Bug Summary

File:home/maarten/src/libreoffice/core/sw/source/uibase/inc/FrameControl.hxx
Warning:line 46, column 42
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 FrameControlsManager.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 SW_DLLIMPLEMENTATION -D SWUI_DLL_NAME="libswuilo.so" -D SYSTEM_LIBXML -D EXCEPTIONS_ON -D LIBO_INTERNAL_ONLY -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/i18n -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/common -I /home/maarten/src/libreoffice/core/external/boost/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/boost -I /home/maarten/src/libreoffice/core/sw/source/core/inc -I /home/maarten/src/libreoffice/core/sw/source/filter/inc -I /home/maarten/src/libreoffice/core/sw/source/uibase/inc -I /home/maarten/src/libreoffice/core/sw/inc -I /home/maarten/src/libreoffice/core/workdir/SdiTarget/sw/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/CustomTarget/sw/generated -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/sw/source/uibase/docvw/FrameControlsManager.cxx

/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.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
10#include <edtwin.hxx>
11#include <FrameControlsManager.hxx>
12#include <HeaderFooterWin.hxx>
13#include <PageBreakWin.hxx>
14#include <UnfloatTableButton.hxx>
15#include <pagefrm.hxx>
16#include <flyfrm.hxx>
17#include <viewopt.hxx>
18#include <view.hxx>
19#include <wrtsh.hxx>
20#include <txtfrm.hxx>
21#include <OutlineContentVisibilityWin.hxx>
22#include <ndtxt.hxx>
23#include <IDocumentOutlineNodes.hxx>
24
25using namespace std;
26
27SwFrameControlsManager::SwFrameControlsManager( SwEditWin* pEditWin ) :
28 m_pEditWin( pEditWin ),
29 m_aControls( )
30{
31}
32
33SwFrameControlsManager::~SwFrameControlsManager()
34{
35}
36
37void SwFrameControlsManager::dispose()
38{
39 m_aControls.clear();
40 m_aTextNodeContentFrameMap.clear();
41}
42
43SwFrameControlPtr SwFrameControlsManager::GetControl( FrameControlType eType, const SwFrame* pFrame )
44{
45 SwFrameControlPtrMap& rControls = m_aControls[eType];
46
47 SwFrameControlPtrMap::iterator aIt = rControls.find(pFrame);
48
49 if (aIt != rControls.end())
50 return aIt->second;
51
52 return SwFrameControlPtr();
53}
54
55void SwFrameControlsManager::RemoveControls( const SwFrame* pFrame )
56{
57 for ( auto& rEntry : m_aControls )
58 {
59 SwFrameControlPtrMap& rMap = rEntry.second;
60 rMap.erase(pFrame);
61 }
62}
63
64void SwFrameControlsManager::RemoveControlsByType( FrameControlType eType, const SwFrame* pFrame )
65{
66 SwFrameControlPtrMap& rMap = m_aControls[eType];
67 rMap.erase(pFrame);
68}
69
70void SwFrameControlsManager::HideControls( FrameControlType eType )
71{
72 for ( const auto& rCtrl : m_aControls[eType] )
73 rCtrl.second->ShowAll( false );
74}
75
76void SwFrameControlsManager::SetReadonlyControls( bool bReadonly )
77{
78 for ( auto& rEntry : m_aControls )
79 for ( auto& rCtrl : rEntry.second )
80 rCtrl.second->SetReadonly( bReadonly );
81}
82
83void SwFrameControlsManager::SetHeaderFooterControl( const SwPageFrame* pPageFrame, FrameControlType eType, Point aOffset )
84{
85 assert( eType == FrameControlType::Header || eType == FrameControlType::Footer )(static_cast <bool> (eType == FrameControlType::Header ||
eType == FrameControlType::Footer) ? void (0) : __assert_fail
("eType == FrameControlType::Header || eType == FrameControlType::Footer"
