Replace manual signal blocking/unblocking with QSignalBlocker

Change-Id: Ibb59fab4e37d045e506c5a8172b6f5cbb955b028
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

1 files changed, 2 insertions, 4 deletions

diff --git a/src/plugins/imageviewer/exportdialog.cpp b/src/plugins/imageviewer/exportdialog.cpp
index b46b3da239..778d90e9ec 100644
--- a/src/plugins/imageviewer/exportdialog.cpp
+++ b/src/plugins/imageviewer/exportdialog.cpp
@@ -163,18 +163,16 @@ void ExportDialog::resetExportSize()
 void ExportDialog::setExportWidthBlocked(int width)
 {
     if (m_widthSpinBox->value() != width) {
-        const bool blockSignals = m_widthSpinBox->blockSignals(true);
+        QSignalBlocker blocker(m_widthSpinBox);
         m_widthSpinBox->setValue(width);
-        m_widthSpinBox->blockSignals(blockSignals);
     }
 }
 
 void ExportDialog::setExportHeightBlocked(int height)
 {
     if (m_heightSpinBox->value() != height) {
-        const bool blockSignals = m_heightSpinBox->blockSignals(true);
+        QSignalBlocker blocker(m_heightSpinBox);
         m_heightSpinBox->setValue(height);
-        m_heightSpinBox->blockSignals(blockSignals);
     }
 }