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CommandParameter pass SelectedItem of control <ListBox.ContextMenu> <ContextMenu> <MenuItem Header="Save Image" Command="{Binding SaveImgCommand}" Com 阅读全文
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<Window x:Class="WpfApp399.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2 阅读全文
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<DataGrid ItemsSource="{StaticResource booksData}" EnableColumnVirtualization="True" EnableRowVirtualization="True" FrozenColumnCount="2" AreRowDetail 阅读全文
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<Grid> <DataGrid ItemsSource="{StaticResource booksData}" EnableColumnVirtualization="True" EnableRowVirtualization="True" RowDetailsVisibilityMode="V 阅读全文
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<DataGrid ItemsSource="{StaticResource booksData}" ClipboardCopyMode="IncludeHeader"/> //xaml <Window x:Class="WpfApp398.MainWindow" xmlns="http://sch 阅读全文
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System.Collections.IList items = (System.Collections.IList)obj; var booksList = items.Cast<Book>()?.ToList(); 阅读全文
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SelectedItems convert to IList as below failed; IList<Book> collection2 = (IList<Book>)obj; System.InvalidCastException HResult=0x80004002 Message=Una 阅读全文
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private void SelectedCommandExecuted(object obj) { if (obj != null && obj is DataGrid dg) { if (dg != null) { var selectedBks = dg.SelectedItems; if ( 阅读全文
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<Window x:Class="WpfApp397.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2 阅读全文
WPF DataGrid DataGridTextColumn DataGridCheckBoxColumn DataGridCheckBoxColumn DataGridTemplateColumn
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<Window x:Class="WpfApp397.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2 阅读全文
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<Window.Resources> <ObjectDataProvider x:Key="kindEnum" MethodName="GetValues" ObjectType="{x:Type sys:Enum}"> <ObjectDataProvider.MethodParameters> < 阅读全文