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 tabvwshb.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/ui/view/tabvwshb.cxx

/home/maarten/src/libreoffice/core/sc/source/ui/view/tabvwshb.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/chart2/data/XDataReceiver.hpp>
21#include <com/sun/star/awt/XRequestCallback.hpp>
22#include <com/sun/star/awt/Rectangle.hpp>
23
24#include <com/sun/star/embed/EmbedMisc.hpp>
25#include <com/sun/star/embed/XEmbeddedObject.hpp>
26#include <vcl/errinf.hxx>
27#include <sfx2/app.hxx>
28#include <toolkit/helper/vclunohelper.hxx>
29#include <svx/svxdlg.hxx>
30#include <svx/dataaccessdescriptor.hxx>
31#include <svx/svditer.hxx>
32#include <svx/svdmark.hxx>
33#include <svx/svdograf.hxx>
34#include <svx/svdogrp.hxx>
35#include <svx/svdoole2.hxx>
36#include <svx/svdouno.hxx>
37#include <svx/svdview.hxx>
38#include <sfx2/linkmgr.hxx>
39#include <svx/fontworkbar.hxx>
40#include <sfx2/bindings.hxx>
41#include <sfx2/dispatch.hxx>
42#include <sfx2/viewfrm.hxx>
43#include <svtools/soerr.hxx>
44#include <svl/rectitem.hxx>
45#include <svl/stritem.hxx>
46#include <svl/slstitm.hxx>
47#include <svl/whiter.hxx>
48#include <unotools/moduleoptions.hxx>
49#include <sot/exchange.hxx>
50
51#include <tabvwsh.hxx>
52#include <scmod.hxx>
53#include <document.hxx>
54#include <sc.hrc>
55#include <client.hxx>
56#include <fuinsert.hxx>
57#include <docsh.hxx>
58#include <drawview.hxx>
59#include <ChartRangeSelectionListener.hxx>
60#include <gridwin.hxx>
61#include <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp>
62#include <svx/svdpagv.hxx>
63
64#include <comphelper/lok.hxx>
65
66using namespace com::sun::star;
67
68void ScTabViewShell::ConnectObject( const SdrOle2Obj* pObj )
69{
70 // is called from paint
71
72 uno::Reference < embed::XEmbeddedObject > xObj = pObj->GetObjRef();
73 vcl::Window* pWin = GetActiveWin();
74
75 // when already connected do not execute SetObjArea/SetSizeScale again
76
77 SfxInPlaceClient* pClient = FindIPClient( xObj, pWin );
78 if ( pClient )
79 return;
80
81 pClient = new ScClient( this, pWin, GetScDrawView()->GetModel(), pObj );
82 tools::Rectangle aRect = pObj->GetLogicRect();
83 Size aDrawSize = aRect.GetSize();
84
85 Size aOleSize = pObj->GetOrigObjSize();
86
87 Fraction aScaleWidth (aDrawSize.Width(), aOleSize.Width() );
88 Fraction aScaleHeight(aDrawSize.Height(), aOleSize.Height() );
89 aScaleWidth.ReduceInaccurate(10); // compatible with SdrOle2Obj
90 aScaleHeight.ReduceInaccurate(10);
91 pClient->SetSizeScale(aScaleWidth,aScaleHeight);
92
93 // visible section is only changed inplace!
