[Bug 40109] New: When I maximize AIMP in the middle of the window I see the desktop background

https://bugs.winehq.org/show_bug.cgi?id=40109

Bug ID: 40109
           Summary: When I maximize AIMP in the middle of the window I see
                    the desktop background
           Product: Wine
           Version: unspecified
          Hardware: Other
                OS: Linux
            Status: UNCONFIRMED
          Severity: blocker
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

Created attachment 53592
  --> https://bugs.winehq.org/attachment.cgi?id=53592
Screenshot

The bug is just there with custom themes. In the original AIMP theme ther is no
such a bug