Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <UndoOverwrite.hxx>
21 : #include <tools/resid.hxx>
22 : #include <unotools/charclass.hxx>
23 : #include <unotools/transliterationwrapper.hxx>
24 : #include <comphelper/processfactory.hxx>
25 : #include <doc.hxx>
26 : #include <IDocumentUndoRedo.hxx>
27 : #include <IShellCursorSupplier.hxx>
28 : #include <swundo.hxx>
29 : #include <pam.hxx>
30 : #include <ndtxt.hxx>
31 : #include <UndoCore.hxx>
32 : #include <rolbck.hxx>
33 : #include <acorrect.hxx>
34 : #include <docary.hxx>
35 : #include <comcore.hrc>
36 : #include <undo.hrc>
37 :
38 : using namespace ::com::sun::star;
39 : using namespace ::com::sun::star::i18n;
40 : using namespace ::com::sun::star::uno;
41 :
42 0 : SwUndoOverwrite::SwUndoOverwrite( SwDoc* pDoc, SwPosition& rPos,
43 : sal_Unicode cIns )
44 : : SwUndo(UNDO_OVERWRITE),
45 0 : pRedlSaveData( 0 ), bGroup( sal_False )
46 : {
47 0 : if( !pDoc->IsIgnoreRedline() && !pDoc->GetRedlineTbl().empty() )
48 : {
49 : SwPaM aPam( rPos.nNode, rPos.nContent.GetIndex(),
50 0 : rPos.nNode, rPos.nContent.GetIndex()+1 );
51 0 : pRedlSaveData = new SwRedlineSaveDatas;
52 0 : if( !FillSaveData( aPam, *pRedlSaveData, false ))
53 0 : delete pRedlSaveData, pRedlSaveData = 0;
54 : }
55 :
56 0 : nSttNode = rPos.nNode.GetIndex();
57 0 : nSttCntnt = rPos.nContent.GetIndex();
58 :
59 0 : SwTxtNode* pTxtNd = rPos.nNode.GetNode().GetTxtNode();
60 : OSL_ENSURE( pTxtNd, "Overwrite not in a TextNode?" );
61 :
62 0 : bInsChar = sal_True;
63 0 : sal_Int32 nTxtNdLen = pTxtNd->GetTxt().getLength();
64 0 : if( nSttCntnt < nTxtNdLen ) // no pure insert?
65 : {
66 0 : aDelStr += OUString( pTxtNd->GetTxt()[nSttCntnt] );
67 0 : if( !pHistory )
68 0 : pHistory = new SwHistory;
69 0 : SwRegHistory aRHst( *pTxtNd, pHistory );
70 : pHistory->CopyAttr( pTxtNd->GetpSwpHints(), nSttNode, 0,
71 0 : nTxtNdLen, false );
72 0 : rPos.nContent++;
73 0 : bInsChar = sal_False;
74 : }
75 :
76 0 : bool bOldExpFlg = pTxtNd->IsIgnoreDontExpand();
77 0 : pTxtNd->SetIgnoreDontExpand( true );
78 :
79 : pTxtNd->InsertText( OUString(cIns), rPos.nContent,
80 0 : IDocumentContentOperations::INS_EMPTYEXPAND );
81 0 : aInsStr += OUString( cIns );
82 :
83 0 : if( !bInsChar )
84 : {
85 0 : const SwIndex aTmpIndex( rPos.nContent, -2 );
86 0 : pTxtNd->EraseText( aTmpIndex, 1 );
87 : }
88 0 : pTxtNd->SetIgnoreDontExpand( bOldExpFlg );
89 :
90 0 : bCacheComment = false;
91 0 : }
92 :
93 0 : SwUndoOverwrite::~SwUndoOverwrite()
94 : {
95 0 : delete pRedlSaveData;
96 0 : }
97 :
98 0 : sal_Bool SwUndoOverwrite::CanGrouping( SwDoc* pDoc, SwPosition& rPos,
99 : sal_Unicode cIns )
100 : {
101 : // What is with only inserted characters?
102 :
103 : // Only deletion of single chars can be combined.
104 0 : if( rPos.nNode != nSttNode || aInsStr.isEmpty() ||
105 0 : ( !bGroup && aInsStr.getLength() != 1 ))
106 0 : return sal_False;
107 :
108 : // Is the node a TextNode at all?
