Neither the form editor properties nor the method props seem to have any effect on transparency and color. I haven’t found any references on this board.
I would also like to second some of the feature requests that were made over here: dbtree feature request - Classic Servoy - Servoy Community
Servoy Developer
Version R2 2.1.2-build 315
Java version 1.5.0-b64 (Windows XP)