修改Ben的PopupBox

最近因为工作需要我研究了下类似MSN的消息提示框方面的程序,发现BEN的PopupBox还不错

但在asp.net 2.0下运行时弹出的消息框是却是一片白色...没任何内容,

因为没源代码,所以我只好用reflector获取了源代码

并修改了代码里的小BUG,以适应asp.net 2.0

关键代码我贴出来,有需要研究的朋友可去看看,并可点击下载修改后的源码,内附简单调用方法 (下载地址)

using System;using System.ComponentModel;using System.Drawing;using System.Drawing.Imaging;using System.IO;using System.Reflection;using System.Web;using System.Web.UI;using System.Web.UI.HtmlControls;using System.Web.UI.WebControls;
namespace benSoft.web.WebControls.PopupBox{    [Designer(typeof(PopupBoxDesigner)), PersistChildren(false), ToolboxData("<{0}:PopupBox runat=server></{0}:PopupBox>"), DefaultProperty("Text"), ParseChildren(false)]    public class PopupBox : Panel    {        private bool _Focus = false;        private Unit _height = Unit.Pixel(120);        private string _sound;        private string _text = "";        private int _timer = 3;        private Unit _width = Unit.Pixel(200);        private string ScriptKey = "benSoft.web.WebControls.PopupBox";        private string ScriptParams = "/r/n/t/t<script language=javascript>/r/n/t/t/t/**//t/t /r/n/t/t/tvar tmpHtmlTemplate;/r/n/t/t/tvar w = parseInt('{1}');/t//box's width/r/n/t/t/tvar h = parseInt('{2}');/t//box's height/r/n/t/t/tvar sound = /"{3}/";/r/n/t/t/tvar wFocus = {4};/r/n/t/t/tvar dtime = {5};/r/n /t /r/n/t/t/ttmpHtmlTemplate = document.getElementById(/"{0}tmpHtmlTemplate/");  /r/n/t/t</script>/r/n/t/t";
        public void CreatePopup()        {            Label label;            HtmlInputHidden hiddens;            Assembly executingAssembly = Assembly.GetExecutingAssembly();            string str = "";            string str2 = this.Context.Request.Url.ToString();            str2 = str2 + ((str2.IndexOf("?") >= 0) ? "&" : "?") + this.UniqueMark;            Stream manifestResourceStream = executingAssembly.GetManifestResourceStream("benSoft.web.WebControls.PopupBox.dialog.htm");            manifestResourceStream.Position = 0L;                        str = new StreamReader(manifestResourceStream).ReadToEnd().Replace("[bgimagepath]", str2 + "bgImage=true").Replace("[imagepath]", str2 + "Image=true");            Panel panel = new Panel();            panel.Attributes["Style"] = string.Format("font-size:{0};color:{1};font-family:{2}", this.Font.Size, this.ForeColor, this.Font.Name);            panel.Controls.Add(new LiteralControl(this.Text));            if (this.HorizontalAlign != HorizontalAlign.NotSet)            {                panel.Attributes["align"] = this.HorizontalAlign.ToString();            }            else            {                panel.Attributes["align"] = "center";            }            StringWriter writer = new StringWriter();            HtmlTextWriter writer2 = new HtmlTextWriter(writer);            panel.RenderControl(writer2);            if (base.FindControl(this.preMark + this.UniqueMark + "tmpLabel") == null)            {                label = new Label();            }            else            {                label = (Label)base.FindControl(this.preMark + this.UniqueMark + "tmpLabel");            }            label.ID = this.preMark + this.UniqueMark + "tmpLabel";            label.Attributes["Style"] = "display:none";            label.Text = writer.ToString();            base.Controls.Add(label);            str = str.Replace("[MessageParam]", this.preMark + this.UniqueMark + "tmpLabel");            if (base.FindControl(this.preMark + this.UniqueMark + "tmpHtmlTemplate") == null)            {                hiddens = new HtmlInputHidden();            }            else            {                hiddens = (HtmlInputHidden)base.FindControl(this.preMark + this.UniqueMark + "tmpHtmlTemplate");            }            hiddens.ID = this.preMark + this.UniqueMark + "tmpHtmlTemplate";            hiddens.Value = HttpUtility.UrlEncode(str).Replace("+", "%20");                                   base.Controls.Add(hiddens);                       Stream stream = executingAssembly.GetManifestResourceStream("benSoft.web.WebControls.PopupBox.script.htm");            stream.Position = 0L;            string script = new StreamReader(stream).ReadToEnd();            base.Page.ClientScript.RegisterStartupScript(this.GetType(),this.ScriptKey + "ScriptParams", string.Format(this.ScriptParams, new object[] { this.preMark + this.UniqueMark, this.Width, this.Height, this.Sound, this.Focus.ToString().ToLower(), this.Timer }));            base.Page.ClientScript.RegisterStartupScript(this.GetType(),this.ScriptKey + "Scripts", script);            base.Page.ClientScript.RegisterStartupScript(this.GetType(),this.ScriptKey + "Popup", "<script language=javascript>Popup();</script>");        }
