語言

MenuItem.Unchecked 活動

定義

當 a MenuItem 未被檢查時會發生。

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

事件類型

範例

以下範例展示了如何處理該 Unchecked 事件。

<MenuItem Header="_Bold" IsCheckable="True"
          Checked="Bold_Checked"
          Unchecked="Bold_Unchecked"/>
private void Bold_Checked(object sender, RoutedEventArgs e)
{
    textBox1.FontWeight = FontWeights.Bold;
}

private void Bold_Unchecked(object sender, RoutedEventArgs e)
{
    textBox1.FontWeight = FontWeights.Normal;
}
Private Sub Bold_Checked(ByVal sender As Object, ByVal e As RoutedEventArgs)
    textBox1.FontWeight = FontWeights.Bold
End Sub

Private Sub Bold_Unchecked(ByVal sender As Object, ByVal e As RoutedEventArgs)
    textBox1.FontWeight = FontWeights.Normal
End Sub

備註

路由事件資訊

Item 價值觀
識別碼欄位 UncheckedEvent
路由策略 氣泡
代理人 RoutedEventHandler

適用於