DtMenuManager.h

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/******************************************************************************
** Copyright (c) 2021 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCoreQt/vrvCoreQt.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <vrvCore/DtMenuPath.h>
#include <vrvCore/DtMenuConfiguration.h>

#include <QtCore/QObject>
#include <QtCore/QPointer>

#include <QtWidgets/QMenu>

class QAction;

namespace makVrv
{   
   class DtDe;


   class DT_DLL_VRVCOREQT DtMenuManager : public QObject , public DtVirtualBaseClass
   {
   Q_OBJECT;
   public:

      static DtMenuManager& instance(DtDe& de);

   public:
      virtual ~DtMenuManager();

      virtual void registerMenu(const DtMenuPath& path, QMenu* menu);

      virtual void registerMenuItem(const DtMenuPath& path, QAction* action);
      
      virtual QMenu* findMenu(const DtMenuPath& path) const;

      virtual QAction* findMenuItem(const DtMenuPath& path) const;

      virtual void sortMenuConfiguration(const DtMenuConfiguration& configuration) const;

      virtual bool showMenu(const DtMenuPath& path);

      virtual bool hideMenu(const DtMenuPath& path);

      virtual bool showMenuItem(const DtMenuPath& path);

      virtual bool hideMenuItem(const DtMenuPath& path);

      const std::map<DtMenuPath,QMenu*>& menus() const;
      const std::map<DtMenuPath,QAction*> menuItems() const;

      boost::signalslib::signal<void (const DtMenuPath&)> signal_menuDeleted;
      boost::signalslib::signal<void (const DtMenuPath&)> signal_menuItemDeleted;

   protected slots:

      virtual void onMenuDestroyed(QObject* obj);

      virtual void onActionDestroyed(QObject* obj);

   protected:      

      DtMenuManager();

      virtual void addSortedNamesToMenu(QStringList sortedByName, 
         std::map<QString, std::vector<QAction*> > sorted, QMenu* menu) const;

      virtual void sortMenu(QMenu*, const DtMenuConfiguration::MenuSortFlags& flags, 
         const DtMenuConfiguration& configuration) const;

   protected:

      std::map<QPointer<QMenu>, DtMenuPath> myMenuPaths;
      std::map<DtMenuPath,QMenu*> myMenus;
      std::map<DtMenuPath,QAction*> myMenuItems;
   };
}