alwaysvisiblecontrol.aspx.cs

asp.net ajax的例子

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using AjaxControlToolkit;
public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
    {
        switch (DropDownList1.SelectedValue[0])
        {
            case '0':
                AlwaysVisibleControlExtender1.VerticalSide = VerticalSide.Top;
                break;
            case '1':
                AlwaysVisibleControlExtender1.VerticalSide=VerticalSide.Middle;
                break;
            case '2':
                AlwaysVisibleControlExtender1.VerticalSide = VerticalSide.Bottom;
                break;
            default:
                AlwaysVisibleControlExtender1.VerticalSide = VerticalSide.Middle;
                break;
        }
        switch (DropDownList1.SelectedValue[1])
        {
            case '0':
                AlwaysVisibleControlExtender1.HorizontalSide=HorizontalSide.Left;
                break;
            case '1':
                AlwaysVisibleControlExtender1.HorizontalSide = HorizontalSide.Center;
                break;
            case '2':
                AlwaysVisibleControlExtender1.HorizontalSide = HorizontalSide.Right;
                break;
            default:
                AlwaysVisibleControlExtender1.HorizontalSide = HorizontalSide.Center;
                break;
        }
    }
}