File: | home/maarten/src/libreoffice/core/include/rtl/ref.hxx |
Warning: | line 192, column 9 Use of memory after it is freed |
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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 <config_features.h> | |||
21 | ||||
22 | #include <fuinsert.hxx> | |||
23 | #include <comphelper/storagehelper.hxx> | |||
24 | #include <editeng/outlobj.hxx> | |||
25 | #include <toolkit/helper/vclunohelper.hxx> | |||
26 | #include <svx/svxdlg.hxx> | |||
27 | #include <com/sun/star/embed/EmbedVerbs.hpp> | |||
28 | #include <com/sun/star/embed/NoVisualAreaSizeException.hpp> | |||
29 | #include <com/sun/star/embed/Aspects.hpp> | |||
30 | #include <com/sun/star/embed/XEmbeddedObject.hpp> | |||
31 | #include <com/sun/star/chart2/XChartDocument.hpp> | |||
32 | ||||
33 | #include <svl/stritem.hxx> | |||
34 | #include <sfx2/docfile.hxx> | |||
35 | #include <sfx2/msgpool.hxx> | |||
36 | #include <sfx2/msg.hxx> | |||
37 | #include <svtools/insdlg.hxx> | |||
38 | #include <sfx2/request.hxx> | |||
39 | #include <svl/globalnameitem.hxx> | |||
40 | #include <svtools/miscopt.hxx> | |||
41 | #include <svtools/embedhlp.hxx> | |||
42 | #include <svx/linkwarn.hxx> | |||
43 | #include <avmedia/mediawindow.hxx> | |||
44 | #include <comphelper/classids.hxx> | |||
45 | #include <svtools/sfxecode.hxx> | |||
46 | #include <vcl/transfer.hxx> | |||
47 | #include <svl/urlbmk.hxx> | |||
48 | #include <svx/svdobj.hxx> | |||
49 | #include <svx/svdograf.hxx> | |||
50 | #include <svx/svdoole2.hxx> | |||
51 | #include <sot/formats.hxx> | |||
52 | #include <svx/svdpagv.hxx> | |||
53 | #include <sfx2/opengrf.hxx> | |||
54 | #include <sfx2/viewfrm.hxx> | |||
55 | #include <svx/charthelper.hxx> | |||
56 | #include <svx/svxids.hrc> | |||
57 | ||||
58 | #include <sdresid.hxx> | |||
59 | #include <View.hxx> | |||
60 | #include <sdmod.hxx> | |||
61 | #include <Window.hxx> | |||
62 | #include <DrawViewShell.hxx> | |||
63 | #include <DrawDocShell.hxx> | |||
64 | #include <GraphicDocShell.hxx> | |||
65 | #include <strings.hrc> | |||
66 | #include <drawdoc.hxx> | |||
67 | #include <sdpage.hxx> | |||
68 | #include <sdgrffilter.hxx> | |||
69 | #include <vcl/svapp.hxx> | |||
70 | #include <memory> | |||
71 | #include <vcl/weld.hxx> | |||
72 | #include <vcl/errinf.hxx> | |||
73 | #include <vcl/graphicfilter.hxx> | |||
74 | ||||
75 | #include <vcl/GraphicNativeTransform.hxx> | |||
76 | #include <vcl/GraphicNativeMetadata.hxx> | |||
77 | ||||
78 | #include <comphelper/lok.hxx> | |||
79 | ||||
80 | using namespace com::sun::star; | |||
81 | ||||
82 | namespace sd { | |||
83 | ||||
84 | ||||
85 | FuInsertGraphic::FuInsertGraphic ( | |||
86 | ViewShell* pViewSh, | |||
87 | ::sd::Window* pWin, | |||
88 | ::sd::View* pView, | |||
89 | SdDrawDocument* pDoc, | |||
90 | SfxRequest& rReq, | |||
91 | bool replaceExistingImage) | |||
92 | : FuPoor(pViewSh, pWin, pView, pDoc, rReq), | |||
93 | mbReplaceExistingImage(replaceExistingImage) | |||
94 | { | |||
95 | } | |||
96 | ||||
97 | rtl::Reference<FuPoor> FuInsertGraphic::Create( ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView, | |||
98 | SdDrawDocument* pDoc, SfxRequest& rReq, bool replaceExistingImage ) | |||
99 | { | |||
100 | rtl::Reference<FuPoor> xFunc( new FuInsertGraphic( pViewSh, pWin, pView, pDoc, rReq, replaceExistingImage ) ); | |||
101 | xFunc->DoExecute(rReq); | |||
102 | return xFunc; | |||
103 | } | |||
104 | ||||
105 | void FuInsertGraphic::DoExecute( SfxRequest& rReq ) | |||
106 | { | |||
107 | OUString aFileName; | |||
108 | OUString aFilterName; | |||
109 | Graphic aGraphic; | |||
110 | ||||
111 | bool bAsLink = false; | |||
