TreeViewItem.OnExpanded(RoutedEventArgs) 方法

定義

命名空間:

System.Windows.Controls

組件:

PresentationFramework.dll

當 Expanded 屬性從 false 變更為 true 時，就會引發 IsExpanded 事件。

protected:
 virtual void OnExpanded(System::Windows::RoutedEventArgs ^ e);

protected virtual void OnExpanded (System.Windows.RoutedEventArgs e);

abstract member OnExpanded : System.Windows.RoutedEventArgs -> unit
override this.OnExpanded : System.Windows.RoutedEventArgs -> unit

Protected Overridable Sub OnExpanded (e As RoutedEventArgs)

參數

e

RoutedEventArgs

事件引數。