Asp.Net实现的通用分页函数

 objPDS = new PagedDataSource(); objPDS.DataSource = dtTable.DefaultView;//绑定数据源 objPDS.AllowPaging = true; objPDS.PageSize =10;//分页数目 int curPage; int cshi; int jshi; int zyes = Int32.Parse( objPDS.PageCount.ToString()); this.tjixx.Text = "总共 " + dtTable.Rows.Count + " 条信息"; this.tjixx.Text += "|共 " + zyes + " 页"; if (Request.QueryString["Page"] != null) { if (Int32.Parse(Request.QueryString["Page"]) > zyes) curPage = zyes; else curPage = Int32.Parse(Request.QueryString["Page"]); } else { curPage = 1; } if (zyes <= 9) { cshi = 1; jshi = zyes; } else { if (curPage <= 5) { cshi = 1; jshi = 9; } else { cshi = curPage - 4; int jshils = curPage + 4; if (jshils > zyes) jshi = zyes; else jshi=curPage + 4; } } objPDS.CurrentPageIndex = curPage - 1; StringBuilder m_strPageInfo = new StringBuilder(); for (int i = cshi; i <=jshi; i++) { if (i == Int32.Parse(curPage.ToString())) m_strPageInfo.Append("  " + i + "  "); else m_strPageInfo.Append("   " + i + "  "); } this.yemsl.Text = m_strPageInfo.ToString(); if (!objPDS.IsFirstPage) { linkPre.NavigateUrl = "newslist_ej" + Request.QueryString["wzcat"] + "_Page" + Convert.ToString(curPage - 1); linkPre.NavigateUrl += ".html"; } if (!objPDS.IsLastPage) { linkNext.NavigateUrl = "newslist_ej" + Request.QueryString["wzcat"] + "_Page" + Convert.ToString(curPage + 1); linkNext.NavigateUrl += ".html"; } linkFirstPage.NavigateUrl = "newslist_ej" + Request.QueryString["wzcat"] + "_Page1"; linkFirstPage.NavigateUrl += ".html"; linkEndPage.NavigateUrl = "newslist_ej" + Request.QueryString["wzcat"] + "_Page" + objPDS.PageCount.ToString(); linkEndPage.NavigateUrl += ".html"; this.DataList4.DataSource = objPDS;//绑定分页的数据 this.DataList4.DataBind(); 

 
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