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演练:使用 ListView Web 服务器控件修改数据

演练:使用 ListView Web 服务器控件对数据进行显示、分页和排序

DataPager 控件 注意DataPager控件只能和ListView控件使用,不能和其他数据绑定控件使用!

以下ListView 里面的代码都是按照上面链接里面说的步骤执行生成的代码…,不过下面的删除功能有问题,因为删除的时候他涉及到外键关系…

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="datasUseGridView.aspx.cs"
    Inherits="testWeb.databing.datasUseGridView" EnableViewState="true" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>ListView和DataPager</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:ListView ID="ListView1" runat="server" DataKeyNames="DepartmentID" DataSourceID="SqlDataSource2"
            InsertItemPosition="LastItem">
            <AlternatingItemTemplate>
                <tr style="background-color: #FFFFFF; color: #284775;">
                    <td>
                        <asp:Button ID="DeleteButton" runat="server" CommandName="Delete" Text="删?除y" OnClientClick="return confirm('Are you sure?');" />
                        <asp:Button ID="EditButton" runat="server" CommandName="Edit" Text="编à辑-" />
                    </td>
                    <td>
                        <asp:Label ID="DepartmentIDLabel" runat="server" Text='<%# Eval("DepartmentID") %>' />
                    </td>
                    <td>
                        <asp:Label ID="NameLabel" runat="server" Text='<%# Eval("Name") %>' />
                    </td>
                    <td>
                        <asp:Label ID="GroupNameLabel" runat="server" Text='<%# Eval("GroupName") %>' />
                    </td>
                </tr>
            </AlternatingItemTemplate>
            <EditItemTemplate>
                <tr style="background-color: #999999;">
                    <td>
                        <asp:Button ID="UpdateButton" runat="server" CommandName="Update" Text="更ü新?" />
                        <asp:Button ID="CancelButton" runat="server" CommandName="Cancel" Text="取?消?" />
                    </td>
                    <td>
                        <asp:Label ID="DepartmentIDLabel1" runat="server" Text='<%# Eval("DepartmentID") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="NameTextBox" runat="server" Text='<%# Bind("Name") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="GroupNameTextBox" runat="server" Text='<%# Bind("GroupName") %>' />
                    </td>
                </tr>
            </EditItemTemplate>
            <EmptyDataTemplate>
                <table runat="server" style="background-color: #FFFFFF; border-collapse: collapse;
                    border-color: #999999; border-style: none; border-width: 1px;">
                    <tr>
                        <td>
                            未′返μ回?数y据Y。£
                        </td>
                    </tr>
                </table>
            </EmptyDataTemplate>
            <InsertItemTemplate>
                <tr style="">
                    <td>
                        <asp:Button ID="InsertButton" runat="server" CommandName="Insert" Text="插?入?" />
                        <asp:Button ID="CancelButton" runat="server" CommandName="Cancel" Text="清?除y" />
                    </td>
                    <td>
                        &nbsp;
                    </td>
                    <td>
                        <asp:TextBox ID="NameTextBox" runat="server" Text='<%# Bind("Name") %>' />
                    </td>
                    <td>
                        <asp:TextBox ID="GroupNameTextBox" runat="server" Text='<%# Bind("GroupName") %>' />
                    </td>
                </tr>
            </InsertItemTemplate>
            <ItemTemplate>
                <tr style="background-color: #E0FFFF; color: #333333;">
                    <td>
                        <asp:Button ID="DeleteButton" runat="server" CommandName="Delete" Text="删?除y" />
                        <asp:Button ID="EditButton" runat="server" CommandName="Edit" Text="编à辑-" />
                    </td>
                    <td>
                        <asp:Label ID="DepartmentIDLabel" runat="server" Text='<%# Eval("DepartmentID") %>' />
                    </td>
                    <td>
                        <asp:Label ID="NameLabel" runat="server" Text='<%# Eval("Name") %>' />
                    </td>
                    <td>
                        <asp:Label ID="GroupNameLabel" runat="server" Text='<%# Eval("GroupName") %>' />
                    </td>
                </tr>
            </ItemTemplate>
            <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: #E0FFFF; color: #333333;">
                                    <th runat="server">
                                    </th>
                                    <th runat="server">
                                        DepartmentID
                                    </th>
                                    <th runat="server">
                                        Name
                                    </th>
                                    <th runat="server">
                                        GroupName
                                    </th>
                                </tr>
                                <tr id="itemPlaceholder" runat="server">
                                </tr>
                            </table>
                        </td>
                    </tr>
                    <tr runat="server">
                        <td runat="server" style="text-align: center; background-color: #5D7B9D; font-family: Verdana, Arial, Helvetica, sans-serif;
                            color: #FFFFFF">
                        </td>
                    </tr>
                </table>
            </LayoutTemplate>
            <SelectedItemTemplate>
                <tr style="background-color: #E2DED6; font-weight: bold; color: #333333;">
                    <td>
                        <asp:Button ID="DeleteButton" runat="server" CommandName="Delete" Text="删?除y" />
                        <asp:Button ID="EditButton" runat="server" CommandName="Edit" Text="编à辑-" />
                    </td>
                    <td>
                        <asp:Label ID="DepartmentIDLabel" runat="server" Text='<%# Eval("DepartmentID") %>' />
                    </td>
                    <td>
                        <asp:Label ID="NameLabel" runat="server" Text='<%# Eval("Name") %>' />
                    </td>
                    <td>
                        <asp:Label ID="GroupNameLabel" runat="server" Text='<%# Eval("GroupName") %>' />
                    </td>
                </tr>
            </SelectedItemTemplate>
        </asp:ListView>
 
