708 lines
23 KiB
C++
708 lines
23 KiB
C++
/*************************************************************************
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*
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* $RCSfile: hyphdsp.cxx,v $
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*
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* $Revision: 1.10 $
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*
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* last change: $Author: tl $ $Date: 2001-07-04 13:27:09 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#include <cppuhelper/factory.hxx> // helper for factories
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#include <com/sun/star/registry/XRegistryKey.hpp>
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#ifndef _COM_SUN_STAR_LINGUISTIC2_XSEARCHABLEDICTIONARYLIST_HPP_
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#include <com/sun/star/linguistic2/XSearchableDictionaryList.hpp>
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#endif
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#ifndef _COM_SUN_STAR_LINGUISTIC2_XHYPHENATEDWORD_HPP_
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#include <com/sun/star/linguistic2/XHyphenatedWord.hpp>
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#endif
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#ifndef _RTL_USTRBUF_HXX_
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#include <rtl/ustrbuf.hxx>
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#endif
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#ifndef _LANG_HXX //autogen wg. LANGUAGE_ENGLISH_US
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#include <tools/lang.hxx>
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#endif
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#ifndef _ISOLANG_HXX
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#include <tools/isolang.hxx>
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#endif
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#ifndef _TOOLS_DEBUG_HXX //autogen wg. DBG_ASSERT
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#include <tools/debug.hxx>
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#endif
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#ifndef _SVTOOLS_LNGMISC_HXX_
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#include <svtools/lngmisc.hxx>
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#endif
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#ifndef _UNOTOOLS_PROCESSFACTORY_HXX_
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#include <unotools/processfactory.hxx>
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#endif
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#ifndef _OSL_MUTEX_HXX_
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#include <osl/mutex.hxx>
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#endif
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#include "hyphdsp.hxx"
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#include "hyphdta.hxx"
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#include "lngprops.hxx"
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#include "lngsvcmgr.hxx"
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using namespace utl;
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using namespace osl;
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using namespace rtl;
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using namespace com::sun::star;
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using namespace com::sun::star::beans;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::linguistic2;
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using namespace linguistic;
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///////////////////////////////////////////////////////////////////////////
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LangSvcEntry_Hyph::~LangSvcEntry_Hyph()
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{
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}
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LangSvcEntry_Hyph::LangSvcEntry_Hyph( const ::rtl::OUString &rSvcImplName ) :
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aSvcImplName( rSvcImplName )
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{
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}
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///////////////////////////////////////////////////////////////////////////
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HyphenatorDispatcher::HyphenatorDispatcher( LngSvcMgr &rLngSvcMgr ) :
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rMgr (rLngSvcMgr)
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{
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}
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HyphenatorDispatcher::~HyphenatorDispatcher()
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{
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ClearSvcList();
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}
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void HyphenatorDispatcher::ClearSvcList()
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{
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// release memory for each table entry
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LangSvcEntry_Hyph *pItem = aSvcList.First();
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while (pItem)
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{
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LangSvcEntry_Hyph *pTmp = pItem;
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pItem = aSvcList.Next();
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delete pTmp;
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}
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}
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Reference<XHyphenatedWord> HyphenatorDispatcher::buildHyphWord(
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const Reference<XDictionaryEntry> &xEntry,
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INT16 nLang, INT16 nMaxLeading )
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference< XHyphenatedWord > xRes;
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if (xEntry.is())
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{
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OUString aText( xEntry->getDictionaryWord() );
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INT32 nTextLen = aText.getLength();
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// trailing '=' means "hyphenation should not be possible"
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if (nTextLen > 0 && aText[ nTextLen - 1 ] != '=')
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{
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INT16 nHyphenationPos = -1;
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OUStringBuffer aTmp( nTextLen );
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BOOL bSkip = FALSE;
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INT32 nHyphIdx = -1;
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INT32 nLeading = 0;
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for (INT32 i = 0; i < nTextLen; i++)
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{
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sal_Unicode cTmp = aText[i];
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if (cTmp != '=')
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{
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aTmp.append( cTmp );
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nLeading++;
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bSkip = FALSE;
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nHyphIdx++;
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}
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else
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{
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if (!bSkip && nHyphIdx >= 0)
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{
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if (nLeading <= nMaxLeading)
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nHyphenationPos = (INT16) nHyphIdx;
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}
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bSkip = TRUE; //! multiple '=' should count as one only
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}
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}
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if (nHyphenationPos > 0)
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{
