message: Use window() instead of obsolete topLevelWidget()
diff: @@ -339,7 +339,7 @@ bool checkPoint(const QPoint &p, const QWidget *w)
  {
  QWidget *atW = QApplication::widgetAt(w->mapToGlobal(p));
  if (!atW) return false;
  - return atW->topLevelWidget() == w;
  + return atW->window() == w;
  }
  bool isObscured(QWidget *w)
  