File: | home/maarten/src/libreoffice/core/include/rtl/ref.hxx |
Warning: | line 192, column 9 Use of memory after it is freed |
Press '?' to see keyboard shortcuts
Keyboard shortcuts:
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 <linkdlg.hxx> | |||
21 | #include <vcl/svapp.hxx> | |||
22 | ||||
23 | #include <tools/diagnose_ex.h> | |||
24 | #include <tools/debug.hxx> | |||
25 | #include <tools/urlobj.hxx> | |||
26 | #include <vcl/idle.hxx> | |||
27 | #include <vcl/timer.hxx> | |||
28 | #include <vcl/weld.hxx> | |||
29 | #include <vcl/window.hxx> | |||
30 | ||||
31 | #include <strings.hrc> | |||
32 | #include <sfx2/linkmgr.hxx> | |||
33 | #include <sfx2/linksrc.hxx> | |||
34 | #include <sfx2/lnkbase.hxx> | |||
35 | #include <sfx2/objsh.hxx> | |||
36 | ||||
37 | #include <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp> | |||
38 | #include <com/sun/star/ui/dialogs/FolderPicker.hpp> | |||
39 | #include <comphelper/processfactory.hxx> | |||
40 | ||||
41 | #include <dialmgr.hxx> | |||
42 | ||||
43 | ||||
44 | using namespace sfx2; | |||
45 | using namespace ::com::sun::star; | |||
46 | ||||
47 | namespace { | |||
48 | ||||
49 | class SvBaseLinkMemberList { | |||
50 | private: | |||
51 | std::vector<SvBaseLink*> mLinks; | |||
52 | ||||
53 | public: | |||
54 | ~SvBaseLinkMemberList() | |||
55 | { | |||
56 | for (auto const& link : mLinks) | |||
57 | { | |||
58 | if( link ) | |||
59 | link->ReleaseRef(); | |||
60 | } | |||
61 | } | |||
62 | ||||
63 | size_t size() const { return mLinks.size(); } | |||
64 | ||||
65 | SvBaseLink *operator[](size_t i) const { return mLinks[i]; } | |||
66 | ||||
67 | void push_back(SvBaseLink* p) | |||
68 | { | |||
69 | mLinks.push_back(p); | |||
70 | p->AddFirstRef(); | |||
71 | } | |||
72 | }; | |||
73 | ||||
74 | } | |||
75 | ||||
76 | SvBaseLinksDlg::SvBaseLinksDlg(weld::Window * pParent, LinkManager* pMgr, bool bHtmlMode) | |||
77 | : GenericDialogController(pParent, "cui/ui/baselinksdialog.ui", "BaseLinksDialog") | |||
78 | , aStrAutolink( CuiResId( STR_AUTOLINKreinterpret_cast<char const *>("STR_AUTOLINK" "\004" u8"Automatic" ) ) ) | |||
79 | , aStrManuallink( CuiResId( STR_MANUALLINKreinterpret_cast<char const *>("STR_MANUALLINK" "\004" u8"Manual" ) ) ) | |||
80 | , aStrBrokenlink( CuiResId( STR_BROKENLINKreinterpret_cast<char const *>("STR_BROKENLINK" "\004" u8"Not available" ) ) ) | |||
81 | , aStrCloselinkmsg( CuiResId( STR_CLOSELINKMSGreinterpret_cast<char const *>("STR_CLOSELINKMSG" "\004" u8"Are you sure you want to remove the selected link?") ) ) | |||
82 | , aStrCloselinkmsgMulti( CuiResId( STR_CLOSELINKMSG_MULTIreinterpret_cast<char const *>("STR_CLOSELINKMSG_MULTI" "\004" u8"Are you sure you want to remove the selected link?" ) ) ) | |||
83 | , aStrWaitinglink( CuiResId( STR_WAITINGLINKreinterpret_cast<char const *>("STR_WAITINGLINK" "\004" u8"Waiting") ) ) | |||
84 | , pLinkMgr( nullptr ) | |||
85 | , aUpdateIdle("cui SvBaseLinksDlg UpdateIdle") | |||
86 | , m_xTbLinks(m_xBuilder->weld_tree_view("TB_LINKS")) | |||
87 | , m_xFtFullFileName(m_xBuilder->weld_link_button("FULL_FILE_NAME")) | |||
88 | , m_xFtFullSourceName(m_xBuilder->weld_label("FULL_SOURCE_NAME")) | |||
89 | , m_xFtFullTypeName(m_xBuilder->weld_label("FULL_TYPE_NAME")) | |||
90 | , m_xRbAutomatic(m_xBuilder->weld_radio_button("AUTOMATIC")) | |||
91 | , m_xRbManual(m_xBuilder->weld_radio_button("MANUAL")) | |||
92 | , m_xPbUpdateNow(m_xBuilder->weld_button("UPDATE_NOW")) | |||
93 | , m_xPbChangeSource(m_xBuilder->weld_button("CHANGE_SOURCE")) | |||
94 | , m_xPbBreakLink(m_xBuilder->weld_button("BREAK_LINK")) | |||
95 | , m_xVirDev(VclPtr<VirtualDevice>::Create()) | |||
96 | { | |||
97 | // expand the point size of the desired font to the equivalent pixel size | |||
98 | if (vcl::Window* pDefaultDevice = dynamic_cast<vcl::Window*>(Application::GetDefaultDevice())) | |||
99 | pDefaultDevice->SetPointFont(*m_xVirDev, m_xTbLinks->get_font()); | |||
100 | m_xTbLinks->set_size_request(m_xTbLinks->get_approximate_digit_width() * 90, | |||
101 | m_xTbLinks->get_height_rows(12)); | |||
102 | ||||
103 | m_xTbLinks->set_selection_mode(SelectionMode::Multiple); | |||
104 | ||||
105 | std::vector<int> aWidths; | |||
106 | aWidths.push_back(m_xTbLinks->get_approximate_digit_width() * 30); | |||
107 | aWidths.push_back(m_xTbLinks->get_approximate_digit_width() * 20); | |||
108 | aWidths.push_back(m_xTbLinks->get_approximate_digit_width() * 20); | |||
109 | m_xTbLinks->set_column_fixed_widths(aWidths); | |||
110 | ||||
111 | // UpdateTimer for DDE-/Grf-links, which are waited for | |||
112 | aUpdateIdle.SetInvokeHandler( LINK( this, SvBaseLinksDlg, UpdateWaitingHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubUpdateWaitingHdl) ); | |||
113 | aUpdateIdle.SetPriority( TaskPriority::LOWEST ); | |||
114 | ||||
