http://bugs.winehq.org/show_bug.cgi?id=9566
Summary: ListBox of VB6 programs shows borders. Product: Wine Version: 0.9.44. Platform: PC OS/Version: Linux Status: UNCONFIRMED Severity: normal Priority: P2 Component: wine-binary AssignedTo: wine-bugs@winehq.org ReportedBy: vladimiroski@gmail.com
With the current "Better heuristics for making windows managed", when you drop a listbox of a vb6 program, a border appears in top of the list.
Example:
ListBox: http://img363.imageshack.us/img363/3559/a17lu1.jpg
Weird Listbox when expanded: http://img400.imageshack.us/img400/4583/a16va5.jpg