Use Mouse.AddPreviewMouseDownHandler(myEllipse, PreviewMouseDownEllipse); : Mouse « Windows Presentation Foundation « VB.Net






Use Mouse.AddPreviewMouseDownHandler(myEllipse, PreviewMouseDownEllipse);

Use Mouse.AddPreviewMouseDownHandler(myEllipse, PreviewMouseDownEllipse);
    

<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" />

          <Ellipse Canvas.Left="4.5" Canvas.Top="5" Width="2.5" Height="3" Fill="Black" />
          <Ellipse Canvas.Left="11" Canvas.Top="5" Width="2.5" Height="3" Fill="Black" />
          <Path Data="M 5,10 A 3,3 0 0 0 13,10" Stroke="Black" />
      
        <TextBlock Grid.Column="1">Click!</TextBlock>
      </Grid>
    </Button>
  </Grid>
</Window>

//File:Window.xaml.vb

Imports System
Imports System.Windows
Imports System.Diagnostics
Imports System.Windows.Shapes
Imports System.Windows.Input

Namespace WpfApplication1
  Public Partial Class AttachedEvents
    Inherits System.Windows.Window

    Public Sub New()
      InitializeComponent()

      Mouse.AddPreviewMouseDownHandler(myEllipse, AddressOf PreviewMouseDownEllipse)

      Mouse.AddMouseDownHandler(myEllipse, AddressOf MouseDownEllipse)
    End Sub

    Private Sub PreviewMouseDownEllipse(sender As Object, e As RoutedEventArgs)
      Debug.WriteLine("PreviewMouseDownEllipse")
    End Sub

    Private Sub MouseDownEllipse(sender As Object, e As RoutedEventArgs)
      Debug.WriteLine("MouseDownEllipse")
    End Sub

  End Class
End Namespace

   
    
    
    
  








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