Bug Summary

File:home/maarten/src/libreoffice/core/include/tools/ref.hxx
Warning:line 56, column 30
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 documen5.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 -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 SC_DLLIMPLEMENTATION -D SC_INFO_OSVERSION="LINUX" -D SYSTEM_LIBXML -D EXCEPTIONS_ON -D LIBO_INTERNAL_ONLY -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/liborcus/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/mdds/include -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/clew/source/include -I /home/maarten/src/libreoffice/core/external/boost/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/boost -I /home/maarten/src/libreoffice/core/sc/source/core/inc -I /home/maarten/src/libreoffice/core/sc/source/filter/inc -I /home/maarten/src/libreoffice/core/sc/source/ui/inc -I /home/maarten/src/libreoffice/core/sc/inc -I /home/maarten/src/libreoffice/core/workdir/SdiTarget/sc/sdi -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/workdir/CustomTarget/officecfg/registry -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/udkapi/normal -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/offapi/normal -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/oovbaapi/normal -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/sc/source/core/data/documen5.cxx

/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.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/util/XModifiable.hpp>
21#include <com/sun/star/chart/ChartDataRowSource.hpp>
22#include <com/sun/star/chart2/XChartDocument.hpp>
23#include <com/sun/star/chart2/data/XDataProvider.hpp>
24#include <com/sun/star/chart2/data/XDataReceiver.hpp>
25#include <com/sun/star/embed/XEmbeddedObject.hpp>
26
27#include <sfx2/objsh.hxx>
28#include <svx/svditer.hxx>
29#include <svx/svdoole2.hxx>
30#include <svtools/embedhlp.hxx>
31
32#include <document.hxx>
33#include <table.hxx>
34#include <drwlayer.hxx>
35#include <chartlis.hxx>
36#include <chartlock.hxx>
37#include <refupdat.hxx>
38
39#include <miscuno.hxx>
40#include <chart2uno.hxx>
41#include <charthelper.hxx>
42
43using namespace ::com::sun::star;
44
45static void lcl_GetChartParameters( const uno::Reference< chart2::XChartDocument >& xChartDoc,
46 OUString& rRanges, chart::ChartDataRowSource& rDataRowSource,
47 bool& rHasCategories, bool& rFirstCellAsLabel )
48{
49 rHasCategories = rFirstCellAsLabel = false; // default if not in sequence
50
51 uno::Reference< chart2::data::XDataReceiver > xReceiver( xChartDoc, uno::UNO_QUERY );
52
53 uno::Reference< chart2::data::XDataSource > xDataSource = xReceiver->getUsedData();
54 uno::Reference< chart2::data::XDataProvider > xProvider = xChartDoc->getDataProvider();
55
56 if ( !xProvider.is() )
57 return;
58
59 const uno::Sequence< beans::PropertyValue > aArgs( xProvider->detectArguments( xDataSource ) );
60
61 for (const beans::PropertyValue& rProp : aArgs)
62 {
63 OUString aPropName(rProp.Name);
64
65 if ( aPropName == "CellRangeRepresentation" )
66 rProp.Value >>= rRanges;
67 else if ( aPropName == "DataRowSource" )
68 rDataRowSource = static_cast<chart::ChartDataRowSource>(ScUnoHelpFunctions::GetEnumFromAny( rProp.Value ));
69 else if ( aPropName == "HasCategories" )
70 rHasCategories = ScUnoHelpFunctions::GetBoolFromAny( rProp.Value );
71 else if ( aPropName == "FirstCellAsLabel" )
72 rFirstCellAsLabel = ScUnoHelpFunctions::GetBoolFromAny( rProp.Value );
73 }
74}
75
76static void lcl_SetChartParameters( const uno::Reference< chart2::data::XDataReceiver >& xReceiver,
77 const OUString& rRanges, chart::ChartDataRowSource eDataRowSource,
78 bool bHasCategories, bool bFirstCellAsLabel )
79{
80 if ( !xReceiver.is() )
81 return;
82
83 uno::Sequence< beans::PropertyValue > aArgs( 4 );
84 aArgs[0] = beans::PropertyValue(
85 "CellRangeRepresentation", -1,
86 uno::makeAny( rRanges ), beans::PropertyState_DIRECT_VALUE );
87 aArgs[1] = beans::PropertyValue(
88 "HasCategories", -1,
