在GRIDVIEW中实现完美自定义分页

前台ASPX代码
<asp:GridView ID="GridView1" runat="server" DataKeyNames="ID" Height="164px" Width="765px" AutoGenerateColumns="False" AllowPaging="True" CellPadding="4" ForeColor="#333333" GridLines="None" OnPageIndexChanging="GridView1_PageIndexChanging" PageSize="8" OnRowDataBound="GridView1_RowDataBound">
<Columns>
<asp:BoundField DataField="ID" HeaderText="序号" />
<asp:BoundField DataField="UserName" HeaderText="报修人" />
<asp:BoundField DataField="Phone" HeaderText="联系电话" />
<asp:BoundField DataField="Place" HeaderText="报修地点" />
<asp:TemplateField HeaderText="故障描述">
<EditItemTemplate>
<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("ConkOut") %>'></asp:TextBox>
</EditItemTemplate>
<ItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Bind("ConkOut") %>'></asp:Label>
<asp:Label ID="Label6" runat="server" Text='<%# Eval("TimeBX") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="维修回复">
<EditItemTemplate>
<asp:TextBox ID="TextBox2" runat="server" Text='<%# Bind("Revert") %>'></asp:TextBox>
</EditItemTemplate>
<ItemTemplate>
<asp:Label ID="Label2" runat="server" Text='<%# Bind("Revert") %>'></asp:Label>
<asp:Label ID="Label7" runat="server" Text='<%# Eval("TimeHH") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="维修状态">
<EditItemTemplate>
<asp:TextBox ID="TextBox3" runat="server" Text='<%# Bind("State") %>'></asp:TextBox>
</EditItemTemplate>
<ItemTemplate>
<asp:CheckBox ID="CheckBox1" runat="server" Checked='<%# Eval("State") %>' />
</ItemTemplate>
</asp:TemplateField>
</Columns>
<FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<RowStyle BackColor="#EFF3FB" />
<EditRowStyle BackColor="#2461BF" />
<SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" />
<PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" />
<HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<AlternatingRowStyle BackColor="White" />

///下面是关键代码

<PagerTemplate>

<table style="width: 617px">
<tr>
<td colspan="6" style="height: 23px">
<asp:Label ID="LabelCurrentPage" runat="server" Height="16px" Width="89px">当前页：<%# ((GridView)Container.NamingContainer).PageIndex + 1 %></asp:Label>
  
<asp:Label ID="LabelPageCount" runat="server">总页数：<%# ((GridView)Container.NamingContainer).PageCount %></asp:Label>
 
<asp:LinkButton ID="LinkButtonFirstPage" runat="server" CommandArgument="First" CommandName="Page"
Enable="<%# ((GridView)Container.NamingContainer).PageIndex != 0 %>" ForeColor="White" Height="15px" Width="39px" OnClick="LinkButtonFirstPage_Click">首页</asp:LinkButton>
 
<asp:LinkButton ID="LinkButtonPreviousPage" runat="server" CommandArgument="Prev"
CommandName="Page" Enable="<%# ((GridView)Container.NamingContainer).PageIndex != 0 %>" ForeColor="White" Width="44px" OnClick="LinkButtonPreviousPage_Click">上一页</asp:LinkButton>
   <asp:LinkButton ID="LinkButtonNextPage" runat="server" CommandArgument="Next" CommandName="Page"
Enable="<%# ((GridView)Container.NamingContainer).PageIndex != ((GridView)Container.NamingContainer).PageCount - 1 %>" ForeColor="White" Height="16px" Width="51px" OnClick="LinkButtonNextPage_Click">下一页</asp:LinkButton>
    
<asp:LinkButton ID="LinkButtonLastPage" runat="server" CommandArgument="Last" CommandName="Page"
Enable="<%# ((GridView)Container.NamingContainer).PageIndex != ((GridView)Container.NamingContainer).PageCount - 1 %>" ForeColor="White" Width="46px" OnClick="LinkButtonLastPage_Click">尾页</asp:LinkButton>
              <asp:textbox id="txtNewPageIndex" runat="server" width="42px" text='<%# ((GridView)Container.Parent.Parent).PageIndex + 1 %>' />
<asp:linkbutton id="btnGo" runat="server" causesvalidation="False" commandargument="-2" commandname="Page" text="GO" ForeColor="White" Width="34px" OnClick="btnGo_Click" /></td>
</tr>
</table>
  

</PagerTemplate>
</asp:GridView>

后台CS代码
protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
GridView theGrid = sender as GridView; //定义一个GridView theGrid
int newPageIndex = 0;
if (-3 == e.NewPageIndex)
{ // when click the "GO" Button
TextBox txtNewPageIndex = null;
//GridViewRow pagerRow = theGrid.Controls[0].Controls[theGrid.Controls[0].Controls.Count - 1] as GridViewRow; // refer to PagerTemplate
GridViewRow pagerRow = theGrid.BottomPagerRow; //GridView较DataGrid提供了更多的API，获取分页块可以使用BottomPagerRow 或者TopPagerRow，当然还增加了HeaderRow和FooterRow

if (null != pagerRow)
{
txtNewPageIndex = pagerRow.FindControl("txtNewPageIndex") as TextBox; // refer to the TextBox with the NewPageIndex value
}
if (null != txtNewPageIndex)
{
newPageIndex = int.Parse(txtNewPageIndex.Text) - 1; // get the NewPageIndex
}
}
else
{ // when click the first, last, previous and next Button
newPageIndex = e.NewPageIndex;
}
// check to prevent form the NewPageIndex out of the range
newPageIndex = newPageIndex < 0 ? 0 : newPageIndex;
newPageIndex = newPageIndex >= theGrid.PageCount ? theGrid.PageCount - 1 : newPageIndex;
// specify the NewPageIndex
theGrid.PageIndex = newPageIndex;
// rebind the control
// in this case of retrieving the data using the xxxDataSoucr control,
// just do nothing, because the asp.net engine binds the data automatically

BindData();
}

private void BindData()
{

OleDbConnection conn = new OleDbConnection(ConfigurationManager.ConnectionStrings["baoxiuConn"].ConnectionString);
try
{
conn.Open();
OleDbDataAdapter myadapter = new OleDbDataAdapter("select * from baoxiu order by ID desc", conn);
myadapter.Fill(mydataset, "baoxiu");
GridView1.DataSource = mydataset;

GridView1.DataBind();
}
}
catch (Exception ex)
{
Response.Redirect("error.aspx?myerror=" + ex.Message.Replace("/n", ""));

}
finally
{
conn.Close();
}
}