94 // the object area must be set after the scaling since it triggers the resizing
95 aRect.SetSize( aOleSize );
96 pClient->SetObjArea( aRect );
97}
98
99namespace {
100
101class PopupCallback : public cppu::WeakImplHelper<css::awt::XCallback>
102{
103 ScTabViewShell* m_pViewShell;
104 SdrOle2Obj* m_pObject;
105
106public:
107 explicit PopupCallback(ScTabViewShell* pViewShell, SdrOle2Obj* pObject)
108 : m_pViewShell(pViewShell)
109 , m_pObject(pObject)
110 {}
111
112 // XCallback
113 virtual void SAL_CALL notify(const css::uno::Any& aData) override
114 {
115 uno::Sequence<beans::PropertyValue> aProperties;
116 if (!(aData >>= aProperties))
117 return;
118
119 awt::Rectangle xRectangle;
120 sal_Int32 dimensionIndex = 0;
121 OUString sPivotTableName("DataPilot1");
122
123 for (beans::PropertyValue const & rProperty : std::as_const(aProperties))
124 {
125 if (rProperty.Name == "Rectangle")
126 rProperty.Value >>= xRectangle;
127 if (rProperty.Name == "DimensionIndex")
128 rProperty.Value >>= dimensionIndex;
129 if (rProperty.Name == "PivotTableName")
130 rProperty.Value >>= sPivotTableName;
131 }
132
133 tools::Rectangle aChartRect = m_pObject->GetLogicRect();
134
135 Point aPoint(xRectangle.X + aChartRect.Left(), xRectangle.Y + aChartRect.Top());
136 Size aSize(xRectangle.Width, xRectangle.Height);
137
138 m_pViewShell->DoDPFieldPopup(sPivotTableName, dimensionIndex, aPoint, aSize);
139 }
140};
141
142}
143
144void ScTabViewShell::ActivateObject( SdrOle2Obj* pObj, long nVerb )
145{
146 // Do not leave the hint message box on top of the object
147 RemoveHintWindow();
148
149 uno::Reference < embed::XEmbeddedObject > xObj = pObj->GetObjRef();
150 vcl::Window* pWin = GetActiveWin();
151 ErrCode nErr = ERRCODE_NONEErrCode(0);
152 bool bErrorShown = false;
153
154 {
155 SfxInPlaceClient* pClient = FindIPClient( xObj, pWin );
156 if ( !pClient )
157 pClient = new ScClient( this, pWin, GetScDrawView()->GetModel(), pObj );
158
159 if ( (sal_uInt32(nErr) & ERRCODE_ERROR_MASK0x3fffffffUL) == 0 && xObj.is() )
160 {
161 tools::Rectangle aRect = pObj->GetLogicRect();
162
163 {
164 // #i118485# center on BoundRect for activation,
165 // OLE may be sheared/rotated now
166 const tools::Rectangle& rBoundRect = pObj->GetCurrentBoundRect();
167 const Point aDelta(rBoundRect.Center() - aRect.Center());
168 aRect.Move(aDelta.X(), aDelta.Y());
169 }
170
171 Size aDrawSize = aRect.GetSize();
172
173 MapMode aMapMode( MapUnit::Map100thMM );
174 Size aOleSize = pObj->GetOrigObjSize( &aMapMode );
175
176 if ( pClient->GetAspect() != embed::Aspects::MSOLE_ICON
177 && ( xObj->getStatus( pClient->GetAspect() ) & embed::EmbedMisc::MS_EMBED_RECOMPOSEONRESIZE ) )
178 {
179 // scale must always be 1 - change VisArea if different from client size
180
181 if ( aDrawSize != aOleSize )
182 {
183 MapUnit aUnit = VCLUnoHelper::UnoEmbed2VCLMapUnit( xObj->getMapUnit( pClient->GetAspect() ) );
184 aOleSize = OutputDevice::LogicToLogic( aDrawSize,
185 MapMode(MapUnit::Map100thMM), MapMode(aUnit));
186 awt::Size aSz( aOleSize.Width(), aOleSize.Height() );
187 xObj->setVisualAreaSize( pClient->GetAspect(), aSz );
188 }
189 Fraction aOne( 1, 1 );
190 pClient->SetSizeScale( aOne, aOne );
191 }
192 else
193 {
194 // calculate scale from client and VisArea size
195
196 Fraction aScaleWidth (aDrawSize.Width(), aOleSize.Width() );
197 Fraction aScaleHeight(aDrawSize.Height(), aOleSize.Height() );
198 aScaleWidth.ReduceInaccurate(10); // compatible with SdrOle2Obj
199 aScaleHeight.ReduceInaccurate(10);
200 pClient->SetSizeScale(aScaleWidth,aScaleHeight);
201 }
202
203 // visible section is only changed inplace!
204 // the object area must be set after the scaling since it triggers the resizing
205 aRect.SetSize( aOleSize );
206 pClient->SetObjArea( aRect );
207
208 nErr = pClient->DoVerb( nVerb );
209 bErrorShown = true;
210 // SfxViewShell::DoVerb shows its error messages
211
212 // attach listener to selection changes in chart that affect cell
213 // ranges, so those can be highlighted
214 // note: do that after DoVerb, so that the chart controller exists
215 if ( SvtModuleOptions().IsChart() )
216 {
217 SvGlobalName aObjClsId ( xObj->getClassID() );
218 if (SotExchange::IsChart( aObjClsId ))
219 {
220 try
221 {
222 uno::Reference < embed::XComponentSupplier > xSup( xObj, uno::UNO_QUERY_THROW );
223 uno::Reference< chart2::data::XDataReceiver > xDataReceiver(
224 xSup->getComponent(), uno::UNO_QUERY_THROW );
225 uno::Reference< chart2::data::XRangeHighlighter > xRangeHightlighter(
226 xDataReceiver->getRangeHighlighter());
227 if (xRangeHightlighter.is())
228 {
229 uno::Reference< view::XSelectionChangeListener > xListener(
230 new ScChartRangeSelectionListener( this ));
231 xRangeHightlighter->addSelectionChangeListener( xListener );
232 }
233 uno::Reference<awt::XRequestCallback> xPopupRequest(xDataReceiver->getPopupRequest());
234 if (xPopupRequest.is())
235 {
236 uno::Reference<awt::XCallback> xCallback(new PopupCallback(this, pObj));
237 uno::Any aAny;
238 xPopupRequest->addCallback(xCallback, aAny);
239 }
240 }
241 catch( const uno::Exception & )
242 {
243 OSL_FAIL( "Exception caught while querying chart" )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/ui/view/tabvwshb.cxx"
":" "243" ": "), "%s", "Exception caught while querying chart"
); } } while (false);
244 }
245 }
246 }
247 }
248 }
249 if (nErr != ERRCODE_NONEErrCode(0) && !bErrorShown)
250 ErrorHandler::HandleError(nErr);
251
252 // #i118524# refresh handles to suppress for activated OLE
253 if(GetScDrawView())
254 {
255 GetScDrawView()->AdjustMarkHdl();
256 }
257 //! SetDocumentName should already happen in Sfx ???