112 | ErrCode nError = ERRCODE_GRFILTER_OPENERRORErrCode(ErrCodeArea::Vcl, ErrCodeClass::General, 1); | |||
113 | ||||
114 | const SfxItemSet* pArgs = rReq.GetArgs(); | |||
115 | const SfxPoolItem* pItem; | |||
116 | ||||
117 | if ( pArgs && | |||
118 | pArgs->GetItemState( SID_INSERT_GRAPHICTypedWhichId<SfxStringItem>( 10000 + 241 ), true, &pItem ) == SfxItemState::SET ) | |||
119 | { | |||
120 | aFileName = static_cast<const SfxStringItem*>(pItem)->GetValue(); | |||
121 | ||||
122 | if ( pArgs->GetItemState( FN_PARAM_FILTER((20000 + 1100) + 30), true, &pItem ) == SfxItemState::SET ) | |||
123 | aFilterName = static_cast<const SfxStringItem*>(pItem)->GetValue(); | |||
124 | ||||
125 | if ( pArgs->GetItemState( FN_PARAM_1((20000 + 1100)+60), true, &pItem ) == SfxItemState::SET ) | |||
126 | bAsLink = static_cast<const SfxBoolItem*>(pItem)->GetValue(); | |||
127 | ||||
128 | nError = GraphicFilter::LoadGraphic( aFileName, aFilterName, aGraphic, &GraphicFilter::GetGraphicFilter() ); | |||
129 | } | |||
130 | else | |||
131 | { | |||
132 | SvxOpenGraphicDialog aDlg(SdResId(STR_INSERTGRAPHICreinterpret_cast<char const *>("STR_INSERTGRAPHIC" "\004" u8"Insert Image")), mpWindow ? mpWindow->GetFrameWeld() : nullptr); | |||
133 | ||||
134 | if( aDlg.Execute() != ERRCODE_NONEErrCode(0) ) | |||
135 | return; // cancel dialog | |||
136 | ||||
137 | nError = aDlg.GetGraphic(aGraphic); | |||
138 | bAsLink = aDlg.IsAsLink(); | |||
139 | aFileName = aDlg.GetPath(); | |||
140 | aFilterName = aDlg.GetDetectedFilter(); | |||
141 | } | |||
142 | ||||
143 | if( nError == ERRCODE_NONEErrCode(0) ) | |||
144 | { | |||
145 | GraphicNativeMetadata aMetadata; | |||
146 | if ( aMetadata.read(aGraphic) ) | |||
147 | { | |||
148 | const sal_uInt16 aRotation = aMetadata.getRotation(); | |||
149 | if (aRotation != 0) | |||
150 | { | |||
151 | std::unique_ptr<weld::MessageDialog> xQueryBox(Application::CreateMessageDialog(nullptr, VclMessageType::Question,VclButtonsType::YesNo,SdResId(STR_QUERYROTATIONreinterpret_cast<char const *>("STR_QUERYROTATION" "\004" u8"This image is rotated. Would you like to rotate it into standard orientation?" )))); | |||
152 | if (xQueryBox->run() == RET_YES) | |||
153 | { | |||
154 | GraphicNativeTransform aTransform( aGraphic ); | |||
155 | aTransform.rotate( aRotation ); | |||
156 | } | |||
157 | } | |||
158 | } | |||
159 | if( dynamic_cast< DrawViewShell *>( mpViewShell ) ) | |||
160 | { | |||
161 | sal_Int8 nAction = DND_ACTION_COPYcss::datatransfer::dnd::DNDConstants::ACTION_COPY; | |||
162 | SdrObject* pPickObj = nullptr; | |||
163 | if (mbReplaceExistingImage) | |||
164 | pPickObj = mpView->GetSelectedSingleObject( mpView->GetPage() ); | |||
165 | if (pPickObj) | |||
166 | nAction = DND_ACTION_LINKcss::datatransfer::dnd::DNDConstants::ACTION_LINK; | |||
167 | else | |||
168 | { | |||
169 | pPickObj = mpView->GetEmptyPresentationObject( PresObjKind::Graphic ); | |||
170 | if (pPickObj) | |||
171 | nAction = DND_ACTION_LINKcss::datatransfer::dnd::DNDConstants::ACTION_LINK; | |||
172 | } | |||
173 | ||||
174 | Point aPos = mpWindow->GetVisibleCenter(); | |||
175 | SdrGrafObj* pGrafObj = mpView->InsertGraphic(aGraphic, nAction, aPos, pPickObj, nullptr); | |||
176 | ||||
177 | if(pGrafObj && bAsLink ) | |||
178 | { | |||
179 | // really store as link only? | |||
180 | if( SvtMiscOptions().ShowLinkWarningDialog() ) | |||
181 | { | |||
182 | SvxLinkWarningDialog aWarnDlg(mpWindow->GetFrameWeld(), aFileName); | |||
183 | if (aWarnDlg.run() != RET_OK) | |||
184 | return; // don't store as link | |||
185 | } | |||
186 | ||||
187 | // store as link | |||
188 | OUString aReferer; | |||
189 | if (mpDocSh->HasName()) { | |||
190 | aReferer = mpDocSh->GetMedium()->GetName(); | |||
