controldictionary.h

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#ifndef CONTROLDICTIONARY_H
#define CONTROLDICTIONARY_H

#include "anatomist/controler/control.h"
#include <cartobase/smart/rcptr.h>
#include <map>
#include <string>


namespace anatomist
{

  class ControlDictionary
  {
  public:
    typedef ControlPtr (*ControlCreator)( ) ;

    class ControlCreatorBase
    {
    public:
      ControlCreatorBase() {}
      virtual ~ControlCreatorBase();
      virtual ControlPtr operator () () = 0;
    };

    class ControlCreatorFunc : public ControlCreatorBase
    {
    public:
      ControlCreatorFunc() : ControlCreatorBase() {}
      ControlCreatorFunc( ControlCreator );
      virtual ~ControlCreatorFunc();
      virtual ControlPtr operator () ();

    private:
      ControlCreator _function;
    };

    static ControlDictionary* instance() ;
    ControlDictionary() ;
    ~ControlDictionary() ;
    ControlPtr getControlInstance( const std::string& name ) ;
    int controlPriority( const std::string& name ) const;
    void addControl( const std::string& name, ControlCreator creator,
                     int priority, bool allowreplace = false ) ;
    void addControl( const std::string& name, ControlCreatorBase * creator, 
                     int priority, bool allowreplace = false ) ;
    bool removeControl( const std::string & );
    int testPriorityUnicity( int priority ) ;
    
  private:    
    struct ControlDictionaryElement{
      int priority ;
      carto::rc_ptr<ControlCreatorBase> creator ;
    };
    
    static ControlDictionary* _instance ;
    std::map<std::string, ControlDictionaryElement> myControls ;
  } ;
} 
#endif