模拟Confirm的Web自定义控件
using
System;
using
System.Web.UI;
using
System.Web.UI.WebControls;
using
System.ComponentModel;
using
System.Collections;
using
System.Collections.Specialized;
namespace
PublicControls
{
///<summary>
/// MsgBoxControl
的摘要说明。
///</summary>
public class MsgBoxControl : Control,IPostBackDataHandler,IPostBackEventHandler
{
#region
预定义
#endregion
#region
属性
#endregion
#region
事件/方法
///<summary>
///
获取回发的数据
///</summary>
///<param name="postDataKey"></param>
///<param name="values"></param>
///<returns></returns>
public bool LoadPostData(String postDataKey, NameValueCollection values)
{
return false;
}
///<summary>
///
数据回发事件
///</summary>
public void RaisePostDataChangedEvent()
{
}
///<summary>
///
回送事件
///</summary>
///<param name="e"></param>
public void RaisePostBackEvent(string e)
{
}
///<summary>
///
输出预处理
///</summary>
///<param name="e"></param>
protected override void OnPreRender(EventArgs e)
{
}
///<summary>
///
添加控件方法，该方法为指定控件添加onclick属性
///</summary>
///<param name="button">LinkButton
控件对象
</param>
///<param name="msg">
提示信息
</param>
public void AddAttributes(System.Web.UI.WebControls.LinkButton button,string msg)
{
button.Attributes.Add("onclick","return onformsubmit(this,'"+msg+"')");
}
///<summary>
///
添加控件方法，该方法为指定控件添加onclick属性
///</summary>
///<param name="button">Button
控件对象
</param>
///<param name="msg">
提示信息
</param>
public void AddAttributes(System.Web.UI.WebControls.Button button,string msg)
{
button.Attributes.Add("onclick","return onformsubmit(this,'"+msg+"')");
}
#endregion
#region
输出
///<summary>
///
将此控件呈现给指定的输出参数。
///</summary>
///<param name="output">
要写出到的 HTML 编写器
</param>
protected override void Render(HtmlTextWriter output)
{
string View=ViewString();
output.Write(View);
}
#endregion
#region
其他函数
///<summary>
///
输出字符串
///</summary>
///<returns></returns>
string ViewString()
{
string view="";
view+="<script language=/"javascript/">/n";
view+="<!--/n";
view+="var EventObj;";
view+="function operation(obj)/n";
view+="{/n";
view+="if(obj.innerHTML==/"0/")/n";
view+="{/n";
view+="obj.innerHTML=/"2/";/n";
view+="obj.parentNode.parentNode.style.height=/"0px/";/n";
view+="obj.parentNode.nextSibling.style.display=/"none/";/n";
view+="obj.parentNode.nextSibling.nextSibling.nextSibling.style.display=/"none/";/n";
view+="}";
view+="else if(obj.innerHTML==/"2/")/n";
view+="{";
view+="obj.innerHTML=/"0/";/n";
view+="obj.parentNode.nextSibling.style.display=/"block/";/n";
view+="obj.parentNode.nextSibling.nextSibling.nextSibling.style.display=/"block/";/n";
view+="}/n";
view+="else/n";
view+="{/n";
view+="obj.parentNode.parentNode.style.display='none';/n";
view+="}/n";
view+="}/n";
view+="function onformsubmit(obj,msg)/n";
view+="{/n";
view+="EventObj = obj;/n";
view+="win.style.left=document.body.clientWidth/2-100;/n";
view+="win.style.top=document.body.clientHeight/2-150;/n";
view+="win.style.display=/"block/";/n";
view+="win.childNodes[1].innerHTML=msg;/n";
view+="return false;/n";
view+="}/n";
view+="function formsubmit()/n";
view+="{/n";
view+="eventTarget = EventObj.id.split(/"_/").join(/"$/").split(/"$$/").join(/"$_/");/n";
view+="eventArgument = '';/n";
view+="__doPostBack(eventTarget, eventArgument);/n";
view+="}/n";
view+="//-->/n";
view+="</script>/n";
view+="<div id=/"win/" style=/"position:absolute;z-index=999; background-color: #FFFFFF;BORDER-RIGHT:navy thin solid; BORDER-TOP:navy thin solid; DISPLAY:none; BORDER-LEFT:navy thin solid; WIDTH:200px; BORDER-BOTTOM:navy thin solid;/">/n";
view+="<span style=/"FONT-SIZE: 9pt;WIDTH: 100%;COLOR: white;BACKGROUND-COLOR: navy;">/n";
view+="<font style=/"CURSOR: hand/" onclick=/"operation(this);/">0</font> <font style=/"CURSOR: hand/" onclick=/"operation(this);/">/n";
view+="r</font></span><span><!--
提示信息--></span><br>/n";
view+="<span style=/"/"><font style=/"CURSOR: hand/" onclick=/"formsubmit();/">[
确定]</font> <font style=/"CURSOR: hand/" onclick=/"operation(this);/">[取消]</font>/n";
view+="</span>/n";
view+="</div>/n";
return view;
}
#endregion
}
}