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 futempl.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/func/futempl.cxx

/home/maarten/src/libreoffice/core/sd/source/ui/func/futempl.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 <com/sun/star/style/XStyleFamiliesSupplier.hpp>
21#include <com/sun/star/beans/XPropertySet.hpp>
22#include <com/sun/star/container/XNameAccess.hpp>
23#include <com/sun/star/frame/XModel.hpp>
24
25#include <futempl.hxx>
26
27#include <svx/svxids.hrc>
28#include <sfx2/bindings.hxx>
29#include <sfx2/dispatch.hxx>
30#include <editeng/eeitem.hxx>
31#include <sfx2/request.hxx>
32#include <sfx2/sfxdlg.hxx>
33#include <editeng/numitem.hxx>
34#include <svx/svdopage.hxx>
35#include <editeng/colritem.hxx>
36#include <editeng/brushitem.hxx>
37#include <svx/svditer.hxx>
38#include <svx/sdr/properties/properties.hxx>
39#include <svl/intitem.hxx>
40
41#include <sfx2/viewfrm.hxx>
42#include <svx/xlndsit.hxx>
43#include <svx/xlnstit.hxx>
44#include <svx/xlnedit.hxx>
45#include <svx/xbtmpit.hxx>
46#include <svx/xflgrit.hxx>
47#include <svx/xflftrit.hxx>
48#include <svx/xflhtit.hxx>
49#include <app.hrc>
50#include <stlsheet.hxx>
51#include <sdpage.hxx>
52#include <stlpool.hxx>
53#include <sdmod.hxx>
54#include <View.hxx>
55#include <drawdoc.hxx>
56#include <DrawDocShell.hxx>
57#include <DrawViewShell.hxx>
58#include <ViewShell.hxx>
59
60#include <strings.hrc>
61#include <prlayout.hxx>
62#include <sdresid.hxx>
63#include <OutlineView.hxx>
64#include <sdabstdlg.hxx>
65#include <memory>
66
67using namespace com::sun::star::uno;
68using namespace com::sun::star::container;
69using namespace com::sun::star::beans;
70using namespace com::sun::star::style;
71
72namespace sd
73{
74
75
76FuTemplate::FuTemplate (
77 ViewShell* pViewSh,
78 ::sd::Window* pWin,
79 ::sd::View* pView,
80 SdDrawDocument* pDoc,
81 SfxRequest& rReq )
82 : FuPoor( pViewSh, pWin, pView, pDoc, rReq )
83{
84}
85
86rtl::Reference<FuPoor> FuTemplate::Create( ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument* pDoc, SfxRequest& rReq )
87{
88 rtl::Reference<FuPoor> xFunc( new FuTemplate( pViewSh, pWin, pView, pDoc, rReq ) );
89 xFunc->DoExecute(rReq);
90 return xFunc;
91}
92
93void FuTemplate::DoExecute( SfxRequest& rReq )
94{
95 const SfxItemSet* pArgs = rReq.GetArgs();
96 sal_uInt16 nSId = rReq.GetSlot();
97
98 // get StyleSheet parameter
99 SfxStyleSheetBasePool* pSSPool = mpDoc->GetDocSh()->GetStyleSheetPool();
100 SfxStyleSheetBase* pStyleSheet = nullptr;
101
102 const SfxPoolItem* pItem;
103 SfxStyleFamily nFamily = SfxStyleFamily(USHRT_MAX(32767 *2 +1));
104 if( pArgs && SfxItemState::SET == pArgs->GetItemState( SID_STYLE_FAMILYTypedWhichId<SfxUInt16Item>(5000 + 553),
1
Assuming 'pArgs' is null
→
2
←
Taking false branch
→
105 false, &pItem ))
106 {
107 nFamily = static_cast<SfxStyleFamily>( pArgs->Get( SID_STYLE_FAMILYTypedWhichId<SfxUInt16Item>(5000 + 553) ).GetValue());
108 }
109 else if( pArgs
2.1
