Bug Summary

File:home/maarten/src/libreoffice/core/include/rtl/ref.hxx
Warning:line 192, column 9
Use of memory after it is freed

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-unknown-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name outlnvs2.cxx -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -mframe-pointer=all -fmath-errno -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -fno-split-dwarf-inlining -debugger-tuning=gdb -resource-dir /usr/lib64/clang/11.0.0 -isystem /usr/include/libxml2 -isystem /usr/include/dbus-1.0 -isystem /usr/lib64/dbus-1.0/include -D BOOST_ERROR_CODE_HEADER_ONLY -D BOOST_SYSTEM_NO_DEPRECATED -D CPPU_ENV=gcc3 -D LINUX -D OSL_DEBUG_LEVEL=1 -D SAL_LOG_INFO -D SAL_LOG_WARN -D UNIX -D UNX -D X86_64 -D _PTHREADS -D _REENTRANT -D SD_DLLIMPLEMENTATION -D SDUI_DLL_NAME="libsduilo.so" -D SYSTEM_LIBXML -D ENABLE_SDREMOTE -D ENABLE_SDREMOTE_BLUETOOTH -D EXCEPTIONS_ON -D LIBO_INTERNAL_ONLY -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/i18n -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/common -I /home/maarten/src/libreoffice/core/external/boost/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/boost -I /home/maarten/src/libreoffice/core/external/bluez_bluetooth/inc -I /home/maarten/src/libreoffice/core/include -I /usr/lib/jvm/java-11-openjdk-11.0.9.10-0.0.ea.fc33.x86_64/include -I /usr/lib/jvm/java-11-openjdk-11.0.9.10-0.0.ea.fc33.x86_64/include/linux -I /home/maarten/src/libreoffice/core/config_host -I /home/maarten/src/libreoffice/core/sd/inc -I /home/maarten/src/libreoffice/core/sd/source/ui/inc -I /home/maarten/src/libreoffice/core/sd/source/ui/slidesorter/inc -I /home/maarten/src/libreoffice/core/workdir/SdiTarget/sd/sdi -I /home/maarten/src/libreoffice/core/workdir/CustomTarget/officecfg/registry -I /home/maarten/src/libreoffice/core/workdir/CustomTarget/oox/generated -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/udkapi/normal -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/offapi/normal -I /usr/include/glib-2.0 -I /usr/lib64/glib-2.0/include -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10 -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10/x86_64-redhat-linux -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10/backward -internal-isystem /usr/local/include -internal-isystem /usr/lib64/clang/11.0.0/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -O0 -Wno-missing-braces -std=c++17 -fdeprecated-macro -fdebug-compilation-dir /home/maarten/src/libreoffice/core -ferror-limit 19 -fvisibility hidden -fvisibility-inlines-hidden -stack-protector 2 -fgnuc-version=4.2.1 -fcxx-exceptions -fexceptions -debug-info-kind=constructor -analyzer-output=html -faddrsig -o /home/maarten/tmp/wis/scan-build-libreoffice/output/report/2020-10-07-141433-9725-1 -x c++ /home/maarten/src/libreoffice/core/sd/source/ui/view/outlnvs2.cxx

/home/maarten/src/libreoffice/core/sd/source/ui/view/outlnvs2.cxx

→
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 <OutlineViewShell.hxx>
21
22#include <app.hrc>
23#include <svx/hlnkitem.hxx>
24#include <sfx2/bindings.hxx>
25#include <sfx2/docfile.hxx>
26#include <sfx2/request.hxx>
27#include <sfx2/zoomitem.hxx>
28#include <svx/svxids.hrc>
29#include <svx/svdoutl.hxx>
30#include <editeng/eeitem.hxx>
31#include <editeng/flditem.hxx>
32#include <editeng/editstat.hxx>
33#include <unotools/useroptions.hxx>
34
35#include <sfx2/viewfrm.hxx>
36#include <Window.hxx>
37#include <fubullet.hxx>
38#include <fuolbull.hxx>
39#include <fuscale.hxx>
40#include <fuchar.hxx>
41#include <fuinsfil.hxx>
42#include <fuprobjs.hxx>
43#include <futhes.hxx>
44#include <futempl.hxx>
45#include <fusldlg.hxx>
46#include <zoomlist.hxx>
47#include <fuexpand.hxx>
48#include <fusumry.hxx>
49#include <fucushow.hxx>
50#include <sdabstdlg.hxx>
51#include <DrawDocShell.hxx>
52#include <DrawViewShell.hxx>
53#include <OutlineView.hxx>
54#include <slideshow.hxx>
55#include <memory>
56
57using namespace ::com::sun::star::uno;
58using namespace ::com::sun::star::beans;
59
60namespace sd {
61
62/************************************************************************/
63
64/**
65 * SfxRequests for temporary functions
66 */
67
68void OutlineViewShell::FuTemporary(SfxRequest &rReq)
69{
70 DeactivateCurrentFunction();
71
72 OutlinerView* pOutlinerView = pOlView->GetViewByWindow( GetActiveWindow() );
73 sal_uInt16 nSId = rReq.GetSlot();
74
75 switch( nSId )
1
Control jumps to 'case 27337:' at line 278
→
76 {
77 case SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0):
78 {
79 const SfxItemSet* pArgs = rReq.GetArgs();
80
81 if ( pArgs )
82 {
83 SvxZoomType eZT = pArgs->Get( SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0) ).GetType();
84 switch( eZT )
85 {
86 case SvxZoomType::PERCENT:
87 SetZoom( static_cast<long>( pArgs->Get( SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0) ).GetValue()) );
88 Invalidate( SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0) );
89 Invalidate( SID_ATTR_ZOOMSLIDER( 10000 + 1065 ) );
90 break;
91 default:
92 break;
93 }
94 rReq.Done();
95 }
96 else
97 {
98 // open the zoom dialog here
99 SetCurrentFunction( FuScale::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
100 }
101 Cancel();
102 }
103 break;
104
105 case SID_ATTR_ZOOMSLIDER( 10000 + 1065 ):
106 {
107 const SfxItemSet* pArgs = rReq.GetArgs();
108
109 const SfxUInt16Item* pScale = (pArgs && pArgs->Count () == 1) ?
