pinyinframe.cpp

拼音出入法,在LINUX上可以运行,感觉还可以,包括*.c和*.h.

				}			
			}			
		}
		
		painter.drawText(xx,yy,str);		
		xx+=hanzi.width()+10;
		m_ime_info.candidates_on_page++;
	}

	if(m_ime_info.next_page_available()){
		QPixmap next((const char **)pix_next);
		painter.drawPixmap(width-2-next.width(),y+2,next);
	}
}

bool QPinyinFrame::prev_page()
{
	if(m_ime_info.prev_page_available()){		
		printX86("prev page,firt visible index %d->",m_ime_info.first_visible);	
		m_ime_info.first_visible-=m_ime_info.candidates_on_prev_page;
		printX86("%d\n",m_ime_info.first_visible);	
		update();	
		return true;		
	}	
	else{
		return false;
	}
}

bool QPinyinFrame::next_page()
{
	if(m_ime_info.next_page_available()){		
		printX86("next page,firt visible index %d->",m_ime_info.first_visible);	
		m_ime_info.candidates_on_prev_page=m_ime_info.candidates_on_page;
		m_ime_info.first_visible+=m_ime_info.candidates_on_page;
		printX86("%d\n",m_ime_info.first_visible);	
		update();	
		return true;		
	}	
	else{
		return false;
	}	
}

/*
inline bool shift_pressed(int modifiers)
{
	return modifiers & Qt::ShiftButton;
}
*/

int QPinyinFrame::get_charunicode(unsigned int nIndexOnPage)
{
	unsigned int index = m_ime_info.first_visible + nIndexOnPage;
	printX86("get unicode:first visible index %d,current index %d,global index %d\n",
		m_ime_info.first_visible,nIndexOnPage,index);
	return (m_engine.get_char(index)).unicode();	
}

/*
  return true if need to update UI
 */
bool QPinyinFrame::commit_selection(int k)
{
	bool bUpdate = false;
	unsigned int index = ((k-'0')+9)%10;
	if(index<m_ime_info.candidates_on_page){
		m_engine.hit(m_ime_info.first_visible+index);
		if(m_engine.isPhrase()){
			QString phrase=get_phrase(m_ime_info.first_visible+index);
			if(m_bMakingPhrase){
				m_ime_info.phrase+=phrase;
			}
			else{
				printX86("phrase unicode:");
				for(unsigned int i=0;i<phrase.length();i++){
					printX86("%04X,",phrase[i].unicode());
					SendKey(phrase[i].unicode()); 
				}
				printX86("\n");
			}
		}
		else{
			if(m_bMakingPhrase){
				m_ime_info.phrase+=get_char(m_ime_info.first_visible+index);
			}
			else{
				SendKey(get_charunicode(index)); 
			}
		}
		resetState();
		bUpdate=true;
	}
	return bUpdate;
}

bool QPinyinFrame::send_hanzi_mark(int ascii_mark)
{
	int unicode = 0;	
	switch(ascii_mark){
		case ',':
			unicode = COMMA_MARK;
			break;
		case '.':
			unicode = PERIOD_MARK;
			break;
		case '<':
			unicode = BOOK_MARK1;
			break;
		case '>':
			unicode = BOOK_MARK2;
			break;
		case '?':
			unicode = QUESTION_MARK;
			break;
		case ':':
			unicode = COLON_MARK;
			break;
	}
	if(unicode!=0){
		SendKey(unicode);
		return true;
	}
	else{
		return false;
	}
}

bool QPinyinFrame::GetKey(int u, int k/*,int m*/)/*int unicode, int keycode, int modifiers*/
{
	printX86("key code is 0x%02X\n",k);
#if 0
	if(m_bEnglishMode){
		if(u == 9 && k == Qt::Key_Tab){
			m_bEnglishMode = false;
			update();			
		}
		else{
			SendKey(u,k); 
		}
		return true;		
	}
#endif
	bool bUpdate         = false;
	bool bKeyProcessed   = true;
	
        if( k >= '0' && k <= '9'){
commit:
		bUpdate=commit_selection(k);
		if(!bUpdate){
			bKeyProcessed=false;
		}
	}
	else if(k >= 'a' && k <= 'z'){
input:		
		m_ime_info.pinyin+=(char)k;
		search();
		bUpdate=true;	     
	}
	else if(k >= 'A' && k <= 'Z'){
		k = k - 'A'+ 'a';
		goto input;
	}
	else if(k == Qt::Key_Space){
		if(m_ime_info.candidates_on_page>0){
			k='1';
			goto commit;
		}
		else{
			bKeyProcessed=false;
		}
	}
	else if(k == Qt::Key_Right||k == Qt::Key_Down){
		if(!next_page()){
			bKeyProcessed=false;
		}					
	}
	else if(k == Qt::Key_Left||k == Qt::Key_Up){
		if(!prev_page()){
			bKeyProcessed=false;
		}					
	}
	else if( u == 8 && k == Qt::Key_Backspace){
		if(m_ime_info.pinyin.size()>0){			
			String::iterator pos=m_ime_info.pinyin.end()-1;
			m_ime_info.pinyin.erase(pos);
			search();
			bUpdate=true;
		}
		else{
			SendKey(u,k);
		}
		
