.3.5 DataPager 分页

       
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  public void TemplatePagerField_OnPagerCommand(object sender, DataPagerCommandEventArgs e)

  
 

  <asp:ListView ID="ListView1" runat="server" DataKeyNames="CustomerID" 
            DataSourceID="SqlDataSource1">
            <AlternatingItemTemplate>
                <tr style="background-color: #FAFAD2;color: #284775;">
                    <td>
                        <asp:Label ID="CustomerIDLabel" runat="server" 
                            Text='<%# Eval("CustomerID") %>' />
                    </td>
                    <td>
                        <asp:Label ID="CompanyNameLabel" runat="server" 
                            Text='<%# Eval("CompanyName") %>' />
                    </td>
                    <td>
                        <asp:Label ID="ContactNameLabel" runat="server" 
                            Text='<%# Eval("ContactName") %>' />
                    </td>
                    <td>
                        <asp:Label ID="ContactTitleLabel" runat="server" 
                            Text='<%# Eval("ContactTitle") %>' />
                    </td>
                    <td>
                        <asp:Label ID="AddressLabel" runat="server" Text='<%# Eval("Address") %>' />
                    </td>
                    <td>
                        <asp:Label ID="CityLabel" runat="server" Text='<%# Eval("City") %>' />
                    </td>
                </tr>
            </AlternatingItemTemplate>
            <LayoutTemplate>
                <table runat="server">
                    <tr runat="server">
                        <td runat="server">
                            <table ID="itemPlaceholderContainer" runat="server" border="1" 
                                style="background-color: #FFFFFF;border-collapse: collapse;border-color: #999999;border-style:none;border-width:1px;font-family: Verdana, Arial, Helvetica, sans-serif;">
                                <tr runat="server" style="background-color: #FFFBD6;color: #333333;">
                                    <th runat="server">
                                        CustomerID</th>
                                    <th runat="server">
                                        CompanyName</th>
                                    <th runat="server">
                                        ContactName</th>
                                    <th runat="server">
                                        ContactTitle</th>
                                    <th runat="server">
                                        Address</th>
                                    <th runat="server">
                                        City</th>
                                </tr>
                                <tr ID="itemPlaceholder" runat="server">
                                </tr>
                            </table>
                        </td>
                    </tr>
                    <tr runat="server">
                        <td runat="server" 
                            style="text-align: center;background-color: #FFCC66;font-family: Verdana, Arial, Helvetica, sans-serif;color: #333333;">
                        </td>
                    </tr>
                </table>
            </LayoutTemplate>
            <InsertItemTemplate>
                <tr style="">
                    <td>
                        <asp:Button ID="InsertButton" runat="server" CommandName="Insert" 
                            Text="Insert" />
                        <asp:Button ID="CancelButton" runat="server" CommandName="Cancel" 
                            Text="Clear" />
                    </td>
                    <td>
                        <asp:TextBox ID="CustomerIDTextBox" runat="server" 
                            Text='<%# Bind("CustomerID") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="CompanyNameTextBox" runat="server" 
                            Text='<%# Bind("CompanyName") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="ContactNameTextBox" runat="server" 
                            Text='<%# Bind("ContactName") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="ContactTitleTextBox" runat="server" 
                            Text='<%# Bind("ContactTitle") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="AddressTextBox" runat="server" Text='<%# Bind("Address") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="CityTextBox" runat="server" Text='<%# Bind("City") %>' />
                    </td>
                </tr>
            </InsertItemTemplate>
            <SelectedItemTemplate>
                <tr style="background-color: #FFCC66;font-weight: bold;color: #000080;">
                    <td>
                        <asp:Label ID="CustomerIDLabel" runat="server" 
                            Text='<%# Eval("CustomerID") %>' />
                    </td>
                    <td>
                        <asp:Label ID="CompanyNameLabel" runat="server" 
                            Text='<%# Eval("CompanyName") %>' />
                    </td>
                    <td>
                        <asp:Label ID="ContactNameLabel" runat="server" 
                            Text='<%# Eval("ContactName") %>' />
                    </td>
                    <td>
                        <asp:Label ID="ContactTitleLabel" runat="server" 
                            Text='<%# Eval("ContactTitle") %>' />
                    </td>
                    <td>
                        <asp:Label ID="AddressLabel" runat="server" Text='<%# Eval("Address") %>' />
                    </td>
                    <td>
                        <asp:Label ID="CityLabel" runat="server" Text='<%# Eval("City") %>' />
                    </td>
                </tr>
            </SelectedItemTemplate>
            <EmptyDataTemplate>
                <table runat="server" 
                    style="background-color: #FFFFFF;border-collapse: collapse;border-color: #999999;border-style:none;border-width:1px;">
                    <tr>
                        <td>
                            No data was returned.</td>
                    </tr>
                </table>
            </EmptyDataTemplate>
            <EditItemTemplate>
                <tr style="background-color: #FFCC66;color: #000080;">
                    <td>
                        <asp:Button ID="UpdateButton" runat="server" CommandName="Update" 
                            Text="Update" />
                        <asp:Button ID="CancelButton" runat="server" CommandName="Cancel" 
                            Text="Cancel" />
                    </td>
                    <td>
                        <asp:Label ID="CustomerIDLabel1" runat="server" 
                            Text='<%# Eval("CustomerID") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="CompanyNameTextBox" runat="server" 
                            Text='<%# Bind("CompanyName") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="ContactNameTextBox" runat="server" 
                            Text='<%# Bind("ContactName") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="ContactTitleTextBox" runat="server" 
                            Text='<%# Bind("ContactTitle") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="AddressTextBox" runat="server" Text='<%# Bind("Address") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="CityTextBox" runat="server" Text='<%# Bind("City") %>' />
                    </td>
                </tr>
            </EditItemTemplate>
            <ItemTemplate>
                <tr style="background-color: #FFFBD6;color: #333333;">
                    <td>
                        <asp:Label ID="CustomerIDLabel" runat="server" 
                            Text='<%# Eval("CustomerID") %>' />
                    </td>
                    <td>
                        <asp:Label ID="CompanyNameLabel" runat="server" 
                            Text='<%# Eval("CompanyName") %>' />
                    </td>
                    <td>
                        <asp:Label ID="ContactNameLabel" runat="server" 
                            Text='<%# Eval("ContactName") %>' />
                    </td>
                    <td>
                        <asp:Label ID="ContactTitleLabel" runat="server" 
                            Text='<%# Eval("ContactTitle") %>' />
                    </td>
                    <td>
                        <asp:Label ID="AddressLabel" runat="server" Text='<%# Eval("Address") %>' />
                    </td>
                    <td>
                        <asp:Label ID="CityLabel" runat="server" Text='<%# Eval("City") %>' />
                    </td>
                </tr>
            </ItemTemplate>
        </asp:ListView>
        <asp:SqlDataSource ID="SqlDataSource1" runat="server" 
            ConnectionString="<%$ ConnectionStrings:NorthwindConnectionString %>" 
            
