Binding ApplicationCommands.New Command to your own handler : ApplicationCommands « Windows Presentation Foundation « VB.Net Tutorial

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

<Window x:Class="Commands.TestNewCommand"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="TestNewCommand" Height="150" Width="300">
  <Window.CommandBindings>
    <CommandBinding Command="ApplicationCommands.New" Executed="NewCommand" />
  </Window.CommandBindings>

  <StackPanel >
    <Menu>
      <MenuItem Header="File">
        <MenuItem Command="New"></MenuItem>
      </MenuItem>
    </Menu>

    <Button Margin="5" Padding="5" Command="ApplicationCommands.New" ToolTip="{x:Static ApplicationCommands.New}">New</Button>
    <Button Margin="5" Padding="5" Visibility="Hidden" Command="ApplicationCommands.Open">Open (unwired)</Button>
    <Button Margin="5" Padding="5" Visibility="Hidden" Click="cmdDoCommand_Click" >DoCommand</Button>
    </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 Commands
  Public Partial Class TestNewCommand
    Inherits System.Windows.Window
    Public Sub New()
      InitializeComponent()
    End Sub
    Private Sub NewCommand(sender As Object, e As ExecutedRoutedEventArgs)
      MessageBox.Show("New command triggered by " & e.Source.ToString())
    End Sub
    Private Sub cmdDoCommand_Click(sender As Object, e As RoutedEventArgs)
      Me.CommandBindings(0).Command.Execute(Nothing)
    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