RoutedEvents: Mouse Position : RoutedCommand « Windows Presentation Foundation « VB.Net






RoutedEvents: Mouse Position

RoutedEvents: Mouse Position
    



<Window x:Class="RoutedEvents.MousePosition"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="MousePosition" Height="300" Width="300">
  <StackPanel>
    <Rectangle Name="rect" MouseMove="MouseMoved" Fill="LightBlue" ></Rectangle>
    <Button Name="cmdCapture" Click="cmdCapture_Click">Capture the Mouse</Button>
    <TextBlock Name="lblInfo"></TextBlock>
  </StackPanel>
</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

Namespace RoutedEvents
  Public Partial Class MousePosition
    Inherits System.Windows.Window
    Public Sub New()
      InitializeComponent()
    End Sub
    Private Sub cmdCapture_Click(sender As Object, e As RoutedEventArgs)
      Me.[AddHandler](Mouse.LostMouseCaptureEvent, New RoutedEventHandler(AddressOf Me.LostCapture))
      Mouse.Capture(rect)

      cmdCapture.Content = "Mouse captured"
    End Sub

    Private Sub MouseMoved(sender As Object, e As MouseEventArgs)
      Dim pt As Point = e.GetPosition(Me)
      lblInfo.Text = [String].Format("({0},{1}) in window coordinates", pt.X, pt.Y)
    End Sub

    Private Sub LostCapture(sender As Object, e As RoutedEventArgs)
      lblInfo.Text = "Lost capture"
      cmdCapture.Content = "Capture the Mouse"
    End Sub
  End Class
End Namespace

   
    
    
    
  








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