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| 16.20.4.ToolBar and event handler |
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<Window x:Class="Commands.TwoDocument"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="TwoDocument" Height="300" Width="300">
<Window.Resources>
<CommandBinding x:Key="binding" Command="ApplicationCommands.Save" Executed="SaveCommand" CanExecute="SaveCommand_CanExecute" />
</Window.Resources>
<Grid>
<Grid.RowDefinitions>
<RowDefinition Height="Auto"></RowDefinition>
<RowDefinition Height="Auto"></RowDefinition>
<RowDefinition></RowDefinition>
<RowDefinition></RowDefinition>
</Grid.RowDefinitions>
<ToolBarTray Grid.Row="1">
<ToolBar>
<Button Command="New">New</Button>
<Button Command="Open">Open</Button>
<Button Command="Save">Save</Button>
</ToolBar>
<ToolBar>
<Button Command="Cut">Cut</Button>
<Button Command="Copy">Copy</Button>
<Button Command="Paste">Paste</Button>
</ToolBar>
</ToolBarTray>
<TextBox Margin="5" Grid.Row="2" TextWrapping="Wrap" AcceptsReturn="True" TextChanged="txt_TextChanged">
<TextBox.CommandBindings>
<StaticResource ResourceKey="binding"></StaticResource>
</TextBox.CommandBindings>
</TextBox>
</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
Namespace Commands
Public Partial Class TwoDocument
Inherits System.Windows.Window
Public Sub New()
InitializeComponent()
End Sub
Private Sub SaveCommand(sender As Object, e As ExecutedRoutedEventArgs)
End Sub
Private Sub txt_TextChanged(sender As Object, e As RoutedEventArgs)
End Sub
Private Sub SaveCommand_CanExecute(sender As Object, e As CanExecuteRoutedEventArgs)
e.CanExecute = False
End Sub
End Class
End Namespace
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