From bd2a3643c9796cc938c40c4d340d8cc5346992f4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B8rn=20Erik=20Nilsen?= Date: Mon, 23 Nov 2009 16:43:53 +0100 Subject: Mac: Fixes painting artifacts in Graphics View Problem was that pending updates were not dispatched properly on the Mac, which is strongly required in order to get correct behavior wrt QGraphicsItem::update(). Task-number: QTBUG-4160 Reviewed-by: bnilsen --- src/gui/graphicsview/qgraphicsview_p.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/gui/graphicsview/qgraphicsview_p.h b/src/gui/graphicsview/qgraphicsview_p.h index 762cad1..cd161ad 100644 --- a/src/gui/graphicsview/qgraphicsview_p.h +++ b/src/gui/graphicsview/qgraphicsview_p.h @@ -172,10 +172,17 @@ public: inline void dispatchPendingUpdateRequests() { +#ifndef Q_WS_MAC + // QWidget::update() works slightly different on the Mac; it's not part of + // our backing store so it needs special threatment. if (qt_widget_private(viewport)->paintOnScreen()) QCoreApplication::sendPostedEvents(viewport, QEvent::UpdateRequest); else QCoreApplication::sendPostedEvents(viewport->window(), QEvent::UpdateRequest); +#else + QCoreApplication::processEvents(QEventLoop::AllEvents | QEventLoop::ExcludeSocketNotifiers + | QEventLoop::ExcludeUserInputEvents); +#endif } bool updateRect(const QRect &rect); -- cgit v0.12