'pArgs' is null
2.1
'pArgs' is null
2.1
'pArgs' is null
2.1
'pArgs' is null
 && SfxItemState::SET == pArgs->GetItemState( SID_STYLE_FAMILYNAMETypedWhichId<SfxStringItem>(5000 + 566),
3
←
Taking false branch
→
110 false, &pItem ))
111 {
112 OUString sFamily = pArgs->Get( SID_STYLE_FAMILYNAMETypedWhichId<SfxStringItem>(5000 + 566) ).GetValue();
113 if (sFamily == "graphics")
114 nFamily = SfxStyleFamily::Para;
115 else
116 nFamily = SfxStyleFamily::Pseudo;
117 }
118
119 OUString aStyleName;
120 sal_uInt16 nRetMask = static_cast<sal_uInt16>(SfxStyleSearchBits::All);
121
122 switch( nSId )
4
←
'Default' branch taken. Execution continues on line 158
→
123 {
124 case SID_STYLE_APPLY(5000 + 552):
125 case SID_STYLE_EDIT(5000 + 550):
126 case SID_STYLE_DELETE(5000 + 551):
127 case SID_STYLE_HIDE(5000 + 1603):
128 case SID_STYLE_SHOW(5000 + 1604):
129 case SID_STYLE_FAMILYTypedWhichId<SfxUInt16Item>(5000 + 553):
130 case SID_STYLE_NEW_BY_EXAMPLE(5000 + 555):
131 {
132 const SfxStringItem* pNameItem = rReq.GetArg<SfxStringItem>(SID_APPLY_STYLE(5000 + 1703));
133 const SfxStringItem* pFamilyItem = rReq.GetArg<SfxStringItem>(SID_STYLE_FAMILYNAMETypedWhichId<SfxStringItem>(5000 + 566));
134 if ( pFamilyItem && pNameItem )
135 {
136 try
137 {
138 Reference< XStyleFamiliesSupplier > xModel(mpDoc->GetDocSh()->GetModel(), UNO_QUERY_THROW );
139 Reference< XNameAccess > xCont( xModel->getStyleFamilies() );
140 Reference< XNameAccess > xStyles( xCont->getByName(pFamilyItem->GetValue()), UNO_QUERY_THROW );
141 Reference< XPropertySet > xInfo( xStyles->getByName( pNameItem->GetValue() ), UNO_QUERY_THROW );
142
143 OUString aUIName;
144 xInfo->getPropertyValue( "DisplayName" ) >>= aUIName;
145 if ( !aUIName.isEmpty() )
146 rReq.AppendItem( SfxStringItem( nSId, aUIName ) );
147 }
148 catch( Exception& )
149 {
150 }
151 }
152
153 if (pArgs && pArgs->GetItemState(nSId) == SfxItemState::SET)
154 aStyleName = static_cast<const SfxStringItem &>( pArgs->Get( nSId ) ).GetValue();
155 }
156 }
157
158 switch( nSId )
5
←
Control jumps to 'case 5549:' at line 160
→
159 {
160 case SID_STYLE_NEW(5000 + 549):
161 {
162 SfxStyleSheetBase *p = pSSPool->Find(aStyleName, nFamily );
163 if(p)
6
←
Assuming 'p' is null
→
7
←
Taking false branch
→
164 {
165 pSSPool->Remove(p);
166 p = nullptr;
167 }
168 pStyleSheet = &pSSPool->Make( aStyleName, nFamily, SfxStyleSearchBits::UserDefined );
169
170 if (pArgs
7.1
'pArgs' is null
7.1
'pArgs' is null
7.1
'pArgs' is null
7.1
'pArgs' is null
 && pArgs->GetItemState(SID_STYLE_REFERENCETypedWhichId<SfxStringItem>(5000 + 1602)) == SfxItemState::SET)
8
←
Taking false branch
→
171 {
172 OUString aParentName( pArgs->Get(SID_STYLE_REFERENCETypedWhichId<SfxStringItem>(5000 + 1602)).GetValue());
173 pStyleSheet->SetParent(aParentName);
174 }
175 else
176 {
177 pStyleSheet->SetParent(SdResId(STR_STANDARD_STYLESHEET_NAMEreinterpret_cast<char const *>("STR_STANDARD_STYLESHEET_NAME"
"\004" u8"Default Drawing Style")));
