0.1 1939 & " + text;
    DecodedText decodedtext {t,this};
//      DecodedText decodedtext {"161545  -4  0.1 1939 & CQ RT9K/4    "};
    bool stdfreemsg = decodedtext.isStandardMessage();
    if(stdfreemsg) {
      ui->tx5->setStyleSheet(QString("QComboBox {background: %1}").arg(Radio::convert_dark("#7bff7b",m_useDarkStyle)));
    } else {
      if(!text.isEmpty () && text.length() < 14) { ui->tx5->setStyleSheet(QString("QComboBox {background: %1}").arg(Radio::convert_dark("#7bff7b",m_useDarkStyle))); }
      else if(text.length() >= 14) { ui->tx5->setStyleSheet(QString("QComboBox {background: %1}").arg(Radio::convert_dark("#ffff00",m_useDarkStyle))); }
      msgtype(text, ui->tx5->lineEdit ());
    }
  } else ui->tx5->setStyleSheet(QString("QComboBox {background: %1}").arg(Radio::convert_dark("#ffffff",m_useDarkStyle)));
}

void MainWindow::on_tx5_currentIndexChanged(int index)
{
//it is dedicated to change free message during Tx if new message is selected from the list
  if(m_transmitting && ui->txrb5->isChecked() && index != m_oldTx5Index) m_restart=true;
  m_oldTx5Index=index;
}

void MainWindow::on_tx6_editingFinished()                       //tx6 edited
{
  QString t=ui->tx6->text();
  msgtype(t, ui->tx6);
}

void MainWindow::on_wantedCall_textChanged(const QString &wcall)
{
  m_wantedCall = wcall.trimmed().toUpper();
  if (ui->wantedCall->text() != m_wantedCall) {
    auto pos = ui->wantedCall->cursorPosition ();
    ui->wantedCall->setText(m_wantedCall);
    ui->wantedCall->setCursorPosition (pos);
  } else if (m_wantedCall.size() < 3){ 
    m_wantedCallList.clear();
  } else { 
    m_wantedCallList = m_wantedCall.split(',');
  }
}

void MainWindow::on_wantedCountry_textChanged(const QString &wcountry)
{
  m_wantedCountry = wcountry.trimmed().toUpper();
  if (ui->wantedCountry->text() != m_wantedCountry) {
    auto pos = ui->wantedCountry->cursorPosition ();
    ui->wantedCountry->setText(m_wantedCountry);
    ui->wantedCountry->setCursorPosition (pos);
  } else if (m_wantedCountry.size() < 1){ 
    m_wantedCountryList.clear();
  } else { 
    m_wantedCountryList = m_wantedCountry.split(',');
  }
}

void MainWindow::on_wantedPrefix_textChanged(const QString &wprefix)
{
  m_wantedPrefix = wprefix.trimmed().toUpper();
  if (ui->wantedPrefix->text() != m_wantedPrefix) {
    auto pos = ui->wantedPrefix->cursorPosition ();
    ui->wantedPrefix->setText(m_wantedPrefix);
    ui->wantedPrefix->setCursorPosition (pos);
  } else if (m_wantedPrefix.size() < 2) {
    m_wantedPrefixList.clear();
  } else {
    m_wantedPrefixList = m_wantedPrefix.split(',');
  }
}

void MainWindow::on_wantedGrid_textChanged(const QString &wgrid)
{
  m_wantedGrid = wgrid.trimmed().toUpper();
  if (ui->wantedGrid->text() != m_wantedGrid) {
    auto pos = ui->wantedGrid->cursorPosition ();
    ui->wantedGrid->setText(m_wantedGrid);
    ui->wantedGrid->setCursorPosition (pos);
  } else if (m_wantedGrid.size() < 4) {
    m_wantedGridList.clear();
  } else {
    m_wantedGridList = m_wantedGrid.split(',');
  }
}

void MainWindow::on_directionLineEdit_textChanged(const QString &dir) //CQ direction changed
{
  QString cqdirection = dir.toUpper();
  if(cqdirection.isEmpty ()) { ui->directionLineEdit->setStyleSheet(QString("QLineEdit {background: %1}").arg(Radio::convert_dark("#ffffff",m_useDarkStyle))); }
  else if(cqdirection.length() == 1 || cqdirection.length() > 2) { ui->directionLineEdit->setStyleSheet(QString("QLineEdit {background: %1}").arg(Radio::convert_dark("#fffa82",m_useDarkStyle))); }
  else if(cqdirection.length() == 2) { ui->directionLineEdit->setStyleSheet(QString("QLineEdit {background: %1}").arg(Radio::convert_dark("#82ff8c",m_useDarkStyle))); }
  m_cqdir = cqdirection;
  if (cqdirection.isEmpty ()) { ui->pbCallCQ->setText("CQ"); }
  else if (cqdirection.length() == 2) { ui->pbCallCQ->setText("CQ " + m_cqdir); }
  auto curpos = ui->directionLineEdit->cursorPosition(); ui->directionLineEdit->setText(m_cqdir);
  ui->direction1LineEdit->setText(m_cqdir); ui->directionLineEdit->setCursorPosition(curpos);
  if (cqdirection.isEmpty () || cqdirection.length() == 2) {
      if(ui->genMsg->text().startsWith ("CQ ") && ui->txrb6->isChecked()) {
         ui->pbCallCQ->click ();
      }
  }
}

void MainWindow::on_direction1LineEdit_textChanged(const QString &dir) //CQ direction changed
{
  QString cqdirection = dir.toUpper();
  if(cqdirection.isEmpty ()) { ui->direction1LineEdit->setStyleSheet(QString("QLineEdit {background: %1}").arg(Radio::convert_dark("#ffffff",m_useDarkStyle))); }
  else if(cqdirection.length() == 1 || cqdirection.length() > 2) { ui->direction1LineEdit->setStyleSheet(QString("QLineEdit {background: %1}").arg(Radio::convert_dark("#fffa82",m_useDarkStyle))); }
  else if(cqdirection.length() == 2) { ui->direction1LineEdit->setStyleSheet(QString("QLineEdit {background: %1}").arg(Radio::convert_dark("#82ff8c",m_useDarkStyle))); }
  m_cqdir = cqdirection;
  if (cqdirection.isEmpty ()) { ui->pbCallCQ->setText("CQ"); }
  else if (cqdirection.length() == 2) { ui->pbCallCQ->setText("CQ " + m_cqdir); }
  auto curpos = ui->direction1LineEdit->cursorPosition(); ui->direction1LineEdit->setText(m_cqdir);
  ui->directionLineEdit->setText(m_cqdir); ui->direction1LineEdit->setCursorPosition(curpos);
  if (cqdirection.isEmpty () || cqdirection.length() == 2) {
      if(ui->tx1->text().isEmpty()) { if(ui->txrb6->isChecked()) ui->txb6->click (); }
      else { 
        if(cqdirection.length() == 2) ui->tx6->setText("CQ " + m_cqdir + " " + m_config.my_callsign() + " " + m_config.my_grid().left(4));
        else ui->tx6->setText("CQ " + m_config.my_callsign() + " " + m_config.my_grid().left(4));
      }
  }
}

void MainWindow::on_spotLineEdit_textChanged(const QString &text)
{
  m_spotText=text;
  QString spotTextTmp=text;
  spotTextTmp.replace("#G",m_config.my_grid() + "<" + ui->propLineEdit->text() + ">" + ui->dxGridEntry->text(), Qt::CaseInsensitive);
  spotTextTmp.replace("#D", ui->labDist->text().replace(" ",""), Qt::CaseInsensitive);
  spotTextTmp.replace("#R", m_rpt+"dB", Qt::CaseInsensitive);
  QString spotText;
  if(ui->spotLineEdit->text().isEmpty() && ui->propLineEdit->text().isEmpty()) { spotText="info: " + m_modeTx; }
  else if(ui->spotLineEdit->text().isEmpty() && !ui->propLineEdit->text().isEmpty()) { spotText="info: " + m_modeTx + " " + ui->propLineEdit->text(); }
  else if(!m_spotText.contains("#G", Qt::CaseInsensitive)) { spotText="info: " + m_modeTx + " " + ui->propLineEdit->text() + " " + spotTextTmp; }
  else { spotText="info: " + m_modeTx + " " + spotTextTmp; }
  ui->spotMsgLabel->setText(spotText);
}

void MainWindow::on_propLineEdit_textChanged(const QString &text) {
  if(text != text.toUpper()) ui->propLineEdit->setText(text.toUpper());
  on_spotLineEdit_textChanged(ui->spotLineEdit->text());
}

void MainWindow::on_dxCallEntry_textChanged(const QString &t) //dxCall changed
{
  int n=t.length();
  if (n < 3 ) {
      if (t != t.toUpper().trimmed()) ui->dxCallEntry->setText(t.toUpper().trimmed());
      if (m_hisCall.isEmpty()) { m_hisCallCompound=false; return; }
      else m_hisCall.clear();
  } else m_hisCall=t.toUpper().trimmed();
  m_hisCallCompound=(!m_hisCall.isEmpty() && m_hisCall.contains("/")); // && !m_hisCall.endsWith("/P") && !m_hisCall.endsWith("/R"));
  if(m_myCallCompound && m_hisCallCompound) {
    if(m_skipTx1) { m_skipTx1=false; ui->skipTx1->setChecked(false); ui->skipGrid->setChecked(false); on_txb1_clicked(); }
    ui->skipTx1->setEnabled(false); ui->skipGrid->setEnabled(false);
  }
  else { ui->skipTx1->setEnabled(true); ui->skipGrid->setEnabled(true); }
  auto pos = ui->dxCallEntry->cursorPosition (); 
  if (t != m_hisCall && !m_hisCall.isEmpty()) { ui->dxCallEntry->setText(m_hisCall); ui->dxCallEntry->setCursorPosition (pos); }
  else {
      QString grid;
      if (m_logBook.getData(m_hisCall,grid,m_name)) {
//            printf("DXCall log_data %s %s %s\n",m_hisCall.toStdString().c_str(),grid.toStdString().c_str(),m_name.toStdString().c_str());
            if (!grid.isEmpty()) {
              ui->dxGridEntry->setText(grid);
            }
          } else {
             m_name = "";
          }
      ui->dxCallEntry->setStyleSheet(QString("QLineEdit {color: %1; background: %2}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle)));
      if (logClearDXTimer.isActive()) logClearDXTimer.stop();
      // Refresh Tx macros
      QStringListModel* model1 = m_config.macros();
      QStringList list1 = model1->stringList();
      QStringList list2 = list1.replaceInStrings("@", m_hisCall);
      list2 = list2.replaceInStrings("&", m_baseCall);
      list2 = list2.replaceInStrings("#", m_rpt);
      QString name=m_name.trimmed().split(" ").at(0);
      if(!name.isEmpty() && name.length()<=7) { 
        name = name.toUpper();
        QRegularExpression name_re("^[A-Z]{2,7}$"); QRegularExpressionMatch match = name_re.match(name);
        bool hasMatch = match.hasMatch();
        if(hasMatch) list2 = list2.replaceInStrings("^", name); 
      }
      QStringListModel* model2 = new QStringListModel(list2);
      ui->tx5->setModel(model2);
      ui->freeTextMsg->setModel(model2);
      if (m_spotDXsummit){
         ui->pbSpotDXCall->setText(tr("DX Call"));
         m_spotDXsummit=false;
      }
      if(m_config.spot_to_dxsummit()) { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#c4c4ff",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
      else { ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#aabec8",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle))); }
      m_bHisCallStd=stdCall(m_hisCall);
      statusChanged();
  }
}

void MainWindow::on_dxGridEntry_textChanged(const QString &t) //dxGrid changed
{
  int n=t.length();
  if(n!=4 and n!=6 and n!=8) {
    if (n < 4 || n==5) {
        if (t != t.left(2).toUpper() + t.mid(2,2) + t.mid(4,1).toLower()) ui->dxGridEntry->setText(t.left(2).toUpper() + t.mid(2,2) + t.mid(4,1).toLower());
        if (n < 4 && !m_hisGrid.isEmpty()) { ui->labAz->clear(); ui->labDist->clear(); m_hisGrid.clear(); statusUpdate (); }
    } else if (n==7){
        if (t != t.left(2).toUpper() + t.mid(2,2) + t.mid(4,2).toLower() + t.mid(6,1)) ui->dxGridEntry->setText(t.left(2).toUpper() + t.mid(2,2) + t.mid(4,2).toLower() + t.mid(2,1));
    }  
    return;
  }
  m_hisGrid=t.left(2).toUpper() + t.mid(2,2) + t.mid(4,2).toLower() + t.mid(6,2);
  auto pos = ui->dxGridEntry->cursorPosition ();
  if (t != m_hisGrid) { ui->dxGridEntry->setText(m_hisGrid); ui->dxGridEntry->setCursorPosition (pos); }
  else {
        statusUpdate ();
        qint64 nsec = m_jtdxtime->currentMSecsSinceEpoch2() % 86400;
        double utch=nsec/3600.0;
        int nAz,nEl,nDmiles,nDkm,nHotAz,nHotABetter;
        azdist_(const_cast <char *> ((m_config.my_grid () + "        ").left (8).toLatin1().constData()),
                const_cast <char *> ((m_hisGrid + "        ").left (8).toLatin1().constData()),&utch,
                &nAz,&nEl,&nDmiles,&nDkm,&nHotAz,&nHotABetter,8,8);
        QString t;
        t = QString::asprintf("Az: %d",nAz);
        ui->labAz->setText(t);
        if (m_config.miles ()) { t = QString::asprintf ("%d mi", nDmiles); }
        else { t = QString::asprintf ("%d km", nDkm); }
        ui->labDist->setText(t);
  }
  if(!ui->spotLineEdit->text().isEmpty() && ui->spotLineEdit->text().contains("#")) on_spotLineEdit_textChanged(ui->spotLineEdit->text());
}

void MainWindow::on_genStdMsgsPushButton_clicked()         //genStdMsgs button
{
  genStdMsgs(m_rpt);
}

void MainWindow::on_logQSOButton_clicked()                 //Log QSO button
{
  if (m_hisCall.isEmpty()) return;
  auto currenttime = m_jtdxtime->currentDateTimeUtc2();
  auto dateTimeQSOOff = currenttime;
  QString rrep,srep,distance;
  unsigned time = 0;