110 rReq.GetArg<SfxUInt16Item>(SID_ATTR_ZOOMSLIDER( 10000 + 1065 )) : nullptr;
111 if (pScale && CHECK_RANGE (5, pScale->GetValue (), 3000)((pScale->GetValue () >= 5) && (pScale->GetValue
() <= 3000)))
112 {
113 SetZoom (pScale->GetValue ());
114
115 SfxBindings& rBindings = GetViewFrame()->GetBindings();
116 rBindings.Invalidate( SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0) );
117 rBindings.Invalidate( SID_ZOOM_IN(10000 + 98) );
118 rBindings.Invalidate( SID_ZOOM_OUT(10000 + 97) );
119 rBindings.Invalidate( SID_ATTR_ZOOMSLIDER( 10000 + 1065 ) );
120
121 }
122
123 Cancel();
124 rReq.Done ();
125 break;
126 }
127
128 case SID_ZOOM_OUT(10000 + 97):
129 {
130 SetZoom( std::min<long>( GetActiveWindow()->GetZoom() * 2, GetActiveWindow()->GetMaxZoom() ) );
131 ::tools::Rectangle aVisAreaWin = GetActiveWindow()->PixelToLogic( ::tools::Rectangle( Point(0,0),
132 GetActiveWindow()->GetOutputSizePixel()) );
133 mpZoomList->InsertZoomRect(aVisAreaWin);
134 Invalidate( SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0) );
135 Invalidate( SID_ZOOM_IN(10000 + 98) );
136 Invalidate( SID_ATTR_ZOOMSLIDER( 10000 + 1065 ) );
137 Cancel();
138 rReq.Done();
139 }
140 break;
141
142 case SID_SIZE_REAL(10000 + 99):
143 {
144 SetZoom( 100 );
145 ::tools::Rectangle aVisAreaWin = GetActiveWindow()->PixelToLogic( ::tools::Rectangle( Point(0,0),
146 GetActiveWindow()->GetOutputSizePixel()) );
147 mpZoomList->InsertZoomRect(aVisAreaWin);
148 Invalidate( SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0) );
149 Invalidate( SID_ATTR_ZOOMSLIDER( 10000 + 1065 ) );
150 Cancel();
151 rReq.Done();
152 }
153 break;
154
155 case SID_ZOOM_IN(10000 + 98):
156 {
157 SetZoom( std::max<long>( GetActiveWindow()->GetZoom() / 2, GetActiveWindow()->GetMinZoom() ) );
158 ::tools::Rectangle aVisAreaWin = GetActiveWindow()->PixelToLogic( ::tools::Rectangle( Point(0,0),
159 GetActiveWindow()->GetOutputSizePixel()) );
160 mpZoomList->InsertZoomRect(aVisAreaWin);
161 Invalidate( SID_ATTR_ZOOMTypedWhichId<SvxZoomItem>(10000 + 0) );
162 Invalidate( SID_ZOOM_OUT(10000 + 97));
163 Invalidate( SID_ZOOM_IN(10000 + 98) );
164 Invalidate( SID_ATTR_ZOOMSLIDER( 10000 + 1065 ) );
165 Cancel();
166 rReq.Done();
167 }
168 break;
169
170 case SID_OUTLINE_COLLAPSE_ALL( 10000 + 155 ):
171 {
172 pOutlinerView->CollapseAll();
173 Cancel();
174 rReq.Done();
175 }
176 break;
177
178 case SID_OUTLINE_COLLAPSE( 10000 + 231 ):
179 {
180 pOutlinerView->Collapse();
181 Cancel();
182 rReq.Done();
183 }
184 break;
185
186 case SID_OUTLINE_EXPAND_ALL( 10000 + 232 ):
187 {
188 pOutlinerView->ExpandAll();
189 Cancel();
190 rReq.Done();
191 }
192 break;
193
194 case SID_OUTLINE_EXPAND( 10000 + 233 ):
195 {
196 pOutlinerView->Expand();
197 Cancel();
198 rReq.Done();
199 }
200 break;
201
202 case SID_OUTLINE_FORMAT( 10000 + 154 ):
203 {
204 ::Outliner* pOutl = pOutlinerView->GetOutliner();
205 pOutl->SetFlatMode( !pOutl->IsFlatMode() );
206 Invalidate( SID_COLORVIEW(27000 +257) );
207 Cancel();
208 rReq.Done();
209 }
210 break;
211
212 case SID_SELECTALL(5000 + 723):
213 {
214 ::Outliner& rOutl = pOlView->GetOutliner();
215 sal_Int32 nParaCount = rOutl.GetParagraphCount();
216 if (nParaCount > 0)
217 {
218 pOutlinerView->SelectRange( 0, nParaCount );
219 }
220 Cancel();
221 }
222 break;
223
224 case SID_PRESENTATION( 10000 + 157 ):
225 case SID_PRESENTATION_CURRENT_SLIDE( 10000 + 158 ):
226 case SID_REHEARSE_TIMINGS( 10000 + 159 ):
227 {
228 pOlView->PrepareClose();
229 slideshowhelp::ShowSlideShow(rReq, *GetDoc());
230 Cancel();
231 rReq.Done();
232 }
233 break;
234
235 case SID_COLORVIEW(27000 +257):
236 {
237 ::Outliner* pOutl = pOutlinerView->GetOutliner();
238 EEControlBits nCntrl = pOutl->GetControlWord();
239
240 if ( !(nCntrl & EEControlBits::NOCOLORS) )
241 {
242 // color view is enabled: disable
243 pOutl->SetControlWord(nCntrl | EEControlBits::NOCOLORS);
244 }
245 else
246 {
247 // color view is disabled: enable
248 pOutl->SetControlWord(nCntrl & ~EEControlBits::NOCOLORS);
249 }
250
251 InvalidateWindows();
252 Invalidate( SID_COLORVIEW(27000 +257) );
253 Cancel();
254 rReq.Done();
255 }
256 break;
257
258 case SID_STYLE_EDIT(5000 + 550):
259 case SID_STYLE_UPDATE_BY_EXAMPLE(5000 + 556):
260 {
261 if( rReq.GetArgs() )
262 {
263 SetCurrentFunction( FuTemplate::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
264 Cancel();
265 }
266
267 rReq.Ignore ();
268 }
269 break;
270
271 case SID_PRESENTATION_DLG(27000 +339):
272 {
273 SetCurrentFunction( FuSlideShowDlg::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
274 Cancel();
275 }
276 break;
277
278 case SID_REMOTE_DLG(27000 +337):
279 {
280#ifdef ENABLE_SDREMOTE1
281 SdAbstractDialogFactory* pFact = SdAbstractDialogFactory::Create();
282 ScopedVclPtr<VclAbstractDialog> pDlg(pFact->CreateRemoteDialog(GetFrameWeld()));
2
←
Calling constructor for 'ScopedVclPtr<VclAbstractDialog>'
→
9
←