89 uno::makeAny( bHasCategories ), beans::PropertyState_DIRECT_VALUE );
90 aArgs[2] = beans::PropertyValue(
91 "FirstCellAsLabel", -1,
92 uno::makeAny( bFirstCellAsLabel ), beans::PropertyState_DIRECT_VALUE );
93 aArgs[3] = beans::PropertyValue(
94 "DataRowSource", -1,
95 uno::makeAny( eDataRowSource ), beans::PropertyState_DIRECT_VALUE );
96 xReceiver->setArguments( aArgs );
97}
98
99bool ScDocument::HasChartAtPoint( SCTAB nTab, const Point& rPos, OUString& rName )
100{
101 if (mpDrawLayer && nTab < static_cast<SCTAB>(maTabs.size()) && maTabs[nTab])
102 {
103 SdrPage* pPage = mpDrawLayer->GetPage(static_cast<sal_uInt16>(nTab));
104 OSL_ENSURE(pPage,"Page ?")do { if (true && (!(pPage))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "104" ": "), "%s", "Page ?"); } } while (false);
105
106 SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
107 SdrObject* pObject = aIter.Next();
108 while (pObject)
109 {
110 if ( pObject->GetObjIdentifier() == OBJ_OLE2 &&
111 pObject->GetCurrentBoundRect().IsInside(rPos) )
112 {
113 // also Chart-Objects that are not in the Collection
114
115 if (IsChart(pObject))
116 {
117 rName = static_cast<SdrOle2Obj*>(pObject)->GetPersistName();
118 return true;
119 }
120 }
121 pObject = aIter.Next();
122 }
123 }
124
125 rName.clear();
126 return false; // nothing found
127}
128
129void ScDocument::UpdateChartArea( const OUString& rChartName,
130 const ScRange& rNewArea, bool bColHeaders, bool bRowHeaders,
131 bool bAdd )
132{
133 ScRangeListRef aRLR( new ScRangeList(rNewArea) );
1
Memory is allocated
→
134 UpdateChartArea( rChartName, aRLR, bColHeaders, bRowHeaders, bAdd );
2
←
Calling 'ScDocument::UpdateChartArea'
→
28
←
Returning; memory was released
→
135}
29
←
Calling '~SvRef'
→
136
137uno::Reference< chart2::XChartDocument > ScDocument::GetChartByName( const OUString& rChartName )
138{
139 uno::Reference< chart2::XChartDocument > xReturn;
140
141 if (mpDrawLayer)
142 {
143 sal_uInt16 nCount = mpDrawLayer->GetPageCount();
144 SCTAB nSize = static_cast<SCTAB>(maTabs.size());
145 for (sal_uInt16 nTab=0; nTab<nCount && nTab < nSize; nTab++)
146 {
147 SdrPage* pPage = mpDrawLayer->GetPage(nTab);
148 OSL_ENSURE(pPage,"Page ?")do { if (true && (!(pPage))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "148" ": "), "%s", "Page ?"); } } while (false);
149
150 SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
151 SdrObject* pObject = aIter.Next();
152 while (pObject)
153 {
154 if ( pObject->GetObjIdentifier() == OBJ_OLE2 &&
155 static_cast<SdrOle2Obj*>(pObject)->GetPersistName() == rChartName )
156 {
157 xReturn.set( ScChartHelper::GetChartFromSdrObject( pObject ) );
158 return xReturn;
159 }
160 pObject = aIter.Next();
161 }
162 }
163 }
164 return xReturn;
165}
166
167void ScDocument::GetChartRanges( const OUString& rChartName, ::std::vector< ScRangeList >& rRangesVector, const ScDocument& rSheetNameDoc )
168{
169 rRangesVector.clear();
170 uno::Reference< chart2::XChartDocument > xChartDoc( GetChartByName( rChartName ) );
171 if ( xChartDoc.is() )
172 {
173 std::vector< OUString > aRangeStrings;
174 ScChartHelper::GetChartRanges( xChartDoc, aRangeStrings );
175 for(const OUString & aRangeString : aRangeStrings)
176 {
177 ScRangeList aRanges;
178 aRanges.Parse( aRangeString, rSheetNameDoc, rSheetNameDoc.GetAddressConvention() );
179 rRangesVector.push_back(aRanges);
180 }
181 }
182}
183
184void ScDocument::SetChartRanges( const OUString& rChartName, const ::std::vector< ScRangeList >& rRangesVector )
185{
186 uno::Reference< chart2::XChartDocument > xChartDoc( GetChartByName( rChartName ) );
187 if ( !xChartDoc.is() )
188 return;
189
190 sal_Int32 nCount = static_cast<sal_Int32>( rRangesVector.size() );
191 uno::Sequence< OUString > aRangeStrings(nCount);
192 for( sal_Int32 nN=0; nN<nCount; nN++ )
193 {
194 ScRangeList aScRangeList( rRangesVector[nN] );
195 OUString sRangeStr;
196 aScRangeList.Format( sRangeStr, ScRefFlags::RANGE_ABS_3D, *this, GetAddressConvention() );
197 aRangeStrings[nN]=sRangeStr;
198 }