191 | } | |||
192 | pGrafObj->SetGraphicLink(aFileName, aReferer, aFilterName); | |||
193 | } | |||
194 | } | |||
195 | } | |||
196 | else | |||
197 | { | |||
198 | SdGRFFilter::HandleGraphicFilterError( nError, GraphicFilter::GetGraphicFilter().GetLastError().nStreamError ); | |||
199 | } | |||
200 | } | |||
201 | ||||
202 | FuInsertClipboard::FuInsertClipboard ( | |||
203 | ViewShell* pViewSh, | |||
204 | ::sd::Window* pWin, | |||
205 | ::sd::View* pView, | |||
206 | SdDrawDocument* pDoc, | |||
207 | SfxRequest& rReq) | |||
208 | : FuPoor(pViewSh, pWin, pView, pDoc, rReq) | |||
209 | { | |||
210 | } | |||
211 | ||||
212 | rtl::Reference<FuPoor> FuInsertClipboard::Create( ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument* pDoc, SfxRequest& rReq ) | |||
213 | { | |||
214 | rtl::Reference<FuPoor> xFunc( new FuInsertClipboard( pViewSh, pWin, pView, pDoc, rReq ) ); | |||
215 | xFunc->DoExecute(rReq); | |||
216 | return xFunc; | |||
217 | } | |||
218 | ||||
219 | void FuInsertClipboard::DoExecute( SfxRequest& ) | |||
220 | { | |||
221 | TransferableDataHelper aDataHelper( TransferableDataHelper::CreateFromSystemClipboard( mpWindow ) ); | |||
222 | SotClipboardFormatId nFormatId; | |||
223 | ||||
224 | SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create(); | |||
225 | ScopedVclPtr<SfxAbstractPasteDialog> pDlg(pFact->CreatePasteDialog(mpViewShell->GetFrameWeld())); | |||
| ||||
226 | pDlg->Insert( SotClipboardFormatId::EMBED_SOURCE, OUString() ); | |||
227 | pDlg->Insert( SotClipboardFormatId::LINK_SOURCE, OUString() ); | |||
228 | pDlg->Insert( SotClipboardFormatId::DRAWING, OUString() ); | |||
229 | pDlg->Insert( SotClipboardFormatId::SVXB, OUString() ); | |||
230 | pDlg->Insert( SotClipboardFormatId::GDIMETAFILE, OUString() ); | |||
231 | pDlg->Insert( SotClipboardFormatId::BITMAP, OUString() ); | |||
232 | pDlg->Insert( SotClipboardFormatId::NETSCAPE_BOOKMARK, OUString() ); | |||
233 | pDlg->Insert( SotClipboardFormatId::STRING, OUString() ); | |||
234 | pDlg->Insert( SotClipboardFormatId::HTML, OUString() ); | |||
235 | pDlg->Insert( SotClipboardFormatId::RTF, OUString() ); | |||
236 | pDlg->Insert( SotClipboardFormatId::RICHTEXT, OUString() ); | |||
237 | pDlg->Insert( SotClipboardFormatId::EDITENGINE_ODF_TEXT_FLAT, OUString() ); | |||
238 | ||||
239 | //TODO/MBA: testing | |||
240 | nFormatId = pDlg->GetFormat( aDataHelper ); | |||
241 | if( nFormatId == SotClipboardFormatId::NONE || !aDataHelper.GetTransferable().is() ) | |||
242 | return; | |||
243 | ||||
244 | sal_Int8 nAction = DND_ACTION_COPYcss::datatransfer::dnd::DNDConstants::ACTION_COPY; | |||
245 | DrawViewShell* pDrViewSh = nullptr; | |||
246 | ||||
247 | if (!mpView->InsertData( aDataHelper, | |||
248 | mpWindow->PixelToLogic( ::tools::Rectangle( Point(), mpWindow->GetOutputSizePixel() ).Center() ), | |||
249 | nAction, false, nFormatId )) | |||
250 | { | |||
251 | pDrViewSh = dynamic_cast<DrawViewShell*>(mpViewShell); | |||
252 | } | |||
253 | ||||
254 | if (!pDrViewSh) | |||
255 | return; | |||
256 | ||||
257 | INetBookmark aINetBookmark( "", "" ); | |||
258 | ||||
259 | if( ( aDataHelper.HasFormat( SotClipboardFormatId::NETSCAPE_BOOKMARK ) && | |||
260 | aDataHelper.GetINetBookmark( SotClipboardFormatId::NETSCAPE_BOOKMARK, aINetBookmark ) ) || | |||
261 | ( aDataHelper.HasFormat( SotClipboardFormatId::FILEGRPDESCRIPTOR ) && | |||
262 | aDataHelper.GetINetBookmark( SotClipboardFormatId::FILEGRPDESCRIPTOR, aINetBookmark ) ) || | |||
263 | ( aDataHelper.HasFormat( SotClipboardFormatId::UNIFORMRESOURCELOCATOR ) && | |||
264 | aDataHelper.GetINetBookmark( SotClipboardFormatId::UNIFORMRESOURCELOCATOR, aINetBookmark ) ) ) | |||
265 | { | |||
