Check for NULL pointer when trying to access inherited class.

OpenModelica · Jul 12, 2017 · 4d60cd3 · 4d60cd3
1 parent fbc5346
commit 4d60cd3
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/OMEdit/OMEditGUI/Component/Component.cpp b/OMEdit/OMEditGUI/Component/Component.cpp
@@ -1733,6 +1733,9 @@ QString Component::getParameterDisplayStringFromExtendsParameters(QString parame
   QString typeName = "";
   foreach (Component *pInheritedComponent, mInheritedComponentsList) {
     if (pInheritedComponent->getLibraryTreeItem()) {
+      if (!pInheritedComponent->getLibraryTreeItem()->getModelWidget()) {
+        MainWindow::instance()->getLibraryWidget()->getLibraryTreeModel()->showModelWidget(pInheritedComponent->getLibraryTreeItem(), false);
+      }
       pInheritedComponent->getLibraryTreeItem()->getModelWidget()->loadDiagramView();
       foreach (Component *pComponent, pInheritedComponent->getLibraryTreeItem()->getModelWidget()->getDiagramGraphicsView()->getComponentsList()) {
         if (pComponent->getComponentInfo()->getName().compare(parameterName) == 0) {