//数据源控件
        <asp:SqlDataSource ID="SqlDataSource2" runat="server" ConnectionString="<%$ ConnectionStrings:AdventureWorksConnectionString %>"
            DeleteCommand="DELETE FROM HumanResources.Department WHERE (DepartmentID = @DepartmentID)
" InsertCommand="INSERT INTO HumanResources.Department(Name, GroupName)
VALUES (@Name, @GroupName)
" SelectCommand="SELECT  DepartmentID, Name, GroupName 
FROM    HumanResources.Department
" UpdateCommand="UPDATE HumanResources.Department 
SET    Name = @Name, GroupName = @GroupName 
WHERE  (DepartmentID = @DepartmentID)
">
            <DeleteParameters>
                <asp:Parameter Name="DepartmentID" />
            </DeleteParameters>
            <InsertParameters>
                <asp:Parameter Name="Name" />
                <asp:Parameter Name="GroupName" />
            </InsertParameters>
            <UpdateParameters>
                <asp:Parameter Name="Name" />
                <asp:Parameter Name="GroupName" />
                <asp:Parameter Name="DepartmentID" />
            </UpdateParameters>
        </asp:SqlDataSource>
        <%--默认的--%>
        <%--<asp:DataPager ID="DataPager1" runat="server" PagedControlID="ListView1" PageSize="5">
            <Fields>
                <asp:NextPreviousPagerField ButtonType="Button" ShowFirstPageButton="True" ShowNextPageButton="False"
                    ShowPreviousPageButton="False" />
                <asp:NumericPagerField />
                <asp:NextPreviousPagerField ButtonType="Button" ShowLastPageButton="True" ShowNextPageButton="False"
                    ShowPreviousPageButton="False" />
            </Fields>
        </asp:DataPager>--%>
        <%--自定义分页控件样式--%>
        <asp:DataPager runat="server" ID="DataPager2" PageSize="8" PagedControlID="ListView1">
            <Fields>
                <asp:TemplatePagerField>
                    <PagerTemplate>
                        &nbsp;
                        <asp:TextBox ID="CurrentRowTextBox" runat="server" AutoPostBack="true" Text="<%# Container.StartRowIndex + 1%>"
                            Columns="1" Style="text-align: right" OnTextChanged="CurrentRowTextBox_OnTextChanged" />
                        to
                        <asp:Label ID="PageSizeLabel" runat="server" Font-Bold="true" Text="<%# Container.StartRowIndex + Container.PageSize > Container.TotalRowCount ? Container.TotalRowCount : Container.StartRowIndex + Container.PageSize %>" />
                        of
                        <asp:Label ID="TotalRowsLabel" runat="server" Font-Bold="true" Text="<%# Container.TotalRowCount %>" />
                    </PagerTemplate>
                </asp:TemplatePagerField>
                <asp:NextPreviousPagerField ShowFirstPageButton="true" ShowLastPageButton="true"
                    FirstPageText="|<< " LastPageText=" >>|" NextPageText=" > " PreviousPageText=" < " />
            </Fields>
        </asp:DataPager>
    </div>
    </form>
</body>
</html>

后台…
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace testWeb.databing
{
    public partial class datasUseGridView : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void CurrentRowTextBox_OnTextChanged(object sender, EventArgs e)
        {
            TextBox t = (TextBox)sender;
            DataPager pager = (DataPager)this.FindControl("DataPager2");
            //如?果?DataPager放?在úListView控?件t里?面?,则ò需è要a使1用?下?面?的?方?式?获?取?
            //DataPager pager = (DataPager)ListView1.FindControl("DataPager2");
            pager.SetPageProperties(Convert.ToInt32(t.Text) - 1, pager.PageSize, true);
        }
    }
}

Technorati 标签: ListView,DataPager
posted on 2010-06-21 23:00  JoinJ  阅读(524)  评论(0编辑  收藏  举报