266 | pDrViewSh->InsertURLField( aINetBookmark.GetURL(), aINetBookmark.GetDescription(), "" ); | |||
267 | } | |||
268 | } | |||
269 | ||||
270 | FuInsertOLE::FuInsertOLE ( | |||
271 | ViewShell* pViewSh, | |||
272 | ::sd::Window* pWin, | |||
273 | ::sd::View* pView, | |||
274 | SdDrawDocument* pDoc, | |||
275 | SfxRequest& rReq) | |||
276 | : FuPoor(pViewSh, pWin, pView, pDoc, rReq) | |||
277 | { | |||
278 | } | |||
279 | ||||
280 | rtl::Reference<FuPoor> FuInsertOLE::Create( ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument* pDoc, SfxRequest& rReq ) | |||
281 | { | |||
282 | rtl::Reference<FuPoor> xFunc( new FuInsertOLE( pViewSh, pWin, pView, pDoc, rReq ) ); | |||
283 | xFunc->DoExecute(rReq); | |||
284 | return xFunc; | |||
285 | } | |||
286 | ||||
287 | void FuInsertOLE::DoExecute( SfxRequest& rReq ) | |||
288 | { | |||
289 | if ( nSlotId == SID_ATTR_TABLE( 10000 + 217 ) || | |||
290 | nSlotId == SID_INSERT_DIAGRAM( 10000 + 140 ) || | |||
291 | nSlotId == SID_INSERT_MATH(27000 +106) ) | |||
292 | { | |||
293 | PresObjKind ePresObjKind = (nSlotId == SID_INSERT_DIAGRAM( 10000 + 140 )) ? PresObjKind::Chart : PresObjKind::Object; | |||
294 | ||||
295 | SdrObject* pPickObj = mpView->GetEmptyPresentationObject( ePresObjKind ); | |||
296 | ||||
297 | // insert diagram or Calc table | |||
298 | OUString aObjName; | |||
299 | SvGlobalName aName; | |||
300 | if (nSlotId == SID_INSERT_DIAGRAM( 10000 + 140 )) | |||
301 | aName = SvGlobalName( SO3_SCH_CLASSID0x12DCAE26, 0x281F, 0x416F, 0xA2, 0x34, 0xC3, 0x08, 0x61, 0x27 , 0x38, 0x2E); | |||
302 | else if (nSlotId == SID_ATTR_TABLE( 10000 + 217 )) | |||
303 | aName = SvGlobalName(SO3_SC_CLASSID0x47BBB4CB, 0xCE4C, 0x4E80, 0xA5, 0x91, 0x42, 0xD9, 0xAE, 0x74 , 0x95, 0x0F); | |||
304 | else if (nSlotId == SID_INSERT_MATH(27000 +106)) | |||
305 | aName = SvGlobalName(SO3_SM_CLASSID0x078B7ABA, 0x54FC, 0x457F, 0x85, 0x51, 0x61, 0x47, 0xE7, 0x76 , 0xA9, 0x97); | |||
306 | ||||
307 | uno::Reference < embed::XEmbeddedObject > xObj = mpViewShell->GetViewFrame()->GetObjectShell()-> | |||
308 | GetEmbeddedObjectContainer().CreateEmbeddedObject( aName.GetByteSequence(), aObjName ); | |||
309 | if ( xObj.is() ) | |||
310 | { | |||
311 | // Create default chart type. | |||
312 | uno::Reference<chart2::XChartDocument> xChartDoc(xObj->getComponent(), uno::UNO_QUERY); | |||
313 | if (xChartDoc.is()) | |||
314 | xChartDoc->createDefaultChart(); | |||
315 | ||||
316 | sal_Int64 nAspect = embed::Aspects::MSOLE_CONTENT; | |||
317 | ||||
318 | MapUnit aUnit = VCLUnoHelper::UnoEmbed2VCLMapUnit( xObj->getMapUnit( nAspect ) ); | |||
319 | ||||
320 | ::tools::Rectangle aRect; | |||
321 | if( pPickObj ) | |||
322 | { | |||
323 | aRect = pPickObj->GetLogicRect(); | |||
324 | ||||
325 | awt::Size aSz; | |||
326 | aSz.Width = aRect.GetWidth(); | |||
327 | aSz.Height = aRect.GetHeight(); | |||
328 | xObj->setVisualAreaSize( nAspect, aSz ); | |||
329 | } | |||
330 | else | |||
331 | { | |||
332 | awt::Size aSz; | |||
333 | try | |||
334 | { | |||
335 | aSz = xObj->getVisualAreaSize( nAspect ); | |||
336 | } | |||
337 | catch ( embed::NoVisualAreaSizeException& ) | |||
338 | { | |||
339 | // the default size will be set later | |||
340 | } | |||
341 | ||||
342 | Size aSize( aSz.Width, aSz.Height ); | |||
343 | ||||
344 | if (aSize.IsEmpty()) | |||
345 | { | |||
346 | // rectangle with balanced edge ratio | |||
347 | aSize.setWidth( 14100 ); | |||
348 | aSize.setHeight( 10000 ); | |||
349 | Size aTmp = OutputDevice::LogicToLogic(aSize, MapMode(MapUnit::Map100thMM), MapMode(aUnit)); | |||
350 | aSz.Width = aTmp.Width(); | |||
351 | aSz.Height = aTmp.Height(); | |||
352 | xObj->setVisualAreaSize( nAspect, aSz ); | |||
353 | } | |||
