2011-04-19 09:32:33 +08:00
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/****************************************************************************
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Copyright (c) 2010 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCTextFieldTTF.h"
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#include "CCDirector.h"
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#include "CCEGLView.h"
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NS_CC_BEGIN;
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2011-04-28 18:01:29 +08:00
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static int _calcCharCount(const char * pszText)
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{
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int n = 0;
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char ch = 0;
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while (ch = *pszText)
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{
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CC_BREAK_IF(! ch);
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if (0x80 != (0xC0 & ch))
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{
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++n;
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}
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++pszText;
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}
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return n;
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}
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2011-04-19 09:32:33 +08:00
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//////////////////////////////////////////////////////////////////////////
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// constructor and destructor
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//////////////////////////////////////////////////////////////////////////
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CCTextFieldTTF::CCTextFieldTTF()
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2011-04-28 18:01:29 +08:00
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: m_pDelegate(0)
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, m_nCharCount(0)
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, m_pInputText(new std::string)
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2011-04-19 09:32:33 +08:00
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, m_pPlaceHolder(new std::string) // prevent CCLabelTTF initWithString assertion
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{
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2011-04-28 18:01:29 +08:00
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m_ColorSpaceHolder.r = m_ColorSpaceHolder.g = m_ColorSpaceHolder.b = 127;
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2011-04-19 09:32:33 +08:00
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}
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CCTextFieldTTF::~CCTextFieldTTF()
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{
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CC_SAFE_DELETE(m_pInputText);
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CC_SAFE_DELETE(m_pPlaceHolder);
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}
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//////////////////////////////////////////////////////////////////////////
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// static constructor
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//////////////////////////////////////////////////////////////////////////
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CCTextFieldTTF * CCTextFieldTTF::textFieldWithPlaceHolder(const char *placeholder, CCSize dimensions, CCTextAlignment alignment, const char *fontName, float fontSize)
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2011-04-29 18:09:54 +08:00
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{
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CCTextFieldTTF *pRet = new CCTextFieldTTF();
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if(pRet && pRet->initWithPlaceHolder("", dimensions, alignment, fontName, fontSize))
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{
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pRet->autorelease();
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2011-04-19 09:32:33 +08:00
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if (placeholder)
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{
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pRet->setPlaceHolder(placeholder);
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}
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2011-04-29 18:09:54 +08:00
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return pRet;
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}
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CC_SAFE_DELETE(pRet);
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return NULL;
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2011-04-19 09:32:33 +08:00
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}
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CCTextFieldTTF * CCTextFieldTTF::textFieldWithPlaceHolder(const char *placeholder, const char *fontName, float fontSize)
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{
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2011-04-29 18:09:54 +08:00
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CCTextFieldTTF *pRet = new CCTextFieldTTF();
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if(pRet && pRet->initWithString("", fontName, fontSize))
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{
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pRet->autorelease();
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2011-04-19 09:32:33 +08:00
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if (placeholder)
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{
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pRet->setPlaceHolder(placeholder);
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}
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2011-04-29 18:09:54 +08:00
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return pRet;
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}
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CC_SAFE_DELETE(pRet);
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2011-04-19 09:32:33 +08:00
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return NULL;
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}
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//////////////////////////////////////////////////////////////////////////
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// initialize
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//////////////////////////////////////////////////////////////////////////
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2011-04-29 18:09:54 +08:00
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bool CCTextFieldTTF::initWithPlaceHolder(const char *placeholder, CCSize dimensions, CCTextAlignment alignment, const char *fontName, float fontSize)
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{
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2011-04-19 09:32:33 +08:00
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if (placeholder)
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{
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CC_SAFE_DELETE(m_pPlaceHolder);
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m_pPlaceHolder = new std::string(placeholder);
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}
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2011-04-29 18:09:54 +08:00
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return CCLabelTTF::initWithString(m_pPlaceHolder->c_str(), dimensions, alignment, fontName, fontSize);
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}
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bool CCTextFieldTTF::initWithPlaceHolder(const char *placeholder, const char *fontName, float fontSize)
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{
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2011-04-19 09:32:33 +08:00
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if (placeholder)
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{
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CC_SAFE_DELETE(m_pPlaceHolder);
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m_pPlaceHolder = new std::string(placeholder);
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}
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2011-04-29 18:09:54 +08:00
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return CCLabelTTF::initWithString(m_pPlaceHolder->c_str(), fontName, fontSize);
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2011-04-19 09:32:33 +08:00
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}
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//////////////////////////////////////////////////////////////////////////
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// CCIMEDelegate
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//////////////////////////////////////////////////////////////////////////
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bool CCTextFieldTTF::attachWithIME()
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{
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bool bRet = CCIMEDelegate::attachWithIME();
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if (bRet)
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{
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// open keyboard
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CCEGLView * pGlView = CCDirector::sharedDirector()->getOpenGLView();
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if (pGlView)
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{
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pGlView->setIMEKeyboardState(true);
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}
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}
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return bRet;
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}
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2011-04-26 16:33:20 +08:00
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bool CCTextFieldTTF::detachWithIME()
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2011-04-19 09:32:33 +08:00
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{
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2011-04-26 16:33:20 +08:00
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bool bRet = CCIMEDelegate::detachWithIME();
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if (bRet)
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{
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// close keyboard
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CCEGLView * pGlView = CCDirector::sharedDirector()->getOpenGLView();
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if (pGlView)
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{
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pGlView->setIMEKeyboardState(false);
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}
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}
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return bRet;
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2011-04-19 09:32:33 +08:00
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}
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2011-04-26 16:33:20 +08:00
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bool CCTextFieldTTF::canAttachWithIME()
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2011-04-19 09:32:33 +08:00
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{
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2011-04-28 18:01:29 +08:00
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return (m_pDelegate) ? (! m_pDelegate->onTextFieldAttachWithIME(this)) : true;
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2011-04-19 09:32:33 +08:00
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}
