Registry.h

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#ifndef ANA_PROCESSOR_REGISTRY_H
#define ANA_PROCESSOR_REGISTRY_H
 
 
//--- header files ------------------------------------------------------------
 
#include <anatomist/processor/Command.h>
#include <cartobase/object/syntax.h>
 
 
class Tree;
 
 
namespace anatomist
{
  struct CommandContext;
 
  //--- class declarations ----------------------------------------------------

 
  class Registry
  {
  public:
    static Registry* instance();
    
    ~Registry();
 
    const carto::SyntaxSet & syntax() const { return( _syntax ); }

    bool add( const std::string & command, Command::Reader function, 
              const carto::SyntaxSet & syntax );

    Command* create( const Tree & command, CommandContext* context ) const;
 
  protected:
    Registry();
 
  private:

    Registry(const Registry&);

    Registry& operator=(const Registry&);


    static Registry*                            _instance;
 
    std::map<std::string, Command::Reader>      _command;
    carto::SyntaxSet                            _syntax;
  };
 
}
 
 
#endif