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Fix random crash while scrolling into the viewer, avoid the index out of range when the " m_currentPage " is not valid

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lchauvinQt 2016-12-06 16:28:28 +01:00
parent 21e3a6fbf9
commit 80fa86a3ca
1 changed files with 2 additions and 0 deletions
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2
limereport/lrpreviewreportwidget.cpp
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@ -16,6 +16,8 @@ namespace LimeReport {
bool PreviewReportWidgetPrivate::pageIsVisible(){ bool PreviewReportWidgetPrivate::pageIsVisible(){
QGraphicsView* view = q_ptr->ui->graphicsView; QGraphicsView* view = q_ptr->ui->graphicsView;
if ( m_currentPage-1 >= m_reportPages.size() || m_currentPage <= 0 )
return false;
PageItemDesignIntf::Ptr page = m_reportPages.at(m_currentPage-1); PageItemDesignIntf::Ptr page = m_reportPages.at(m_currentPage-1);
return page->mapToScene(page->rect()).boundingRect().intersects( return page->mapToScene(page->rect()).boundingRect().intersects(
view->mapToScene(view->viewport()->geometry()).boundingRect() view->mapToScene(view->viewport()->geometry()).boundingRect()