178 }
179 }
180 break;
9
←
 Execution continues on line 286
→
181
182 case SID_STYLE_NEW_BY_EXAMPLE(5000 + 555):
183 {
184 // at the moment, the dialog to enter the name of the template is still opened
185 SfxStyleSheetBase *p = pSSPool->Find(aStyleName, nFamily );
186 if(p)
187 {
188 pSSPool->Remove(p);
189 p = nullptr;
190 }
191 pStyleSheet = &pSSPool->Make( aStyleName, nFamily, SfxStyleSearchBits::UserDefined );
192 pStyleSheet->SetParent(SdResId(STR_STANDARD_STYLESHEET_NAMEreinterpret_cast<char const *>("STR_STANDARD_STYLESHEET_NAME"
"\004" u8"Default Drawing Style")));
193 }
194 break;
195
196 case SID_STYLE_EDIT(5000 + 550):
197 pStyleSheet = pSSPool->Find( aStyleName, nFamily);
198 break;
199
200 case SID_STYLE_DELETE(5000 + 551):
201 pStyleSheet = pSSPool->Find( aStyleName, nFamily);
202 if( pStyleSheet )
203 {
204 pSSPool->Remove( pStyleSheet );
205 nRetMask = sal_uInt16(true);
206 mpDoc->SetChanged();
207 }
208 else
209 {
210 nRetMask = sal_uInt16(false);
211 }
212 break;
213
214 case SID_STYLE_HIDE(5000 + 1603):
215 case SID_STYLE_SHOW(5000 + 1604):
216 pStyleSheet = pSSPool->Find( aStyleName, nFamily);
217 pStyleSheet->SetHidden( nSId == SID_STYLE_HIDE(5000 + 1603) );
218 nRetMask = sal_uInt16(true);
219 break;
220
221 case SID_STYLE_APPLY(5000 + 552):
222 // apply the template to the document
223 pStyleSheet = pSSPool->Find( aStyleName, nFamily);
224
225 // do not set presentation styles, they will be set implicit
226 if ( pStyleSheet && pStyleSheet->GetFamily() != SfxStyleFamily::Pseudo )
227 {
228 SfxStyleSheet* pOldStyleSheet = mpView->GetStyleSheet();
229 OUString aStr;
230
231 if( // if the object had no style sheet, allow all
232 !pOldStyleSheet ||
233
234 // allow if old and new style sheet has same family
235 pStyleSheet->GetFamily() == pOldStyleSheet->GetFamily() ||
236
237 // allow if old was background objects and new is graphics
238 (pStyleSheet->GetFamily() == SfxStyleFamily::Para && pOldStyleSheet->GetHelpId( aStr ) == HID_PSEUDOSHEET_BACKGROUNDOBJECTS((32768 +27000) + 96)) ||
239
240 // allow if old was presentation and we are a drawing document
241 (pOldStyleSheet->GetFamily() == SfxStyleFamily::Page && mpDoc->GetDocumentType() == DocumentType::Draw) )
242 {
243 mpView->SetStyleSheet( static_cast<SfxStyleSheet*>(pStyleSheet));
244 mpDoc->SetChanged();
245 mpViewShell->GetViewFrame()->GetBindings().Invalidate( SID_STYLE_FAMILY2((5000 + 541) + 1) );
246 }
247 }
248 break;
249
250 case SID_STYLE_WATERCAN(5000 + 554):
251 {
252 if( !SD_MOD()( static_cast<SdModule*>(SfxApplication::GetModule(SfxToolsModule
::Draw)) )->GetWaterCan() )
253 {
254 if (pArgs && pArgs->GetItemState( nSId ) == SfxItemState::SET)
255 {
256 aStyleName = static_cast<const SfxStringItem &>( pArgs->Get( nSId ) ).GetValue();
257 SD_MOD()( static_cast<SdModule*>(SfxApplication::GetModule(SfxToolsModule
::Draw)) )->SetWaterCan( true );
258 pStyleSheet = pSSPool->Find( aStyleName, nFamily);
259 }
