if((ShowInputBox==ShowInputBox.Always)(ShowInputBox==ShowInputBox.Auto&&PageCount>=ShowBoxThreshold))
{
if(!Page.IsClientScriptBlockRegistered("checkinput"))
Page.RegisterClientScriptBlock("checkinput",checkscript);
string script="<script language="javascript" > <!-- nfunction BuildUrlString(key,value){ var _key=key.toLowerCase(); var prms=location.search; if(prms.length==0) return location.pathname+"?"+_key+"="+value; var params=prms.substring(1).split("&"); var newparam=""; var found=false; for(i=0;i<params.length;i++){ if(params[i].split("=")[0].toLowerCase()==_key){ params[i]=_key+"="+value; found=true; break; } } if(found) return location.pathname+"?"+params.join("&"); else return location+"&"+_key+"="+value; }n//--> </script>";
if(!Page.IsClientScriptBlockRegistered("BuildUrlScript"))
Page.RegisterClientScriptBlock("BuildUrlScript",script);
}
}
base.OnPreRender(e);
}
/// <summary>
/// 重写<see cref="System.Web.UI.WebControls.WebControl.AddAttributesToRender"/> 方法，将需要呈现的 HTML 属性和样式添加到指定的 <see cref="System.Web.UI.HtmlTextWriter"/> 中
/// </summary>
/// <param name="writer"></param>
protected override void AddAttributesToRender(HtmlTextWriter writer)
{
if(this.Page!=null)
this.Page.VerifyRenderingInServerForm(this);
base.AddAttributesToRender(writer);
}
///<summary>
///重写 <see cref="System.Web.UI.WebControls.WebControl.RenderBeginTag"/> 方法，将 <see cref="AspNetPager"/> 控件的 HTML 开始标记输出到指定的 <see cref="System.Web.UI.HtmlTextWriter"/> 编写器中。
///</summary>
///<param name="writer"><see cref="System.Web.UI.HtmlTextWriter"/>，表示要在客户端呈现 HTML 内容的输出流。</param>
public override void RenderBeginTag(HtmlTextWriter writer)
{
bool showPager=(PageCount>1(PageCount<=1&&AlwaysShow));
writer.WriteLine();
writer.Write("<!------------------------------ ");
writer.Write("AspNetPager V4.3 Start");
writer.WriteLine(" ------------------------------>");
writer.Write("<!-------------------- ");
writer.Write("Copyright:2003 Webdiyer(www.webdiyer.com)");
writer.Write(" ---------------------");
writer.WriteLine(">");
base.RenderBeginTag(writer);
if(!showPager)
{
writer.Write("<!-----因为总页数只有一页，并且AlwaysShow属性设为false，AspNetPager不显示任何内容，若要在总页数只有一页的情况下显示AspNetPager，请将AlwaysShow属性设为true！");
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