, "/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.cxx"
, 85, __extension__ __PRETTY_FUNCTION__));
86
87 // Check if we already have the control
88 SwFrameControlPtr pControl;
89 const bool bHeader = ( eType == FrameControlType::Header );
90
91 SwFrameControlPtrMap& rControls = m_aControls[eType];
92
93 SwFrameControlPtrMap::iterator lb = rControls.lower_bound(pPageFrame);
94 if (lb != rControls.end() && !(rControls.key_comp()(pPageFrame, lb->first)))
95 pControl = lb->second;
96 else
97 {
98 SwFrameControlPtr pNewControl =
99 std::make_shared<SwFrameControl>( VclPtr<SwHeaderFooterWin>::Create(
100 m_pEditWin, pPageFrame, bHeader ).get() );
101 const SwViewOption* pViewOpt = m_pEditWin->GetView().GetWrtShell().GetViewOptions();
102 pNewControl->SetReadonly( pViewOpt->IsReadonly() );
103 rControls.insert(lb, make_pair(pPageFrame, pNewControl));
104 pControl.swap( pNewControl );
105 }
106
107 tools::Rectangle aPageRect = m_pEditWin->LogicToPixel( pPageFrame->getFrameArea().SVRect() );
108
109 SwHeaderFooterWin* pWin = dynamic_cast<SwHeaderFooterWin *>(pControl->GetWindow());
110 assert( pWin != nullptr)(static_cast <bool> (pWin != nullptr) ? void (0) : __assert_fail
("pWin != nullptr", "/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.cxx"
, 110, __extension__ __PRETTY_FUNCTION__)) ;
111 assert( pWin->IsHeader() == bHeader )(static_cast <bool> (pWin->IsHeader() == bHeader) ? void
(0) : __assert_fail ("pWin->IsHeader() == bHeader", "/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.cxx"
, 111, __extension__ __PRETTY_FUNCTION__));
112 pWin->SetOffset( aOffset, aPageRect.Left(), aPageRect.Right() );
113
114 if (!pWin->IsVisible())
115 pControl->ShowAll( true );
116}
117
118void SwFrameControlsManager::SetPageBreakControl( const SwPageFrame* pPageFrame )
119{
120 // Check if we already have the control
121 SwFrameControlPtr pControl;
122
123 SwFrameControlPtrMap& rControls = m_aControls[FrameControlType::PageBreak];
124
125 SwFrameControlPtrMap::iterator lb = rControls.lower_bound(pPageFrame);
126 if (lb != rControls.end() && !(rControls.key_comp()(pPageFrame, lb->first)))
1
Taking false branch
→
127 pControl = lb->second;
128 else
129 {
130 SwFrameControlPtr pNewControl = std::make_shared<SwFrameControl>(
131 VclPtr<SwPageBreakWin>::Create( m_pEditWin, pPageFrame ).get() );
2
←
Calling 'VclPtr::Create'
→
4
←
Returned allocated memory
→
5
←
Calling implicit destructor for 'VclPtr<SwPageBreakWin>'
→
6
←
Calling '~Reference'
→
13
←
Returning from '~Reference'
→
14
←
Returning from destructor for 'VclPtr<SwPageBreakWin>'
→
132 const SwViewOption* pViewOpt = m_pEditWin->GetView().GetWrtShell().GetViewOptions();
133 pNewControl->SetReadonly( pViewOpt->IsReadonly() );
15
←
Calling 'SwFrameControl::SetReadonly'
→
134
135 rControls.insert(lb, make_pair(pPageFrame, pNewControl));
136
137 pControl.swap( pNewControl );
138 }
139
140 SwPageBreakWin* pWin = dynamic_cast<SwPageBreakWin *>(pControl->GetWindow());
141 assert (pWin != nullptr)(static_cast <bool> (pWin != nullptr) ? void (0) : __assert_fail
("pWin != nullptr", "/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.cxx"
, 141, __extension__ __PRETTY_FUNCTION__));
142 pWin->UpdatePosition();
143 if (!pWin->IsVisible())
144 pControl->ShowAll( true );
145}
146
147void SwFrameControlsManager::SetUnfloatTableButton( const SwFlyFrame* pFlyFrame, bool bShow, Point aTopRightPixel )
148{
149 if(pFlyFrame == nullptr)
150 return;
151