258 //TODO/LATER: how "SetDocumentName"?
259 //xIPObj->SetDocumentName( GetViewData().GetDocShell()->GetTitle() );
260}
261
262ErrCode ScTabViewShell::DoVerb(long nVerb)
263{
264 SdrView* pView = GetScDrawView();
265 if (!pView)
266 return ERRCODE_SO_NOTIMPLErrCode(ErrCodeArea::So, ErrCodeClass::So, 33); // should not be
267
268 SdrOle2Obj* pOle2Obj = nullptr;
269
270 const SdrMarkList& rMarkList = pView->GetMarkedObjectList();
271 if (rMarkList.GetMarkCount() == 1)
272 {
273 SdrObject* pObj = rMarkList.GetMark(0)->GetMarkedSdrObj();
274 if (pObj->GetObjIdentifier() == OBJ_OLE2)
275 pOle2Obj = static_cast<SdrOle2Obj*>(pObj);
276 }
277
278 if (pOle2Obj)
279 {
280 ActivateObject( pOle2Obj, nVerb );
281 }
282 else
283 {
284 OSL_FAIL("no object for Verb found")do { if (true && (((sal_Bool)1))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/ui/view/tabvwshb.cxx"
":" "284" ": "), "%s", "no object for Verb found"); } } while
(false);
285 }
286
287 return ERRCODE_NONEErrCode(0);
288}
289
290void ScTabViewShell::DeactivateOle()
291{
292 // deactivate inplace editing if currently active
293
294 ScModule* pScMod = SC_MOD()( static_cast<ScModule*>(SfxApplication::GetModule(SfxToolsModule
::Calc)) );
295 bool bUnoRefDialog = pScMod->IsRefDialogOpen() && pScMod->GetCurRefDlgId() == WID_SIMPLE_REF((20000 +5000)+20);
296
297 ScClient* pClient = static_cast<ScClient*>(GetIPClient());
298 if ( pClient && pClient->IsObjectInPlaceActive() && !bUnoRefDialog )
299 pClient->DeactivateObject();
300}
301
302IMPL_LINK( ScTabViewShell, DialogClosedHdl, css::ui::dialogs::DialogClosedEvent*, pEvent, void )void ScTabViewShell::LinkStubDialogClosedHdl(void * instance,
css::ui::dialogs::DialogClosedEvent* data) { return static_cast
<ScTabViewShell *>(instance)->DialogClosedHdl(data);
} void ScTabViewShell::DialogClosedHdl(css::ui::dialogs::DialogClosedEvent
* pEvent)
303{
304 if( pEvent->DialogResult == ui::dialogs::ExecutableDialogResults::CANCEL )
305 {
306 ScTabView* pTabView = GetViewData().GetView();
307 ScDrawView* pView = pTabView->GetScDrawView();
308 ScViewData& rData = GetViewData();
309 ScDocShell* pScDocSh = rData.GetDocShell();
310 ScDocument& rScDoc = pScDocSh->GetDocument();
311 // leave OLE inplace mode and unmark
312 OSL_ASSERT( pView )do { if (true && (!(pView))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/ui/view/tabvwshb.cxx"
":" "312" ": "), "OSL_ASSERT: %s", "pView"); } } while (false
);
313 DeactivateOle();
314 pView->UnMarkAll();
315
316 rScDoc.GetUndoManager()->Undo();
317 rScDoc.GetUndoManager()->ClearRedo();
318
319 // leave the draw shell
320 SetDrawShell( false );
321
322 // reset marked cell area
323 ScMarkData aMark = GetViewData().GetMarkData();
324 GetViewData().GetViewShell()->SetMarkData(aMark);
325 }
326 else
327 {
328 OSL_ASSERT( pEvent->DialogResult == ui::dialogs::ExecutableDialogResults::OK )do { if (true && (!(pEvent->DialogResult == ui::dialogs
::ExecutableDialogResults::OK))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN
), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/ui/view/tabvwshb.cxx"
":" "328" ": "), "OSL_ASSERT: %s", "pEvent->DialogResult == ui::dialogs::ExecutableDialogResults::OK"
