xref: /AOO41X/main/linguistic/source/hyphdsp.cxx (revision 3b8558fd12b4776aa3c54a9fb2322537ca2a5e4c)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_linguistic.hxx"
26 
27 
28 #include <cppuhelper/factory.hxx>   // helper for factories
29 #include <com/sun/star/registry/XRegistryKey.hpp>
30 #include <com/sun/star/linguistic2/XSearchableDictionaryList.hpp>
31 #include <com/sun/star/linguistic2/XHyphenatedWord.hpp>
32 #include <rtl/ustrbuf.hxx>
33 #include <i18npool/lang.h>
34 #include <unotools/localedatawrapper.hxx>
35 #include <tools/debug.hxx>
36 #include <svl/lngmisc.hxx>
37 #include <unotools/processfactory.hxx>
38 #include <osl/mutex.hxx>
39 
40 #include "hyphdsp.hxx"
41 #include "linguistic/hyphdta.hxx"
42 #include "linguistic/lngprops.hxx"
43 #include "lngsvcmgr.hxx"
44 
45 
46 using namespace utl;
47 using namespace osl;
48 using namespace rtl;
49 using namespace com::sun::star;
50 using namespace com::sun::star::beans;
51 using namespace com::sun::star::lang;
52 using namespace com::sun::star::uno;
53 using namespace com::sun::star::linguistic2;
54 using namespace linguistic;
55 
56 ///////////////////////////////////////////////////////////////////////////
57 
HyphenatorDispatcher(LngSvcMgr & rLngSvcMgr)58 HyphenatorDispatcher::HyphenatorDispatcher( LngSvcMgr &rLngSvcMgr ) :
59     rMgr    (rLngSvcMgr)
60 {
61 }
62 
63 
~HyphenatorDispatcher()64 HyphenatorDispatcher::~HyphenatorDispatcher()
65 {
66     ClearSvcList();
67 }
68 
69 
ClearSvcList()70 void HyphenatorDispatcher::ClearSvcList()
71 {
72     // release memory for each table entry
73     HyphSvcByLangMap_t aTmp;
74     aSvcMap.swap( aTmp );
75 }
76 
77 
buildHyphWord(const OUString rOrigWord,const Reference<XDictionaryEntry> & xEntry,sal_Int16 nLang,sal_Int16 nMaxLeading)78 Reference<XHyphenatedWord>  HyphenatorDispatcher::buildHyphWord(
79             const OUString rOrigWord,
80             const Reference<XDictionaryEntry> &xEntry,
81             sal_Int16 nLang, sal_Int16 nMaxLeading )
82 {
83     MutexGuard  aGuard( GetLinguMutex() );
84 
85     Reference< XHyphenatedWord > xRes;
86 
87     if (xEntry.is())
88     {
89         OUString aText( xEntry->getDictionaryWord() );
90         sal_Int32 nTextLen = aText.getLength();
91 
92         // trailing '=' means "hyphenation should not be possible"
93         if (nTextLen > 0  &&  aText[ nTextLen - 1 ] != '=')
94         {
95             sal_Int16 nHyphenationPos = -1;
96 
97             OUStringBuffer aTmp( nTextLen );
98             sal_Bool  bSkip = sal_False;
99             sal_Int32 nHyphIdx = -1;
100             sal_Int32 nLeading = 0;
101             for (sal_Int32 i = 0;  i < nTextLen;  i++)
102             {
103                 sal_Unicode cTmp = aText[i];
104                 if (cTmp != '=')
105                 {
106                     aTmp.append( cTmp );
107                     nLeading++;
108                     bSkip = sal_False;
109                     nHyphIdx++;
110                 }
111                 else
112                 {
113                     if (!bSkip  &&  nHyphIdx >= 0)
114                     {
115                         if (nLeading <= nMaxLeading)
116                             nHyphenationPos = (sal_Int16) nHyphIdx;
117                     }
118                     bSkip = sal_True;   //! multiple '=' should count as one only
119                 }
120             }
121 
122             if (nHyphenationPos > 0)
123             {
124                 aText = aTmp.makeStringAndClear();
125 
126 #if OSL_DEBUG_LEVEL > 1
127                 {
128                     if (aText != rOrigWord)
129                     {
130                         // both words should only differ by a having a trailing '.'
