WPF 附件路由事件

public class Person

{

public static readonly RoutedEvent NameChangedEvent = EventManager.RegisterRoutedEvent("NameChanged", RoutingStrategy.Bubble,typeof(RoutedEventHandler),typeof(Person));

//为界面添加路由侦听

public static void AddNameChangedHandle(DependencyObject d,RoutedEventHandler h)

{

UIElement e = d as UIElement;

if(null!=e)

{

e.AddHandler(NameChangedEvent, h);

}

}

//移除侦听

public static void RemoveNameChangedHandle(DependencyObject d,RoutedEventHandler h)

{

UIElement e = d as UIElement;

if(null!=e)

{

e.RemoveHandler(NameChangedEvent,h);

}

}

public int Id { get; set; }

public string Name { get; set; }

}

<Window x:Class="WpfApplication1.Window27"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

Title="Window27" Height="272" Width="349">

<Grid x:Name="gd_main">

<Button Content="Button"  x:Name="button1" Width="75" Height="75" Margin="10" Click="button1_Click" />

</Grid>

</Window>

public partial class Window27 : Window

{

public Window27()

{

InitializeComponent();

//为外层Grid添加路由事件

Person.AddNameChangedHandle(this.gd_main, new RoutedEventHandler(PersonNameChanged));

}

private void PersonNameChanged(object obj, RoutedEventArgs e)

{

MessageBox.Show((e.OriginalSource as Person).Name);

}

private void button1_Click(object sender, RoutedEventArgs e)

{

Person persion = new Person();

persion.Id = 0;

persion.Name = "Darren";

//准备事件消息并发送路由事件

RoutedEventArgs arg = new RoutedEventArgs(Person.NameChangedEvent, persion);

this.button1.RaiseEvent(arg);

}

}