GridView 手动分页代码

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//源码

<PagerTemplate>
                          <asp:LinkButton ID="lbFirst" runat="server" CausesValidation="False" CommandArgument="First" CommandName="Page">首页</asp:LinkButton>
                        <asp:LinkButton ID="lbPrev" runat="server" CausesValidation="False" CommandArgument="Prev" CommandName="Page">上一页</asp:LinkButton>
                        <asp:LinkButton ID="lbNext" runat="server" CausesValidation="False" CommandArgument="Next" CommandName="Page">下一页</asp:LinkButton>
                        <asp:LinkButton ID="lbLast" runat="server" CausesValidation="False" CommandArgument="Last" CommandName="Page">尾页</asp:LinkButton> 第<asp:Label ID="Label2" runat="server" Text="<%#((GridView)Container.Parent.Parent).PageIndex + 1 %>"></asp:Label>页              共<asp:Label ID="Label1" runat="server" Text="<%# ((GridView)Container.Parent.Parent).PageCount %>"></asp:Label>页
                        跳到<asp:TextBox ID="tbPage" runat="server" Text="<%# ((GridView)Container.Parent.Parent).PageIndex + 1 %>" Width="27px"></asp:TextBox>
                       <asp:LinkButton ID="lbGO" runat="server" CausesValidation="False" CommandArgument="-1" CommandName="Page" Text="GO"></asp:LinkButton>
</PagerTemplate>
                        </asp:GridView>

//后台

protected void GridView_LYBX_PageIndexChanging(object sender, GridViewPageEventArgs e)
{

        GridView gvw = (GridView)sender;
        if (e.NewPageIndex < 0)
        {
            TextBox pageNum = (TextBox)gvw.BottomPagerRow.FindControl("tbPage");
            int Pa = int.Parse(pageNum.Text);
            if (Pa <= 0)
                gvw.PageIndex = 0;
            else
                gvw.PageIndex = Pa - 1;
        }
        else
        {
            gvw.PageIndex = e.NewPageIndex;
        }
        string strSQL = string.Format("select * from tb_goodnews");
        databand(GridView_LYBX, strSQL);
    }