テキスト入力(1) w/ delegate

HelloWorldScene.cpp

#include "HelloWorldScene.h"

USING_NS_CC;
USING_NS_CC_EXT;

CCScene* HelloWorld::scene()
{
    CCScene *scene = CCScene::create();
    HelloWorld *layer = HelloWorld::create();
    scene->addChild(layer);
    return scene;
}

bool HelloWorld::init()
{
    if ( !CCLayer::init() )
    {
        return false;
    }
    
    setTouchEnabled(true);
    setTouchMode(kCCTouchesOneByOne);
    
    CCSize winSize = CCDirector::sharedDirector()->getWinSize();
    
    m_textField = CCTextFieldTTF::textFieldWithPlaceHolder("文字を入力",
                                                           "Thonburi",
                                                           32);
    m_textField->setPosition(ccp(winSize.width / 2, winSize.height * 2 / 3));
    m_textField->setDelegate(this);
    this->addChild(m_textField);

    return true;
}

bool HelloWorld::ccTouchBegan(cocos2d::CCTouch *pTouch, cocos2d::CCEvent *pEvent)
{
    return true;
}

void HelloWorld::ccTouchEnded(cocos2d::CCTouch *pTouch, cocos2d::CCEvent *pEvent)
{
    CCPoint point = convertTouchToNodeSpace(pTouch);
    CCRect rect = m_textField->boundingBox();

    if (rect.containsPoint(point)) {
        //テキストフィールドがタップされたら、キーボードを表示する
        m_textField->attachWithIME();
    }
}

bool HelloWorld::onTextFieldAttachWithIME(CCTextFieldTTF * sender)
{
    CCLog("onTextFieldAttachWithIME");
    return false;
}

bool HelloWorld::onTextFieldDetachWithIME(CCTextFieldTTF * sender)
{
    CCLog("onTextFieldDetachWithIME");
    return false;
}

bool HelloWorld::onTextFieldInsertText(CCTextFieldTTF * sender, const char * text, int nLen)
{
    CCLog("onTextFieldInsertText %s, %d", text, nLen);
    return false;
}

bool HelloWorld::onTextFieldDeleteBackward(CCTextFieldTTF * sender, const char * delText, int nLen)
{
    CCLog("onTextFieldDeleteBackward %s, %d", delText, nLen);
    return false;
}

bool HelloWorld::onDraw(CCTextFieldTTF * sender)
{
    return false;
}

HelloWorldScene.h

#ifndef __HELLOWORLD_SCENE_H__
#define __HELLOWORLD_SCENE_H__

#include "cocos2d.h"
#include "CCControlExtensions.h"

class HelloWorld : public cocos2d::CCLayer,
public cocos2d::CCTextFieldDelegate
{
public:
    virtual bool init();
    static cocos2d::CCScene* scene();
    CREATE_FUNC(HelloWorld);

    // CCLayer
    virtual bool ccTouchBegan(cocos2d::CCTouch *pTouch, cocos2d::CCEvent *pEvent);
    virtual void ccTouchEnded(cocos2d::CCTouch *pTouch, cocos2d::CCEvent *pEvent);

    virtual bool onTextFieldAttachWithIME(cocos2d::CCTextFieldTTF * sender);
    virtual bool onTextFieldDetachWithIME(cocos2d::CCTextFieldTTF * sender);
    virtual bool onTextFieldInsertText(cocos2d::CCTextFieldTTF * sender, const char * text, int nLen);
    virtual bool onTextFieldDeleteBackward(cocos2d::CCTextFieldTTF * sender, const char * delText, int nLen);
    virtual bool onDraw(cocos2d::CCTextFieldTTF * sender);

protected:
    cocos2d::CCTextFieldTTF * m_textField;
};

#endif // __HELLOWORLD_SCENE_H__