  if (!m_houndMode && (m_config.prompt_to_log() || m_config.autolog())) {
    if(m_mode == "FT8") dateTimeQSOOff = currenttime.addSecs (14);
    else if(m_mode == "FT4") dateTimeQSOOff = currenttime.addSecs (7);
    else dateTimeQSOOff = currenttime.addSecs (50);
  }
  if (dateTimeQSOOff < m_dateTimeQSOOn) m_dateTimeQSOOn = dateTimeQSOOff;
  // 75 for FT4, 150 seconds delta for FT8, 600 seconds delta for other modes
  if (qAbs(dateTimeQSOOff.toMSecsSinceEpoch() - m_dateTimeQSOOn.toMSecsSinceEpoch()) > int(m_TRperiod) * 10000) m_dateTimeQSOOn = dateTimeQSOOff;
  bool autolog = false;
  if(m_logqso73) autolog = m_config.autolog();
  distance=ui->labDist->text();
  if (m_qsoHistory.log_data(m_hisCall,time,rrep,srep) > QsoHistory::SREPORT) {
      if (time < 86400) {
          currenttime.setTime(QTime::fromMSecsSinceStartOfDay(time*1000));
          if (dateTimeQSOOff < currenttime) currenttime = currenttime.addSecs(-86400);
      }
      if (rrep.isEmpty()) rrep=m_rptRcvd;
      if (srep.isEmpty()) srep=m_rptSent;
      m_logDlg->initLogQSO (m_hisCall, m_hisGrid, m_modeTx, srep, rrep, distance, m_name,
                        currenttime, dateTimeQSOOff, m_freqNominal + ui->TxFreqSpinBox->value(),autolog);
  } else { 
      m_logDlg->initLogQSO (m_hisCall, m_hisGrid, m_modeTx, m_rptSent, m_rptRcvd, distance, m_name,
                        m_dateTimeQSOOn, dateTimeQSOOff, m_freqNominal + ui->TxFreqSpinBox->value(),autolog);
  }
  m_logqso73=false;
}

void MainWindow::acceptQSO2(QDateTime const& QSO_date_off, QString const& call, QString const& grid
                            , Frequency dial_freq, QString const& mode
                            , QString const& rpt_sent, QString const& rpt_received
                            , QString const& tx_power, QString const& comments
                            , QString const& name, QDateTime const& QSO_date_on
                            , QString const& eqslcomments, QByteArray const& myadif2)
{
  QString date = QSO_date_on.toString("yyyyMMdd");
  m_qsoLogged=true;
  m_logBook.addAsWorked (call, m_config.bands ()->find (dial_freq), mode, date, grid, name);
  QString operator_call = m_config.my_callsign(); QString my_call = m_config.my_callsign(); QString my_grid = m_config.my_grid();
  m_messageClient->qso_logged (QSO_date_off, call, grid, dial_freq, mode, rpt_sent, rpt_received, tx_power, comments, name, QSO_date_on, operator_call, my_call, my_grid);
  if(m_config.enable_udp1_adif_sending()) m_messageClient->logged_ADIF(myadif2);
  if(m_config.enable_udp2_broadcast() && m_config.valid_udp2()) {
    QUdpSocket sock;
    if(-1 == sock.writeDatagram (myadif2, QHostAddress {m_config.udp2_server_name()}, m_config.udp2_server_port()))
      { JTDXMessageBox::warning_message (this, "", tr ("Error sending QSO ADIF data to secondary UDP server"), tr ("Write returned \"%1\"").arg (sock.errorString ())); }
  }
  if (m_config.send_to_eqsl())
      Eqsl->upload(m_config.eqsl_username(),m_config.eqsl_passwd(),m_config.eqsl_nickname(),call,mode,QSO_date_on,rpt_sent,m_config.bands ()->find (dial_freq),eqslcomments);
  ui->dxCallEntry->setStyleSheet(QString("QLineEdit {color: %1; background: %2}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#7fff7f",m_useDarkStyle)));
  m_lastloggedcall=call;
  m_lastloggedtime=m_jtdxtime->currentDateTimeUtc2();
  if (m_config.clear_DX () && !logClearDXTimer.isActive() && !m_autoTx && !m_autoseq) logClearDXTimer.start ((qAbs(int(m_TRperiod)-m_nseq))*1000);
  countQSOs ();
  writeToALLTXT("QSO logged: " + m_lastloggedcall);
  setLastLogdLabel();
//clean up wanted call from window/list if QSO with this call is logged in
  if(ui->cbClearCallsign->isChecked ()) {
    int wcallidx=-1;
    if(m_mode.startsWith("FT")) wcallidx=m_wantedCallList.indexOf(call);
    else wcallidx=m_wantedCallList.indexOf(Radio::base_callsign (call));
    if(wcallidx >= 0) {
      m_wantedCallList.removeAt(wcallidx); ui->wantedCall->setText(m_wantedCallList.join(","));
    }
  }
//clean up wanted grid from window/list if QSO with this grid is logged in
  if(ui->cbClearGrid->isChecked () && grid.trimmed().length()==4) {
    int wgrididx=-1;
    wgrididx=m_wantedGridList.indexOf(grid);
    if(wgrididx >= 0) {
      m_wantedGridList.removeAt(wgrididx); ui->wantedGrid->setText(m_wantedGridList.join(","));
    }
  }
  if (m_houndMode && !m_hisCall.isEmpty()) { clearDX (" cleared: QSO logged in DXpedition mode"); ui->dxCallEntry->setStyleSheet(QString("QLineEdit {color: %1; background: %2}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffffff",m_useDarkStyle))); }
}

void MainWindow::on_actionJT9_triggered()
{
  if (m_mode=="WSPR-2") killFile();
  m_mode="JT9";
  WSPR_config(false);
  switch_mode (Modes::JT9);
  if(m_modeTx!="JT9") on_pbTxMode_clicked();
  m_hsymStop=173; if(m_config.decode_at_52s()) m_hsymStop=179;
  mode_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ff99cc",m_useDarkStyle)));
  ui->actionJT9->setChecked(true);
  ui->pbTxMode->setText("Tx JT9  @");
  ui->pbTxMode->setEnabled(false);
  m_TRperiod=60.0;
  commonActions();
  enableHoundAccess(false);
}

void MainWindow::on_actionT10_triggered()
{
  if (m_mode=="WSPR-2") killFile();
  m_mode="T10";
  WSPR_config(false);
  switch_mode (Modes::T10);
  m_modeTx="T10";
  m_hsymStop=173; if(m_config.decode_at_52s()) m_hsymStop=179;
  mode_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#aaffff",m_useDarkStyle)));
  ui->actionT10->setChecked(true);
  ui->pbTxMode->setText("Tx T10  +");
  ui->pbTxMode->setEnabled(false);
  m_TRperiod=60.0;
  commonActions();
  enableHoundAccess(false);
}

void MainWindow::on_actionFT4_triggered()
{
  if (m_mode=="WSPR-2") killFile();
  m_mode="FT4";
  WSPR_config(false);
  switch_mode (Modes::FT4);
  m_modeTx="FT4";
  m_hsymStop=21;
  mode_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#a99ee2",m_useDarkStyle))); //to be changed
  ui->actionFT4->setChecked(true);
  ui->pbTxMode->setText("Tx FT4 :");
  ui->pbTxMode->setEnabled(false);
  on_AutoSeqButton_clicked(true);
  m_TRperiod=7.5;
  if(!m_hint) ui->hintButton->click();
  commonActions();
  enableHoundAccess(false);
}

void MainWindow::on_actionFT8_triggered()
{
  if (m_mode=="WSPR-2") killFile();
  m_mode="FT8";
  WSPR_config(false);
  switch_mode (Modes::FT8);
  m_modeTx="FT8";
  m_hsymStop=50;
  mode_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#6699ff",m_useDarkStyle)));
  ui->actionFT8->setChecked(true);
  ui->pbTxMode->setText("Tx FT8 ~");
  ui->pbTxMode->setEnabled(false);
  on_AutoSeqButton_clicked(true);
  m_TRperiod=15.0;
  commonActions();
  if(!m_hint) ui->hintButton->click();
  ui->hintButton->setEnabled(false); ui->candListSpinBox->setEnabled(true); ui->DTCenterSpinBox->setEnabled(true);
  ui->DTCenterSpinBox->setVisible(true); ui->pbTxMode->setVisible(false);
  enableHoundAccess(true);
}

void MainWindow::on_actionJT65_triggered()
{
  if (m_mode=="WSPR-2") killFile();
  if(m_mode.startsWith("FT") or m_mode=="T10" or m_mode.left(4)=="WSPR") {
// If coming from FT,T10 or WSPR mode, pretend temporarily that we're coming
// from JT9 and click the pbTxMode button
    m_modeTx="JT9";
    on_pbTxMode_clicked();
  }
  m_mode="JT65";
  WSPR_config(false);
  switch_mode (Modes::JT65);
  if(m_modeTx!="JT65") on_pbTxMode_clicked();
  m_TRperiod=60.0;
  m_hsymStop=173; if(m_config.decode_at_52s()) m_hsymStop=179;
  mode_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#66ff66",m_useDarkStyle)));
  ui->actionJT65->setChecked(true);
  ui->pbTxMode->setText("Tx JT65  #");
  ui->pbTxMode->setEnabled(false);
  commonActions();
  enableHoundAccess(false);
}

void MainWindow::on_actionJT9_JT65_triggered()
{
  if (m_mode=="WSPR-2") killFile();
  m_mode="JT9+JT65";
  WSPR_config(false);
  switch_mode (Modes::JT65);
  ui->pbTxMode->setText("Tx JT65  #"); ui->pbTxMode->setEnabled(true);
  m_modeTx="JT65";
  m_TRperiod=60.0;
  m_hsymStop=173; if(m_config.decode_at_52s()) m_hsymStop=179;
  mode_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffff66",m_useDarkStyle)));
  ui->actionJT9_JT65->setChecked(true);
  commonActions();
  enableHoundAccess(false);
}

void MainWindow::on_actionWSPR_2_triggered()
{
  m_mode="WSPR-2";
  WSPR_config(true);
  switch_mode (Modes::WSPR);
  m_modeTx="WSPR-2";                                    //### not needed ?? ###
  m_TRperiod=120.0;
  if (m_tci) Q_EMIT m_config.transceiver_period(m_TRperiod); // TODO - not thread safe
  else {  m_modulator->setPeriod(m_TRperiod); m_detector->setPeriod(m_TRperiod); }// TODO - not thread safe
  m_nsps=6912;                   //For symspec only
  m_FFTSize = m_nsps / 2;
  if (m_tci) Q_EMIT m_config.transceiver_blocksize (m_FFTSize);
  else Q_EMIT FFTSize (m_FFTSize);
  m_hsymStop=396;
  m_toneSpacing=12000.0/8192.0;
  mode_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ff66ff",m_useDarkStyle)));
  mode_label->setText(m_mode);
  ui->actionWSPR_2->setChecked(true);
  m_wideGraph->setPeriod(m_TRperiod,m_nsps);
  m_wideGraph->setMode(m_mode);
  m_wideGraph->setModeTx(m_modeTx);
  ui->TxFreqSpinBox->setValue(ui->WSPRfreqSpinBox->value());
  ui->pbTxMode->setText(tr("Tx WSPR"));
  ui->pbTxMode->setEnabled(false);
  setMinButton();
  ui->TxMinuteButton->setEnabled(false); ui->candListSpinBox->setEnabled(false);
  ui->DTCenterSpinBox->setEnabled(false); ui->DTCenterSpinBox->setVisible(false);
  setClockStyle(true);
  progressBar->setMaximum(int(m_TRperiod));
  progressBar->setFormat("%v/%m");
  statusChanged();
  on_spotLineEdit_textChanged(ui->spotLineEdit->text());
}

void MainWindow::switch_mode (Mode mode)
{
// m_lastMode value is deliberately not assigned in constructor to let qsohistory init at SW startup 
  if(m_lastMode!=m_mode) {
     if (m_lastMode == "FT4") Q_EMIT m_config.transceiver_ft4_mode (false);
     else if (m_mode == "FT4") Q_EMIT m_config.transceiver_ft4_mode (true);
     m_qsoHistory.init(); 
     m_lastMode=m_mode; 
     if(m_config.write_decoded_debug()) writeToALLTXT("QSO history initialized by switch_mode");
  } 
  m_okToPost = false;
  m_config.frequencies ()->filter (m_config.region (),mode);
  auto const& row = m_config.frequencies ()->best_working_frequency (m_freqNominal);
  if (row >= 0) {
    ui->bandComboBox->setCurrentIndex (row);
    on_bandComboBox_activated (row);
  }
  if (!m_mode.startsWith ("WSPR")) {
	countQSOs ();
	if (m_config.prompt_to_log ()) { qso_count_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#99ff99",m_useDarkStyle))); }
	else if (m_config.autolog ()) { qso_count_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#9999ff",m_useDarkStyle))); }
	else { qso_count_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffffff",m_useDarkStyle))); }
  }
}