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aText = aTmp.makeStringAndClear();
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xRes = new HyphenatedWord( aText, nLang, nHyphenationPos,
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aText, nHyphenationPos );
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}
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}
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}
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return xRes;
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}
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Reference< XPossibleHyphens > HyphenatorDispatcher::buildPossHyphens(
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const Reference< XDictionaryEntry > &xEntry, INT16 nLanguage )
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference<XPossibleHyphens> xRes;
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if (xEntry.is())
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{
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// text with hyphenation info
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OUString aText( xEntry->getDictionaryWord() );
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INT32 nTextLen = aText.getLength();
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// trailing '=' means "hyphenation should not be possible"
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if (nTextLen > 0 && aText[ nTextLen - 1 ] != '=')
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{
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// sequence to hold hyphenation positions
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Sequence< INT16 > aHyphPos( nTextLen );
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INT16 *pPos = aHyphPos.getArray();
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INT32 nHyphCount = 0;
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OUStringBuffer aTmp( nTextLen );
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BOOL bSkip = FALSE;
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INT32 nHyphIdx = -1;
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for (INT32 i = 0; i < nTextLen; i++)
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{
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sal_Unicode cTmp = aText[i];
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if (cTmp != '=')
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{
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aTmp.append( cTmp );
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bSkip = FALSE;
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nHyphIdx++;
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}
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else
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{
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if (!bSkip && nHyphIdx >= 0)
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pPos[ nHyphCount++ ] = (INT16) nHyphIdx;
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bSkip = TRUE; //! multiple '=' should count as one only
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}
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}
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// ignore (multiple) trailing '='
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if (bSkip && nHyphIdx >= 0)
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{
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nHyphCount--;
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}
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DBG_ASSERT( nHyphCount >= 0, "lng : invalid hyphenation count");
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if (nHyphCount > 0)
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{
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aHyphPos.realloc( nHyphCount );
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xRes = new PossibleHyphens( aTmp.makeStringAndClear(), nLanguage,
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aText, aHyphPos );
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}
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}
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}
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return xRes;
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}
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Sequence< Locale > SAL_CALL HyphenatorDispatcher::getLocales()
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throw(RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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ULONG nCnt = aSvcList.Count();
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Sequence< Locale > aLocales( nCnt );
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Locale *pItem = aLocales.getArray();
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LangSvcEntry_Hyph *pEntry = aSvcList.First();
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for (ULONG i = 0; i < nCnt; i++)
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{
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DBG_ASSERT( pEntry, "lng : pEntry is NULL pointer" );
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pItem[i] = CreateLocale( (LanguageType) aSvcList.GetKey( pEntry ) );
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pEntry = aSvcList.Next();
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}
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return aLocales;
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}
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BOOL SAL_CALL HyphenatorDispatcher::hasLocale(const Locale& rLocale)
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throw(RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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return 0 != aSvcList.Get( LocaleToLanguage( rLocale ) );
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}
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Reference< XHyphenatedWord > SAL_CALL
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HyphenatorDispatcher::hyphenate(
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const OUString& rWord, const Locale& rLocale, sal_Int16 nMaxLeading,
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const PropertyValues& rProperties )
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throw(IllegalArgumentException, RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference< XHyphenatedWord > xRes;
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INT16 nLanguage = LocaleToLanguage( rLocale );
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if (nLanguage == LANGUAGE_NONE || !rWord.getLength())
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return xRes;
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// search for entry with that language
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LangSvcEntry_Hyph *pEntry = aSvcList.Get( nLanguage );
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BOOL bWordModified = FALSE;
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if (!pEntry)
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{
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#ifdef LINGU_EXCEPTIONS
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throw IllegalArgumentException();
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#endif
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}
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else
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{
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// allow only hyphenation positions to the left of the
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// first soft-hyphen
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INT32 nFistSoftHyphenPos = rWord.indexOf( SVT_SOFT_HYPHEN );
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if (nFistSoftHyphenPos >= 0 && nFistSoftHyphenPos <= nMaxLeading)
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return xRes;
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OUString aChkWord( rWord );
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bWordModified |= RemoveHyphens( aChkWord );
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if (IsIgnoreControlChars( rProperties, GetPropSet() ))
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bWordModified |= RemoveControlChars( aChkWord );
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INT16 nChkMaxLeading = (INT16) GetPosInWordToCheck( rWord, nMaxLeading );
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// check for results from (positive) dictionaries which have precedence!
