分页

namespace Byecity2009.ETI.Web { public sealed class ErpPager { public ErpPager() { } /// /// 分页控件 /// /// 全部行数 /// 当前第页数 /// 全部页数 /// public static string GetPageControl(int count, int PageIndex, int pageCount) { StringBuilder sb = new StringBuilder(); sb.Append("共计" + count.ToString() + "行"); sb.Append("首页上一页第" + PageIndex.ToString() + "／" + pageCount.ToString() + "页下一页尾页"); sb.Append("跳转页GO"); return sb.ToString(); } /// /// 计算共计页数 /// /// 全部行数 /// 一页行数 /// 页数 public static int GetPageCount(int count, int pageItemCount) { int pageCount = 0; if (count % pageItemCount == 0) pageCount = count / pageItemCount; else pageCount = count / pageItemCount + 1; return pageCount; } /// /// 返回分页的信息 /// /// 不定向条件 /// 每页显示数量 /// 当前页号 /// public static string GetPageInfo(DataTable table, int perpagecount, int pageno) { string pageInfo = string.Empty; if (table != null) { if (table.Rows.Count > 0) { int totalPage = ErpPager.GetPageCount(table.Rows.Count, perpagecount); pageno = pageno > totalPage ? totalPage : pageno; pageInfo = ErpPager.GetPageControl(table.Rows.Count, pageno, totalPage); } } return pageInfo; } } } //分页控件使用的js //首页 function HeadPage() { $("#_pageIndex").text("1"); ErpPageChage(); } //上一页 function PrePage() { var o = $("#_pageIndex").text(); if (parseInt(o) == 1) { alert("已经是首页"); return; } var io = parseInt(o) - 1; $("#_pageIndex").text(io); ErpPageChage(); } //下一页 function NextPage() { var o = $("#_pageIndex").text(); if (parseInt(o) == parseInt($("#_AllCount").text())) { alert("已经是尾页"); return; } var io = parseInt(o) + 1; $("#_pageIndex").text(io); ErpPageChage(); } //尾页 function CaudaPage() { var io = $("#_AllCount").text(); $("#_pageIndex").text(io); ErpPageChage(); } //跳转 function PageGO() { var o = $("#PageJumping").val(); var io = $("#_AllCount").text(); if (o != "") { if (parseInt(o) > parseInt(io)) { o = io; } $("#_pageIndex").text(o); ErpPageChage(); } }