260 // no presentation object templates, they are only allowed implicitly
261 if( pStyleSheet && pStyleSheet->GetFamily() != SfxStyleFamily::Pseudo )
262 {
263 static_cast<SdStyleSheetPool*>( pSSPool )->SetActualStyleSheet( pStyleSheet );
264
265 // we switch explicitly into selection mode
266 mpViewShell->GetViewFrame()->GetDispatcher()->Execute( SID_OBJECT_SELECT( 10000 + 128 ),
267 SfxCallMode::ASYNCHRON | SfxCallMode::RECORD );
268
269 }
270 else
271 SD_MOD()( static_cast<SdModule*>(SfxApplication::GetModule(SfxToolsModule
::Draw)) )->SetWaterCan( false );
272 }
273 else
274 {
275 SD_MOD()( static_cast<SdModule*>(SfxApplication::GetModule(SfxToolsModule
::Draw)) )->SetWaterCan( false );
276 // we have to re-enable to tools-bar
277 mpViewShell->Invalidate();
278 }
279 }
280 break;
281
282 default:
283 break;
284 }
285
286 switch( nSId )
10
←
Control jumps to 'case 5549:' at line 288
→
287 {
288 case SID_STYLE_NEW(5000 + 549):
289 case SID_STYLE_EDIT(5000 + 550):
290 {
291 PresentationObjects ePO = PresentationObjects::Outline_1;
292
293 if( pStyleSheet
10.1
'pStyleSheet' is non-null
10.1
'pStyleSheet' is non-null
10.1
'pStyleSheet' is non-null
10.1
'pStyleSheet' is non-null
 )
11
←
Taking true branch
→
294 {
295 ScopedVclPtr<SfxAbstractTabDialog> pStdDlg;
296 ScopedVclPtr<SfxAbstractTabDialog> pPresDlg;
297 SdAbstractDialogFactory* pFact = SdAbstractDialogFactory::Create();
298
299 SfxStyleFamily eFamily = pStyleSheet->GetFamily();
300
301 if (eFamily == SfxStyleFamily::Para)
12
←
Assuming 'eFamily' is equal to Para
→
13
←
Taking true branch
→
302 {
303 pStdDlg.disposeAndReset(pFact ? pFact->CreateSdTabTemplateDlg(mpViewShell->GetFrameWeld(), mpDoc->GetDocSh(), *pStyleSheet, mpDoc, mpView) : nullptr);
14
←
Assuming 'pFact' is non-null
→
15
←
'?' condition is true
→
16
←
Calling implicit destructor for 'VclPtr<SfxAbstractTabDialog>'
→
17
←
Calling '~Reference'
→
24
←
Returning from '~Reference'
→
25
←
Returning from destructor for 'VclPtr<SfxAbstractTabDialog>'
→
304 }
305 else if (eFamily == SfxStyleFamily::Pseudo)
306 {
307 OUString aName(pStyleSheet->GetName());
308 bool bBackground = false;
309 bool bOldDocInOtherLanguage = false;
310
311 if (aName == SdResId(STR_PSEUDOSHEET_TITLEreinterpret_cast<char const *>("STR_PSEUDOSHEET_TITLE" "\004"
u8"Title")))
312 {
313 ePO = PresentationObjects::Title;
314 }
315 else if (aName == SdResId(STR_PSEUDOSHEET_SUBTITLEreinterpret_cast<char const *>("STR_PSEUDOSHEET_SUBTITLE"
"\004" u8"Subtitle")))
316 {
317 ePO = PresentationObjects::Subtitle;
318 }
319 else if (aName ==
320 SdResId(STR_PSEUDOSHEET_BACKGROUNDreinterpret_cast<char const *>("STR_PSEUDOSHEET_BACKGROUND"
"\004" u8"Background")))
321 {
322 bBackground = true;
323 ePO = PresentationObjects::Background;
324 }
325 else if (aName ==
326 SdResId(STR_PSEUDOSHEET_BACKGROUNDOBJECTSreinterpret_cast<char const *>("STR_PSEUDOSHEET_BACKGROUNDOBJECTS"
"\004" u8"Background objects")))
327 {
328 ePO = PresentationObjects::BackgroundObjects;