void MainWindow::commonActions ()
{
//  m_modulator->setPeriod(m_TRperiod); // TODO - not thread safe
//  m_detector->setPeriod(m_TRperiod);   // TODO - not thread safe
  m_nsps=6912;                   //For symspec only
  m_FFTSize = m_nsps / 2;
  if (m_tci) Q_EMIT m_config.transceiver_blocksize(m_FFTSize);
  else Q_EMIT FFTSize (m_FFTSize);
  m_toneSpacing=0.0;
  m_wideGraph->setMode(m_mode);
  m_wideGraph->setModeTx(m_modeTx);
  m_wideGraph->show();
  mode_label->setText(m_mode);
  QString t;
  if (m_mode.startsWith("FT")) t = "UTC     dB   DT "+tr("Freq   Message");
  else t = "UTC   dB   DT "+tr("Freq   Message");
  ui->decodedTextLabel->setText(t);
  ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#fdedc5",m_useDarkStyle)));
  ui->label_6->setText(tr("Band Activity"));
  ui->decodedTextLabel2->setText(t);
  m_wideGraph->setPeriod(m_TRperiod,m_nsps);
  if (m_tci) Q_EMIT m_config.transceiver_period(m_TRperiod); // TODO - not thread safe
  else {m_modulator->setPeriod(m_TRperiod); m_detector->setPeriod(m_TRperiod); }  // TODO - not thread safe
  ui->label_6->setText(tr("Band Activity"));
  ui->label_7->setText(tr("Rx Frequency"));
  ui->TxMinuteButton->setEnabled(true);
  setMinButton();
  setClockStyle(true);
  progressBar->setMaximum(int(m_TRperiod));
  progressBar->setFormat("%v/"+QString::number(m_TRperiod));
  statusChanged();
  on_spotLineEdit_textChanged(ui->spotLineEdit->text());
  if(m_mode=="FT4") {
    if(m_rrr) { m_savedRRR=m_rrr; ui->rrrCheckBox->click(); }
    ui->rrrCheckBox->setEnabled(false); ui->rrr1CheckBox->setEnabled(false);
    if(!m_hint) ui->hintButton->click();
    ui->hintButton->setEnabled(false);
  }
  else {
    ui->rrrCheckBox->setEnabled(true); ui->rrr1CheckBox->setEnabled(true); if(m_savedRRR) ui->rrrCheckBox->click();
    if(m_mode!="FT8") ui->hintButton->setEnabled(true);
  }
  if(m_mode!="FT8") {
    ui->candListSpinBox->setEnabled(false); ui->DTCenterSpinBox->setEnabled(false);
    ui->DTCenterSpinBox->setVisible(false); ui->pbTxMode->setVisible(true);
  }
  m_modeChanged=true;
}

void MainWindow::WSPR_config(bool b)
{
  ui->decodedTextBrowser2->setVisible(!b);
  ui->decodedTextLabel2->setVisible(!b);
  ui->controls_stack_widget->setCurrentIndex (b ? 1 : 0);
  ui->QSO_controls_widget->setVisible (!b);
  ui->DX_controls_widget->setEnabled (!b);
  ui->WSPR_controls_widget->setVisible (b);
  ui->label_6->setVisible(!b and ui->cbMenus->isChecked()); ui->label_7->setVisible(!b); ui->HoundButton->setEnabled(!b);
  ui->logQSOButton->setEnabled(!b); ui->DecodeButton->setEnabled(!b); ui->filterButton->setEnabled(!b);
  ui->AGCcButton->setEnabled(!b); ui->swlButton->setEnabled(!b); ui->ClearDxButton->setEnabled(!b);
  ui->hintButton->setEnabled(!b); ui->AutoTxButton->setEnabled(!b); ui->AutoSeqButton->setEnabled(!b);
  ui->bypassButton->setEnabled(!b); ui->singleQSOButton->setEnabled(!b); ui->AnsB4Button->setEnabled(!b);
  if(b) {
    ui->decodedTextLabel->setText("UTC    dB   DT "+tr("    Freq     Drift  Call          Grid    dBm   Dist"));
    ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#fdedc5",m_useDarkStyle)));
    ui->label_6->setText(tr("Band Activity"));
    if (m_config.is_transceiver_online ()) {
      Q_EMIT m_config.transceiver_tx_frequency (0); // turn off split
    }
    m_bSimplex = true;
  } else {
    QString t;
    if (m_mode.startsWith("FT")) t = "UTC     dB   DT "+tr("Freq   Message");
    else t = "UTC   dB   DT "+tr("Freq   Message");
    ui->decodedTextLabel->setText(t);
    ui->label_6->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#fdedc5",m_useDarkStyle)));
    ui->label_6->setText(tr("Band Activity"));
    m_bSimplex = false;
  }
  enable_DXCC_entity ();  // sets text window proportions and (re)inits the logbook
}

void MainWindow::on_TxFreqSpinBox_valueChanged(int n)
{
//  if(n<200 && (!m_rigOk || ui->readFreq->text()!="S")) n=200;
  m_wideGraph->setTxFreq(n);
  if(m_lockTxFreq) ui->RxFreqSpinBox->setValue(n);
  if (m_tci) Q_EMIT m_config.transceiver_trfrequency(n - m_XIT);
  else Q_EMIT transmitFrequency (n - m_XIT);
  statusUpdate ();
}

void MainWindow::on_RxFreqSpinBox_valueChanged(int n)
{
  m_wideGraph->setRxFreq(n);
  if (m_lockTxFreq && ui->TxFreqSpinBox->isEnabled ()) ui->TxFreqSpinBox->setValue (n);
  statusUpdate ();
}

void MainWindow::on_candListSpinBox_valueChanged(int n) { m_ncandthin=n; }

void MainWindow::on_actionQuickDecode_triggered() { m_ndepth=1; ui->actionQuickDecode->setChecked(true); }
void MainWindow::on_actionMediumDecode_triggered() { m_ndepth=2; ui->actionMediumDecode->setChecked(true); }
void MainWindow::on_actionDeepestDecode_triggered() { m_ndepth=3; ui->actionDeepestDecode->setChecked(true); }

void MainWindow::on_actionDecFT8cycles1_triggered() { m_nFT8Cycles=1; ui->actionDecFT8cycles1->setChecked(true); }
void MainWindow::on_actionDecFT8cycles2_triggered() { m_nFT8Cycles=2; ui->actionDecFT8cycles2->setChecked(true); }
void MainWindow::on_actionDecFT8cycles3_triggered() { m_nFT8Cycles=3; ui->actionDecFT8cycles3->setChecked(true); }

void MainWindow::on_actionDecFT8SWLcycles1_triggered() { m_nFT8SWLCycles=1; ui->actionDecFT8SWLcycles1->setChecked(true); }
void MainWindow::on_actionDecFT8SWLcycles2_triggered() { m_nFT8SWLCycles=2; ui->actionDecFT8SWLcycles2->setChecked(true); }
void MainWindow::on_actionDecFT8SWLcycles3_triggered() { m_nFT8SWLCycles=3; ui->actionDecFT8SWLcycles3->setChecked(true); }

void MainWindow::on_actionRXfLow_triggered() { m_nFT8RXfSens=1; ui->actionRXfLow->setChecked(true); }
void MainWindow::on_actionRXfMedium_triggered() { m_nFT8RXfSens=2; ui->actionRXfMedium->setChecked(true); }
void MainWindow::on_actionRXfHigh_triggered() { m_nFT8RXfSens=3; ui->actionRXfHigh->setChecked(true); }

void MainWindow::on_actionFT4fast_triggered() { m_nFT4depth=1; ui->actionFT4fast->setChecked(true); }
void MainWindow::on_actionFT4medium_triggered() { m_nFT4depth=2; ui->actionFT4medium->setChecked(true); }
void MainWindow::on_actionFT4deep_triggered() { m_nFT4depth=3; ui->actionFT4deep->setChecked(true); }

void MainWindow::on_actionSwitch_Filter_OFF_at_sending_73_triggered(bool checked)
{
  if(checked) {
    if(ui->actionSwitch_Filter_OFF_at_getting_73->isChecked()) ui->actionSwitch_Filter_OFF_at_getting_73->setChecked(false);
    m_FilterState=1;
    ui->actionSwitch_Filter_OFF_at_sending_73->setChecked(true);
  } else {
    ui->actionSwitch_Filter_OFF_at_sending_73->setChecked(false);
    if(!ui->actionSwitch_Filter_OFF_at_getting_73->isChecked()) {
      m_FilterState=0;
      on_actionAutoFilter_toggled(false); ui->actionAutoFilter->setChecked(false);
    } else {
      m_FilterState=2;
    }
  }
}

void MainWindow::on_actionSwitch_Filter_OFF_at_getting_73_triggered(bool checked)
{
  if(checked) {
    if(ui->actionSwitch_Filter_OFF_at_sending_73->isChecked()) ui->actionSwitch_Filter_OFF_at_sending_73->setChecked(false);
    m_FilterState=2;
    ui->actionSwitch_Filter_OFF_at_getting_73->setChecked(true);
  } else {
    ui->actionSwitch_Filter_OFF_at_getting_73->setChecked(false);
    if(!ui->actionSwitch_Filter_OFF_at_sending_73->isChecked()) {
      m_FilterState=0;
      on_actionAutoFilter_toggled(false); ui->actionAutoFilter->setChecked(false);
    } else {
      m_FilterState=1;
    }
  }
}

void MainWindow::on_actionErase_ALL_TXT_triggered()          //Erase ALL.TXT
{
  int ret = JTDXMessageBox::warning_message(this, "", tr("Confirm Erase"),
                                 tr("Are you sure you want to erase file ALL.TXT ?"),
                                 "", JTDXMessageBox::Yes | JTDXMessageBox::No, JTDXMessageBox::Yes);
  if(ret==JTDXMessageBox::Yes) {
    QFile f {m_dataDir.absoluteFilePath (m_jtdxtime->currentDateTimeUtc2().toString("yyyyMM_")+"ALL.TXT")};
    f.remove();
    m_RxLog=1;
  }
}

void MainWindow::on_actionErase_wsjtx_log_adi_triggered()
{
  int ret = JTDXMessageBox::warning_message(this, "", tr("Confirm Erase"),
                                 tr("Are you sure you want to erase your QSO LOG?"),
                                 "", JTDXMessageBox::Yes | JTDXMessageBox::No, JTDXMessageBox::Yes);
  if(ret==JTDXMessageBox::Yes) {
    QFile f {m_dataDir.absoluteFilePath ("wsjtx_log.adi")};
    f.remove();
  }
}

void MainWindow::on_actionOpen_wsjtx_log_adi_triggered()
{
  QDesktopServices::openUrl (QUrl::fromLocalFile (m_dataDir.absoluteFilePath ("wsjtx_log.adi")));
}

void MainWindow::on_actionOpen_log_directory_triggered ()
{
  QDesktopServices::openUrl (QUrl::fromLocalFile (m_dataDir.absolutePath ()));
}

bool MainWindow::gridOK(QString g)
{
  bool b=false;
  if(g.length()>=4) {
    b=g.left(1).compare("A")>=0 and
        g.left(1).compare("R")<=0 and
        g.mid(1,1).compare("A")>=0 and
        g.mid(1,1).compare("R")<=0 and
        g.mid(2,1).compare("0")>=0 and
        g.mid(2,1).compare("9")<=0 and
        g.mid(3,1).compare("0")>=0 and
        g.mid(3,1).compare("9")<=0;
		
    if(g.length()==4 and g=="RR73") b=false;
  }
  return b;
}

bool MainWindow::gridRR73(QString g)
{
  bool RR73 = false;
  if (g.length()==4 and g=="RR73") RR73 = true;
  return RR73;
}

bool MainWindow::reportRCVD(QStringList msg)
{
  bool rprt_rcvd = false;
  if (msg.length() == 4) { // three words(max index 3) in the message where "CQ DX" is counted as single word
	if (msg.at (1).contains (m_baseCall) && msg.at (2).contains (Radio::base_callsign (m_hisCall))
		&& (msg.at (3).contains ("-") || msg.at (3).contains ("+"))) rprt_rcvd = true;
  }
  return rprt_rcvd;
}

bool MainWindow::rReportRCVD(QStringList msg)
{
  bool rogerrprt_rcvd = false;
  if (msg.length() == 4) { // three words(max index 3) in the message where "CQ DX" is counted as single word
	if (msg.at (1).contains (m_baseCall) && msg.at (2).contains (Radio::base_callsign (m_hisCall))
		&& (msg.at (3).contains ("R-") || msg.at (3).contains ("R+"))) rogerrprt_rcvd = true;
	}
  return rogerrprt_rcvd;
}

void MainWindow::on_bandComboBox_currentIndexChanged (int index)
{
  auto const& frequencies = m_config.frequencies ();
  auto const& source_index = frequencies->mapToSource (frequencies->index (index, FrequencyList_v2::frequency_column));
  Frequency frequency {m_freqNominal};
  if (source_index.isValid ())
    {
      frequency = frequencies->frequency_list ()[source_index.row ()].frequency_;
      m_callingFrequency = frequency;
    }

  // Lookup band
  auto const& band  = m_config.bands ()->find (frequency);
  if (!band.isEmpty ())
    {
      ui->bandComboBox->lineEdit ()->setStyleSheet ({});
      ui->bandComboBox->setCurrentText (band);
    }
  else
    {
      ui->bandComboBox->lineEdit ()->setStyleSheet (QString("QLineEdit {color: %1; background-color : %2}").arg(Radio::convert_dark("#ffff00",m_useDarkStyle),Radio::convert_dark("#ff0000",m_useDarkStyle)));
      ui->bandComboBox->setCurrentText (m_config.bands ()->oob ());
    }
  displayDialFrequency ();
}

void MainWindow::on_bandComboBox_activated (int index)
{
  auto const& frequencies = m_config.frequencies ();
  auto const& source_index = frequencies->mapToSource (frequencies->index (index, FrequencyList_v2::frequency_column));
  Frequency frequency {m_freqNominal};
  if (source_index.isValid ()) frequency = frequencies->frequency_list ()[source_index.row ()].frequency_;
  m_bandEdited = true;
  band_changed (frequency); if(m_config.write_decoded_debug()) writeToALLTXT("Band changed from bandComboBox, frequency: " + QString::number(frequency));
  m_wideGraph->setRxBand (m_config.bands ()->find (frequency));
}

void MainWindow::band_changed (Frequency f)
{
  if (m_bandEdited) {
    if (!m_mode.startsWith ("WSPR")) { // band hopping preserves auto Tx
      if (f + m_wideGraph->nStartFreq () > m_freqNominal + ui->TxFreqSpinBox->value ()
          || f + m_wideGraph->nStartFreq () + m_wideGraph->fSpan () <=
          m_freqNominal + ui->TxFreqSpinBox->value ()) {
        qDebug () << "start f:" << m_wideGraph->nStartFreq () << "span:" << m_wideGraph->fSpan () << "DF:" << ui->TxFreqSpinBox->value ();
        // disable auto Tx if "blind" QSY outside of waterfall
//        ui->stopTxButton->click (); // halt any transmission
        if(m_transmitting || g_iptt==1) haltTx("band changed ");
        enableTx_mode (false);       // switch off Enable Tx button
      }
    }
    auto const& newband = m_config.bands ()->find (f);
    auto const& oldband = m_config.bands ()->find (m_lastMonitoredFrequency);
    bool cleared=false;
    if (oldband != newband || m_oldmode != m_mode) {
      clearDX (" cleared, triggered by erase both windows option upon band change, new band/mode"); // Request from Boris UX8IW
      if (m_autoEraseBC) { // option: erase both windows if band is changed
          ui->decodedTextBrowser->clear();
          ui->decodedTextBrowser2->clear();
          cleared=true;
      }
    }
//    m_lastBand.clear ();
    m_bandEdited = false;
    psk_Reporter->sendReport();      // Upload any queued spots before changing band
    m_okToPost = false;
    if(!m_transmitting && !m_start2 && !m_monitoroff) monitor (true);