199 ScChartHelper::SetChartRanges( xChartDoc, aRangeStrings );
200}
201
202void ScDocument::GetOldChartParameters( const OUString& rName,
203 ScRangeList& rRanges, bool& rColHeaders, bool& rRowHeaders )
204{
205 // used for undo of changing chart source area
206
207 if (!mpDrawLayer)
208 return;
209
210 sal_uInt16 nCount = mpDrawLayer->GetPageCount();
211 for (sal_uInt16 nTab=0; nTab<nCount && nTab < static_cast<SCTAB>(maTabs.size()); nTab++)
212 {
213 SdrPage* pPage = mpDrawLayer->GetPage(nTab);
214 OSL_ENSURE(pPage,"Page ?")do { if (true && (!(pPage))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "214" ": "), "%s", "Page ?"); } } while (false);
215
216 SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
217 SdrObject* pObject = aIter.Next();
218 while (pObject)
219 {
220 if ( pObject->GetObjIdentifier() == OBJ_OLE2 &&
221 static_cast<SdrOle2Obj*>(pObject)->GetPersistName() == rName )
222 {
223 uno::Reference< chart2::XChartDocument > xChartDoc( ScChartHelper::GetChartFromSdrObject( pObject ) );
224 if ( xChartDoc.is() )
225 {
226 chart::ChartDataRowSource eDataRowSource = chart::ChartDataRowSource_COLUMNS;
227 bool bHasCategories = false;
228 bool bFirstCellAsLabel = false;
229 OUString aRangesStr;
230 lcl_GetChartParameters( xChartDoc, aRangesStr, eDataRowSource, bHasCategories, bFirstCellAsLabel );
231
232 rRanges.Parse( aRangesStr, *this );
233 if ( eDataRowSource == chart::ChartDataRowSource_COLUMNS )
234 {
235 rRowHeaders = bHasCategories;
236 rColHeaders = bFirstCellAsLabel;
237 }
238 else
239 {
240 rColHeaders = bHasCategories;
241 rRowHeaders = bFirstCellAsLabel;
242 }
243 }
244 return;
245 }
246 pObject = aIter.Next();
247 }
248 }
249}
250
251void ScDocument::UpdateChartArea( const OUString& rChartName,
252 const ScRangeListRef& rNewList, bool bColHeaders, bool bRowHeaders,
253 bool bAdd )
254{
255 if (!mpDrawLayer)
3
←
Taking false branch
→
256 return;
257
258 for (SCTAB nTab=0; nTab< static_cast<SCTAB>(maTabs.size()) && maTabs[nTab]; nTab++)
4
←
Assuming the condition is true
→
5
←
Loop condition is true. Entering loop body
→
259 {
260 SdrPage* pPage = mpDrawLayer->GetPage(static_cast<sal_uInt16>(nTab));
261 OSL_ENSURE(pPage,"Page ?")do { if (true && (!(pPage))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "261" ": "), "%s", "Page ?"); } } while (false);
6
←
Assuming 'pPage' is non-null
→
7
←
Taking false branch
→
8
←
Loop condition is false. Exiting loop
→
262
263 SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
264 SdrObject* pObject = aIter.Next();
265 while (pObject)
9
←
Loop condition is true. Entering loop body
→
266 {
267 if ( pObject->GetObjIdentifier() == OBJ_OLE2 &&
10
←
Assuming the condition is true
→
11
←
Taking true branch
→
268 static_cast<SdrOle2Obj*>(pObject)->GetPersistName() == rChartName )
269 {
270 uno::Reference< chart2::XChartDocument > xChartDoc( ScChartHelper::GetChartFromSdrObject( pObject ) );
271 uno::Reference< chart2::data::XDataReceiver > xReceiver( xChartDoc, uno::UNO_QUERY );
272 if ( xChartDoc.is() && xReceiver.is() )
12
←
Taking true branch
→
273 {
274 ScRangeListRef aNewRanges;
275 chart::ChartDataRowSource eDataRowSource = chart::ChartDataRowSource_COLUMNS;
276 bool bHasCategories = false;
277 bool bFirstCellAsLabel = false;
278 OUString aRangesStr;
279 lcl_GetChartParameters( xChartDoc, aRangesStr, eDataRowSource, bHasCategories, bFirstCellAsLabel );
280
281 bool bInternalData = xChartDoc->hasInternalDataProvider();
282
283 if ( bAdd && !bInternalData )
13
←
Assuming 'bAdd' is false
→
284 {
285 // append to old ranges, keep other settings
286
287 aNewRanges = new ScRangeList;
288 aNewRanges->Parse( aRangesStr, *this );
289
290 for ( size_t nAdd = 0, nAddCount = rNewList->size(); nAdd < nAddCount; ++nAdd )
291 aNewRanges->push_back( (*rNewList)[nAdd] );
292 }
293 else
294 {
295 // directly use new ranges (only eDataRowSource is used from old settings)
296
297 if ( eDataRowSource == chart::ChartDataRowSource_COLUMNS )
14
←
Assuming 'eDataRowSource' is equal to 'ChartDataRowSource_COLUMNS'
