free ParticleForm from SessionItem

GUI/View/SampleDesigner/ParticleForm.cpp

@@ -13,6 +13,7 @@
 //  ************************************************************************************************
 
 #include "GUI/View/SampleDesigner/ParticleForm.h"
+#include "GUI/Model/Sample/FormFactorItemCatalog.h"
 #include "GUI/Model/Sample/FormFactorItems.h"
 #include "GUI/Model/Sample/ParticleItem.h"
 #include "GUI/Model/Types/VectorDescriptor.h"
@@ -20,15 +21,13 @@
 #include "GUI/View/SampleDesigner/FormLayouter.h"
 #include "GUI/View/SampleDesigner/MaterialInplaceForm.h"
 #include "GUI/View/Tool/GroupBoxCollapser.h"
-
 #include <QAction>
 
 ParticleForm::ParticleForm(QWidget* parent, ParticleItem* particleItem, bool allowAbundance,
                            SampleEditorController* ec, bool allowRemove)
     : QGroupBox(parent)
 {
-    const QString formfactor =
-        particleItem->formfactorItem()->value().value<ComboProperty>().getValue();
+    const QString formfactor = FormFactorItemCatalog::menuEntry(particleItem->formfactor());
     setTitle("Particle (" + formfactor + ")");
 
     FormLayouter layouter(this, ec);