<Window x:Class="WpfApplication1.AttachedEvents"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="Event Examples" Height="300" Width="300">
<Grid HorizontalAlignment="Center" VerticalAlignment="Center">
<Button>
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition />
<ColumnDefinition />
</Grid.ColumnDefinitions>
<Ellipse x:Name="myEllipse" Canvas.Left="1" Canvas.Top="1" Width="16" Height="16" Fill="Yellow" Stroke="Black" />
<TextBlock Grid.Column="1">Click!</TextBlock>
</Grid>
</Button>
</Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.Windows;
using System.Diagnostics;
using System.Windows.Shapes;
using System.Windows.Input;
namespace WpfApplication1
{
public partial class AttachedEvents : System.Windows.Window
{
public AttachedEvents()
{
InitializeComponent();
Mouse.AddPreviewMouseDownHandler(myEllipse, PreviewMouseDownEllipse);
Mouse.AddMouseDownHandler(myEllipse, MouseDownEllipse);
}
void PreviewMouseDownEllipse(object sender, RoutedEventArgs e)
{ Debug.WriteLine("PreviewMouseDownEllipse"); }
void MouseDownEllipse(object sender, RoutedEventArgs e)
{ Debug.WriteLine("MouseDownEllipse"); }
}
}
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