); } } while (false);
329 //@todo maybe move chart to different table
330 }
331}
332
333void ScTabViewShell::ExecDrawIns(SfxRequest& rReq)
334{
335 sal_uInt16 nSlot = rReq.GetSlot();
336 if (nSlot != SID_OBJECTRESIZETypedWhichId<SfxRectangleItem>(5000 + 1000) )
1
Taking true branch
→
337 {
338 SC_MOD()( static_cast<ScModule*>(SfxApplication::GetModule(SfxToolsModule
::Calc)) )->InputEnterHandler();
339 UpdateInputHandler();
340 }
341
342 // insertion of border for Chart is cancelled:
343 FuPoor* pPoor = GetDrawFuncPtr();
344 if ( pPoor && pPoor->GetSlotID() == SID_DRAW_CHART((26000) + 71) )
2
←
Assuming 'pPoor' is null
→
345 GetViewData().GetDispatcher().Execute(SID_DRAW_CHART((26000) + 71), SfxCallMode::SLOT | SfxCallMode::RECORD);
346
347 MakeDrawLayer();
348
349 SfxBindings& rBindings = GetViewFrame()->GetBindings();
350 ScTabView* pTabView = GetViewData().GetView();
351 vcl::Window* pWin = pTabView->GetActiveWin();
352 ScDrawView* pView = pTabView->GetScDrawView();
353 ScDocShell* pDocSh = GetViewData().GetDocShell();
354 ScDocument& rDoc = pDocSh->GetDocument();
355 SdrModel* pDrModel = pView->GetModel();
356
357 switch ( nSlot )
3
←
Control jumps to 'case 26060:' at line 467
→
358 {
359 case SID_INSERT_GRAPHICTypedWhichId<SfxStringItem>( 10000 + 241 ):
360 FuInsertGraphic(*this, pWin, pView, pDrModel, rReq);
361 // shell is set in MarkListHasChanged
362 break;
363
364 case SID_INSERT_AVMEDIA(5000 + 1696):
365 FuInsertMedia(*this, pWin, pView, pDrModel, rReq);
366 // shell is set in MarkListHasChanged
367 break;
368
369 case SID_INSERT_DIAGRAM( 10000 + 140 ):
370 FuInsertChart(*this, pWin, pView, pDrModel, rReq, LINK( this, ScTabViewShell, DialogClosedHdl )::tools::detail::makeLink( ::tools::detail::castTo<ScTabViewShell
*>(this), &ScTabViewShell::LinkStubDialogClosedHdl));
371 if (comphelper::LibreOfficeKit::isActive())
372 pDocSh->SetModified();
373 break;
374
375 case SID_INSERT_OBJECT(5000 + 561):
376 case SID_INSERT_SMATH((26000) + 63):
377 case SID_INSERT_FLOATINGFRAME(5000 + 563):
378 FuInsertOLE(*this, pWin, pView, pDrModel, rReq);
379 break;
380
381 case SID_INSERT_SIGNATURELINE( 10000 + 1173 ):
382 case SID_EDIT_SIGNATURELINE( 10000 + 1174 ):
383 {
384 const uno::Reference<frame::XModel> xModel( GetViewData().GetDocShell()->GetBaseModel() );
385
386 VclAbstractDialogFactory* pFact = VclAbstractDialogFactory::Create();
387 ScopedVclPtr<AbstractSignatureLineDialog> pDialog(pFact->CreateSignatureLineDialog(
388 pWin->GetFrameWeld(), xModel, rReq.GetSlot() == SID_EDIT_SIGNATURELINE( 10000 + 1174 )));
389 pDialog->Execute();
390 break;
391 }
392
393 case SID_SIGN_SIGNATURELINE( 10000 + 1175 ):
394 {
395 const uno::Reference<frame::XModel> xModel(
396 GetViewData().GetDocShell()->GetBaseModel());
397
398 VclAbstractDialogFactory* pFact = VclAbstractDialogFactory::Create();
399 ScopedVclPtr<AbstractSignSignatureLineDialog> pDialog(
400 pFact->CreateSignSignatureLineDialog(GetFrameWeld(), xModel));
401 pDialog->Execute();
402 break;
403 }
404
405 case SID_INSERT_QRCODE( 10000 + 1191 ):
406 case SID_EDIT_QRCODE( 10000 + 1192 ):
407 {
