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 <tools/time.hxx> | ||||||||
21 | #include <sal/log.hxx> | ||||||||
22 | #include <vcl/accel.hxx> | ||||||||
23 | #include <vcl/event.hxx> | ||||||||
24 | #include <vcl/floatwin.hxx> | ||||||||
25 | #include <vcl/dockwin.hxx> | ||||||||
26 | #include <vcl/layout.hxx> | ||||||||
27 | #include <vcl/svapp.hxx> | ||||||||
28 | #include <vcl/timer.hxx> | ||||||||
29 | #include <vcl/idle.hxx> | ||||||||
30 | #include <vcl/settings.hxx> | ||||||||
31 | |||||||||
32 | #include <svdata.hxx> | ||||||||
33 | #include <window.h> | ||||||||
34 | #include <brdwin.hxx> | ||||||||
35 | |||||||||
36 | #define DOCKWIN_FLOATSTYLES(WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE | WB_ROLLABLE ) (WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE | WB_ROLLABLE ) | ||||||||
37 | |||||||||
38 | class DockingWindow::ImplData | ||||||||
39 | { | ||||||||
40 | public: | ||||||||
41 | ImplData(); | ||||||||
42 | |||||||||
43 | VclPtr<vcl::Window> mpParent; | ||||||||
44 | Size maMaxOutSize; | ||||||||
45 | }; | ||||||||
46 | |||||||||
47 | DockingWindow::ImplData::ImplData() | ||||||||
48 | { | ||||||||
49 | mpParent = nullptr; | ||||||||
50 | maMaxOutSize = Size( SHRT_MAX32767, SHRT_MAX32767 ); | ||||||||
51 | } | ||||||||
52 | |||||||||
53 | namespace { | ||||||||
54 | |||||||||
55 | class ImplDockFloatWin : public FloatingWindow | ||||||||
56 | { | ||||||||
57 | private: | ||||||||
58 | VclPtr<DockingWindow> mpDockWin; | ||||||||
59 | sal_uInt64 mnLastTicks; | ||||||||
60 | Idle maDockIdle; | ||||||||
61 | Point maDockPos; | ||||||||
62 | tools::Rectangle maDockRect; | ||||||||
63 | bool mbInMove; | ||||||||
64 | ImplSVEvent * mnLastUserEvent; | ||||||||
65 | |||||||||
66 | DECL_LINK(DockingHdl, void *, void)static void LinkStubDockingHdl(void *, void *); void DockingHdl (void *); | ||||||||
67 | DECL_LINK(DockTimerHdl, Timer *, void)static void LinkStubDockTimerHdl(void *, Timer *); void DockTimerHdl (Timer *); | ||||||||
68 | public: | ||||||||
69 | ImplDockFloatWin( vcl::Window* pParent, WinBits nWinBits, | ||||||||
70 | DockingWindow* pDockingWin ); | ||||||||
71 | virtual ~ImplDockFloatWin() override; | ||||||||
72 | virtual void dispose() override; | ||||||||
73 | |||||||||
74 | virtual void Move() override; | ||||||||
75 | virtual void Resize() override; | ||||||||
76 | virtual void Resizing( Size& rSize ) override; | ||||||||
77 | virtual bool Close() override; | ||||||||
78 | }; | ||||||||
79 | |||||||||
80 | } | ||||||||
81 | |||||||||
82 | ImplDockFloatWin::ImplDockFloatWin( vcl::Window* pParent, WinBits nWinBits, | ||||||||
83 | DockingWindow* pDockingWin ) : | ||||||||
84 | FloatingWindow( pParent, nWinBits ), | ||||||||
85 | mpDockWin( pDockingWin ), | ||||||||
86 | mnLastTicks( tools::Time::GetSystemTicks() ), | ||||||||
87 | mbInMove( false ), | ||||||||
88 | mnLastUserEvent( nullptr ) | ||||||||
89 | { | ||||||||
90 | // copy settings of DockingWindow | ||||||||
91 | if ( pDockingWin ) | ||||||||
92 | { | ||||||||
93 | SetSettings( pDockingWin->GetSettings() ); | ||||||||
94 | Enable( pDockingWin->IsEnabled(), false ); | ||||||||
95 | EnableInput( pDockingWin->IsInputEnabled(), false ); | ||||||||
96 | AlwaysEnableInput( pDockingWin->IsAlwaysEnableInput(), false ); | ||||||||
97 | EnableAlwaysOnTop( pDockingWin->IsAlwaysOnTopEnabled() ); | ||||||||
98 | SetActivateMode( pDockingWin->GetActivateMode() ); | ||||||||
99 | } | ||||||||
100 | |||||||||
101 | SetBackground(); | ||||||||
102 | |||||||||
