[Bug 5378] New: Dialog created by PropertySheet API won't close unless mouse is moved

[Wine Bugs]

http://bugs.winehq.org/show_bug.cgi?id=5378

Summary: Dialog created by PropertySheet API won't close unless
                    mouse is moved
           Product: Wine
           Version: CVS
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: wine-gui
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

Dialog created by PropertySheet API won't close if I click on the 'X' (close)
button on the window caption until I move the mouse.

This bug is shown by the attached simple test app as well as winecfg (in which
the bug was noticed originally and on which the test app was based on).