152 // Check if we already have the control
153 SwFrameControlPtr pControl;
154
155 SwFrameControlPtrMap& rControls = m_aControls[FrameControlType::FloatingTable];
156
157 SwFrameControlPtrMap::iterator lb = rControls.lower_bound(pFlyFrame);
158 if (lb != rControls.end() && !(rControls.key_comp()(pFlyFrame, lb->first)))
159 pControl = lb->second;
160 else if (!bShow) // Do not create the control when it's not shown
161 return;
162 else
163 {
164 SwFrameControlPtr pNewControl = std::make_shared<SwFrameControl>(
165 VclPtr<UnfloatTableButton>::Create( m_pEditWin, pFlyFrame ).get() );
166 const SwViewOption* pViewOpt = m_pEditWin->GetView().GetWrtShell().GetViewOptions();
167 pNewControl->SetReadonly( pViewOpt->IsReadonly() );
168
169 rControls.insert(lb, make_pair(pFlyFrame, pNewControl));
170
171 pControl.swap( pNewControl );
172 }
173
174 UnfloatTableButton* pButton = dynamic_cast<UnfloatTableButton*>(pControl->GetWindow());
175 assert(pButton != nullptr)(static_cast <bool> (pButton != nullptr) ? void (0) : __assert_fail
("pButton != nullptr", "/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.cxx"
, 175, __extension__ __PRETTY_FUNCTION__));
176 pButton->SetOffset(aTopRightPixel);
177 pControl->ShowAll( bShow );
178}
179
180SwFrameMenuButtonBase::SwFrameMenuButtonBase( SwEditWin* pEditWin, const SwFrame* pFrame ) :
181 MenuButton( pEditWin, WB_DIALOGCONTROL ),
182 m_pEditWin( pEditWin ),
183 m_pFrame( pFrame )
184{
185}
186
187void SwFrameControlsManager::SetOutlineContentVisibilityButtons()
188{
189 // remove entries with outline node keys that are not in the outline nodes list
190 IDocumentOutlineNodes::tSortedOutlineNodeList aOutlineNodes;
191 m_pEditWin->GetView().GetWrtShell().getIDocumentOutlineNodesAccess()->getOutlineNodes(aOutlineNodes);
192 std::map<const SwTextNode*, const SwContentFrame*>::iterator it = m_aTextNodeContentFrameMap.begin();
193 while(it != m_aTextNodeContentFrameMap.end())
194 {
195 const SwNode* pNd = it->first;
196 IDocumentOutlineNodes::tSortedOutlineNodeList::iterator i = std::find(aOutlineNodes.begin(), aOutlineNodes.end(), pNd);
197 if (i == aOutlineNodes.end())
198 {
199 RemoveControlsByType(FrameControlType::Outline, it->second);
200 it = m_aTextNodeContentFrameMap.erase(it);
201 }
202 else
203 it++;
204 }
205 for (SwNode* pNd : m_pEditWin->GetView().GetWrtShell().GetNodes().GetOutLineNds())
206 {
207 bool bOutlineContentVisibleAttr = true;
208 pNd->GetTextNode()->GetAttrOutlineContentVisible(bOutlineContentVisibleAttr);
209 if (!bOutlineContentVisibleAttr)
210 SetOutlineContentVisibilityButton(pNd->GetTextNode());
211 }
212}
213
214void SwFrameControlsManager::SetOutlineContentVisibilityButton(const SwTextNode* pTextNd)
215{
216 const SwContentFrame* pContentFrame = pTextNd->getLayoutFrame(nullptr);
217
218 // has node frame changed or been deleted
219 std::map<const SwTextNode*, const SwContentFrame*>::iterator iter = m_aTextNodeContentFrameMap.find(pTextNd);
220 if (iter != m_aTextNodeContentFrameMap.end())
221 {
222 const SwContentFrame* pFrameWas = iter->second;
223 if (pContentFrame != pFrameWas)
224 {
225 // frame does not match frame in map for node
226 RemoveControlsByType(FrameControlType::Outline, pFrameWas);
227 m_aTextNodeContentFrameMap.erase(iter);
228 }
229 }
230 if (pContentFrame && !pContentFrame->IsInDtor())
231 {
232 // frame is not being destroyed and isn't in map
233 m_aTextNodeContentFrameMap.insert(make_pair(pTextNd, pContentFrame));
