/*
 * Copyright 2014, Rene Gollent, rene@gollent.com.
 * Distributed under the terms of the MIT License.
 */
#ifndef IMAGE_DEBUG_LOADING_STATE_HANDLER_ROSTER_H
#define IMAGE_DEBUG_LOADING_STATE_HANDLER_ROSTER_H


#include <Locker.h>
#include <ObjectList.h>


class ImageDebugLoadingStateHandler;
class SpecificImageDebugInfoLoadingState;


typedef BObjectList<ImageDebugLoadingStateHandler> LoadingStateHandlerList;


class ImageDebugLoadingStateHandlerRoster {
public:
                                                                ImageDebugLoadingStateHandlerRoster();
                                                                ~ImageDebugLoadingStateHandlerRoster();

        static  ImageDebugLoadingStateHandlerRoster*
                                                                Default();
        static  status_t                        CreateDefault();
        static  void                            DeleteDefault();

                        status_t                        Init();
                        status_t                        RegisterDefaultHandlers();

                        status_t                        FindStateHandler(
                                                                        SpecificImageDebugInfoLoadingState* state,
                                                                        ImageDebugLoadingStateHandler*&
                                                                                _handler);
                                                                        // returns a reference

                        bool                            RegisterHandler(
                                                                        ImageDebugLoadingStateHandler*
                                                                                handler);
                        void                            UnregisterHandler(
                                                                        ImageDebugLoadingStateHandler*
                                                                                handler);

private:
                        BLocker                         fLock;
                        LoadingStateHandlerList
                                                                fStateHandlers;
        static  ImageDebugLoadingStateHandlerRoster*
                                                                sDefaultInstance;
};


#endif  // IMAGE_DEBUG_LOADING_STATE_HANDLER_ROSTER_H