(转) CCTextFieldTTF输入框

CCTextFieldTTF输入框

分类： cocos2d-x 2013-04-08 16:32 2964人阅读 评论(1) 收藏 举报

新建工程，testInput

修改HelloWorldScene.h

#ifndef __HELLOWORLD_SCENE_H__

#define __HELLOWORLD_SCENE_H__

#include "cocos2d.h"

usingnamespace
cocos2d;

class HelloWorld :publiccocos2d::CCLayer,publiccocos2d::CCTextFieldDelegate

{

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();

//重写CCTextFieldDelegate的回调函数

//当用户启动虚拟键盘时的回调函数

virtual
bool onTextFieldAttachWithIME(CCTextFieldTTF *pSender);

//当用户关闭虚拟键盘时的回调函数

virtual
bool onTextFieldDetachWithIME(CCTextFieldTTF *pSender);

//当用户进行输入时的回调函数

virtual
bool onTextFieldInsertText(CCTextFieldTTF *pSender,constchar *text,int nLen);

//当用户删除文字时的回调函数

virtual
bool onTextFieldDeleteBackward(CCTextFieldTTF *pSender,constchar *delText,int nLen);

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

CREATE_FUNC(HelloWorld);

};

#endif // __HELLOWORLD_SCENE_H__

修改HelloWorldScene.cpp

#include "HelloWorldScene.h"

#include "SimpleAudioEngine.h"

usingnamespace
cocos2d;

usingnamespace
CocosDenshion;

CCScene* HelloWorld::scene()

{

// 'scene' is an autorelease object

CCScene *scene =
CCScene::create();

// 'layer' is an autorelease object

HelloWorld *layer =HelloWorld::create();

// add layer as a child to scene

scene->addChild(layer);

// return the scene

return scene;

}

// on "init" you need to initialize your instance

boolHelloWorld::init()

{

//////////////////////////////

// 1. super init first

if ( !CCLayer::init() )

{

return
false;

}

/////////////////////////////

// 2. add a menu item with "X" image, which is clicked to quit the program

//    you may modify it.

CCSize size=CCDirector::sharedDirector()->getWinSize();

CCTextFieldTTF *textField = CCTextFieldTTF::textFieldWithPlaceHolder("点出输入...","Helvetica",
);

textField->setPosition(ccp(size.width*0.5, size.height*0.7));

addChild(textField);

//绑定接口

textField->setDelegate(this);

//开启输入

textField->attachWithIME();

//关闭输入

//textField->detachWithIME();

return
true;

}

//当用户启动虚拟键盘时的回调函数

bool HelloWorld::onTextFieldAttachWithIME(CCTextFieldTTF *pSender)

{

CCLOG("启动输入");

//return false;

//return true:不启动

}

//当用户关闭虚拟键盘时的回调函数

bool HelloWorld::onTextFieldDetachWithIME(CCTextFieldTTF *pSender)

{

CCLOG("关闭输入");

return
false;

//return true:不关闭

}

//当用户进行输入时的回调函数

bool HelloWorld::onTextFieldInsertText(CCTextFieldTTF *pSender,constchar
*text,int nLen)

{

CCLOG("输入字符...");

return
false;

//return true:不会输入进字符

}

//当用户删除文字时的回调函数

bool HelloWorld::onTextFieldDeleteBackward(CCTextFieldTTF *pSender,constchar
*delText,int nLen)

{

CCLOG("删除字符");

return
false;

//return true:不删除

}

源码地址：http://download.csdn.net/detail/cloud95/5234145