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ASP.NET Tutorial/Data Binding/ListView - История изменений
2026-04-30T02:48:24Z
История изменений этой страницы в вики
MediaWiki 1.30.0
http://nfex.ru/index.php?title=ASP.NET_Tutorial/Data_Binding/ListView&diff=3158&oldid=prev
в 15:30, 26 мая 2010
2010-05-26T15:30:57Z
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<td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td>
<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 15:30, 26 мая 2010</td>
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http://nfex.ru/index.php?title=ASP.NET_Tutorial/Data_Binding/ListView&diff=3159&oldid=prev
Admin: 1 версия
2010-05-26T11:59:52Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== Creating a Custom User Interface for Paging==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<script runat="server"><br />
protected void pg_PagerCommand(object sender, DataPagerCommandEventArgs e)<br />
{<br />
e.NewMaximumRows = e.Item.Pager.MaximumRows;<br />
switch (e.rumandName)<br />
{<br />
case "Previous":<br />
if (e.Item.Pager.StartRowIndex > 0)<br />
e.NewStartRowIndex = e.Item.Pager.StartRowIndex - 2;<br />
break;<br />
case "Next":<br />
e.NewStartRowIndex = e.Item.Pager.StartRowIndex + 2;<br />
break;<br />
}<br />
}<br />
</script><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head id="Head1" runat="server"><br />
<title>DataPager Template</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstProducts"<br />
DataSourceId="srcProducts"<br />
runat="server"><br />
<LayoutTemplate><br />
<ul><br />
<asp:Placeholder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</ul><br />
<asp:DataPager<br />
id="pg"<br />
PageSize="2"<br />
Runat="server"><br />
<Fields><br />
<asp:TemplatePagerField<br />
OnPagerCommand="pg_PagerCommand"><br />
<PagerTemplate><br />
<asp:LinkButton<br />
id="lnkPrevious"<br />
Text="Previous"<br />
CommandName="Previous"<br />
Runat="server" /><br />
<asp:LinkButton<br />
id="lnkNext"<br />
Text="Next"<br />
CommandName="Next"<br />
Runat="server" /><br />
</PagerTemplate><br />
</asp:TemplatePagerField><br />
</Fields><br />
</asp:DataPager><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<li><br />
<%# Eval("Title") %><br />
</li><br />
</ItemTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcProducts"<br />
SelectCommand="SELECT Id, Title, Director FROM Product"<br />
ConnectionString="<%$ ConnectionStrings:Products %>"<br />
Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html><br />
<br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source><br />
<br />
<br />
<br />
== Displaying a photo gallery with a ListView control.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<%@ Import Namespace="System.Collections.Generic" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<script runat="server"><br />
void Page_Load()<br />
{<br />
List<string> photos = new List<string>();<br />
photos.Add( "~/Images/A.jpg" );<br />
photos.Add( "~/Images/B.jpg" );<br />
photos.Add( "~/Images/C.jpg" );<br />
photos.Add( "~/Images/D.jpg" );<br />
photos.Add( "~/Images/E.jpg" );<br />
photos.Add( "~/Images/F.jpg" );<br />
photos.Add( "~/Images/G.jpg" );<br />
lstPhotos.DataSource = photos;<br />
lstPhotos.DataBind();<br />
}<br />
</script><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head runat="server"><br />
<title>Photo Gallery</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstPhotos"<br />
GroupItemCount="3"<br />
runat="server"><br />
<LayoutTemplate><br />
<asp:Placeholder<br />
id="groupPlaceholder"<br />
runat="server" /><br />
</LayoutTemplate><br />
<GroupTemplate><br />
<div><br />
<asp:Placeholder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</div><br />
</GroupTemplate><br />
<ItemTemplate><br />
<asp:Image<br />
id="imgPhoto"<br />
ImageUrl="<%# Container.DataItem %>"<br />
Width="200px"<br />
Runat="server" /><br />
</ItemTemplate><br />
</asp:ListView><br />
</div><br />
</form><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Editing Database Data==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<style type="text/css"><br />
.product<br />
{<br />
border: solid 1px black;<br />
padding:5px;<br />
margin:3px;<br />
}<br />
.edit<br />
{<br />
background-color:lightyellow;<br />
}<br />
</style><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head runat="server"><br />
<title>Edit ListView</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstProducts"<br />
DataSourceId="srcProducts"<br />
DataKeyNames="Id"<br />
runat="server"><br />
<LayoutTemplate><br />
<asp:Placeholder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<div class="product"><br />
<strong><%# Eval("Title") %></strong><br />
<br /><br />
<em>Directed by <%# Eval("Director") %></em><br />
<br /><br />
<asp:LinkButton<br />
id="lnkEdit"<br />
Text="{Edit}"<br />
CommandName="Edit"<br />
Runat="server" /><br />
<asp:LinkButton<br />
id="lnkDelete"<br />
Text="{Delete}"<br />
CommandName="Delete"<br />