103 | maDockIdle.SetInvokeHandler( LINK( this, ImplDockFloatWin, DockTimerHdl )::tools::detail::makeLink( ::tools::detail::castTo<ImplDockFloatWin *>(this), &ImplDockFloatWin::LinkStubDockTimerHdl) ); | ||||||||
104 | maDockIdle.SetPriority( TaskPriority::HIGH_IDLE ); | ||||||||
105 | maDockIdle.SetDebugName( "vcl::ImplDockFloatWin maDockIdle" ); | ||||||||
106 | } | ||||||||
107 | |||||||||
108 | ImplDockFloatWin::~ImplDockFloatWin() | ||||||||
109 | { | ||||||||
110 | disposeOnce(); | ||||||||
111 | } | ||||||||
112 | |||||||||
113 | void ImplDockFloatWin::dispose() | ||||||||
114 | { | ||||||||
115 | if( mnLastUserEvent ) | ||||||||
116 | Application::RemoveUserEvent( mnLastUserEvent ); | ||||||||
117 | |||||||||
118 | disposeBuilder(); | ||||||||
119 | |||||||||
120 | mpDockWin.clear(); | ||||||||
121 | FloatingWindow::dispose(); | ||||||||
122 | } | ||||||||
123 | |||||||||
124 | IMPL_LINK_NOARG(ImplDockFloatWin, DockTimerHdl, Timer *, void)void ImplDockFloatWin::LinkStubDockTimerHdl(void * instance, Timer * data) { return static_cast<ImplDockFloatWin *>(instance )->DockTimerHdl(data); } void ImplDockFloatWin::DockTimerHdl (__attribute__ ((unused)) Timer *) | ||||||||
125 | { | ||||||||
126 | SAL_WARN_IF( !mpDockWin->IsFloatingMode(), "vcl", "docktimer called but not floating" )do { if (true && (!mpDockWin->IsFloatingMode())) { switch (sal_detail_log_report(::SAL_DETAIL_LOG_LEVEL_WARN, "vcl" )) { case SAL_DETAIL_LOG_ACTION_IGNORE: break; case SAL_DETAIL_LOG_ACTION_LOG : if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart () << "docktimer called but not floating") == 1) { ::sal_detail_log ( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "126" ": "), ::sal::detail::unwrapStream( ::sal::detail:: StreamStart() << "docktimer called but not floating"), 0 ); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream << "docktimer called but not floating"; ::sal::detail:: log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "126" ": "), sal_detail_stream, 0); }; break; case SAL_DETAIL_LOG_ACTION_FATAL : if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart () << "docktimer called but not floating") == 1) { ::sal_detail_log ( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "126" ": "), ::sal::detail::unwrapStream( ::sal::detail:: StreamStart() << "docktimer called but not floating"), 0 ); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream << "docktimer called but not floating"; ::sal::detail:: log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "126" ": "), sal_detail_stream, 0); }; std::abort(); break ; } } } while (false); | ||||||||
127 | |||||||||
128 | maDockIdle.Stop(); | ||||||||
129 | PointerState aState = GetPointerState(); | ||||||||
130 | |||||||||
131 | if( aState.mnState & KEY_MOD1 ) | ||||||||
132 | { | ||||||||
133 | // i43499 CTRL disables docking now | ||||||||
134 | mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking(); | ||||||||
135 | mpDockWin->EndDocking( maDockRect, true ); | ||||||||
136 | if( aState.mnState & ( MOUSE_LEFT(sal_uInt16(0x0001)) | MOUSE_MIDDLE(sal_uInt16(0x0002)) | MOUSE_RIGHT(sal_uInt16(0x0004)) ) ) | ||||||||
137 | maDockIdle.Start(); | ||||||||
138 | } | ||||||||
139 | else if( ! ( aState.mnState & ( MOUSE_LEFT(sal_uInt16(0x0001)) | MOUSE_MIDDLE(sal_uInt16(0x0002)) | MOUSE_RIGHT(sal_uInt16(0x0004)) ) ) ) | ||||||||
140 | { | ||||||||
141 | mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking(); | ||||||||
142 | mpDockWin->EndDocking( maDockRect, false ); | ||||||||
143 | } | ||||||||
144 | else | ||||||||
145 | { | ||||||||