109 0 : SwTxtNode * pDelTxtNd = rPos.nNode.GetNode().GetTxtNode();
110 0 : if( !pDelTxtNd ||
111 0 : (pDelTxtNd->GetTxt().getLength() != rPos.nContent.GetIndex() &&
112 0 : rPos.nContent.GetIndex() != ( nSttCntnt + aInsStr.getLength() )))
113 0 : return sal_False;
114 :
115 0 : CharClass& rCC = GetAppCharClass();
116 :
117 : // ask the char that should be inserted
118 0 : if (( CH_TXTATR_BREAKWORD == cIns || CH_TXTATR_INWORD == cIns ) ||
119 0 : rCC.isLetterNumeric( OUString( cIns ), 0 ) !=
120 0 : rCC.isLetterNumeric( aInsStr, aInsStr.getLength()-1 ) )
121 0 : return sal_False;
122 :
123 : {
124 0 : SwRedlineSaveDatas aTmpSav;
125 : SwPaM aPam( rPos.nNode, rPos.nContent.GetIndex(),
126 0 : rPos.nNode, rPos.nContent.GetIndex()+1 );
127 :
128 0 : const bool bSaved = FillSaveData( aPam, aTmpSav, false );
129 :
130 0 : bool bOk = ( !pRedlSaveData && !bSaved ) ||
131 0 : ( pRedlSaveData && bSaved &&
132 : SwUndo::CanRedlineGroup( *pRedlSaveData, aTmpSav,
133 0 : nSttCntnt > rPos.nContent.GetIndex() ));
134 : // aTmpSav.DeleteAndDestroyAll();
135 0 : if( !bOk )
136 0 : return sal_False;
137 :
138 0 : pDoc->DeleteRedline( aPam, false, USHRT_MAX );
139 : }
140 :
141 : // both 'overwrites' can be combined so 'move' the corresponding character
142 0 : if( !bInsChar )
143 : {
144 0 : if (rPos.nContent.GetIndex() < pDelTxtNd->GetTxt().getLength())
145 : {
146 0 : aDelStr += OUString( pDelTxtNd->GetTxt()[rPos.nContent.GetIndex()] );
147 0 : rPos.nContent++;
148 : }
149 : else
150 0 : bInsChar = sal_True;
151 : }
152 :
153 0 : bool bOldExpFlg = pDelTxtNd->IsIgnoreDontExpand();
154 0 : pDelTxtNd->SetIgnoreDontExpand( true );
155 :
156 : OUString const ins( pDelTxtNd->InsertText(OUString(cIns), rPos.nContent,
157 0 : IDocumentContentOperations::INS_EMPTYEXPAND) );
158 : assert(ins.getLength() == 1); // check in SwDoc::Overwrite => cannot fail
159 : (void) ins;
160 0 : aInsStr += OUString( cIns );
161 :
162 0 : if( !bInsChar )
163 : {
164 0 : const SwIndex aTmpIndex( rPos.nContent, -2 );
165 0 : pDelTxtNd->EraseText( aTmpIndex, 1 );
166 : }
167 0 : pDelTxtNd->SetIgnoreDontExpand( bOldExpFlg );
168 :
169 0 : bGroup = sal_True;
170 0 : return sal_True;
171 : }
172 :
173 0 : void SwUndoOverwrite::UndoImpl(::sw::UndoRedoContext & rContext)
174 : {
175 0 : SwDoc *const pDoc = & rContext.GetDoc();
176 0 : SwPaM *const pAktPam(& rContext.GetCursorSupplier().CreateNewShellCursor());
177 :
178 0 : pAktPam->DeleteMark();
179 0 : pAktPam->GetPoint()->nNode = nSttNode;
180 0 : SwTxtNode* pTxtNd = pAktPam->GetNode()->GetTxtNode();
181 : OSL_ENSURE( pTxtNd, "Overwrite not in a TextNode?" );
182 0 : SwIndex& rIdx = pAktPam->GetPoint()->nContent;
183 0 : rIdx.Assign( pTxtNd, nSttCntnt );
184 :
185 0 : SwAutoCorrExceptWord* pACEWord = pDoc->GetAutoCorrExceptWord();
186 0 : if( pACEWord )
187 : {
188 0 : if( 1 == aInsStr.getLength() && 1 == aDelStr.getLength() )
189 0 : pACEWord->CheckChar( *pAktPam->GetPoint(), aDelStr[0] );
190 0 : pDoc->SetAutoCorrExceptWord( 0 );
191 : }
192 :
193 : // If there was not only a overwrite but also an insert, delete the surplus
194 0 : if( aInsStr.getLength() > aDelStr.getLength() )
195 : {
196 0 : rIdx += aDelStr.getLength();
197 0 : pTxtNd->EraseText( rIdx, aInsStr.getLength() - aDelStr.getLength() );
198 0 : rIdx = nSttCntnt;
199 : }
200 :
201 0 : if( !aDelStr.isEmpty() )
202 : {
203 0 : bool bOldExpFlg = pTxtNd->IsIgnoreDontExpand();
204 0 : pTxtNd->SetIgnoreDontExpand( true );
205 :
206 0 : ++rIdx;
207 0 : for( sal_Int32 n = 0; n < aDelStr.getLength(); n++ )
208 : {
209 : // do it individually, to keep the attributes!
