diff options
Diffstat (limited to 'src/widgets/kernel')
| -rw-r--r-- | src/widgets/kernel/qwidget.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp index 8c680560d4..da0d530990 100644 --- a/src/widgets/kernel/qwidget.cpp +++ b/src/widgets/kernel/qwidget.cpp @@ -5858,7 +5858,11 @@ QPixmap QWidgetEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QPoint * pixmapOffset -= effectRect.topLeft(); - const qreal dpr = context->painter->device()->devicePixelRatioF(); + qreal dpr(1.0); + if (const auto *paintDevice = context->painter->device()) + dpr = paintDevice->devicePixelRatioF(); + else + qWarning("QWidgetEffectSourcePrivate::pixmap: Painter not active"); QPixmap pixmap(effectRect.size() * dpr); pixmap.setDevicePixelRatio(dpr); |