354 | else | |||
355 | { | |||
356 | aSize = OutputDevice::LogicToLogic(aSize, MapMode(aUnit), MapMode(MapUnit::Map100thMM)); | |||
357 | } | |||
358 | ||||
359 | Point aPos = mpWindow->GetVisibleCenter(); | |||
360 | aPos.AdjustX( -(aSize.Width() / 2) ); | |||
361 | aPos.AdjustY( -(aSize.Height() / 2) ); | |||
362 | aRect = ::tools::Rectangle(aPos, aSize); | |||
363 | } | |||
364 | ||||
365 | SdrOle2Obj* pOleObj = new SdrOle2Obj( | |||
366 | mpView->getSdrModelFromSdrView(), | |||
367 | svt::EmbeddedObjectRef( xObj, nAspect ), | |||
368 | aObjName, | |||
369 | aRect); | |||
370 | SdrPageView* pPV = mpView->GetSdrPageView(); | |||
371 | ||||
372 | // if we have a pick obj we need to make this new ole a pres obj replacing the current pick obj | |||
373 | if( pPickObj ) | |||
374 | { | |||
375 | SdPage* pPage = static_cast< SdPage* >(pPickObj->getSdrPageFromSdrObject()); | |||
376 | if(pPage && pPage->IsPresObj(pPickObj)) | |||
377 | { | |||
378 | pPage->InsertPresObj( pOleObj, ePresObjKind ); | |||
379 | pOleObj->SetUserCall(pPickObj->GetUserCall()); | |||
380 | } | |||
381 | ||||
382 | // #i123468# we need to end text edit before replacing the object. There cannot yet | |||
383 | // being text typed (else it would not be an EmptyPresObj anymore), but it may be | |||
384 | // in text edit mode | |||
385 | if (mpView->IsTextEdit()) | |||
386 | { | |||
387 | mpView->SdrEndTextEdit(); | |||
388 | } | |||
389 | } | |||
390 | ||||
391 | bool bRet = true; | |||
392 | if( pPickObj ) | |||
393 | mpView->ReplaceObjectAtView(pPickObj, *pPV, pOleObj ); | |||
394 | else | |||
395 | bRet = mpView->InsertObjectAtView(pOleObj, *pPV, SdrInsertFlags::SETDEFLAYER); | |||
396 | ||||
397 | if (bRet && !comphelper::LibreOfficeKit::isActive()) | |||
398 | { | |||
399 | // Let the chart be activated after the inserting (unless | |||
400 | // via LibreOfficeKit) | |||
401 | if (nSlotId == SID_INSERT_DIAGRAM( 10000 + 140 )) | |||
402 | { | |||
403 | pOleObj->SetProgName( "StarChart"); | |||
404 | } | |||
405 | else if (nSlotId == SID_ATTR_TABLE( 10000 + 217 )) | |||
406 | { | |||
407 | pOleObj->SetProgName( "StarCalc" ); | |||
408 | } | |||
409 | else if (nSlotId == SID_INSERT_MATH(27000 +106)) | |||
410 | { | |||
411 | pOleObj->SetProgName( "StarMath" ); | |||
412 | } | |||
413 | ||||
414 | pOleObj->SetLogicRect(aRect); | |||
415 | Size aTmp( OutputDevice::LogicToLogic(aRect.GetSize(), MapMode(MapUnit::Map100thMM), MapMode(aUnit)) ); | |||
416 | awt::Size aVisualSize; | |||
417 | aVisualSize.Width = aTmp.Width(); | |||
418 | aVisualSize.Height = aTmp.Height(); | |||
419 | xObj->setVisualAreaSize( nAspect, aVisualSize ); | |||
420 | mpViewShell->ActivateObject(pOleObj, embed::EmbedVerbs::MS_OLEVERB_SHOW); | |||
421 | ||||
422 | if (nSlotId == SID_INSERT_DIAGRAM( 10000 + 140 )) | |||
423 | { | |||
424 | // note, that this call modified the chart model which | |||
425 | // results in a change notification. So call this after | |||
426 | // everything else is finished. | |||
427 | ChartHelper::AdaptDefaultsForChart( xObj ); | |||
428 | } | |||
429 | } | |||
430 | } | |||
431 | else | |||
432 | { | |||
433 | ErrorHandler::HandleError(* new StringErrorInfo(ERRCODE_SFX_OLEGENERALErrCode(ErrCodeArea::Sfx, ErrCodeClass::NONE, 14), | |||
434 | "" ) ); | |||
435 | } | |||
436 | } | |||
437 | else | |||
438 | { | |||
439 | // insert object | |||
440 | sal_Int64 nAspect = embed::Aspects::MSOLE_CONTENT; | |||
441 | bool bCreateNew = false; | |||
442 | uno::Reference < embed::XEmbeddedObject > xObj; | |||
443 | uno::Reference < embed::XStorage > xStorage = comphelper::OStorageHelper::GetTemporaryStorage(); | |||
444 | SvObjectServerList aServerLst; | |||