            SelectCommand=" select Customers.CustomerID,  Customers.CompanyName,  Customers.ContactName, 
Customers.ContactTitle,
  Customers.Address, Customers.City FROM Customers, 
            Customers a
             ORDER BY a.CustomerID">
        </asp:SqlDataSource>


    
    </div>
   <asp:DataPager runat="server" ID="AfterListDataPager"  
        PagedControlID="ListView1" 
        PageSize="18">
        <Fields>
          
            <asp:NextPreviousPagerField ButtonType="Button" ShowFirstPageButton="True" 
                ShowNextPageButton="False" ShowPreviousPageButton="False"  />
            <asp:NumericPagerField />
            <asp:NextPreviousPagerField ButtonType="Button" ShowLastPageButton="True" 
                ShowNextPageButton="False" ShowPreviousPageButton="False" />
                <asp:TemplatePagerField  OnPagerCommand="TemplatePagerField_OnPagerCommand">
                 <PagerTemplate>
                  <asp:TextBox ID="All" runat="server"></asp:TextBox>
                  <asp:Button ID="OK" runat="server"  Text="abc" CommandName="abc"/>
                 </PagerTemplate>
                </asp:TemplatePagerField>
        </Fields>
      </asp:DataPager>

 
  要是数据量大时,感效率不高