234 }
235 else
236 {
237 if (pContentFrame)
238 {
239 // frame is being destroyed
240 RemoveControlsByType(FrameControlType::Outline, pContentFrame);
241 }
242 return;
243 }
244
245 // Check if we already have the control
246 SwFrameControlPtr pControl;
247
248 SwFrameControlPtrMap& rControls = m_aControls[FrameControlType::Outline];
249
250 SwFrameControlPtrMap::iterator lb = rControls.lower_bound(pContentFrame);
251 if (lb != rControls.end() && !(rControls.key_comp()(pContentFrame, lb->first)))
252 {
253 pControl = lb->second;
254 }
255 else
256 {
257 SwFrameControlPtr pNewControl =
258 std::make_shared<SwFrameControl>(VclPtr<SwOutlineContentVisibilityWin>::Create(
259 m_pEditWin, pContentFrame).get());
260 rControls.insert(lb, make_pair(pContentFrame, pNewControl));
261 pControl.swap(pNewControl);
262 }
263
264 SwOutlineContentVisibilityWin* pWin = dynamic_cast<SwOutlineContentVisibilityWin *>(pControl->GetWindow());
265 assert(pWin != nullptr)(static_cast <bool> (pWin != nullptr) ? void (0) : __assert_fail
("pWin != nullptr", "/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.cxx"
, 265, __extension__ __PRETTY_FUNCTION__)) ;
266 pWin->Set();
267
268 if (pWin->GetSymbol() == SymbolType::ARROW_RIGHT)
269 {
270 // show expand button immediately
271 pWin->Show();
272 // outline content might not be folded, this happens on undo, outline moves, and folded outline content reveals
273 SwOutlineNodes::size_type nPos;
274 SwOutlineNodes rOutlineNds = m_pEditWin->GetView().GetWrtShell().GetNodes().GetOutLineNds();
275 if (rOutlineNds.Seek_Entry(const_cast<SwTextNode*>(pTextNd), &nPos))
276 {
277 // don't toggle if next node is an outline node or end node
278 SwNodeIndex aIdx(*pTextNd, 1);
279 if (!(aIdx.GetNode().IsEndNode() || ((nPos + 1 < rOutlineNds.size()) && &aIdx.GetNode() == rOutlineNds[nPos +1]))
280 && aIdx.GetNode().IsContentNode() && aIdx.GetNode().GetContentNode()->getLayoutFrame(nullptr))
281 {
282 m_pEditWin->GetView().GetWrtShell().ToggleOutlineContentVisibility(nPos, true); // force fold
283 }
284 }
285 }
286 else if (!pWin->IsVisible() && pWin->GetSymbol() == SymbolType::ARROW_DOWN)
287 pWin->ShowAll(true);
288}
289
290const SwPageFrame* SwFrameMenuButtonBase::GetPageFrame() const
291{
292 if (m_pFrame->IsPageFrame())
293 return static_cast<const SwPageFrame*>( m_pFrame );
294
295 if (m_pFrame->IsFlyFrame())
296 return static_cast<const SwFlyFrame*>(m_pFrame)->GetAnchorFrame()->FindPageFrame();
297
298 return m_pFrame->FindPageFrame();
299}
300
301void SwFrameMenuButtonBase::dispose()
302{
303 m_pEditWin.clear();
304 m_pFrame = nullptr;
305 MenuButton::dispose();
306}
307
308SwFrameControl::SwFrameControl( const VclPtr<vcl::Window> &pWindow )
309{
310 assert(static_cast<bool>(pWindow))(static_cast <bool> (static_cast<bool>(pWindow)) ?
void (0) : __assert_fail ("static_cast<bool>(pWindow)"
, "/home/maarten/src/libreoffice/core/sw/source/uibase/docvw/FrameControlsManager.cxx"
, 310, __extension__ __PRETTY_FUNCTION__));
311 mxWindow.reset( pWindow );
312 mpIFace = dynamic_cast<ISwFrameControl *>( pWindow.get() );
313}
314
315SwFrameControl::~SwFrameControl()
316{
317 mpIFace = nullptr;
318 mxWindow.disposeAndClear();
319}
320
321ISwFrameControl::~ISwFrameControl()
322{
323}
324
325/* 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 );
3
←
Memory is allocated
→
130 }
131
132 /** Probably most common used: handle->someBodyOp().
