Fixes: The grid page crashes when orientation change event comes before the content is created.

RevBy: Daniel d'Andrada
Details: The grid page was crashing due to recent behavior change in scene manager.

1 files changed, 8 insertions, 6 deletions

diff --git a/demos/widgetsgallery/mgridpage.cpp b/demos/widgetsgallery/mgridpage.cpp
index 282bed66..2717a0b3 100644
--- a/demos/widgetsgallery/mgridpage.cpp
+++ b/demos/widgetsgallery/mgridpage.cpp
@@ -278,12 +278,14 @@ void MGridPage::configureGrid()
 
 void MGridPage::configureGrid(M::Orientation orientation)
 {
-    if (orientation == M::Portrait) {
-        m_itemSize.setHeight(list->geometry().width() / m_columnsPortrait);
-        list->setColumns(m_columnsPortrait);
-    } else {
-        m_itemSize.setHeight(list->geometry().width() / m_columnsLandscape);
-        list->setColumns(m_columnsLandscape);
+    if (list) {
+        if (orientation == M::Portrait) {
+            m_itemSize.setHeight(list->geometry().width() / m_columnsPortrait);
+            list->setColumns(m_columnsPortrait);
+        } else {
+            m_itemSize.setHeight(list->geometry().width() / m_columnsLandscape);
+            list->setColumns(m_columnsLandscape);
+        }
     }
     m_itemSize.setWidth(m_itemSize.height());