ASP.NET GridView 自定义分页

<asp:GridView ID="GridView2" runat="server" AllowPaging="True">
  <PagerTemplate>
       <div id="main">
           <table>
            <tr>
                <td style="text-align:left;">
                    <div id="info">&nbsp;&nbsp;页次：<asp:Label ID="lblPageCurrent" runat="server" Text="1" CssClass="txtInfo"></asp:Label>
                      /<asp:Label ID="lblPageCount" runat="server" Text="1"></asp:Label>&nbsp;&nbsp;
                      共&nbsp;<asp:Label ID="lblPageRow" runat="server" Text="1" CssClass="txtInfo"></asp:Label>&nbsp;条记录
                    </div>
                </td>
                <td style="text-align:right;">
                    <div id="page">
                      <asp:LinkButton ID="btnFirst" runat="server" CssClass="link" CommandName="Pager" CommandArgument="First" OnCommand="NavigateToPage">[首页]</asp:LinkButton>&nbsp;
                      <asp:LinkButton ID="btnPrev" runat="server" CssClass="link" CommandName="Pager" CommandArgument="Prev" OnCommand ="NavigateToPage">[前一页]</asp:LinkButton>&nbsp;
                      <asp:LinkButton ID="btnNext" runat="server" CssClass="link" CommandName="Pager" CommandArgument="Next" OnCommand="NavigateToPage">[下一页]</asp:LinkButton>&nbsp;
                      <asp:LinkButton ID="btnLast" runat="server" CssClass="link" CommandName="Pager" CommandArgument="Last" OnCommand="NavigateToPage">[尾页]</asp:LinkButton>&nbsp;&nbsp;
                   </div>
                </td>
            </tr>
           </table>
           </div>
       </PagerTemplate>
      <FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
      <PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" />
      <SelectedRowStyle BackColor="#D1DDF1" ForeColor="#333333" Font-Bold="True" />
      <HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
      <AlternatingRowStyle BackColor="White" />
      <RowStyle BackColor="#EFF3FB" />
      <EditRowStyle BackColor="#2461BF" />
    </asp:GridView>

    <asp:Label ID="labmessage" runat="server"></asp:Label>

设计页面截图为：

后台代码为：

    protected void GridViewBinding()
    {
        rowcount = ds.Tables[0].Rows.Count;
        gridview1.DataSource = ds;
        gridview1.DataBind();
    }

    protected void NavigateToPage(object sender, CommandEventArgs e)
    {
        switch (e.CommandArgument.ToString())
        {
            case "First":
                this.gridview1.PageIndex = 0;
                break;
            case "Prev":
                if (this.gridview1.PageIndex > 0)
                    this.gridview1.PageIndex -= 1;
                break;
            case "Next":
                if (this.gridview1.PageIndex < (this.gridview1.PageCount - 1))
                    this.gridview1.PageIndex += 1;
                break;
            case "Last":
                this.gridview1.PageIndex = this.gridview1.PageCount - 1;
                break;
        }
        GridViewBinding();
    }

protected void gridview1_DataBound(object sender, EventArgs e)
    {
        if (ds.Tables[0].Rows.Count!=0)
        {
            GridViewRow pagerRow = gridview1.BottomPagerRow;
            gridview1.BottomPagerRow.Visible = true;

            //获取Label实例，显示页次信息
            Label lblCurrent = (Label) pagerRow.Cells[0].FindControl("lblPageCurrent");
            Label lblCount = (Label) pagerRow.Cells[0].FindControl("lblPageCount");
            Label lblRow = (Label) pagerRow.Cells[0].FindControl("lblPageRow");
            //获取按钮实例，为了控制其是否可用
            LinkButton btnFirstTem = (LinkButton) pagerRow.Cells[0].FindControl("btnFirst");
            LinkButton btnPrevTem = (LinkButton) pagerRow.Cells[0].FindControl("btnPrev");
            LinkButton btnNextTem = (LinkButton) pagerRow.Cells[0].FindControl("btnNext");
            LinkButton btnLastTem = (LinkButton) pagerRow.Cells[0].FindControl("btnLast");

            if (lblCurrent != null)
                lblCurrent.Text = (this.gridview1.PageIndex + 1).ToString();
            if (lblCount != null)
                lblCount.Text = this.gridview1.PageCount.ToString();
            if (lblRow != null)
                lblRow.Text = rowcount.ToString();

            if (this.gridview1.PageIndex == 0)
            {
                btnFirstTem.Enabled = false;
                btnPrevTem.Enabled = false;
                //只有一页，所有分页按钮不可用
                if (this.gridview1.PageCount == 1)
                {
                    btnNextTem.Enabled = false;
                    btnLastTem.Enabled = false;
                }
            }
            else if (this.gridview1.PageIndex == (this.gridview1.PageCount - 1))
            {
                btnNextTem.Enabled = false;
                btnLastTem.Enabled = false;
            }
        }
        else
        {
            labmessage.Text = "无相关记录！";
        }
    }