115 | m_xTbLinks->connect_changed( LINK( this, SvBaseLinksDlg, LinksSelectHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubLinksSelectHdl) ); | |||
116 | m_xTbLinks->connect_row_activated( LINK( this, SvBaseLinksDlg, LinksDoubleClickHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubLinksDoubleClickHdl ) ); | |||
117 | m_xRbAutomatic->connect_clicked( LINK( this, SvBaseLinksDlg, AutomaticClickHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubAutomaticClickHdl) ); | |||
118 | m_xRbManual->connect_clicked( LINK( this, SvBaseLinksDlg, ManualClickHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubManualClickHdl) ); | |||
119 | m_xPbUpdateNow->connect_clicked( LINK( this, SvBaseLinksDlg, UpdateNowClickHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubUpdateNowClickHdl) ); | |||
120 | m_xPbChangeSource->connect_clicked( LINK( this, SvBaseLinksDlg, ChangeSourceClickHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubChangeSourceClickHdl ) ); | |||
121 | if(!bHtmlMode) | |||
122 | m_xPbBreakLink->connect_clicked( LINK( this, SvBaseLinksDlg, BreakLinkClickHdl )::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubBreakLinkClickHdl) ); | |||
123 | else | |||
124 | m_xPbBreakLink->hide(); | |||
125 | ||||
126 | SetManager( pMgr ); | |||
127 | } | |||
128 | ||||
129 | SvBaseLinksDlg::~SvBaseLinksDlg() | |||
130 | { | |||
131 | } | |||
| ||||
132 | ||||
133 | /************************************************************************* | |||
134 | |* SvBaseLinksDlg::Handler() | |||
135 | *************************************************************************/ | |||
136 | IMPL_LINK(SvBaseLinksDlg, LinksSelectHdl, weld::TreeView&, rTreeView, void)void SvBaseLinksDlg::LinkStubLinksSelectHdl(void * instance, weld ::TreeView& data) { return static_cast<SvBaseLinksDlg * >(instance)->LinksSelectHdl(data); } void SvBaseLinksDlg ::LinksSelectHdl(weld::TreeView& rTreeView) | |||
137 | { | |||
138 | LinksSelectHdl(&rTreeView); | |||
139 | } | |||
140 | ||||
141 | void SvBaseLinksDlg::LinksSelectHdl(weld::TreeView* pSvTabListBox) | |||
142 | { | |||
143 | const int nSelectionCount = pSvTabListBox ? | |||
144 | pSvTabListBox->count_selected_rows() : 0; | |||
145 | if (nSelectionCount > 1) | |||
146 | { | |||
147 | // possibly deselect old entries in case of multi-selection | |||
148 | int nSelEntry = pSvTabListBox->get_selected_index(); | |||
149 | SvBaseLink* pLink = reinterpret_cast<SvBaseLink*>(pSvTabListBox->get_id(nSelEntry).toInt64()); | |||
150 | SvBaseLinkObjectType nObjectType = pLink->GetObjType(); | |||
151 | if(!isClientFileType(nObjectType)) | |||
152 | { | |||
153 | pSvTabListBox->unselect_all(); | |||
154 | pSvTabListBox->select(nSelEntry); | |||
155 | } | |||
156 | else | |||
157 | { | |||
158 | std::vector<int> aRows = pSvTabListBox->get_selected_rows(); | |||
159 | for (auto nEntry : aRows) | |||
160 | { | |||
161 | pLink = reinterpret_cast<SvBaseLink*>(pSvTabListBox->get_id(nEntry).toInt64()); | |||
162 | DBG_ASSERT(pLink, "Where is the Link?")do { if (true && (!(pLink))) { sal_detail_logFormat(( SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.tools"), ("/home/maarten/src/libreoffice/core/cui/source/dialogs/linkdlg.cxx" ":" "162" ": "), "%s", "Where is the Link?"); } } while (false ); | |||
163 | if (!pLink) | |||
164 | continue; | |||
165 | if( !isClientFileType(pLink->GetObjType()) ) | |||
166 | pSvTabListBox->unselect(nEntry); | |||
167 | } | |||
168 | } | |||
169 | ||||
170 | m_xPbUpdateNow->set_sensitive(true); | |||
171 | m_xRbAutomatic->set_sensitive(false); | |||
172 | m_xRbManual->set_active(true); | |||
173 | m_xRbManual->set_sensitive(false); | |||
174 | } | |||
175 | else | |||
176 | { | |||
177 | int nPos; | |||
178 | SvBaseLink* pLink = GetSelEntry( &nPos ); | |||
179 | if( !pLink ) | |||
180 | return; | |||
181 | ||||
182 | m_xPbUpdateNow->set_sensitive(true); | |||
183 | ||||
184 | OUString sType, sLink; | |||
185 | OUString *pLinkNm = &sLink, *pFilter = nullptr; | |||
186 | ||||
187 | if( isClientFileType(pLink->GetObjType()) ) | |||
188 | { | |||
189 | m_xRbAutomatic->set_sensitive(false); | |||
190 | m_xRbManual->set_active(true); | |||
191 | m_xRbManual->set_sensitive(false); | |||
192 | if( SvBaseLinkObjectType::ClientGraphic == pLink->GetObjType() ) | |||
193 | { | |||
194 | pLinkNm = nullptr; | |||
195 | pFilter = &sLink; | |||
196 | } | |||
197 | } | |||
198 | else | |||
199 | { | |||
200 | m_xRbAutomatic->set_sensitive(true); | |||
201 | m_xRbManual->set_sensitive(true); | |||
202 | ||||
203 | if( SfxLinkUpdateMode::ALWAYS == pLink->GetUpdateMode() ) | |||
204 | m_xRbAutomatic->set_active(true); | |||
205 | else | |||
206 | m_xRbManual->set_active(true); | |||
207 | } | |||
208 | ||||
209 | OUString aFileName; | |||
210 | sfx2::LinkManager::GetDisplayNames( pLink, &sType, &aFileName, pLinkNm, pFilter ); | |||
211 | aFileName = INetURLObject::decode(aFileName, INetURLObject::DecodeMechanism::Unambiguous); | |||
