Slow and steady Silverlight (27)

Slow-moving Silverlight (27)-2.0 Web pages are scriptable, interacting with the DOM, interacting with JavaScript

Introduced

Silverlight 2.0 uses C # to develop scriptable code, the interaction between Silverlight and the DOM of the host home page, and the interaction between Silverlight and the host page's JavaScript

ScriptableMemberAttribute-attributes, methods, events that need to be scripted to mark this

Htmlpage.registerscriptableobject-Registers a scriptable object with the client

HtmlElement-HTML element representing the Document Object Model (DOM) of a Web page

HtmlWindow-a managed representation of the Silverlight end of the Window object that provides JavaScript

Online Demo

Http://www.cnblogs.com/webabcd/archive/2008/10/09/1307486.html

Example

1. Silverlight Support for scripting

Scriptable.cs

Using System;
Using System.Net;
Using System.Windows;
Using System.Windows.Controls;
Using System.Windows.Documents;
Using System.Windows.Ink;
Using System.Windows.Input;
Using System.Windows.Media;
Using System.Windows.Media.Animation;
Using System.Windows.Shapes;

Using System.Windows.Browser;

Namespace Silverlight20.webpage
{
/**//*
* Scripted classes must be public
* Attributes, methods, events that need to be scripted are marked as [Scriptablemember]
* If a class is marked as [Scriptabletype], it means that its properties, methods, and events are ScriptableMemberAttribute
*/

/**////<summary>
Class for demonstrating scripting
</summary>
[Scriptabletype]
public class scriptable
{
/**////<summary>
Current service-side time
</summary>
[Scriptablemember]
Public DateTime currenttime {get; set;}

/**////<summary>
Hello method
</summary>
<param name= "name" > Name </param>
<returns></returns>
[Scriptablemember]
public string Hello (string name)
{
return string. Format ("Hello: {0}", name);
}

/**////<summary>
Start Event
</summary>
[Scriptablemember]
public event eventhandler<starteventargs> Start;

/**////<summary>
The method invoked to trigger the start event
</summary>
<param name= "DT" ></param>
public void OnStart (DateTime dt)
{
if (Start!= null)
{
Start (This, new Starteventargs ()
{
currenttime = DT
});
}
}

}

/**////<summary>
EventArgs of the Start event
</summary>
public class Starteventargs:eventargs
{
/**////<summary>
Current service-side time
</summary>
[Scriptablemember]
Public DateTime currenttime {get; set;}
}
}