0 QPaintTest::paint main.cpp 10 0x0040689f 1 _q_paintItem qgraphicsscene.cpp 4247 0x00c10cde 2 QGraphicsScenePrivate::drawItemHelper qgraphicsscene.cpp 4315 0x00c11112 3 QGraphicsScenePrivate::draw qgraphicsscene.cpp 4796 0x00c13df5 4 QGraphicsScenePrivate::drawSubtreeRecursive qgraphicsscene.cpp 4729 0x00c137e5 5 QGraphicsScenePrivate::drawItems qgraphicsscene.cpp 4622 0x00c12e89 6 QGraphicsView::paintEvent qgraphicsview.cpp 3394 0x00c2ed0c 7 QWidget::event qwidget.cpp 8124 0x006cd575 8 QFrame::event qframe.cpp 557 0x00a34814 9 QAbstractScrollArea::viewportEvent qabstractscrollarea.cpp 1036 0x00ac1521 10 QGraphicsView::viewportEvent qgraphicsview.cpp 2788 0x00c2c476 11 QAbstractScrollAreaPrivate::viewportEvent qabstractscrollarea_p.h 100 0x00d0e7fb 12 QAbstractScrollAreaFilter::eventFilter qabstractscrollarea_p.h 116 0x00d0cc38 13 QCoreApplicationPrivate::sendThroughObjectEventFilters qcoreapplication.cpp 819 0x6a1fd1b1 14 QApplicationPrivate::notify_helper qapplication.cpp 4294 0x006824ff 15 QApplication::notify qapplication.cpp 4263 0x006823a0 16 QCoreApplication::notifyInternal qcoreapplication.cpp 704 0x6a1fcf1a 17 QCoreApplication::sendSpontaneousEvent qcoreapplication.h 218 0x00cd5e3e 18 QWidgetPrivate::drawWidget qwidget.cpp 5321 0x006c63e6 19 QWidgetPrivate::paintSiblingsRecursive qwidget.cpp 5434 0x006c6c36 20 QWidgetPrivate::drawWidget qwidget.cpp 5370 0x006c6831 21 QWidgetBackingStore::sync qbackingstore.cpp 1291 0x0083f64f 22 QWidgetPrivate::syncBackingStore qwidget.cpp 1663 0x006bdad6 23 QWidget::event qwidget.cpp 8271 0x006cdabd 24 QFrame::event qframe.cpp 557 0x00a34814 25 QAbstractScrollArea::event qabstractscrollarea.cpp 989 0x00ac149a 26 QGraphicsView::event qgraphicsview.cpp 2666 0x00c2bd10 27 QApplicationPrivate::notify_helper qapplication.cpp 4298 0x00682520 28 QApplication::notify qapplication.cpp 4263 0x006823a0 29 QCoreApplication::notifyInternal qcoreapplication.cpp 704 0x6a1fcf1a 30 QCoreApplication::sendEvent qcoreapplication.h 215 0x6a260f94 31 QCoreApplicationPrivate::sendPostedEvents qcoreapplication.cpp 1345 0x6a1fdfab 32 QCoreApplication::sendPostedEvents qcoreapplication.cpp 1238 0x6a1fdc95 33 QGraphicsViewPrivate::dispatchPendingUpdateRequests qgraphicsview_p.h 184 0x00cfd573 34 QGraphicsScenePrivate::_q_emitUpdated qgraphicsscene.cpp 381 0x00c050ee ----->>> here we handle the q_emit_updated 35 QGraphicsScene::qt_metacall moc_qgraphicsscene.cpp 128 0x00c1a75c invoke from update 36 QMetaObject::metacall qmetaobject.cpp 237 0x6a20181c 37 QMetaCallEvent::placeMetaCall qobject.cpp 561 0x6a20baeb 38 QObject::event qobject.cpp 1240 0x6a20db0e 39 QGraphicsScene::event qgraphicsscene.cpp 3504 0x00c0ee4e 40 QApplicationPrivate::notify_helper qapplication.cpp 4298 0x00682520 41 QApplication::notify qapplication.cpp 3702 0x0067fe2c 42 QCoreApplication::notifyInternal qcoreapplication.cpp 704 0x6a1fcf1a 43 QCoreApplication::sendEvent qcoreapplication.h 215 0x6a260f94 44 QCoreApplicationPrivate::sendPostedEvents qcoreapplication.cpp 1345 0x6a1fdfab 45 qt_internal_proc qeventdispatcher_win.cpp 482 0x6a21f2db