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Reference< XDictionaryEntry > xEntry;
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if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
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{
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xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
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TRUE, FALSE );
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}
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if (xEntry.is())
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{
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xRes = buildHyphWord( xEntry, nLanguage, nChkMaxLeading );
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}
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else
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{
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INT32 nLen = pEntry->aSvcImplName.getLength() ? 1 : 0;
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DBG_ASSERT( pEntry->aFlags.nLastTriedSvcIndex < nLen,
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"lng : index out of range");
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INT32 i = 0;
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Reference< XHyphenator > &rHyph = pEntry->aSvcRef;
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// try already instantiated service
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if (i <= pEntry->aFlags.nLastTriedSvcIndex)
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{
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if (rHyph.is() && rHyph->hasLocale( rLocale ))
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xRes = rHyph->hyphenate( aChkWord, rLocale, nChkMaxLeading,
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rProperties );
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++i;
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}
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else if (pEntry->aFlags.nLastTriedSvcIndex < nLen - 1)
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// instantiate services and try it
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{
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Reference< XMultiServiceFactory > xMgr( getProcessServiceFactory() );
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if (xMgr.is())
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{
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// build service initialization argument
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Sequence< Any > aArgs(2);
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aArgs.getArray()[0] <<= GetPropSet();
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//! The dispatcher searches the dictionary-list
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//! thus the service needs not to now about it
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//aArgs.getArray()[1] <<= GetDicList();
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// create specific service via it's implementation name
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Reference< XHyphenator > xHyph(
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xMgr->createInstanceWithArguments(
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pEntry->aSvcImplName, aArgs ),
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UNO_QUERY );
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rHyph = xHyph;
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Reference< XLinguServiceEventBroadcaster >
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xBroadcaster( xHyph, UNO_QUERY );
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if (xBroadcaster.is())
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rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
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if (rHyph.is() && rHyph->hasLocale( rLocale ))
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xRes = rHyph->hyphenate( aChkWord, rLocale, nChkMaxLeading,
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rProperties );
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pEntry->aFlags.nLastTriedSvcIndex = (INT16) i;
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++i;
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// if language is not supported by the services
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// remove it from the list.
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if (rHyph.is() && !rHyph->hasLocale( rLocale ))
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aSvcList.Remove( nLanguage );
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}
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}
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} // if (xEntry.is())
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}
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if (bWordModified && xRes.is())
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xRes = RebuildHyphensAndControlChars( rWord, xRes );
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if (xRes.is() && xRes->getWord() != rWord)
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{
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xRes = new HyphenatedWord( rWord, nLanguage, xRes->getHyphenationPos(),
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xRes->getHyphenatedWord(),
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xRes->getHyphenPos() );
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}
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return xRes;
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}
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Reference< XHyphenatedWord > SAL_CALL
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HyphenatorDispatcher::queryAlternativeSpelling(
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const OUString& rWord, const Locale& rLocale, sal_Int16 nIndex,
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const PropertyValues& rProperties )
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throw(IllegalArgumentException, RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference< XHyphenatedWord > xRes;
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INT16 nLanguage = LocaleToLanguage( rLocale );
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if (nLanguage == LANGUAGE_NONE || !rWord.getLength())
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return xRes;
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// search for entry with that language
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LangSvcEntry_Hyph *pEntry = aSvcList.Get( nLanguage );
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BOOL bWordModified = FALSE;
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if (!pEntry)
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{
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#ifdef LINGU_EXCEPTIONS
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throw IllegalArgumentException();
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#endif
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}
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else
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{
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OUString aChkWord( rWord );
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bWordModified |= RemoveHyphens( aChkWord );
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if (IsIgnoreControlChars( rProperties, GetPropSet() ))
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bWordModified |= RemoveControlChars( aChkWord );
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INT16 nChkIndex = (INT16) GetPosInWordToCheck( rWord, nIndex );
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// check for results from (positive) dictionaries which have precedence!