445 | OUString aName; | |||
446 | ||||
447 | OUString aIconMediaType; | |||
448 | uno::Reference< io::XInputStream > xIconMetaFile; | |||
449 | ||||
450 | const SfxGlobalNameItem* pNameItem = rReq.GetArg<SfxGlobalNameItem>(SID_INSERT_OBJECT(5000 + 561)); | |||
451 | if ( nSlotId == SID_INSERT_OBJECT(5000 + 561) && pNameItem ) | |||
452 | { | |||
453 | const SvGlobalName& aClassName = pNameItem->GetValue(); | |||
454 | xObj = mpViewShell->GetViewFrame()->GetObjectShell()-> | |||
455 | GetEmbeddedObjectContainer().CreateEmbeddedObject( aClassName.GetByteSequence(), aName ); | |||
456 | } | |||
457 | else | |||
458 | { | |||
459 | switch ( nSlotId ) | |||
460 | { | |||
461 | case SID_INSERT_OBJECT(5000 + 561) : | |||
462 | { | |||
463 | aServerLst.FillInsertObjects(); | |||
464 | if (mpDoc->GetDocumentType() == DocumentType::Draw) | |||
465 | { | |||
466 | aServerLst.Remove( GraphicDocShell::Factory().GetClassId() ); | |||
467 | } | |||
468 | else | |||
469 | { | |||
470 | aServerLst.Remove( DrawDocShell::Factory().GetClassId() ); | |||
471 | } | |||
472 | ||||
473 | [[fallthrough]]; | |||
474 | } | |||
475 | case SID_INSERT_FLOATINGFRAME(5000 + 563) : | |||
476 | { | |||
477 | SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create(); | |||
478 | ScopedVclPtr<SfxAbstractInsertObjectDialog> pDlg( | |||
479 | pFact->CreateInsertObjectDialog( mpViewShell->GetFrameWeld(), SD_MOD()( static_cast<SdModule*>(SfxApplication::GetModule(SfxToolsModule ::Draw)) )->GetSlotPool()->GetSlot(nSlotId)->GetCommandString(), | |||
480 | xStorage, &aServerLst )); | |||
481 | pDlg->Execute(); | |||
482 | bCreateNew = pDlg->IsCreateNew(); | |||
483 | xObj = pDlg->GetObject(); | |||
484 | ||||
485 | xIconMetaFile = pDlg->GetIconIfIconified( &aIconMediaType ); | |||
486 | if ( xIconMetaFile.is() ) | |||
487 | nAspect = embed::Aspects::MSOLE_ICON; | |||
488 | ||||
489 | if ( xObj.is() ) | |||
490 | mpViewShell->GetObjectShell()->GetEmbeddedObjectContainer().InsertEmbeddedObject( xObj, aName ); | |||
491 | ||||
492 | break; | |||
493 | } | |||
494 | } | |||
495 | } | |||
496 | ||||
497 | try | |||
498 | { | |||
499 | if (xObj.is()) | |||
500 | { | |||
501 | bool bInsertNewObject = true; | |||
502 | ||||
503 | Size aSize; | |||
504 | MapUnit aMapUnit = MapUnit::Map100thMM; | |||
505 | if ( nAspect != embed::Aspects::MSOLE_ICON ) | |||
506 | { | |||
507 | awt::Size aSz; | |||
508 | try | |||
509 | { | |||
510 | aSz = xObj->getVisualAreaSize( nAspect ); | |||
511 | } | |||
512 | catch( embed::NoVisualAreaSizeException& ) | |||
513 | { | |||
514 | // the default size will be set later | |||
515 | } | |||
516 | ||||
517 | aSize =Size( aSz.Width, aSz.Height ); | |||
518 | ||||
519 | aMapUnit = VCLUnoHelper::UnoEmbed2VCLMapUnit( xObj->getMapUnit( nAspect ) ); | |||
520 | if (aSize.IsEmpty()) | |||
521 | { | |||
522 | // rectangle with balanced edge ratio | |||
523 | aSize.setWidth( 14100 ); | |||
524 | aSize.setHeight( 10000 ); | |||
525 | Size aTmp = OutputDevice::LogicToLogic(aSize, MapMode(MapUnit::Map100thMM), MapMode(aMapUnit)); | |||
526 | aSz.Width = aTmp.Width(); | |||
527 | aSz.Height = aTmp.Height(); | |||
528 | xObj->setVisualAreaSize( nAspect, aSz ); | |||
529 | } | |||
530 | else | |||
531 | { | |||
532 | aSize = OutputDevice::LogicToLogic(aSize, MapMode(aMapUnit), MapMode(MapUnit::Map100thMM)); | |||
533 | } | |||
534 | } | |||
535 | ||||
536 | if ( mpView->AreObjectsMarked() ) | |||
537 | { | |||
538 | // as an empty OLE object available? | |||
539 | const SdrMarkList& rMarkList = mpView->GetMarkedObjectList(); | |||
540 | ||||
541 | if (rMarkList.GetMarkCount() == 1) | |||
542 | { | |||
543 | SdrMark* pMark = rMarkList.GetMark(0); | |||