131                         // character or not...
132                         OUString aShorter, aLonger;
133                         if (aText.getLength() <= rOrigWord.getLength())
134                         {
135                             aShorter = aText;
136                             aLonger  = rOrigWord;
137                         }
138                         else
139                         {
140                             aShorter = rOrigWord;
141                             aLonger  = aText;
142                         }
143                         xub_StrLen nS = sal::static_int_cast< xub_StrLen >( aShorter.getLength() );
144                         xub_StrLen nL = sal::static_int_cast< xub_StrLen >( aLonger.getLength() );
145                         if (nS > 0 && nL > 0)
146                         {
147                             DBG_ASSERT( (nS + 1 == nL) && aLonger[nL-1] == (sal_Unicode) '.',
148                                 "HyphenatorDispatcher::buildHyphWord: unexpected difference between words!" );
149                         }
150                     }
151                 }
152 #endif
153                 //! take care of #i22591#
154                 aText = rOrigWord;
155 
156                 DBG_ASSERT( aText == rOrigWord, "failed to " );
157                 xRes = new HyphenatedWord( aText, nLang, nHyphenationPos,
158                                 aText, nHyphenationPos );
159             }
160         }
161     }
162 
163     return xRes;
164 }
165 
166 
buildPossHyphens(const Reference<XDictionaryEntry> & xEntry,sal_Int16 nLanguage)167 Reference< XPossibleHyphens > HyphenatorDispatcher::buildPossHyphens(
168             const Reference< XDictionaryEntry > &xEntry, sal_Int16 nLanguage )
169 {
170     MutexGuard  aGuard( GetLinguMutex() );
171 
172     Reference<XPossibleHyphens> xRes;
173 
174     if (xEntry.is())
175     {
176         // text with hyphenation info
177         OUString aText( xEntry->getDictionaryWord() );
178         sal_Int32 nTextLen = aText.getLength();
179 
180         // trailing '=' means "hyphenation should not be possible"
181         if (nTextLen > 0  &&  aText[ nTextLen - 1 ] != '=')
182         {
183             // sequence to hold hyphenation positions
184             Sequence< sal_Int16 > aHyphPos( nTextLen );
185             sal_Int16 *pPos = aHyphPos.getArray();
186             sal_Int32 nHyphCount = 0;
187 
188             OUStringBuffer aTmp( nTextLen );
189             sal_Bool  bSkip = sal_False;
190             sal_Int32 nHyphIdx = -1;
191             for (sal_Int32 i = 0;  i < nTextLen;  i++)
192             {
193                 sal_Unicode cTmp = aText[i];
194                 if (cTmp != '=')
195                 {
196                     aTmp.append( cTmp );
197                     bSkip = sal_False;
198                     nHyphIdx++;
199                 }
200                 else
201                 {
202                     if (!bSkip  &&  nHyphIdx >= 0)
203                         pPos[ nHyphCount++ ] = (sal_Int16) nHyphIdx;
204                     bSkip = sal_True;   //! multiple '=' should count as one only
205                 }
206             }
207 
208             // ignore (multiple) trailing '='
209             if (bSkip  &&  nHyphIdx >= 0)
210             {