Returning from constructor for 'ScopedVclPtr<VclAbstractDialog>'
→
10
←
Calling implicit destructor for 'VclPtr<VclAbstractDialog>'
→
11
←
Calling '~Reference'
→
18
←
Returning from '~Reference'
→
19
←
Returning from destructor for 'VclPtr<VclAbstractDialog>'
→
283 pDlg->Execute();
20
←
Calling 'VclPtr::operator->'
→
284#endif
285 }
286 break;
287
288 case SID_CUSTOMSHOW_DLG(27000 +365):
289 {
290 SetCurrentFunction( FuCustomShowDlg::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
291 Cancel();
292 }
293 break;
294
295 case SID_PHOTOALBUM(27000 +336):
296 {
297 SdAbstractDialogFactory* pFact = SdAbstractDialogFactory::Create();
298 vcl::Window* pWin = GetActiveWindow();
299 ScopedVclPtr<VclAbstractDialog> pDlg(pFact->CreateSdPhotoAlbumDialog(
300 pWin ? pWin->GetFrameWeld() : nullptr,
301 GetDoc()));
302
303 pDlg->Execute();
304
305 Cancel();
306 rReq.Ignore ();
307 }
308 break;
309 }
310
311 if(HasCurrentFunction())
312 GetCurrentFunction()->Activate();
313
314 Invalidate( SID_OUTLINE_COLLAPSE_ALL( 10000 + 155 ) );
315 Invalidate( SID_OUTLINE_COLLAPSE( 10000 + 231 ) );
316 Invalidate( SID_OUTLINE_EXPAND_ALL( 10000 + 232 ) );
317 Invalidate( SID_OUTLINE_EXPAND( 10000 + 233 ) );
318
319 SfxBindings& rBindings = GetViewFrame()->GetBindings();
320 rBindings.Invalidate( SID_OUTLINE_LEFT( 10000 + 152 ) );
321 rBindings.Invalidate( SID_OUTLINE_RIGHT( 10000 + 153 ) );
322 rBindings.Invalidate( SID_OUTLINE_UP( 10000 + 150 ) );
323 rBindings.Invalidate( SID_OUTLINE_DOWN( 10000 + 151 ) );
324
325 Invalidate( SID_OUTLINE_FORMAT( 10000 + 154 ) );
326 Invalidate( SID_COLORVIEW(27000 +257) );
327 Invalidate(SID_CUT(5000 + 710));
328 Invalidate(SID_COPY(5000 + 711));
329 Invalidate(SID_PASTE(5000 + 712));
330 Invalidate(SID_PASTE_UNFORMATTED(5000 + 314));
331}
332
333void OutlineViewShell::FuTemporaryModify(SfxRequest &rReq)
334{
335 sal_uInt16 nSId = rReq.GetSlot();
336 std::unique_ptr<OutlineViewModelChangeGuard, o3tl::default_delete<OutlineViewModelChangeGuard>> aGuard;
337 if (nSId != SID_OUTLINE_BULLET( 10000 + 156 ) && nSId != FN_SVX_SET_BULLET( 10000 + 1137 ) && nSId != FN_SVX_SET_NUMBER( 10000 + 1136 ))
338 {
339 aGuard.reset( new OutlineViewModelChangeGuard(*pOlView) );
340 }
341 DeactivateCurrentFunction();
342
343 OutlinerView* pOutlinerView = pOlView->GetViewByWindow( GetActiveWindow() );
344 //sal_uInt16 nSId = rReq.GetSlot();
345
346 switch( nSId )
347 {
348 case SID_HYPERLINK_SETLINKTypedWhichId<SvxHyperlinkItem>(10000 + 362):
349 {
350 const SfxItemSet* pReqArgs = rReq.GetArgs();
351
352 if (pReqArgs)
353 {
354 const SvxHyperlinkItem* pHLItem =
355 &pReqArgs->Get(SID_HYPERLINK_SETLINKTypedWhichId<SvxHyperlinkItem>(10000 + 362));
356
357 SvxFieldItem aURLItem(SvxURLField(pHLItem->GetURL(),
358 pHLItem->GetName(),
359 SvxURLFormat::Repr), EE_FEATURE_FIELD);
360 ESelection aSel( pOutlinerView->GetSelection() );
361 pOutlinerView->InsertField(aURLItem);
362 if ( aSel.nStartPos <= aSel.nEndPos )
363 aSel.nEndPos = aSel.nStartPos + 1;
364 else
365 aSel.nStartPos = aSel.nEndPos + 1;
366 pOutlinerView->SetSelection( aSel );
367 }
368
369 Cancel();
370 rReq.Ignore ();
371 }
372 break;
373
374 case FN_INSERT_SOFT_HYPHEN((20000 + 300) + 43):
375 case FN_INSERT_HARDHYPHEN((20000 + 300) + 85):
376 case FN_INSERT_HARD_SPACE((20000 + 300) + 44):
377 case FN_INSERT_NNBSP((20000 + 300) + 45):
378 case SID_INSERT_RLM( 10000 + 1056 ) :
379 case SID_INSERT_LRM( 10000 + 1057 ) :
380 case SID_INSERT_ZWNBSP( 10000 + 1059 ) :
381 case SID_INSERT_ZWSP( 10000 + 1058 ):
382 case SID_CHARMAP((10000 + 500) + 3):
383 {
384 SetCurrentFunction( FuBullet::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
385 Cancel();
386 }
387 break;
388
389 case SID_OUTLINE_BULLET( 10000 + 156 ):
390 case FN_SVX_SET_BULLET( 10000 + 1137 ):
391 case FN_SVX_SET_NUMBER( 10000 + 1136 ):
392 {
393 SetCurrentFunction( FuBulletAndPosition::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
394 Cancel();
395 }
396 break;
397
398 case SID_THESAURUS( 10000 + 245 ):
399 {
400 SetCurrentFunction( FuThesaurus::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
401 Cancel();
402 rReq.Ignore ();
403 }
404 break;
405
406 case SID_CHAR_DLG_EFFECT( 10000 + 1133 ):
407 case SID_CHAR_DLG( 10000 + 296 ):
408 {
409 SetCurrentFunction( FuChar::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
410 Cancel();
411 }
412 break;
413
414 case SID_INSERTFILE(27000 +15):
415 {
416 SetCurrentFunction( FuInsertFile::Create(this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq) );
417 Cancel();
418 }
419 break;
420
421 case SID_PRESENTATIONOBJECT(27000 +113):
422 {
423 SetCurrentFunction( FuPresentationObjects::Create(this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq) );
424 Cancel();
425 }
426 break;
427
428 case SID_SET_DEFAULT( 10000 + 456 ):
429 {
430 pOutlinerView->RemoveAttribs(true); // sal_True = also paragraph attributes
431 Cancel();
432 rReq.Done();
433 }
434 break;
