Eskil thanx alot! If I will se more such bugs - should I report them using some bugtracker or should just mail you? And if bugtracker - Jambi or Qt?
On Wed, May 20, 2009 at 2:59 PM, Eskil Abrahamsen Blomfeldt <[email protected]> wrote: > Aekold Helbrass wrote: >> >> I got strange exception, sounds like "QtJambi: Exception pending in >> native code in file >> '..\cpp\com_trolltech_qt_gui\qtjambishell_QGraphicsRectItem.cpp':727" >> and whole application hangs writing those lines for ever. >> >> Steps to reproduce - compile following code, run it (using Qt Jambi >> 4.5.0 downloaded hour ago), and try to drag some rectangles outside of >> the view. It's because view.fitInView(this); line, without it bug will >> not be reproduced. >> > > Hi, > > this is a bug in Qt causing the mouse event handler to be called recursively > when it changes the transform of the view. To work around the bug, you could > add a recursion guard inside your mouseMoveEvent() method. > > private boolean recursionGuard = false; > public void mouseMoveEvent(QGraphicsSceneMouseEvent event) { > if (recursionGuard) return ; > recursionGuard = true; > > /* ... fitInView(this); ... */ > > recursionGuard = false; } > > Hope this helps! > > -- Eskil > _______________________________________________ Qt-jambi-interest mailing list [email protected] http://lists.trolltech.com/mailman/listinfo/qt-jambi-interest
