ToggleButton.Checked 事件

定义

命名空间:

System.Windows.Controls.Primitives

程序集:

PresentationFramework.dll

在选中 ToggleButton 时发生。

public:
 event System::Windows::RoutedEventHandler ^ Checked;

public event System.Windows.RoutedEventHandler Checked;

member this.Checked : System.Windows.RoutedEventHandler 

Public Custom Event Checked 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	CheckedEvent
路由策略	鼓 泡
委托	RoutedEventHandler