cocos2dx CCControlButton 按钮事件

.h文件

bool HelloWorld::init()

{

   //////////////////////////////

   // 1. super init first

   if ( !CCLayer::init() )

   {

       return false;

   }

   CCLabelTTF * label = CCLabelTTF::create("为选中文字", "MarkerFelt",25);

   CCControlButton * button = CCControlButton ::create(label,CCScale9Sprite::create("button.png"));

   button->setPosition(ccp(240, 170));

//    按钮选中后背景图响应的状态

   button->setTitleColorForState(ccc3(255, 0, 0), CCControlStateHighlighted);

//    按钮选中后文字响应的状态

   button->setTitleForState(CCString::create("选中文字"), CCControlStateHighlighted);

   addChild(button);

   //    按下按钮事件回调

   button->addTargetWithActionForControlEvents(this, cccontrol_selector(HelloWorld::touchDownAction), CCControlEventTouchDown);

   //    按钮在其内部拾起事件回调

   button->addTargetWithActionForControlEvents(this

                                               , cccontrol_selector( HelloWorld::touchUpInsideAction), CCControlEventTouchDragEnter);

  //    按钮在其外部拾起事件回调

   button->addTargetWithActionForControlEvents(this,cccontrol_selector(HelloWorld::touchUpOutsideAction), CCControlEventTouchDragOutside);

//    用于显示按钮的状态

   CCLabelTTF * la = CCLabelTTF ::create(" ", "MarkerFelt",20);

   la->setColor(ccc3(255, 0, 0));

   la->setPosition(ccp(240, 220));

   addChild(la,0,923);

   return true;

}

//    按下按钮事件回调

void HelloWorld:: touchDownAction(CCObject * sender , CCControlEvent * controlEvent)

{

   CCLabelTTF  * label = (CCLabelTTF*) this ->getChildByTag(923);

   label->setString(CCString::createWithFormat("按下")->getCString());

}

//    按钮在其内部抬起事件回调

void HelloWorld::touchUpInsideAction(CCObject * sender , CCControlEvent * controlEvent)

{

   CCLabelTTF  * label = (CCLabelTTF*) this ->getChildByTag(923);

   label->setString(CCString::createWithFormat("内部抬起")->getCString());

}

//    按钮在其外部抬起事件回调

void HelloWorld::touchUpOutsideAction(CCObject * sender , CCControlEvent * controlEvent)

{

   CCLabelTTF  * label = (CCLabelTTF*) this ->getChildByTag(923);

   label->setString(CCString::createWithFormat("外部抬起")->getCString());

}

.cpp文件

#include "cocos2d.h"

#include "cocos-ext.h"

using namespace cocos2d;

using namespace extension;

class HelloWorld : public cocos2d::CCLayer

{

public:

   // Method 'init' in cocos2d-x returns bool, instead of 'id' in cocos2d-iphone (an object pointer)

   virtual bool init();

   // there's no 'id' in cpp, so we recommend to return the class instance pointer

   static cocos2d::CCScene* scene();

   // a selector callback

   void menuCloseCallback(CCObject* pSender);

   // preprocessor macro for "static create()" constructor ( node() deprecated )

   CREATE_FUNC(HelloWorld);

//    按下按钮事件回调

   void touchDownAction(CCObject * sender , CCControlEvent * controlEvent);

//    按钮在其内部拾起事件回调

   void touchUpInsideAction(CCObject * sender , CCControlEvent * controlEvent);

//    按钮在其外部拾起事件回调

       void touchUpOutsideAction(CCObject * sender , CCControlEvent * controlEvent);

};