329 }
330 else if (aName ==
331 SdResId(STR_PSEUDOSHEET_NOTESreinterpret_cast<char const *>("STR_PSEUDOSHEET_NOTES" "\004"
u8"Notes")))
332 {
333 ePO = PresentationObjects::Notes;
334 }
335 else if(aName.indexOf(SdResId(STR_PSEUDOSHEET_OUTLINEreinterpret_cast<char const *>("STR_PSEUDOSHEET_OUTLINE"
"\004" u8"Outline"))) != -1)
336 {
337 OUString aOutlineStr(SdResId(STR_PSEUDOSHEET_OUTLINEreinterpret_cast<char const *>("STR_PSEUDOSHEET_OUTLINE"
"\004" u8"Outline")));
338 // determine number, mind the blank between name and number
339 OUString aNumStr(aName.copy(aOutlineStr.getLength() + 1));
340 sal_uInt16 nLevel = static_cast<sal_uInt16>(aNumStr.toInt32());
341 switch (nLevel)
342 {
343 case 1: ePO = PresentationObjects::Outline_1; break;
344 case 2: ePO = PresentationObjects::Outline_2; break;
345 case 3: ePO = PresentationObjects::Outline_3; break;
346 case 4: ePO = PresentationObjects::Outline_4; break;
347 case 5: ePO = PresentationObjects::Outline_5; break;
348 case 6: ePO = PresentationObjects::Outline_6; break;
349 case 7: ePO = PresentationObjects::Outline_7; break;
350 case 8: ePO = PresentationObjects::Outline_8; break;
351 case 9: ePO = PresentationObjects::Outline_9; break;
352 }
353 }
354 else
355 {
356 OSL_FAIL("StyleSheet from older version with different language")do { if (true && (((sal_Bool)1))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sd/source/ui/func/futempl.cxx"
":" "356" ": "), "%s", "StyleSheet from older version with different language"
); } } while (false);
357 bOldDocInOtherLanguage = true;
358 }
359
360 if( !bOldDocInOtherLanguage )
361 {
362 pPresDlg.disposeAndReset(pFact ? pFact->CreateSdPresLayoutTemplateDlg(mpDocSh, mpViewShell->GetFrameWeld(), bBackground, *pStyleSheet, ePO, pSSPool ) : nullptr);
363 }
364 }
365
366 sal_uInt16 nResult = RET_CANCEL;
367 const SfxItemSet* pOutSet = nullptr;
368 if (pStdDlg)
26
←
Calling 'VclPtr::operator bool'
→
369 {
370 nResult = pStdDlg->Execute();
371 pOutSet = pStdDlg->GetOutputItemSet();
372 }
373 else if( pPresDlg )
374 {
375 nResult = pPresDlg->Execute();
376 pOutSet = pPresDlg->GetOutputItemSet();
377 }
378
379 switch( nResult )
380 {
381 case RET_OK:
382 {
383 nRetMask = static_cast<sal_uInt16>(pStyleSheet->GetMask());
384
385 if (eFamily == SfxStyleFamily::Pseudo)
386 {
387 SfxItemSet aTempSet(*pOutSet);
388 /* Extract SvxBrushItem out of set and insert SvxBackgroundColorItem */
389 const SvxBrushItem* pBrushItem = aTempSet.GetItem<SvxBrushItem>( SID_ATTR_BRUSH_CHAR( 10000 + 591 ) );
390
391 if ( pBrushItem )
392 {
393 SvxBackgroundColorItem aBackColorItem(pBrushItem->GetColor(), EE_CHAR_BKGCOLOR);
394 aTempSet.ClearItem( EE_CHAR_BKGCOLOR );
395 aTempSet.Put( aBackColorItem );
396 }
397 static_cast<SdStyleSheet*>(pStyleSheet)->AdjustToFontHeight(aTempSet);
398
399 /* Special treatment: reset the INVALIDS to
400 NULL-Pointer (otherwise INVALIDs or pointer point
401 to DefaultItems in the template; both would