133 */
134 reference_type * operator->() const
135 {
136 return m_rInnerRef.get();
137 }
138
139 /** Get the body. Can be used instead of operator->().
140 I.e. handle->someBodyOp() and handle.get()->someBodyOp()
141 are the same.
142 */
143 reference_type * get() const
144 {
145 return m_rInnerRef.get();
146 }
147
148 void set(reference_type *pBody)
149 {
150 m_rInnerRef.set(pBody);
151 }
152
153 void reset(reference_type *pBody)
154 {
155 m_rInnerRef.set(pBody);
156 }
157
158 /** Up-casting copy assignment operator.
159
160 Does not work for up-casts to ambiguous bases.
161
162 @param rRef another reference
163 */
164 template<typename derived_type>
165 typename std::enable_if<
166 std::is_base_of<reference_type, derived_type>::value,
167 VclPtr &>::type
168 operator =(VclPtr<derived_type> const & rRef)
169 {
170 m_rInnerRef.set(rRef.get());
171 return *this;
172 }
173
174 VclPtr & operator =(reference_type * pBody)
175 {
176 m_rInnerRef.set(pBody);
177 return *this;
178 }
179
180 operator reference_type * () const
181 {
182 return m_rInnerRef.get();
183 }
184
185 explicit operator bool () const
186 {
187 return m_rInnerRef.get() != nullptr;
188 }
189
190 void clear()
191 {
192 m_rInnerRef.clear();
193 }
194
195 void reset()
196 {
197 m_rInnerRef.clear();
198 }
199
200 void disposeAndClear()
201 {
202 // hold it alive for the lifetime of this method
203 ::rtl::Reference<reference_type> aTmp(m_rInnerRef);
204 m_rInnerRef.clear(); // we should use some 'swap' method ideally ;-)
205 if (aTmp.get()) {
206 aTmp->disposeOnce();
207 }
208 }
209
210 /** Needed to place VclPtr's into STL collection.
211 */
212 bool operator< (const VclPtr<reference_type> & handle) const
213 {
214 return (m_rInnerRef < handle.m_rInnerRef);
215 }
216}; // class VclPtr
217
218template<typename T1, typename T2>
219inline bool operator ==(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
220 return p1.get() == p2.get();
221}
222
223template<typename T> inline bool operator ==(VclPtr<T> const & p1, T const * p2)
224{
225 return p1.get() == p2;
226}
227
228template<typename T> inline bool operator ==(VclPtr<T> const & p1, T * p2) {
229 return p1.get() == p2;
230}
231
232template<typename T> inline bool operator ==(T const * p1, VclPtr<T> const & p2)
233{
234 return p1 == p2.get();
235}
236
237template<typename T> inline bool operator ==(T * p1, VclPtr<T> const & p2) {
238 return p1 == p2.get();
239}
240
241template<typename T1, typename T2>
242inline bool operator !=(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
243 return !(p1 == p2);
244}
245
246template<typename T> inline bool operator !=(VclPtr<T> const & p1, T const * p2)
247{
248 return !(p1 == p2);
249}
250
251template<typename T> inline bool operator !=(VclPtr<T> const & p1, T * p2) {
252 return !(p1 == p2);
253}
254
255template<typename T> inline bool operator !=(T const * p1, VclPtr<T> const & p2)
256{
257 return !(p1 == p2);
258}
259
260template<typename T> inline bool operator !=(T * p1, VclPtr<T> const & p2) {
261 return !(p1 == p2);
262}
263
264/**
265 * A construction helper for a temporary VclPtr. Since VclPtr types
266 * are created with a reference-count of one - to help fit into
267 * the existing code-flow; this helps us to construct them easily.
