issue #5, implement

cocos2dx/include/CCLayer.h

@@ -48,6 +48,7 @@ public:
 
 	virtual void onEnter();
 	virtual void onExit();
+	virtual bool ccTouchBegan(CCTouch *pTouch, UIEvent *pEvent);
 	
 	/** If isTouchEnabled, this method is called onEnter. Override it to change the
 	way CCLayer receives touch events.

cocos2dx/layers_scenes_transitions_nodes/CCLayer.cpp

@@ -128,12 +128,11 @@ void CCLayer::onExit()
 	[super onExit];*/
 }
 
-/** @todo CCTouch
--(BOOL) ccTouchBegan:(CCTouch *)touch withEvent:(UIEvent *)event
+bool CCLayer::ccTouchBegan(CCTouch *pTouch, UIEvent *pEvent)
 {
-	NSAssert(NO, @"Layer#ccTouchBegan override me");
-	return YES;
-}*/
+	NSAssert(false, "Layer#ccTouchBegan override me");
+	return true;
+}
 
 /// ColorLayer