    m_nsecBandChanged=0;
    if(!m_transmitting && (oldband != newband || m_oldmode != m_mode) && m_rigOk && !m_config.rig_name().startsWith("None")) {
      m_bandChanged=true;
      qint64 ms = m_jtdxtime->currentMSecsSinceEpoch2() % 86400000; int nsec=ms/1000;
      double TRperiod=60.0; // TR period is the only reliable way in this point of code at the mode change 
      if(m_mode=="FT8") TRperiod=15.0;
      else if(m_mode=="FT4") TRperiod=7.5;
      int nseqmod = fmod(double(nsec),TRperiod);
      m_nsecBandChanged=nseqmod;
    }

    m_freqNominal = f;
    m_freqTxNominal = m_freqNominal;
    setRig ();
    setXIT (ui->TxFreqSpinBox->value ());
    qint64 fDelta = m_lastDisplayFreq - m_freqNominal;
    if (qAbs(fDelta)>1000000) {
        m_qsoHistory.init(); if(m_config.write_decoded_debug()) writeToALLTXT("QSO history initialized by band_changed");
        clearDX (" cleared, triggered by erase both windows option upon band change, delta frequency"); // Request from Boris UX8IW
        if (m_autoEraseBC && !cleared) { // option: erase both windows if band is changed
            ui->decodedTextBrowser->clear();
            ui->decodedTextBrowser2->clear();
        }
    // Set the attenuation value if options are checked
        QString curBand;
        if (m_config.pwrBandTxMemory() && !m_tune) {
            if (m_mode == "JT9+JT65" && m_modeTx == "JT65") { curBand = m_config.bands ()->find (m_freqNominal)+m_modeTx; }
            else { curBand = m_config.bands ()->find (m_freqNominal)+m_mode; }
            if (m_pwrBandTxMemory.contains(curBand)) { m_PwrBandSetOK = false; ui->outAttenuation->setValue(m_pwrBandTxMemory[curBand].toInt()); m_PwrBandSetOK = true;/* printf("set power from bandchange % lld %lld %s %d\n",m_lastDisplayFreq,m_freqNominal,curBand.toStdString().c_str(),m_pwrBandTxMemory[curBand].toInt());*/}
            else { m_pwrBandTxMemory[curBand] = ui->outAttenuation->value(); }
        }
        ui->bandComboBox->setCurrentText (m_config.bands ()->find (m_freqNominal));
        m_wideGraph->setRxBand (m_config.bands ()->find (m_freqNominal));
    }
    m_lastDisplayFreq=m_freqNominal;
    m_oldmode=m_mode;
    bool commonFT8b=false;
//    Switch off Hound mode if coming to the regular FT8 band
    if(m_mode!="FT8") {
      if(m_houndMode) ui->actionEnable_hound_mode->setChecked(false);
    } else {
      qint32 ft8Freq[]={1810,1840,1908,3573,7074,10136,14074,18100,21074,24915,28074,40680,50313,70154};
      for(long unsigned int i=0; i < sizeof (ft8Freq) / sizeof (ft8Freq[0]); i++) {
        int kHzdiff=m_freqNominal/1000 - ft8Freq[i];
        if(qAbs(kHzdiff) < 3) { if(m_houndMode) ui->actionEnable_hound_mode->setChecked(false); commonFT8b=true; break; }
      }
      m_commonFT8b=commonFT8b;
      if (m_houndMode) {
      // Don't allow Hound frequency control in common FT8 bands if VFO Split mode is switched off
        QString message = "";
        if(!m_config.split_mode() && !m_commonFT8b) {
          message =  tr ("Hound mode TX frequency control requires"
                                                              " *Split* rig control (either *Rig* or *Fake It* set"
                                                              " in the *Settings | Radio* tab.)");
          JTDXMessageBox::warning_message (this, "", tr ("Hound TX frequency control warning"), message);
          ui->actionEnable_hound_mode->setChecked(false);
        } else {
          m_houndTXfreqJumps=!m_commonFT8b && m_config.split_mode();
          ui->actionUse_TX_frequency_jumps->setChecked(m_houndTXfreqJumps);
        }
      }
    }
    m_lastloggedtime=m_lastloggedtime.addSecs(-7*int(m_TRperiod));
    m_lastloggedcall.clear(); setLastLogdLabel();
  }
}

void MainWindow::enable_DXCC_entity ()
{
  if (m_mode.left(4)!="WSPR" && (m_callNotif != m_config.callNotif() || m_callsign != m_config.my_callsign() || m_gridNotif != m_config.gridNotif() || m_grid != m_config.my_grid() || m_timeFrom != m_config.timeFrom() || m_strictdirCQ != m_config.strictdirCQ())) {
    if (m_callNotif != m_config.callNotif() || m_callsign != m_config.my_callsign() || m_gridNotif != m_config.gridNotif() || m_grid != m_config.my_grid() || m_timeFrom != m_config.timeFrom()) {
      m_qsoHistory.init(); if(m_config.write_decoded_debug()) writeToALLTXT("QSO history initialized by enable_DXCC_entity");
      m_logBook.init(m_config.callNotif() ? m_config.my_callsign() : "",m_config.gridNotif() ? m_config.my_grid() : "",m_config.timeFrom());
      m_callsign = m_config.my_callsign();
      m_grid = m_config.my_grid();
      m_callNotif = m_config.callNotif();
      m_gridNotif = m_config.gridNotif();
      m_timeFrom = m_config.timeFrom();
    }
    QString countryName;
    m_logBook.getDXCC(m_config.my_callsign(),countryName);
    auto items=countryName.split(",");
    m_m_continent = items[0];
    m_m_prefix = items[1];
    m_qsoHistory.owndata(items[0],items[1],m_config.my_grid(),m_config.strictdirCQ ());
    m_strictdirCQ = m_config.strictdirCQ();
  }
  updateGeometry ();
 }

void MainWindow::on_pbCallCQ_clicked()
{
//  clearDXfields(" field cleared, SLOT on_pbCallCQ_clicked()"); // this line is duplicated in SLOT on_txb6_clicked()
//need to sync CQ direction, instead of  ui->txrb6->setChecked(true); :
  ui->txb6->click (); // check if there is any dependency
  genStdMsgs(m_rpt);
  ui->genMsg->setText(ui->tx6->text());
  m_ntx=7;
  m_QSOProgress = CALLING;
  m_nlasttx=6;
  ui->rbGenMsg->setChecked(true);
  if(m_transmitting) m_restart=true;
}

void MainWindow::on_pbAnswerCaller_clicked()
{
  genStdMsgs(m_rpt);
  QString t=ui->tx3->text();
  int i0=t.indexOf(" R-");
  if(i0<0) i0=t.indexOf(" R+");
  t=t.left(i0+1)+t.mid(i0+2,3);
  ui->genMsg->setText(t);
  m_ntx=7;
  m_QSOProgress = REPORT;
  m_nlasttx=2;
  ui->rbGenMsg->setChecked(true);
  if(m_transmitting) m_restart=true;
}

void MainWindow::on_pbSendRRR_clicked()
{
  genStdMsgs(m_rpt);
  ui->genMsg->setText(ui->tx4->text());
  m_ntx=7;
  m_QSOProgress = ROGERS;
  m_nlasttx=4;
  ui->rbGenMsg->setChecked(true);
  if(m_transmitting) m_restart=true;
}

void MainWindow::resizeEvent(QResizeEvent *event) { 
  if(event->size().height() != event->oldSize().height()) dynamicButtonsInit(); 
}

void MainWindow::mousePressEvent(QMouseEvent *event)             //mousePressEvent
{
  if(ui->ClearDxButton->hasFocus() && (event->button() & Qt::RightButton)) {
    if (!m_hisCall.isEmpty()) {
      if (event->modifiers() & Qt::ControlModifier)
          m_qsoHistory.blacklist(m_hisCall);    
      else
          m_qsoHistory.remove(m_hisCall);    
      clearDX (" cleared and erased from QSO history by right mouse button click, user action");
    }   
  }
  
  if(ui->EraseButton->hasFocus() && (event->button() & Qt::RightButton)) {
    qint64 ms=m_jtdxtime->currentMSecsSinceEpoch2();
    ui->decodedTextBrowser2->clear();
    if(m_mode.left(4)=="WSPR") { ui->decodedTextBrowser->clear(); }
    else {
      m_QSOText.clear();
      if((ms-m_msErase)<500) {
      ui->decodedTextBrowser->clear();
      m_messageClient->clear_decodes ();
//     QFile f(m_config.temp_dir ().absoluteFilePath ("decoded.txt"));
//     if(f.exists()) f.remove();
      }
    }
    m_msErase=ms;
  }

  if(ui->pbSpotDXCall->hasFocus() && (event->button() & Qt::RightButton)) {
    QString basecall = Radio::base_callsign (m_hisCall);
    if(basecall.length () > 2) {
        m_config.add_callsign_hideFilter (basecall);
        ui->pbSpotDXCall->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: outset;border-width: 1px;border-color: %3;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#00ff00",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
    }
  }
}

void MainWindow::on_pbAnswerCQ_clicked()
{
  genStdMsgs(m_rpt);
  ui->genMsg->setText(ui->tx1->text());
  if(!m_mode.startsWith("FT")) { QString t=ui->tx2->text(); int i0=t.indexOf("/"); int i1=t.indexOf(" "); if(i0>0 and i0<i1) ui->genMsg->setText(t); }
  m_ntx=7;
  m_QSOProgress = REPLYING;
  m_nlasttx=1;
  ui->rbGenMsg->setChecked(true);
  if(m_transmitting) m_restart=true;
}

void MainWindow::on_pbSendReport_clicked()
{
  genStdMsgs(m_rpt);
  ui->genMsg->setText(ui->tx3->text());
  m_ntx=7;
  m_QSOProgress = ROGER_REPORT;
  m_nlasttx=3;
  ui->rbGenMsg->setChecked(true);
  if(m_transmitting) m_restart=true;
}

void MainWindow::on_pbSend73_clicked()
{
  genStdMsgs(m_rpt);
  ui->genMsg->setText(ui->tx5->currentText());
  m_ntx=7;
  m_QSOProgress = SIGNOFF;
  m_nlasttx=5;
  ui->rbGenMsg->setChecked(true);
  if(m_transmitting) m_restart=true;
}

void MainWindow::on_rbGenMsg_clicked(bool checked)
{
  m_freeText=!checked;
  if(!m_freeText) {
    if(m_ntx != 7 && m_transmitting) m_restart=true;
    m_ntx=7;
  }
}

void MainWindow::on_rbFreeText_clicked(bool checked)
{
  m_freeText=checked;
  if(m_freeText) {
    m_ntx=8;
    m_QSOProgress = SIGNOFF; // is one more value required for free text?
    m_nlasttx=8;
    if (m_transmitting) m_restart=true;
  }
}

void MainWindow::on_freeTextMsg_currentTextChanged (QString const& text)
{
  bool isAllowedAuto73=isAutoSeq73(text);
  if(!m_FTsetAutoSeqOff && !isAutoSeq73(text)) m_FTsetAutoSeqOff=true;
  if(isAllowedAuto73) m_FTsetAutoSeqOff=false;
  if(!text.contains(QRegularExpression {R"([@#&^])"}) && !text.isEmpty()) {
    QString t="161545  -4  0.1 1939 & " + text;
    DecodedText decodedtext {t,this};
//      DecodedText decodedtext {"161545  -4  0.1 1939 & CQ RT9K/4    ",this};
    bool stdfreemsg = decodedtext.isStandardMessage();
    if(stdfreemsg) {
      ui->freeTextMsg->setStyleSheet(QString("background: %1;color: %2").arg(Radio::convert_dark("#7bff7b",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
    } else {
      if(text.length() < 14) { ui->freeTextMsg->setStyleSheet(QString("background: %1;color: %2").arg(Radio::convert_dark("#7bff7b",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle))); }
      else if(text.length() >= 14) { ui->freeTextMsg->setStyleSheet(QString("background: %1;color: %2").arg(Radio::convert_dark("#ffff00",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle))); }
      msgtype(text, ui->freeTextMsg->lineEdit ());
    }
  }
}

void MainWindow::on_freeTextMsg_currentIndexChanged(int index)
{
//this functionality can affect AutoSeq operation
//it is dedicated to change free message during Tx if new message is selected from the list
  if(m_transmitting && ui->rbFreeText->isChecked() && index != m_oldFreeMsgIndex) m_restart=true;	
  m_oldFreeMsgIndex=index;
}

void MainWindow::on_rptSpinBox_valueChanged(int n)
{
  m_rpt=QString::number(n);
  int ntx0=m_ntx;
  QString t=ui->tx5->currentText();
  genStdMsgs(m_rpt);
  ui->tx5->setCurrentText(t);
  m_ntx=ntx0;
  if(m_ntx==1) { ui->txrb1->setChecked(true); }
  else if(m_ntx==2) { ui->txrb2->setChecked(true); }
  else if(m_ntx==3) { ui->txrb3->setChecked(true); }
  else if(m_ntx==4) { ui->txrb4->setChecked(true); }
  else if(m_ntx==5) { ui->txrb5->setChecked(true); }
  else if(m_ntx==6) { ui->txrb6->setChecked(true); }
  statusChanged();
}

