Mega Code Archive

 
Categories / VB.Net / WPF
 

Button PreviewMouseDown action and MouseDown action

<Window x:Class="WpfApplication1.Window1"     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"     Title="AddHandler" Height="300" Width="300">   <Grid HorizontalAlignment="Center" VerticalAlignment="Center">     <Button PreviewMouseDown="PreviewMouseDownButton" MouseDown="MouseDownButton">       <Grid >         <Grid.ColumnDefinitions>           <ColumnDefinition />           <ColumnDefinition />         </Grid.ColumnDefinitions>         <Canvas Width="20" Height="18" VerticalAlignment="Center">           <Ellipse x:Name="myEllipse" Canvas.Left="1" Canvas.Top="1" Width="16" Height="16"                    Fill="Yellow" Stroke="Black" />         </Canvas>       </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 Window1     Inherits System.Windows.Window     Public Sub New()       InitializeComponent()     End Sub     Private Sub PreviewMouseDownButton(sender As Object, e As RoutedEventArgs)       Debug.WriteLine("PreviewMouseDownButton")     End Sub     Private Sub MouseDownButton(sender As Object, e As RoutedEventArgs)       Debug.WriteLine("MouseDownButton")     End Sub   End Class End Namespace