210 0 : OUString aTmpStr(aDelStr[n]);
211 0 : OUString const ins( pTxtNd->InsertText(aTmpStr, rIdx) );
212 : assert(ins.getLength() == 1); // cannot fail
213 : (void) ins;
214 0 : rIdx -= 2;
215 0 : pTxtNd->EraseText( rIdx, 1 );
216 0 : rIdx += 2;
217 0 : }
218 0 : pTxtNd->SetIgnoreDontExpand( bOldExpFlg );
219 0 : rIdx--;
220 : }
221 :
222 0 : if( pHistory )
223 : {
224 0 : if( pTxtNd->GetpSwpHints() )
225 0 : pTxtNd->ClearSwpHintsArr( false );
226 0 : pHistory->TmpRollback( pDoc, 0, false );
227 : }
228 :
229 0 : if( pAktPam->GetMark()->nContent.GetIndex() != nSttCntnt )
230 : {
231 0 : pAktPam->SetMark();
232 0 : pAktPam->GetMark()->nContent = nSttCntnt;
233 : }
234 :
235 0 : if( pRedlSaveData )
236 0 : SetSaveData( *pDoc, *pRedlSaveData );
237 0 : }
238 :
239 0 : void SwUndoOverwrite::RepeatImpl(::sw::RepeatContext & rContext)
240 : {
241 0 : SwPaM *const pAktPam = & rContext.GetRepeatPaM();
242 0 : if( aInsStr.isEmpty() || pAktPam->HasMark() )
243 0 : return;
244 :
245 0 : SwDoc & rDoc = rContext.GetDoc();
246 :
247 : {
248 0 : ::sw::GroupUndoGuard const undoGuard(rDoc.GetIDocumentUndoRedo());
249 0 : rDoc.Overwrite(*pAktPam, OUString(aInsStr[0]));
250 : }
251 0 : for( sal_Int32 n = 1; n < aInsStr.getLength(); ++n )
252 0 : rDoc.Overwrite( *pAktPam, OUString(aInsStr[n]) );
253 : }
254 :
255 0 : void SwUndoOverwrite::RedoImpl(::sw::UndoRedoContext & rContext)
256 : {
257 0 : SwDoc *const pDoc = & rContext.GetDoc();
258 0 : SwPaM *const pAktPam(& rContext.GetCursorSupplier().CreateNewShellCursor());
259 :
260 0 : pAktPam->DeleteMark();
261 0 : pAktPam->GetPoint()->nNode = nSttNode;
262 0 : SwTxtNode* pTxtNd = pAktPam->GetNode()->GetTxtNode();
263 : OSL_ENSURE( pTxtNd, "Overwrite not in TextNode?" );
264 0 : SwIndex& rIdx = pAktPam->GetPoint()->nContent;
265 :
266 0 : if( pRedlSaveData )
267 : {
268 0 : rIdx.Assign( pTxtNd, nSttCntnt );
269 0 : pAktPam->SetMark();
270 0 : pAktPam->GetMark()->nContent += aInsStr.getLength();
271 0 : pDoc->DeleteRedline( *pAktPam, false, USHRT_MAX );
272 0 : pAktPam->DeleteMark();
273 : }
274 0 : rIdx.Assign( pTxtNd, !aDelStr.isEmpty() ? nSttCntnt+1 : nSttCntnt );
275 :
276 0 : bool bOldExpFlg = pTxtNd->IsIgnoreDontExpand();
277 0 : pTxtNd->SetIgnoreDontExpand( true );
278 :
279 0 : for( sal_Int32 n = 0; n < aInsStr.getLength(); n++ )
280 : {
281 : // do it individually, to keep the attributes!
