First claimChildren3D implementation and Starting PartItem implementation

src/Mod/Assembly/Gui/ViewProvider.cpp

@@ -24,22 +24,29 @@
 #include "PreCompiled.h"
 
 #ifndef _PreComp_
+# include <Inventor/nodes/SoGroup.h>
 #endif
 
 #include "ViewProvider.h"
 #include <Gui/Command.h>
 //#include <Gui/Document.h>
 
+
 using namespace AssemblyGui;
 
 PROPERTY_SOURCE(AssemblyGui::ViewProviderItem,PartGui::ViewProviderPart)
 
 ViewProviderItem::ViewProviderItem()
 {
+    pcChildren = new SoGroup();
+    pcChildren->ref();
+
 }
 
 ViewProviderItem::~ViewProviderItem()
 {
+    pcChildren->unref();
+    pcChildren = 0;
 }
 
 bool ViewProviderItem::doubleClicked(void)