wpf 路由事件 代码片段

<?xml version="1.0" encoding="utf-8" ?>
<CodeSnippets  xmlns="http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet">
    <CodeSnippet Format="1.0.0">
        <Header>
            <Title>Define a RoutedEvent</Title>
            <Shortcut>revent</Shortcut>
            <Description>Code snippet for a event using RoutedEvent</Description>
            <Author>Nathan Zaugg</Author>
            <SnippetTypes>
                <SnippetType>Expansion</SnippetType>
            </SnippetTypes>
        </Header>
        <Snippet>
            <Declarations>
                <Literal>
                    <ID>eventhandlertype</ID>
                    <ToolTip>Event Handler Type Type</ToolTip>
                    <Default>RoutedEventHandler</Default>
                </Literal>
                <Literal>
                    <ID>name</ID>
                    <ToolTip>Event Name</ToolTip>
                    <Default>MyEvent</Default>
                </Literal>
                <Literal>
                    <ID>ownerclass</ID>
                    <ToolTip>The owning class of this Property.  
                           Typically the class that it is declared in.</ToolTip>
                    <Default>ownerclass</Default>
                </Literal>
                <Literal>
                    <ID>routingstratigy</ID>
                    <ToolTip>The routing stratigy for this event.</ToolTip>
                    <Default>Bubble</Default>
                </Literal>
            </Declarations>
            <Code Language="csharp">
                <![CDATA[

// Provide CLR accessors for the event
public event RoutedEventHandler $name$
{
        add { AddHandler($name$Event, value); }
        remove { RemoveHandler($name$Event, value); }
}

// Using a RoutedEvent
public static readonly RoutedEvent $name$Event = EventManager.RegisterRoutedEvent(
    "$name$", RoutingStrategy.$routingstratigy$, typeof($eventhandlertype$), typeof($ownerclass$));

$end$]]>
            </Code>
        </Snippet>
    </CodeSnippet>
</CodeSnippets>