客户端代码：
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="FriendLinks.aspx.cs" Inherits="ListView控件的绑定.FriendLinks" %>
<!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></title>
<script src="js/jquery-1.4.2.js" type="text/javascript"></script>
<script type="text/javascript">
function onLinkTypeChange(src, logoTextId) { //这里定义一个函数控制logoLink是否显示
if ($(src).val() == "text") { //当LinkType为text时隐藏logoLink
$("#" + logoTextId).hide();
}
else {
$("#" + logoTextId).show();
}
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ObjectDataSource ID="ObjectDataSource1" runat="server"
DeleteMethod="Delete" InsertMethod="Insert"
OldValuesParameterFormatString="original_{0}" SelectMethod="GetData"
TypeName="ListView控件的绑定.DAL.DataSetLinksTableAdapters.T_LinksTableAdapter"
UpdateMethod="Update">
<DeleteParameters>
<asp:Parameter Name="Original_Id" Type="Int64" />
</DeleteParameters>
<InsertParameters>
<asp:Parameter Name="SeqNo" Type="Int32" />
<asp:Parameter Name="SiteName" Type="String" />
<asp:Parameter Name="LinkType" Type="String" />
<asp:Parameter Name="SiteURL" Type="String" />
<asp:Parameter Name="LogeURL" Type="String" />
</InsertParameters>
<UpdateParameters>
<asp:Parameter Name="SeqNo" Type="Int32" />
<asp:Parameter Name="SiteName" Type="String" />
<asp:Parameter Name="LinkType" Type="String" />
<asp:Parameter Name="SiteURL" Type="String" />
<asp:Parameter Name="LogeURL" Type="String" />
<asp:Parameter Name="Original_Id" Type="Int64" />
</UpdateParameters>
</asp:ObjectDataSource>
<br />
<asp:ListView ID="ListView1" runat="server" DataKeyNames="Id"
DataSourceID="ObjectDataSource1" EnableModelValidation="True"
InsertItemPosition="LastItem" onitemcreated="ListView1_ItemCreated"
oniteminserting="ListView1_ItemInserting"
onitemupdating="ListView1_ItemUpdating"
onitemdatabound="ListView1_ItemDataBound">
<EditItemTemplate>
<tr style="">
<td>
<asp:Button ID="UpdateButton" runat="server" CommandName="Update" Text="更新" />
<asp:Button ID="CancelButton" runat="server" CommandName="Cancel" Text="取消" />
</td>
<td>
<asp:TextBox ID="SeqNoTextBox" runat="server" Text=‘<%# Bind("SeqNo") %>‘ />
</td>
<td>
<asp:TextBox ID="SiteNameTextBox" runat="server"
Text=‘<%# Bind("SiteName") %>‘ />
</td>
<td>
<asp:DropDownList ID="DropDownList1" runat="server" >
<asp:ListItem Value="image">图片</asp:ListItem>
<asp:ListItem Value="text">文本</asp:ListItem>
</asp:DropDownList>
</td>
<td>
<asp:TextBox ID="SiteURLTextBox" runat="server" Text=‘<%# Bind("SiteURL") %>‘ />
</td>
<td>
<asp:TextBox ID="LogeURLTextBox" runat="server" Text=‘<%# Bind("LogeURL") %>‘ />
</td>
</tr>
</EditItemTemplate>
<EmptyDataTemplate>
<table runat="server" style="">
<tr>
<td>
未返回数据。</td>
</tr>
</table>
</EmptyDataTemplate>
<InsertItemTemplate>
<tr style="">
<td>
<asp:Button ID="InsertButton" runat="server" CommandName="Insert" Text="插入" ValidationGroup="insert"/>
<asp:Button ID="CancelButton" runat="server" CommandName="Cancel" Text="清除" />
</td>
<td>
<asp:TextBox ID="SeqNoTextBox" runat="server" Text=‘<%# Bind("SeqNo") %>‘ ValidationGroup="insert"/>
<asp:RequiredFieldValidator
ID="RequiredFieldValidator1" runat="server" ErrorMessage="*" ControlToValidate="SeqNoTextBox" ValidationGroup="insert"></asp:RequiredFieldValidator>
<asp:CompareValidator ID="CompareValidator1" runat="server" ErrorMessage="必须是整数" ControlToValidate="SeqNoTextBox" Type="Integer" Operator="DataTypeCheck" ValidationGroup="insert"></asp:CompareValidator>
</td>
<td>
<asp:TextBox ID="SiteNameTextBox" runat="server"
Text=‘<%# Bind("SiteName") %>‘ ValidationGroup="insert" />
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ErrorMessage="*" ValidationGroup="insert" ControlToValidate="SeqNoTextBox"></asp:RequiredFieldValidator>