408 const uno::Reference<frame::XModel> xModel( GetViewData().GetDocShell()->GetBaseModel() );
409
410 VclAbstractDialogFactory* pFact = VclAbstractDialogFactory::Create();
411 ScopedVclPtr<AbstractQrCodeGenDialog> pDialog(pFact->CreateQrCodeGenDialog(
412 pWin->GetFrameWeld(), xModel, rReq.GetSlot() == SID_EDIT_QRCODE( 10000 + 1192 )));
413 pDialog->Execute();
414 break;
415 }
416
417 case SID_ADDITIONS_DIALOG(5000 + 1740):
418 {
419 OUString sAdditionsTag = "";
420
421 const SfxStringItem* pStringArg = rReq.GetArg<SfxStringItem>(SID_ADDITIONS_TAG(5000 + 1741));
422 if (pStringArg)
423 sAdditionsTag = pStringArg->GetValue();
424
425 VclAbstractDialogFactory* pFact = VclAbstractDialogFactory::Create();
426 ScopedVclPtr<AbstractAdditionsDialog> pDialog(
427 pFact->CreateAdditionsDialog(pWin->GetFrameWeld(), sAdditionsTag));
428 pDialog->Execute();
429 break;
430 }
431
432 case SID_OBJECTRESIZETypedWhichId<SfxRectangleItem>(5000 + 1000):
433 {
434 // the server would like to change the client size
435
436 SfxInPlaceClient* pClient = GetIPClient();
437
438 if ( pClient && pClient->IsObjectInPlaceActive() )
439 {
440 const SfxRectangleItem& rRect = rReq.GetArgs()->Get(SID_OBJECTRESIZETypedWhichId<SfxRectangleItem>(5000 + 1000));
441 tools::Rectangle aRect( pWin->PixelToLogic( rRect.GetValue() ) );
442
443 if ( pView->AreObjectsMarked() )
444 {
445 const SdrMarkList& rMarkList = pView->GetMarkedObjectList();
446
447 if (rMarkList.GetMarkCount() == 1)
448 {
449 SdrMark* pMark = rMarkList.GetMark(0);
450 SdrObject* pObj = pMark->GetMarkedSdrObj();
451
452 sal_uInt16 nSdrObjKind = pObj->GetObjIdentifier();
453
454 if (nSdrObjKind == OBJ_OLE2)
455 {
456 if ( static_cast<SdrOle2Obj*>(pObj)->GetObjRef().is() )
457 {
458 pObj->SetLogicRect(aRect);
459 }
460 }
461 }
462 }
463 }
464 }
465 break;
466
467 case SID_LINKS((26000) + 60):
468 {
469 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
470 ScopedVclPtr<SfxAbstractLinksDialog> pDlg(pFact->CreateLinksDialog(pWin->GetFrameWeld(), rDoc.GetLinkManager()));
4
←
Calling constructor for 'ScopedVclPtr<SfxAbstractLinksDialog>'
→
11
←
Returning from constructor for 'ScopedVclPtr<SfxAbstractLinksDialog>'
→
12
←
Calling implicit destructor for 'VclPtr<SfxAbstractLinksDialog>'
→
13
←
Calling '~Reference'
→
20
←
Returning from '~Reference'
→
21
←
Returning from destructor for 'VclPtr<SfxAbstractLinksDialog>'
→
471 pDlg->Execute();
22
←
Calling 'VclPtr::operator->'
→
472 rBindings.Invalidate( nSlot );
473 SfxGetpApp()->Broadcast( SfxHint( SfxHintId::ScAreaLinksChanged ) ); // Navigator
474 rReq.Done();
475 }
476 break;
477
478 case SID_FM_CREATE_FIELDCONTROL( 10000 + 765 ):
479 {
480 const SfxUnoAnyItem* pDescriptorItem = rReq.GetArg<SfxUnoAnyItem>(SID_FM_DATACCESS_DESCRIPTOR( 10000 + 766 ));
481 OSL_ENSURE( pDescriptorItem, "SID_FM_CREATE_FIELDCONTROL: invalid request args!" )do { if (true && (!(pDescriptorItem))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/sc/source/ui/view/tabvwshb.cxx"
":" "481" ": "), "%s", "SID_FM_CREATE_FIELDCONTROL: invalid request args!"
); } } while (false);
482
483 if(pDescriptorItem)
484 {
485 //! merge with ScViewFunc::PasteDataFormat (SotClipboardFormatId::SBA_FIELDDATAEXCHANGE)?
