APIUserCommandManager.h

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//Public API. Powered by AnyCAD.

#ifndef _APIUserCommandManager_H_
#define _APIUserCommandManager_H_

#include "APIObjectDef.h"
#include "APICustomCommand.h"
#include <unordered_map>

namespace AnyCAD{ namespace API
{
   class AnyPlatformAPI_API UserCommandManager
   {
   public:
       UserCommandManager();
    
       template<class TCommand>
       bool Register()
       {
           auto command = std::make_shared<TCommand>();
           auto itr = m_Commands.find(command->GetName());
           if (itr != m_Commands.end())
               return false;

           return AddCommand(command);
       }

       typedef std::shared_ptr<CustomCommand> CustomCommandPtr;

       static UserCommandManager& Instance();
   protected:
       bool AddCommand(const CustomCommandPtr& command);
   private:
       
       std::unordered_map<String, CustomCommandPtr> m_Commands;
   };//UserCommandManager;

   template<class TCommand>
   class TCommandRegisger
   {
   public:
       TCommandRegisger()
       {
           UserCommandManager::Instance().Register<TCommand>();
       }

   private:
   };

#define REGISTER_USER_COMMAND(command)\
    static TCommandRegisger<command> s_register##command;
}}//API

#endif //_APIUserCommandManager_H_