MyGUI_ResourceManager.h

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/*
 * This source file is part of MyGUI. For the latest info, see http://mygui.info/
 * Distributed under the MIT License
 * (See accompanying file COPYING.MIT or copy at http://opensource.org/licenses/MIT)
 */

#ifndef __MYGUI_RESOURCE_MANAGER_H__
#define __MYGUI_RESOURCE_MANAGER_H__

#include "MyGUI_Prerequest.h"
#include "MyGUI_Singleton.h"
#include "MyGUI_Enumerator.h"
#include "MyGUI_XmlDocument.h"
#include "MyGUI_IResource.h"
#include "MyGUI_Delegate.h"
#include "MyGUI_BackwardCompatibility.h"

namespace MyGUI
{

    class MYGUI_EXPORT ResourceManager :
        public Singleton<ResourceManager>,
        public MemberObsolete<ResourceManager>
    {
    public:
        ResourceManager();

        void initialise();
        void shutdown();

    public:
        bool load(const std::string& _file);

        void loadFromXmlNode(xml::ElementPtr _node, const std::string& _file, Version _version);

        void addResource(IResourcePtr _item);

        void removeResource(IResourcePtr _item);

        typedef delegates::CDelegate3<xml::ElementPtr, const std::string&, Version> LoadXmlDelegate;

        LoadXmlDelegate& registerLoadXmlDelegate(const std::string& _key);

        void unregisterLoadXmlDelegate(const std::string& _key);

        bool isExist(const std::string& _name) const;

        IResource* findByName(const std::string& _name) const;

        IResource* getByName(const std::string& _name, bool _throw = true) const;

        bool removeByName(const std::string& _name);

        void clear();

        typedef std::map<std::string, IResource*> MapResource;
        typedef Enumerator<MapResource> EnumeratorPtr;

        EnumeratorPtr getEnumerator() const;

        size_t getCount() const;

        const std::string& getCategoryName() const;

    private:
        void _loadList(xml::ElementPtr _node, const std::string& _file, Version _version);
        bool _loadImplement(const std::string& _file, bool _match, const std::string& _type, const std::string& _instance);

    private:
        // карта с делегатами для парсинга хмл блоков
        typedef std::map<std::string, LoadXmlDelegate> MapLoadXmlDelegate;
        MapLoadXmlDelegate mMapLoadXmlDelegate;

        MapResource mResources;

        typedef std::vector<IResource*> VectorResource;
        VectorResource mRemovedResoures;

        bool mIsInitialise;
        std::string mCategoryName;
        std::string mXmlListTagName;
    };

} // namespace MyGUI

#endif // __MYGUI_RESOURCE_MANAGER_H__