Merge remote-tracking branch 'origin/Applications/19.04'

generators/poppler/generator_pdf.cpp

@@ -513,8 +513,13 @@ Okular::Action* createLinkFromPopplerLink(const Poppler::Link *popplerLink, bool
         break;
 #endif
         
+#ifdef HAVE_POPPLER_0_50
         case Poppler::Link::OCGState:
-            Q_UNREACHABLE();
+            link = new Okular::BackendOpaqueAction();
+            link->setNativeId( QVariant::fromValue( static_cast<const Poppler::LinkOCGState*>( popplerLink ) ) );
+            deletePopplerLink = false;
+        break;
+#endif
     }
 
 #ifdef HAVE_POPPLER_0_64

ui/pageview.cpp

@@ -4401,8 +4401,13 @@ QMenu* PageView::createProcessLinkMenu(PageViewItem *item, const QPoint &eventPo
     const Okular::ObjectRect * rect = item->page()->objectRect( Okular::ObjectRect::Action, nX, nY, item->uncroppedWidth(), item->uncroppedHeight() );
     if ( rect )
     {
-        QMenu *menu = new QMenu(this);
         const Okular::Action * link = static_cast< const Okular::Action * >( rect->object() );
+
+        if (!link)
+            return nullptr;
+
+        QMenu *menu = new QMenu(this);
+
         // creating the menu and its actions
         QAction * processLink = menu->addAction( i18n( "Follow This Link" ) );
         processLink->setObjectName(QStringLiteral("ProcessLinkAction"));