SettingChangingEventHandler 委托

定义

表示用来处理 SettingChanging 事件的方法。Represents the method that will handle the SettingChanging event.

public delegate void SettingChangingEventHandler(System::Object ^ sender, SettingChangingEventArgs ^ e);
public delegate void SettingChangingEventHandler(object sender, SettingChangingEventArgs e);
type SettingChangingEventHandler = delegate of obj * SettingChangingEventArgs -> unit
Public Delegate Sub SettingChangingEventHandler(sender As Object, e As SettingChangingEventArgs)

参数

sender
Object

事件的源,通常为从 ApplicationSettingsBase 类派生的应用程序设置包装类。The source of the event, typically an application settings wrapper class derived from the ApplicationSettingsBase class.

e
SettingChangingEventArgs

包含事件数据的 SettingChangingEventArgsA SettingChangingEventArgs containing the data for the event.

继承
SettingChangingEventHandler

注解

SettingChanging 事件发生在应用程序设置属性的值更改之前,通常通过调用 Item[String] 方法进行。The SettingChanging event occurs before the value of an application settings property is changed, typically through a call to the Item[String] method. 可以通过 SettingChangingEventArgs 事件数据类取消 SettingChangingSettingChanging can be canceled through the SettingChangingEventArgs event data class.

扩展方法

GetMethodInfo(Delegate)

获取指示指定委托表示的方法的对象。Gets an object that represents the method represented by the specified delegate.

适用于

另请参阅