Cocos2d-3.x_加载网页(Android和iOS平台)

#ifndef __HELLOWORLD_SCENE_H__
#define __HELLOWORLD_SCENE_H__

#include "cocos2d.h"
#include "ui/CocosGUI.h"

USING_NS_CC;

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

    virtual bool init();

    CREATE_FUNC(HelloWorld);

private:

};

#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();

	auto sprite = Sprite::create("HelloWorld.png");
	sprite->setPosition(Vec2(visibleSize.width / 2 + origin.x, visibleSize.height / 2 + origin.y));
	this->addChild(sprite, 0);

	// 在Cocos2d-3.x中，增加了可以加载网页的API，但必须注意的是：到目前为止，只能在Android和iOS平台进行加载网页，如果在其他的平台，代码则会编译出错，所以需要加上平台判断的宏定义才能编译通过
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID || CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
	auto webView = cocos2d::experimental::ui::WebView::create();
	webView->setContentSize(visibleSize);
	webView->setPosition(visibleSize/2.0);
	webView->loadURL("http://www.baidu.com");
	this->addChild(webView);
#endif
    return true;
}