Fix crashing while opening parameters window.

adeas31 · adeas31 · commit 62fb7c856a19 · 2015-11-28T04:13:16.000+01:00
diff --git a/OMEdit/OMEditGUI/Component/ComponentProperties.cpp b/OMEdit/OMEditGUI/Component/ComponentProperties.cpp
@@ -187,7 +187,11 @@ QString Parameter::getFixedState()
  */
 QString Parameter::getUnitFromDerivedClass(Component *pComponent)
 {
-  OMCProxy *pOMCProxy = pComponent->getGraphicsView()->getModelWidget()->getModelWidgetContainer()->getMainWindow()->getOMCProxy();
+  MainWindow *pMainWindow = pComponent->getGraphicsView()->getModelWidget()->getModelWidgetContainer()->getMainWindow();
+  OMCProxy *pOMCProxy = pMainWindow->getOMCProxy();
+  if (!pComponent->getLibraryTreeItem()->getModelWidget()) {
+    pMainWindow->getLibraryWidget()->getLibraryTreeModel()->showModelWidget(pComponent->getLibraryTreeItem(), "", false);
+  }
   if (pComponent->getLibraryTreeItem()->getModelWidget()->getInheritedClassesList().size() == 0) {
     return pOMCProxy->getDerivedClassModifierValue(pComponent->getComponentInfo()->getClassName(), "unit");
   }

Original file line number	Diff line number	Diff line change
`@@ -187,7 +187,11 @@ QString Parameter::getFixedState()`
`187`	`187`	`*/`
`188`	`188`	`QString Parameter::getUnitFromDerivedClass(Component *pComponent)`
`189`	`189`	`{`
`190`		`- OMCProxy *pOMCProxy = pComponent->getGraphicsView()->getModelWidget()->getModelWidgetContainer()->getMainWindow()->getOMCProxy();`
	`190`	`+ MainWindow *pMainWindow = pComponent->getGraphicsView()->getModelWidget()->getModelWidgetContainer()->getMainWindow();`
	`191`	`+ OMCProxy *pOMCProxy = pMainWindow->getOMCProxy();`
	`192`	`+ if (!pComponent->getLibraryTreeItem()->getModelWidget()) {`
	`193`	`+ pMainWindow->getLibraryWidget()->getLibraryTreeModel()->showModelWidget(pComponent->getLibraryTreeItem(), "", false);`
	`194`	`+ }`
`191`	`195`	`if (pComponent->getLibraryTreeItem()->getModelWidget()->getInheritedClassesList().size() == 0) {`
`192`	`196`	`return pOMCProxy->getDerivedClassModifierValue(pComponent->getComponentInfo()->getClassName(), "unit");`
`193`	`197`	`}`