402 prevent the attribute inheritance) */
403 aTempSet.ClearInvalidItems();
404
405 // EE_PARA_NUMBULLET item is only valid in first outline template
406 if( (ePO >= PresentationObjects::Outline_2) && (ePO <= PresentationObjects::Outline_9) )
407 {
408 if (aTempSet.GetItemState(EE_PARA_NUMBULLET) == SfxItemState::SET)
409 {
410 SvxNumRule aRule(*aTempSet.GetItem<SvxNumBulletItem>(EE_PARA_NUMBULLET)->GetNumRule());
411
412 OUString sStyleName(SdResId(STR_PSEUDOSHEET_OUTLINEreinterpret_cast<char const *>("STR_PSEUDOSHEET_OUTLINE"
"\004" u8"Outline")) + " 1");
413 SfxStyleSheetBase* pFirstStyleSheet = pSSPool->Find( sStyleName, SfxStyleFamily::Pseudo);
414
415 if(pFirstStyleSheet)
416 {
417 pFirstStyleSheet->GetItemSet().Put( SvxNumBulletItem( aRule, EE_PARA_NUMBULLET ));
418 SdStyleSheet* pRealSheet = static_cast<SdStyleSheet*>(pFirstStyleSheet)->GetRealStyleSheet();
419 pRealSheet->Broadcast(SfxHint(SfxHintId::DataChanged));
420 }
421
422 aTempSet.ClearItem( EE_PARA_NUMBULLET );
423 }
424 }
425
426 pStyleSheet->GetItemSet().Put(aTempSet);
427 SdStyleSheet::BroadcastSdStyleSheetChange(pStyleSheet, ePO, pSSPool);
428 }
429
430 SfxItemSet& rAttr = pStyleSheet->GetItemSet();
431
432 sdr::properties::CleanupFillProperties( rAttr );
433
434 // check for unique names of named items for xml
435 if( rAttr.GetItemState( XATTR_FILLBITMAP ) == SfxItemState::SET )
436 {
437 const SfxPoolItem* pOldItem = rAttr.GetItem( XATTR_FILLBITMAP );
438 std::unique_ptr<SfxPoolItem> pNewItem = static_cast<const XFillBitmapItem*>(pOldItem)->checkForUniqueItem( mpDoc );
439 if( pNewItem )
440 {
441 rAttr.Put( std::move(pNewItem) );
442 }
443 }
444 if( rAttr.GetItemState( XATTR_LINEDASH ) == SfxItemState::SET )
445 {
446 const SfxPoolItem* pOldItem = rAttr.GetItem( XATTR_LINEDASH );
447 std::unique_ptr<SfxPoolItem> pNewItem = static_cast<const XLineDashItem*>(pOldItem)->checkForUniqueItem( mpDoc );
448 if( pNewItem )
449 {
450 rAttr.Put( std::move(pNewItem) );
451 }
452 }
453 if( rAttr.GetItemState( XATTR_LINESTART ) == SfxItemState::SET )
454 {
455 const SfxPoolItem* pOldItem = rAttr.GetItem( XATTR_LINESTART );
456 std::unique_ptr<SfxPoolItem> pNewItem = static_cast<const XLineStartItem*>(pOldItem)->checkForUniqueItem( mpDoc );
457 if( pNewItem )
458 {
459 rAttr.Put( std::move(pNewItem) );
460 }
461 }
462 if( rAttr.GetItemState( XATTR_LINEEND ) == SfxItemState::SET )
463 {
464 const SfxPoolItem* pOldItem = rAttr.GetItem( XATTR_LINEEND );
465 std::unique_ptr<SfxPoolItem> pNewItem = static_cast<const XLineEndItem*>(pOldItem)->checkForUniqueItem( mpDoc );
466 if( pNewItem )
467 {
468 rAttr.Put( std::move(pNewItem) );
469 }
470 }
471 if( rAttr.GetItemState( XATTR_FILLGRADIENT ) == SfxItemState::SET )
472 {
473 const SfxPoolItem* pOldItem = rAttr.GetItem( XATTR_FILLGRADIENT );
474 std::unique_ptr<SfxPoolItem> pNewItem = static_cast<const XFillGradientItem*>(pOldItem)->checkForUniqueItem( mpDoc );
475 if( pNewItem )
476 {