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Reference< XDictionaryEntry > xEntry;
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if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
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{
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xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
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TRUE, FALSE );
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}
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if (xEntry.is())
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{
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//! alternative spellings not yet supported by dictionaries
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}
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else
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{
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INT32 nLen = pEntry->aSvcImplName.getLength() ? 1 : 0;
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DBG_ASSERT( pEntry->aFlags.nLastTriedSvcIndex < nLen,
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"lng : index out of range");
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INT32 i = 0;
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Reference< XHyphenator > &rHyph = pEntry->aSvcRef;
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// try already instantiated service
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if (i <= pEntry->aFlags.nLastTriedSvcIndex)
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{
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if (rHyph.is() && rHyph->hasLocale( rLocale ))
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xRes = rHyph->queryAlternativeSpelling( aChkWord, rLocale,
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nChkIndex, rProperties );
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++i;
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}
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else if (pEntry->aFlags.nLastTriedSvcIndex < nLen - 1)
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// instantiate services and try it
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{
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Reference< XMultiServiceFactory > xMgr( getProcessServiceFactory() );
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if (xMgr.is())
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{
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// build service initialization argument
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Sequence< Any > aArgs(2);
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aArgs.getArray()[0] <<= GetPropSet();
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//! The dispatcher searches the dictionary-list
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//! thus the service needs not to now about it
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//aArgs.getArray()[1] <<= GetDicList();
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// create specific service via it's implementation name
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Reference< XHyphenator > xHyph(
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xMgr->createInstanceWithArguments(
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pEntry->aSvcImplName, aArgs ),
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UNO_QUERY );
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rHyph = xHyph;
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Reference< XLinguServiceEventBroadcaster >
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xBroadcaster( xHyph, UNO_QUERY );
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if (xBroadcaster.is())
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rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
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if (rHyph.is() && rHyph->hasLocale( rLocale ))
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xRes = rHyph->queryAlternativeSpelling( aChkWord, rLocale,
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nChkIndex, rProperties );
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pEntry->aFlags.nLastTriedSvcIndex = (INT16) i;
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++i;
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// if language is not supported by the services
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// remove it from the list.
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if (rHyph.is() && !rHyph->hasLocale( rLocale ))
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aSvcList.Remove( nLanguage );
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}
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}
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} // if (xEntry.is())
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}
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if (bWordModified && xRes.is())
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xRes = RebuildHyphensAndControlChars( rWord, xRes );
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if (xRes.is() && xRes->getWord() != rWord)
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{
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xRes = new HyphenatedWord( rWord, nLanguage, xRes->getHyphenationPos(),
|
|
xRes->getHyphenatedWord(),
|
|
xRes->getHyphenPos() );
|
|
}
|
|
|
|
return xRes;
|
|
}
|
|
|
|
|
|
Reference< XPossibleHyphens > SAL_CALL
|
|
HyphenatorDispatcher::createPossibleHyphens(
|
|
const OUString& rWord, const Locale& rLocale,
|
|
const PropertyValues& rProperties )
|
|
throw(IllegalArgumentException, RuntimeException)
|
|
{
|
|
MutexGuard aGuard( GetLinguMutex() );
|
|
|
|
Reference< XPossibleHyphens > xRes;
|
|
|
|
INT16 nLanguage = LocaleToLanguage( rLocale );
|
|
if (nLanguage == LANGUAGE_NONE || !rWord.getLength())
|
|
return xRes;
|
|
|
|
// search for entry with that language
|
|
LangSvcEntry_Hyph *pEntry = aSvcList.Get( nLanguage );
|
|
|
|
if (!pEntry)
|
|
{
|
|
#ifdef LINGU_EXCEPTIONS
|
|
throw IllegalArgumentException();
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
OUString aChkWord( rWord );
|
|
RemoveHyphens( aChkWord );
|
|
if (IsIgnoreControlChars( rProperties, GetPropSet() ))
|
|
RemoveControlChars( aChkWord );
|
|
|
|
// check for results from (positive) dictionaries which have precedence!