212 | m_xFtFullFileName->set_label( aFileName ); | |||
213 | m_xFtFullFileName->set_uri( aFileName ); | |||
214 | m_xFtFullSourceName->set_label( sLink ); | |||
215 | m_xFtFullTypeName->set_label( sType ); | |||
216 | } | |||
217 | } | |||
218 | ||||
219 | IMPL_LINK_NOARG( SvBaseLinksDlg, LinksDoubleClickHdl, weld::TreeView&, bool )bool SvBaseLinksDlg::LinkStubLinksDoubleClickHdl(void * instance , weld::TreeView& data) { return static_cast<SvBaseLinksDlg *>(instance)->LinksDoubleClickHdl(data); } bool SvBaseLinksDlg ::LinksDoubleClickHdl(__attribute__ ((unused)) weld::TreeView &) | |||
220 | { | |||
221 | ChangeSourceClickHdl(*m_xPbChangeSource); | |||
222 | return true; | |||
223 | } | |||
224 | ||||
225 | IMPL_LINK_NOARG( SvBaseLinksDlg, AutomaticClickHdl, weld::Button&, void )void SvBaseLinksDlg::LinkStubAutomaticClickHdl(void * instance , weld::Button& data) { return static_cast<SvBaseLinksDlg *>(instance)->AutomaticClickHdl(data); } void SvBaseLinksDlg ::AutomaticClickHdl(__attribute__ ((unused)) weld::Button& ) | |||
226 | { | |||
227 | int nPos; | |||
228 | SvBaseLink* pLink = GetSelEntry( &nPos ); | |||
229 | if( pLink && !isClientFileType( pLink->GetObjType() ) && | |||
230 | SfxLinkUpdateMode::ALWAYS != pLink->GetUpdateMode() ) | |||
231 | SetType( *pLink, nPos, SfxLinkUpdateMode::ALWAYS ); | |||
232 | } | |||
233 | ||||
234 | IMPL_LINK_NOARG( SvBaseLinksDlg, ManualClickHdl, weld::Button&, void )void SvBaseLinksDlg::LinkStubManualClickHdl(void * instance, weld ::Button& data) { return static_cast<SvBaseLinksDlg *> (instance)->ManualClickHdl(data); } void SvBaseLinksDlg::ManualClickHdl (__attribute__ ((unused)) weld::Button&) | |||
235 | { | |||
236 | int nPos; | |||
237 | SvBaseLink* pLink = GetSelEntry( &nPos ); | |||
238 | if( pLink && !isClientFileType( pLink->GetObjType() ) && | |||
239 | SfxLinkUpdateMode::ONCALL != pLink->GetUpdateMode()) | |||
240 | SetType( *pLink, nPos, SfxLinkUpdateMode::ONCALL ); | |||
241 | } | |||
242 | ||||
243 | IMPL_LINK_NOARG(SvBaseLinksDlg, UpdateNowClickHdl, weld::Button&, void)void SvBaseLinksDlg::LinkStubUpdateNowClickHdl(void * instance , weld::Button& data) { return static_cast<SvBaseLinksDlg *>(instance)->UpdateNowClickHdl(data); } void SvBaseLinksDlg ::UpdateNowClickHdl(__attribute__ ((unused)) weld::Button& ) | |||
244 | { | |||
245 | std::vector< SvBaseLink* > aLnkArr; | |||
246 | std::vector< sal_Int16 > aPosArr; | |||
247 | ||||
248 | std::vector<int> aRows = m_xTbLinks->get_selected_rows(); | |||
249 | for (int nFndPos : aRows) | |||
250 | { | |||
251 | aLnkArr.push_back( reinterpret_cast<SvBaseLink*>( m_xTbLinks->get_id(nFndPos).toInt64() ) ); | |||
252 | aPosArr.push_back( nFndPos ); | |||
253 | } | |||
254 | ||||
255 | if( aLnkArr.empty() ) | |||
256 | return; | |||
257 | ||||
258 | for( size_t n = 0; n < aLnkArr.size(); ++n ) | |||
259 | { | |||
260 | tools::SvRef<SvBaseLink> xLink = aLnkArr[ n ]; | |||
261 | ||||
262 | // first look for the entry in the array | |||
263 | for(const auto & i : pLinkMgr->GetLinks()) | |||
264 | if( xLink == i ) | |||
265 | { | |||
266 | SetType( *xLink, aPosArr[ n ], xLink->GetUpdateMode() ); | |||
267 | break; | |||
268 | } | |||
269 | } | |||
270 | ||||
271 | // if somebody is of the opinion to swap his links (SD) | |||
272 | LinkManager* pNewMgr = pLinkMgr; | |||
273 | pLinkMgr = nullptr; | |||
274 | SetManager( pNewMgr ); | |||
275 | ||||
276 | ||||
277 | OUString sId = OUString::number(reinterpret_cast<sal_Int64>(aLnkArr[0])); | |||
278 | int nE = m_xTbLinks->find_id(sId); | |||
279 | if (nE == -1) | |||
280 | nE = m_xTbLinks->get_selected_index(); | |||
281 | int nSelEntry = m_xTbLinks->get_selected_index(); | |||
282 | if (nE != nSelEntry) | |||
283 | m_xTbLinks->unselect(nSelEntry); | |||
284 | m_xTbLinks->select(nE); | |||
285 | m_xTbLinks->scroll_to_row(nE); | |||
286 | ||||
287 | pNewMgr->CloseCachedComps(); | |||
288 | } | |||
289 | ||||
290 | IMPL_LINK_NOARG(SvBaseLinksDlg, ChangeSourceClickHdl, weld::Button&, void)void SvBaseLinksDlg::LinkStubChangeSourceClickHdl(void * instance , weld::Button& data) { return static_cast<SvBaseLinksDlg *>(instance)->ChangeSourceClickHdl(data); } void SvBaseLinksDlg ::ChangeSourceClickHdl(__attribute__ ((unused)) weld::Button& ) | |||
291 | { | |||
292 | std::vector<int> aRows = m_xTbLinks->get_selected_rows(); | |||
293 | if (aRows.size() > 1) | |||
294 | { | |||
295 | try | |||
296 | { | |||
297 | uno::Reference<ui::dialogs::XFolderPicker2> xFolderPicker = ui::dialogs::FolderPicker::create(comphelper::getProcessComponentContext()); | |||
298 | ||||
299 | OUString sType, sFile, sLinkName; | |||
300 | OUString sFilter; | |||
301 | SvBaseLink* pLink = reinterpret_cast<SvBaseLink*>(m_xTbLinks->get_id(aRows[0]).toInt64()); | |||
302 | sfx2::LinkManager::GetDisplayNames( pLink, &sType, &sFile ); | |||
