summaryrefslogtreecommitdiffstats
path: root/sw/source/core/edit/eddel.cxx
blob: b8d6b0e39554ef8bfbc0112b5f7361ce12964833 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#include <memory>
#include <doc.hxx>
#include <IDocumentUndoRedo.hxx>
#include <IDocumentContentOperations.hxx>
#include <editsh.hxx>
#include <pam.hxx>
#include <swundo.hxx>
#include <undobj.hxx>
#include <SwRewriter.hxx>
#include <osl/diagnose.h>
#include <wrtsh.hxx>
#include <officecfg/Office/Writer.hxx>

#include <strings.hrc>
#include <vector>

void SwEditShell::DeleteSel(SwPaM& rPam, bool const isArtificialSelection, bool goLeft,
                            bool* const pUndo)
{
    auto const oSelectAll(StartsWith_() != SwCursorShell::StartsWith::None
        ? ExtendedSelectedAll()
        : ::std::optional<::std::pair<SwNode const*, ::std::vector<SwTableNode *>>>{});
    // only for selections
    if (!rPam.HasMark()
        || (*rPam.GetPoint() == *rPam.GetMark()
            && !IsFlySelectedByCursor(*GetDoc(), *rPam.Start(), *rPam.End())))
    {
        return;
    }

    // Is the selection in a table? Then delete only the content of the selected boxes.
    // Here, there are two cases:
    // 1. Point and Mark are in one box, delete selection as usual
    // 2. Point and Mark are in different boxes, search all selected boxes and delete content
    // 3. Point and Mark are at the document start and end, Point is in a table: delete selection as usual
    if( rPam.GetPointNode().FindTableNode() &&
        rPam.GetPointNode().StartOfSectionNode() !=
        rPam.GetMarkNode().StartOfSectionNode() && !oSelectAll)
    {
        // group the Undo in the table
        if( pUndo && !*pUndo )
        {
            GetDoc()->GetIDocumentUndoRedo().StartUndo( SwUndoId::START, nullptr );
            *pUndo = true;
        }
        SwPaM aDelPam( *rPam.Start() );
        const SwPosition* pEndSelPos = rPam.End();
        do {
            aDelPam.SetMark();
            SwNode& rNd = aDelPam.GetPointNode();
            const SwNode& rEndNd = *rNd.EndOfSectionNode();
            if( pEndSelPos->GetNodeIndex() <= rEndNd.GetIndex() )
            {
                *aDelPam.GetPoint() = *pEndSelPos;
                pEndSelPos = nullptr;     // misuse a pointer as a flag
            }
            else
            {
                // then go to the end of the selection
                aDelPam.GetPoint()->Assign(rEndNd);
                aDelPam.Move( fnMoveBackward, GoInContent );
            }
            // skip protected boxes
            if( !rNd.IsContentNode() ||
                !rNd.IsInProtectSect() )
            {
                // delete everything
                GetDoc()->getIDocumentContentOperations().DeleteAndJoin( aDelPam );
                SaveTableBoxContent( aDelPam.GetPoint() );
            }

            if( !pEndSelPos ) // at the end of a selection
                break;
            aDelPam.DeleteMark();
            aDelPam.Move( fnMoveForward, GoInContent ); // next box
        } while( pEndSelPos );
    }
    else
    {
        std::optional<SwPaM> pNewPam;
        SwPaM * pPam = &rPam;
        if (oSelectAll)
        {
            if (!oSelectAll->second.empty())
            {
                SwRewriter aRewriter;
                aRewriter.AddRule(UndoArg1, SwResId(STR_MULTISEL));
                GetDoc()->GetIDocumentUndoRedo().StartUndo(SwUndoId::DELETE, &aRewriter);
            }
            // tdf#155685 tables at the end must be deleted separately
            for (SwTableNode *const pTable : oSelectAll->second)
            {
                GetDoc()->DelTable(pTable);
            }
            assert(dynamic_cast<SwShellCursor*>(&rPam)); // must be corrected pam
            pNewPam.emplace(*rPam.GetMark(), *rPam.GetPoint());
            // Selection starts at the first para of the first cell, but we
            // want to delete the table node before the first cell as well.
            pNewPam->Start()->Assign(*oSelectAll->first);
            pPam = &*pNewPam;
        }
        // delete everything
        GetDoc()->getIDocumentContentOperations().DeleteAndJoin(*pPam,
            isArtificialSelection ? SwDeleteFlags::ArtificialSelection : SwDeleteFlags::Default);
        SaveTableBoxContent( pPam->GetPoint() );
        if (oSelectAll && !oSelectAll->second.empty())
        {
            GetDoc()->GetIDocumentUndoRedo().EndUndo(SwUndoId::END, nullptr);
        }
    }

    rPam.Normalize(goLeft); // change tracking case: will make sure to end up in the correct point
    // Selection is not needed anymore
    rPam.DeleteMark();
}

bool SwEditShell::Delete(bool const isArtificialSelection, bool goLeft)
{
    CurrShell aCurr( this );
    bool bRet = false;
    if ( !HasReadonlySel() || CursorInsideInputField() )
    {
        if (HasHiddenSections() &&
            officecfg::Office::Writer::Content::Display::ShowWarningHiddenSection::get())
        {
            if (!WarnHiddenSectionDialog())
            {
                bRet = RemoveParagraphMetadataFieldAtCursor();
                return bRet;
            }
        }

