diff options
Diffstat (limited to 'src/gui/painting/qbackingstore.cpp')
| -rw-r--r-- | src/gui/painting/qbackingstore.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp index 83751ed..ac9b994 100644 --- a/src/gui/painting/qbackingstore.cpp +++ b/src/gui/painting/qbackingstore.cpp @@ -352,7 +352,7 @@ void QWidgetBackingStore::beginPaint(QRegion &toClean, QWidget *widget, QWindowS // Always flush repainted areas. dirtyOnScreen += toClean; -#ifdef Q_WS_QWS +#if defined(Q_WS_QWS) && !defined(Q_BACKINGSTORE_SUBSURFACES) toClean.translate(tlwOffset); #endif @@ -1294,7 +1294,12 @@ void QWidgetBackingStore::sync() #ifdef Q_BACKINGSTORE_SUBSURFACES QWindowSurface *subSurface = w->windowSurface(); BeginPaintInfo beginPaintInfo; - beginPaint(toBePainted, w, subSurface, &beginPaintInfo, false); + + QPoint off = w->mapTo(tlw, QPoint()); + toBePainted.translate(off); + beginPaint(toBePainted, w, subSurface, &beginPaintInfo, true); + toBePainted.translate(-off); + if (beginPaintInfo.nothingToPaint) continue; |