OnClientClick="return confirm("Delete this product?")"<br />
Runat="server" /><br />
</div><br />
</ItemTemplate><br />
<EditItemTemplate><br />
<div class="product edit"><br />
<asp:Label<br />
id="lblTitle"<br />
Text="Title:"<br />
AssociatedControlID="txtTitle"<br />
Runat="server" /><br />
<br /><br />
<asp:TextBox<br />
id="txtTitle"<br />
Text="<%# Bind("Title") %>"<br />
Runat="server" /><br />
<br /><br /><br />
<asp:Label<br />
id="lblDirector"<br />
Text="Director:"<br />
AssociatedControlID="txtDirector"<br />
Runat="server" /><br />
<br /><br />
<asp:TextBox<br />
id="txtDirector"<br />
Text="<%# Bind("Director") %>"<br />
Runat="server" /><br />
<br /><br /><br />
<asp:LinkButton<br />
id="lnkUpdate"<br />
Text="Save"<br />
CommandName="Update"<br />
Runat="server" /><br />
<asp:LinkButton<br />
id="lnkCancel"<br />
Text="Cancel"<br />
CommandName="Cancel"<br />
Runat="server" /><br />
</div><br />
</EditItemTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcProducts"<br />
SelectCommand="SELECT Id, Title, Director FROM Product"<br />
UpdateCommand="Update Product SET Title=@Title, Director=@Director<br />
WHERE Id=@Id"<br />
DeleteCommand="Delete Product WHERE Id=@Id"<br />
ConnectionString="<%$ ConnectionStrings:con %>"<br />
Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html><br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source><br />
<br />
<br />
<br />
== Inserting new records with the ListView control.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstFeedback"<br />
DataSourceId="srcFeedback"<br />
InsertItemPosition="FirstItem"<br />
runat="server"><br />
<LayoutTemplate><br />
<asp:Placeholder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<div class="comment"><br />
<%# Eval("Comment") %><br />
</div><br />
</ItemTemplate><br />
<InsertItemTemplate><br />
<div><br />
Please enter any comments<br />
about our website here:<br />
<br /><br />
<asp:Label<br />
id="lblComments"<br />
Text="Comments:"<br />
AssociatedControlID="txtComment"<br />
Runat="server" /><br />
<br /><br />
<asp:TextBox<br />
id="txtComment"<br />
Text="<%# Bind("Comment") %>"<br />
TextMode="MultiLine"<br />
Columns="40"<br />
Rows="3"<br />
Runat="server" /><br />
<br /><br />
<asp:Button<br />
id="lnkInsert"<br />
Text="Add Comment"<br />
CommandName="Insert"<br />
Runat="server" /><br />
</div><br />
</InsertItemTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcFeedback"<br />
SelectCommand="SELECT Id, Comment FROM Feedback"<br />
InsertCommand="INSERT Feedback (Comment) VALUES (@Comment)"<br />
ConnectionString="<%$ ConnectionStrings:Products %>"<br />
Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html><br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source><br />
<br />
<br />
<br />
== Selecting a Row==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head runat="server"><br />
<title>Master/Detail</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstProductCategories"<br />
DataSourceId="srcProductCategory"<br />
DataKeyNames="Id"<br />
runat="server"><br />
<LayoutTemplate><br />
<div class="categoryContainer"><br />
<asp:PlaceHolder<br />
id="itemPlaceholder"<br />
Runat="server" /><br />
</div><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<div><br />
<asp:LinkButton<br />
id="lnkSelect"<br />
Text="<%# Eval("Name") %>"<br />
CommandName="Select"<br />
Runat="server" /><br />
</div><br />
</ItemTemplate><br />
<SelectedItemTemplate><br />
<div id="selected"><br />
<%# Eval("Name") %><br />
</div><br />
</SelectedItemTemplate><br />
</asp:ListView><br />
<br style="clear:both" /><br /><br />
<asp:ListView<br />
ID="lstProducts"<br />
DataSourceId="srcProducts"<br />
runat="server"><br />
<LayoutTemplate><br />
<ol><br />
<asp:PlaceHolder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</ol><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<li><%# Eval("Title") %></li><br />
</ItemTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcProductCategory"<br />
SelectCommand="SELECT Id, Name FROM ProductCategory"<br />
ConnectionString="<%$ ConnectionStrings:con %>"<br />
Runat="server" /><br />
<asp:SqlDataSource<br />
id="srcProducts"<br />
SelectCommand="SELECT Title FROM Product<br />
WHERE CategoryId=@CategoryId"<br />
ConnectionString="<%$ ConnectionStrings:Products %>"<br />
Runat="server"><br />
<SelectParameters><br />
<asp:ControlParameter<br />
Name="CategoryId"<br />
ControlID="lstProductCategories" /><br />
</SelectParameters><br />
</asp:SqlDataSource><br />
</div><br />
</form><br />
</body><br />
</html><br />
<br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source><br />
<br />
<br />
<br />
== Sorting data with the ListView control.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head id="Head1" runat="server"><br />
<title>Sort ListView</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstProducts"<br />
DataSourceId="srcProducts"<br />
runat="server"><br />
<LayoutTemplate><br />
<table><br />
<thead><br />
