On Mon, Mar 19, 2012 at 4:42 PM, Clemens Zeidler <clemens.zeidler@xxxxxxxxxxxxxx> wrote: > just a quick guess but why not implement it in: > http://haiku.it.su.se:8180/source/xref/src/kits/interface/ControlLook.cpp#DrawButtonFrame > > Just derive from BControlLook and change it there. Then set be_control_look > to point to your derived class, right? Clemens, That is what I am proposing, to implement the feature it in ControlLook. I am asking for help on how to implement the feature as it is not obvious to me after a cursory attempt. Thank you, John Scipione