We recently added a special CommandParameter parse step to allow the binding to specify fixed values (strings, ints, bools) to ICommand bindings.
This can be used as:
which uses a ValueConverter to turn a Click into a call on:
So can be received in
This helps where you want to reuse a command across multiple buttons
However, please note that this cannot be used currently with valueconverters - as it itself uses a valueconverter to achieve the effect.
Hope that helps :)