ItemAddon.h

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#ifndef CNOID_BASE_ITEM_ADDON_H
#define CNOID_BASE_ITEM_ADDON_H
 
#include <cnoid/Referenced>
#include "exportdecl.h"
 
namespace cnoid {
 
class ExtensionManager;
class Item;
class Archive;
 
class CNOID_EXPORT ItemAddon : public Referenced
{
public:
    ItemAddon();
    ItemAddon(const ItemAddon& org);
    virtual Item* ownerItem();
    virtual bool store(Archive& archive);
    virtual bool restore(const Archive& archive);
 
protected:
    virtual bool setOwnerItem(Item* item);
 
private:
    Item* ownerItem_;
    friend class Item;
};
 
typedef ref_ptr<ItemAddon> ItemAddonPtr;
 
}
 
#endif