        StartAllAction();
        bool bUndo = GetCursor()->GetNext() != GetCursor();
        if( bUndo ) // more than one selection?
        {
            SwRewriter aRewriter;
            aRewriter.AddRule(UndoArg1, SwResId(STR_MULTISEL));

            GetDoc()->GetIDocumentUndoRedo().StartUndo(SwUndoId::DELETE, &aRewriter);
        }

        for(SwPaM& rPaM : GetCursor()->GetRingContainer())
        {
            DeleteSel(rPaM, isArtificialSelection, goLeft, &bUndo);
        }

        // If undo container then close here
        if( bUndo )
        {
            GetDoc()->GetIDocumentUndoRedo().EndUndo(SwUndoId::END, nullptr);
        }
        EndAllAction();
        bRet = true;
    }
    else
    {
        bRet = RemoveParagraphMetadataFieldAtCursor();
        if (!bRet)
        {
            InfoReadOnlyDialog(false);
        }
    }

    return bRet;
}

bool SwEditShell::Copy( SwEditShell& rDestShell )
{
    CurrShell aCurr( &rDestShell );

    // List of insert positions for smart insert of block selections
    std::vector< std::shared_ptr<SwPosition> > aInsertList;

    // Fill list of insert positions
    {
        SwPosition * pPos = nullptr;
        std::shared_ptr<SwPosition> pInsertPos;
        sal_uInt16 nMove = 0;
        for(SwPaM& rPaM : GetCursor()->GetRingContainer())
        {
            if( !pPos )
            {
                if( &rDestShell == this )
                {
                    // First cursor represents the target position!!
                    rPaM.DeleteMark();
                    pPos = rPaM.GetPoint();
                    continue;
                }
                else
                    pPos = rDestShell.GetCursor()->GetPoint();
            }
            if( IsBlockMode() )
            {   // In block mode different insert positions will be calculated
                // by simulated cursor movements from the given first insert position
                if( nMove )
                {
                    SwCursor aCursor( *pPos, nullptr);
                    if (aCursor.UpDown(false, nMove, nullptr, 0, *GetLayout()))
                    {
                        pInsertPos = std::make_shared<SwPosition>( *aCursor.GetPoint() );
                        aInsertList.push_back( pInsertPos );
                    }
                }
                else
                    pInsertPos = std::make_shared<SwPosition>( *pPos );
                ++nMove;
            }
            SwPosition *pTmp = IsBlockMode() ? pInsertPos.get() : pPos;
            // Check if a selection would be copied into itself
            if( rDestShell.GetDoc() == GetDoc() &&
                *rPaM.Start() <= *pTmp && *pTmp < *rPaM.End() )
                return false;
        }
    }

    rDestShell.StartAllAction();
    SwPosition *pPos = nullptr;
    bool bRet = false;
    bool bFirstMove = true;
    SwNodeIndex aSttNdIdx( rDestShell.GetDoc()->GetNodes() );
    sal_Int32 nSttCntIdx = 0;
    // For block selection this list is filled with the insert positions
    auto pNextInsert = aInsertList.begin();

    rDestShell.GetDoc()->GetIDocumentUndoRedo().StartUndo( SwUndoId::START, nullptr );
    for(SwPaM& rPaM : GetCursor()->GetRingContainer())
    {
        if( !pPos )
        {
            if( &rDestShell == this )
            {
                // First cursor represents the target position!!
                rPaM.DeleteMark();
                pPos = rPaM.GetPoint();
                continue;
            }
            else
                pPos = rDestShell.GetCursor()->GetPoint();
        }
        if( !bFirstMove )
        {
            if( pNextInsert != aInsertList.end() )
            {
                pPos = pNextInsert->get();
                ++pNextInsert;
            }
            else if( IsBlockMode() )
                GetDoc()->getIDocumentContentOperations().SplitNode( *pPos, false );
        }

        // Only for a selection (non-text nodes have selection but Point/GetMark are equal)
        if( !rPaM.HasMark() || *rPaM.GetPoint() == *rPaM.GetMark() )
            continue;

        if( bFirstMove )
        {
            // Store start position of the new area
            aSttNdIdx = pPos->GetNodeIndex()-1;
            nSttCntIdx = pPos->GetContentIndex();
            bFirstMove = false;
        }

        const bool bSuccess( GetDoc()->getIDocumentContentOperations().CopyRange(rPaM, *pPos, SwCopyFlags::CheckPosInFly) );
        if (!bSuccess)
            continue;

