diff options
Diffstat (limited to 'src/crepe/api/EventManager.h')
| -rw-r--r-- | src/crepe/api/EventManager.h | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/src/crepe/api/EventManager.h b/src/crepe/api/EventManager.h index 92273df..8fd22f4 100644 --- a/src/crepe/api/EventManager.h +++ b/src/crepe/api/EventManager.h @@ -11,7 +11,7 @@ #include "EventHandler.h" namespace crepe { - +static constexpr int CHANNEL_ALL = -1; /** * \class EventManager * \brief The EventManager class is responsible for managing the subscription, triggering, @@ -19,6 +19,7 @@ namespace crepe { */ class EventManager { public: + /** * \brief Get the singleton instance of the EventManager. * @@ -38,7 +39,7 @@ public: * \param channel The channel number to subscribe to (default is 0). */ template <typename EventType> - void subscribe(EventHandler<EventType> && callback, int channel = 0); + void subscribe(const EventHandler<EventType> & callback, int channel = CHANNEL_ALL, int priority = 0); /** * \brief Unsubscribe from an event. @@ -50,7 +51,7 @@ public: * \param channel The event ID to unsubscribe from. */ template <typename EventType> - void unsubscribe(const EventHandler<EventType> &, int channel = 0); + void unsubscribe(const EventHandler<EventType> &, int channel = CHANNEL_ALL); /** * \brief Trigger an event. @@ -62,7 +63,7 @@ public: * \param channel The channel from which to trigger the event (default is 0). */ template <typename EventType> - void trigger_event(const EventType & event, int channel = 0); + void trigger_event(const EventType & event, int channel = CHANNEL_ALL); /** * \brief Queue an event for later processing. @@ -75,7 +76,7 @@ public: * \param channel The channel number for the event (default is 0). */ template <typename EventType> - void queue_event(EventType && event, int channel = 0); + void queue_event(const EventType & event, int channel = CHANNEL_ALL,int priority = 0); /** * \brief Dispatch all queued events. @@ -84,8 +85,24 @@ public: * callbacks for each event. */ void dispatch_events(); - + /** + * \brief clears all subscribers + * + */ + void clear(); private: + struct QueueEntry { + std::unique_ptr<Event> event; + int channel = 0; + std::type_index type; + int priority = 0; + }; + struct CallbackEntry { + std::unique_ptr<IEventHandlerWrapper> callback; + int channel = 0; + std::type_index type; + int priority = 0; + }; /** * \brief Default constructor for the EventManager. * @@ -94,7 +111,7 @@ private: EventManager() = default; //! The queue of events to be processed. - std::vector<std::tuple<std::unique_ptr<Event>, int, std::type_index>> events_queue; + std::vector<QueueEntry> events_queue; //! Registered event handlers. std::unordered_map<std::type_index, std::vector<std::unique_ptr<IEventHandlerWrapper>>> subscribers; @@ -103,6 +120,7 @@ private: std::type_index, std::unordered_map<int, std::vector<std::unique_ptr<IEventHandlerWrapper>>>> subscribers_by_event_id; + }; } // namespace crepe |