282 : OUString const ins(
283 0 : pTxtNd->InsertText( OUString(aInsStr[n]), rIdx,
284 0 : IDocumentContentOperations::INS_EMPTYEXPAND) );
285 : assert(ins.getLength() == 1); // cannot fail
286 : (void) ins;
287 0 : if( n < aDelStr.getLength() )
288 : {
289 0 : rIdx -= 2;
290 0 : pTxtNd->EraseText( rIdx, 1 );
291 0 : rIdx += n+1 < aDelStr.getLength() ? 2 : 1;
292 : }
293 0 : }
294 0 : pTxtNd->SetIgnoreDontExpand( bOldExpFlg );
295 :
296 : // get back old start position from UndoNodes array
297 0 : if( pHistory )
298 0 : pHistory->SetTmpEnd( pHistory->Count() );
299 0 : if( pAktPam->GetMark()->nContent.GetIndex() != nSttCntnt )
300 : {
301 0 : pAktPam->SetMark();
302 0 : pAktPam->GetMark()->nContent = nSttCntnt;
303 : }
304 0 : }
305 :
306 0 : SwRewriter SwUndoOverwrite::GetRewriter() const
307 : {
308 0 : SwRewriter aResult;
309 :
310 0 : OUString aString;
311 :
312 0 : aString += SW_RES(STR_START_QUOTE);
313 0 : aString += ShortenString(aInsStr, nUndoStringLength,
314 0 : OUString(SW_RES(STR_LDOTS)));
315 0 : aString += SW_RES(STR_END_QUOTE);
316 :
317 0 : aResult.AddRule(UndoArg1, aString);
318 :
319 0 : return aResult;
320 : }
321 :
322 : struct _UndoTransliterate_Data
323 : {
324 : OUString sText;
325 : SwHistory* pHistory;
326 : Sequence< sal_Int32 >* pOffsets;
327 : sal_uLong nNdIdx;
328 : sal_Int32 nStart, nLen;
329 :
330 0 : _UndoTransliterate_Data( sal_uLong nNd, sal_Int32 nStt, sal_Int32 nStrLen, const OUString& rTxt )
331 : : sText( rTxt ), pHistory( 0 ), pOffsets( 0 ),
332 0 : nNdIdx( nNd ), nStart( nStt ), nLen( nStrLen )
333 0 : {}
334 0 : ~_UndoTransliterate_Data() { delete pOffsets; delete pHistory; }
335 :
336 : void SetChangeAtNode( SwDoc& rDoc );
337 : };
338 :
339 0 : SwUndoTransliterate::SwUndoTransliterate(
340 : const SwPaM& rPam,
341 : const utl::TransliterationWrapper& rTrans )
342 0 : : SwUndo( UNDO_TRANSLITERATE ), SwUndRng( rPam ), nType( rTrans.getType() )
343 : {
344 0 : }
345 :
346 0 : SwUndoTransliterate::~SwUndoTransliterate()
347 : {
348 0 : for (size_t i = 0; i < aChanges.size(); ++i)
349 0 : delete aChanges[i];
350 0 : }
351 :
352 0 : void SwUndoTransliterate::UndoImpl(::sw::UndoRedoContext & rContext)
353 : {
354 0 : SwDoc & rDoc = rContext.GetDoc();
355 :
356 : // since the changes were added to the vector from the end of the string/node towards
357 : // the start, we need to revert them from the start towards the end now to keep the
358 : // offset information of the undo data in sync with the changing text.