303 | INetURLObject aUrl(sFile); | |||
304 | if(aUrl.GetProtocol() == INetProtocol::File) | |||
305 | { | |||
306 | OUString sOldPath(aUrl.PathToFileName()); | |||
307 | sal_Int32 nLen = aUrl.GetLastName().getLength(); | |||
308 | sOldPath = sOldPath.copy(0, sOldPath.getLength() - nLen); | |||
309 | xFolderPicker->setDisplayDirectory(sOldPath); | |||
310 | } | |||
311 | if (xFolderPicker->execute() == ui::dialogs::ExecutableDialogResults::OK) | |||
312 | { | |||
313 | OUString aPath = xFolderPicker->getDirectory(); | |||
314 | ||||
315 | for (auto nRow : aRows) | |||
316 | { | |||
317 | pLink = reinterpret_cast<SvBaseLink*>(m_xTbLinks->get_id(nRow).toInt64()); | |||
318 | DBG_ASSERT(pLink,"Where is the link?")do { if (true && (!(pLink))) { sal_detail_logFormat(( SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.tools"), ("/home/maarten/src/libreoffice/core/cui/source/dialogs/linkdlg.cxx" ":" "318" ": "), "%s", "Where is the link?"); } } while (false ); | |||
319 | if (!pLink) | |||
320 | continue; | |||
321 | sfx2::LinkManager::GetDisplayNames( pLink, &sType, &sFile, &sLinkName, &sFilter ); | |||
322 | INetURLObject aUrl_(sFile); | |||
323 | INetURLObject aUrl2(aPath, INetProtocol::File); | |||
324 | aUrl2.insertName( aUrl_.getName() ); | |||
325 | OUString sNewLinkName; | |||
326 | MakeLnkName( sNewLinkName, nullptr , | |||
327 | aUrl2.GetMainURL(INetURLObject::DecodeMechanism::ToIUri), sLinkName, &sFilter); | |||
328 | pLink->SetLinkSourceName( sNewLinkName ); | |||
329 | pLink->Update(); | |||
330 | } | |||
331 | if( pLinkMgr->GetPersist() ) | |||
332 | pLinkMgr->GetPersist()->SetModified(); | |||
333 | LinkManager* pNewMgr = pLinkMgr; | |||
334 | pLinkMgr = nullptr; | |||
335 | SetManager( pNewMgr ); | |||
336 | } | |||
337 | } | |||
338 | catch (const uno::Exception &) | |||
339 | { | |||
340 | TOOLS_WARN_EXCEPTION("cui.dialogs", "SvBaseLinksDlg")do { css::uno::Any tools_warn_exception( DbgGetCaughtException () ); do { if (true) { switch (sal_detail_log_report(::SAL_DETAIL_LOG_LEVEL_WARN , "cui.dialogs")) { case SAL_DETAIL_LOG_ACTION_IGNORE: break; case SAL_DETAIL_LOG_ACTION_LOG: if (sizeof ::sal::detail::getResult ( ::sal::detail::StreamStart() << "SvBaseLinksDlg" << " " << exceptionToString(tools_warn_exception)) == 1) { ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("cui.dialogs" ), ("/home/maarten/src/libreoffice/core/cui/source/dialogs/linkdlg.cxx" ":" "340" ": "), ::sal::detail::unwrapStream( ::sal::detail:: StreamStart() << "SvBaseLinksDlg" << " " << exceptionToString(tools_warn_exception)), 0); } else { ::std ::ostringstream sal_detail_stream; sal_detail_stream << "SvBaseLinksDlg" << " " << exceptionToString(tools_warn_exception ); ::sal::detail::log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("cui.dialogs" ), ("/home/maarten/src/libreoffice/core/cui/source/dialogs/linkdlg.cxx" ":" "340" ": "), sal_detail_stream, 0); }; break; case SAL_DETAIL_LOG_ACTION_FATAL : if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart () << "SvBaseLinksDlg" << " " << exceptionToString (tools_warn_exception)) == 1) { ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_WARN ), ("cui.dialogs"), ("/home/maarten/src/libreoffice/core/cui/source/dialogs/linkdlg.cxx" ":" "340" ": "), ::sal::detail::unwrapStream( ::sal::detail:: StreamStart() << "SvBaseLinksDlg" << " " << exceptionToString(tools_warn_exception)), 0); } else { ::std ::ostringstream sal_detail_stream; sal_detail_stream << "SvBaseLinksDlg" << " " << exceptionToString(tools_warn_exception ); ::sal::detail::log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("cui.dialogs" ), ("/home/maarten/src/libreoffice/core/cui/source/dialogs/linkdlg.cxx" ":" "340" ": "), sal_detail_stream, 0); }; std::abort(); break ; } } } while (false); } while (false); | |||
341 | } | |||
342 | } | |||
343 | else | |||
344 | { | |||
345 | int nPos; | |||
346 | SvBaseLink* pLink = GetSelEntry( &nPos ); | |||
347 | if ( pLink && !pLink->GetLinkSourceName().isEmpty() ) | |||
348 | pLink->Edit(m_xDialog.get(), LINK(this, SvBaseLinksDlg, EndEditHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvBaseLinksDlg *>(this), &SvBaseLinksDlg::LinkStubEndEditHdl)); | |||
349 | } | |||
350 | } | |||
351 | ||||
352 | IMPL_LINK_NOARG( SvBaseLinksDlg, BreakLinkClickHdl, weld::Button&, void )void SvBaseLinksDlg::LinkStubBreakLinkClickHdl(void * instance , weld::Button& data) { return static_cast<SvBaseLinksDlg *>(instance)->BreakLinkClickHdl(data); } void SvBaseLinksDlg ::BreakLinkClickHdl(__attribute__ ((unused)) weld::Button& ) | |||
353 | { | |||
354 | bool bModified = false; | |||
355 | if (m_xTbLinks->count_selected_rows() <= 1) | |||
356 | { | |||
357 | int nPos; | |||
358 | tools::SvRef<SvBaseLink> xLink = GetSelEntry( &nPos ); | |||
359 | if( !xLink.is() ) | |||
360 | return; | |||
361 | ||||