void MainWindow::on_tuneButton_clicked (bool checked)
{
  static bool lastChecked = false;
  if (lastChecked == checked) return;
  lastChecked = checked;
  if(checked && !m_monitoring) m_monitoroff=true;
  if(!checked) m_addtx = -2;
  QString curBand;
  if (m_mode == "JT9+JT65" && m_modeTx == "JT65") { curBand = ui->bandComboBox->currentText()+m_modeTx; }
  else { curBand = ui->bandComboBox->currentText()+m_mode; }
  if (checked && m_tune==false) { // we're starting tuning so remember Tx and change pwr to Tune value
    if (m_config.pwrBandTuneMemory ()) {
      m_pwrBandTxMemory[curBand] = ui->outAttenuation->value(); // remember our Tx pwr
      if (m_pwrBandTuneMemory.contains(curBand)) {
        m_PwrBandSetOK = false;
        ui->outAttenuation->setValue(m_pwrBandTuneMemory[curBand].toInt()); // set to Tune pwr
        m_PwrBandSetOK = true;
      }
    }
  } else { // we're turning off so remember our Tune pwr setting and reset to Tx pwr
	if (m_config.pwrBandTuneMemory() || m_config.pwrBandTxMemory()) {
		m_pwrBandTuneMemory[curBand] = ui->outAttenuation->value(); // remember our Tune pwr
		m_PwrBandSetOK = false;
		ui->outAttenuation->setValue(m_pwrBandTxMemory[curBand].toInt()); // set to Tx pwr
		m_PwrBandSetOK = true;
    }
  }
  if (m_tune) {
	if (!tuneButtonTimer.isActive())
		tuneButtonTimer.start(250);
  } else {
    m_sentFirst73=false;
    itone[0]=0;
//    on_monitorButton_clicked (true);
    m_tune=true;
  }
  if (m_tci) Q_EMIT m_config.transceiver_tune(checked);
  else Q_EMIT tune (checked);
  if(checked && m_config.tunetimer() && !m_tuneup) StopTuneTimer.start(m_config.tunetimer()*1000); // shall not start at WSPR band hopping
}

void MainWindow::stop_tuning ()
{
  if(StopTuneTimer.isActive()) StopTuneTimer.stop();
  on_tuneButton_clicked(false);
  ui->tuneButton->setChecked (false);
  ui->tuneButton->setText(tr("&Tune"));
  m_bTxTime=false;
  m_tune=false;
}

void MainWindow::stopTuneATU()
{
  on_tuneButton_clicked(false);
  m_bTxTime=false;
}

void MainWindow::on_stopTxButton_clicked()                    //Stop Tx
{
  if (m_transmitting || m_tune) m_addtx = -1;
  if (m_tune) stop_tuning ();
  if (m_enableTx and !m_tuneup) enableTx_mode (false);
  m_btxok=false;
  m_nlasttx=0;
//  if(m_autofilter && m_autoseq && m_filter) autoFilter (false);
  if(m_filter && (m_FilterState==1 || m_FilterState==2)) autoFilter (false);
  if(!m_transmitting && g_iptt==1) m_haltTrans=true;
  if (m_haltTxWritten) m_haltTxWritten=false;
  else writeHaltTxEvent("Halt Tx button clicked ");
  if(m_transmitting && m_skipTx1 && !m_hisCall.isEmpty() && (m_ntx==2 || m_QSOProgress==REPORT)) m_qsoHistory.remove(m_hisCall);
// sync TX variables, RX scenario is covered in on_enableTxButton_clicked ()
  m_bTxTime=false; m_tx_when_ready=false; m_transmitting=false; m_restart=false; m_txNext=false;
}

void MainWindow::rigOpen ()
{
  ui->readFreq->setStyleSheet(ui->readFreq->styleSheet().left(230)+QString("background: %1;\n color: %2;\n}").arg(Radio::convert_dark("#ffa500",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
  m_rigOk=false;
  ui->readFreq->setText ("");
  ui->readFreq->setEnabled (true);
  m_config.transceiver_online ();
  Q_EMIT m_config.sync_transceiver (true, true);
}

void MainWindow::on_pbR2T_clicked()
{
  if (ui->TxFreqSpinBox->isEnabled ()) ui->TxFreqSpinBox->setValue(ui->RxFreqSpinBox->value ());
}

void MainWindow::on_pbT2R_clicked()
{
  if (ui->RxFreqSpinBox->isEnabled ()) ui->RxFreqSpinBox->setValue (ui->TxFreqSpinBox->value ());
}

void MainWindow::on_readFreq_clicked()
{
  if (m_transmitting) return;
  if (m_config.transceiver_online ()) Q_EMIT m_config.sync_transceiver (true, true);
}

void MainWindow::on_pbTxMode_clicked()
{
  QString curBand;
  if(m_modeTx=="JT9") {
    m_modeTx="JT65";
    ui->pbTxMode->setText("Tx JT65  #");
  } else {
    m_modeTx="JT9";
    ui->pbTxMode->setText("Tx JT9  @");
  }
  if (m_config.pwrBandTxMemory() && !m_tune) {
      if (m_mode == "JT9+JT65" && m_modeTx == "JT65") { curBand = ui->bandComboBox->currentText()+m_modeTx; }
      else { curBand = ui->bandComboBox->currentText()+m_mode; }
      if (m_pwrBandTxMemory.contains(curBand)) { ui->outAttenuation->setValue(m_pwrBandTxMemory[curBand].toInt()); }
      else { m_pwrBandTxMemory[curBand] = ui->outAttenuation->value(); }
  }
  m_wideGraph->setModeTx(m_modeTx);
  statusChanged();
  on_spotLineEdit_textChanged(ui->spotLineEdit->text());
}

void MainWindow::setXIT(int n, Frequency base)
{
  
  if(m_mode=="JT9+JT65") {
	if(m_wideGraph->Fmin() <= m_config.ntopfreq65()) {
		if(m_modeTx == "JT65" && n >= m_config.ntopfreq65()) {
			on_pbTxMode_clicked();
			on_pbT2R_clicked();
		} else {
			if(m_modeTx == "JT9" && n <= m_wideGraph->Fmin()) {
				on_pbTxMode_clicked();
				on_pbT2R_clicked();
			}
		}
	} else {
		if(m_modeTx == "JT65" && n >= m_wideGraph->Fmin()) {
			on_pbTxMode_clicked();
			on_pbT2R_clicked();
		} else {
			if(m_modeTx == "JT9" && n <= m_config.ntopfreq65()) {
				on_pbTxMode_clicked();
				on_pbT2R_clicked();
			}
		}
	}
  }
  
  if (!base) base = m_freqNominal;
  m_XIT = 0;
  if (!m_bSimplex && base) {
    // m_bSimplex is false, so we can use split mode if requested
    if (m_config.split_mode ()) {if (m_tci) m_XIT = n - 1500; else m_XIT = (n/500)*500 - 1500;}
    if ((m_monitoring || m_transmitting) && m_config.is_transceiver_online () && m_config.split_mode ()) {
        // All conditions are met, reset the transceiver Tx dial
        // frequency
        m_freqTxNominal = base + m_XIT;
        if (base == 1908000) {
          if (m_crossbandOptionEnabled && m_m_prefix != "JA") m_freqTxNominal -= 68000;
        } else if (base == 1810000) {
          if (m_crossbandHLOptionEnabled && m_m_prefix != "HL") m_freqTxNominal += 30000;
        } else if (base == 1840000) {
          if (m_crossbandOptionEnabled && m_m_prefix == "JA") m_freqTxNominal += 68000;
          if (m_crossbandHLOptionEnabled && m_m_prefix == "HL") m_freqTxNominal -= 30000;
        }
        Q_EMIT m_config.transceiver_tx_frequency (m_freqTxNominal);
	}
  }
  //Now set the audio Tx freq
  if (m_tci) Q_EMIT m_config.transceiver_trfrequency(ui->TxFreqSpinBox->value () - m_XIT);
  else Q_EMIT transmitFrequency (ui->TxFreqSpinBox->value () - m_XIT);
  if(m_transmitting) m_restart=true;
}

void MainWindow::setRxFreq4(int rxFreq)
{
    txwatchdog (false);
	if (m_mode=="JT9+JT65" && !m_transmitting && !m_lockTxFreq) {
		if(m_wideGraph->Fmin() <= m_config.ntopfreq65()) {
			if(m_modeTx == "JT65" && rxFreq >= m_config.ntopfreq65()) {
				on_pbTxMode_clicked();
				on_pbR2T_clicked();
			} else {
				if(m_modeTx == "JT9" && rxFreq <= m_wideGraph->Fmin()) {
					on_pbTxMode_clicked();
					on_pbR2T_clicked();
				}
			}
		} else {
			if(m_modeTx == "JT65" && rxFreq >= m_wideGraph->Fmin()) {
				on_pbTxMode_clicked();
				on_pbR2T_clicked();
			}
			if(m_modeTx == "JT65" && rxFreq > m_config.ntopfreq65() && rxFreq < m_wideGraph->Fmin()) {
				ui->RxFreqSpinBox->setValue (m_config.ntopfreq65());
			}
			if(m_modeTx == "JT9" && rxFreq <= m_config.ntopfreq65()) {
				on_pbTxMode_clicked();
				on_pbR2T_clicked();
			}
			if(m_modeTx == "JT9" && rxFreq < m_wideGraph->Fmin() && rxFreq > m_config.ntopfreq65()) {
				ui->RxFreqSpinBox->setValue (m_wideGraph->Fmin());
			}
		}
	}
}

void MainWindow::setFreq4(int rxFreq, int txFreq)
{
  txwatchdog (false);
  if (ui->RxFreqSpinBox->isEnabled ()) ui->RxFreqSpinBox->setValue(rxFreq);
  if(m_mode.left(4)=="WSPR") {
    ui->WSPRfreqSpinBox->setValue(txFreq);
  } else {
    if (ui->TxFreqSpinBox->isEnabled ()) {
      ui->TxFreqSpinBox->setValue(txFreq);
    }
  }
}

void MainWindow::on_pbTxLock_clicked(bool checked)
{
  m_lockTxFreq=checked;
  if(checked) {
     ui->pbTxLock->setText(tr("Lockd Tx=Rx"));
	 ui->pbTxLock->setToolTip(tr("<html><head/><body><p>Push button to allow Tx/Rx AF frequencies split operation.</p></body></html>"));
     ui->pbTxLock->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-radius: 5px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#ffff88",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
  } else {
  	 ui->pbTxLock->setText(tr("Tx/Rx Split"));
     ui->pbTxLock->setToolTip(tr("<html><head/><body><p>Push button to lock Tx frequency to the Rx AF frequency.</p></body></html>"));
     ui->pbTxLock->setStyleSheet(QString("QPushButton {color: %1;background: %2;border-style: solid;border-width: 1px;border-color: %3;min-width: 5em;padding: 3px}").arg(Radio::convert_dark("#000000",m_useDarkStyle),Radio::convert_dark("#00ff00",m_useDarkStyle),Radio::convert_dark("#808080",m_useDarkStyle)));
  }
  m_wideGraph->setLockTxFreq(m_lockTxFreq);
  if(m_lockTxFreq) on_pbR2T_clicked();
}

void MainWindow::on_skipTx1_clicked(bool checked)
{
  m_skipTx1=checked;
  ui->skipGrid->setChecked(checked);
  if(checked) { if(ui->txrb1->isChecked()) on_txb2_clicked(); if(ui->genMsg->text() == ui->tx1->text()) ui->genMsg->setText(ui->tx2->text()); }
  else { if(ui->txrb2->isChecked()) on_txb1_clicked(); if(ui->genMsg->text() == ui->tx2->text()) ui->genMsg->setText(ui->tx1->text()); }
}

void MainWindow::on_skipGrid_clicked(bool checked)
{
  m_skipTx1=checked;
  ui->skipTx1->setChecked(checked);
  if(checked) { if(ui->txrb1->isChecked()) { ui->txrb2->setChecked(true); m_QSOProgress = REPORT; m_nlasttx=2; m_ntx=7; if(m_transmitting) m_restart=true;
                                             if(ui->genMsg->text() == ui->tx1->text()) ui->genMsg->setText(ui->tx2->text()); }}
  else { if(ui->txrb2->isChecked()) { ui->txrb1->setChecked(true); m_QSOProgress = REPLYING; m_nlasttx=1; m_ntx=7; if(m_transmitting) m_restart=true;
                                      if(ui->genMsg->text() == ui->tx2->text()) ui->genMsg->setText(ui->tx1->text()); }}	  
}

void MainWindow::handle_transceiver_update (Transceiver::TransceiverState const& s)
{
  // qDebug () << "MainWindow::handle_transceiver_update:" << s;
  Transceiver::TransceiverState old_state {m_rigState};

