MyGUI_PointerManager.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_POINTER_MANAGER_H_
#define MYGUI_POINTER_MANAGER_H_
 
#include "MyGUI_Prerequest.h"
#include "MyGUI_Singleton.h"
#include "MyGUI_EventPair.h"
#include "MyGUI_IUnlinkWidget.h"
#include "MyGUI_ImageBox.h"
#include "MyGUI_IPointer.h"
#include "MyGUI_BackwardCompatibility.h"
 
namespace MyGUI
{
 
    class MYGUI_EXPORT PointerManager : public IUnlinkWidget, public MemberObsolete<PointerManager>
    {
        MYGUI_SINGLETON_DECLARATION(PointerManager);
 
    public:
        PointerManager();
 
        void initialise();
        void shutdown();
 
        void setVisible(bool _visible);
        bool isVisible() const;
 
        void setPointer(std::string_view _name);
        void resetToDefaultPointer();
 
        const std::string& getDefaultPointer() const;
        void setDefaultPointer(std::string_view _value);
 
        const std::string& getLayerName() const;
        void setLayerName(std::string_view _value);
 
        IPointer* getByName(std::string_view _name) const;
 
        /*events:*/
        EventPairConvertStringView<
            delegates::MultiDelegate<const std::string&>,
            delegates::MultiDelegate<std::string_view>>
            eventChangeMousePointer;
 
    private:
        void _unlinkWidget(Widget* _widget) override;
        void _load(xml::ElementPtr _node, std::string_view _file, Version _version);
 
        // создает виджет
        Widget* baseCreateWidget(
            WidgetStyle _style,
            std::string_view _type,
            std::string_view _skin,
            const IntCoord& _coord,
            Align _align,
            std::string_view _layer,
            std::string_view _name);
 
        // удаляет всех детей
        void _destroyAllChildWidget();
 
        void Update();
 
        void notifyFrameStart(float _time);
        void notifyChangeMouseFocus(Widget* _widget);
        void setPointer(std::string_view _name, Widget* _owner);
 
    private:
        // вектор всех детей виджетов
        VectorWidgetPtr mWidgetChild;
 
        std::string mDefaultName;
        IntPoint mPoint;
        IntPoint mOldPoint;
        bool mVisible{false};
        std::string mLayerName;
        std::string mSkinName;
 
        Widget* mWidgetOwner{nullptr};
        ImageBox* mMousePointer{nullptr};
        IPointer* mPointer{nullptr};
        std::string mCurrentMousePointer;
 
        bool mIsInitialise{false};
        std::string mXmlPointerTagName;
        std::string mXmlPropertyTagName;
        std::string mXmlDefaultPointerValue;
    };
 
} // namespace MyGUI
 
#endif // MYGUI_POINTER_MANAGER_H_