Assign ApplicationCommands.Open to Button : ApplicationCommands « Windows Presentation Foundation « VB.Net Tutorial

1. VB.Net Tutorial
2. Windows Presentation Foundation
3. ApplicationCommands

<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="CommandHandlerProcedural"
    >
</Window>
//File:Window.xaml.vb

Imports System
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Input
Imports System.Windows.Media

Namespace WpfApplication1
  Public Partial Class Window1
    Inherits Window
    Public Sub New()
      InitializeComponent()

      Dim MainStackPanel As New StackPanel()
      Me.AddChild(MainStackPanel)

      Dim CommandButton As New Button()
      CommandButton.Command = ApplicationCommands.Open
      CommandButton.Content = "Open (KeyBindings: Ctrl-R, Ctrl-0)"
      MainStackPanel.Children.Add(CommandButton)

      Dim OpenCmdBinding As New CommandBinding(ApplicationCommands.Open, AddressOf OpenCmdExecuted, AddressOf OpenCmdCanExecute)

      Me.CommandBindings.Add(OpenCmdBinding)

      Dim OpenCmdKeyBinding As New KeyBinding(ApplicationCommands.Open, Key.R, ModifierKeys.Control)

      Me.InputBindings.Add(OpenCmdKeyBinding)
    End Sub

    Private Sub OpenCmdExecuted(target As Object, e As ExecutedRoutedEventArgs)
      MessageBox.Show("The command has been invoked.")
    End Sub

    Private Sub OpenCmdCanExecute(sender As Object, e As CanExecuteRoutedEventArgs)
      e.CanExecute = True
    End Sub
  End Class
End Namespace

16.93.ApplicationCommands
	16.93.1.	Without focus scope
	16.93.2.	Bind ApplicationCommand to a handler
	16.93.3.	Assign ApplicationCommands.Open to Button
	16.93.4.	Menu with Application command: cut, copy, paste
	16.93.5.	Binding command to ApplicationCommands.Redo
	16.93.6.	Binding Command to ApplicationCommands.New
	16.93.7.	Bind CanExecute to ApplicationCommands.Save
	16.93.8.	Binding ApplicationCommands.New Command to your own handler
	16.93.9.	Change ApplicationCommands.New.Text
	16.93.10.	Call ApplicationCommands.New.Execute to execute the command directly
	16.93.11.	Use CommandBinding to bind ApplicationCommands.New in code
	16.93.12.	Use CommandBinding to Bind to ApplicationCommands
	16.93.13.	Add ApplicationCommands.Cut to TextBox with TextBox.CommandBindings