Source.h

Go to the documentation of this file.

 
#pragma once
 
#include <tvm/api.h>
#include <tvm/event/enums.h>
 
#include <map>
#include <memory>
#include <vector>
 
namespace tvm
{
 
namespace event
{
 
class Listener;
 
/* todo or to consider:
  - delayed notify in case the same notification might be issue several time in a row
    (for example, several contacts are added/remove at several point in the code)
  - time-stamped events or lazy processing, so that a same event arriving by two
    different way to a listener is not processed twice.*/
 
class TVM_DLLAPI Source
{
public:
  virtual ~Source() = default;
 
  void regist(std::shared_ptr<Listener> user, Type evt);
  void notify(Type evt);
 
private:
  std::map<Type, std::vector<std::weak_ptr<Listener>>> registrations_;
};
 
} // namespace event
 
} // namespace tvm