TreeView.OnAfterCollapse(TreeViewEventArgs) 方法

定义

引发 AfterCollapse 事件。

protected:
 virtual void OnAfterCollapse(System::Windows::Forms::TreeViewEventArgs ^ e);
protected public:
 virtual void OnAfterCollapse(System::Windows::Forms::TreeViewEventArgs ^ e);
protected virtual void OnAfterCollapse (System.Windows.Forms.TreeViewEventArgs e);
protected internal virtual void OnAfterCollapse (System.Windows.Forms.TreeViewEventArgs e);
abstract member OnAfterCollapse : System.Windows.Forms.TreeViewEventArgs -> unit
override this.OnAfterCollapse : System.Windows.Forms.TreeViewEventArgs -> unit
Protected Overridable Sub OnAfterCollapse (e As TreeViewEventArgs)
Protected Friend Overridable Sub OnAfterCollapse (e As TreeViewEventArgs)

参数

e
TreeViewEventArgs

包含事件数据的 TreeViewEventArgs

注解

引发事件时,将通过委托调用事件处理程序。 有关详细信息,请参阅 处理和引发事件

OnAfterCollapse 方法还允许派生类对事件进行处理而不必附加委托。 这是在派生类中处理事件的首选技术。

继承者说明

在派生类中重写 OnAfterCollapse(TreeViewEventArgs) 时,一定要调用基类的 OnAfterCollapse(TreeViewEventArgs) 方法,以便已注册的委托对事件进行接收。

适用于

另请参阅