MyGUI_LanguageManager.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_LANGUAGE_MANAGER_H_
#define MYGUI_LANGUAGE_MANAGER_H_
 
#include "MyGUI_Prerequest.h"
#include "MyGUI_Singleton.h"
#include "MyGUI_XmlDocument.h"
#include "MyGUI_Delegate.h"
#include "MyGUI_Types.h"
#include "MyGUI_BackwardCompatibility.h"
 
namespace MyGUI
{
 
    class MYGUI_EXPORT LanguageManager : public MemberObsolete<LanguageManager>
    {
        MYGUI_SINGLETON_DECLARATION(LanguageManager);
 
    public:
        LanguageManager();
 
        void initialise();
        void shutdown();
 
        void setCurrentLanguage(std::string_view _name);
        const std::string& getCurrentLanguage() const;
        VectorString getLanguages() const;
 
        UString replaceTags(const UString& _line);
 
        UString getTag(const UString& _tag) const;
 
        void addUserTag(const UString& _tag, const UString& _replace);
 
        void clearUserTags();
 
        bool loadUserTags(const std::string& _file);
 
        delegates::MultiDelegate<const std::string&> eventChangeLanguage;
 
        delegates::Delegate<const UString&, UString&> eventRequestTag;
 
    private:
        void _load(xml::ElementPtr _node, std::string_view _file, Version _version);
 
        bool loadLanguage(const std::string& _file, bool _user = false);
        void _loadLanguage(IDataStream* _stream, bool _user);
        void _loadLanguageXML(IDataStream* _stream, bool _user);
 
        UString replaceTagsPass(const UString& _line, bool& _replaceResult);
 
    private:
        using MapLanguageString = std::map<UString, UString, std::less<>>;
 
        MapLanguageString mMapLanguage;
        MapLanguageString mUserMapLanguage;
 
        std::string mCurrentLanguageName;
 
        using MapListString = std::map<std::string, VectorString, std::less<>>;
        MapListString mMapFile;
 
        bool mIsInitialise{false};
        std::string mXmlLanguageTagName;
    };
 
} // namespace MyGUI
 
#endif // MYGUI_LANGUAGE_MANAGER_H_