注意 HierarchicalDataTemplate 作用的目标是 MenuItem的 Header
<Window x:Class="WpfDemo.HierarchicalDataTemplateDemo1" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:WpfDemo" mc:Ignorable="d" Title="HierarchicalDataTemplateDemo1" Height="300" Width="300"> <Window.Resources> <XmlDataProvider x:Key="ds" XPath="Data/Operation"> <x:XData> <Data xmlns=""> <Operation Name="文件" Gesture="F"> <Operation Name="新建" Gesture="N"> <Operation Name="项目" Gesture="Control+P"></Operation> <Operation Name="网址" Gesture="Control+W"></Operation> <Operation Name="文档" Gesture="Control+D"></Operation> </Operation> <Operation Name="保存" Gesture="S"></Operation> <Operation Name="打印" Gesture="P"></Operation> <Operation Name="退出" Gesture="X"></Operation> </Operation> <Operation Name="编辑" Gesture="E"> <Operation Name="拷贝" Gesture="Control+C"></Operation> <Operation Name="剪切" Gesture="Control+X"></Operation> <Operation Name="粘贴" Gesture="Control+V"></Operation> </Operation> </Data> </x:XData> </XmlDataProvider> <!--MenuItem模板--> <HierarchicalDataTemplate DataType="Operation" ItemsSource="{Binding XPath=Operation}"> <StackPanel Orientation="Horizontal"> <TextBlock Text="{Binding XPath=@Name}"></TextBlock> <TextBlock Text="{Binding XPath=@Gesture}"></TextBlock> </StackPanel> </HierarchicalDataTemplate> </Window.Resources> <Grid MenuItem.Click="Grid_Click"> <Menu ItemsSource="{Binding Source={StaticResource ds}}"></Menu> </Grid> </Window>
private void Grid_Click(object sender, RoutedEventArgs e) { MenuItem item = e.OriginalSource as MenuItem; XmlElement xe = item.Header as XmlElement; MessageBox.Show(xe.Attributes["Name"].Value+ xe.Attributes["Gesture"].Value); }