diff options
Diffstat (limited to 'src/crepe/api/EventManager.cpp')
-rw-r--r-- | src/crepe/api/EventManager.cpp | 95 |
1 files changed, 30 insertions, 65 deletions
diff --git a/src/crepe/api/EventManager.cpp b/src/crepe/api/EventManager.cpp index e881d49..20f0dd3 100644 --- a/src/crepe/api/EventManager.cpp +++ b/src/crepe/api/EventManager.cpp @@ -1,6 +1,7 @@ #include "EventManager.h" using namespace crepe; +using namespace std; EventManager & EventManager::get_instance() { static EventManager instance; @@ -8,74 +9,38 @@ EventManager & EventManager::get_instance() { } void EventManager::dispatch_events() { - for (std::vector<std::tuple<std::unique_ptr<Event>, int, - std::type_index>>::iterator event_it - = this->events_queue.begin(); - event_it != this->events_queue.end();) { - std::unique_ptr<Event> & event = std::get<0>(*event_it); - int channel = std::get<1>(*event_it); - std::type_index event_type = std::get<2>(*event_it); + for (auto & event : this->events_queue) { + this->handle_event(event.type, event.channel, *event.event.get()); + } + this->events_queue.clear(); +} - bool event_handled = false; +void EventManager::handle_event(type_index type, event_channel_t channel, const Event & data) { + auto handlers_it = this->subscribers.find(type); + if (handlers_it == this->subscribers.end()) return; - if (channel) { - std::unordered_map< - std::type_index, - std::unordered_map< - int, std::vector<std::unique_ptr<IEventHandlerWrapper>>>>:: - iterator handlers_it - = subscribers_by_event_id.find(event_type); - if (handlers_it != subscribers_by_event_id.end()) { - std::unordered_map< - int, std::vector<std::unique_ptr<IEventHandlerWrapper>>> & - handlers_map - = handlers_it->second; - std::unordered_map< - int, std::vector<std::unique_ptr<IEventHandlerWrapper>>>:: - iterator handlers - = handlers_map.find(channel); - if (handlers != handlers_map.end()) { - std::vector<std::unique_ptr<IEventHandlerWrapper>> & - callbacks - = handlers->second; - for (std::vector<std::unique_ptr<IEventHandlerWrapper>>:: - iterator handler_it - = callbacks.begin(); - handler_it != callbacks.end(); ++handler_it) { - if ((*handler_it)->exec(*event)) { - event_it = events_queue.erase(event_it); - event_handled = true; - break; - } - } - } - } - } else { - // Handle event for all channels - std::unordered_map< - std::type_index, - std::vector<std::unique_ptr<IEventHandlerWrapper>>>::iterator - handlers_it - = this->subscribers.find(event_type); - if (handlers_it != this->subscribers.end()) { - std::vector<std::unique_ptr<IEventHandlerWrapper>> & handlers - = handlers_it->second; - for (std::vector<std::unique_ptr<IEventHandlerWrapper>>:: - iterator handler_it - = handlers.begin(); - handler_it != handlers.end(); ++handler_it) { - // remove event from queue since and continue when callback returns true - if ((*handler_it)->exec(*event)) { - event_it = this->events_queue.erase(event_it); - event_handled = true; - break; - } - } - } - } + vector<CallbackEntry> & handlers = handlers_it->second; + for (auto & handler : handlers) { + bool check_channel = handler.channel != CHANNEL_ALL || channel != CHANNEL_ALL; + if (check_channel && handler.channel != channel) continue; + + bool handled = handler.callback->exec(data); + if (handled) return; + } +} + +void EventManager::clear() { + this->subscribers.clear(); + this->events_queue.clear(); +} - if (!event_handled) { - ++event_it; +void EventManager::unsubscribe(subscription_t id) { + for (auto & [event_type, handlers] : this->subscribers) { + for (auto it = handlers.begin(); it != handlers.end(); it++) { + // find listener with subscription id + if ((*it).id != id) continue; + it = handlers.erase(it); + return; } } } |