Testing some event stuff

src/dawn/event/Event.hpp

@@ -11,13 +11,20 @@ namespace Dawn {
   class Event {
     private:
       int32_t nextId = 0;
-      std::unordered_map<int32, std::function<void(A...)>> listeners;
+      std::map<int32_t, std::function<void(A...)>> listeners;
 
     public:
+      /**
+       * Constructs a new Event.
+       */
       Event() {
 
       }
 
+      /**
+       * Emits the event.
+       * @param args The arguments to pass to the listeners.
+       */
       void emit(A ...args) {
         auto copy = listeners;
         for(auto &pair : copy) {
@@ -25,6 +32,11 @@ namespace Dawn {
         }
       }
 
+      /**
+       * Listens to the event.
+       * @param listener The listener to add.
+       * @returns A function that can be called to remove the listener.
+       */
       std::function<void()> listen(const std::function<void(A...)> listener) {
         int32_t id = nextId++;
         listeners[id] = listener;
@@ -33,8 +45,12 @@ namespace Dawn {
         };
       }
 
+      /**
+       * Removes a listener from the event.
+       * @param id The id of the listener to remove.
+       */
       virtual ~Event() {
         listeners.clear();
       }
-  }
+  };
 }