  if(m_config.write_decoded_debug()) {
    QString curPttState = m_rigState.ptt () ? "PTT On" : "PTT Off";
    QString reqPttState = s.ptt () ? "PTT On" : "PTT Off";
    QString tx_when_ready = m_tx_when_ready ? "true" : "false";
    writeToALLTXT("handle_transceiver_update started, current rig state: " + curPttState + 
      ", requested state: " + reqPttState + ", m_tx_when_ready: " + tx_when_ready + ", g_iptt=" + QString::number(g_iptt));
   }
//   printf("%s(%0.1f) tranceiver update %d %d old %d new %d\n",m_jtdxtime->currentDateTimeUtc2().toString("hh:mm:ss.zzz").toStdString().c_str(),
//     m_jtdxtime->GetOffset(),m_tx_when_ready,g_iptt,m_rigState.ptt (),s.ptt ());
  if (s.ptt () && !m_rigState.ptt ()) // safe to start audio
                                      // (caveat - DX Lab Suite Commander)
    {
 // waiting to Tx and still needed
 //Start-of-transmission sequencer delay
      if (m_tx_when_ready && g_iptt) {
//          QThread::currentThread()->setPriority(QThread::HighestPriority);
          int ms_delay=1000*m_config.txDelay();
          if(m_mode=="FT4") ms_delay=20;
          ptt1Timer.start(ms_delay);
//          printf("ptt1Timer started\n");
          if(m_config.write_decoded_debug()) writeToALLTXT("ptt1Timer started");
      }
      m_tx_when_ready = false;
    }
  if(m_config.do_snr() && m_rigState.level() != s.level()) {
      ui->S_meter_button->setText(Radio::convert_Smeter(s.level(),ui->S_meter_button->isChecked()));
  }
  if(m_config.do_pwr() && m_rigState.power() != s.power()) {
      ui->PWRlabel->setText(QString {tr("Pwr<br>%1 W")}.arg (round(s.power()/1000.)));
  }    
  m_rigState = s;
  auto old_freqNominal = m_freqNominal;
  m_freqNominal = s.frequency ();
  // initializing
  if (old_state.online () == false && s.online () == true) {
      on_monitorButton_clicked(true);
      if(m_config.write_decoded_debug()) writeToALLTXT("handle_transceiver_update: transceiver state transition from offline to online");
      if(m_mode=="FT8") on_actionFT8_triggered();
      else if(m_mode=="FT4") on_actionFT4_triggered();
      else if(m_mode=="JT9+JT65") on_actionJT9_JT65_triggered();
      else if(m_mode=="JT9") on_actionJT9_triggered();
      else if(m_mode=="JT65") on_actionJT65_triggered();
      else if(m_mode=="T10") on_actionT10_triggered();
      else if(m_mode=="WSPR-2") on_actionWSPR_2_triggered();
  }
  if (s.frequency () != old_state.frequency () || s.split () != m_splitMode) {
      m_splitMode = s.split ();
      if (!s.ptt ()) {
          if (old_freqNominal != m_freqNominal) m_freqTxNominal = m_freqNominal;
          if (m_monitoring) m_lastMonitoredFrequency = m_freqNominal;
          if (m_lastDialFreq != m_freqNominal)
            {
              m_lastDialFreq = m_freqNominal;
              m_secBandChanged=m_jtdxtime->currentMSecsSinceEpoch2()/1000;
//              if((s.frequency () < 30000000u || (s.frequency () > 30000000u && !m_config.tx_QSY_allowed ()))  && m_mode.left(4)!="WSPR") {
                // Write freq changes to ALL.TXT.
                QFile f2 {m_dataDir.absoluteFilePath (m_jtdxtime->currentDateTimeUtc2().toString("yyyyMM_")+"ALL.TXT")};
                if (f2.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append)) {
                  QTextStream out(&f2);
                  out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss")
                      << "  " << qSetRealNumberPrecision (12) << (m_freqNominal / 1.e6) << " MHz  "
                      << m_mode << " JTDX v" << QCoreApplication::applicationVersion () << revision () <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

                  f2.close();
                } else {
                  JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                               , tr ("Cannot open \"%1\" for append: %2")
                                               .arg (f2.fileName ()).arg (f2.errorString ()));
                }
//              }

              if (m_config.spot_to_psk_reporter ()) {
                pskSetLocal ();
              }
              statusChanged();
              m_wideGraph->setDialFreq(m_freqNominal / 1.e6);
            }
      } else {
          m_freqTxNominal = s.split () ? s.tx_frequency (): s.frequency ();
      }
  }

  displayDialFrequency ();
  ui->readFreq->setStyleSheet(ui->readFreq->styleSheet().left(230)+QString("background: %1;\n color: %2;\n}").arg(Radio::convert_dark("#00ff00",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
  m_rigOk=true;
  ui->readFreq->setEnabled (false);
  ui->readFreq->setText (s.split () ? "S" : "");
  if(m_config.write_decoded_debug()) {
    QString pttstate = s.ptt () ? "PTT On" : "PTT Off";
    QString splitstate = s.split () ? " Split On" : " Split Off";
    writeToALLTXT("handle_transceiver_update " + pttstate + splitstate  + " s.frequency:" + QString::number(s.frequency(),10) + " s.tx_frequency:"  + QString::number(s.tx_frequency(),10));
  }
  if(m_start2) { if(m_config.monitor_off_at_startup ()) on_monitorButton_clicked(false); m_start2=false; }
}

void MainWindow::handle_transceiver_failure (QString const& reason)
{
  ui->readFreq->setStyleSheet(ui->readFreq->styleSheet().left(230)+QString("background: %1;\n color: %2;\n}").arg(Radio::convert_dark("#ff0000",m_useDarkStyle),Radio::convert_dark("#000000",m_useDarkStyle)));
  m_rigOk=false;
  ui->readFreq->setEnabled (true);
  haltTx("Rig control error: " + reason + " ");
  rigFailure (tr("Rig Control Error"), reason);
}

void MainWindow::rigFailure (QString const& reason, QString const& detail)
{
  static bool first_error {true};
  if (first_error) {
      // one automatic retry
      QTimer::singleShot (0, this, SLOT (rigOpen ()));
      first_error = false;
  } else {
      m_rigErrorMessageBox.setText (reason);
      m_rigErrorMessageBox.setDetailedText (detail);

      // don't call slot functions directly to avoid recursion
      switch (m_rigErrorMessageBox.exec ())
        {
        case JTDXMessageBox::Ok:
          QTimer::singleShot (0, this, SLOT (on_actionSettings_triggered ()));
          break;

        case JTDXMessageBox::Retry:
          QTimer::singleShot (0, this, SLOT (rigOpen ()));
          break;

        case JTDXMessageBox::Cancel:
          QTimer::singleShot (0, this, SLOT (close ()));
          break;
        }
      first_error = true;       // reset
  }
}

void MainWindow::transmit (double snr)
{
  double toneSpacing=0.0;
  if (m_modeTx == "FT8") {
//    toneSpacing=12000.0/1920.0;
    toneSpacing=-3.0; //GFSK wave
    if (m_tci) Q_EMIT m_config.transceiver_modulator_start(NUM_FT8_SYMBOLS,1920.0,ui->TxFreqSpinBox->value()-m_XIT,toneSpacing,true,snr,m_TRperiod);
    else Q_EMIT sendMessage (NUM_FT8_SYMBOLS,1920.0,ui->TxFreqSpinBox->value()-m_XIT,toneSpacing,m_soundOutput,
                        m_config.audio_output_channel(),true,snr,m_TRperiod);
  }
  else if (m_modeTx == "FT4") {
    toneSpacing=-2.0;                     //Transmit a pre-computed, filtered waveform.
    if (m_tci) Q_EMIT m_config.transceiver_modulator_start(NUM_FT4_SYMBOLS,576.0,ui->TxFreqSpinBox->value()-m_XIT,toneSpacing,true,snr,m_TRperiod);
    else Q_EMIT sendMessage (NUM_FT4_SYMBOLS,576.0,ui->TxFreqSpinBox->value()-m_XIT,toneSpacing,m_soundOutput,
                        m_config.audio_output_channel(),true,snr,m_TRperiod);
  }
  else if (m_modeTx == "JT65") {
    toneSpacing=11025.0/4096.0;
    if (m_tci) Q_EMIT m_config.transceiver_modulator_start(NUM_JT65_SYMBOLS,4096.0*12000.0/11025.0,ui->TxFreqSpinBox->value()-m_XIT,toneSpacing,true,snr,m_TRperiod);
    else Q_EMIT sendMessage (NUM_JT65_SYMBOLS,4096.0*12000.0/11025.0,ui->TxFreqSpinBox->value()-m_XIT,toneSpacing,m_soundOutput,
                        m_config.audio_output_channel(),true,snr,m_TRperiod);
  }
  else if (m_modeTx == "JT9") {
    double sps=m_nsps; m_toneSpacing=12000.0/6912.0;
    if (m_tci) Q_EMIT m_config.transceiver_modulator_start(NUM_JT9_SYMBOLS,sps,ui->TxFreqSpinBox->value()-m_XIT, m_toneSpacing,true,snr,m_TRperiod);
    else Q_EMIT sendMessage (NUM_JT9_SYMBOLS,sps,ui->TxFreqSpinBox->value()-m_XIT, m_toneSpacing,m_soundOutput,
                        m_config.audio_output_channel(),true,snr,m_TRperiod);
  }
  else if (m_modeTx == "T10") {
    double sps=m_nsps; m_toneSpacing=4.0*12000.0/6912.0;
    if (m_tci) Q_EMIT m_config.transceiver_modulator_start(NUM_T10_SYMBOLS,sps,ui->TxFreqSpinBox->value()-m_XIT,m_toneSpacing,true,snr,m_TRperiod);
    else Q_EMIT sendMessage (NUM_T10_SYMBOLS,sps,ui->TxFreqSpinBox->value()-m_XIT,m_toneSpacing,m_soundOutput,
                        m_config.audio_output_channel(),true,snr,m_TRperiod);
  }
  else if (m_mode=="WSPR-2") {
    if (m_tci) Q_EMIT m_config.transceiver_modulator_start(NUM_WSPR_SYMBOLS,8192.0,ui->TxFreqSpinBox->value()-1.5*12000/8192,m_toneSpacing,true,snr,m_TRperiod);
    else Q_EMIT sendMessage (NUM_WSPR_SYMBOLS,8192.0,ui->TxFreqSpinBox->value()-1.5*12000/8192,m_toneSpacing,m_soundOutput,
                        m_config.audio_output_channel(),true,snr,m_TRperiod);
  }
  if(m_nlasttx==0 && !m_tune) m_nlasttx=m_ntx;
}

void MainWindow::on_outAttenuation_valueChanged (int a)
{
  QString tt_str; int areversed=450-a;
  qreal dBAttn {areversed / 10.};       // slider interpreted as dB / 100
  QString curBand;
  if (m_tune && m_config.pwrBandTuneMemory()) { tt_str = tr ("Tune digital gain"); }
  else { tt_str = tr ("Transmit digital gain"); }
  tt_str += (areversed ? QString::number (-dBAttn, 'f', 1) : " 0") + "dB";
  if (!m_block_pwr_tooltip) QToolTip::showText (QCursor::pos (), tt_str, ui->outAttenuation);
  if (m_mode == "JT9+JT65" && m_modeTx == "JT65") { curBand = ui->bandComboBox->currentText()+m_modeTx; }
  else { curBand = ui->bandComboBox->currentText()+m_mode; }
  if (m_PwrBandSetOK && !m_tune && m_config.pwrBandTxMemory ()) {
      m_pwrBandTxMemory[curBand] = a; // remember our Tx pwr
      qDebug () << "Tx=" << QString::number(a);
  }
  if (m_PwrBandSetOK && m_tune && m_config.pwrBandTuneMemory()) {
      m_pwrBandTuneMemory[curBand] = a; // remember our Tune pwr
      qDebug () << "Tune=" << QString::number(a);
  }
  // Updating attenuation for tuning is done in stop_tuning
  if (m_tci) Q_EMIT m_config.transceiver_txvolume(dBAttn);
  else Q_EMIT outAttenuationChanged (dBAttn);
}

void MainWindow::on_actionShort_list_of_add_on_prefixes_and_suffixes_triggered()
{
  if (!m_prefixes) m_prefixes.reset (new HelpTextWindow {tr ("Prefixes"), ":/prefixes.txt", {"Courier", 10}});
  m_prefixes->showNormal();
  m_prefixes->raise ();
}

bool MainWindow::shortList(QString callsign)
{
  int n=callsign.length();
  int i1=callsign.indexOf("/");
  Q_ASSERT(i1>0 and i1<n);
  QString t1=callsign.left(i1);
  QString t2=callsign.mid(i1+1,n-i1-1);
  bool b=(m_pfx.contains(t1) or m_sfx.contains(t2));
  return b;
}

bool MainWindow::isAutoSeq73(QString const& text)
{
  auto parts = text.split (' ', SkipEmptyParts);
  auto partsSize = parts.size ();
  bool b=((partsSize > 0 && (parts[0] == "73" || parts[0] == "TNX" || parts[0] == "TKS" || parts[0] == "TU"))
       || (partsSize > 1 && (parts[1] == "73" || parts[1] == "TNX" || parts[1] == "TKS" || parts[1] == "TU"))
       || (partsSize > 2 && (parts[2] == "73" || parts[2] == "TNX" || parts[2] == "TKS" || parts[2] == "TU"))
       || (partsSize > 3 && (parts[3] == "73" || parts[3] == "TNX" || parts[3] == "TKS" || parts[3] == "TU")));
  return b;
}

void MainWindow::enableHoundAccess(bool b)
{
  if(b) { ui->actionEnable_hound_mode->setEnabled(true); ui->HoundButton->setEnabled(true); }
  else { ui->actionEnable_hound_mode->setChecked(false); ui->actionEnable_hound_mode->setEnabled(false); ui->HoundButton->setEnabled(false);
         ui->actionUse_TX_frequency_jumps->setChecked(false);
  }
}

void MainWindow::setHoundAppearance(bool hound)
{
  bool b = !hound;
  ui->tx2->setEnabled(b); ui->txb2->setEnabled(b);
  ui->tx4->setEnabled(b); ui->txb4->setEnabled(b);
  ui->tx5->setEnabled(b); ui->txb5->setEnabled(b);
  ui->tx6->setEnabled(b); ui->txb6->setEnabled(b);
  ui->pbCallCQ->setEnabled(b); ui->pbAnswerCaller->setEnabled(b);
  ui->pbSendRRR->setEnabled(b); ui->pbSend73->setEnabled(b);
  ui->freeTextMsg->setEnabled(b); ui->rbFreeText->setEnabled(b);
}

void MainWindow::setLastLogdLabel()
{
  if(m_lastloggedcall.isEmpty()) { lastlogged_label->setText(tr("Logd ")); lastlogged_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#ffffff",m_useDarkStyle))); }
  else { lastlogged_label->setText(tr("Logd ") + m_lastloggedcall); lastlogged_label->setStyleSheet(QString("QLabel{background: %1}").arg(Radio::convert_dark("#7fff7f",m_useDarkStyle))); }
}

void MainWindow::writeToALLTXT(QString const& text)
{
  QFile f {m_dataDir.absoluteFilePath (m_jtdxtime->currentDateTimeUtc2().toString("yyyyMM_")+"ALL.TXT")};
  if (f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append)) {
     QTextStream out(&f);
     out << m_jtdxtime->currentDateTimeUtc2().toString("yyyyMMdd_hhmmss.zzz")  << "(" << m_jtdxtime->GetOffset() << ")" << "  " << text <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

