QPrintPreviewWidget: use QSignalBlocker

Change-Id: Ic2d48c8e2c9c3c6f06e67ebf7e12bd4899b421aa Reviewed-by: Olivier Goffart <ogoffart@woboq.com>
2013-10-26 11:05:26 +02:00 · 2013-10-26 11:05:26 +02:00 · 64050fe92e
parent abbffdd4be
commit 64050fe92e
1 changed files with 4 additions and 3 deletions
--- a/src/printsupport/widgets/qprintpreviewwidget.cpp
+++ b/src/printsupport/widgets/qprintpreviewwidget.cpp
@ -162,9 +162,10 @@ signals:
 protected:
    void resizeEvent(QResizeEvent* e)
    {
-        const bool blocked = verticalScrollBar()->blockSignals(true); // Don't change page, QTBUG-14517
-        QGraphicsView::resizeEvent(e);
-        verticalScrollBar()->blockSignals(blocked);
+        {
+            const QSignalBlocker blocker(verticalScrollBar()); // Don't change page, QTBUG-14517
+            QGraphicsView::resizeEvent(e);
+        }
        emit resized();
    }