/Users/barrand/private/dev/softinex/old/inexlib-1.2/inlib/inlib/sg/cbk

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file inlib.license for terms.

#ifndef inlib_sg_cbk
#define inlib_sg_cbk

// "cbk" is for callback.

#ifdef INLIB_MEM
#include "../mem"
#endif

#include "../scast"

#include <string>

namespace inlib {
namespace sg {

class cbk {
public:
  static const std::string& s_class() {
    static const std::string s_v("inlib::sg::cbk");
    return s_v;
  }
public:
  virtual void* cast(const std::string& a_class) const {
    if(void* p = inlib::cmp_cast<cbk>(this,a_class)) {return p;}
    return 0;
  }
  virtual const std::string& s_cls() const {return s_class();} //gui_view rm cam_work.
public:
  enum return_action {
    return_none,
    return_to_render
  };
  virtual return_action action() = 0;
  virtual cbk* copy() const = 0;
  //virtual bool equal(const cbk&) const = 0; //it would need the upper cast.
public:
  virtual ~cbk(){
#ifdef INLIB_MEM
    mem::decrement(s_class().c_str());
#endif
  }
protected:
  cbk()
  :m_single_shoot(false)
  {
#ifdef INLIB_MEM
    mem::increment(s_class().c_str());
#endif
  }
  cbk(const cbk& a_from)
  :m_single_shoot(a_from.m_single_shoot)
  {
#ifdef INLIB_MEM
    mem::increment(s_class().c_str());
#endif
  }
  cbk& operator=(const cbk& a_from){
    m_single_shoot = a_from.m_single_shoot;
    return *this;
  }
public:
  void set_single_shoot(bool a_value) {m_single_shoot = a_value;}
  bool is_single_shoot() const {return m_single_shoot;}
protected:
  bool m_single_shoot;
};

}}

#endif