544 | SdrObject* pObj = pMark->GetMarkedSdrObj(); | |||
545 | ||||
546 | if (pObj->GetObjInventor() == SdrInventor::Default && | |||
547 | pObj->GetObjIdentifier() == OBJ_OLE2) | |||
548 | { | |||
549 | if ( !static_cast<SdrOle2Obj*>(pObj)->GetObjRef().is() ) | |||
550 | { | |||
551 | // the empty OLE object gets a new IPObj | |||
552 | bInsertNewObject = false; | |||
553 | pObj->SetEmptyPresObj(false); | |||
554 | static_cast<SdrOle2Obj*>(pObj)->SetOutlinerParaObject(nullptr); | |||
555 | static_cast<SdrOle2Obj*>(pObj)->SetObjRef(xObj); | |||
556 | static_cast<SdrOle2Obj*>(pObj)->SetPersistName(aName); | |||
557 | static_cast<SdrOle2Obj*>(pObj)->SetName(aName); | |||
558 | static_cast<SdrOle2Obj*>(pObj)->SetAspect(nAspect); | |||
559 | ::tools::Rectangle aRect = static_cast<SdrOle2Obj*>(pObj)->GetLogicRect(); | |||
560 | ||||
561 | if ( nAspect == embed::Aspects::MSOLE_ICON ) | |||
562 | { | |||
563 | if( xIconMetaFile.is() ) | |||
564 | static_cast<SdrOle2Obj*>(pObj)->SetGraphicToObj( xIconMetaFile, aIconMediaType ); | |||
565 | } | |||
566 | else | |||
567 | { | |||
568 | Size aTmp = OutputDevice::LogicToLogic(aRect.GetSize(), MapMode(MapUnit::Map100thMM), MapMode(aMapUnit)); | |||
569 | awt::Size aSz( aTmp.Width(), aTmp.Height() ); | |||
570 | xObj->setVisualAreaSize( nAspect, aSz ); | |||
571 | } | |||
572 | } | |||
573 | } | |||
574 | } | |||
575 | } | |||
576 | ||||
577 | if (bInsertNewObject) | |||
578 | { | |||
579 | // we create a new OLE object | |||
580 | SdrPageView* pPV = mpView->GetSdrPageView(); | |||
581 | Size aPageSize = pPV->GetPage()->GetSize(); | |||
582 | ||||
583 | // get the size from the iconified object | |||
584 | ::svt::EmbeddedObjectRef aObjRef( xObj, nAspect ); | |||
585 | if ( nAspect == embed::Aspects::MSOLE_ICON ) | |||
586 | { | |||
587 | aObjRef.SetGraphicStream( xIconMetaFile, aIconMediaType ); | |||
588 | MapMode aMapMode( MapUnit::Map100thMM ); | |||
589 | aSize = aObjRef.GetSize( &aMapMode ); | |||
590 | } | |||
591 | ||||
592 | Point aPnt ((aPageSize.Width() - aSize.Width()) / 2, | |||
593 | (aPageSize.Height() - aSize.Height()) / 2); | |||
594 | ::tools::Rectangle aRect (aPnt, aSize); | |||
595 | SdrOle2Obj* pObj = new SdrOle2Obj( | |||
596 | mpView->getSdrModelFromSdrView(), | |||
597 | aObjRef, | |||
598 | aName, | |||
599 | aRect); | |||
600 | ||||
601 | if( mpView->InsertObjectAtView(pObj, *pPV, SdrInsertFlags::SETDEFLAYER) ) | |||
602 | { | |||
603 | // Math objects change their object size during InsertObject. | |||
604 | // New size must be set in SdrObject, or a wrong scale will be set at | |||
605 | // ActivateObject. | |||
606 | ||||
607 | if ( nAspect != embed::Aspects::MSOLE_ICON ) | |||
608 | { | |||
609 | try | |||
610 | { | |||
611 | awt::Size aSz = xObj->getVisualAreaSize( nAspect ); | |||
612 | ||||
613 | Size aNewSize = Window::LogicToLogic( Size( aSz.Width, aSz.Height ), | |||
614 | MapMode( aMapUnit ), MapMode( MapUnit::Map100thMM ) ); | |||
615 | if ( aNewSize != aSize ) | |||
616 | { | |||
617 | aRect.SetSize( aNewSize ); | |||
618 | pObj->SetLogicRect( aRect ); | |||
619 | } | |||
620 | } | |||
621 | catch( embed::NoVisualAreaSizeException& ) | |||
622 | {} | |||
623 | } | |||
624 | ||||
625 | if (bCreateNew) | |||
626 | { | |||
627 | pObj->SetLogicRect(aRect); | |||
628 | ||||
629 | if ( nAspect != embed::Aspects::MSOLE_ICON ) | |||
630 | { | |||
631 | Size aTmp = OutputDevice::LogicToLogic(aRect.GetSize(), MapMode(MapUnit::Map100thMM), MapMode(aMapUnit)); | |||
632 | awt::Size aSz( aTmp.Width(), aTmp.Height() ); | |||
633 | xObj->setVisualAreaSize( nAspect, aSz ); | |||
634 | } | |||
635 | ||||
636 | mpViewShell->ActivateObject(pObj, embed::EmbedVerbs::MS_OLEVERB_SHOW); | |||