211                 nHyphCount--;
212             }
213             DBG_ASSERT( nHyphCount >= 0, "lng : invalid hyphenation count");
214 
215             if (nHyphCount > 0)
216             {
217                 aHyphPos.realloc( nHyphCount );
218                 xRes = new PossibleHyphens( aTmp.makeStringAndClear(), nLanguage,
219                                 aText, aHyphPos );
220             }
221         }
222     }
223 
224     return xRes;
225 }
226 
227 
getLocales()228 Sequence< Locale > SAL_CALL HyphenatorDispatcher::getLocales()
229         throw(RuntimeException)
230 {
231     MutexGuard  aGuard( GetLinguMutex() );
232 
233     Sequence< Locale > aLocales( static_cast< sal_Int32 >(aSvcMap.size()) );
234     Locale *pLocales = aLocales.getArray();
235     HyphSvcByLangMap_t::const_iterator aIt;
236     for (aIt = aSvcMap.begin();  aIt != aSvcMap.end();  ++aIt)
237     {
238         *pLocales++ = CreateLocale( aIt->first );
239     }
240     return aLocales;
241 }
242 
243 
hasLocale(const Locale & rLocale)244 sal_Bool SAL_CALL HyphenatorDispatcher::hasLocale(const Locale& rLocale)
245         throw(RuntimeException)
246 {
247     MutexGuard  aGuard( GetLinguMutex() );
248     HyphSvcByLangMap_t::const_iterator aIt( aSvcMap.find( LocaleToLanguage( rLocale ) ) );
249     return aIt != aSvcMap.end();
250 }
251 
252 
253 Reference< XHyphenatedWord > SAL_CALL
hyphenate(const OUString & rWord,const Locale & rLocale,sal_Int16 nMaxLeading,const PropertyValues & rProperties)254     HyphenatorDispatcher::hyphenate(
255             const OUString& rWord, const Locale& rLocale, sal_Int16 nMaxLeading,
256             const PropertyValues& rProperties )
257         throw(IllegalArgumentException, RuntimeException)
258 {
259     MutexGuard  aGuard( GetLinguMutex() );
260 
261     Reference< XHyphenatedWord >    xRes;
262 
263     sal_Int32 nWordLen = rWord.getLength();
264     sal_Int16 nLanguage = LocaleToLanguage( rLocale );
265     if (nLanguage == LANGUAGE_NONE  || !nWordLen ||
266         nMaxLeading == 0 || nMaxLeading == nWordLen)
267         return xRes;
268 
269     // search for entry with that language
270     HyphSvcByLangMap_t::iterator    aIt( aSvcMap.find( nLanguage ) );
271     LangSvcEntries_Hyph     *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
272 
273     sal_Bool bWordModified = sal_False;
274     if (!pEntry || (nMaxLeading < 0 || nMaxLeading > nWordLen))
275     {
276 #ifdef LINGU_EXCEPTIONS
277         throw IllegalArgumentException();
278 #else
279         return NULL;
280 #endif
281     }
282     else
283     {
284         OUString aChkWord( rWord );
285 
286         // replace typographical apostroph by ascii apostroph
287         String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
288         DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
289         if (aSingleQuote.Len())
290             aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
291 
292         bWordModified |= RemoveHyphens( aChkWord );
293         if (IsIgnoreControlChars( rProperties, GetPropSet() ))
294             bWordModified |= RemoveControlChars( aChkWord );
295         sal_Int16 nChkMaxLeading = (sal_Int16) GetPosInWordToCheck( rWord, nMaxLeading );
296 
297         // check for results from (positive) dictionaries which have precedence!
