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  1. #include <iostream>
  2. #include <memory>
  3. #include <functional>
  4.  
  5. class Object {
  6.     std::function<void(int)> m_fTodo;
  7. public:
  8.     template < typename Unary >
  9.     Object( Unary const & unary ) 
  10.     : m_fTodo( unary )
  11.     {}
  12.  
  13.     void TodoinClass() {
  14.         m_fTodo( 10 );
  15.     }
  16. };
  17.  
  18. class Scene
  19. {
  20.     std::shared_ptr<Object> m_pObj;   
  21. public:    
  22.     Scene() 
  23.     : m_pObj( new Object(std::bind(&Scene::Todo, this, std::placeholders::_1)) )
  24.     { 
  25.         m_pObj->TodoinClass();
  26.     }
  27.  
  28.     void Todo(int A) {
  29.         std::cout << "this: " << this << std::endl;;
  30.         std::cout << "void Todo(" << A << ")" << std::endl;
  31.     }
  32. };
  33.  
  34. int main() {
  35.  
  36.     Scene scene;
  37.  
  38. }
Success #stdin #stdout 0s 3032KB
comments (?)
stdin 
Standard input is empty
stdout 
this: 0xbfc3c7d8
void Todo(10)
https://ideone.com/GTfvNT
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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