268 * see also VclPtr::Create and ScopedVclPtr
269 *
270 * For more details on the design please see vcl/README.lifecycle
271 *
272 * @param reference_type must be a subclass of vcl::Window
273 */
274template <class reference_type>
275class SAL_WARN_UNUSED__attribute__((warn_unused)) VclPtrInstance final : public VclPtr<reference_type>
276{
277public:
278 template<typename... Arg> VclPtrInstance(Arg &&... arg)
279 : VclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
280 {
281 }
282
283 /**
284 * Override and disallow this, to prevent people accidentally calling it and actually
285 * getting VclPtr::Create and getting a naked VclPtr<> instance
286 */
287 template<typename... Arg> static VclPtrInstance< reference_type > Create(Arg &&... ) = delete;
288};
289
290template <class reference_type>
291class ScopedVclPtr : public VclPtr<reference_type>
292{
293public:
294 /** Constructor...
295 */
296 ScopedVclPtr()
297 : VclPtr<reference_type>()
298 {}
299
300 /** Constructor
301 */
302 ScopedVclPtr (reference_type * pBody)
303 : VclPtr<reference_type>(pBody)
304 {}
305
306 /** Copy constructor...
307 */
308 ScopedVclPtr (const VclPtr<reference_type> & handle)
309 : VclPtr<reference_type>(handle)
310 {}
311
312 /**
313 Assignment that releases the last reference.
314 */
315 void disposeAndReset(reference_type *pBody)
316 {
317 if (pBody != this->get()) {
318 VclPtr<reference_type>::disposeAndClear();
319 VclPtr<reference_type>::set(pBody);
320 }
321 }
322
323 /**
324 Assignment that releases the last reference.
325 */
326 ScopedVclPtr<reference_type>& operator = (reference_type * pBody)
327 {
328 disposeAndReset(pBody);
329 return *this;
330 }
331
332 /** Up-casting conversion constructor: Copies interface reference.
333
334 Does not work for up-casts to ambiguous bases. For the special case of
335 up-casting to Reference< XInterface >, see the corresponding conversion
336 operator.
337
338 @param rRef another reference
339 */
340 template< class derived_type >
341 ScopedVclPtr(
342 const VclPtr< derived_type > & rRef,
343 typename std::enable_if<
344 std::is_base_of<reference_type, derived_type>::value, int>::type
345 = 0 )
346 : VclPtr<reference_type>( rRef )
347 {
348 }
349
350 /** Up-casting assignment operator.
351
352 Does not work for up-casts to ambiguous bases.
353
354 @param rRef another VclPtr
355 */
356 template<typename derived_type>
357 typename std::enable_if<
358 std::is_base_of<reference_type, derived_type>::value,
359 ScopedVclPtr &>::type
360 operator =(VclPtr<derived_type> const & rRef)
361 {
362 disposeAndReset(rRef.get());
363 return *this;
364 }
365
366 /**
367 * Override and disallow this, to prevent people accidentally calling it and actually
368 * getting VclPtr::Create and getting a naked VclPtr<> instance
369 */
370 template<typename... Arg> static ScopedVclPtr< reference_type > Create(Arg &&... ) = delete;
371
372 ~ScopedVclPtr()
373 {
374 VclPtr<reference_type>::disposeAndClear();
375 assert(VclPtr<reference_type>::get() == nullptr)(static_cast <bool> (VclPtr<reference_type>::get(
) == nullptr) ? void (0) : __assert_fail ("VclPtr<reference_type>::get() == nullptr"
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 375, __extension__ __PRETTY_FUNCTION__)); // make sure there are no lingering references
376 }
377
378private:
379 // Most likely we don't want this default copy-constructor.
380 ScopedVclPtr (const ScopedVclPtr<reference_type> &) = delete;
381 // And certainly we don't want a default assignment operator.
382 ScopedVclPtr<reference_type>& operator = (const ScopedVclPtr<reference_type> &) = delete;
383 // And disallow reset as that doesn't call disposeAndClear on the original reference
384 void reset() = delete;
385 void reset(reference_type *pBody) = delete;
386
387protected:
388 ScopedVclPtr (reference_type * pBody, __sal_NoAcquire)
389 : VclPtr<reference_type>(pBody, SAL_NO_ACQUIRE)
390 {}
391};
392
393/**
394 * A construction helper for ScopedVclPtr. Since VclPtr types are created
395 * with a reference-count of one - to help fit into the existing
396 * code-flow; this helps us to construct them easily.