362 | std::unique_ptr<weld::MessageDialog> xQueryBox(Application::CreateMessageDialog(m_xDialog.get(), | |||
363 | VclMessageType::Question, VclButtonsType::YesNo, | |||
364 | aStrCloselinkmsg)); | |||
365 | xQueryBox->set_default_response(RET_YES); | |||
366 | ||||
367 | if (RET_YES == xQueryBox->run()) | |||
368 | { | |||
369 | m_xTbLinks->remove(nPos); | |||
370 | ||||
371 | // close object, if it's still existing | |||
372 | bool bNewLnkMgr = SvBaseLinkObjectType::ClientFile == xLink->GetObjType(); | |||
373 | ||||
374 | // tell the link that it will be resolved! | |||
375 | xLink->Closed(); | |||
376 | ||||
377 | // if somebody has forgotten to deregister himself | |||
378 | if( xLink.is() ) | |||
379 | pLinkMgr->Remove( xLink.get() ); | |||
380 | ||||
381 | if( bNewLnkMgr ) | |||
382 | { | |||
383 | LinkManager* pNewMgr = pLinkMgr; | |||
384 | pLinkMgr = nullptr; | |||
385 | SetManager( pNewMgr ); | |||
386 | m_xTbLinks->set_cursor(nPos ? --nPos : 0); | |||
387 | } | |||
388 | bModified = true; | |||
389 | } | |||
390 | } | |||
391 | else | |||
392 | { | |||
393 | std::unique_ptr<weld::MessageDialog> xQueryBox(Application::CreateMessageDialog(m_xDialog.get(), | |||
394 | VclMessageType::Question, VclButtonsType::YesNo, | |||
395 | aStrCloselinkmsgMulti)); | |||
396 | xQueryBox->set_default_response(RET_YES); | |||
397 | ||||
398 | if (RET_YES == xQueryBox->run()) | |||
399 | { | |||
400 | std::vector<int> aRows = m_xTbLinks->get_selected_rows(); | |||
401 | SvBaseLinkMemberList aLinkList; | |||
402 | for (auto nRow : aRows) | |||
403 | { | |||
404 | SvBaseLink* pLink = reinterpret_cast<SvBaseLink*>(m_xTbLinks->get_id(nRow).toInt64()); | |||
405 | if (pLink) | |||
406 | aLinkList.push_back(pLink); | |||
407 | } | |||
408 | std::sort(aRows.begin(), aRows.end()); | |||
409 | for (auto it = aRows.rbegin(); it != aRows.rend(); ++it) | |||
410 | m_xTbLinks->remove(*it); | |||
411 | for (size_t i = 0; i < aLinkList.size(); ++i) | |||
412 | { | |||
413 | tools::SvRef<SvBaseLink> xLink = aLinkList[i]; | |||
414 | // tell the link that it will be resolved! | |||
415 | xLink->Closed(); | |||
416 | ||||
417 | // if somebody has forgotten to deregister himself | |||
418 | pLinkMgr->Remove( xLink.get() ); | |||
419 | bModified = true; | |||
420 | } | |||
421 | // then remove all selected entries | |||
422 | } | |||
423 | } | |||
424 | if(!bModified) | |||
425 | return; | |||
426 | ||||
427 | if (!m_xTbLinks->n_children()) | |||
428 | { | |||
429 | m_xRbAutomatic->set_sensitive(false); | |||
430 | m_xRbManual->set_sensitive(false); | |||
431 | m_xPbUpdateNow->set_sensitive(false); | |||
432 | m_xPbChangeSource->set_sensitive(false); | |||
433 | m_xPbBreakLink->set_sensitive(false); | |||
434 | ||||
435 | m_xFtFullSourceName->set_label( "" ); | |||
436 | m_xFtFullTypeName->set_label( "" ); | |||
437 | } | |||
438 | if( pLinkMgr && pLinkMgr->GetPersist() ) | |||
439 | pLinkMgr->GetPersist()->SetModified(); | |||
440 | } | |||
441 | ||||
442 | IMPL_LINK_NOARG( SvBaseLinksDlg, UpdateWaitingHdl, Timer*, void )void SvBaseLinksDlg::LinkStubUpdateWaitingHdl(void * instance , Timer* data) { return static_cast<SvBaseLinksDlg *>(instance )->UpdateWaitingHdl(data); } void SvBaseLinksDlg::UpdateWaitingHdl (__attribute__ ((unused)) Timer*) | |||
443 | { | |||
444 | m_xTbLinks->freeze(); | |||
445 | for (int nPos = m_xTbLinks->n_children(); nPos; --nPos) | |||
446 | { | |||
447 | tools::SvRef<SvBaseLink> xLink( reinterpret_cast<SvBaseLink*>(m_xTbLinks->get_id(nPos).toInt64()) ); | |||
448 | if( xLink.is() ) | |||
449 | { | |||
450 | OUString sCur( ImplGetStateStr( *xLink ) ), | |||
451 | sOld( m_xTbLinks->get_text(nPos, 3) ); | |||
452 | if( sCur != sOld ) | |||
453 | m_xTbLinks->set_text(nPos, sCur, 3); | |||
454 | } | |||
455 | } | |||
456 | m_xTbLinks->thaw(); | |||
457 | } | |||
458 | ||||
459 | IMPL_LINK( SvBaseLinksDlg, EndEditHdl, sfx2::SvBaseLink&, _rLink, void )void SvBaseLinksDlg::LinkStubEndEditHdl(void * instance, sfx2 ::SvBaseLink& data) { return static_cast<SvBaseLinksDlg *>(instance)->EndEditHdl(data); } void SvBaseLinksDlg:: EndEditHdl(sfx2::SvBaseLink& _rLink) | |||
460 | { | |||
461 | int nPos; | |||
462 | GetSelEntry( &nPos ); | |||
463 | ||||
464 | if( !_rLink.WasLastEditOK() ) | |||
465 | return; | |||
466 | ||||
467 | // StarImpress/Draw swap the LinkObjects themselves! | |||
468 | // So search for the link in the manager; if it does not exist | |||
469 | // anymore, fill the list completely new. Otherwise only the | |||
470 | // edited link needs to be refreshed. | |||
471 | bool bLinkFnd = false; | |||
472 | for( size_t n = pLinkMgr->GetLinks().size(); n; ) | |||
473 | if( &_rLink == &(*pLinkMgr->GetLinks()[ --n ]) ) | |||
474 | { | |||
475 | bLinkFnd = true; | |||
476 | break; | |||
477 | } | |||
478 | ||||
479 | if( bLinkFnd ) | |||
480 | { | |||
481 | m_xTbLinks->remove(nPos); | |||
482 | int nToUnselect = m_xTbLinks->get_selected_index(); | |||
