Cocos2d-x3.0 捕Android菜单键和返回键

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原文地址：http://blog.csdn.net/qqmcy/article/details/26172665

 void onKeyReleased(EventKeyboard::KeyCode keycode, Event* event);

.cpp 注冊返回键监听

//

//  PrograssScene.cpp

//  SJKB

//

//  Created by 杜甲 on 14-5-5.

//

//

#include "PrograssScene.h"

#include "VisibleRect.h"

bool PrograssScene::init()

{

    bool bRet = false;

    do {

        CC_BREAK_IF(!Scene::init());

        //注冊捕捉监听

        auto listenerkeyPad = EventListenerKeyboard::create();

        listenerkeyPad->onKeyReleased = CC_CALLBACK_2(PrograssScene::onKeyReleased, this);

        _eventDispatcher->addEventListenerWithSceneGraphPriority(listenerkeyPad, this);

        _prograssLayer = PrograssLayer::create();

        _prograssLayer->setSize(VisibleRect::getVisibleRect().size);

        addChild(_prograssLayer);

        bRet  = true;

    } while (0);

    return bRet;

}

//捕捉监听

void PrograssScene::onKeyReleased(EventKeyboard::KeyCode keycode, cocos2d::Event *event)

{

    if (keycode == EventKeyboard::KeyCode::KEY_BACKSPACE)  //返回

    {

        Director::getInstance()->popScene();

    }

    else if (keycode == EventKeyboard::KeyCode::KEY_MENU)

    {

    }

}