PropertyChangingEventHandler 委托

定义

命名空间:

Microsoft.Maui.Controls

程序集:

Microsoft.Maui.Controls.dll

public delegate void PropertyChangingEventHandler(System::Object ^ sender, PropertyChangingEventArgs ^ e);

public delegate void PropertyChangingEventHandler(object sender, PropertyChangingEventArgs e);

type PropertyChangingEventHandler = delegate of obj * PropertyChangingEventArgs -> unit

Public Delegate Sub PropertyChangingEventHandler(sender As Object, e As PropertyChangingEventArgs)

参数

sender

Object

e

PropertyChangingEventArgs