+ void loadDiagram(ifstream &inputStream);
+ int getPanelId();
+ bool isComplexBox();
+ void setComplexBox(bool val);
+ void addComplexInputPort(std::string portName);
+ void addComplexOutputPort(std::string portName);
+ std::map<int,GObjectController*> getSelectedObjects();
+ void addObjects(std::map<int,GObjectController*> objectsMap);
+ int getNumSelectedObjects();