	}
	else if(k == Qt::Key_Shift){
		if(m_bMakingPhrase){
			//commit the new phrase
			m_bMakingPhrase=false;
			m_engine.append_phrase(m_ime_info.phrase,m_making_phrase_pinyin.c_str());
			m_ime_info.phrase="";
			resetState();
			bUpdate=true;
		}
		else if(m_ime_info.pinyin.size()==0){
			printX86("entering making phrase mode...\n");
			m_making_phrase_pinyin="";
			m_bMakingPhrase=true;
			bUpdate=true;
		}
	}
	else if(u == 9 && k == Qt::Key_Tab){
		m_bEnglishMode=true;
		bUpdate=true;		
	}
	else if(  k == Qt::Key_Escape){
		if(m_bMakingPhrase){
			m_ime_info.phrase="";
			m_bMakingPhrase=false;
		}
		resetState();
		bUpdate=true;
	}
	else if(!send_hanzi_mark(k)){
		bKeyProcessed=false;
	}
	

	if(bUpdate){
		update();
	}
	
	if(!bKeyProcessed){
		SendKey(u,k);
	}


	return true;
}

void QPinyinFrame::show()
{
	QFrame::show ();
	QPEApplication::grabKeyboard();
	qwsServer->setKeyboardFilter (this);
}

void QPinyinFrame::hide()
{
	QFrame::hide ();
	QPEApplication::ungrabKeyboard(); 
	resetState();
	m_engine.save_table();	
	//qwsServer->setKeyboardFilter (NULL);
}
    
bool hit_test_helper(int x,int y,QRect& rect)
{
	if(x>=rect.left()&&x<=rect.right()&&
           y>=rect.top() &&y<=rect.bottom()){
		return true;
	}
	else{
		return false;
	}
}

void QPinyinFrame::mouseReleaseEvent(QMouseEvent* m)
{
	bool bUpdate = false;
	int x=m->x();
	int y=m->y();

	if(hit_test_helper(x,y,m_about_rect)){
		//show about infomation
		QMessageBox::information(this,"About",
                                         "MurphyTalk Pinyin "VERSION"<br><br>"
                                         "Created by <font color=\"#0000FF\">MurphyTalk</font><br>"
					 "aka:<font color=\"#0000FF\">DeepWater</font>@<b>Hi-PDA</b> community<br>"
					 "contact me at <font color=\"#0000FF\">[e-mail]</font><br><br>"
					 "This software is partially based on scim chinese<br>"
					 "written by James Su([e-mail])<br><br>"
					 "This small piece of cake is released under GPL;)");
	}	
	else if(hit_test_helper(x,y,m_leftbtn_rect)){
		prev_page();		
	}	
	else if(hit_test_helper(x,y,m_rightbtn_rect)){
		next_page();		
	}	
	else if(hit_test_helper(x,y,m_indicator_rect)){
		//switch between English/Chinese mode
		m_bEnglishMode=!m_bEnglishMode;
		bUpdate=true;
	}


	if(bUpdate){
		update();
	}
}

void QPinyinFrame::keyPressEvent(QKeyEvent*)
{
}

void QPinyinFrame::SendKey(int u , int c)
{
	qwsServer->sendKeyEvent ( u , c, 0, true, false);
	qwsServer->sendKeyEvent ( u , c, 0, false, false);
}
/*
 * Revision history
 * 
 * $Log: PinyinFrame.cpp,v $
 * Revision 1.7  2004/07/31 17:20:19  Lu Mu
 * support chinese punctuations
 *
 * Revision 1.6  2004/07/20 11:26:05  Lu Mu
 * (1)phrase frequency
 * (2)self define phrase
 *
 * Revision 1.5  2004/07/17 07:11:54  Lu Mu
 * 1)phrase support
 * 2)candidates sequence number,changed to 1,2,..,9,0
 * 3)space key to select first candidate
 *
 * Revision 1.4  2004/07/15 13:56:17  Lu Mu
 * fixed : hanzi candidates overlapped by system task bar while default font is not efont
 *
 * Revision 1.3  2004/07/10 16:58:11  Lu Mu
 * bug fix of displaying hanzi problem after the first page
 *
 * Revision 1.2  2004/07/10 15:02:23  Lu Mu
 * v0.0.1 released
 * TODO: phase support
 *
 * Revision 1.1.1.1  2004/07/07 16:24:13  Lu Mu
 * Created
 *
 *
 */