(转) CCTextFieldTTF输入框
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", 24);
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