There is a way, but it envolves intercepting windows messages & manually painting with GDI, which b+ can't currently do.
Transparent ListBoxes
BlitzPlus Forums/BlitzPlus Programming/Transparent ListBoxesThe forum is locked. These are the original blitzbasic.com forums, kept so they can still be read. No new topics, replies or edits can be made here. To join in, head over to the Blitz3D+ forums.