diff options
Diffstat (limited to 'src/gui')
| -rw-r--r-- | src/gui/kernel/qwidget.cpp | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp index f92d660..669c7a1 100644 --- a/src/gui/kernel/qwidget.cpp +++ b/src/gui/kernel/qwidget.cpp @@ -9417,11 +9417,13 @@ void QWidget::repaint(const QRect &rect) if (!isVisible() || !updatesEnabled() || rect.isEmpty()) return; - QTLWExtra *tlwExtra = !d->paintOnScreen() ? window()->d_func()->maybeTopData() : 0; - if (tlwExtra && !tlwExtra->inTopLevelResize && tlwExtra->backingStore) { - tlwExtra->inRepaint = true; - tlwExtra->backingStore->markDirty(rect, this, true); - tlwExtra->inRepaint = false; + if (hasBackingStoreSupport()) { + QTLWExtra *tlwExtra = window()->d_func()->maybeTopData(); + if (tlwExtra && !tlwExtra->inTopLevelResize && tlwExtra->backingStore) { + tlwExtra->inRepaint = true; + tlwExtra->backingStore->markDirty(rect, this, true); + tlwExtra->inRepaint = false; + } } else { d->repaint_sys(rect); } @@ -9444,11 +9446,13 @@ void QWidget::repaint(const QRegion &rgn) if (!isVisible() || !updatesEnabled() || rgn.isEmpty()) return; - QTLWExtra *tlwExtra = !d->paintOnScreen() ? window()->d_func()->maybeTopData() : 0; - if (tlwExtra && !tlwExtra->inTopLevelResize && tlwExtra->backingStore) { - tlwExtra->inRepaint = true; - tlwExtra->backingStore->markDirty(rgn, this, true); - tlwExtra->inRepaint = false; + if (hasBackingStoreSupport()) { + QTLWExtra *tlwExtra = window()->d_func()->maybeTopData(); + if (tlwExtra && !tlwExtra->inTopLevelResize && tlwExtra->backingStore) { + tlwExtra->inRepaint = true; + tlwExtra->backingStore->markDirty(rgn, this, true); + tlwExtra->inRepaint = false; + } } else { d->repaint_sys(rgn); } |