146 | mpDockWin->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Big | ShowTrackFlags::TrackWindow ); | ||||||||
147 | maDockIdle.Start(); | ||||||||
148 | } | ||||||||
149 | } | ||||||||
150 | |||||||||
151 | IMPL_LINK_NOARG(ImplDockFloatWin, DockingHdl, void*, void)void ImplDockFloatWin::LinkStubDockingHdl(void * instance, void * data) { return static_cast<ImplDockFloatWin *>(instance )->DockingHdl(data); } void ImplDockFloatWin::DockingHdl(__attribute__ ((unused)) void*) | ||||||||
152 | { | ||||||||
153 | PointerState aState = mpDockWin->GetParent()->GetPointerState(); | ||||||||
154 | |||||||||
155 | mnLastUserEvent = nullptr; | ||||||||
156 | if( mpDockWin->IsDockable() && | ||||||||
157 | (tools::Time::GetSystemTicks() - mnLastTicks > 500) && | ||||||||
158 | ( aState.mnState & ( MOUSE_LEFT(sal_uInt16(0x0001)) | MOUSE_MIDDLE(sal_uInt16(0x0002)) | MOUSE_RIGHT(sal_uInt16(0x0004)) ) ) && | ||||||||
159 | !(aState.mnState & KEY_MOD1) ) // i43499 CTRL disables docking now | ||||||||
160 | { | ||||||||
161 | maDockPos = mpDockWin->GetParent()->AbsoluteScreenToOutputPixel( OutputToAbsoluteScreenPixel( Point() ) ); | ||||||||
162 | maDockPos = mpDockWin->GetParent()->OutputToScreenPixel( maDockPos ); // sfx expects screen coordinates | ||||||||
163 | |||||||||
164 | if( ! mpDockWin->IsDocking() ) | ||||||||
165 | mpDockWin->StartDocking(); | ||||||||
166 | maDockRect = tools::Rectangle( maDockPos, mpDockWin->GetSizePixel() ); | ||||||||
167 | |||||||||
168 | // mouse pos also in screen pixels | ||||||||
169 | Point aMousePos = mpDockWin->GetParent()->OutputToScreenPixel( aState.maPos ); | ||||||||
170 | |||||||||
171 | bool bFloatMode = mpDockWin->Docking( aMousePos, maDockRect ); | ||||||||
172 | if( ! bFloatMode ) | ||||||||
173 | { | ||||||||
174 | mpDockWin->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Object | ShowTrackFlags::TrackWindow ); | ||||||||
175 | DockTimerHdl( nullptr ); | ||||||||
176 | } | ||||||||
177 | else | ||||||||
178 | { | ||||||||
179 | mpDockWin->GetParent()->ImplGetFrameWindow()->HideTracking(); | ||||||||
180 | maDockIdle.Stop(); | ||||||||
181 | mpDockWin->EndDocking( maDockRect, true ); | ||||||||
182 | } | ||||||||
183 | } | ||||||||
184 | mbInMove = false; | ||||||||
185 | } | ||||||||
186 | |||||||||
187 | void ImplDockFloatWin::Move() | ||||||||
188 | { | ||||||||
189 | if( mbInMove ) | ||||||||
190 | return; | ||||||||
191 | |||||||||
192 | mbInMove = true; | ||||||||
193 | FloatingWindow::Move(); | ||||||||
194 | mpDockWin->Move(); | ||||||||
195 | |||||||||
196 | /* | ||||||||
197 | * note: the window should only dock if | ||||||||
198 | * the user releases all mouse buttons. The real problem here | ||||||||
199 | * is that we don't get mouse events (at least not on X) | ||||||||
200 | * if the mouse is on the decoration. So we have to start an | ||||||||
201 | * awkward timer based process that polls the modifier/buttons | ||||||||
202 | * to see whether they are in the right condition shortly after the | ||||||||
203 | * last Move message. | ||||||||
204 | */ | ||||||||
205 | if( ! mnLastUserEvent ) | ||||||||
206 | mnLastUserEvent = Application::PostUserEvent( LINK( this, ImplDockFloatWin, DockingHdl )::tools::detail::makeLink( ::tools::detail::castTo<ImplDockFloatWin *>(this), &ImplDockFloatWin::LinkStubDockingHdl), nullptr, true ); | ||||||||
207 | } | ||||||||
208 | |||||||||
209 | void ImplDockFloatWin::Resize() | ||||||||
210 | { | ||||||||
211 | FloatingWindow::Resize(); | ||||||||
212 | Size aSize( GetSizePixel() ); | ||||||||
213 | mpDockWin->ImplPosSizeWindow( 0, 0, aSize.Width(), aSize.Height(), PosSizeFlags::PosSize ); | ||||||||