483 | InsertEntry(_rLink, nPos, true); | |||
484 | if (nToUnselect != -1) | |||
485 | m_xTbLinks->unselect(nToUnselect); | |||
486 | } | |||
487 | else | |||
488 | { | |||
489 | LinkManager* pNewMgr = pLinkMgr; | |||
490 | pLinkMgr = nullptr; | |||
491 | SetManager( pNewMgr ); | |||
492 | } | |||
493 | if (pLinkMgr && pLinkMgr->GetPersist()) | |||
494 | pLinkMgr->GetPersist()->SetModified(); | |||
495 | } | |||
496 | ||||
497 | OUString SvBaseLinksDlg::ImplGetStateStr( const SvBaseLink& rLnk ) | |||
498 | { | |||
499 | OUString sRet; | |||
500 | if( !rLnk.GetObj() ) | |||
501 | sRet = aStrBrokenlink; | |||
502 | else if( rLnk.GetObj()->IsPending() ) | |||
503 | { | |||
504 | sRet = aStrWaitinglink; | |||
505 | aUpdateIdle.Start(); | |||
506 | } | |||
507 | else if( SfxLinkUpdateMode::ALWAYS == rLnk.GetUpdateMode() ) | |||
508 | sRet = aStrAutolink; | |||
509 | else | |||
510 | sRet = aStrManuallink; | |||
511 | ||||
512 | return sRet; | |||
513 | } | |||
514 | ||||
515 | void SvBaseLinksDlg::SetManager( LinkManager* pNewMgr ) | |||
516 | { | |||
517 | if( pLinkMgr == pNewMgr ) | |||
518 | return; | |||
519 | ||||
520 | if (pNewMgr) | |||
521 | { | |||
522 | // update has to be stopped before clear | |||
523 | m_xTbLinks->freeze(); | |||
524 | } | |||
525 | ||||
526 | m_xTbLinks->clear(); | |||
527 | pLinkMgr = pNewMgr; | |||
528 | ||||
529 | if( !pLinkMgr ) | |||
530 | return; | |||
531 | ||||
532 | SvBaseLinks& rLnks = const_cast<SvBaseLinks&>(pLinkMgr->GetLinks()); | |||
533 | for( size_t n = 0; n < rLnks.size(); ++n ) | |||
534 | { | |||
535 | tools::SvRef<SvBaseLink>& rLinkRef = rLnks[ n ]; | |||
536 | if( !rLinkRef.is() ) | |||
537 | { | |||
538 | rLnks.erase( rLnks.begin() + n ); | |||
539 | --n; | |||
540 | continue; | |||
541 | } | |||
542 | if( rLinkRef->IsVisible() ) | |||
543 | InsertEntry( *rLinkRef ); | |||
544 | } | |||
545 | ||||
546 | m_xTbLinks->thaw(); | |||
547 | ||||
548 | if( !rLnks.empty() ) | |||
549 | { | |||
550 | m_xTbLinks->set_cursor(0); | |||
551 | m_xTbLinks->select(0); | |||
552 | LinksSelectHdl( nullptr ); | |||
553 | } | |||
554 | } | |||
555 | ||||
556 | void SvBaseLinksDlg::InsertEntry(const SvBaseLink& rLink, int nPos, bool bSelect) | |||
557 | { | |||
558 | OUString sFileNm, sLinkNm, sTypeNm, sFilter; | |||
559 | ||||
560 | sfx2::LinkManager::GetDisplayNames( &rLink, &sTypeNm, &sFileNm, &sLinkNm, &sFilter ); | |||
561 | ||||
562 | auto nWidthPixel = m_xTbLinks->get_column_width(0); | |||
563 | OUString aTxt = m_xVirDev->GetEllipsisString(sFileNm, nWidthPixel, DrawTextFlags::PathEllipsis); | |||
564 | INetURLObject aPath( sFileNm, INetProtocol::File ); | |||
565 | OUString aFileName = aPath.getName( | |||
566 | INetURLObject::LAST_SEGMENT, true, INetURLObject::DecodeMechanism::Unambiguous); | |||
567 | ||||
568 | if( aFileName.getLength() > aTxt.getLength() ) | |||
569 | aTxt = aFileName; | |||
570 | else if (!aFileName.isEmpty() && aTxt.indexOf(aFileName, aTxt.getLength() - aFileName.getLength()) == -1) | |||
571 | // filename not in string | |||
572 | aTxt = aFileName; | |||
573 | ||||
574 | if (nPos == -1) | |||
575 | nPos = m_xTbLinks->n_children(); | |||
576 | m_xTbLinks->insert(nPos); | |||
577 | m_xTbLinks->set_text(nPos, aTxt, 0); | |||
578 | m_xTbLinks->set_id(nPos, OUString::number(reinterpret_cast<sal_Int64>(&rLink))); | |||
579 | if( SvBaseLinkObjectType::ClientGraphic == rLink.GetObjType() ) | |||
580 | m_xTbLinks->set_text(nPos, sFilter, 1); | |||
581 | else | |||
582 | m_xTbLinks->set_text(nPos, sLinkNm, 1); | |||
583 | m_xTbLinks->set_text(nPos, sTypeNm, 2); | |||
584 | m_xTbLinks->set_text(nPos, ImplGetStateStr(rLink), 3); | |||
585 | if (bSelect) | |||
586 | m_xTbLinks->select(nPos); | |||
587 | } | |||
588 | ||||
589 | SvBaseLink* SvBaseLinksDlg::GetSelEntry(int* pPos) | |||
590 | { | |||
591 | int nPos = m_xTbLinks->get_selected_index(); | |||
592 | if (nPos != -1) | |||
593 | { | |||
594 | if (pPos) | |||
595 | *pPos = nPos; | |||
596 | return reinterpret_cast<SvBaseLink*>(m_xTbLinks->get_id(nPos).toInt64()); | |||
597 | } | |||
598 | return nullptr; | |||
599 | } | |||
600 | ||||
601 | void SvBaseLinksDlg::SetType(SvBaseLink& rLink, | |||
602 | int nSelPos, | |||
603 | SfxLinkUpdateMode nType) | |||
604 | { | |||
605 | rLink.SetUpdateMode( nType ); | |||
606 | rLink.Update(); | |||
607 | m_xTbLinks->set_text(nSelPos, ImplGetStateStr(rLink), 3); | |||
608 | if (pLinkMgr->GetPersist()) | |||
609 | pLinkMgr->GetPersist()->SetModified(); | |||
610 | } | |||
611 | ||||
612 | void SvBaseLinksDlg::SetActLink( SvBaseLink const * pLink ) | |||
613 | { | |||
614 | if( !pLinkMgr ) | |||
615 | return; | |||
616 | ||||
617 | const SvBaseLinks& rLnks = pLinkMgr->GetLinks(); | |||
618 | int nSelect = 0; | |||
619 | for(const auto & rLinkRef : rLnks) | |||
620 | { | |||
