ComboBox.OnDropDownOpened(EventArgs) 方法

定義

命名空間:

System.Windows.Controls

組件:

PresentationFramework.dll

當下拉式方塊的快顯開啟時報告。

protected:
 virtual void OnDropDownOpened(EventArgs ^ e);

protected virtual void OnDropDownOpened (EventArgs e);

abstract member OnDropDownOpened : EventArgs -> unit
override this.OnDropDownOpened : EventArgs -> unit

Protected Overridable Sub OnDropDownOpened (e As EventArgs)

參數

e

EventArgs

DropDownOpened 事件的事件資料。