Use Window Activated and Deactivated event to control a media file : Window « Windows Presentation Foundation « VB.Net

Home
VB.Net
1.2D
2.Application
3.Class
4.Data Structure
5.Data Types
6.Database ADO.net
7.Development
8.Event
9.File Directory
10.Generics
11.GUI
12.Language Basics
13.LINQ
14.Network Remote
15.Security
16.Thread
17.Windows Presentation Foundation
18.Windows System
19.XML
20.XML LINQ
VB.Net Tutorial
VB.Net by API
VB.Net » Windows Presentation Foundation » WindowScreenshots 
Use Window Activated and Deactivated event to control a media file
Use Window Activated and Deactivated event to control a media file
    


<Window x:Class="CustomMediaPlayerWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Custom Media Player"
    Activated="window_Activated"
    Deactivated="window_Deactivated"
    Closing="window_Closing">
  <DockPanel>
    <Menu DockPanel.Dock="Top">
      <MenuItem Header="_File">
        <MenuItem Header="_Exit" Click="exitMenu_Click" />
      </MenuItem>
    </Menu>
    <StackPanel DockPanel.Dock="Top" Orientation="Horizontal" HorizontalAlignment="Center">
      <Button Name="playButton" Click="playButton_Click">Play</Button>
      <Button Name="clickButton" Click="stopButton_Click">Stop</Button>
    </StackPanel>
    <MediaElement Stretch="Fill" Name="mediaElement" LoadedBehavior="Manual" Source="numbers.wmv" />
  </DockPanel>
</Window>
//File:Window.xaml.vb
Imports System
Imports System.ComponentModel
Imports System.Windows

Public Partial Class CustomMediaPlayerWindow
  Inherits Window
  Public Sub New()
    InitializeComponent()
  End Sub

  Private isMediaElementPlaying As Boolean

  Private Sub playButton_Click(sender As Object, e As RoutedEventArgs)
    Me.mediaElement.Play()
    Me.isMediaElementPlaying = True
  End Sub

  Private Sub stopButton_Click(sender As Object, e As RoutedEventArgs)
    Me.mediaElement.[Stop]()
    Me.isMediaElementPlaying = False
  End Sub

  Private Sub window_Activated(sender As Object, e As EventArgs)
    If Me.isMediaElementPlaying Then
      Me.mediaElement.Play()
    End If
  End Sub

  Private Sub window_Deactivated(sender As Object, e As EventArgs)
    If Me.isMediaElementPlaying Then
      Me.mediaElement.Pause()
    End If
  End Sub

  Private Sub exitMenu_Click(sender As Object, e As RoutedEventArgs)
    Me.Close()
  End Sub

  Private Sub window_Closing(sender As Object, e As CancelEventArgs)
    If Me.isMediaElementPlaying Then
      e.Cancel = True
    End If
  End Sub
End Class

   
    
    
    
  
Related examples in the same category
1.Custom Window
2.Set window size in XAMLSet window size in XAML
3.A simple user-login XAML pageA simple user-login XAML page
4.User login screen with no layout or formattingUser login screen with no layout or formatting
5.Automatically Size the Main Application Window to Accommodate Its ContentAutomatically Size the Main Application Window to Accommodate Its Content
6.Window.CommandBindingsWindow.CommandBindings
7.Window OwnershipWindow Ownership
8.Window.DragMoveWindow.DragMove
9.Window Closing and Closed eventWindow Closing and Closed event
10.Creating the main panel and add to Window in CodeCreating the main panel and add to Window in Code
11.Change window cursorChange window cursor
12.Show window based on button nameShow window based on button name
13.Listen to Window loaded eventListen to Window loaded event
14.Create Window and add window closing event handlerCreate Window and add window closing event handler
15.Activate window, close window, bring window to frontActivate window, close window, bring window to front
16.Set a Default ButtonSet a Default Button
17.Non-Rectangular windowNon-Rectangular window
18.Window Preview Key EventsWindow Preview Key Events
19.Window with Menu, ToolBar, StatusBarWindow with Menu, ToolBar, StatusBar
20.Order of precedence for sizing-related properties that are implemented by Window.Order of precedence for sizing-related properties that are implemented by Window.
21.Transparent WindowTransparent Window
22.Animated Video WindowAnimated Video Window
23.Use WindowState to make full screen window, change resize mode to NoReSize
24.Do not handle events until Window is fully initialized.Do not handle events until Window is fully initialized.
25.Window On Mouse move eventWindow On Mouse move event
26.Window On Mouse up eventWindow On Mouse up event
27.Window mouse down eventWindow mouse down event
28.Window Preview mouse down eventWindow Preview mouse down event
29.Window mouse up eventWindow mouse up event
30.Load resource from Window ResourcesLoad resource from Window Resources
31.Launch a window with defined XAMLLaunch a window with defined XAML
32.Create a non-rectangular windowCreate a non-rectangular window
33.Close a window with Escape key pressedClose a window with Escape key pressed
34.Display window as dialogDisplay window as dialog
35.Windows Transparent BackgroundWindows Transparent Background
36.Save Window Position to RegistrySave Window Position to Registry
37.Center a Window to ScreenCenter a Window to Screen
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.