On Thu, Jan 21, 2016 at 1:25 PM, Thomas Robitaille <thomas.robitai...@gmail.com> wrote: > This issue does NOT happen if I don't use a QMdiArea. Does anyone know > what might be causing this problem, and how to fix it? Is it a bug in > Qt?
It is a consequence of QGLWidget creating a frameless top level window and trying to make it follow the MDI subwindows. Very little can be done about that. Can you try QOpenGLWidget instead? HTH, -- Giuseppe D'Angelo _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest