Mouse cursor override and clear : Mouse « Windows Presentation Foundation « VB.Net

1. VB.Net
2. Windows Presentation Foundation
3. Mouse

Mouse cursor override and clear

     


<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="MouseInput" Height="300" Width="300">
    <Grid>
      <Ellipse Fill="Blue" x:Name="myEllipse" />
    </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 WpfApplication1
  Public Partial Class Window1
    Inherits System.Windows.Window
    Public Sub New()
      InitializeComponent()
    End Sub
    Private Sub StartSlowWork()
      Mouse.OverrideCursor = Cursors.AppStarting
    End Sub

    Private Sub SlowWorkCompleted()
      Mouse.OverrideCursor = Nothing
    End Sub

    Protected Overrides Sub OnMouseDown(e As MouseButtonEventArgs)
      MyBase.OnMouseDown(e)
      If e.Source Is myEllipse Then
        StartSlowWork()
      End If
    End Sub

    Protected Overrides Sub OnMouseUp(e As MouseButtonEventArgs)
      MyBase.OnMouseUp(e)
      SlowWorkCompleted()
    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.	Grid MouseLeftButtonDown action and PreviewMouseLeftButtonDown action
5.	Detect whether the mouse button is pressed or released using the MouseButtonState property.
6.	Handler MouseLeftButtonDown and MouseLeftButtonUp events
7.	Make an object follow the mouse pointer as it moves on the screen.
8.	Use Mouse.AddPreviewMouseDownHandler(myEllipse, PreviewMouseDownEllipse);
9.	Use Mouse.AddMouseDownHandler(myEllipse, MouseDownEllipse);
10.	Use Mouse.PreviewMouseDown /Mouse.MouseDown Attribute from Grid element
11.	A line which monitors the mouse entering its area
12.	Mouse Position and TranslateTransform
13.	Mouse Position
14.	Get mouse position with Mouse.GetPosition
15.	Replease mouse with Mouse.Capture(null)
16.	Retrieving the mouse position relative to controls on a Window
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