486
487 ScDrawView* pDrView = GetScDrawView();
488 SdrPageView* pPageView = pDrView ? pDrView->GetSdrPageView() : nullptr;
489 if(pPageView)
490 {
491 svx::ODataAccessDescriptor aDescriptor(pDescriptorItem->GetValue());
492 SdrObjectUniquePtr pNewDBField = pDrView->CreateFieldControl(aDescriptor);
493
494 if(pNewDBField)
495 {
496 tools::Rectangle aVisArea = pWin->PixelToLogic(tools::Rectangle(Point(0,0), pWin->GetOutputSizePixel()));
497 Point aObjPos(aVisArea.Center());
498 Size aObjSize(pNewDBField->GetLogicRect().GetSize());
499 aObjPos.AdjustX( -(aObjSize.Width() / 2) );
500 aObjPos.AdjustY( -(aObjSize.Height() / 2) );
501 tools::Rectangle aNewObjectRectangle(aObjPos, aObjSize);
502
503 pNewDBField->SetLogicRect(aNewObjectRectangle);
504
505 // controls must be on control layer, groups on front layer
506 if ( dynamic_cast<const SdrUnoObj*>( pNewDBField.get() ) != nullptr )
507 pNewDBField->NbcSetLayer(SC_LAYER_CONTROLS);
508 else
509 pNewDBField->NbcSetLayer(SC_LAYER_FRONT);
510 if (dynamic_cast<const SdrObjGroup*>( pNewDBField.get() ) != nullptr)
511 {
512 SdrObjListIter aIter( *pNewDBField, SdrIterMode::DeepWithGroups );
513 SdrObject* pSubObj = aIter.Next();
514 while (pSubObj)
515 {
516 if ( dynamic_cast<const SdrUnoObj*>( pSubObj) != nullptr )
517 pSubObj->NbcSetLayer(SC_LAYER_CONTROLS);
518 else
519 pSubObj->NbcSetLayer(SC_LAYER_FRONT);
520 pSubObj = aIter.Next();
521 }
522 }
523
524 pView->InsertObjectAtView(pNewDBField.release(), *pPageView);
525 }
526 }
527 }
528 rReq.Done();
529 }
530 break;
531
532 case SID_FONTWORK_GALLERY_FLOATER( 10000 + 977 ):
533 svx::FontworkBar::execute(*pView, rReq, GetViewFrame()->GetBindings());
534 rReq.Ignore();
535 break;
536 }
537}
538
539void ScTabViewShell::GetDrawInsState(SfxItemSet &rSet)
540{
541 bool bOle = GetViewFrame()->GetFrame().IsInPlace();
542 bool bTabProt = GetViewData().GetDocument().IsTabProtected(GetViewData().GetTabNo());
543 ScDocShell* pDocShell = GetViewData().GetDocShell();
544 bool bShared = pDocShell && pDocShell->IsDocShared();
545 SdrView* pSdrView = GetScDrawView();
546
547 SfxWhichIter aIter(rSet);
548 sal_uInt16 nWhich = aIter.FirstWhich();
549 while ( nWhich )
550 {
551 switch ( nWhich )
552 {
553 case SID_INSERT_DIAGRAM( 10000 + 140 ):
554 if ( bOle || bTabProt || !SvtModuleOptions().IsChart() || bShared )
555 rSet.DisableItem( nWhich );
556 break;
557
558 case SID_INSERT_SMATH((26000) + 63):
559 if ( bOle || bTabProt || !SvtModuleOptions().IsMath() || bShared )
560 rSet.DisableItem( nWhich );
561 break;
562
563 case SID_INSERT_OBJECT(5000 + 561):
564 case SID_INSERT_FLOATINGFRAME(5000 + 563):
565 if ( bOle || bTabProt || bShared )
566 rSet.DisableItem( nWhich );
567 break;
568
569 case SID_INSERT_AVMEDIA(5000 + 1696):
570 case SID_FONTWORK_GALLERY_FLOATER( 10000 + 977 ):
571 if ( bTabProt || bShared )
572 rSet.DisableItem( nWhich );
573 break;
574
575 case SID_INSERT_SIGNATURELINE( 10000 + 1173 ):
576 if ( bTabProt || bShared || (pSdrView && pSdrView->GetMarkedObjectCount() != 0))
577 rSet.DisableItem( nWhich );
578 break;
579 case SID_EDIT_SIGNATURELINE( 10000 + 1174 ):
580 case SID_SIGN_SIGNATURELINE( 10000 + 1175 ):
581 if (!IsSignatureLineSelected() || IsSignatureLineSigned())
582 rSet.DisableItem(nWhich);
583 break;
584
585 case SID_INSERT_QRCODE( 10000 + 1191 ):
586 if ( bTabProt || bShared || (pSdrView && pSdrView->GetMarkedObjectCount() != 0))
587 rSet.DisableItem( nWhich );
588 break;