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2011-04-26 16:33:20 +08:00
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bool CCTextFieldTTF::canDetachWithIME()
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2011-04-19 09:32:33 +08:00
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{
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2011-04-29 16:46:29 +08:00
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return (m_pDelegate) ? (! m_pDelegate->onTextFieldDetachWithIME(this)) : true;
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2011-04-19 09:32:33 +08:00
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}
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void CCTextFieldTTF::insertText(const char * text, int len)
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{
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2011-04-22 16:33:41 +08:00
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std::string sInsert(text, len);
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// insert \n means input end
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int nPos = sInsert.find('\n');
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if (sInsert.npos != nPos)
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{
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len = nPos;
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sInsert.erase(nPos);
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}
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if (len <= 0)
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{
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// close keyboard
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CCEGLView * pGlView = CCDirector::sharedDirector()->getOpenGLView();
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if (pGlView)
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{
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pGlView->setIMEKeyboardState(false);
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}
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return;
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}
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2011-04-28 18:01:29 +08:00
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if (m_pDelegate && m_pDelegate->onTextFieldInsertText(this, sInsert.c_str(), len))
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{
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// delegate doesn't want insert text
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return;
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}
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m_nCharCount += _calcCharCount(sInsert.c_str());
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2011-04-19 09:32:33 +08:00
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std::string sText(*m_pInputText);
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2011-04-22 16:33:41 +08:00
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sText.append(sInsert);
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2011-04-19 09:32:33 +08:00
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setString(sText.c_str());
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}
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void CCTextFieldTTF::deleteBackward()
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{
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int nStrLen = m_pInputText->length();
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if (! nStrLen)
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{
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// there is no string
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return;
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}
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// get the delete byte number
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2011-04-27 18:19:47 +08:00
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int nDeleteLen = 1; // default, erase 1 byte
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while(0x80 == (0xC0 & m_pInputText->at(nStrLen - nDeleteLen)))
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2011-04-19 09:32:33 +08:00
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{
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2011-04-27 18:19:47 +08:00
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++nDeleteLen;
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2011-04-19 09:32:33 +08:00
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}
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2011-04-28 18:01:29 +08:00
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if (m_pDelegate && m_pDelegate->onTextFieldDeleteBackward(this, m_pInputText->c_str() + nStrLen - nDeleteLen, nDeleteLen))
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{
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// delegate don't wan't delete backward
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return;
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}
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2011-04-19 09:32:33 +08:00
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// if delete all text, show space holder string
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2011-04-27 18:19:47 +08:00
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if (nStrLen <= nDeleteLen)
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2011-04-19 09:32:33 +08:00
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{
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CC_SAFE_DELETE(m_pInputText);
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m_pInputText = new std::string;
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2011-04-29 18:09:54 +08:00
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m_nCharCount = 0;
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2011-04-19 09:32:33 +08:00
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CCLabelTTF::setString(m_pPlaceHolder->c_str());
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return;
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}
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// set new input text
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2011-04-27 18:19:47 +08:00
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std::string sText(m_pInputText->c_str(), nStrLen - nDeleteLen);
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2011-04-19 09:32:33 +08:00
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setString(sText.c_str());
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2011-04-28 18:01:29 +08:00
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}
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void CCTextFieldTTF::draw()
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{
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if (m_pDelegate && m_pDelegate->onDraw(this))
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{
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return;
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}
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if (m_pInputText->length())
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{
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CCLabelTTF::draw();
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return;
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}
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// draw placeholder
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ccColor3B color = getColor();
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setColor(m_ColorSpaceHolder);
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CCLabelTTF::draw();
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setColor(color);
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2011-04-19 09:32:33 +08:00
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}
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//////////////////////////////////////////////////////////////////////////
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// properties
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//////////////////////////////////////////////////////////////////////////
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2011-04-29 18:09:54 +08:00
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// input text property
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void CCTextFieldTTF::setString(const char *text)
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{
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2011-04-19 09:32:33 +08:00
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CC_SAFE_DELETE(m_pInputText);
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2011-04-27 18:19:47 +08:00
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2011-04-19 09:32:33 +08:00
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if (text)
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{
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m_pInputText = new std::string(text);
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}
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else
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{
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m_pInputText = new std::string;
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}
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2011-04-29 18:09:54 +08:00
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// if there is no input text, display placeholder instead
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if (! m_pInputText->length())
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{
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CCLabelTTF::setString(m_pPlaceHolder->c_str());
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}
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else
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2011-04-19 09:32:33 +08:00
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{
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CCLabelTTF::setString(m_pInputText->c_str());
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}
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2011-04-28 18:01:29 +08:00
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m_nCharCount = _calcCharCount(m_pInputText->c_str());
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2011-04-29 18:09:54 +08:00
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}
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const char* CCTextFieldTTF::getString(void)
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{
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return m_pInputText->c_str();
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}
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2011-04-19 09:32:33 +08:00
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// place holder text property
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void CCTextFieldTTF::setPlaceHolder(const char * text)
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{
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2011-04-29 18:09:54 +08:00
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CC_SAFE_DELETE(m_pPlaceHolder);
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m_pPlaceHolder = (text) ? new std::string(text) : new std::string;
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2011-04-19 09:32:33 +08:00
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if (! m_pInputText->length())
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{
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CCLabelTTF::setString(m_pPlaceHolder->c_str());
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}
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}
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const char * CCTextFieldTTF::getPlaceHolder(void)
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{
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return m_pPlaceHolder->c_str();
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}
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NS_CC_END;
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