298         Reference< XDictionaryEntry > xEntry;
299 
300         if (GetDicList().is()  &&  IsUseDicList( rProperties, GetPropSet() ))
301         {
302             xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
303                         sal_True, sal_False );
304         }
305 
306         if (xEntry.is())
307         {
308             //! because queryDictionaryEntry (in the end DictionaryNeo::getEntry)
309             //! does not distinguish betwee "XYZ" and "XYZ." in order to avoid
310             //! to require them as different entry we have to supply the
311             //! original word here as well so it can be used in th result
312             //! otherwise a strange effect may occur (see #i22591#)
313             xRes = buildHyphWord( rWord, xEntry, nLanguage, nChkMaxLeading );
314         }
315         else
316         {
317             sal_Int32 nLen = pEntry->aSvcImplNames.getLength() > 0 ? 1 : 0;
318             DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
319                     "lng : index out of range");
320 
321             sal_Int32 i = 0;
322             Reference< XHyphenator > xHyph;
323             if (pEntry->aSvcRefs.getLength() > 0)
324                 xHyph = pEntry->aSvcRefs[0];
325 
326             // try already instantiated service
327             if (i <= pEntry->nLastTriedSvcIndex)
328             {
329                 if (xHyph.is()  &&  xHyph->hasLocale( rLocale ))
330                     xRes = xHyph->hyphenate( aChkWord, rLocale, nChkMaxLeading,
331                                             rProperties );
332                 ++i;
333             }
334             else if (pEntry->nLastTriedSvcIndex < nLen - 1)
335             // instantiate services and try it
336             {
337 //                const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray();
338                 Reference< XHyphenator > *pRef = pEntry->aSvcRefs.getArray();
339 
340                 Reference< XMultiServiceFactory >  xMgr( getProcessServiceFactory() );
341                 if (xMgr.is())
342                 {
343                     // build service initialization argument
344                     Sequence< Any > aArgs(2);
345                     aArgs.getArray()[0] <<= GetPropSet();
346                     //! The dispatcher searches the dictionary-list
347                     //! thus the service needs not to now about it
348                     //aArgs.getArray()[1] <<= GetDicList();
349 
350                     // create specific service via it's implementation name
351                     try
352                     {
353                         xHyph = Reference< XHyphenator >(
354                                 xMgr->createInstanceWithArguments(
355                                 pEntry->aSvcImplNames[0], aArgs ), UNO_QUERY );
356                     }
357                     catch (uno::Exception &)
358                     {
359                         DBG_ASSERT( 0, "createInstanceWithArguments failed" );
360                     }
361                     pRef [i] = xHyph;
362 
363                     Reference< XLinguServiceEventBroadcaster >
364                             xBroadcaster( xHyph, UNO_QUERY );
365                     if (xBroadcaster.is())
366                         rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
367 
368                     if (xHyph.is()  &&  xHyph->hasLocale( rLocale ))
369                         xRes = xHyph->hyphenate( aChkWord, rLocale, nChkMaxLeading,
370                                                 rProperties );
371 
372                     pEntry->nLastTriedSvcIndex = (sal_Int16) i;
373                     ++i;
374 
375                     // if language is not supported by the services
376                     // remove it from the list.
377                     if (xHyph.is()  &&  !xHyph->hasLocale( rLocale ))
378                         aSvcMap.erase( nLanguage );
379                 }
380             }
381         }   // if (xEntry.is())
382     }
383 
384     if (bWordModified  &&  xRes.is())
385         xRes = RebuildHyphensAndControlChars( rWord, xRes );
386 
387     if (xRes.is()  &&  xRes->getWord() != rWord)
388     {
389         xRes = new HyphenatedWord( rWord, nLanguage, xRes->getHyphenationPos(),
390                                    xRes->getHyphenatedWord(),
391                                    xRes->getHyphenPos() );
392     }
393 
394     return xRes;
395 }
396 
397 
398 Reference< XHyphenatedWord > SAL_CALL
queryAlternativeSpelling(const OUString & rWord,const Locale & rLocale,sal_Int16 nIndex,const PropertyValues & rProperties)399     HyphenatorDispatcher::queryAlternativeSpelling(
400             const OUString& rWord, const Locale& rLocale, sal_Int16 nIndex,
401             const PropertyValues& rProperties )
402         throw(IllegalArgumentException, RuntimeException)
403 {
404     MutexGuard  aGuard( GetLinguMutex() );
405 
406     Reference< XHyphenatedWord >    xRes;
407 
408     sal_Int32 nWordLen = rWord.getLength();
409     sal_Int16 nLanguage = LocaleToLanguage( rLocale );
410     if (nLanguage == LANGUAGE_NONE  || !nWordLen)
411         return xRes;
412 
413     // search for entry with that language
414     HyphSvcByLangMap_t::iterator    aIt( aSvcMap.find( nLanguage ) );
415     LangSvcEntries_Hyph     *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
416 
417     sal_Bool bWordModified = sal_False;
418     if (!pEntry || !(0 <= nIndex && nIndex <= nWordLen - 2))
419     {
420 #ifdef LINGU_EXCEPTIONS
421         throw IllegalArgumentException();
422 #else
423         return NULL;
424 #endif
425     }
426     else
427     {
428         OUString aChkWord( rWord );
429 
430         // replace typographical apostroph by ascii apostroph
431         String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
432         DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
433         if (aSingleQuote.Len())
434             aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
435 
436         bWordModified |= RemoveHyphens( aChkWord );
437         if (IsIgnoreControlChars( rProperties, GetPropSet() ))
438             bWordModified |= RemoveControlChars( aChkWord );
439         sal_Int16 nChkIndex = (sal_Int16) GetPosInWordToCheck( rWord, nIndex );
440 
441         // check for results from (positive) dictionaries which have precedence!
