diff options
Diffstat (limited to 'src/widgets/util/qscroller.cpp')
| -rw-r--r-- | src/widgets/util/qscroller.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/widgets/util/qscroller.cpp b/src/widgets/util/qscroller.cpp index 1e84237253..df05bbf71c 100644 --- a/src/widgets/util/qscroller.cpp +++ b/src/widgets/util/qscroller.cpp @@ -1031,7 +1031,8 @@ void QScrollerPrivate::setDpi(const QPointF &dpi) */ void QScrollerPrivate::setDpiFromWidget(QWidget *widget) { - const QScreen *screen = QGuiApplication::screens().at(QApplication::desktop()->screenNumber(widget)); + const QScreen *screen = widget ? widget->screen() : QGuiApplication::primaryScreen(); + Q_ASSERT(screen); setDpi(QPointF(screen->physicalDotsPerInchX(), screen->physicalDotsPerInchY())); } |