|
|
Reference< XDictionaryEntry > xEntry;
|
|
|
|
if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
|
|
{
|
|
xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
|
|
TRUE, FALSE );
|
|
}
|
|
|
|
if (xEntry.is())
|
|
{
|
|
xRes = buildPossHyphens( xEntry, nLanguage );
|
|
}
|
|
else
|
|
{
|
|
INT32 nLen = pEntry->aSvcImplName.getLength() ? 1 : 0;
|
|
DBG_ASSERT( pEntry->aFlags.nLastTriedSvcIndex < nLen,
|
|
"lng : index out of range");
|
|
|
|
INT32 i = 0;
|
|
Reference< XHyphenator > &rHyph = pEntry->aSvcRef;
|
|
|
|
// try already instantiated service
|
|
if (i <= pEntry->aFlags.nLastTriedSvcIndex)
|
|
{
|
|
if (rHyph.is() && rHyph->hasLocale( rLocale ))
|
|
xRes = rHyph->createPossibleHyphens( aChkWord, rLocale,
|
|
rProperties );
|
|
++i;
|
|
}
|
|
else if (pEntry->aFlags.nLastTriedSvcIndex < nLen - 1)
|
|
// instantiate services and try it
|
|
{
|
|
Reference< XMultiServiceFactory > xMgr( getProcessServiceFactory() );
|
|
if (xMgr.is())
|
|
{
|
|
// build service initialization argument
|
|
Sequence< Any > aArgs(2);
|
|
aArgs.getArray()[0] <<= GetPropSet();
|
|
//! The dispatcher searches the dictionary-list
|
|
//! thus the service needs not to now about it
|
|
//aArgs.getArray()[1] <<= GetDicList();
|
|
|
|
// create specific service via it's implementation name
|
|
Reference< XHyphenator > xHyph(
|
|
xMgr->createInstanceWithArguments(
|
|
pEntry->aSvcImplName, aArgs ),
|
|
UNO_QUERY );
|
|
rHyph = xHyph;
|
|
|
|
Reference< XLinguServiceEventBroadcaster >
|
|
xBroadcaster( xHyph, UNO_QUERY );
|
|
if (xBroadcaster.is())
|
|
rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
|
|
|
|
if (rHyph.is() && rHyph->hasLocale( rLocale ))
|
|
xRes = rHyph->createPossibleHyphens( aChkWord, rLocale,
|
|
rProperties );
|
|
|
|
pEntry->aFlags.nLastTriedSvcIndex = (INT16) i;
|
|
++i;
|
|
|
|
// if language is not supported by the services
|
|
// remove it from the list.
|
|
if (rHyph.is() && !rHyph->hasLocale( rLocale ))
|
|
aSvcList.Remove( nLanguage );
|
|
}
|
|
}
|
|
} // if (xEntry.is())
|
|
}
|
|
|
|
if (xRes.is() && xRes->getWord() != rWord)
|
|
{
|
|
xRes = new PossibleHyphens( rWord, nLanguage,
|
|
xRes->getPossibleHyphens(),
|
|
xRes->getHyphenationPositions() );
|
|
}
|
|
|
|
return xRes;
|
|
}
|
|
|
|
|
|
void HyphenatorDispatcher::SetServiceList( const Locale &rLocale,
|
|
const Sequence< OUString > &rSvcImplNames )
|
|
{
|
|
MutexGuard aGuard( GetLinguMutex() );
|
|
|
|
INT16 nLanguage = LocaleToLanguage( rLocale );
|
|
|
|
INT32 nLen = rSvcImplNames.getLength();
|
|
DBG_ASSERT( nLen <= 1, "unexpected size of sequence" );
|
|
|
|
if (0 == nLen)
|
|
// remove entry
|
|
aSvcList.Remove( nLanguage );
|
|
else
|
|
{
|
|
// modify/add entry
|
|
LangSvcEntry_Hyph *pEntry = aSvcList.Get( nLanguage );
|
|
const OUString &rSvcImplName = rSvcImplNames.getConstArray()[0];
|
|
if (pEntry)
|
|
{
|
|
pEntry->aSvcImplName = rSvcImplName;
|
|
pEntry->aSvcRef = NULL;
|
|
pEntry->aFlags = SvcFlags();
|
|
}
|
|
else
|
|
{
|
|
pEntry = new LangSvcEntry_Hyph( rSvcImplName );
|
|
aSvcList.Insert( nLanguage, pEntry );
|
|
DBG_ASSERT( aSvcList.Get( nLanguage ), "lng : Insert failed" );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
Sequence< OUString >
|
|
HyphenatorDispatcher::GetServiceList( const Locale &rLocale ) const
|
|
{
|
|
MutexGuard aGuard( GetLinguMutex() );
|
|
|
|
Sequence< OUString > aRes(1);
|
|
|
|
// search for entry with that language and use data from that
|
|
INT16 nLanguage = LocaleToLanguage( rLocale );
|
|
HyphenatorDispatcher *pThis = (HyphenatorDispatcher *) this;
|
|
const LangSvcEntry_Hyph *pEntry = pThis->aSvcList.Get( nLanguage );
|
|
if (pEntry)
|
|
aRes.getArray()[0] = pEntry->aSvcImplName;
|
|
else
|
|
aRes.realloc(0);
|
|
|
|
return aRes;
|
|
}
|
|
|
|
|
|
HyphenatorDispatcher::DspType
|
|
HyphenatorDispatcher::GetDspType() const
|
|
{
|
|
return DSP_HYPH;
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|