Grid MouseLeftButtonDown action and PreviewMouseLeftButtonDown action

    



<Window x:Class="TunnelingBubbling.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="TunnelingBubbling">
  
    <Grid MouseLeftButtonDown="MouseDownGrid"
          PreviewMouseLeftButtonDown="PreviewMouseDownGrid"
      Width="300" Height="300">

    <Button PreviewMouseLeftButtonDown="PreviewMouseDownButton"
      MouseLeftButtonDown="MouseDownButton"
      Click="MyClickEvent"
      Name="btnGo">

      <TextBox MouseLeftButtonDown="MouseLeftButtonDown"
        PreviewMouseLeftButtonDown="PreviewMouseLeftButtonDown"
        Width="200" Height="30" Name="textBox1">
      </TextBox>
    </Button>
  </Grid>  
</Window>
//File:Window.xaml.vb

Imports System
Imports System.Collections.Generic
Imports System.Text
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Data
Imports System.Windows.Documents
Imports System.Windows.Input
Imports System.Windows.Media
Imports System.Windows.Media.Imaging
Imports System.Windows.Shapes
Imports System.Diagnostics

Namespace TunnelingBubbling
  Public Partial Class Window1
    Inherits System.Windows.Window

    Public Sub New()
      InitializeComponent()
    End Sub

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

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

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

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

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

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

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

  End Class
End Namespace

Related examples in the same category

1.	MouseDown action on Line
2.	Hit Result Behavior
3.	Button PreviewMouseLeftButtonDown action and MouseLeftButtonDown action
4.	Detect whether the mouse button is pressed or released using the MouseButtonState property.
5.	Handler MouseLeftButtonDown and MouseLeftButtonUp events
6.	Make an object follow the mouse pointer as it moves on the screen.
7.	Use Mouse.AddPreviewMouseDownHandler(myEllipse, PreviewMouseDownEllipse);
8.	Use Mouse.AddMouseDownHandler(myEllipse, MouseDownEllipse);
9.	Use Mouse.PreviewMouseDown /Mouse.MouseDown Attribute from Grid element
10.	A line which monitors the mouse entering its area
11.	Mouse Position and TranslateTransform
12.	Mouse Position
13.	Get mouse position with Mouse.GetPosition
14.	Replease mouse with Mouse.Capture(null)
15.	Retrieving the mouse position relative to controls on a Window
16.	Mouse cursor override and clear
17.	Check the mouse event source
18.	Use the Mouse Wheel action methods that are defined by the IScrollInfo interface
19.	Change control background in mouse enter and leave
20.	Use EventSetter to add mouse event handler
21.	Mouse.LostMouseCaptureEvent
22.	Use Mouse.Capture to let a Control capture an event
23.	Point Hit Test

Grid MouseLeftButtonDown action and PreviewMouseLeftButtonDown action : Mouse « Windows Presentation Foundation « VB.Net

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