359 : // Thus we need to iterate from the end of the vector to the start
360 0 : for (sal_Int32 i = aChanges.size() - 1; i >= 0; --i)
361 0 : aChanges[i]->SetChangeAtNode( rDoc );
362 :
363 0 : AddUndoRedoPaM(rContext, true);
364 0 : }
365 :
366 0 : void SwUndoTransliterate::RedoImpl(::sw::UndoRedoContext & rContext)
367 : {
368 0 : SwPaM & rPam( AddUndoRedoPaM(rContext) );
369 0 : DoTransliterate(rContext.GetDoc(), rPam);
370 0 : }
371 :
372 0 : void SwUndoTransliterate::RepeatImpl(::sw::RepeatContext & rContext)
373 : {
374 0 : DoTransliterate(rContext.GetDoc(), rContext.GetRepeatPaM());
375 0 : }
376 :
377 0 : void SwUndoTransliterate::DoTransliterate(SwDoc & rDoc, SwPaM & rPam)
378 : {
379 0 : utl::TransliterationWrapper aTrans( ::comphelper::getProcessComponentContext(), nType );
380 0 : rDoc.TransliterateText( rPam, aTrans );
381 0 : }
382 :
383 0 : void SwUndoTransliterate::AddChanges( SwTxtNode& rTNd,
384 : sal_Int32 nStart, sal_Int32 nLen,
385 : uno::Sequence <sal_Int32>& rOffsets )
386 : {
387 0 : long nOffsLen = rOffsets.getLength();
388 : _UndoTransliterate_Data* pNew = new _UndoTransliterate_Data(
389 0 : rTNd.GetIndex(), nStart, (sal_Int32)nOffsLen,
390 0 : rTNd.GetTxt().copy(nStart, nLen));
391 :
392 0 : aChanges.push_back( pNew );
393 :
394 0 : const sal_Int32* pOffsets = rOffsets.getConstArray();
395 : // where did we need less memory ?
396 0 : const sal_Int32* p = pOffsets;
397 0 : for( long n = 0; n < nOffsLen; ++n, ++p )
398 0 : if( *p != ( nStart + n ))
399 : {
400 : // create the Offset array
401 0 : pNew->pOffsets = new Sequence <sal_Int32> ( nLen );
402 0 : sal_Int32* pIdx = pNew->pOffsets->getArray();
403 0 : p = pOffsets;
404 0 : long nMyOff, nNewVal = nStart;
405 0 : for( n = 0, nMyOff = nStart; n < nOffsLen; ++p, ++n, ++nMyOff )
406 : {
407 0 : if( *p < nMyOff )
408 : {
409 : // something is deleted
410 0 : nMyOff = *p;
411 0 : *(pIdx-1) = nNewVal++;
412 : }
413 0 : else if( *p > nMyOff )
414 : {
415 0 : for( ; *p > nMyOff; ++nMyOff )
416 0 : *pIdx++ = nNewVal;
417 0 : --nMyOff;
418 0 : --n;
419 0 : --p;
420 : }
421 : else
422 0 : *pIdx++ = nNewVal++;
423 : }
424 :
425 : // and then we need to save the attributes/bookmarks
426 : // but this data must moved every time to the last in the chain!
427 0 : for (size_t i = 0; i + 1 < aChanges.size(); ++i) // check all changes but not the current one
428 : {
429 0 : _UndoTransliterate_Data* pD = aChanges[i];
430 0 : if( pD->nNdIdx == pNew->nNdIdx && pD->pHistory )
431 : {
432 : // same node and have a history?
433 0 : pNew->pHistory = pD->pHistory;
434 0 : pD->pHistory = 0;
435 0 : break; // more can't exist
436 : }
437 : }
438 :
439 0 : if( !pNew->pHistory )
440 : {
441 0 : pNew->pHistory = new SwHistory;
442 0 : SwRegHistory aRHst( rTNd, pNew->pHistory );
443 : pNew->pHistory->CopyAttr( rTNd.GetpSwpHints(),
444 0 : pNew->nNdIdx, 0, rTNd.GetTxt().getLength(), false );
445 : }
446 0 : break;
447 : }
448 0 : }
449 :
450 0 : void _UndoTransliterate_Data::SetChangeAtNode( SwDoc& rDoc )
451 : {
452 0 : SwTxtNode* pTNd = rDoc.GetNodes()[ nNdIdx ]->GetTxtNode();
453 0 : if( pTNd )
454 : {
455 0 : Sequence <sal_Int32> aOffsets( pOffsets ? pOffsets->getLength() : nLen );
456 0 : if( pOffsets )
457 0 : aOffsets = *pOffsets;
458 : else
459 : {
460 0 : sal_Int32* p = aOffsets.getArray();
461 0 : for( sal_Int32 n = 0; n < nLen; ++n, ++p )
462 0 : *p = n + nStart;
463 : }
464 0 : pTNd->ReplaceTextOnly( nStart, nLen, sText, aOffsets );
465 :
466 0 : if( pHistory )
467 : {
468 0 : if( pTNd->GetpSwpHints() )
469 0 : pTNd->ClearSwpHintsArr( false );
470 0 : pHistory->TmpRollback( &rDoc, 0, false );
471 0 : pHistory->SetTmpEnd( pHistory->Count() );
472 0 : }
473 : }
474 0 : }
475 :
476 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