        protected override void OnLoad(EventArgs e)        {            Assembly executingAssembly = Assembly.GetExecutingAssembly();            if ((this.Context.Request[this.UniqueMark + "Image"] != null) || (this.Context.Request["$Ben$DesignImage"] != null))            {                Bitmap bitmap = new Bitmap(executingAssembly.GetManifestResourceStream("benSoft.web.WebControls.PopupBox.branding_Full2.gif"));                this.Context.Response.Clear();                bitmap.Save(this.Context.Response.OutputStream, ImageFormat.Gif);                bitmap.Dispose();                this.Context.Response.End();            }            else if ((this.Context.Request[this.UniqueMark + "bgImage"] != null) || (this.Context.Request["$Ben$DesignbgImage"] != null))            {                Bitmap bitmap2 = new Bitmap(executingAssembly.GetManifestResourceStream("benSoft.web.WebControls.PopupBox.headerGRADIENT_Tall.gif"));                this.Context.Response.Clear();                bitmap2.Save(this.Context.Response.OutputStream, ImageFormat.Gif);                bitmap2.Dispose();                this.Context.Response.End();            }                   }
        [DefaultValue(false), Category("Popup Box"), Bindable(true), Description("PopupBox 弹出时, 窗口是否获取焦点")]        public new bool Focus        {            get            {                return this._Focus;            }            set            {                this._Focus = value;            }        }
        [Description("Popup Box's Height")]        public override Unit Height        {            get            {                return this._height;            }            set            {                this._height = value;            }        }
        [Browsable(false), Bindable(false), Category("Popup Box"), ReadOnly(true)]        public string PageName        {            get            {                string absolutePath = this.Context.Request.Url.AbsolutePath;                return absolutePath.Substring(absolutePath.LastIndexOf("/") + 1, (absolutePath.Length - absolutePath.LastIndexOf("/")) - 1);            }        }
        private string preMark        {            get            {                string clientID = base.NamingContainer.ClientID;                clientID = (clientID == null) ? "" : clientID;                return (clientID + ((clientID == "") ? "" : "_"));            }        }
        [Description("Popup 声音文件路径"), Category("Popup Box"), DefaultValue(""), Bindable(true)]        public string Sound        {            get            {                return this._sound;            }            set            {                this._sound = value;            }        }
        [Description("Popup Box 的文本"), Bindable(true), Category("Popup Box"), DefaultValue("")]        public string Text        {            get            {                return this._text;            }            set            {                this._text = value;            }        }
        [Description("PopupBox 消失定时器, 单位为秒"), DefaultValue(3), Bindable(true), Category("Popup Box")]        public int Timer        {            get            {                return this._timer;            }            set            {                this._timer = value;            }        }
        public string UniqueMark        {            get            {                return base.ClientID;            }        }
        public override bool Visible        {            get            {                return true;            }        }
        [Description("Popup Box's Width")]        public override Unit Width        {            get            {                return this._width;            }            set            {                this._width = value;            }        }    }}