442         Reference< XDictionaryEntry > xEntry;
443 
444         if (GetDicList().is()  &&  IsUseDicList( rProperties, GetPropSet() ))
445         {
446             xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
447                         sal_True, sal_False );
448         }
449 
450         if (xEntry.is())
451         {
452             //! alternative spellings not yet supported by dictionaries
453         }
454         else
455         {
456             sal_Int32 nLen = pEntry->aSvcImplNames.getLength() > 0 ? 1 : 0;
457             DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
458                     "lng : index out of range");
459 
460             sal_Int32 i = 0;
461             Reference< XHyphenator > xHyph;
462             if (pEntry->aSvcRefs.getLength() > 0)
463                 xHyph = pEntry->aSvcRefs[0];
464 
465             // try already instantiated service
466             if (i <= pEntry->nLastTriedSvcIndex)
467             {
468                 if (xHyph.is()  &&  xHyph->hasLocale( rLocale ))
469                     xRes = xHyph->queryAlternativeSpelling( aChkWord, rLocale,
470                                 nChkIndex, rProperties );
471                 ++i;
472             }
473             else if (pEntry->nLastTriedSvcIndex < nLen - 1)
474             // instantiate services and try it
475             {
476 //                const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray();
477                 Reference< XHyphenator > *pRef = pEntry->aSvcRefs.getArray();
478 
479                 Reference< XMultiServiceFactory >  xMgr( getProcessServiceFactory() );
480                 if (xMgr.is())
481                 {
482                     // build service initialization argument
483                     Sequence< Any > aArgs(2);
484                     aArgs.getArray()[0] <<= GetPropSet();
485                     //! The dispatcher searches the dictionary-list
486                     //! thus the service needs not to now about it
487                     //aArgs.getArray()[1] <<= GetDicList();
488 
489                     // create specific service via it's implementation name
490                     try
491                     {
492                         xHyph = Reference< XHyphenator >(
493                                 xMgr->createInstanceWithArguments(
494                                 pEntry->aSvcImplNames[0], aArgs ), UNO_QUERY );
495                     }
496                     catch (uno::Exception &)
497                     {
498                         DBG_ASSERT( 0, "createInstanceWithArguments failed" );
499                     }
500                     pRef [i] = xHyph;
501 
502                     Reference< XLinguServiceEventBroadcaster >
503                             xBroadcaster( xHyph, UNO_QUERY );
504                     if (xBroadcaster.is())
505                         rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
506 
507                     if (xHyph.is()  &&  xHyph->hasLocale( rLocale ))
508                         xRes = xHyph->queryAlternativeSpelling( aChkWord, rLocale,
509                                     nChkIndex, rProperties );
510 
511                     pEntry->nLastTriedSvcIndex = (sal_Int16) i;
512                     ++i;
513 
514                     // if language is not supported by the services
515                     // remove it from the list.