621 | // #109573# only visible links have been inserted into the TreeListBox, | |||
622 | // invisible ones have to be skipped here | |||
623 | if( rLinkRef->IsVisible() ) | |||
624 | { | |||
625 | if( pLink == rLinkRef.get() ) | |||
626 | { | |||
627 | m_xTbLinks->select(nSelect); | |||
628 | LinksSelectHdl( nullptr ); | |||
629 | return ; | |||
630 | } | |||
631 | ++nSelect; | |||
632 | } | |||
633 | } | |||
634 | } | |||
635 | ||||
636 | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |
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 | |
36 | class VclReferenceBase; |
37 | |
38 | namespace vcl::detail { |
39 | |
40 | template<typename> |
41 | constexpr bool isIncompleteOrDerivedFromVclReferenceBase(...) { return true; } |
42 | |
43 | template<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 | */ |
56 | template <class reference_type> |
57 | class 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 | |
66 | public: |
67 | /** Constructor... |
68 | */ |
69 | VclPtr() |
70 | : m_rInnerRef() |
71 | {} |
72 | |
73 | /** Constructor... |
74 | */ |
75 | VclPtr (reference_type * pBody) |
76 | : m_rInnerRef(pBody) |
77 | {} |
78 | |
79 | /** Constructor... that doesn't take a ref. |
80 | */ |
81 | VclPtr (reference_type * pBody, __sal_NoAcquire) |
82 | : m_rInnerRef(pBody, SAL_NO_ACQUIRE) |
83 | {} |
84 | |
85 | /** Up-casting conversion constructor: Copies interface reference. |
86 | |
87 | Does not work for up-casts to ambiguous bases. For the special case of |
88 | up-casting to Reference< XInterface >, see the corresponding conversion |
89 | operator. |
90 | |
91 | @param rRef another reference |
92 | */ |
93 | template< class derived_type > |
94 | VclPtr( |
95 | const VclPtr< derived_type > & rRef, |
96 | typename std::enable_if< |
97 | std::is_base_of<reference_type, derived_type>::value, int>::type |
98 | = 0 ) |
99 | : m_rInnerRef( static_cast<reference_type*>(rRef) ) |
100 | { |
101 | } |
102 | |
103 | #if defined(DBG_UTIL) && !defined(_WIN32) |
104 | virtual ~VclPtr() |
105 | { |
106 | assert(m_rInnerRef.get() == nullptr || vclmain::isAlive())(static_cast <bool> (m_rInnerRef.get() == nullptr || vclmain ::isAlive()) ? void (0) : __assert_fail ("m_rInnerRef.get() == nullptr || vclmain::isAlive()" , "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx" , 106, __extension__ __PRETTY_FUNCTION__)); |
107 | // We can be one of the intermediate counts, but if we are the last |
108 | // VclPtr keeping this object alive, then something forgot to call dispose(). |
109 | assert((!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1)(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef ->isDisposed() || m_rInnerRef->getRefCount() > 1) && "someone forgot to call dispose()") ? void (0) : __assert_fail ("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\"" , "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx" , 110, __extension__ __PRETTY_FUNCTION__)) |
110 | && "someone forgot to call dispose()")(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef ->isDisposed() || m_rInnerRef->getRefCount() > 1) && "someone forgot to call dispose()") ? void (0) : __assert_fail ("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\"" , "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx" , 110, __extension__ __PRETTY_FUNCTION__)); |
111 | } |
112 | VclPtr(VclPtr const &) = default; |
113 | VclPtr(VclPtr &&) = default; |
114 | VclPtr & operator =(VclPtr const &) = default; |
115 | VclPtr & operator =(VclPtr &&) = default; |
116 | #endif |
117 | |
118 | /** |
119 | * A construction helper for VclPtr. Since VclPtr types are created |
120 | * with a reference-count of one - to help fit into the existing |
121 | * code-flow; this helps us to construct them easily. |
122 | * |
123 | * For more details on the design please see vcl/README.lifecycle |
124 | * |
125 | * @tparam reference_type must be a subclass of vcl::Window |
126 | */ |
127 | template<typename... Arg> [[nodiscard]] static VclPtr< reference_type > Create(Arg &&... arg) |
128 | { |
129 | return VclPtr< reference_type >( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE ); |
130 | } |
131 | |
132 | /** Probably most common used: handle->someBodyOp(). |
133 | */ |
134 | reference_type * operator->() const |
135 | { |
136 | return m_rInnerRef.get(); |
137 | } |
138 | |
139 | /** Get the body. Can be used instead of operator->(). |
140 | I.e. handle->someBodyOp() and handle.get()->someBodyOp() |
141 | are the same. |
142 | */ |
143 | reference_type * get() const |
144 | { |
145 | return m_rInnerRef.get(); |
146 | } |
147 | |
148 | void set(reference_type *pBody) |
149 | { |
150 | m_rInnerRef.set(pBody); |
151 | } |
152 | |
153 | void reset(reference_type *pBody) |
154 | { |
155 | m_rInnerRef.set(pBody); |
156 | } |
157 | |
158 | /** Up-casting copy assignment operator. |
159 | |
160 | Does not work for up-casts to ambiguous bases. |
161 | |
