33 lines
792 B
C#
33 lines
792 B
C#
using System.Windows;
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using System.Windows.Input;
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namespace WPF路由事件_5_处理按键事件;
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/// <summary>
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/// Interaction logic for MainWindow.xaml
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/// </summary>
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public partial class MainWindow : Window
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{
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public MainWindow()
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{
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InitializeComponent();
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}
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private void UIElement_OnPreviewKeyDown(object sender, KeyEventArgs e)
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{
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// 忽略键盘长按结果
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if ((bool)CheckBox.IsChecked! && e.IsRepeat) return;
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ListBox.Items.Add($"Event:{e.RoutedEvent} Key: {e.Key}");
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}
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private void ButtonBase_OnClick(object sender, RoutedEventArgs e)
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{
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ListBox.Items.Clear();
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}
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private void UIElement_OnPreviewTextInput(object sender, TextCompositionEventArgs e)
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{
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Console.WriteLine(e.Text);
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}
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} |