397 *
398 * For more details on the design please see vcl/README.lifecycle
399 *
400 * @param reference_type must be a subclass of vcl::Window
401 */
402#if defined _MSC_VER
403#pragma warning(push)
404#pragma warning(disable: 4521) // " multiple copy constructors specified"
405#endif
406template <class reference_type>
407class SAL_WARN_UNUSED__attribute__((warn_unused)) ScopedVclPtrInstance final : public ScopedVclPtr<reference_type>
408{
409public:
410 template<typename... Arg> ScopedVclPtrInstance(Arg &&... arg)
411 : ScopedVclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
412 {
413 }
414
415 /**
416 * Override and disallow this, to prevent people accidentally calling it and actually
417 * getting VclPtr::Create and getting a naked VclPtr<> instance
418 */
419 template<typename... Arg> static ScopedVclPtrInstance< reference_type > Create(Arg &&...) = delete;
420
421private:
422 // Prevent the above perfect forwarding ctor from hijacking (accidental)
423 // attempts at ScopedVclPtrInstance copy construction (where the hijacking
424 // would typically lead to somewhat obscure error messages); both non-const
425 // and const variants are needed here, as the ScopedVclPtr base class has a
426 // const--variant copy ctor, so the implicitly declared copy ctor for
427 // ScopedVclPtrInstance would also be the const variant, so non-const copy
428 // construction attempts would be hijacked by the perfect forwarding ctor;
429 // but if we only declared a non-const variant here, the const variant would
430 // no longer be implicitly declared (as there would already be an explicitly
431 // declared copy ctor), so const copy construction attempts would then be
432 // hijacked by the perfect forwarding ctor:
433 ScopedVclPtrInstance(ScopedVclPtrInstance &) = delete;
434 ScopedVclPtrInstance(ScopedVclPtrInstance const &) = delete;
435};
436#if defined _MSC_VER
437#pragma warning(pop)
438#endif
439
440#endif // INCLUDED_VCL_PTR_HXX
441
442/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

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

→
1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20#ifndef INCLUDED_RTL_REF_HXX
21#define INCLUDED_RTL_REF_HXX
22
23#include "sal/config.h"
24
25#include <cassert>
26#include <cstddef>
27#include <functional>
28#ifdef LIBO_INTERNAL_ONLY1
29#include <type_traits>
30#endif
31
32#include "sal/types.h"
33
34namespace rtl
35{
36
37/** Template reference class for reference type.
38*/
39template <class reference_type>
40class Reference
41{
42 /** The <b>reference_type</b> body pointer.
43 */
44 reference_type * m_pBody;
45
46
47public:
48 /** Constructor...
49 */
50 Reference()
51 : m_pBody (NULL__null)
52 {}
53
54
55 /** Constructor...
56 */
57 Reference (reference_type * pBody, __sal_NoAcquire)
58 : m_pBody (pBody)
59 {
60 }
61
62 /** Constructor...
63 */
64 Reference (reference_type * pBody)
65 : m_pBody (pBody)
66 {
67 if (m_pBody)
68 m_pBody->acquire();
69 }
70
71 /** Copy constructor...
72 */
73 Reference (const Reference<reference_type> & handle)
74 : m_pBody (handle.m_pBody)
75 {
76 if (m_pBody)
77 m_pBody->acquire();
78 }
79
80#ifdef LIBO_INTERNAL_ONLY1
81 /** Move constructor...
82 */
83 Reference (Reference<reference_type> && handle) noexcept
84 : m_pBody (handle.m_pBody)
85 {
86 handle.m_pBody = nullptr;
87 }
88#endif
89
90#if defined LIBO_INTERNAL_ONLY1
91 /** Up-casting conversion constructor: Copies interface reference.
