diff --git a/xSDL/xController.cpp b/xSDL/xController.cpp
index c17f032..1f83cd0 100644
--- a/xSDL/xController.cpp
+++ b/xSDL/xController.cpp
@@ -12,7 +12,7 @@ xController::~xController(){
 void xController::handleEvent(SDL_Event* event){
 	_mutex.lock();
 
-	map<SDL_EventType, EventListener>::iterator found = _handlers.find( (SDL_EventType) event->type );
+	map<SDL_EventType, EventHandler>::iterator found = _handlers.find( (SDL_EventType) event->type );
 
 	// ignore no handler found
 	if( found == _handlers.end() ){
@@ -26,14 +26,14 @@ void xController::handleEvent(SDL_Event* event){
 }
 
 // bind a new handler
-void xController::attachEvent(SDL_EventType t, void(*handler)(SDL_Event*) ){
+void xController::attachEvent(SDL_EventType t, EventHandlerArg){
 	_mutex.lock();
 	_handlers[ t ] = handler;
 	_mutex.unlock();
 }
 
 // removes an existing handler
-void xController::detachEvent(SDL_EventType t, void(*handler)(SDL_Event*) ){
+void xController::detachEvent(SDL_EventType t){
 	_mutex.lock();
 	_handlers.erase(t);
 	_mutex.unlock();
diff --git a/xSDL/xController.h b/xSDL/xController.h
index 3a3d8f9..56d8fbd 100644
--- a/xSDL/xController.h
+++ b/xSDL/xController.h
@@ -6,7 +6,8 @@
 	#include <map>
 	using namespace std;
 
-	#define EventListener void(*)(SDL_Event*)
+	#define EventHandlerArg void(* handler)(SDL_Event*)
+	#define EventHandler void(*)(SDL_Event*)
 
 	class xController{
 
@@ -18,12 +19,12 @@
 			void handleEvent(SDL_Event* event);
 
 			// manage handlers
-			void attachEvent(SDL_EventType t, void(*handler)(SDL_Event*) );
-			void detachEvent(SDL_EventType t, void(*handler)(SDL_Event*) );
+			void attachEvent(SDL_EventType t, EventHandlerArg);
+			void detachEvent(SDL_EventType t);
 
 		private:
 			// event handlers
-			map<SDL_EventType, EventListener> _handlers;
+			map<SDL_EventType, EventHandler> _handlers;
 
 			// thread safety
 			mutex _mutex;