435
436 case SID_SUMMARY_PAGE(27000 +344):
437 {
438 pOlView->SetSelectedPages();
439 SetCurrentFunction( FuSummaryPage::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
440 pOlView->GetOutliner().Clear();
441 pOlView->FillOutliner();
442 pOlView->GetActualPage();
443 Cancel();
444 }
445 break;
446
447 case SID_EXPAND_PAGE(27000 +343):
448 {
449 pOlView->SetSelectedPages();
450 SetCurrentFunction( FuExpandPage::Create( this, GetActiveWindow(), pOlView.get(), GetDoc(), rReq ) );
451 pOlView->GetOutliner().Clear();
452 pOlView->FillOutliner();
453 pOlView->GetActualPage();
454 Cancel();
455 }
456 break;
457
458 case SID_INSERT_FLD_DATE_FIX(27000 +358):
459 case SID_INSERT_FLD_DATE_VAR(27000 +357):
460 case SID_INSERT_FLD_TIME_FIX(27000 +360):
461 case SID_INSERT_FLD_TIME_VAR(27000 +359):
462 case SID_INSERT_FLD_AUTHOR(27000 +364):
463 case SID_INSERT_FLD_PAGE(27000 +361):
464 case SID_INSERT_FLD_PAGE_TITLE(27000 +356):
465 case SID_INSERT_FLD_PAGES(27000 +373):
466 case SID_INSERT_FLD_FILE(27000 +363):
467 {
468 std::unique_ptr<SvxFieldItem> pFieldItem;
469
470 switch( nSId )
471 {
472 case SID_INSERT_FLD_DATE_FIX(27000 +358):
473 pFieldItem.reset(new SvxFieldItem(
474 SvxDateField( Date( Date::SYSTEM ), SvxDateType::Fix ), EE_FEATURE_FIELD ));
475 break;
476
477 case SID_INSERT_FLD_DATE_VAR(27000 +357):
478 pFieldItem.reset(new SvxFieldItem( SvxDateField(), EE_FEATURE_FIELD ));
479 break;
480
481 case SID_INSERT_FLD_TIME_FIX(27000 +360):
482 pFieldItem.reset(new SvxFieldItem(
483 SvxExtTimeField( ::tools::Time( ::tools::Time::SYSTEM ), SvxTimeType::Fix ), EE_FEATURE_FIELD ));
484 break;
485
486 case SID_INSERT_FLD_TIME_VAR(27000 +359):
487 pFieldItem.reset(new SvxFieldItem( SvxExtTimeField(), EE_FEATURE_FIELD ));
488 break;
489
490 case SID_INSERT_FLD_AUTHOR(27000 +364):
491 {
492 SvtUserOptions aUserOptions;
493 pFieldItem.reset(new SvxFieldItem(
494 SvxAuthorField(
495 aUserOptions.GetFirstName(), aUserOptions.GetLastName(), aUserOptions.GetID() )
496 , EE_FEATURE_FIELD ));
497 }
498 break;
499
500 case SID_INSERT_FLD_PAGE(27000 +361):
501 pFieldItem.reset(new SvxFieldItem( SvxPageField(), EE_FEATURE_FIELD ));
502 break;
503
504 case SID_INSERT_FLD_PAGE_TITLE(27000 +356):
505 pFieldItem.reset(new SvxFieldItem( SvxPageTitleField(), EE_FEATURE_FIELD));
506 break;
507
508 case SID_INSERT_FLD_PAGES(27000 +373):
509 pFieldItem.reset(new SvxFieldItem( SvxPagesField(), EE_FEATURE_FIELD ));
510 break;
511
512 case SID_INSERT_FLD_FILE(27000 +363):
513 {
514 OUString aName;
515 if( GetDocSh()->HasName() )
516 aName = GetDocSh()->GetMedium()->GetName();
517 //else
518 // aName = GetDocSh()->GetName();
519 pFieldItem.reset(new SvxFieldItem( SvxExtFileField( aName ), EE_FEATURE_FIELD ));
520 }
521 break;
522 }
523
524 const SvxFieldItem* pOldFldItem = pOutlinerView->GetFieldAtSelection();
525
526 if( pOldFldItem && ( nullptr != dynamic_cast< const SvxURLField *>( pOldFldItem->GetField() ) ||
527 nullptr != dynamic_cast< const SvxDateField *>( pOldFldItem->GetField() ) ||
528 nullptr != dynamic_cast< const SvxTimeField *>( pOldFldItem->GetField() ) ||
529 nullptr != dynamic_cast< const SvxExtTimeField *>( pOldFldItem->GetField() ) ||
530 nullptr != dynamic_cast< const SvxExtFileField *>( pOldFldItem->GetField() ) ||
531 nullptr != dynamic_cast< const SvxAuthorField *>( pOldFldItem->GetField() ) ||
532 nullptr != dynamic_cast< const SvxPageField *>( pOldFldItem->GetField() ) ||
533 nullptr != dynamic_cast< const SvxPagesField *>( pOldFldItem->GetField() )) )
534 {
535 // select field, so it gets deleted on Insert
536 ESelection aSel = pOutlinerView->GetSelection();
537 if( aSel.nStartPos == aSel.nEndPos )
538 aSel.nEndPos++;
539 pOutlinerView->SetSelection( aSel );
540 }
541
542 if( pFieldItem )
543 pOutlinerView->InsertField( *pFieldItem );
544
545 pFieldItem.reset();
546
547 Cancel();
548 rReq.Ignore ();
549 }
550 break;
551
552 case SID_MODIFY_FIELD(27000 +362):
553 {
554 const SvxFieldItem* pFldItem = pOutlinerView->GetFieldAtSelection();
555
556 if( pFldItem && (nullptr != dynamic_cast< const SvxDateField *>( pFldItem->GetField() ) ||
557 nullptr != dynamic_cast< const SvxAuthorField *>( pFldItem->GetField() ) ||
558 nullptr != dynamic_cast< const SvxExtFileField *>( pFldItem->GetField() ) ||
559 nullptr != dynamic_cast< const SvxExtTimeField *>( pFldItem->GetField() ) ) )
560 {
561 // Dialog...
562 SdAbstractDialogFactory* pFact = SdAbstractDialogFactory::Create();
563 vcl::Window* pWin = GetActiveWindow();
564 ScopedVclPtr<AbstractSdModifyFieldDlg> pDlg(pFact->CreateSdModifyFieldDlg(pWin ? pWin->GetFrameWeld() : nullptr, pFldItem->GetField(), pOutlinerView->GetAttribs() ));
565 if( pDlg->Execute() == RET_OK )
566 {
567 std::unique_ptr<SvxFieldData> pField(pDlg->GetField());
568 if( pField )
569 {
570 SvxFieldItem aFieldItem( *pField, EE_FEATURE_FIELD );
571 //pOLV->DeleteSelected(); <-- unfortunately missing!