</td>
<td>
<asp:DropDownList ID="DropDownList1" runat="server" ValidationGroup="insert" >
<asp:ListItem Value="image">图片</asp:ListItem>
<asp:ListItem Value="text">文本</asp:ListItem>
</asp:DropDownList>
</td>
<td>
<asp:TextBox ID="SiteURLTextBox" runat="server" Text=‘<%# Bind("SiteURL") %>‘ ValidationGroup="insert"/>
<asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server" ErrorMessage="*" ValidationGroup="insert" ControlToValidate="SiteURLTextBox"></asp:RequiredFieldValidator>
</td>
<td>
<asp:TextBox ID="LogeURLTextBox" runat="server" Text=‘<%# Bind("LogeURL") %>‘ ValidationGroup="insert" />
</td>
</tr>
</InsertItemTemplate>
<ItemTemplate>
<tr style="">
<td>
<asp:Button ID="DeleteButton" runat="server" CommandName="Delete" Text="删除" />
<asp:Button ID="EditButton" runat="server" CommandName="Edit" Text="编辑" />
</td>
<td>
<asp:Label ID="SeqNoLabel" runat="server" Text=‘<%# Eval("SeqNo") %>‘ />
</td>
<td>
<asp:Label ID="SiteNameLabel" runat="server" Text=‘<%# Eval("SiteName") %>‘ />
</td>
<td>
<asp:DropDownList ID="DropDownList1" runat="server" Enabled="false">
<asp:ListItem Value="image">图片</asp:ListItem>
<asp:ListItem Value="text">文本</asp:ListItem>
</asp:DropDownList>
</td>
<td>
<asp:Label ID="SiteURLLabel" runat="server" Text=‘<%# Eval("SiteURL") %>‘ />
</td>
<td>
<asp:Label ID="LogeURLLabel" runat="server" Text=‘<%# Eval("LogeURL") %>‘ />
</td>
</tr>
</ItemTemplate>
<LayoutTemplate>
<table runat="server">
<tr runat="server">
<td runat="server">
<table ID="itemPlaceholderContainer" runat="server" border="0" style="">
<tr runat="server" style="">
<th runat="server">
</th>
<th runat="server">
序号</th>
<th runat="server">
网站名</th>
<th runat="server">
链接类型</th>
<th runat="server">
网站地址</th>
<th runat="server">
Logo链接</th>
</tr>
<tr ID="itemPlaceholder" runat="server">
</tr>
</table>
</td>
</tr>
<tr runat="server">
<td runat="server" style="">
</td>
</tr>
</table>
</LayoutTemplate>
</asp:ListView>
</div>
</form>
</body>
</html>
服务端代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
namespace ListView控件的绑定
{
public partial class FriendLinks : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void ListView1_ItemInserting(object sender, ListViewInsertEventArgs e)
{
if(IsValid)
{
DropDownList ddlLinkType = (DropDownList)e.Item.FindControl("DropDownList1");
e.Values["LinkType"] = ddlLinkType.SelectedValue;
}
}
protected void ListView1_ItemCreated(object sender, ListViewItemEventArgs e)
{
if (e.Item.ItemType == ListViewItemType.InsertItem)
{
DropDownList ddlLinkType = (DropDownList)e.Item.FindControl("DropDownList1");
TextBox txtBox = (TextBox)e.Item.FindControl("LogeURLTextBox");
if (ddlLinkType != null && txtBox != null )
{
ddlLinkType.Attributes["onchange"] = "onLinkTypeChange(this,‘" + txtBox.ClientID + "‘)";//不知为什么加上这句话就不能插入
if (ddlLinkType.SelectedValue == "text")
{
ddlLinkType.Attributes["display"] = "none";
}
}
}
}
protected void ListView1_ItemUpdating(object sender, ListViewUpdateEventArgs e)
{
DropDownList ddlLinkType = (DropDownList)ListView1.Items[e.ItemIndex].FindControl("DropDownList1");
e.NewValues["LinkType"] = ddlLinkType.SelectedValue;
}
protected void ListView1_ItemDataBound(object sender, ListViewItemEventArgs e)
{
if (e.Item.ItemType == ListViewItemType.DataItem )
{
DropDownList ddlLinkType = (DropDownList)e.Item.FindControl("DropDownList1");
ListViewDataItem lvdi = (ListViewDataItem)e.Item;
DataRowView links = (DataRowView)lvdi.DataItem;
if (ddlLinkType != null && links!=null)
{
var link = (ListView控件的绑定.DAL.DataSetLinks.T_LinksRow)links.Row;
ddlLinkType.SelectedValue = link.LinkType;
}
}
}
}
}
数据绑定控件LiisView制作的网站友情链接管理
时间： 2024-10-01 07:43:16