516                     if (xHyph.is()  &&  !xHyph->hasLocale( rLocale ))
517                         aSvcMap.erase( nLanguage );
518                 }
519             }
520         }   // if (xEntry.is())
521     }
522 
523     if (bWordModified  &&  xRes.is())
524         xRes = RebuildHyphensAndControlChars( rWord, xRes );
525 
526     if (xRes.is()  &&  xRes->getWord() != rWord)
527     {
528         xRes = new HyphenatedWord( rWord, nLanguage, xRes->getHyphenationPos(),
529                                    xRes->getHyphenatedWord(),
530                                    xRes->getHyphenPos() );
531     }
532 
533     return xRes;
534 }
535 
536 
537 Reference< XPossibleHyphens > SAL_CALL
createPossibleHyphens(const OUString & rWord,const Locale & rLocale,const PropertyValues & rProperties)538     HyphenatorDispatcher::createPossibleHyphens(
539             const OUString& rWord, const Locale& rLocale,
540             const PropertyValues& rProperties )
541         throw(IllegalArgumentException, RuntimeException)
542 {
543     MutexGuard  aGuard( GetLinguMutex() );
544 
545     Reference< XPossibleHyphens >   xRes;
546 
547     sal_Int16 nLanguage = LocaleToLanguage( rLocale );
548     if (nLanguage == LANGUAGE_NONE  || !rWord.getLength())
549         return xRes;
550 
551     // search for entry with that language
552     HyphSvcByLangMap_t::iterator    aIt( aSvcMap.find( nLanguage ) );
553     LangSvcEntries_Hyph     *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
554 
555     if (!pEntry)
556     {
557 #ifdef LINGU_EXCEPTIONS
558         throw IllegalArgumentException();
559 #endif
560     }
561     else
562     {
563         OUString aChkWord( rWord );
564 
565         // replace typographical apostroph by ascii apostroph
566         String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
567         DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
568         if (aSingleQuote.Len())
569             aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
570 
571         RemoveHyphens( aChkWord );
572         if (IsIgnoreControlChars( rProperties, GetPropSet() ))
573             RemoveControlChars( aChkWord );
574 
575         // check for results from (positive) dictionaries which have precedence!
576         Reference< XDictionaryEntry > xEntry;
577 
578         if (GetDicList().is()  &&  IsUseDicList( rProperties, GetPropSet() ))
579         {
580             xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
581                         sal_True, sal_False );
582         }
583 
584         if (xEntry.is())
585         {
586             xRes = buildPossHyphens( xEntry, nLanguage );
587         }
588         else
589         {
590             sal_Int32 nLen = pEntry->aSvcImplNames.getLength() > 0 ? 1 : 0;
591             DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
592                     "lng : index out of range");
593 
594             sal_Int32 i = 0;
595             Reference< XHyphenator > xHyph;
596             if (pEntry->aSvcRefs.getLength() > 0)
597                 xHyph = pEntry->aSvcRefs[0];
598 
599             // try already instantiated service
600             if (i <= pEntry->nLastTriedSvcIndex)
601             {
602                 if (xHyph.is()  &&  xHyph->hasLocale( rLocale ))
603                     xRes = xHyph->createPossibleHyphens( aChkWord, rLocale,
604                                 rProperties );
605                 ++i;
606             }
607             else if (pEntry->nLastTriedSvcIndex < nLen - 1)
608             // instantiate services and try it
609             {
610 //                const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray();
611                 Reference< XHyphenator > *pRef = pEntry->aSvcRefs.getArray();
612 
613                 Reference< XMultiServiceFactory >  xMgr( getProcessServiceFactory() );
614                 if (xMgr.is())
615                 {
616                     // build service initialization argument
617                     Sequence< Any > aArgs(2);
618                     aArgs.getArray()[0] <<= GetPropSet();
619                     //! The dispatcher searches the dictionary-list
620                     //! thus the service needs not to now about it
621                     //aArgs.getArray()[1] <<= GetDicList();
622 
623                     // create specific service via it's implementation name
624                     try
625                     {
626                         xHyph = Reference< XHyphenator >(
627                                 xMgr->createInstanceWithArguments(
628                                 pEntry->aSvcImplNames[0], aArgs ), UNO_QUERY );
629                     }
630                     catch (uno::Exception &)
631                     {
632                         DBG_ASSERT( 0, "createWithArguments failed" );
633                     }
634                     pRef [i] = xHyph;
635 
636                     Reference< XLinguServiceEventBroadcaster >
637                             xBroadcaster( xHyph, UNO_QUERY );
638                     if (xBroadcaster.is())
639                         rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
640 
641                     if (xHyph.is()  &&  xHyph->hasLocale( rLocale ))
642                     xRes = xHyph->createPossibleHyphens( aChkWord, rLocale,
643                                 rProperties );
644 
645                     pEntry->nLastTriedSvcIndex = (sal_Int16) i;
646                     ++i;
647 
648                     // if language is not supported by the services
649                     // remove it from the list.
