EventPublisher.h

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#ifndef CHITECH_EVENTPUBLISHER_H
#define CHITECH_EVENTPUBLISHER_H
 
#include <vector>
#include <memory>
#include <string>
 
namespace chi
{
class Event;
class EventSubscriber;
}
 
namespace chi
{
 
/**Base class for event publishers.*/
class EventPublisher
{
public:
  /**Publish the given event.*/
  virtual void PublishEvent(const chi::Event& event);
  /**Adds a subscriber to the publisher.*/
  void AddSubscriber(std::shared_ptr<chi::EventSubscriber>& subscriber_sptr);
 
  virtual ~EventPublisher() = default;
 
protected:
  explicit EventPublisher(const std::string& name);
 
protected:
  const std::string publisher_name_;
  std::vector<std::weak_ptr<chi::EventSubscriber>> subscribers_;
};
 
}
 
#endif // CHITECH_EVENTPUBLISHER_H