70 lines
No EOL
2.1 KiB
Text
70 lines
No EOL
2.1 KiB
Text
@using Microsoft.AspNetCore.Components.Server.ProtectedBrowserStorage;
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@inject ProtectedLocalStorage BrowserStorage
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<Drawer Closable="true" Visible="@Visible" Placement="DrawerPlacement.Right" Title="@("Columns")" OnClose="() => Close()">
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<Flex Vertical Gap="FlexGap.Small">
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@foreach (var column in ColumnVisibility.Keys)
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{
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<Switch Checked="ColumnVisibility[column]" OnChange="(state) => ChangeColumnVisibility(column, state)"/> @column
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}
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</Flex>
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</Drawer>
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@code {
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[Parameter] public string Key { get; set; }
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[Parameter] public bool Visible { get; set; }
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[Parameter] public EventCallback<bool> VisibleChanged { get; set; }
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Dictionary<string, bool> ColumnVisibility = new Dictionary<string, bool>();
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protected override async Task OnAfterRenderAsync(bool firstRender)
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{
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if (firstRender)
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{
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try
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{
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var storedColumnVisibility = await BrowserStorage.GetAsync<Dictionary<string, bool>>($"Views.{Key}.ColumnPicker");
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if (storedColumnVisibility.Success && storedColumnVisibility.Value != null)
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ColumnVisibility = storedColumnVisibility.Value;
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StateHasChanged();
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}
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catch
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{
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ColumnVisibility = new Dictionary<string, bool>();
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await BrowserStorage.SetAsync($"Views.{Key}.FieldPicker", ColumnVisibility);
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}
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}
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}
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public bool IsColumnHidden(string columnName, bool isDefault = true)
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{
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if (!ColumnVisibility.ContainsKey(columnName))
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ColumnVisibility[columnName] = isDefault;
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return !ColumnVisibility[columnName];
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}
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protected override void OnParametersSet()
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{
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base.OnParametersSet();
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if (ColumnVisibility == null)
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ColumnVisibility = new Dictionary<string, bool>();
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}
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async Task ChangeColumnVisibility(string column, bool state)
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{
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ColumnVisibility[column] = state;
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await InvokeAsync(StateHasChanged);
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}
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async Task Close()
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{
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Visible = false;
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await VisibleChanged.InvokeAsync();
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}
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} |