572 // select field, so it gets deleted on Insert
573 ESelection aSel = pOutlinerView->GetSelection();
574 bool bSel = true;
575 if( aSel.nStartPos == aSel.nEndPos )
576 {
577 bSel = false;
578 aSel.nEndPos++;
579 }
580 pOutlinerView->SetSelection( aSel );
581
582 pOutlinerView->InsertField( aFieldItem );
583
584 // reset selection to original state
585 if( !bSel )
586 aSel.nEndPos--;
587 pOutlinerView->SetSelection( aSel );
588
589 pField.reset();
590 }
591
592 SfxItemSet aSet( pDlg->GetItemSet() );
593 if( aSet.Count() )
594 {
595 pOutlinerView->SetAttribs( aSet );
596
597 ::Outliner* pOutliner = pOutlinerView->GetOutliner();
598 if( pOutliner )
599 pOutliner->UpdateFields();
600 }
601 }
602 }
603
604 Cancel();
605 rReq.Ignore ();
606 }
607 break;
608 }
609
610 if(HasCurrentFunction())
611 GetCurrentFunction()->Activate();
612
613 Invalidate( SID_OUTLINE_COLLAPSE_ALL( 10000 + 155 ) );
614 Invalidate( SID_OUTLINE_COLLAPSE( 10000 + 231 ) );
615 Invalidate( SID_OUTLINE_EXPAND_ALL( 10000 + 232 ) );
616 Invalidate( SID_OUTLINE_EXPAND( 10000 + 233 ) );
617
618 SfxBindings& rBindings = GetViewFrame()->GetBindings();
619 rBindings.Invalidate( SID_OUTLINE_LEFT( 10000 + 152 ) );
620 rBindings.Invalidate( SID_OUTLINE_RIGHT( 10000 + 153 ) );
621 rBindings.Invalidate( SID_OUTLINE_UP( 10000 + 150 ) );
622 rBindings.Invalidate( SID_OUTLINE_DOWN( 10000 + 151 ) );
623
624 Invalidate( SID_OUTLINE_FORMAT( 10000 + 154 ) );
625 Invalidate( SID_COLORVIEW(27000 +257) );
626 Invalidate(SID_CUT(5000 + 710));
627 Invalidate(SID_COPY(5000 + 711));
628 Invalidate(SID_PASTE(5000 + 712));
629 Invalidate(SID_PASTE_UNFORMATTED(5000 + 314));
630}
631
632} // end of namespace sd
633
634/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx

→
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#ifndef INCLUDED_VCL_PTR_HXX
21#define INCLUDED_VCL_PTR_HXX
22
23#include <sal/config.h>
24
25#include <rtl/ref.hxx>
26
27#include <utility>
28#include <type_traits>
29
30#ifdef DBG_UTIL
31#ifndef _WIN32
32#include <vcl/vclmain.hxx>
33#endif
34#endif
35
36class VclReferenceBase;
37
38namespace vcl::detail {
39
40template<typename>
41constexpr bool isIncompleteOrDerivedFromVclReferenceBase(...) { return true; }
42
43template<typename T> constexpr bool isIncompleteOrDerivedFromVclReferenceBase(
44 int (*)[sizeof(T)])
45{ return std::is_base_of<VclReferenceBase, T>::value; }
46
47} // namespace vcl::detail
48
49/**
50 * A thin wrapper around rtl::Reference to implement the acquire and dispose semantics we want for references to vcl::Window subclasses.
51 *
52 * For more details on the design please see vcl/README.lifecycle
53 *
54 * @param reference_type must be a subclass of vcl::Window
55 */
56template <class reference_type>
57class VclPtr
58{
59 static_assert(
60 vcl::detail::isIncompleteOrDerivedFromVclReferenceBase<reference_type>(
61 nullptr),
62 "template argument type must be derived from VclReferenceBase");
63
64 ::rtl::Reference<reference_type> m_rInnerRef;
65
66public:
67 /** Constructor...
68 */
69 VclPtr()
70 : m_rInnerRef()
71 {}
72
73 /** Constructor...
74 */
75 VclPtr (reference_type * pBody)
76 : m_rInnerRef(pBody)
77 {}
78
79 /** Constructor... that doesn't take a ref.
80 */
81 VclPtr (reference_type * pBody, __sal_NoAcquire)
82 : m_rInnerRef(pBody, SAL_NO_ACQUIRE)
83 {}
84
85 /** Up-casting conversion constructor: Copies interface reference.
86
87 Does not work for up-casts to ambiguous bases. For the special case of
88 up-casting to Reference< XInterface >, see the corresponding conversion
89 operator.
90
91 @param rRef another reference
92 */
93 template< class derived_type >
94 VclPtr(
95 const VclPtr< derived_type > & rRef,
96 typename std::enable_if<
97 std::is_base_of<reference_type, derived_type>::value, int>::type
98 = 0 )
99 : m_rInnerRef( static_cast<reference_type*>(rRef) )
100 {
101 }
102
103#if defined(DBG_UTIL) && !defined(_WIN32)
104 virtual ~VclPtr()
105 {
106 assert(m_rInnerRef.get() == nullptr || vclmain::isAlive())(static_cast <bool> (m_rInnerRef.get() == nullptr || vclmain
::isAlive()) ? void (0) : __assert_fail ("m_rInnerRef.get() == nullptr || vclmain::isAlive()"
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 106, __extension__ __PRETTY_FUNCTION__));
107 // We can be one of the intermediate counts, but if we are the last
108 // VclPtr keeping this object alive, then something forgot to call dispose().
109 assert((!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1)(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef
->isDisposed() || m_rInnerRef->getRefCount() > 1) &&
"someone forgot to call dispose()") ? void (0) : __assert_fail
("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\""
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 110, __extension__ __PRETTY_FUNCTION__))
110 && "someone forgot to call dispose()")(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef
->isDisposed() || m_rInnerRef->getRefCount() > 1) &&
"someone forgot to call dispose()") ? void (0) : __assert_fail
("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\""
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 110, __extension__ __PRETTY_FUNCTION__));
111 }
112 VclPtr(VclPtr const &) = default;
113 VclPtr(VclPtr &&) = default;
114 VclPtr & operator =(VclPtr const &) = default;
115 VclPtr & operator =(VclPtr &&) = default;
116#endif
117
118 /**
119 * A construction helper for VclPtr. Since VclPtr types are created
120 * with a reference-count of one - to help fit into the existing
121 * code-flow; this helps us to construct them easily.