214 | } | ||||||||
215 | |||||||||
216 | void ImplDockFloatWin::Resizing( Size& rSize ) | ||||||||
217 | { | ||||||||
218 | FloatingWindow::Resizing( rSize ); | ||||||||
219 | mpDockWin->Resizing( rSize ); | ||||||||
220 | } | ||||||||
221 | |||||||||
222 | bool ImplDockFloatWin::Close() | ||||||||
223 | { | ||||||||
224 | return mpDockWin->Close(); | ||||||||
225 | } | ||||||||
226 | |||||||||
227 | void DockingWindow::ImplStartDocking( const Point& rPos ) | ||||||||
228 | { | ||||||||
229 | if ( !mbDockable
| ||||||||
230 | return; | ||||||||
231 | |||||||||
232 | maMouseOff = rPos; | ||||||||
233 | mbDocking = true; | ||||||||
234 | mbLastFloatMode = IsFloatingMode(); | ||||||||
235 | mbStartFloat = mbLastFloatMode; | ||||||||
236 | |||||||||
237 | // calculate FloatingBorder | ||||||||
238 | VclPtr<FloatingWindow> pWin; | ||||||||
239 | if ( mpFloatWin ) | ||||||||
240 | pWin = mpFloatWin; | ||||||||
241 | else | ||||||||
242 | pWin = VclPtr<ImplDockFloatWin>::Create( mpImplData->mpParent, mnFloatBits, nullptr ); | ||||||||
243 | pWin->GetBorder( mnDockLeft, mnDockTop, mnDockRight, mnDockBottom ); | ||||||||
244 | if ( !mpFloatWin ) | ||||||||
245 | pWin.disposeAndClear(); | ||||||||
246 | |||||||||
247 | Point aPos = ImplOutputToFrame( Point() ); | ||||||||
248 | Size aSize = Window::GetOutputSizePixel(); | ||||||||
249 | mnTrackX = aPos.X(); | ||||||||
250 | mnTrackY = aPos.Y(); | ||||||||
251 | mnTrackWidth = aSize.Width(); | ||||||||
252 | mnTrackHeight = aSize.Height(); | ||||||||
253 | |||||||||
254 | if ( mbLastFloatMode ) | ||||||||
255 | { | ||||||||
256 | maMouseOff.AdjustX(mnDockLeft ); | ||||||||
257 | maMouseOff.AdjustY(mnDockTop ); | ||||||||
258 | mnTrackX -= mnDockLeft; | ||||||||
259 | mnTrackY -= mnDockTop; | ||||||||
260 | mnTrackWidth += mnDockLeft+mnDockRight; | ||||||||
261 | mnTrackHeight += mnDockTop+mnDockBottom; | ||||||||
262 | } | ||||||||
263 | |||||||||
264 | if ( GetSettings().GetStyleSettings().GetDragFullOptions() & DragFullOptions::Docking && | ||||||||
265 | !( mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ) ) // no full drag when migrating to system window | ||||||||
266 | mbDragFull = true; | ||||||||
267 | else | ||||||||
268 | { | ||||||||
269 | StartDocking(); | ||||||||
270 | mbDragFull = false; | ||||||||
271 | ImplUpdateAll(); | ||||||||
272 | ImplGetFrameWindow()->ImplUpdateAll(); | ||||||||
273 | } | ||||||||
274 | |||||||||
275 | StartTracking( StartTrackingFlags::KeyMod ); | ||||||||
276 | } | ||||||||
277 | |||||||||
278 | void DockingWindow::ImplInitDockingWindowData() | ||||||||
279 | { | ||||||||
280 | mpWindowImpl->mbDockWin = true; | ||||||||
281 | mpFloatWin = nullptr; | ||||||||
282 | mpOldBorderWin = nullptr; | ||||||||
283 | mpImplData.reset(new ImplData); | ||||||||
284 | mnTrackX = 0; | ||||||||
285 | mnTrackY = 0; | ||||||||
286 | mnTrackWidth = 0; | ||||||||
287 | mnTrackHeight = 0; | ||||||||
288 | mnDockLeft = 0; | ||||||||
289 | mnDockTop = 0; | ||||||||
290 | mnDockRight = 0; | ||||||||
291 | mnDockBottom = 0; | ||||||||
292 | mnFloatBits = 0; | ||||||||
293 | mbDockCanceled = false; | ||||||||
294 | mbDockable = false; | ||||||||
295 | mbDocking = false; | ||||||||
296 | mbDragFull = false; | ||||||||
297 | mbLastFloatMode = false; | ||||||||
298 | mbStartFloat = false; | ||||||||
299 | mbRollUp = false; | ||||||||
300 | mbDockBtn = false; | ||||||||
301 | mbHideBtn = false; | ||||||||
302 | mbIsDeferredInit = false; | ||||||||
303 | mbIsCalculatingInitialLayoutSize = false; | ||||||||
