Cocos2d-X 声音菜单的打开和关闭

Cocos2d-X 声音菜单的打开和关闭

（1）头文件中 USING_NS_CC; USING_NS_CC_EXT; #include "SimpleAudioEngine.h" using namespace CocosDenshion; class LoginLayer:public CCLayer { public:     virtual bool init();     SCENE_FUNC(LoginLayer);     CREATE_FUNC(LoginLayer);     //开关声音     void SoundOnOffClick(CCObject *sender);     bool isSoundOpen； }; （2）实现文件中 bool LoginLayer::init() {     if(!CCLayer::init())     {         return false;     }     isSoundOpen=false;    //添加声音按钮     CCMenuItemImage *soundbtnOn=CCMenuItemImage::create("soundon.png", "soundon.png");     CCMenuItemImage *soundbtnOff=CCMenuItemImage::create("soundoff.png", "soundoff.png");     CCMenuItemToggle *toggle=CCMenuItemToggle::createWithTarget(this, menu_selector(LoginLayer::SoundOnOffClick),soundbtnOn,soundbtnOff,NULL);     toggle->setPosition(CCPointMake(0,0));     CCMenu *menu1=CCMenu::create(toggle,NULL);     menu1->setPosition(ccp(50,50));     this->addChild(menu1);     SimpleAudioEngine::sharedEngine()->playBackgroundMusic("yinyue.mp3", true);     return true; } //声音的开与关的实现 void LoginLayer::SoundOnOffClick(CCObject *sender) {     if(isSoundOpen)     {         SimpleAudioEngine::sharedEngine()->resumeBackgroundMusic();         isSoundOpen=false;     }     else     {         SimpleAudioEngine::sharedEngine()->pauseBackgroundMusic();         isSoundOpen=true;     } }

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