复制代码 代码如下:
protected void Page_Load(object sender, EventArgs e)
{
ShowLoading();
System.Threading.Thread.Sleep(10000);
ClientScript.RegisterClientScriptBlock(typeof(string), "", "<script>document.body.onload=function(){removeLoadMsg();}</script>");
}
///
/// 显示页面正在加载中效果
///
public void ShowLoading()
{
StringBuilder s = new StringBuilder();
s.Append(" <script language="JavaScript" type="text/javascript">\n"); <br>s.Append(" var t_id = setInterval(animate,20);\n"); <br>s.Append(" var pos=0;var dir=2;var len=0;\n"); <br>s.Append(" function animate(){\n"); <br>s.Append(" var elem = document.getElementById('progress');\n"); <br>s.Append(" if(elem != null) {\n"); <br>s.Append(" if (pos==0) len += dir;\n"); <br>s.Append(" if (len>32 || pos>79) pos += dir;\n"); <br>s.Append(" if (pos>79) len -= dir;\n"); <br>s.Append(" if (pos>79 && len==0) pos=0;\n"); <br>s.Append(" elem.style.left = pos;\n"); <br>s.Append(" elem.style.width = len;\n"); <br>s.Append(" }}\n"); <br>s.Append(" function removeLoadMsg() {\n"); <br>s.Append(" this.clearInterval(t_id);\n"); <br>s.Append(" var targelem = document.getElementById('loader_container');\n"); <br>s.Append(" targelem.style.display='none';\n"); <br>s.Append(" targelem.style.visibility='hidden';\n"); <br>s.Append(" }\n "); <br>s.Append("</script>\n");
s.Append("\n");
s.Append("
\n");
s.Append("
\n "); s.Append("
\n");
s.Append("
s.Append(" \n");
s.Append("
s.Append("
页面正在加载中...
\n"); s.Append("
s.Append("
//HttpContext.Current.Response.Write(s.ToString());
HttpContext.Current.Response.Write(s.ToString());
//HttpContext.Current.Response.Flush();
