ExtenderControl.OnPreRender(EventArgs) 方法
定义
引发 OnPreRender(EventArgs) 事件,并将扩展程序脚本控件注册到 ScriptManager 控件。Raises the OnPreRender(EventArgs) event and registers the extender control with the ScriptManager control.
protected public:
override void OnPreRender(EventArgs ^ e);
protected internal override void OnPreRender (EventArgs e);
override this.OnPreRender : EventArgs -> unit
Protected Friend Overrides Sub OnPreRender (e As EventArgs)
参数
注解
PreRender引发基类的事件后,该 OnPreRender 方法会向控件注册扩展程序控件 ScriptManager 。After the PreRender event of the base class is raised, the OnPreRender method registers the extender control with the ScriptManager control.