在asp.net Listview控件中进行分页

<asp:ListView ID="ListView1" runat="server" DataKeyNames="ID"
    GroupItemCount="5" OnPagePropertiesChanging="ListView1_PagePropertiesChanging">
   <LayoutTemplate>
       <table runat="server" id="table1">
            <tr runat="server" id="groupPlaceholder" />
        </table>
    </LayoutTemplate>
    <ItemTemplate>
        <tr>
            <td>
                <asp:Label ID="IDLabel" runat="server" Text='<%# Eval("ID") %>' />
            </td>
            <td>
                <asp:Label ID="NameLabel" runat="server" Text='<%# Eval("Name") %>' />
            </td>
        </tr>
    </ItemTemplate>
   <GroupTemplate>
        <tr runat="server">
            <td runat="server">
                <asp:DataPager ID="DataPager1" runat="server" PagedControlID="ListView1"
                    PageSize="5">
                   <Fields>
                        <asp:NumericPagerField />
                    </Fields>
                </asp:DataPager>
            </td>
        </tr>
    </GroupTemplate>
</asp:ListView>

protected void Page_Load(object sender, EventArgs e)
{
    if (!IsPostBack)
    {
        BindData();
    }
}

private void BindData()
{
    // 获取数据
    DataTable dt = GetData();

    // 绑定数据到ListView控件
    ListView1.DataSource = dt;
    ListView1.DataBind();
}

protected void ListView1_PagePropertiesChanging(object sender, PagePropertiesChangingEventArgs e)
{
    // 设置当前页码
    ListView1.PageIndex = e.StartRowIndex / ListView1.PageSize;

    // 重新绑定数据
    BindData();
}

private DataTable GetData()
{
    // 这里可以从数据库或其他数据源获取数据
    DataTable dt = new DataTable();
    dt.Columns.Add("ID");
    dt.Columns.Add("Name");

    for (int i = 1; i <= 20; i++)
    {
        DataRow dr = dt.NewRow();
        dr["ID"] = i;
        dr["Name"] = "Name " + i;
        dt.Rows.Add(dr);
    }

    return dt;
}