ActiveDesignSurfaceChangedEventHandler 委托

定义

命名空间:

System.ComponentModel.Design

程序集:

System.Windows.Forms.Design.dll

表示将用来处理 ActiveDesignSurfaceChanged 的 DesignSurfaceManager 事件的方法。 此类不能被继承。

public delegate void ActiveDesignSurfaceChangedEventHandler(System::Object ^ sender, ActiveDesignSurfaceChangedEventArgs ^ e);

public delegate void ActiveDesignSurfaceChangedEventHandler(object sender, ActiveDesignSurfaceChangedEventArgs e);

type ActiveDesignSurfaceChangedEventHandler = delegate of obj * ActiveDesignSurfaceChangedEventArgs -> unit

Public Delegate Sub ActiveDesignSurfaceChangedEventHandler(sender As Object, e As ActiveDesignSurfaceChangedEventArgs)

参数

sender

Object

事件的源，即 DesignSurfaceManager。

e

ActiveDesignSurfaceChangedEventArgs

包含事件数据的 ActiveDesignSurfaceChangedEventArgs。

注解

创建 ActiveDesignSurfaceChangedEventHandler 委托时，会标识一个用于处理事件的方法。 若要将事件与事件处理程序关联，请将该委托的一个实例添加到事件中。 除非移除了该委托，否则每当发生该事件时就会调用事件处理程序。 有关事件处理程序委托的详细信息，请参阅 处理和引发事件。

扩展方法