→
15
←
Taking true branch
→
298 {
299 bHasCategories = bRowHeaders;
300 bFirstCellAsLabel = bColHeaders;
301 }
302 else
303 {
304 bHasCategories = bColHeaders;
305 bFirstCellAsLabel = bRowHeaders;
306 }
307 aNewRanges = rNewList;
308 }
309
310 if ( bInternalData && mpShell )
16
←
Assuming 'bInternalData' is false
→
311 {
312 // Calc -> DataProvider
313 uno::Reference< chart2::data::XDataProvider > xDataProvider = new ScChart2DataProvider( this );
314 xReceiver->attachDataProvider( xDataProvider );
315 uno::Reference< util::XNumberFormatsSupplier > xNumberFormatsSupplier(
316 mpShell->GetModel(), uno::UNO_QUERY );
317 xReceiver->attachNumberFormatsSupplier( xNumberFormatsSupplier );
318 }
319
320 OUString sRangeStr;
321 aNewRanges->Format( sRangeStr, ScRefFlags::RANGE_ABS_3D, *this, GetAddressConvention() );
322
323 lcl_SetChartParameters( xReceiver, sRangeStr, eDataRowSource, bHasCategories, bFirstCellAsLabel );
324
325 pChartListenerCollection->ChangeListening( rChartName, aNewRanges );
326
327 return; // do not search anymore
17
←
Calling '~SvRef'
→
27
←
Returning from '~SvRef'
→
328 }
329 }
330 pObject = aIter.Next();
331 }
332 }
333}
334
335void ScDocument::UpdateChart( const OUString& rChartName )
336{
337 if (!mpDrawLayer || bInDtorClear)
338 return;
339 uno::Reference< chart2::XChartDocument > xChartDoc( GetChartByName( rChartName ) );
340 if (xChartDoc && (!mpShell || mpShell->IsEnableSetModified()))
341 {
342 try
343 {
344 uno::Reference< util::XModifiable > xModif( xChartDoc, uno::UNO_QUERY_THROW );
345 if (apTemporaryChartLock)
346 apTemporaryChartLock->AlsoLockThisChart( uno::Reference< frame::XModel >( xModif, uno::UNO_QUERY ) );
347 xModif->setModified( true );
348 }
349 catch ( uno::Exception& )
350 {
351 }
352 }
353
354 // After the update, chart keeps track of its own data source ranges,
355 // the listener doesn't need to listen anymore, except the chart has
356 // an internal data provider.
357 if ( !( xChartDoc.is() && xChartDoc->hasInternalDataProvider() ) && pChartListenerCollection )
358 {
359 pChartListenerCollection->ChangeListening( rChartName, new ScRangeList );
360 }
361}
362
363void ScDocument::RestoreChartListener( const OUString& rName )
364{
365 // Read the data ranges from the chart object, and start listening to those ranges again
366 // (called when a chart is saved, because then it might be swapped out and stop listening itself).
367
368 uno::Reference< embed::XEmbeddedObject > xObject = FindOleObjectByName( rName );
369 if ( !xObject.is() )
370 return;
371
372 uno::Reference< util::XCloseable > xComponent = xObject->getComponent();
373 uno::Reference< chart2::XChartDocument > xChartDoc( xComponent, uno::UNO_QUERY );
374 uno::Reference< chart2::data::XDataReceiver > xReceiver( xComponent, uno::UNO_QUERY );
375 if ( !xChartDoc.is() || !xReceiver.is() || xChartDoc->hasInternalDataProvider() )
376 return;
377
378 const uno::Sequence<OUString> aRepresentations( xReceiver->getUsedRangeRepresentations() );
379 ScRangeListRef aRanges = new ScRangeList;
380 for ( const auto& rRepresentation : aRepresentations )
381 {
382 ScRange aRange;
383 ScAddress::Details aDetails(GetAddressConvention(), 0, 0);
384 if ( aRange.ParseAny( rRepresentation, *this, aDetails ) & ScRefFlags::VALID )
385 aRanges->push_back( aRange );
386 }
387
388 pChartListenerCollection->ChangeListening( rName, aRanges );
389}
390
391void ScDocument::UpdateChartRef( UpdateRefMode eUpdateRefMode,
392 SCCOL nCol1, SCROW nRow1, SCTAB nTab1,
393 SCCOL nCol2, SCROW nRow2, SCTAB nTab2,
394 SCCOL nDx, SCROW nDy, SCTAB nDz )
395{
396 if (!mpDrawLayer)
397 return;
398
399 ScChartListenerCollection::ListenersType& rListeners = pChartListenerCollection->getListeners();
400 for (auto const& it : rListeners)
401 {
402 ScChartListener *const pChartListener = it.second.get();
403 ScRangeListRef aRLR( pChartListener->GetRangeList() );
404 ScRangeListRef aNewRLR( new ScRangeList );
405 bool bChanged = false;
406 bool bDataChanged = false;
