As you have noticed the RoutedCommand class is an implementation of the ICommand interface, its main distinction if that its function is similar to that of a RoutedEvent: The Execute and CanExecute methods on a RoutedCommand do not contain the application logic for the command as is the case with a typical ICommand, but rather, … Read more
This might be a bit of a hack but you can derive from the KeyBinding class: public class BoolKeyBinding : KeyBinding { public bool Parameter { get { return (bool)CommandParameter; } set { CommandParameter = value; } } } Usage: <local:BoolKeyBinding … Parameter=”True”/> And another not so weird solution: xmlns:s=”clr-namespace:System;assembly=mscorlib” <Application.Resources> <!– … –> <s:Boolean … Read more