        SwPaM aInsertPaM(*pPos, SwPosition(aSttNdIdx));
        rDestShell.GetDoc()->MakeUniqueNumRules(aInsertPaM);

        bRet = true;
    }

    // Maybe nothing has been moved?
    if( !bFirstMove )
    {
        SwPaM* pCursor = rDestShell.GetCursor();
        pCursor->SetMark();
        pCursor->GetPoint()->Assign( aSttNdIdx.GetIndex()+1, nSttCntIdx );
        pCursor->Exchange();
    }
    else
    {
        // If the cursor moved during move process, move also its GetMark
        rDestShell.GetCursor()->SetMark();
        rDestShell.GetCursor()->DeleteMark();
    }
#if OSL_DEBUG_LEVEL > 0
    // check if the indices are registered in the correct nodes
    {
        for(SwPaM& rCmp : rDestShell.GetCursor()->GetRingContainer())
        {
            OSL_ENSURE( rCmp.GetPoint()->GetContentNode()
                        == rCmp.GetPointContentNode(), "Point in wrong Node" );
            OSL_ENSURE( rCmp.GetMark()->GetContentNode()
                        == rCmp.GetMarkContentNode(), "Mark in wrong Node" );
        }
    }
#endif

    // close Undo container here
    rDestShell.GetDoc()->GetIDocumentUndoRedo().EndUndo( SwUndoId::END, nullptr );
    rDestShell.EndAllAction();

    rDestShell.SaveTableBoxContent( rDestShell.GetCursor()->GetPoint() );

    return bRet;
}

/** Replace a selected area in a text node with a given string.
 *
 * Intended for "search & replace".
 *
 * @param bRegExpRplc if <true> replace tabs (\\t) and replace with found string (not \&).
 *                    E.g. [Fnd: "zzz", Repl: "xx\t\\t..&..\&"] --> "xx\t<Tab>..zzz..&"
 */
bool SwEditShell::Replace( const OUString& rNewStr, bool bRegExpRplc )
{
    CurrShell aCurr( this );

    bool bRet = false;
    if (!HasReadonlySel(true))
    {
        StartAllAction();
        GetDoc()->GetIDocumentUndoRedo().StartUndo(SwUndoId::EMPTY, nullptr);

        for(SwPaM& rPaM : GetCursor()->GetRingContainer())
        {
            if( rPaM.HasMark() && *rPaM.GetMark() != *rPaM.GetPoint() )
            {
                bRet = sw::ReplaceImpl(rPaM, rNewStr, bRegExpRplc, *GetDoc(), GetLayout())
                    || bRet;
                SaveTableBoxContent( rPaM.GetPoint() );
            }
        }

        // close Undo container here
        GetDoc()->GetIDocumentUndoRedo().EndUndo(SwUndoId::EMPTY, nullptr);
        EndAllAction();
    }
    return bRet;
}

/** Replace a selected area in a text node with a given string.
 *
 * Method to replace a text selection with a new string while
 * keeping possible comments (they will be moved to the end
 * of the selection).
 *
 * @param rNewStr     the new string which the selected area is to be replaced with
 * @return            true, if something has been replaced, false otherwise.
 */
bool SwEditShell::ReplaceKeepComments( const OUString& rNewStr)
{
    bool bRet       = false;
    SwPaM *pCursor  = GetCursor();

    if(pCursor != nullptr)
    {
        // go sure that the text selection pointed to by pCursor is valid
        if(pCursor->HasMark())
        {
            // preserve comments inside of the number by deleting number portions starting from the back
            OUString aSelectedText = pCursor->GetText();
            sal_Int32 nCommentPos(aSelectedText.lastIndexOf(CH_TXTATR_INWORD));
            // go sure that we have a valid selection and a comment has been found
            while (nCommentPos > -1)
            {
                // select the part of the text after the last found comment
                // selection start:
                pCursor->GetPoint()->AdjustContent(nCommentPos + 1);
                // selection end is left where it is -> will be adjusted later on
                // delete the part of the word after the last found comment
                Replace(OUString(), false);
                // put the selection start back to the beginning of the word
                pCursor->GetPoint()->AdjustContent(-(nCommentPos + 1));
                // adjust the selection end, so that the last comment is no longer selected:
                pCursor->GetMark()->AdjustContent(-1);
                // search for the next possible comment
                aSelectedText = pCursor->GetText();
                nCommentPos = aSelectedText.lastIndexOf(CH_TXTATR_INWORD);
            }
            bRet = Replace(rNewStr, false);
        }
    }

    return bRet;
}

/// special method for JOE's wizards
bool SwEditShell::DelFullPara()
{
    bool bRet = false;
    if( !IsTableMode() )
    {
        SwPaM* pCursor = GetCursor();
        // no multi selection
        if( !pCursor->IsMultiSelection() && !HasReadonlySel() )
        {
            CurrShell aCurr( this );
            StartAllAction();
            bRet = GetDoc()->getIDocumentContentOperations().DelFullPara( *pCursor );
            EndAllAction();
        }
    }
    return bRet;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */