请教下分页问题

勇敢的老散户 2015-03-10 03:05:33

     if (!Page.IsPostBack)

            {

                InitControl();

                PageBar.DataControl = RepGrid;

                PageBar.DataSource = CustomerBLL.GetListCustomer(PageBar.PageSize, PageBar.CurPage, "","","");

                PageBar.DataBind();

            }

  protected void Button1_Click(object sender, EventArgs e)

        {

            PageBar.DataControl = RepGrid;

            PageBar.DataSource = CustomerBLL.GetListCustomer(PageBar.PageSize, PageBar.CurPage, DataValid.ReplaceSQLChar(TextBox1.Text), DataValid.ReplaceSQLChar(TextBox2.Text), DataValid.ReplaceSQLChar(DrpStreets.SelectedItem.Text));

            PageBar.DataBind();

           

        }

       string newUrl = Request.Path + "?";

            for (int n = 0; n < Request.QueryString.Count; n++)

            {

                if (Request.QueryString.Keys[n] != PageTag)

                    newUrl += Request.QueryString.Keys[n] + "=" + Request.QueryString[n] + "&";



            }

            newUrl += PageTag + "=";



            if (DataSource.CurPage > DataSource.PageCount)  //如果所请求的当前页大于数据源的总页数，转向到最后1页。

            {

                Response.Redirect(newUrl + DataSource.PageCount);

            }





            LblRecordCount.Text = DataSource.RecordCount.ToString();  //总记录数

            LblPageSize.Text = DataSource.PageSize.ToString();        //每页显示记录数

            LblCurPage.Text = DataSource.CurPage.ToString();          //所请求的当前页数

            LblPageCount.Text = DataSource.PageCount.ToString();      //页面总数

            TextJumpPage.Text = DataSource.CurPage.ToString();        //跳转页面默认为当前面



            BtnPageFirst.Attributes.Add("onclick", "javascript:location='" + newUrl + "1';return false;");

            BtnPagePrev.Attributes.Add("onclick", "javascript:location='" + newUrl + DataSource.PrevPage + "';return false;");

            BtnPageNext.Attributes.Add("onclick", "javascript:location='" + newUrl + DataSource.NextPage + "';return false;");

            BtnPageLast.Attributes.Add("onclick", "javascript:location='" + newUrl + DataSource.PageCount + "';return false;");

            BtnJumpPage.Attributes.Add("onclick", "javascript:location='" + newUrl + "'+document.getElementById('" + TextJumpPage.ClientID + "').value;return false;");