ToggleButton.Unchecked 事件

  • 参考

定义

命名空间:
System.Windows.Controls.Primitives
程序集:
PresentationFramework.dll

在未选中 ToggleButton 时发生。

public:
 event System::Windows::RoutedEventHandler ^ Unchecked;
public event System.Windows.RoutedEventHandler Unchecked;
member this.Unchecked : System.Windows.RoutedEventHandler 
Public Custom Event Unchecked As RoutedEventHandler

事件类型

RoutedEventHandler

示例

以下示例更改订阅 Checked 了 和 UncheckedEvent 事件，以更改 FontStyle 、 textBlock1的 。TextBlock

<CheckBox Name="chkbox" Content="Italicize text"
          Checked="chkbox_Checked"
          Unchecked="chkbox_Unchecked"/>

<TextBlock Name="textBlock1" FontSize="14">
  The quick brown fox jumps over the lazy dog.
</TextBlock>

void chkbox_Unchecked(object sender, RoutedEventArgs e)
{
    textBlock1.FontStyle = FontStyles.Normal;
}

void chkbox_Checked(object sender, RoutedEventArgs e)
{
    textBlock1.FontStyle = FontStyles.Italic;
}

Private Sub chkbox_Unchecked(ByVal sender As Object, ByVal e As RoutedEventArgs)
    textBlock1.FontStyle = FontStyles.Normal
End Sub

Private Sub chkbox_Checked(ByVal sender As Object, ByVal e As RoutedEventArgs)
    textBlock1.FontStyle = FontStyles.Italic
End Sub

注解

路由事件信息
标识符字段 UncheckedEvent
路由策略 鼓 泡
委托 RoutedEventHandler

适用于