407 for ( size_t i = 0, nListSize = aRLR->size(); i < nListSize; ++i )
408 {
409 ScRange& rRange = (*aRLR)[i];
410 SCCOL theCol1 = rRange.aStart.Col();
411 SCROW theRow1 = rRange.aStart.Row();
412 SCTAB theTab1 = rRange.aStart.Tab();
413 SCCOL theCol2 = rRange.aEnd.Col();
414 SCROW theRow2 = rRange.aEnd.Row();
415 SCTAB theTab2 = rRange.aEnd.Tab();
416 ScRefUpdateRes eRes = ScRefUpdate::Update(
417 this, eUpdateRefMode,
418 nCol1,nRow1,nTab1, nCol2,nRow2,nTab2,
419 nDx,nDy,nDz,
420 theCol1,theRow1,theTab1,
421 theCol2,theRow2,theTab2 );
422 if ( eRes != UR_NOTHING )
423 {
424 bChanged = true;
425 aNewRLR->push_back( ScRange(
426 theCol1, theRow1, theTab1,
427 theCol2, theRow2, theTab2 ));
428 if ( eUpdateRefMode == URM_INSDEL
429 && !bDataChanged
430 && (eRes == UR_INVALID ||
431 ((rRange.aEnd.Col() - rRange.aStart.Col()
432 != theCol2 - theCol1)
433 || (rRange.aEnd.Row() - rRange.aStart.Row()
434 != theRow2 - theRow1)
435 || (rRange.aEnd.Tab() - rRange.aStart.Tab()
436 != theTab2 - theTab1))) )
437 {
438 bDataChanged = true;
439 }
440 }
441 else
442 aNewRLR->push_back( rRange );
443 }
444 if ( bChanged )
445 {
446 // Force the chart to be loaded now, so it registers itself for UNO events.
447 // UNO broadcasts are done after UpdateChartRef, so the chart will get this
448 // reference change.
449
450 uno::Reference<embed::XEmbeddedObject> xIPObj =
451 FindOleObjectByName(pChartListener->GetName());
452
453 svt::EmbeddedObjectRef::TryRunningState( xIPObj );
454
455 // After the change, chart keeps track of its own data source ranges,
456 // the listener doesn't need to listen anymore, except the chart has
457 // an internal data provider.
458 bool bInternalDataProvider = false;
459 if ( xIPObj.is() )
460 {
461 try
462 {
463 uno::Reference< chart2::XChartDocument > xChartDoc( xIPObj->getComponent(), uno::UNO_QUERY_THROW );
464 bInternalDataProvider = xChartDoc->hasInternalDataProvider();
465 }
466 catch ( uno::Exception& )
467 {
468 }
469 }
470 if ( bInternalDataProvider )
471 {
472 pChartListener->ChangeListening( aNewRLR, bDataChanged );
473 }
474 else
475 {
476 pChartListener->ChangeListening( new ScRangeList, bDataChanged );
477 }
478 }
479 }
480}
481
482void ScDocument::SetChartRangeList( const OUString& rChartName,
483 const ScRangeListRef& rNewRangeListRef )
484{
485 // called from ChartListener
486
487 if (!mpDrawLayer)
488 return;
489
490 for (SCTAB nTab=0; nTab< static_cast<SCTAB>(maTabs.size()) && maTabs[nTab]; nTab++)
491 {
492 SdrPage* pPage = mpDrawLayer->GetPage(static_cast<sal_uInt16>(nTab));
493 OSL_ENSURE(pPage,"Page ?")do { if (true && (!(pPage))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "493" ": "), "%s", "Page ?"); } } while (false);
494
495 SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
496 SdrObject* pObject = aIter.Next();
497 while (pObject)
498 {
499 if ( pObject->GetObjIdentifier() == OBJ_OLE2 &&
500 static_cast<SdrOle2Obj*>(pObject)->GetPersistName() == rChartName )
501 {
502 uno::Reference< chart2::XChartDocument > xChartDoc( ScChartHelper::GetChartFromSdrObject( pObject ) );
503 uno::Reference< chart2::data::XDataReceiver > xReceiver( xChartDoc, uno::UNO_QUERY );
504 if ( xChartDoc.is() && xReceiver.is() )
505 {
506 chart::ChartDataRowSource eDataRowSource = chart::ChartDataRowSource_COLUMNS;
507 bool bHasCategories = false;
508 bool bFirstCellAsLabel = false;
509 OUString aRangesStr;
510 lcl_GetChartParameters( xChartDoc, aRangesStr, eDataRowSource, bHasCategories, bFirstCellAsLabel );
511
512 OUString sRangeStr;
513 rNewRangeListRef->Format( sRangeStr, ScRefFlags::RANGE_ABS_3D, *this, GetAddressConvention() );
514
515 lcl_SetChartParameters( xReceiver, sRangeStr, eDataRowSource, bHasCategories, bFirstCellAsLabel );
516
517 // don't modify pChartListenerCollection here, called from there
518 return;
519 }
520 }
521 pObject = aIter.Next();
522 }
523 }
524}
525
526bool ScDocument::HasData( SCCOL nCol, SCROW nRow, SCTAB nTab )
527{
528 if ( ValidTab(nTab) && nTab < static_cast<SCTAB>(maTabs.size()) && maTabs[nTab]
