gistfile1.cs

    <Window.InputBindings>
        <KeyBinding Modifiers="Ctrl" Key="S" Command="{Binding SaveDocumentCommand}" />
        <KeyBinding Modifiers="Ctrl+Shift" Key="S" Command="{Binding SaveAllDocumentsCommand}" />
        <KeyBinding Modifiers="Ctrl" Key="N" Command="{Binding NewDocumentCommand}" />
        <KeyBinding Modifiers="Ctrl+Shift" Key="P" Command="{Binding PublishDocumentCommand}" />
        <KeyBinding Modifiers="Ctrl" Key="O" Command="{Binding OpenDocumentCommand}" />
        <KeyBinding Modifiers="Ctrl+Shift" Key="O" Command="{Binding OpenFromWebCommand}" />
        <KeyBinding Modifiers="Ctrl" Key="W" Command="{Binding CloseDocumentCommand}" />

        <KeyBinding Key="Escape" Command="commands:ShellCommands.Esc" />
        <KeyBinding Key="F" Command="commands:ShellCommands.Search" Modifiers="Control" />
    </Window.InputBindings>