mirror of
https://github.com/JS8Call-improved/JS8Call-improved
synced 2026-08-13 17:47:36 -04:00
6103d58983
gcc will complain about it. Did not add a default: switch for gcc as this is coded primarily for LLVM-clang - Replace deprecated invalidateFilter() with the Qt 6.11 pattern beginFilterChange() / endFilterChange()
86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/**
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* @file CandidateKeyFilter.cpp
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* @brief Implementation of CandidateKeyFilter
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*/
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#include "CandidateKeyFilter.h"
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#include "JS8_Include/pimpl_impl.h"
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#include <QAbstractItemModel>
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#include <QModelIndex>
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class CandidateKeyFilter::impl final {
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public:
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explicit impl(int referenced_key_column, int referenced_key_role,
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QAbstractItemModel const *referencing_model,
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int referencing_key_column, int referencing_key_role)
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: referencing_{referencing_model},
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referencing_key_column_{referencing_key_column},
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referencing_key_role_{referencing_key_role},
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referenced_key_column_{referenced_key_column},
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referenced_key_role_{referenced_key_role} {}
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QAbstractItemModel const *referencing_;
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int referencing_key_column_;
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int referencing_key_role_;
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int referenced_key_column_;
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int referenced_key_role_;
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QModelIndex active_key_;
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};
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CandidateKeyFilter::CandidateKeyFilter(QAbstractItemModel *referenced_model,
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int referenced_key_column,
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QObject *parent, int referenced_key_role)
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: QSortFilterProxyModel{parent},
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m_{referenced_key_column, referenced_key_role, nullptr, 0, Qt::EditRole} {
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setSourceModel(referenced_model);
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}
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CandidateKeyFilter::CandidateKeyFilter(
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QAbstractItemModel *referenced_model,
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QAbstractItemModel const *referencing_model, int referenced_key_column,
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int referencing_key_column, QObject *parent, int referenced_key_role,
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int referencing_key_role)
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: QSortFilterProxyModel{parent},
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m_{referenced_key_column, referenced_key_role, referencing_model,
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referencing_key_column, referencing_key_role} {
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setSourceModel(referenced_model);
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}
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CandidateKeyFilter::~CandidateKeyFilter() {}
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void CandidateKeyFilter::set_active_key(QModelIndex const &index) {
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if (m_->referencing_) {
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beginFilterChange();
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if (index.isValid()) {
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Q_ASSERT(index.column() == m_->referencing_key_column_);
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m_->active_key_ = index;
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}
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endFilterChange();
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}
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}
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bool CandidateKeyFilter::filterAcceptsRow(
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int candidate_row, QModelIndex const &candidate_parent) const {
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if (!m_->referencing_) // many to many passes all
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{
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return true;
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}
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auto candidate_key =
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sourceModel()
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->index(candidate_row, m_->referenced_key_column_, candidate_parent)
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.data(m_->referenced_key_role_);
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// Include the current key.
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if (m_->active_key_.isValid() &&
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candidate_key == m_->active_key_.data(m_->referencing_key_role_)) {
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return true;
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}
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// Filter out any candidates already in the referencing key rows.
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return m_->referencing_
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->match(m_->referencing_->index(0, m_->referencing_key_column_),
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m_->referencing_key_role_, candidate_key, 1, Qt::MatchExactly)
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.isEmpty();
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}
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