650                     if (xHyph.is()  &&  !xHyph->hasLocale( rLocale ))
651                         aSvcMap.erase( nLanguage );
652                 }
653             }
654         }   // if (xEntry.is())
655     }
656 
657     if (xRes.is()  &&  xRes->getWord() != rWord)
658     {
659         xRes = new PossibleHyphens( rWord, nLanguage,
660                                     xRes->getPossibleHyphens(),
661                                     xRes->getHyphenationPositions() );
662     }
663 
664     return xRes;
665 }
666 
667 
SetServiceList(const Locale & rLocale,const Sequence<OUString> & rSvcImplNames)668 void HyphenatorDispatcher::SetServiceList( const Locale &rLocale,
669         const Sequence< OUString > &rSvcImplNames )
670 {
671     MutexGuard  aGuard( GetLinguMutex() );
672 
673     sal_Int16 nLanguage = LocaleToLanguage( rLocale );
674 
675     sal_Int32 nLen = rSvcImplNames.getLength();
676     if (0 == nLen)
677         // remove entry
678         aSvcMap.erase( nLanguage );
679     else
680     {
681         // modify/add entry
682         LangSvcEntries_Hyph *pEntry = aSvcMap[ nLanguage ].get();
683         // only one hypenator can be in use for a language...
684         //const OUString &rSvcImplName = rSvcImplNames.getConstArray()[0];
685         if (pEntry)
686         {
687             pEntry->Clear();
688             pEntry->aSvcImplNames = rSvcImplNames;
689             pEntry->aSvcImplNames.realloc(1);
690             pEntry->aSvcRefs  = Sequence< Reference < XHyphenator > > ( 1 );
691         }
692         else
693         {
694             boost::shared_ptr< LangSvcEntries_Hyph > pTmpEntry( new LangSvcEntries_Hyph( rSvcImplNames[0] ) );
695             pTmpEntry->aSvcRefs = Sequence< Reference < XHyphenator > >( 1 );
696             aSvcMap[ nLanguage ] = pTmpEntry;
697         }
698     }
699 }
700 
701 
702 Sequence< OUString >
GetServiceList(const Locale & rLocale) const703     HyphenatorDispatcher::GetServiceList( const Locale &rLocale ) const
704 {
705     MutexGuard  aGuard( GetLinguMutex() );
706 
707     Sequence< OUString > aRes;
708 
709     // search for entry with that language and use data from that
710     sal_Int16 nLanguage = LocaleToLanguage( rLocale );
711     HyphenatorDispatcher            *pThis = (HyphenatorDispatcher *) this;
712     const HyphSvcByLangMap_t::iterator  aIt( pThis->aSvcMap.find( nLanguage ) );
713     const LangSvcEntries_Hyph       *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
714     if (pEntry)
715     {
716         aRes = pEntry->aSvcImplNames;
717         if (aRes.getLength() > 0)
718             aRes.realloc(1);
719     }
720 
721     return aRes;
722 }
723 
724 
GetDspType() const725 LinguDispatcher::DspType HyphenatorDispatcher::GetDspType() const
726 {
727     return DSP_HYPH;
728 }
729 
730 
731 ///////////////////////////////////////////////////////////////////////////
732 
733