122 *
123 * For more details on the design please see vcl/README.lifecycle
124 *
125 * @tparam reference_type must be a subclass of vcl::Window
126 */
127 template<typename... Arg> [[nodiscard]] static VclPtr< reference_type > Create(Arg &&... arg)
128 {
129 return VclPtr< reference_type >( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE );
130 }
131
132 /** Probably most common used: handle->someBodyOp().
133 */
134 reference_type * operator->() const
135 {
136 return m_rInnerRef.get();
21
←
Calling 'Reference::get'
→
137 }
138
139 /** Get the body. Can be used instead of operator->().
140 I.e. handle->someBodyOp() and handle.get()->someBodyOp()
141 are the same.
142 */
143 reference_type * get() const
144 {
145 return m_rInnerRef.get();
146 }
147
148 void set(reference_type *pBody)
149 {
150 m_rInnerRef.set(pBody);
151 }
152
153 void reset(reference_type *pBody)
154 {
155 m_rInnerRef.set(pBody);
156 }
157
158 /** Up-casting copy assignment operator.
159
160 Does not work for up-casts to ambiguous bases.
161
162 @param rRef another reference
163 */
164 template<typename derived_type>
165 typename std::enable_if<
166 std::is_base_of<reference_type, derived_type>::value,
167 VclPtr &>::type
168 operator =(VclPtr<derived_type> const & rRef)
169 {
170 m_rInnerRef.set(rRef.get());
171 return *this;
172 }
173
174 VclPtr & operator =(reference_type * pBody)
175 {
176 m_rInnerRef.set(pBody);
177 return *this;
178 }
179
180 operator reference_type * () const
181 {
182 return m_rInnerRef.get();
183 }
184
185 explicit operator bool () const
186 {
187 return m_rInnerRef.get() != nullptr;
188 }
189
190 void clear()
191 {
192 m_rInnerRef.clear();
193 }
194
195 void reset()
196 {
197 m_rInnerRef.clear();
198 }
199
200 void disposeAndClear()
201 {
202 // hold it alive for the lifetime of this method
203 ::rtl::Reference<reference_type> aTmp(m_rInnerRef);
204 m_rInnerRef.clear(); // we should use some 'swap' method ideally ;-)
205 if (aTmp.get()) {
206 aTmp->disposeOnce();
207 }
208 }
209
210 /** Needed to place VclPtr's into STL collection.
211 */
212 bool operator< (const VclPtr<reference_type> & handle) const
213 {
214 return (m_rInnerRef < handle.m_rInnerRef);
215 }
216}; // class VclPtr
217
218template<typename T1, typename T2>
219inline bool operator ==(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
220 return p1.get() == p2.get();
221}
222
223template<typename T> inline bool operator ==(VclPtr<T> const & p1, T const * p2)
224{
225 return p1.get() == p2;
226}
227
228template<typename T> inline bool operator ==(VclPtr<T> const & p1, T * p2) {
229 return p1.get() == p2;
230}
231
232template<typename T> inline bool operator ==(T const * p1, VclPtr<T> const & p2)
233{
234 return p1 == p2.get();
235}
236
237template<typename T> inline bool operator ==(T * p1, VclPtr<T> const & p2) {
238 return p1 == p2.get();
239}
240
241template<typename T1, typename T2>
242inline bool operator !=(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
243 return !(p1 == p2);
244}
245
246template<typename T> inline bool operator !=(VclPtr<T> const & p1, T const * p2)
247{
248 return !(p1 == p2);
249}
250
251template<typename T> inline bool operator !=(VclPtr<T> const & p1, T * p2) {
252 return !(p1 == p2);
253}
254
255template<typename T> inline bool operator !=(T const * p1, VclPtr<T> const & p2)
256{
257 return !(p1 == p2);
258}
259
260template<typename T> inline bool operator !=(T * p1, VclPtr<T> const & p2) {
261 return !(p1 == p2);
262}
263
264/**
265 * A construction helper for a temporary VclPtr. Since VclPtr types
266 * are created with a reference-count of one - to help fit into
267 * the existing code-flow; this helps us to construct them easily.
268 * see also VclPtr::Create and ScopedVclPtr
269 *
270 * For more details on the design please see vcl/README.lifecycle
271 *
272 * @param reference_type must be a subclass of vcl::Window
273 */
274template <class reference_type>
275class SAL_WARN_UNUSED__attribute__((warn_unused)) VclPtrInstance final : public VclPtr<reference_type>
276{
277public:
278 template<typename... Arg> VclPtrInstance(Arg &&... arg)
279 : VclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
280 {
281 }
282
283 /**
284 * Override and disallow this, to prevent people accidentally calling it and actually
285 * getting VclPtr::Create and getting a naked VclPtr<> instance
286 */
287 template<typename... Arg> static VclPtrInstance< reference_type > Create(Arg &&... ) = delete;
288};
289
290template <class reference_type>
291class ScopedVclPtr : public VclPtr<reference_type>
292{
293public:
294 /** Constructor...
295 */
296 ScopedVclPtr()
297 : VclPtr<reference_type>()
298 {}
299
300 /** Constructor
301 */
302 ScopedVclPtr (reference_type * pBody)
303 : VclPtr<reference_type>(pBody)
304 {}
305
306 /** Copy constructor...
307 */
308 ScopedVclPtr (const VclPtr<reference_type> & handle)
309 : VclPtr<reference_type>(handle)
3
←
Calling implicit copy constructor for 'VclPtr<VclAbstractDialog>'
→
4
←
Calling copy constructor for 'Reference<VclAbstractDialog>'
→
7
←
Returning from copy constructor for 'Reference<VclAbstractDialog>'
→
8
←
Returning from copy constructor for 'VclPtr<VclAbstractDialog>'
→
310 {}
311
312 /**
313 Assignment that releases the last reference.
314 */
315 void disposeAndReset(reference_type *pBody)
316 {
317 if (pBody != this->get()) {
318 VclPtr<reference_type>::disposeAndClear();
319 VclPtr<reference_type>::set(pBody);
320 }
321 }
322
323 /**
324 Assignment that releases the last reference.
325 */
326 ScopedVclPtr<reference_type>& operator = (reference_type * pBody)
327 {
328 disposeAndReset(pBody);
329 return *this;
330 }
331
332 /** Up-casting conversion constructor: Copies interface reference.
333
334 Does not work for up-casts to ambiguous bases. For the special case of
335 up-casting to Reference< XInterface >, see the corresponding conversion
336 operator.
337
338 @param rRef another reference
339 */
340 template< class derived_type >
341 ScopedVclPtr(
342 const VclPtr< derived_type > & rRef,
343 typename std::enable_if<
344 std::is_base_of<reference_type, derived_type>::value, int>::type
345 = 0 )
346 : VclPtr<reference_type>( rRef )
347 {
348 }
349
350 /** Up-casting assignment operator.
