看代码:
using System;
using System.Runtime.InteropServices;
using System.Web.UI;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Serialization;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;
namespace LoisAndClark.Ajax
{
[Guid(“be6ec8e3-2706-4f52-bdf9-f6eb18fc65c0”)]
public class AjaxClient : System.Web.UI.WebControls.WebParts.WebPart
{
public AjaxClient()
{
PreRender += new EventHandler(AjaxClient_PreRender);
}
void AjaxClient_PreRender(object sender, EventArgs e)
{
if (!Page.ClientScript.IsClientScriptIncludeRegistered (“MyKey1”))
{
Page.ClientScript.RegisterClientScriptInclude(“MyKey1”, “/wpresources/customlib.js”);
}
if (!Page.ClientScript.IsClientScriptBlockRegistered(“MyKey2”))
{
Page.ClientScript.RegisterClientScriptBlock(typeof(string), “MyKey2”, “alert(‘test’);”, true);
}
}
protected override void CreateChildControls()
{
try
{
// ... do stuff...
}
catch (Exception err)
{
Controls.Add(new LiteralControl(err.Message));
}
}
}
}