From d3df063160d17ae7846ae66c209f5384fdd9b4bd Mon Sep 17 00:00:00 2001 From: Roman Telezhynskyi Date: Sun, 21 Jan 2018 14:43:45 +0200 Subject: [PATCH] Fix crash. --HG-- branch : develop --- src/app/valentina/mainwindow.cpp | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/src/app/valentina/mainwindow.cpp b/src/app/valentina/mainwindow.cpp index 0fd486689..c9632f85b 100644 --- a/src/app/valentina/mainwindow.cpp +++ b/src/app/valentina/mainwindow.cpp @@ -1602,12 +1602,15 @@ void MainWindow::ExportToCSVData(const QString &fileName, bool withHeader, int m //--------------------------------------------------------------------------------------------------------------------- void MainWindow::ScaleChanged(qreal scale) { - doubleSpinBoxScale->blockSignals(true); - doubleSpinBoxScale->setMaximum(qFloor(VMainGraphicsView::MaxScale()*1000)/10.0); - doubleSpinBoxScale->setMinimum(qFloor(VMainGraphicsView::MinScale()*1000)/10.0); - doubleSpinBoxScale->setValue(qFloor(scale*1000)/10.0); - doubleSpinBoxScale->setSingleStep(1); - doubleSpinBoxScale->blockSignals(false); + if (not doubleSpinBoxScale.isNull()) + { + doubleSpinBoxScale->blockSignals(true); + doubleSpinBoxScale->setMaximum(qFloor(VMainGraphicsView::MaxScale()*1000)/10.0); + doubleSpinBoxScale->setMinimum(qFloor(VMainGraphicsView::MinScale()*1000)/10.0); + doubleSpinBoxScale->setValue(qFloor(scale*1000)/10.0); + doubleSpinBoxScale->setSingleStep(1); + doubleSpinBoxScale->blockSignals(false); + } } //---------------------------------------------------------------------------------------------------------------------