Observer.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

#include "Observer.h"
#include <iostream>

void Observer::update(){
   std::cout << 'a' << std::endl;
}


void Subject::attach(Observer* obs){
   std::cout << "added" << std::endl;
   this->observers.push_back(obs);
}

void Subject::detach(Observer*){

}
	
// TODO possibly add foo input as update value?
void Subject::notify() {
   for (int i = 0; i < this->observers.size(); i++)
      this->observers[i]->update();
}