589 case SID_EDIT_QRCODE( 10000 + 1192 ):
590 if (!IsQRCodeSelected())
591 rSet.DisableItem(nWhich);
592 break;
593
594 case SID_INSERT_GRAPHICTypedWhichId<SfxStringItem>( 10000 + 241 ):
595 if (bTabProt || bShared)
596 {
597 // do not disable 'insert graphic' item if the currently marked area is editable (not protected)
598 // if there is no marked area, check the current cell
599 bool bDisableInsertImage = true;
600 ScMarkData& rMark = GetViewData().GetMarkData();
601 if (!rMark.GetMarkedRanges().empty() && GetViewData().GetDocument().IsSelectionEditable(rMark))
602 bDisableInsertImage = false;
603 else
604 {
605 if (GetViewData().GetDocument().IsBlockEditable
606 (GetViewData().GetTabNo(), GetViewData().GetCurX(), GetViewData().GetCurY(), GetViewData().GetCurX(), GetViewData().GetCurY()))
607 {
608 bDisableInsertImage = false;
609 }
610 }
611
612 if (bDisableInsertImage)
613 rSet.DisableItem(nWhich);
614 }
615 break;
616
617 case SID_LINKS((26000) + 60):
618 {
619 if (GetViewData().GetDocument().GetLinkManager()->GetLinks().empty())
620 rSet.DisableItem( SID_LINKS((26000) + 60) );
621 }
622 break;
623 }
624 nWhich = aIter.NextWhich();
625 }
626}
627
628bool ScTabViewShell::IsSignatureLineSelected()
629{
630 SdrView* pSdrView = GetScDrawView();
631 if (!pSdrView)
632 return false;
633
634 if (pSdrView->GetMarkedObjectCount() != 1)
635 return false;
636
637 SdrObject* pPickObj = pSdrView->GetMarkedObjectByIndex(0);
638 if (!pPickObj)
639 return false;
640
641 SdrGrafObj* pGraphic = dynamic_cast<SdrGrafObj*>(pPickObj);
642 if (!pGraphic)
643 return false;
644
645 return pGraphic->isSignatureLine();
646}
647
648bool ScTabViewShell::IsQRCodeSelected()
649{
650 SdrView* pSdrView = GetScDrawView();
651 if (!pSdrView)
652 return false;
653
654 if (pSdrView->GetMarkedObjectCount() != 1)
655 return false;
656
657 SdrObject* pPickObj = pSdrView->GetMarkedObjectByIndex(0);
658 if (!pPickObj)
659 return false;
660
661 SdrGrafObj* pGraphic = dynamic_cast<SdrGrafObj*>(pPickObj);
662 if (!pGraphic)
663 return false;
664
665 if(pGraphic->getQrCode())
666 {
667 return true;
668 }
669 else{
670 return false;
671 }
672}
673
674bool ScTabViewShell::IsSignatureLineSigned()
675{
676 SdrView* pSdrView = GetScDrawView();
677 if (!pSdrView)
678 return false;
679
680 if (pSdrView->GetMarkedObjectCount() != 1)
681 return false;
682
683 SdrObject* pPickObj = pSdrView->GetMarkedObjectByIndex(0);
684 if (!pPickObj)
685 return false;
686
687 SdrGrafObj* pGraphic = dynamic_cast<SdrGrafObj*>(pPickObj);
688 if (!pGraphic)
689 return false;
690
691 return pGraphic->isSignatureLineSigned();
692}
693
694void ScTabViewShell::ExecuteUndo(SfxRequest& rReq)
695{
696 SfxShell* pSh = GetViewData().GetDispatcher().GetShell(0);
697 SfxUndoManager* pUndoManager = pSh->GetUndoManager();
698
699 const SfxItemSet* pReqArgs = rReq.GetArgs();
700 ScDocShell* pDocSh = GetViewData().GetDocShell();
701
702 sal_uInt16 nSlot = rReq.GetSlot();
703 switch ( nSlot )
704 {
705 case SID_UNDO(5000 + 701):
706 case SID_REDO(5000 + 700):
707 if ( pUndoManager )
708 {
709 bool bIsUndo = ( nSlot == SID_UNDO(5000 + 701) );
710
711 sal_uInt16 nCount = 1;
712 const SfxPoolItem* pItem;
713 if ( pReqArgs && pReqArgs->GetItemState( nSlot, true, &pItem ) == SfxItemState::SET )
714 nCount = static_cast<const SfxUInt16Item*>(pItem)->GetValue();
715
716 // Repair mode: allow undo/redo of all undo actions, even if access would
717 // be limited based on the view shell ID.