<tr><br />
<td><br />
<asp:LinkButton<br />
id="lnkTitle"<br />
Text="Title"<br />
CommandName="Sort"<br />
CommandArgument="Title"<br />
Runat="server" /><br />
</td><br />
<td><br />
<asp:LinkButton<br />
id="LinkButton1"<br />
Text="Director"<br />
CommandName="Sort"<br />
CommandArgument="Director"<br />
Runat="server" /><br />
</td><br />
</tr><br />
</thead><br />
<tbody><br />
<asp:Placeholder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</tbody><br />
</table><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<tr><br />
<td><%# Eval("Title") %></td><br />
<td><%# Eval("Director") %></td><br />
</tr><br />
</ItemTemplate><br />
<EmptyDataTemplate><br />
No records found<br />
</EmptyDataTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcProducts"<br />
SelectCommand="SELECT Id, Title, Director FROM Product"<br />
ConnectionString="<%$ ConnectionStrings:Products %>"<br />
Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html><br />
<br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source><br />
<br />
<br />
<br />
== Use a ListView control to render an HTML table.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head id="Head1" runat="server"><br />
<title>Table ListView</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstProducts"<br />
DataSourceId="srcProducts"<br />
runat="server"><br />
<LayoutTemplate><br />
<table><br />
<thead><br />
<tr><br />
<td>Title</td><br />
<td>Director</td><br />
</tr><br />
</thead><br />
<tbody><br />
<asp:Placeholder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</tbody><br />
</table><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<tr><br />
<td><%# Eval("Title") %></td><br />
<td><%# Eval("Director") %></td><br />
</tr><br />
</ItemTemplate><br />
<EmptyDataTemplate><br />
No records found<br />
</EmptyDataTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcProducts"<br />
SelectCommand="SELECT Id, Title, Director FROM Product"<br />
ConnectionString="<%$ ConnectionStrings:Products %>"<br />
Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html><br />
<br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source><br />
<br />
<br />
<br />
== Using a DataPager control with the ListView control.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head id="Head1" runat="server"><br />
<title>DataPager ListView</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:ListView<br />
ID="lstProducts"<br />
DataSourceId="srcProducts"<br />
runat="server"><br />
<LayoutTemplate><br />
<ol><br />
<asp:PlaceHolder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</ol><br />
<asp:DataPager<br />
id="pg"<br />
PageSize="2"<br />
Runat="server"><br />
<Fields><br />
<asp:NextPreviousPagerField<br />
ShowFirstPageButton="true"<br />
ShowPreviousPageButton="true"<br />
ShowNextPageButton="false"<br />
ShowLastPageButton="false" /><br />
<asp:NumericPagerField /><br />
<asp:NextPreviousPagerField<br />
ShowFirstPageButton="false"<br />
ShowPreviousPageButton="false"<br />
ShowNextPageButton="true"<br />
ShowLastPageButton="true" /><br />
</Fields><br />
</asp:DataPager><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<li><br />
<%# Eval("Title") %><br />
</li><br />
</ItemTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcProducts"<br />
SelectCommand="SELECT Id, Title, Director FROM Product"<br />
ConnectionString="<%$ ConnectionStrings:con %>"<br />
Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html><br />
<br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source><br />
<br />
<br />
<br />
== Using the LayoutTemplate and ItemTemplate==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head id="Head1" runat="server"><br />
<title>Simple ListView</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<asp:ListView<br />
ID="lstProducts"<br />
DataSourceId="srcProducts"<br />
runat="server"><br />
<LayoutTemplate><br />
<div style="border:dashed 1px black"><br />
<asp:Placeholder<br />
id="itemPlaceholder"<br />
runat="server" /><br />
</div><br />
</LayoutTemplate><br />
<ItemTemplate><br />
<div style="border:solid 1px black"><br />
<%# Eval("Title") %><br />
</div><br />
</ItemTemplate><br />
<AlternatingItemTemplate><br />
<div style="border:solid 1px black;background-color:Silver"><br />
<%# Eval("Title") %><br />
</div><br />
</AlternatingItemTemplate><br />
<EmptyDataTemplate><br />
No records found<br />
</EmptyDataTemplate><br />
</asp:ListView><br />
<asp:SqlDataSource<br />
id="srcProducts"<br />
SelectCommand="SELECT Id, Title, Director FROM Product"<br />
ConnectionString="<%$ ConnectionStrings:Products %>"<br />
Runat="server" /><br />
</form><br />
</body><br />
</html><br />
File: Web.config<br />
<configuration><br />
<connectionStrings><br />
<add name="Products" <br />
connectionString="Data Source=.\SQLEXPRESS;<br />
AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" /><br />
</connectionStrings><br />
</configuration></source></div>
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