351
352 Does not work for up-casts to ambiguous bases.
353
354 @param rRef another VclPtr
355 */
356 template<typename derived_type>
357 typename std::enable_if<
358 std::is_base_of<reference_type, derived_type>::value,
359 ScopedVclPtr &>::type
360 operator =(VclPtr<derived_type> const & rRef)
361 {
362 disposeAndReset(rRef.get());
363 return *this;
364 }
365
366 /**
367 * Override and disallow this, to prevent people accidentally calling it and actually
368 * getting VclPtr::Create and getting a naked VclPtr<> instance
369 */
370 template<typename... Arg> static ScopedVclPtr< reference_type > Create(Arg &&... ) = delete;
371
372 ~ScopedVclPtr()
373 {
374 VclPtr<reference_type>::disposeAndClear();
375 assert(VclPtr<reference_type>::get() == nullptr)(static_cast <bool> (VclPtr<reference_type>::get(
) == nullptr) ? void (0) : __assert_fail ("VclPtr<reference_type>::get() == nullptr"
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 375, __extension__ __PRETTY_FUNCTION__)); // make sure there are no lingering references
376 }
377
378private:
379 // Most likely we don't want this default copy-constructor.
380 ScopedVclPtr (const ScopedVclPtr<reference_type> &) = delete;
381 // And certainly we don't want a default assignment operator.
382 ScopedVclPtr<reference_type>& operator = (const ScopedVclPtr<reference_type> &) = delete;
383 // And disallow reset as that doesn't call disposeAndClear on the original reference
384 void reset() = delete;
385 void reset(reference_type *pBody) = delete;
386
387protected:
388 ScopedVclPtr (reference_type * pBody, __sal_NoAcquire)
389 : VclPtr<reference_type>(pBody, SAL_NO_ACQUIRE)
390 {}
391};
392
393/**
394 * A construction helper for ScopedVclPtr. Since VclPtr types are created
395 * with a reference-count of one - to help fit into the existing
396 * code-flow; this helps us to construct them easily.
397 *
398 * For more details on the design please see vcl/README.lifecycle
399 *
400 * @param reference_type must be a subclass of vcl::Window
401 */
402#if defined _MSC_VER
403#pragma warning(push)
404#pragma warning(disable: 4521) // " multiple copy constructors specified"
405#endif
406template <class reference_type>
407class SAL_WARN_UNUSED__attribute__((warn_unused)) ScopedVclPtrInstance final : public ScopedVclPtr<reference_type>
408{
409public:
410 template<typename... Arg> ScopedVclPtrInstance(Arg &&... arg)
411 : ScopedVclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
412 {
413 }
414
415 /**
416 * Override and disallow this, to prevent people accidentally calling it and actually
417 * getting VclPtr::Create and getting a naked VclPtr<> instance
418 */
419 template<typename... Arg> static ScopedVclPtrInstance< reference_type > Create(Arg &&...) = delete;
420
421private:
422 // Prevent the above perfect forwarding ctor from hijacking (accidental)
423 // attempts at ScopedVclPtrInstance copy construction (where the hijacking
424 // would typically lead to somewhat obscure error messages); both non-const
425 // and const variants are needed here, as the ScopedVclPtr base class has a
426 // const--variant copy ctor, so the implicitly declared copy ctor for
427 // ScopedVclPtrInstance would also be the const variant, so non-const copy
428 // construction attempts would be hijacked by the perfect forwarding ctor;
429 // but if we only declared a non-const variant here, the const variant would
430 // no longer be implicitly declared (as there would already be an explicitly
431 // declared copy ctor), so const copy construction attempts would then be
432 // hijacked by the perfect forwarding ctor:
433 ScopedVclPtrInstance(ScopedVclPtrInstance &) = delete;
434 ScopedVclPtrInstance(ScopedVclPtrInstance const &) = delete;
435};
436#if defined _MSC_VER
437#pragma warning(pop)
438#endif
439
440#endif // INCLUDED_VCL_PTR_HXX
441
442/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

/home/maarten/src/libreoffice/core/include/rtl/ref.hxx

→
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#ifndef INCLUDED_RTL_REF_HXX
21#define INCLUDED_RTL_REF_HXX
22
23#include "sal/config.h"
24
25#include <cassert>
26#include <cstddef>
27#include <functional>
28#ifdef LIBO_INTERNAL_ONLY1
29#include <type_traits>
30#endif
31
32#include "sal/types.h"
33
34namespace rtl
35{
36
37/** Template reference class for reference type.
38*/
39template <class reference_type>
40class Reference
41{
42 /** The <b>reference_type</b> body pointer.
43 */
44 reference_type * m_pBody;
45
46
47public:
48 /** Constructor...
49 */
50 Reference()
51 : m_pBody (NULL__null)
52 {}
53
54
55 /** Constructor...
56 */
57 Reference (reference_type * pBody, __sal_NoAcquire)
58 : m_pBody (pBody)
59 {
60 }
61
62 /** Constructor...
63 */
64 Reference (reference_type * pBody)
65 : m_pBody (pBody)
66 {
67 if (m_pBody)
68 m_pBody->acquire();
69 }
70
71 /** Copy constructor...
72 */
73 Reference (const Reference<reference_type> & handle)
74 : m_pBody (handle.m_pBody)
75 {
76 if (m_pBody)
5
←
Assuming field 'm_pBody' is non-null
→
6
←
Taking true branch
→
77 m_pBody->acquire();
78 }
79
80#ifdef LIBO_INTERNAL_ONLY1
81 /** Move constructor...
82 */
83 Reference (Reference<reference_type> && handle) noexcept
84 : m_pBody (handle.m_pBody)
85 {
86 handle.m_pBody = nullptr;
87 }
88#endif
89
90#if defined LIBO_INTERNAL_ONLY1
91 /** Up-casting conversion constructor: Copies interface reference.
92
93 Does not work for up-casts to ambiguous bases.
94
95 @param rRef another reference
96 */
97 template< class derived_type >
98 inline Reference(
99 const Reference< derived_type > & rRef,
100 std::enable_if_t<std::is_base_of_v<reference_type, derived_type>, int> = 0 )
101 : m_pBody (rRef.get())
102 {
103 if (m_pBody)
104 m_pBody->acquire();
105 }
106#endif
107
108 /** Destructor...