92
93 Does not work for up-casts to ambiguous bases.
94
95 @param rRef another reference
96 */
97 template< class derived_type >
98 inline Reference(
99 const Reference< derived_type > & rRef,
100 std::enable_if_t<std::is_base_of_v<reference_type, derived_type>, int> = 0 )
101 : m_pBody (rRef.get())
102 {
103 if (m_pBody)
104 m_pBody->acquire();
105 }
106#endif
107
108 /** Destructor...
109 */
110 ~Reference() COVERITY_NOEXCEPT_FALSE
111 {
112 if (m_pBody
6.1
Field 'm_pBody' is non-null
6.1
Field 'm_pBody' is non-null
6.1
Field 'm_pBody' is non-null
6.1
Field 'm_pBody' is non-null
6.1
Field 'm_pBody' is non-null
)
7
←
Taking true branch
→
113 m_pBody->release();
8
←
Calling 'VclReferenceBase::release'
→
12
←
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;
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)
9
←
Assuming the condition is true
→
10
←
Taking true branch
→
40 delete this;
11
←
Memory is released
→
41 }
42#ifdef DBG_UTIL
43#ifndef _WIN32
44 sal_Int32 getRefCount() const { return mnRefCnt; }
45#endif
46#endif
47
48
49private:
50 VclReferenceBase(const VclReferenceBase&) = delete;
51 VclReferenceBase& operator=(const VclReferenceBase&) = delete;
52
53 bool mbDisposed : 1;
54
55protected:
56 VclReferenceBase();
57protected:
58 virtual ~VclReferenceBase();
59
60protected:
61 virtual void dispose();
62
63public:
64 void disposeOnce();
65 bool isDisposed() const { return mbDisposed; }
66
67};
68#endif
←

/home/maarten/src/libreoffice/core/sw/source/uibase/inc/FrameControl.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#ifndef INCLUDED_SW_SOURCE_UIBASE_INC_FRAMECONTROL_HXX
10#define INCLUDED_SW_SOURCE_UIBASE_INC_FRAMECONTROL_HXX
11
12#include <vcl/menubtn.hxx>
13
14#include "edtwin.hxx"
15
16class SwEditWin;
17class SwPageFrame;
18class SwFrame;
19class Point;
20
21/// Abstract interface to be implemented by writer FrameControls
22class ISwFrameControl
23{
24public:
25 virtual ~ISwFrameControl();
26 virtual void SetReadonly( bool bReadonly ) = 0;
27 virtual void ShowAll( bool bShow ) = 0;
28
29 /// Returns true if the point is inside the control.
30 virtual bool Contains( const Point &rDocPt ) const = 0;
31
32 virtual const SwFrame* GetFrame() = 0;
33 virtual SwEditWin* GetEditWin() = 0;
34};
35
36class SwFrameControl final
37{
38 VclPtr<vcl::Window> mxWindow;
39 ISwFrameControl *mpIFace;
40public:
41 SwFrameControl( const VclPtr<vcl::Window> &pWindow );
42 ~SwFrameControl();
43
44 vcl::Window* GetWindow() { return mxWindow.get(); }
45
46 void SetReadonly( bool bReadonly ) { mpIFace->SetReadonly( bReadonly ); }
16
←
Use of memory after it is freed
47 void ShowAll( bool bShow ) { mpIFace->ShowAll( bShow ); }
48 bool Contains( const Point &rDocPt ) const { return mpIFace->Contains( rDocPt ); }
49};
50
51/** Class sharing some MenuButton code
52 */
53class SwFrameMenuButtonBase : public MenuButton, public ISwFrameControl
54{
55 VclPtr<SwEditWin> m_pEditWin;
56 const SwFrame* m_pFrame;
57
58protected:
59 virtual ~SwFrameMenuButtonBase() override { disposeOnce(); }
60 virtual void dispose() override;
61
62public:
63 SwFrameMenuButtonBase( SwEditWin* pEditWin, const SwFrame* pFrame );
64
65 virtual const SwFrame* GetFrame() override { return m_pFrame; }
66 virtual SwEditWin* GetEditWin() override { return m_pEditWin; }
67 const SwPageFrame* GetPageFrame() const;
68};
69
70#endif
71
72/* vim:set shiftwidth=4 softtabstop=4 expandtab: */