Made EventManager class static

src/EventManager/EventManager.hpp

@@ -9,19 +9,13 @@
 namespace Bloom
 {
     /**
-     * The EventManager class provides a method of dispatching events to a set of listeners.
-     * A single instance of this class is created in Application class. That instance is then passed by references to
-     * all other components in Bloom, that require the ability to trigger events.
-     *
-     * @TODO: Should this be a static class? As in, all methods and variables declared static. We seem to be
-     *        using it in that way. It would save us from having to pass around that single instance by reference.
-     *        Something to consider.
+     * The static EventManager class provides a method of dispatching events to a set of listeners.
      */
     class EventManager
     {
     public:
         /**
-         * Registers an EventListener instance with this manager.
+         * Registers an EventListener instance with the manager.
          *
          * All EventListener instances must be registered with the EventManager before any events can
          * be dispatched to them.
@@ -30,7 +24,7 @@ namespace Bloom
          *
          * @param listenerName
          */
-        void registerListener(std::shared_ptr<EventListener> listener);
+        static void registerListener(std::shared_ptr<EventListener> listener);
 
         /**
          * Deregister an EventListener instance.
@@ -38,7 +32,7 @@ namespace Bloom
          * @param listenerId
          *  The ID of the EventListener to deregister. See EventListener::getId();
          */
-        void deregisterListener(size_t listenerId);
+        static void deregisterListener(size_t listenerId);
 
         /**
          * Dispatches an event to all registered listeners, if they have registered an interest in the event type.
@@ -46,7 +40,7 @@ namespace Bloom
          *
          * @param event
          */
-        void triggerEvent(const Events::SharedGenericEventPointer& event);
+        static void triggerEvent(const Events::SharedGenericEventPointer& event);
 
         /**
          * Checks if any registered listener is listening for a particular event type.
@@ -54,7 +48,7 @@ namespace Bloom
          * @param eventType
          * @return
          */
-        bool isEventTypeListenedFor(Events::EventType eventType);
+        static bool isEventTypeListenedFor(Events::EventType eventType);
 
     private:
         /**