637 | } | |||
638 | ||||
639 | Size aVisSizePixel = mpWindow->GetOutputSizePixel(); | |||
640 | ::tools::Rectangle aVisAreaWin = mpWindow->PixelToLogic( ::tools::Rectangle( Point(0,0), aVisSizePixel) ); | |||
641 | mpViewShell->VisAreaChanged(aVisAreaWin); | |||
642 | mpDocSh->SetVisArea(aVisAreaWin); | |||
643 | } | |||
644 | } | |||
645 | } | |||
646 | } | |||
647 | catch (uno::Exception&) | |||
648 | { | |||
649 | // For some reason the object can not be inserted. For example | |||
650 | // because it is password protected and is not properly unlocked. | |||
651 | } | |||
652 | } | |||
653 | } | |||
654 | ||||
655 | FuInsertAVMedia::FuInsertAVMedia( | |||
656 | ViewShell* pViewSh, | |||
657 | ::sd::Window* pWin, | |||
658 | ::sd::View* pView, | |||
659 | SdDrawDocument* pDoc, | |||
660 | SfxRequest& rReq) | |||
661 | : FuPoor(pViewSh, pWin, pView, pDoc, rReq) | |||
662 | { | |||
663 | } | |||
664 | ||||
665 | rtl::Reference<FuPoor> FuInsertAVMedia::Create( ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument* pDoc, SfxRequest& rReq ) | |||
666 | { | |||
667 | rtl::Reference<FuPoor> xFunc( new FuInsertAVMedia( pViewSh, pWin, pView, pDoc, rReq ) ); | |||
668 | xFunc->DoExecute(rReq); | |||
669 | return xFunc; | |||
670 | } | |||
671 | ||||
672 | void FuInsertAVMedia::DoExecute( SfxRequest& rReq ) | |||
673 | { | |||
674 | #if HAVE_FEATURE_AVMEDIA1 | |||
675 | OUString aURL; | |||
676 | const SfxItemSet* pReqArgs = rReq.GetArgs(); | |||
677 | bool bAPI = false; | |||
678 | ||||
679 | if( pReqArgs ) | |||
680 | { | |||
681 | const SfxStringItem* pStringItem = dynamic_cast<const SfxStringItem*>( &pReqArgs->Get( rReq.GetSlot() ) ); | |||
682 | ||||
683 | if( pStringItem ) | |||
684 | { | |||
685 | aURL = pStringItem->GetValue(); | |||
686 | bAPI = !aURL.isEmpty(); | |||
687 | } | |||
688 | } | |||
689 | ||||
690 | bool bLink(true); | |||
691 | if (!(bAPI | |||
692 | || ::avmedia::MediaWindow::executeMediaURLDialog(mpWindow ? mpWindow->GetFrameWeld() : nullptr, aURL, & bLink) | |||
693 | )) | |||
694 | return; | |||
695 | ||||
696 | Size aPrefSize; | |||
697 | ||||
698 | if( mpWindow ) | |||
699 | mpWindow->EnterWait(); | |||
700 | ||||
701 | if( !::avmedia::MediaWindow::isMediaURL( aURL, "", true, &aPrefSize ) ) | |||
702 | { | |||
703 | if( mpWindow ) | |||
704 | mpWindow->LeaveWait(); | |||
705 | ||||
706 | if( !bAPI ) | |||
707 | ::avmedia::MediaWindow::executeFormatErrorBox(mpWindow->GetFrameWeld()); | |||
708 | } | |||
709 | else | |||
710 | { | |||
711 | Point aPos; | |||
712 | Size aSize; | |||
713 | sal_Int8 nAction = DND_ACTION_COPYcss::datatransfer::dnd::DNDConstants::ACTION_COPY; | |||
714 | ||||
715 | if( aPrefSize.Width() && aPrefSize.Height() ) | |||
716 | { | |||
717 | if( mpWindow ) | |||
718 | aSize = mpWindow->PixelToLogic(aPrefSize, MapMode(MapUnit::Map100thMM)); | |||
719 | else | |||
720 | aSize = Application::GetDefaultDevice()->PixelToLogic(aPrefSize, MapMode(MapUnit::Map100thMM)); | |||
721 | } | |||
722 | else | |||
723 | aSize = Size( 5000, 5000 ); | |||
724 | ||||
725 | if( mpWindow ) | |||
726 | { | |||
727 | aPos = mpWindow->PixelToLogic( ::tools::Rectangle( aPos, mpWindow->GetOutputSizePixel() ).Center() ); | |||
728 | aPos.AdjustX( -(aSize.Width() >> 1) ); | |||
729 | aPos.AdjustY( -(aSize.Height() >> 1) ); | |||
730 | } | |||
731 | ||||
732 | mpView->InsertMediaURL( aURL, nAction, aPos, aSize, bLink ) ; | |||
733 | ||||
734 | if( mpWindow ) | |||
735 | mpWindow->LeaveWait(); | |||
736 | } | |||
737 | #else | |||
738 | (void)rReq; | |||
739 | #endif | |||
740 | } | |||
741 | ||||
742 | } // end of namespace sd | |||
743 | ||||
744 | /* 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 |