cocos2d-x网络编程三（SocketIO）_app

概述记得提前设置好服务器环境 TestSocketIoScene.h文件： #ifndef __TestSocketIo_SCENE_H__#define __TestSocketIo_SCENE_H__#include "cocos2d.h"#include "network\SocketIO.h"USING_NS_CC;using namespace cocos2d::network; 记得提前设置好服务器环境

TestSocketIoScene.h文件：

#ifndef __TestSocketIo_SCENE_H__#define __TestSocketIo_SCENE_H__#include "cocos2d.h"#include "network\SocketIO.h"USING_NS_CC;using namespace cocos2d::network;//继承SocketIO::SIODelegate和实现四个虚函数class TestSocketIo : public cocos2d::Layer,SocketIO::SIODelegate{public:    // there's no 'ID' in cpp,so we recommend returning the class instance pointer    static cocos2d::Scene* createScene();    // Here's a difference. Method 'init' in cocos2d-x returns bool,instead of returning 'ID' in cocos2d-iphone    virtual bool init();    //socket连接时调用    voID onConnect(SIOClIEnt* clIEnt);    //收到数据时调用    voID onMessage(SIOClIEnt* clIEnt,const std::string& data);    //连接错误或接收到错误信号时调用    voID onError(SIOClIEnt* clIEnt,const std::string& data);    //socket关闭时调用    voID onClose(SIOClIEnt* clIEnt);    // implement the "static create()" method manually    CREATE_FUNC(TestSocketIo);    SIOClIEnt *clIEnt;};#endif // __TestSocketIo_SCENE_H__

TestSocketIoScene.cpp文件：

#include "TestSocketIoScene.h"Scene* TestSocketIo::createScene(){    // 'scene' is an autorelease object    auto scene = Scene::create();    // 'layer' is an autorelease object    auto layer = TestSocketIo::create();    // add layer as a child to scene    scene->addChild(layer);    // return the scene    return scene;}// on "init" you need to initialize your instancebool TestSocketIo::init(){    //////////////////////////////    // 1. super init first    if ( !Layer::init() )    {        return false;    }    Size size = Director::getInstance()->getWinSize();    clIEnt = nullptr;//初始化为空指针    auto menu = Menu::create();    menu->setposition(Vec2::ZERO);    addChild(menu);    auto lblinit = Label::create("init socket","Arial",22);    auto menuInit = MenuItemLabel::create(lblinit,[=](Ref *sender){        //1.connect方法创建实例        clIEnt = SocketIO::connect("ws://192.168.1.102:3000",*this);        clIEnt->setTag("init socket");        //4.初始化的时候设置一个监听器：使用on监听事件和获取接收到的数据        clIEnt->on("loginresult",[=](SIOClIEnt *clIEnt,const std::string &data){//使用C++匿名函数实现            log("login result is :%s",data.c_str());        });    });    menuInit->setposition(size/2);    menu->addChild(menuInit);    auto lblSend = Label::create("send message",22);    auto menuSend = MenuItemLabel::create(lblSend,[=](Ref *sender){        //2.send方法发送数据        clIEnt->send("hello socket.io");    });    menuSend->setposition(size.wIDth/2,size.height/2-50);    menu->addChild(menuSend);    auto lblSendEvent = Label::create("emit event",22);    auto menuSendEvent = MenuItemLabel::create(lblSendEvent,[=](Ref *sender){        //3.向服务器发送login事件，并把名字和密码传给服务器         clIEnt->emit("login","[{\"name\":\"myname\",\"pwd\":\"mypwd\"}]");    });    menuSendEvent->setposition(size.wIDth/2,size.height/2-100);    menu->addChild(menuSendEvent);    return true;}voID TestSocketIo::onConnect(SIOClIEnt* clIEnt){    log("onConnect");    log("%s connect",clIEnt->getTag());}voID TestSocketIo::onMessage(SIOClIEnt* clIEnt,const std::string& data){    log("onMessage");    log("%s received content is:%s",clIEnt->getTag(),data.c_str());}voID TestSocketIo::onClose(SIOClIEnt * clIEnt){    log("onClose");    log("%s is closed",clIEnt->getTag());}voID TestSocketIo::onError(SIOClIEnt* clIEnt,const std::string& data){    log("onError");    log("%s error is:%s",data.c_str());}