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要为 ListView 中的项处理事件,需要为每个 ListViewItem 添加一个事件处理程序。 当 ListView 绑定到数据源时,无需显式创建 ListViewItem ,但可以通过将 EventSetter 添加到 ListViewItem 的样式来处理每个项的事件。

以下示例创建一个数据绑定 ListView ,并创建一个 Style 以向每个 ListViewItem 添加一个事件处理程序。

<!--XmlDataProvider is defined in a ResourceDictionary, 
    such as Window.Resources-->
<XmlDataProvider x:Key="InventoryData" XPath="Books">
    <x:XData>
        <Books xmlns="">
            <Book ISBN="0-7356-0562-9" Stock="in" Number="9">
                <Title>XML in Action</Title>
                <Summary>XML Web Technology</Summary>
            </Book>
            <Book ISBN="0-7356-1370-2" Stock="in" Number="8">
                <Title>Programming Microsoft Windows With C#</Title>
                <Summary>C# Programming using the .NET Framework</Summary>
            </Book>
            <Book ISBN="0-7356-1288-9" Stock="out" Number="7">
                <Title>Inside C#</Title>
                <Summary>C# Language Programming</Summary>
            </Book>
            <Book ISBN="0-7356-1377-X" Stock="in" Number="5">
                <Title>Introducing Microsoft .NET</Title>
                <Summary>Overview of .NET Technology</Summary>
            </Book>
            <Book ISBN="0-7356-1448-2" Stock="out" Number="4">
                <Title>Microsoft C# Language Specifications</Title>
                <Summary>The C# language definition</Summary>
            </Book>
        </Books>
    </x:XData>
</XmlDataProvider>
<!--The Style is defined in a ResourceDictionary, 
    such as Window.Resources-->
<Style TargetType="ListViewItem">
    <EventSetter Event="MouseDoubleClick" Handler="ListViewItem_MouseDoubleClick"/>
</Style>
<ListView ItemsSource="{Binding Source={StaticResource InventoryData}, XPath=Book}">
    <ListView.View>
        <GridView>
            <GridViewColumn Width="300" Header="Title" 
                            DisplayMemberBinding="{Binding XPath=Title}"/>
            <GridViewColumn Width="150" Header="ISBN" 
                            DisplayMemberBinding="{Binding XPath=@ISBN}"/>
        </GridView>
    </ListView.View>
</ListView>

下面的示例处理 MouseDoubleClick 事件。

void ListViewItem_MouseDoubleClick(object sender, MouseButtonEventArgs e)
    XmlElement book = ((ListViewItem) sender).Content as XmlElement;
    if (book == null)
        return;
    if (book.GetAttribute("Stock") == "out")
        MessageBox.Show("Time to order more copies of " + book["Title"].InnerText);
        MessageBox.Show(book["Title"].InnerText + " is available.");
Private Sub ListViewItem_MouseDoubleClick(ByVal sender As Object, _
                                          ByVal e As MouseButtonEventArgs)
    Dim lvi As ListViewItem = CType(sender, ListViewItem)
    Dim book As XmlElement = CType(lvi.Content, XmlElement)
    If book.GetAttribute("Stock") = "out" Then
        MessageBox.Show("Time to order more copies of " + book("Title").InnerText)
        MessageBox.Show(book("Title").InnerText + " is available.")
    End If
End Sub

尽管将 ListView 绑定到数据源最常见,但可以使用样式将事件处理程序添加到非数据绑定 ListView 中的每个 ListViewItem,无论是否显式创建 ListViewItem。 有关显式和隐式创建的 ListViewItem 控件的详细信息,请参阅 ItemsControl

  • XmlElement
  • 数据绑定概述
  • 样式设置和模板化
  • 使用 XMLDataProvider 和 XPath 查询绑定到 XML 数据
  • ListView 概述
  •