529 && nCol < maTabs[nTab]->GetAllocatedColumnsCount())
530 return maTabs[nTab]->HasData( nCol, nRow );
531 else
532 return false;
533}
534
535uno::Reference< embed::XEmbeddedObject >
536 ScDocument::FindOleObjectByName( const OUString& rName )
537{
538 if (!mpDrawLayer)
539 return uno::Reference< embed::XEmbeddedObject >();
540
541 // take the pages here from Draw-Layer, as they might not match with the tables
542 // (e.g. delete Redo of table; Draw-Redo happens before DeleteTab)
543
544 sal_uInt16 nCount = mpDrawLayer->GetPageCount();
545 for (sal_uInt16 nTab=0; nTab<nCount; nTab++)
546 {
547 SdrPage* pPage = mpDrawLayer->GetPage(nTab);
548 OSL_ENSURE(pPage,"Page ?")do { if (true && (!(pPage))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "548" ": "), "%s", "Page ?"); } } while (false);
549
550 SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
551 SdrObject* pObject = aIter.Next();
552 while (pObject)
553 {
554 if ( pObject->GetObjIdentifier() == OBJ_OLE2 )
555 {
556 SdrOle2Obj * pOleObject ( dynamic_cast< SdrOle2Obj * >( pObject ));
557 if( pOleObject &&
558 pOleObject->GetPersistName() == rName )
559 {
560 return pOleObject->GetObjRef();
561 }
562 }
563 pObject = aIter.Next();
564 }
565 }
566
567 return uno::Reference< embed::XEmbeddedObject >();
568}
569
570void ScDocument::UpdateChartListenerCollection()
571{
572 assert(pChartListenerCollection)(static_cast <bool> (pChartListenerCollection) ? void (
0) : __assert_fail ("pChartListenerCollection", "/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
, 572, __extension__ __PRETTY_FUNCTION__));
573
574 bChartListenerCollectionNeedsUpdate = false;
575 if (!mpDrawLayer)
576 return;
577
578 for (SCTAB nTab=0; nTab< static_cast<SCTAB>(maTabs.size()); nTab++)
579 {
580 if (!maTabs[nTab])
581 continue;
582
583 SdrPage* pPage = mpDrawLayer->GetPage(static_cast<sal_uInt16>(nTab));
584 OSL_ENSURE(pPage,"Page ?")do { if (true && (!(pPage))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "584" ": "), "%s", "Page ?"); } } while (false);
585
586 if (!pPage)
587 continue;
588
589 SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
590 ScChartListenerCollection::StringSetType& rNonOleObjects =
591 pChartListenerCollection->getNonOleObjectNames();
592
593 for (SdrObject* pObject = aIter.Next(); pObject; pObject = aIter.Next())
594 {
595 if ( pObject->GetObjIdentifier() != OBJ_OLE2 )
596 continue;
597
598 OUString aObjName = static_cast<SdrOle2Obj*>(pObject)->GetPersistName();
599 ScChartListener* pListener = pChartListenerCollection->findByName(aObjName);
600
601 if (pListener)
602 pListener->SetUsed(true);
603 else if (rNonOleObjects.count(aObjName) > 0)
604 {
605 // non-chart OLE object -> don't touch
606 }
607 else
608 {
609 uno::Reference< embed::XEmbeddedObject > xIPObj = static_cast<SdrOle2Obj*>(pObject)->GetObjRef();
610 OSL_ENSURE( xIPObj.is(), "No embedded object is given!")do { if (true && (!(xIPObj.is()))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
":" "610" ": "), "%s", "No embedded object is given!"); } } while
(false);
611 uno::Reference< css::chart2::data::XDataReceiver > xReceiver;
612 if( xIPObj.is())
613 xReceiver.set( xIPObj->getComponent(), uno::UNO_QUERY );
614
615 // if the object is a chart2::XDataReceiver, we must attach as XDataProvider
616 if( xReceiver.is() &&
617 !PastingDrawFromOtherDoc())
618 {
619 // NOTE: this currently does not work as we are
620 // unable to set the data. So a chart from the
621 // same document is treated like a chart with
622 // own data for the time being.
623
624 // data provider
625 // number formats supplier
626
627 // data ?
628 // how to set?? Defined in XML-file, which is already loaded!!!
629 // => we have to do this stuff here, BEFORE the chart is actually loaded
630 }
631
632 // put into list of other ole objects, so the object doesn't have to
633 // be swapped in the next time UpdateChartListenerCollection is called
634 //TODO: remove names when objects are no longer there?