718 bool bRepair = false;
719 if (pReqArgs && pReqArgs->GetItemState(SID_REPAIRPACKAGE(5000 + 1683), false, &pItem) == SfxItemState::SET)
720 bRepair = static_cast<const SfxBoolItem*>(pItem)->GetValue();
721
722 if (comphelper::LibreOfficeKit::isActive() && !bRepair)
723 {
724 SfxUndoAction* pAction = nullptr;
725 if (bIsUndo)
726 {
727 if (pUndoManager->GetUndoActionCount() != 0)
728 pAction = pUndoManager->GetUndoAction();
729 }
730 else
731 {
732 if (pUndoManager->GetRedoActionCount() != 0)
733 pAction = pUndoManager->GetRedoAction();
734 }
735 if (pAction)
736 {
737 ViewShellId nViewShellId = GetViewShellId();
738 if (pAction->GetViewShellId() != nViewShellId)
739 {
740 rReq.SetReturnValue(SfxUInt32Item(SID_UNDO(5000 + 701), static_cast<sal_uInt32>(SID_REPAIRPACKAGE(5000 + 1683))));
741 return;
742 }
743 }
744 }
745
746 // lock paint for more than one cell undo action (not for editing within a cell)
747 bool bLockPaint = ( nCount > 1 && pUndoManager == GetUndoManager() );
748 if ( bLockPaint )
749 pDocSh->LockPaint();
750
751 try
752 {
753 for (sal_uInt16 i=0; i<nCount; i++)
754 {
755 if ( bIsUndo )
756 pUndoManager->Undo();
757 else
758 pUndoManager->Redo();
759 }
760 }
761 catch ( const uno::Exception& )
762 {
763 // no need to handle. By definition, the UndoManager handled this by clearing the
764 // Undo/Redo stacks
765 }
766
767 if ( bLockPaint )
768 pDocSh->UnlockPaint();
769
770 GetViewFrame()->GetBindings().InvalidateAll(false);
771 }
772 break;
773// default:
774// GetViewFrame()->ExecuteSlot( rReq );
775 }
776}
777
778void ScTabViewShell::GetUndoState(SfxItemSet &rSet)
779{
780 SfxShell* pSh = GetViewData().GetDispatcher().GetShell(0);
781 SfxUndoManager* pUndoManager = pSh->GetUndoManager();
782
783 SfxWhichIter aIter(rSet);
784 sal_uInt16 nWhich = aIter.FirstWhich();
785 while ( nWhich )
786 {
787 switch (nWhich)
788 {
789 case SID_GETUNDOSTRINGS( 10000 + 923 ):
790 case SID_GETREDOSTRINGS( 10000 + 924 ):
791 {
792 SfxStringListItem aStrLst( nWhich );
793 if ( pUndoManager )
794 {
795 std::vector<OUString> &aList = aStrLst.GetList();
796 bool bIsUndo = ( nWhich == SID_GETUNDOSTRINGS( 10000 + 923 ) );
797 size_t nCount = bIsUndo ? pUndoManager->GetUndoActionCount() : pUndoManager->GetRedoActionCount();
798 for (size_t i=0; i<nCount; ++i)
799 {
800 aList.push_back( bIsUndo ? pUndoManager->GetUndoActionComment(i) :
801 pUndoManager->GetRedoActionComment(i) );
802 }
803 }
804 rSet.Put( aStrLst );
805 }
806 break;
807 default:
808 // get state from sfx view frame
809 GetViewFrame()->GetSlotState( nWhich, nullptr, &rSet );
810 }
811
812 nWhich = aIter.NextWhich();
813 }
814}
815
816/* 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();
23
←
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)
5
←
Calling implicit copy constructor for 'VclPtr<SfxAbstractLinksDialog>'
→
6
←
Calling copy constructor for 'Reference<SfxAbstractLinksDialog>'
→
9
←
Returning from copy constructor for 'Reference<SfxAbstractLinksDialog>'
→
10
←
Returning from copy constructor for 'VclPtr<SfxAbstractLinksDialog>'
→
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)
7
←
Assuming field 'm_pBody' is non-null
→
8
←
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
13.1
Field 'm_pBody' is non-null
13.1
Field 'm_pBody' is non-null
13.1
Field 'm_pBody' is non-null
13.1
Field 'm_pBody' is non-null
)
14
←
Taking true branch
→
113 m_pBody->release();
15
←
Calling 'VclReferenceBase::release'
→
19
←
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;
24
←
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)
16
←
Assuming the condition is true
→
17
←
Taking true branch
→
40 delete this;
18
←
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