I would like to have something like a IMyScriptAction implementing base class

I made a simple action system .. see:
https://github.com/kummahiih/SpaceEngineersScripts/blob/master/ActionSystem.cs
or
http://steamcommunity.com/sharedfiles/filedetails/?id=707936391

Whenever I want to call IMyGridProgram's methods it is quite hard to write all parts as actions and funcs if you use classes.
It would help a lot if there would be an inheritable base class for self made actions which would either
inherit IMyGridProgram or have an instance of it as a...

I would like to have something like a IMyScriptAction implementing base class