109 */
110 ~Reference() COVERITY_NOEXCEPT_FALSE
111 {
112 if (m_pBody
11.1
Field 'm_pBody' is non-null
11.1
Field 'm_pBody' is non-null
11.1
Field 'm_pBody' is non-null
11.1
Field 'm_pBody' is non-null
)
12
←
Taking true branch
→
113 m_pBody->release();
13
←
Calling 'VclReferenceBase::release'
→
17
←
Returning; memory was released
→
114 }
115
116 /** Set...
117 Similar to assignment.
118 */
119 Reference<reference_type> &
120 SAL_CALL set (reference_type * pBody)
121 {
122 if (pBody)
123 pBody->acquire();
124 reference_type * const pOld = m_pBody;
125 m_pBody = pBody;
126 if (pOld)
127 pOld->release();
128 return *this;
129 }
130
131 /** Assignment.
132 Unbinds this instance from its body (if bound) and
133 bind it to the body represented by the handle.
134 */
135 Reference<reference_type> &
136 SAL_CALL operator= (const Reference<reference_type> & handle)
137 {
138 return set( handle.m_pBody );
139 }
140
141#ifdef LIBO_INTERNAL_ONLY1
142 /** Assignment.
143 * Unbinds this instance from its body (if bound),
144 * bind it to the body represented by the handle, and
145 * set the body represented by the handle to nullptr.
146 */
147 Reference<reference_type> &
148 operator= (Reference<reference_type> && handle)
149 {
150 // self-movement guts ourself
151 if (m_pBody)
152 m_pBody->release();
153 m_pBody = handle.m_pBody;
154 handle.m_pBody = nullptr;
155 return *this;
156 }
157#endif
158
159 /** Assignment...
160 */
161 Reference<reference_type> &
162 SAL_CALL operator= (reference_type * pBody)
163 {
164 return set( pBody );
165 }
166
167 /** Unbind the body from this handle.
168 Note that for a handle representing a large body,
169 "handle.clear().set(new body());" _might_
170 perform a little bit better than "handle.set(new body());",
171 since in the second case two large objects exist in memory
172 (the old body and the new body).
173 */
174 Reference<reference_type> & SAL_CALL clear()
175 {
176 if (m_pBody)
177 {
178 reference_type * const pOld = m_pBody;
179 m_pBody = NULL__null;
180 pOld->release();
181 }
182 return *this;
183 }
184
185
186 /** Get the body. Can be used instead of operator->().
187 I.e. handle->someBodyOp() and handle.get()->someBodyOp()
188 are the same.
189 */
190 reference_type * SAL_CALL get() const
191 {
192 return m_pBody;
22
←
Use of memory after it is freed
193 }
194
195
196 /** Probably most common used: handle->someBodyOp().
197 */
198 reference_type * SAL_CALL operator->() const
199 {
200 assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail
("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx"
, 200, __extension__ __PRETTY_FUNCTION__));
201 return m_pBody;
202 }
203
204
205 /** Allows (*handle).someBodyOp().
206 */
207 reference_type & SAL_CALL operator*() const
208 {
209 assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail
("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx"
, 209, __extension__ __PRETTY_FUNCTION__));
210 return *m_pBody;
211 }
212
213
214 /** Returns True if the handle does point to a valid body.
215 */
216 bool SAL_CALL is() const
217 {
218 return (m_pBody != NULL__null);
219 }
220
221#if defined LIBO_INTERNAL_ONLY1
222 /** Returns True if the handle does point to a valid body.
223 */
224 explicit operator bool() const
225 {
226 return is();
227 }
228#endif
229
230 /** Returns True if this points to pBody.
231 */
232 bool SAL_CALL operator== (const reference_type * pBody) const
233 {
234 return (m_pBody == pBody);
235 }
236
237
238 /** Returns True if handle points to the same body.
239 */
240 bool
241 SAL_CALL operator== (const Reference<reference_type> & handle) const
242 {
243 return (m_pBody == handle.m_pBody);
244 }
245
246
247 /** Needed to place References into STL collection.
248 */
249 bool
250 SAL_CALL operator!= (const Reference<reference_type> & handle) const
251 {
252 return (m_pBody != handle.m_pBody);
253 }
254
255
256 /** Needed to place References into STL collection.
257 */
258 bool
259 SAL_CALL operator< (const Reference<reference_type> & handle) const
260 {
261 return (m_pBody < handle.m_pBody);
262 }
263
264
265 /** Needed to place References into STL collection.
266 */
267 bool
268 SAL_CALL operator> (const Reference<reference_type> & handle) const
269 {
270 return (m_pBody > handle.m_pBody);
271 }
272};
273
274} // namespace rtl
275
276#if defined LIBO_INTERNAL_ONLY1
277namespace std
278{
279
280/// @cond INTERNAL
281/**
282 Make rtl::Reference hashable by default for use in STL containers.
283
284 @since LibreOffice 6.3
285*/
286template<typename T>
287struct hash<::rtl::Reference<T>>
288{
289 std::size_t operator()(::rtl::Reference<T> const & s) const
290 { return std::size_t(s.get()); }
291};
292/// @endcond
293
294}
295
296#endif
297
298#endif /* ! INCLUDED_RTL_REF_HXX */
299
300/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

/home/maarten/src/libreoffice/core/include/vcl/vclreferencebase.hxx

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#ifndef INCLUDED_VCL_Reference_HXX
20#define INCLUDED_VCL_Reference_HXX
21
22#include <vcl/dllapi.h>
23#include <osl/interlck.h>
24
25class VCL_DLLPUBLIC__attribute__ ((visibility("default"))) VclReferenceBase
26{
27 mutable oslInterlockedCount mnRefCnt;
28
29 template<typename T> friend class VclPtr;
30
31public:
32 void acquire() const
33 {
34 osl_atomic_increment(&mnRefCnt)__sync_add_and_fetch((&mnRefCnt), 1);
35 }
36
37 void release() const
38 {
39 if (osl_atomic_decrement(&mnRefCnt)__sync_sub_and_fetch((&mnRefCnt), 1) == 0)
14
←
Assuming the condition is true
→
15
←
Taking true branch
→
40 delete this;
16
←
Memory is released
→
41 }
42#ifdef DBG_UTIL
43#ifndef _WIN32
44 sal_Int32 getRefCount() const { return mnRefCnt; }
45#endif
46#endif
47
48
49private:
50 VclReferenceBase(const VclReferenceBase&) = delete;
51 VclReferenceBase& operator=(const VclReferenceBase&) = delete;
52
53 bool mbDisposed : 1;
54
55protected:
56 VclReferenceBase();
57protected:
58 virtual ~VclReferenceBase();
59
60protected:
61 virtual void dispose();
62
63public:
64 void disposeOnce();
65 bool isDisposed() const { return mbDisposed; }
66
67};
68#endif