From 80fa86a3ca1cc62143f4d27fd44c590f74bb4985 Mon Sep 17 00:00:00 2001
From: lchauvinQt <affid2@wanadoo.fr>
Date: Tue, 6 Dec 2016 16:28:28 +0100
Subject: [PATCH] Fix random crash while scrolling into the viewer, avoid the
 index out of range when the " m_currentPage " is not valid

---
 limereport/lrpreviewreportwidget.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/limereport/lrpreviewreportwidget.cpp b/limereport/lrpreviewreportwidget.cpp
index b405710..d614193 100644
--- a/limereport/lrpreviewreportwidget.cpp
+++ b/limereport/lrpreviewreportwidget.cpp
@@ -16,6 +16,8 @@ namespace LimeReport {
 
 bool PreviewReportWidgetPrivate::pageIsVisible(){
     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);
     return page->mapToScene(page->rect()).boundingRect().intersects(
                 view->mapToScene(view->viewport()->geometry()).boundingRect()