635 // (object names aren't used again before reloading the document)
636
637 rNonOleObjects.insert(aObjName);
638 }
639 }
640 }
641 // delete all that are not set SetUsed
642 pChartListenerCollection->FreeUnused();
643}
644
645void ScDocument::AddOLEObjectToCollection(const OUString& rName)
646{
647 assert(pChartListenerCollection)(static_cast <bool> (pChartListenerCollection) ? void (
0) : __assert_fail ("pChartListenerCollection", "/home/maarten/src/libreoffice/core/sc/source/core/data/documen5.cxx"
, 647, __extension__ __PRETTY_FUNCTION__));
648 ScChartListenerCollection::StringSetType& rNonOleObjects =
649 pChartListenerCollection->getNonOleObjectNames();
650
651 rNonOleObjects.insert(rName);
652}
653
654/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

/home/maarten/src/libreoffice/core/include/tools/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#ifndef INCLUDED_TOOLS_REF_HXX
20#define INCLUDED_TOOLS_REF_HXX
21
22#include <sal/config.h>
23#include <cassert>
24#include <tools/toolsdllapi.h>
25#include <utility>
26
27/**
28 This implements similar functionality to boost::intrusive_ptr
29*/
30
31namespace tools {
32
33/** T must be a class that extends SvRefBase */
34template<typename T> class SAL_DLLPUBLIC_RTTI__attribute__ ((type_visibility("default"))) SvRef final {
35public:
36 SvRef(): pObj(nullptr) {}
37
38 SvRef(SvRef&& rObj) noexcept
39 {
40 pObj = rObj.pObj;
41 rObj.pObj = nullptr;
42 }
43
44 SvRef(SvRef const & rObj): pObj(rObj.pObj)
45 {
46 if (pObj != nullptr) pObj->AddNextRef();
47 }
48
49 SvRef(T * pObjP): pObj(pObjP)
50 {
51 if (pObj != nullptr) pObj->AddFirstRef();
52 }
53
54 ~SvRef()
55 {
56 if (pObj != nullptr) pObj->ReleaseRef();
18
←
Taking true branch
→
19
←
Calling 'SvRefBase::ReleaseRef'
→
26
←
Returning; memory was released
→
30
←
Taking true branch
→
31
←
Use of memory after it is freed
57 }
58
59 void clear()
60 {
61 if (pObj != nullptr) {
62 T * pRefObj = pObj;
63 pObj = nullptr;
64 pRefObj->ReleaseRef();
65 }
66 }
67
68 SvRef & operator =(SvRef const & rObj)
69 {
70 if (rObj.pObj != nullptr) {
71 rObj.pObj->AddNextRef();
72 }
73 T * pRefObj = pObj;
74 pObj = rObj.pObj;
75 if (pRefObj != nullptr) {
76 pRefObj->ReleaseRef();
77 }
78 return *this;
79 }
80
81 SvRef & operator =(SvRef && rObj)
82 {
83 if (pObj != nullptr) {
84 pObj->ReleaseRef();
85 }
86 pObj = rObj.pObj;
87 rObj.pObj = nullptr;
88 return *this;
89 }
90
91 bool is() const { return pObj != nullptr; }
92
93 explicit operator bool() const { return is(); }
94
95 T * get() const { return pObj; }
96
97 T * operator ->() const { assert(pObj != nullptr)(static_cast <bool> (pObj != nullptr) ? void (0) : __assert_fail
("pObj != nullptr", "/home/maarten/src/libreoffice/core/include/tools/ref.hxx"
, 97, __extension__ __PRETTY_FUNCTION__)); return pObj; }
98
99 T & operator *() const { assert(pObj != nullptr)(static_cast <bool> (pObj != nullptr) ? void (0) : __assert_fail
("pObj != nullptr", "/home/maarten/src/libreoffice/core/include/tools/ref.hxx"
, 99, __extension__ __PRETTY_FUNCTION__)); return *pObj; }
100
101 bool operator ==(const SvRef<T> &rhs) const { return pObj == rhs.pObj; }
102 bool operator !=(const SvRef<T> &rhs) const { return !(*this == rhs); }
103
104private:
105 T * pObj;
106};
107
108/**
109 * This implements similar functionality to std::make_shared.
