VideoHomeControl/Button.cs

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using System;
using System.ComponentModel;
using System.Text;
using System.Web.UI;

namespace myfilm.Control
{
    /// <summary>
    /// 控钮控件。
    /// </summary>
    [DefaultEvent("Click"), DefaultProperty("Text"), ToolboxData("<{0}:Button runat=server></{0}:Button>")]
    public class Button : myfilm.Control.WebControl, IPostBackEventHandler
    {
        /// <summary>
        /// 单击事件绑定的对象
        /// </summary>
        protected static readonly object EventClick = new object();


        static Button()
        {
            EventClick = new object();
        }

        /// <summary>
        /// 构造函数
        /// </summary>
        public Button()
        {
            this.ButtontypeMode = ButtonType.WithImage;
        }

        /// <summary>
        /// 定义事件处理器
        /// </summary>
        public event EventHandler Click
        {
            add
            {
                Events.AddHandler(EventClick, value);
            }
            remove
            {
                Events.RemoveHandler(EventClick, value);
            }
        }

      
        /// <summary>
        /// 跨页面提交链接
        /// </summary>
        public virtual string PostBackUrl
        {
            get
            {
                string text1 = (string)this.ViewState["PostBackUrl"];
                if (text1 != null)
                {
                    return text1;
                }