162 | @param rRef another reference |
163 | */ |
164 | template<typename derived_type> |
165 | typename std::enable_if< |
166 | std::is_base_of<reference_type, derived_type>::value, |
167 | VclPtr &>::type |
168 | operator =(VclPtr<derived_type> const & rRef) |
169 | { |
170 | m_rInnerRef.set(rRef.get()); |
171 | return *this; |
172 | } |
173 | |
174 | VclPtr & operator =(reference_type * pBody) |
175 | { |
176 | m_rInnerRef.set(pBody); |
177 | return *this; |
178 | } |
179 | |
180 | operator reference_type * () const |
181 | { |
182 | return m_rInnerRef.get(); |
183 | } |
184 | |
185 | explicit operator bool () const |
186 | { |
187 | return m_rInnerRef.get() != nullptr; |
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 | |
218 | template<typename T1, typename T2> |
219 | inline bool operator ==(VclPtr<T1> const & p1, VclPtr<T2> const & p2) { |
220 | return p1.get() == p2.get(); |
221 | } |
222 | |
223 | template<typename T> inline bool operator ==(VclPtr<T> const & p1, T const * p2) |
224 | { |
225 | return p1.get() == p2; |
226 | } |
227 | |
228 | template<typename T> inline bool operator ==(VclPtr<T> const & p1, T * p2) { |
229 | return p1.get() == p2; |
230 | } |
231 | |
232 | template<typename T> inline bool operator ==(T const * p1, VclPtr<T> const & p2) |
233 | { |
234 | return p1 == p2.get(); |
235 | } |
236 | |
237 | template<typename T> inline bool operator ==(T * p1, VclPtr<T> const & p2) { |
238 | return p1 == p2.get(); |
239 | } |
240 | |
241 | template<typename T1, typename T2> |
242 | inline bool operator !=(VclPtr<T1> const & p1, VclPtr<T2> const & p2) { |
243 | return !(p1 == p2); |
244 | } |
245 | |
246 | template<typename T> inline bool operator !=(VclPtr<T> const & p1, T const * p2) |
247 | { |
248 | return !(p1 == p2); |
249 | } |
250 | |
251 | template<typename T> inline bool operator !=(VclPtr<T> const & p1, T * p2) { |
252 | return !(p1 == p2); |
253 | } |
254 | |
255 | template<typename T> inline bool operator !=(T const * p1, VclPtr<T> const & p2) |
256 | { |
257 | return !(p1 == p2); |
258 | } |
259 | |
260 | template<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 | */ |
274 | template <class reference_type> |
275 | class SAL_WARN_UNUSED__attribute__((warn_unused)) VclPtrInstance final : public VclPtr<reference_type> |
276 | { |
277 | public: |
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 | |
290 | template <class reference_type> |
291 | class ScopedVclPtr : public VclPtr<reference_type> |
292 | { |
293 | public: |
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 | |
378 | private: |
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 | |
387 | protected: |
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 |
406 | template <class reference_type> |
407 | class SAL_WARN_UNUSED__attribute__((warn_unused)) ScopedVclPtrInstance final : public ScopedVclPtr<reference_type> |
408 | { |
409 | public: |
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 | |
421 | private: |
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: */ |
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 | |||||||||
34 | namespace rtl | ||||||||
35 | { | ||||||||
36 | |||||||||
37 | /** Template reference class for reference type. | ||||||||
38 | */ | ||||||||
39 | template <class reference_type> | ||||||||
40 | class Reference | ||||||||
41 | { | ||||||||
42 | /** The <b>reference_type</b> body pointer. | ||||||||
43 | */ | ||||||||
44 | reference_type * m_pBody; | ||||||||
45 | |||||||||
46 | |||||||||
47 | public: | ||||||||
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) | ||||||||
113 | m_pBody->release(); | ||||||||
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 | ||||||||
277 | namespace 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 | */ | ||||||||
286 | template<typename T> | ||||||||
287 | struct 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: */ |
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 | |
25 | class VCL_DLLPUBLIC__attribute__ ((visibility("default"))) VclReferenceBase |
26 | { |
27 | mutable oslInterlockedCount mnRefCnt; |
28 | |
29 | template<typename T> friend class VclPtr; |
30 | |
31 | public: |
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) |
40 | delete this; |
41 | } |
42 | #ifdef DBG_UTIL |
43 | #ifndef _WIN32 |
44 | sal_Int32 getRefCount() const { return mnRefCnt; } |
45 | #endif |
46 | #endif |
47 | |
48 | |
49 | private: |
50 | VclReferenceBase(const VclReferenceBase&) = delete; |
51 | VclReferenceBase& operator=(const VclReferenceBase&) = delete; |
52 | |
53 | bool mbDisposed : 1; |
54 | |
55 | protected: |
56 | VclReferenceBase(); |
57 | protected: |
58 | virtual ~VclReferenceBase(); |
59 | |
60 | protected: |
61 | virtual void dispose(); |
62 | |
63 | public: |
64 | void disposeOnce(); |
65 | bool isDisposed() const { return mbDisposed; } |
66 | |
67 | }; |
68 | #endif |