110 */
111template<typename T, typename... Args>
112SvRef<T> make_ref(Args&& ... args)
113{
114 return SvRef<T>(new T(std::forward<Args>(args)...));
115}
116
117}
118
119/** Classes that want to be referenced-counted via SvRef<T>, should extend this base class */
120class TOOLS_DLLPUBLIC__attribute__ ((visibility("default"))) SvRefBase
121{
122 // work around a clang 3.5 optimization bug: if the bNoDelete is *first*
123 // it mis-compiles "if (--nRefCount == 0)" and never deletes any object
124 unsigned int nRefCount : 31;
125 // the only reason this is not bool is because MSVC cannot handle mixed type bitfields
126 unsigned int bNoDelete : 1;
127
128protected:
129 virtual ~SvRefBase() COVERITY_NOEXCEPT_FALSE;
130
131public:
132 SvRefBase() : nRefCount(0), bNoDelete(1) {}
133 SvRefBase(const SvRefBase &) : nRefCount(0), bNoDelete(1) {}
134
135 SvRefBase & operator=(const SvRefBase &) { return *this; }
136
137 void RestoreNoDelete()
138 { bNoDelete = 1; }
139
140 void AddNextRef()
141 {
142 assert( nRefCount < (1 << 30) && "Do not add refs to dead objects" )(static_cast <bool> (nRefCount < (1 << 30) &&
"Do not add refs to dead objects") ? void (0) : __assert_fail
("nRefCount < (1 << 30) && \"Do not add refs to dead objects\""
, "/home/maarten/src/libreoffice/core/include/tools/ref.hxx",
142, __extension__ __PRETTY_FUNCTION__));
143 ++nRefCount;
144 }
145
146 void AddFirstRef()
147 {
148 assert( nRefCount < (1 << 30) && "Do not add refs to dead objects" )(static_cast <bool> (nRefCount < (1 << 30) &&
"Do not add refs to dead objects") ? void (0) : __assert_fail
("nRefCount < (1 << 30) && \"Do not add refs to dead objects\""
, "/home/maarten/src/libreoffice/core/include/tools/ref.hxx",
148, __extension__ __PRETTY_FUNCTION__));
149 if( bNoDelete )
150 bNoDelete = 0;
151 ++nRefCount;
152 }
153
154 void ReleaseRef()
155 {
156 assert( nRefCount >= 1)(static_cast <bool> (nRefCount >= 1) ? void (0) : __assert_fail
("nRefCount >= 1", "/home/maarten/src/libreoffice/core/include/tools/ref.hxx"
, 156, __extension__ __PRETTY_FUNCTION__));
20
←
Assuming field 'nRefCount' is >= 1
→
21
←
'?' condition is true
→
157 if( --nRefCount == 0 && !bNoDelete)
22
←
Assuming the condition is true
→
23
←
Assuming field 'bNoDelete' is 0
→
24
←
Taking true branch
→
158 {
159 // I'm not sure about the original purpose of this line, but right now
160 // it serves the purpose that anything that attempts to do an AddRef()
161 // after an object is deleted will trip an assert.
162 nRefCount = 1 << 30;
163 delete this;
25
←
Memory is released
→
164 }
165 }
166
167 unsigned int GetRefCount() const
168 { return nRefCount; }
169};
170
171template<typename T>
172class SvCompatWeakBase;
173
174/** SvCompatWeakHdl acts as an intermediary between SvCompatWeakRef<T> and T.
175*/
176template<typename T>
177class SvCompatWeakHdl final : public SvRefBase
178{
179 friend class SvCompatWeakBase<T>;
180 T* _pObj;
181
182 SvCompatWeakHdl( T* pObj ) : _pObj( pObj ) {}
183
184public:
185 void ResetWeakBase( ) { _pObj = nullptr; }
186 T* GetObj() { return _pObj; }
187};
188
189/** We only have one place that extends this, in include/sfx2/frame.hxx, class SfxFrame.
190 Its function is to notify the SvCompatWeakHdl when an SfxFrame object is deleted.
191*/
192template<typename T>
193class SvCompatWeakBase
194{
195 tools::SvRef< SvCompatWeakHdl<T> > _xHdl;
196
197public:
198 /** Does not use initializer due to compiler warnings,
199 because the lifetime of the _xHdl object can exceed the lifetime of this class.
200 */
201 SvCompatWeakBase( T* pObj ) { _xHdl = new SvCompatWeakHdl<T>( pObj ); }
202
203 ~SvCompatWeakBase() { _xHdl->ResetWeakBase(); }
204
205 SvCompatWeakHdl<T>* GetHdl() { return _xHdl.get(); }
206};
207
208/** We only have one weak reference in LO, in include/sfx2/frame.hxx, class SfxFrameWeak.
209*/
210template<typename T>
211class SAL_WARN_UNUSED__attribute__((warn_unused)) SvCompatWeakRef
212{
213 tools::SvRef< SvCompatWeakHdl<T> > _xHdl;
214public:
215 SvCompatWeakRef( ) {}
216 SvCompatWeakRef( T* pObj )
217 { if( pObj ) _xHdl = pObj->GetHdl(); }
218#if defined(__COVERITY__)
219 ~SvCompatWeakRef() COVERITY_NOEXCEPT_FALSE {}
220#endif
221 SvCompatWeakRef& operator = ( T * pObj )
222 { _xHdl = pObj ? pObj->GetHdl() : nullptr; return *this; }
223 bool is() const
224 { return _xHdl.is() && _xHdl->GetObj(); }
225 explicit operator bool() const { return is(); }
226 T* operator -> () const
227 { return _xHdl.is() ? _xHdl->GetObj() : nullptr; }
228 operator T* () const
229 { return _xHdl.is() ? _xHdl->GetObj() : nullptr; }
230};
231
232#endif
233
234/* vim:set shiftwidth=4 softtabstop=4 expandtab: */