477 rAttr.Put( std::move(pNewItem) );
478 }
479 }
480 if( rAttr.GetItemState( XATTR_FILLFLOATTRANSPARENCE ) == SfxItemState::SET )
481 {
482 const SfxPoolItem* pOldItem = rAttr.GetItem( XATTR_FILLFLOATTRANSPARENCE );
483 std::unique_ptr<SfxPoolItem> pNewItem = static_cast<const XFillFloatTransparenceItem*>(pOldItem)->checkForUniqueItem( mpDoc );
484 if( pNewItem )
485 {
486 rAttr.Put( std::move(pNewItem) );
487 }
488 }
489 if( rAttr.GetItemState( XATTR_FILLHATCH ) == SfxItemState::SET )
490 {
491 const SfxPoolItem* pOldItem = rAttr.GetItem( XATTR_FILLHATCH );
492 std::unique_ptr<SfxPoolItem> pNewItem = static_cast<const XFillHatchItem*>(pOldItem)->checkForUniqueItem( mpDoc );
493 if( pNewItem )
494 {
495 rAttr.Put( std::move(pNewItem) );
496 }
497 }
498
499 static_cast<SfxStyleSheet*>( pStyleSheet )->Broadcast( SfxHint( SfxHintId::DataChanged ) );
500
501 DrawViewShell* pDrawViewShell = dynamic_cast< DrawViewShell* >( mpViewShell );
502 if( pDrawViewShell )
503 {
504 PageKind ePageKind = pDrawViewShell->GetPageKind();
505 if( ePageKind == PageKind::Notes || ePageKind == PageKind::Handout )
506 {
507 SdPage* pPage = mpViewShell->GetActualPage();
508
509 if(pDrawViewShell->GetEditMode() == EditMode::MasterPage)
510 {
511 pPage = static_cast<SdPage*>((&(pPage->TRG_GetMasterPage())));
512 }
513
514 if( pPage )
515 {
516 SdrObjListIter aIter( pPage );
517 while( aIter.IsMore() )
518 {
519 SdrObject* pObj = aIter.Next();
520 if( dynamic_cast< const SdrPageObj *>( pObj ) != nullptr )
521 {
522 // repaint only
523 pObj->ActionChanged();
524 // pObj->SendRepaintBroadcast();
525 }
526 }
527 }
528 }
529 }
530
531 if( mpDoc->GetOnlineSpell() )
532 {
533 const SfxPoolItem* pTempItem;
534 if( SfxItemState::SET == rAttr.GetItemState(EE_CHAR_LANGUAGE, false, &pTempItem ) ||
535 SfxItemState::SET == rAttr.GetItemState(EE_CHAR_LANGUAGE_CJK, false, &pTempItem ) ||
536 SfxItemState::SET == rAttr.GetItemState(EE_CHAR_LANGUAGE_CTL, false, &pTempItem ) )
537 {
538 mpDoc->StopOnlineSpelling();
539 mpDoc->StartOnlineSpelling();
540 }
541 }
542
543 mpDoc->SetChanged();
544 }
545 break;
546
547 default:
548 {
549 if( nSId == SID_STYLE_NEW(5000 + 549) )
550 pSSPool->Remove( pStyleSheet );
551 }
552 return; // Cancel
553 }
554 }
555 }
556 break;
557
558 case SID_STYLE_NEW_BY_EXAMPLE(5000 + 555):
559 {
560 if( pStyleSheet )
561 {
562 nRetMask = static_cast<sal_uInt16>(pStyleSheet->GetMask());
563 SfxItemSet aCoreSet( mpDoc->GetPool() );
564 mpView->GetAttributes( aCoreSet, true );
565
566 // if the object had a template, this becomes parent of the new template
567 SfxStyleSheet* pOldStyle = mpView->GetStyleSheet();
568
569 // if pOldStyle == pStyleSheet -> recursion
570 if( pOldStyle != pStyleSheet )
571 {
572 if (pOldStyle)
573 {
574 pStyleSheet->SetParent(pOldStyle->GetName());
575 }
576
577 SfxItemSet* pStyleSet = &pStyleSheet->GetItemSet();
578 pStyleSet->Put(aCoreSet);
579
580 /* apply template (but not when somebody is editing a text.
