Cocos2d-3.x_菜单项和菜单的使用

#ifndef __HELLOWORLD_SCENE_H__
#define __HELLOWORLD_SCENE_H__

#include "cocos2d.h"

USING_NS_CC;


class HelloWorld : public cocos2d::Layer
{
public:
    static cocos2d::Scene* createScene();

    virtual bool init();

	void menuCloseCallback(cocos2d::Ref *pSender);

    CREATE_FUNC(HelloWorld);

private:
	LabelTTF *pLabel;
};

#endif // __HELLOWORLD_SCENE_H__

#include "HelloWorldScene.h"

Scene* HelloWorld::createScene()
{
    auto scene = Scene::create();
    auto layer = HelloWorld::create();
    scene->addChild(layer);

    return scene;
}

bool HelloWorld::init()
{
    if ( !Layer::init() )
    {
        return false;
    }
    
    Size visibleSize = Director::getInstance()->getVisibleSize();
    Vec2 origin = Director::getInstance()->getVisibleOrigin();

	pLabel = LabelTTF::create("","Arial",30);
	pLabel->setPosition(visibleSize/2.0);
	this->addChild(pLabel);

	auto itemImage = MenuItemImage::create("Closenormal.png","CloseSelected.png",CC_CALLBACK_1(HelloWorld::menuCloseCallback,this));
	itemImage->setPosition(Size::ZERO);
	
	auto menu = Menu::create(itemImage,NULL);
	menu->setPosition(visibleSize / 2.0);
	this->addChild(menu);

    return true;
}

void HelloWorld::menuCloseCallback(cocos2d::Ref *pSender)
{
	log("HelloWorld::menuCloseCallback");
}