     if(text.endsWith("count reached")) out << "Counters: "
       << "answerCQ" << (m_config.answerCQCount() ? "-On value=" : "-Off value=") << m_config.nAnswerCQCounter()
       << "; answerInCall" << (m_config.answerInCallCount() ? "-On value=" : "-Off value=") << m_config.nAnswerInCallCounter()
       << "; sentRReport" << (m_config.sentRReportCount() ? "-On value=" : "-Off value=") << m_config.nSentRReportCounter()
       << "; sentRR7373" << (m_config.sentRR7373Count() ? "-On value=" : "-Off value=") << m_config.nSentRR7373Counter()
       <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

     f.close();
  } else {
     JTDXMessageBox::warning_message (this, "", tr ("File Open Error")
                                  , tr ("Cannot open \"%1\" for append: %2")
                                  .arg (f.fileName ()).arg (f.errorString ()));
  }
}

void MainWindow::setTxMsgBtnColor()
{
  if(0 == ui->tabWidget->currentIndex ()) {
    if(m_ntx==1) ui->txb1->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_ntx==2) ui->txb2->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_ntx==3) ui->txb3->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_ntx==4) ui->txb4->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_ntx==5) ui->txb5->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_ntx==6) ui->txb6->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
  }
  else if(1 == ui->tabWidget->currentIndex ()) {
    if(m_QSOProgress == CALLING) ui->pbCallCQ->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_QSOProgress == REPLYING) ui->pbAnswerCQ->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_QSOProgress == REPORT) ui->pbAnswerCaller->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_QSOProgress == ROGER_REPORT) ui->pbSendReport->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_QSOProgress == ROGERS) ui->pbSendRRR->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
    else if(m_QSOProgress == SIGNOFF) ui->pbSend73->setStyleSheet(QString("QPushButton{background: %1}").arg(Radio::convert_dark("#88ff88",m_useDarkStyle)));
  }
}

void MainWindow::resetTxMsgBtnColor()
{
  if(0 == ui->tabWidget->currentIndex ()) {
    ui->txb1->setStyleSheet(""); ui->txb2->setStyleSheet(""); ui->txb3->setStyleSheet("");
    ui->txb4->setStyleSheet(""); ui->txb5->setStyleSheet(""); ui->txb6->setStyleSheet("");
  }
  else if(1 == ui->tabWidget->currentIndex ()) {
    ui->pbCallCQ->setStyleSheet(""); ui->pbAnswerCQ->setStyleSheet(""); ui->pbAnswerCaller->setStyleSheet("");
    ui->pbSendReport->setStyleSheet(""); ui->pbSendRRR->setStyleSheet(""); ui->pbSend73->setStyleSheet("");
  }
}

void MainWindow::pskSetLocal ()
{
  // find the station row, if any, that matches the band we are on
  auto stations = m_config.stations ();
  auto matches = stations->match (stations->index (0, StationList::band_column)
                                  , Qt::DisplayRole
                                  , ui->bandComboBox->currentText ()
                                  , 1
                                  , Qt::MatchExactly);
  QString antenna_description;
  if (!matches.isEmpty ()) antenna_description = stations->index (matches.first ().row (), StationList::description_column).data ().toString ();
  // qDebug() << "To PSKreporter: local station details";
  psk_Reporter->setLocalStation(m_config.my_callsign (), m_config.my_grid (), antenna_description, QString {"JTDX v" + version() + (m_tci ? " tci " : " ") + revision()}.simplified ());
}

void MainWindow::transmitDisplay (bool transmitting)
{
  if (transmitting == m_transmitting) {
    if (transmitting) {
      ui->signal_meter_widget->setValue(0);
      if (m_monitoring) monitor (false);
      m_btxok=true;
    }
    auto QSY_allowed = !transmitting or m_config.tx_QSY_allowed () or !m_config.split_mode ();
    if (ui->pbTxLock->isChecked ()) {
      ui->RxFreqSpinBox->setEnabled (QSY_allowed);
      ui->pbT2R->setEnabled (QSY_allowed);
    }
    if(m_mode!="WSPR") {
      ui->TxFreqSpinBox->setEnabled (QSY_allowed);
      ui->pbR2T->setEnabled (QSY_allowed);
      ui->pbTxLock->setEnabled (QSY_allowed);
    }
    // the following are always disallowed in transmit
    ui->menuMode->setEnabled (!transmitting);
    if (!transmitting) {
      // allow mode switch in Rx when in dual mode
      if ("JT9+JT65" == m_mode) ui->pbTxMode->setEnabled (true);
    } else {
      ui->pbTxMode->setEnabled (false);
    }
  }
}

// Takes a decoded message line and sets it up for reply
void MainWindow::replyToUDP (QTime time, qint32 snr, float delta_time, quint32 delta_frequency, QString const& mode, QString const& message_text
							, bool /*low_confidence*/, quint8 /*modifiers*/)
{
  if(m_config.write_decoded_debug()) writeToALLTXT("UDP Reply request received: " + message_text);
  if (!m_config.accept_udp_requests ()) { if(m_config.write_decoded_debug()) writeToALLTXT("UDP Reply request ignored: UDP accept option disabled"); return; }

  bool acceptMsg=false;
  if (m_acceptUDP==1) { acceptMsg=message_text.contains (QRegularExpression {R"(^(CQ |CQDX |QRZ))"}); }
  else if (m_acceptUDP==2) { acceptMsg=message_text.contains (QRegularExpression {R"(^(CQ |CQDX |QRZ)|(.+ 73|.+ RR73)$)"}); }
  else if (m_acceptUDP==3) { acceptMsg=true; }
  if (acceptMsg) {
//msgBox(message_text);
      // a message we are willing to accept
      QString format_string {"%1 %2 %3 %4 %5 %6"};
      auto const& time_string = time.toString (("~" == mode || ":" == mode) ? "hhmmss" : "hhmm");
      auto msgText = format_string
        .arg (time_string)
        .arg (snr, 3)
        .arg (delta_time, 4, 'f', 1)
        .arg (delta_frequency, 4)
        .arg (mode, -1)
        .arg (message_text);
      auto messages = ui->decodedTextBrowser->toPlainText ();
      int position;
      if(m_mode.startsWith("FT")) position = messages.lastIndexOf (msgText.left(42));
      else position = messages.lastIndexOf (msgText.left(40));
      if (position < 0) {
          // try again with with -0.0 delta time
          position = messages.lastIndexOf (format_string
                                           .arg (time_string)
                                           .arg (snr, 3)
                                           .arg ('-' + QString::number (delta_time, 'f', 1), 4)
                                           .arg (delta_frequency, 4)
                                           .arg (mode, -1)
                                           .arg (message_text));
      }
      if (position >= 0) {
          if (m_config.udpWindowToFront ()) {
              show ();
              raise ();
              activateWindow ();
          }
          if (m_config.udpWindowRestore () && isMinimized ()) {
              showNormal ();
              raise ();
          }
          // find the linefeed at the end of the line
          position = ui->decodedTextBrowser->toPlainText().indexOf("\n",position);
          auto start = messages.left (position).lastIndexOf (QChar::LineFeed) + 1;
          DecodedText message {messages.mid (start, position - start),this};
          m_decodedText2 = true;
// keyboard modifiers and low confidence(Hint) '*' symbol are not supported yet in UDP 'reply' procedure
//          Qt::KeyboardModifiers kbmod {modifiers << 24};
//          processMessage (message, kbmod);
          processMessage (messages, position, false, false);
          txwatchdog (false);
          QApplication::alert (this);
          m_decodedText2 = false;
          if(m_config.write_decoded_debug()) writeToALLTXT("UDP Reply request processed");
      } else {
//          qDebug () << "reply to message request ignored, decode not found:" << msgText;
          if(m_config.write_decoded_debug()) writeToALLTXT("UDP Reply request ignored, decode not found: " + msgText);
      }
  } else {
//    qDebug () << "rejecting UDP request to reply as decode is not valid";
    if(m_config.write_decoded_debug()) writeToALLTXT("rejecting UDP request to reply as decode is not valid: " + message_text);
  }
}

void MainWindow::replayDecodes ()
{
  // we accept this request even if the setting to accept UDP requests
  // is not checked

  // attempt to parse the decoded text
  Q_FOREACH (auto const& message, ui->decodedTextBrowser->toPlainText ().split ('\n', SkipEmptyParts))
    {
      if (message.size() >= 4 && message.left (4) != "----") {
          auto const& parts = message.split (' ', SkipEmptyParts);
          if (parts.size () >= 5 && parts[3].contains ('.')) { // WSPR
              postWSPRDecode (false, parts);
          } else {
              auto eom_pos = message.indexOf (' ', 35);
              // we always want at least the characters to position 35
              if (eom_pos < 35)
                {
                  eom_pos = message.size () - 1;
                }
              postDecode (false, message.left (eom_pos + 1));
          }
      }
    }
  statusChanged ();
}

void MainWindow::postDecode (bool is_new, QString const& message)
{
  auto const& decode = message.trimmed ();
  auto const& parts = decode.left (22).split (' ', SkipEmptyParts);
  if (parts.size () >= 5) {
      auto has_seconds = parts[0].size () > 4;
      bool low_confidence=(QChar {'*'} == decode.mid (has_seconds ? 23 + 24 : 21 + 24, 1)) || (QChar {'^'} == decode.mid (has_seconds ? 23 + 24 : 21 + 24, 1));
      m_messageClient->decode (is_new
                               , QTime::fromString (parts[0], has_seconds ? "hhmmss" : "hhmm")
                               , parts[1].toInt ()
                               , parts[2].toFloat (), parts[3].toUInt (), parts[4]
                               , decode.mid (has_seconds ? 23 : 21, 23)
                               , low_confidence
                               , m_diskData);
  }
}

void MainWindow::postWSPRDecode (bool is_new, QStringList parts)
{
  if (parts.size () < 8) parts.insert (6, "");

  m_messageClient->WSPR_decode (is_new, QTime::fromString (parts[0], "hhmm"), parts[1].toInt ()
                                , parts[2].toFloat (), Radio::frequency (parts[3].toFloat (), 6)
                                , parts[4].toInt (), parts[5], parts[6], parts[7].toInt (), m_diskData);
}

void MainWindow::networkError (QString const& e)
{
  if (JTDXMessageBox::Retry == JTDXMessageBox::warning_message (this, "", tr ("Network Error")
                                                  , tr ("Error: %1\nUDP server %2:%3")
                                                  .arg (e)
                                                  .arg (m_config.udp_server_name ())
                                                  .arg (m_config.udp_server_port ())
                                                  , "", JTDXMessageBox::Cancel | JTDXMessageBox::Retry, JTDXMessageBox::Cancel))
    {
      // retry server lookup
      m_messageClient->set_server (m_config.udp_server_name ());
    }
}

void MainWindow::p1ReadFromStdout()                        //p1readFromStdout
{
  while(p1.canReadLine()) {
    QString t = QString(p1.readLine());
    if(ui->cbNoOwnCall->isChecked()) {
      if(t.contains(" " + m_config.my_callsign() + " ")) continue;
      if(t.contains(" <" + m_config.my_callsign() + "> ")) continue;
    }
    QString t1;
    if(t.indexOf("<DecodeFinished>") >= 0) {
      m_bDecoded = m_nWSPRdecodes > 0;
      if(!m_diskData) {
        WSPR_history(m_dialFreqRxWSPR, m_nWSPRdecodes);
        if(m_nWSPRdecodes==0 and ui->band_hopping_group_box->isChecked()) {
          t = " Receiving " + m_mode + " ----------------------- " +
              m_config.bands ()->find (m_dialFreqRxWSPR);
          t=WSPR_hhmm(-60) + ' ' + t.rightJustified (66, '-');
          ui->decodedTextBrowser->appendText(t);
        }
        killFileTimer.start (int(750.0*m_TRperiod)); //Kill 3/4 period from now
      }
      m_nWSPRdecodes=0;
      ui->DecodeButton->setChecked (false);
      if(m_uploadSpots
         && m_config.is_transceiver_online ()) { // need working rig control
#if QT_VERSION >= QT_VERSION_CHECK (5, 15, 0)
        uploadTimer.start(QRandomGenerator::global ()->bounded (0, 20000)); // Upload delay
#else
        uploadTimer.start(20000 * qrand()/((double)RAND_MAX + 1.0)); // Upload delay
#endif
      } else {
        QFile f(QDir::toNativeSeparators(m_dataDir.absolutePath()) + "/wspr_spots.txt");
        if(f.exists()) f.remove();
      }
      m_RxLog=0;
      m_startAnother=m_loopall;
      m_blankLine=true;
      m_decoderBusy = false;
      statusUpdate ();
    } else {

      int n=t.length();
      t=t.left(n-2) + "                                                  ";
      t.remove(QRegularExpression("\\s+$"));
      QStringList rxFields = t.split(QRegularExpression("\\s+"));
      QString rxLine;
      QString grid="";
      if ( rxFields.count() == 8 ) {
          rxLine = QString("%1 %2 %3 %4 %5   %6  %7  %8")
                  .arg(rxFields.at(0), 4)
                  .arg(rxFields.at(1), 4)
                  .arg(rxFields.at(2), 5)
                  .arg(rxFields.at(3), 11)
                  .arg(rxFields.at(4), 4)
                  .arg(rxFields.at(5).leftJustified (12))
                  .arg(rxFields.at(6), -6)
                  .arg(rxFields.at(7), 3);
          postWSPRDecode (true, rxFields);
          grid = rxFields.at(6);
      } else if ( rxFields.count() == 7 ) { // Type 2 message
          rxLine = QString("%1 %2 %3 %4 %5   %6  %7  %8")
                  .arg(rxFields.at(0), 4)
                  .arg(rxFields.at(1), 4)
                  .arg(rxFields.at(2), 5)
                  .arg(rxFields.at(3), 11)
                  .arg(rxFields.at(4), 4)
                  .arg(rxFields.at(5).leftJustified (12))
                  .arg("", -6)
                  .arg(rxFields.at(6), 3);
          postWSPRDecode (true, rxFields);
      } else {
          rxLine = t;
      }
      if(!grid.isEmpty ()) {
        double utch=0.0;
        int nAz,nEl,nDmiles,nDkm,nHotAz,nHotABetter;
        azdist_(const_cast <char *> ((m_config.my_grid () + "        ").left (8).toLatin1().constData()),
                const_cast <char *> ((grid + "        ").left (8).toLatin1().constData()),&utch,
                &nAz,&nEl,&nDmiles,&nDkm,&nHotAz,&nHotABetter,8,8);
        if(m_config.miles()) {
          t1 = QString::asprintf("%7d",nDmiles);
        } else {
          t1 = QString::asprintf("%7d",nDkm);
        }
        rxLine += t1;
      }

      if (m_config.insert_blank () && m_blankLine) {
        QString band;
        Frequency f=1000000.0*rxFields.at(3).toDouble()+0.5;
        band = ' ' + m_config.bands ()->find (f);
        ui->decodedTextBrowser->appendText(band.rightJustified (71, '-'));
        m_blankLine = false;
      }
      m_nWSPRdecodes += 1;
      ui->decodedTextBrowser->appendText(rxLine);
    }
  }
}