581 To do this, the edit engine had to be capable to use
582 templates on a character level. */
583 if (!mpView->GetTextEditObject())
584 {
585 mpView->SetStyleSheet( static_cast<SfxStyleSheet*>(pStyleSheet));
586 }
587
588 static_cast<SfxStyleSheet*>( pStyleSheet )->Broadcast( SfxHint( SfxHintId::DataChanged ) );
589 mpDoc->SetChanged();
590
591 mpViewShell->GetViewFrame()->GetBindings().Invalidate( SID_STYLE_FAMILY2((5000 + 541) + 1) );
592 }
593 }
594 }
595 break;
596
597 case SID_STYLE_UPDATE_BY_EXAMPLE(5000 + 556):
598 {
599 if ((mpView->AreObjectsMarked() && mpView->GetMarkedObjectList().GetMarkCount() == 1) ||
600 dynamic_cast< const OutlineView *>( mpView ) != nullptr)
601 {
602 pStyleSheet = mpView->GetStyleSheet();
603
604 if( pStyleSheet )
605 {
606 nRetMask = static_cast<sal_uInt16>(pStyleSheet->GetMask());
607 SfxItemSet aCoreSet( mpDoc->GetPool() );
608 mpView->GetAttributes( aCoreSet );
609
610 SfxItemSet* pStyleSet = &pStyleSheet->GetItemSet();
611 pStyleSet->Put( aCoreSet );
612
613 mpView->SetStyleSheet( static_cast<SfxStyleSheet*>(pStyleSheet));
614
615 static_cast<SfxStyleSheet*>( pStyleSheet )->Broadcast( SfxHint( SfxHintId::DataChanged ) );
616 mpDoc->SetChanged();
617 mpViewShell->GetViewFrame()->GetBindings().Invalidate( SID_STYLE_FAMILY2((5000 + 541) + 1) );
618 }
619 }
620 }
621 break;
622
623 }
624 if( nRetMask != static_cast<sal_uInt16>(SfxStyleSearchBits::All) )
625 rReq.SetReturnValue( SfxUInt16Item( nSId, nRetMask ) );
626}
627
628void FuTemplate::Activate()
629{
630}
631
632void FuTemplate::Deactivate()
633{
634}
635
636} // end of namespace sd
637
638/* 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)
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
17.1
Field 'm_pBody' is non-null
17.1
Field 'm_pBody' is non-null
17.1
Field 'm_pBody' is non-null
17.1
Field 'm_pBody' is non-null
)
18
←
Taking true branch
→
113 m_pBody->release();
19
←
Calling 'VclReferenceBase::release'
→
23
←
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;
28
←
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)
20
←
Assuming the condition is true
→
21
←
Taking true branch
→
40 delete this;
22
←
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
←

/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();
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;
27
←
Calling 'Reference::get'
→
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)
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: */