The .NET Command Pattern, Part 2: Listing 6

MainWindow.xaml

<Window x:Class="VSMCommandPatternUndo.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:local="clr-namespace:VSMCommandPatternUndo.Commands"
        Title="MainWindow" Height="350" Width="525">
    <Window.Resources>
        <local:CutPresentationCommand x:Key="CutPresentationCommand" />
        <local:UndoCommand x:Key="UndoCommand" />
        <local:RedoCommand x:Key="RedoCommand" />
    </Window.Resources>
    <Window.InputBindings>
        <KeyBinding Key="M" Modifiers="Control" Command="{StaticResource CutPresentationCommand}"
CommandParameter="{Binding Path=Model}" /> <KeyBinding Key="U" Modifiers="Control" Command="{StaticResource UndoCommand}" /> <KeyBinding Key="R" Modifiers="Control" Command="{StaticResource RedoCommand}" /> </Window.InputBindings> <Grid> <StackPanel x:Name="PresentationPanel" Margin="10"> <StackPanel x:Name="Presentation" DataContext="{Binding Path=Model, Mode=TwoWay}"> <Label>Title</Label> <TextBox x:Name="Title" Text="{Binding Path=Title, Mode=TwoWay}"></TextBox> <Label>Presenter</Label> <TextBox x:Name="Presenter" Text="{Binding Path=Presenter, Mode=TwoWay}"></TextBox> <Label>Summary</Label> <TextBox x:Name="Summary" Text="{Binding Path=Summary, Mode=TwoWay}"
TextWrapping="Wrap" AcceptsReturn="True"></TextBox> </StackPanel> <StackPanel> <Button x:Name="Cut" Command="{StaticResource CutPresentationCommand}"
CommandParameter="{Binding Path=Model}" Margin="0,10,0,10">Cut</Button> <Button x:Name="Undo" Command="{StaticResource UndoCommand}">Undo</Button> <Button x:Name="Redo" Command="{StaticResource RedoCommand}" Margin="0,10,0,10">Redo</Button> </StackPanel> </StackPanel> </Grid> </Window>

About the Author

Eric Vogel is a Senior Software Developer for Red Cedar Solutions Group in Okemos, Michigan. He is the president of the Greater Lansing User Group for .NET. Eric enjoys learning about software architecture and craftsmanship, and is always looking for ways to create more robust and testable applications. Contact him at [email protected].

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