QString MainWindow::WSPR_hhmm(int n)
{
  QDateTime t=m_jtdxtime->currentDateTimeUtc2().addSecs(n);
  int m=t.toString("hhmm").toInt()/2;
  QString t1;
  t1 = QString::asprintf("%04d",2*m);
  return t1;
}

void MainWindow::WSPR_history(Frequency dialFreq, int ndecodes)
{
  QDateTime t=m_jtdxtime->currentDateTimeUtc2().addSecs(-60);
  QString t1=t.toString("yyMMdd");
  QString t2=WSPR_hhmm(-60);
  QString t3;
  t3 = QString::asprintf("%13.6f",0.000001*dialFreq);
  if(ndecodes<0) {
    t1=t1 + " " + t2 + t3 + "  T";
  } else {
    QString t4;
    t4 = QString::asprintf("%4d",ndecodes);
    t1=t1 + " " + t2 + t3 + "  R" + t4;
  }
  QFile f {m_dataDir.absoluteFilePath ("WSPR_history.txt")};
  if (f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append)) {
    QTextStream out(&f);
    out << t1 <<
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
                 endl;
#else
                 Qt::endl;
#endif

    f.close();
  } else {
    JTDXMessageBox::warning_message (this, "", tr ("File Error")
                                 , tr ("Cannot open \"%1\" for append: %2")
                                 .arg (f.fileName ()).arg (f.errorString ()));
  }
}

void MainWindow::uploadSpots()
{
  // do not spot replays or if rig control not working
  if(m_diskData || !m_config.is_transceiver_online ()) return;
  if(m_uploading) {
    qDebug() << "Previous upload has not completed, spots were lost";
    wsprNet->abortOutstandingRequests ();
    m_uploading = false;
  }
  QString rfreq = QString("%1").arg(0.000001*(m_dialFreqRxWSPR + 1500), 0, 'f', 6);
  QString tfreq = QString("%1").arg(0.000001*(m_dialFreqRxWSPR +
                        ui->TxFreqSpinBox->value()), 0, 'f', 6);
  wsprNet->upload(m_config.my_callsign(), m_config.my_grid(), rfreq, tfreq,
                  m_mode, QString::number(ui->enableTxButton->isChecked() ? m_pctx : 0),
                  QString::number(m_dBm), version(),
                  QDir::toNativeSeparators(m_dataDir.absolutePath()) + "/wspr_spots.txt");
  m_uploading = true;
}

void MainWindow::uploadResponse(QString response)
{
  if (response == "done") {
    m_uploading=false;
  } else {
    if (response.startsWith ("Upload Failed")) m_uploading=false;
    qDebug () << "WSPRnet.org status:" << response;
  }
}

void MainWindow::on_TxPowerComboBox_currentIndexChanged(const QString &arg1)
{
  int i1=arg1.indexOf(" ");
  m_dBm=arg1.left(i1).toInt();
}

void MainWindow::on_sbTxPercent_valueChanged(int n)
{
  m_pctx=n;
  if(m_pctx>0) {
    ui->pbTxNext->setEnabled(true);
  } else {
    m_txNext=false;
    ui->pbTxNext->setChecked(false);
    ui->pbTxNext->setEnabled(false);
  }
}

void MainWindow::on_cbUploadWSPR_Spots_toggled(bool b)
{
  m_uploadSpots=b;
  if(m_uploadSpots) ui->cbUploadWSPR_Spots->setStyleSheet("");
  if(!m_uploadSpots) ui->cbUploadWSPR_Spots->setStyleSheet(QString("QCheckBox{background: %1}").arg(Radio::convert_dark("#ffff00",m_useDarkStyle)));
}

void MainWindow::on_WSPRfreqSpinBox_valueChanged(int n)
{
  ui->TxFreqSpinBox->setValue(n);
}

void MainWindow::on_pbTxNext_clicked(bool b)
{
  m_txNext=b;
}

void MainWindow::WSPR_scheduling ()
{
  m_WSPR_tx_next = false;
  if (m_config.is_transceiver_online () // need working rig control for hopping
      && !m_config.is_dummy_rig ()
      && ui->band_hopping_group_box->isChecked ()) {
    auto hop_data = m_WSPR_band_hopping.next_hop (m_enableTx);
    qDebug () << "hop data: period:" << hop_data.period_name_
              << "frequencies index:" << hop_data.frequencies_index_
              << "tune:" << hop_data.tune_required_
              << "tx:" << hop_data.tx_next_;
    m_WSPR_tx_next = hop_data.tx_next_;
    if (hop_data.frequencies_index_ >= 0) { // new band
      ui->bandComboBox->setCurrentIndex (hop_data.frequencies_index_);
      on_bandComboBox_activated (hop_data.frequencies_index_);
      m_cmnd.clear ();
      QStringList prefixes {".bat", ".cmd", ".exe", ""};
      for (auto const& prefix : prefixes)
        {
          auto const& path = m_appDir + "/user_hardware" + prefix;
          QFile f {path};
          if (f.exists ()) {
            m_cmnd = QDir::toNativeSeparators (f.fileName ()) + ' ' +
              m_config.bands ()->find (m_freqNominal).remove ('m');
          }
        }
      if(!m_cmnd.isEmpty ()) p3.start(m_cmnd);     // Execute user's hardware controller

      // Produce a short tuneup signal
      m_tuneup = false;
      if (hop_data.tune_required_) {
        m_tuneup = true;
        on_tuneButton_clicked (true);
        tuneATU_Timer.start (2500);
      }
    }
  }
  else {
    m_WSPR_tx_next = m_WSPR_band_hopping.next_is_tx ();
  }
}

void MainWindow::setRig ()
{
  if(m_transmitting && !m_config.tx_QSY_allowed ()) return;
  if ((m_monitoring || m_transmitting) && m_config.transceiver_online ()) {
      if(m_transmitting && m_config.split_mode ()) { Q_EMIT m_config.transceiver_tx_frequency (m_freqTxNominal); }
      else { Q_EMIT m_config.transceiver_frequency (m_freqNominal); }
      Q_EMIT m_config.transceiver_ft4_mode (m_mode == "FT4");
  }
}

void MainWindow::on_the_minute ()
{
  if(minuteTimer.isSingleShot ()) { minuteTimer.setSingleShot (false); minuteTimer.start (60 * 1000); } // run free
  else {
    auto const& ms_error = ms_minute_error (m_jtdxtime);
    // keep drift within +-1s
    if (qAbs (ms_error) > 1000) { minuteTimer.setSingleShot (true); minuteTimer.start (ms_error + 60 * 1000); }
    }
  if(m_config.watchdog () && !m_mode.startsWith ("WSPR")) {
    qint64 deltasec=(m_jtdxtime->currentMSecsSinceEpoch2()/1000) - m_secTxStopped;
    bool update=true;
    if(!m_txwatchdog) {
       if(m_modeTx=="FT8") { if(deltasec > 32) update=false; }
       else if(m_modeTx=="FT4") { if(deltasec > 16) update=false; } //to be checked
       else { if(deltasec > 134) update=false; }
    }
    if (update && (m_idleMinutes < m_config.watchdog ())) { ++m_idleMinutes; update_watchdog_label (); }
  }
  else { txwatchdog (false); }
  //3...4 minutes to stop AP decoding
  if(!m_transmitting && m_mode=="FT8" && (m_jtdxtime->currentMSecsSinceEpoch2()-m_mslastTX) > 120000) m_lapmyc=0;
}

void MainWindow::toggle_skipTx1 ()
{
  if(m_bMyCallStd) {
    if(!ui->skipTx1->isEnabled()) { if(!m_houndMode) ui->skipTx1->setEnabled(true); ui->skipGrid->setEnabled(true); }
  } else {
    if(m_skipTx1) { m_skipTx1=false; ui->skipTx1->setChecked(false); ui->skipGrid->setChecked(false); }
    ui->skipTx1->setEnabled(false); ui->skipGrid->setEnabled(false);
  }
}

void MainWindow::statusUpdate () const
{
  if (!ui) return;
  QChar submode {0};
  m_messageClient->status_update (m_freqNominal, m_mode, m_hisCall,
                                  QString::number (ui->rptSpinBox->value ()),
                                  m_modeTx, ui->enableTxButton->isChecked (),
                                  m_transmitting, m_decoderBusy,
                                  ui->RxFreqSpinBox->value (), ui->TxFreqSpinBox->value (),
                                  m_config.my_callsign (), m_config.my_grid (),
                                  m_hisGrid, m_txwatchdog, submode != QChar::Null ? QString {submode} : QString {},
                                  false, m_txFirst);
}

void MainWindow::childEvent (QChildEvent * e)
{
  if (e->child ()->isWidgetType ())
    {
      switch (e->type ())
        {
        case QEvent::ChildAdded: add_child_to_event_filter (e->child ()); break;
        case QEvent::ChildRemoved: remove_child_from_event_filter (e->child ()); break;
        default: break;
        }
    }
  QMainWindow::childEvent (e);
}

// add widget and any child widgets to our event filter so that we can
// take action on key press and mouse press events anywhere in the main window
void MainWindow::add_child_to_event_filter (QObject * target)
{
  if (target && target->isWidgetType ())
    {
      target->installEventFilter (this);
    }
  auto const& children = target->children ();
  for (auto iter = children.begin (); iter != children.end (); ++iter)
    {
      add_child_to_event_filter (*iter);
    }
}

// recursively remove widget and any child widgets from our event filter
void MainWindow::remove_child_from_event_filter (QObject * target)
{
  auto const& children = target->children ();
  for (auto iter = children.begin (); iter != children.end (); ++iter)
    {
      remove_child_from_event_filter (*iter);
    }
  if (target && target->isWidgetType ())
    {
      target->removeEventFilter (this);
    }
}


void MainWindow::txwatchdog (bool triggered)
{
  auto prior = m_txwatchdog;
  m_txwatchdog = triggered;
  if (triggered)
    {
      m_bTxTime=false;
      if (m_enableTx) enableTx_mode (false);
      tx_status_label->setStyleSheet (QString("QLabel{background: %1}").arg(Radio::convert_dark("#ff8080",m_useDarkStyle)));
      tx_status_label->setText (tr("Tx watchdog expired"));
    }
  else
    {
      m_idleMinutes = 0;
      update_watchdog_label ();
    }
  if (prior != triggered) statusUpdate ();
}

void MainWindow::update_watchdog_label ()
{
  if (m_config.watchdog () && !m_mode.startsWith ("WSPR"))
    {
      txwatchdog_label->setText (QString {tr("WD %1m")}.arg (m_config.watchdog () - m_idleMinutes));
      txwatchdog_label->setVisible (true);
    }
  else
    {
      txwatchdog_label->setText (QString {});
      txwatchdog_label->setVisible (false);
    }
}

void MainWindow::on_cbMenus_toggled(bool b)
{
  m_menus=b;
  hideMenus(!b);
  minimumSize().setHeight(422); 
  minimumSize().setWidth(733);
  dynamicButtonsInit();
}

void MainWindow::on_cbShowWanted_toggled(bool b)
{
  m_wantedchkd=b;
  ui->labWantCall->setVisible(b); ui->wantedCall->setVisible(b); ui->labWantCountry->setVisible(b); ui->wantedCountry->setVisible(b);
  ui->labWantPfx->setVisible(b); ui->wantedPrefix->setVisible(b); ui->labWantGrid->setVisible(b); ui->wantedGrid->setVisible(b);
  ui->cbClearCallsign->setVisible(b); ui->cbClearGrid->setVisible(b); dynamicButtonsInit();
}

void MainWindow::on_cbShowSpot_toggled(bool b) 
{
  ui->spotMsgLabel->setVisible(b); ui->spotEditLabel->setVisible(b);  ui->spotLineEdit->setVisible(b); ui->propEditLabel->setVisible(b); ui->propLineEdit->setVisible(b);
}

void MainWindow::dynamicButtonsInit()
{
  QSize size=this->size();
  int height=size.height();
  if(m_menus) {
    if(!m_wantedchkd) {
      if(height <= 435) { ui->bypassButton->hide(); ui->singleQSOButton->hide(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
      else if(height > 435 && height <= 475) { ui->bypassButton->show(); ui->singleQSOButton->hide(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
      else if(height > 475 && height <= 500) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
      else if(height > 500 && height <= 525) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->show(); ui->stopButton->hide(); }
      else if(height > 525) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->show(); ui->stopButton->show(); }
    } else {
      if(height <= 415) { ui->bypassButton->hide(); ui->singleQSOButton->hide(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
      else if(height > 415 && height <= 450) { ui->bypassButton->show(); ui->singleQSOButton->hide(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
      else if(height > 450 && height <= 485) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
      else if(height > 485 && height <= 520) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->show(); ui->stopButton->hide(); }
      else if(height > 520) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->show(); ui->stopButton->show(); }
    }
  } else {
    if(height <= 425) { ui->bypassButton->hide(); ui->singleQSOButton->hide(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
    else if(height > 425 && height <= 450) { ui->bypassButton->show(); ui->singleQSOButton->hide(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
    else if(height > 450 && height <= 475) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->hide(); ui->stopButton->hide(); }
    else if(height > 475 && height <= 500) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->show(); ui->stopButton->hide(); }
    else if(height > 500) { ui->bypassButton->show(); ui->singleQSOButton->show(); ui->AnsB4Button->show(); ui->stopButton->show(); }
  }
}