ECFactory.h

[詳解]

// -*- C++ -*-
#ifndef RTC_ECFACTORY_H
#define RTC_ECFACTORY_H

#include <rtm/ExecutionContextBase.h>
#include <string>

namespace RTC 
{
  
  typedef ExecutionContextBase* (*ECNewFunc)();
  typedef void (*ECDeleteFunc)(ExecutionContextBase* ec);
  
  template <class _New>
  ExecutionContextBase* ECCreate()
  {
    return new _New();
  }
  
  template <class _Delete>
  void ECDelete(ExecutionContextBase* ec)
  {
    delete ec;
  }
  
  class ECFactoryBase
  {
  public:
    virtual ~ECFactoryBase(void){};
    
    virtual const char* name() = 0;
    
    virtual ExecutionContextBase* create() = 0;
    
    virtual void destroy(ExecutionContextBase* comp) = 0;
  protected:
  };
  
  class ECFactoryCXX
    : public ECFactoryBase
  {
  public:
    ECFactoryCXX(const char* name,
         ECNewFunc new_func,
         ECDeleteFunc delete_func);
    
    ~ECFactoryCXX(void);
    
    virtual const char* name();
    
    virtual ExecutionContextBase* create();
    
    virtual void destroy(ExecutionContextBase* comp);
    
  protected:
    std::string m_name;
    
    ECNewFunc m_New;
    
    ECDeleteFunc m_Delete;
  };
};
#endif // RTC_ECFACTORY_H