304 | mpDialogParent = nullptr; | ||||||||
305 | |||||||||
306 | //To-Do, reuse maResizeTimer | ||||||||
307 | maLayoutIdle.SetPriority(TaskPriority::RESIZE); | ||||||||
308 | maLayoutIdle.SetInvokeHandler( LINK( this, DockingWindow, ImplHandleLayoutTimerHdl )::tools::detail::makeLink( ::tools::detail::castTo<DockingWindow *>(this), &DockingWindow::LinkStubImplHandleLayoutTimerHdl ) ); | ||||||||
309 | maLayoutIdle.SetDebugName( "vcl::DockingWindow maLayoutIdle" ); | ||||||||
310 | } | ||||||||
311 | |||||||||
312 | void DockingWindow::ImplInit( vcl::Window* pParent, WinBits nStyle ) | ||||||||
313 | { | ||||||||
314 | if ( !(nStyle & WB_NODIALOGCONTROL) ) | ||||||||
315 | nStyle |= WB_DIALOGCONTROL; | ||||||||
316 | |||||||||
317 | mpImplData->mpParent = pParent; | ||||||||
318 | mbDockable = (nStyle & WB_DOCKABLE) != 0; | ||||||||
319 | mnFloatBits = WB_BORDER | (nStyle & DOCKWIN_FLOATSTYLES(WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE | WB_ROLLABLE )); | ||||||||
320 | nStyle &= ~(DOCKWIN_FLOATSTYLES(WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE | WB_ROLLABLE ) | WB_BORDER); | ||||||||
321 | |||||||||
322 | Window::ImplInit( pParent, nStyle, nullptr ); | ||||||||
323 | |||||||||
324 | ImplInitSettings(); | ||||||||
325 | } | ||||||||
326 | |||||||||
327 | void DockingWindow::ImplInitSettings() | ||||||||
328 | { | ||||||||
329 | // Hack: to be able to build DockingWindows w/o background before switching | ||||||||
330 | // TODO: Hack | ||||||||
331 | if ( !IsBackground() ) | ||||||||
332 | return; | ||||||||
333 | |||||||||
334 | const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings(); | ||||||||
335 | |||||||||
336 | Color aColor; | ||||||||
337 | if ( IsControlBackground() ) | ||||||||
338 | aColor = GetControlBackground(); | ||||||||
339 | else if ( Window::GetStyle() & WB_3DLOOK ) | ||||||||
340 | aColor = rStyleSettings.GetFaceColor(); | ||||||||
341 | else | ||||||||
342 | aColor = rStyleSettings.GetWindowColor(); | ||||||||
343 | SetBackground( aColor ); | ||||||||
344 | } | ||||||||
345 | |||||||||
346 | DockingWindow::DockingWindow( WindowType nType ) : | ||||||||
347 | Window(nType) | ||||||||
348 | { | ||||||||
349 | ImplInitDockingWindowData(); | ||||||||
350 | } | ||||||||
351 | |||||||||
352 | DockingWindow::DockingWindow( vcl::Window* pParent, WinBits nStyle ) : | ||||||||
353 | Window( WindowType::DOCKINGWINDOW ) | ||||||||
354 | { | ||||||||
355 | ImplInitDockingWindowData(); | ||||||||
356 | ImplInit( pParent, nStyle ); | ||||||||
357 | } | ||||||||
358 | |||||||||
359 | //Find the real parent stashed in mpDialogParent. | ||||||||
360 | void DockingWindow::doDeferredInit(WinBits nBits) | ||||||||
361 | { | ||||||||
362 | vcl::Window *pParent = mpDialogParent; | ||||||||
363 | mpDialogParent = nullptr; | ||||||||
364 | ImplInit(pParent, nBits); | ||||||||
365 | mbIsDeferredInit = false; | ||||||||
366 | } | ||||||||
367 | |||||||||
368 | void DockingWindow::loadUI(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription, | ||||||||
369 | const css::uno::Reference<css::frame::XFrame> &rFrame) | ||||||||
370 | { | ||||||||
371 | mbIsDeferredInit = true; | ||||||||
372 | mpDialogParent = pParent; //should be unset in doDeferredInit | ||||||||
373 | m_pUIBuilder.reset( new VclBuilder(this, AllSettings::GetUIRootDir(), rUIXMLDescription, rID, rFrame) ); | ||||||||
374 | } | ||||||||
375 | |||||||||
376 | DockingWindow::DockingWindow(vcl::Window* pParent, const OString& rID, | ||||||||
377 | const OUString& rUIXMLDescription, const css::uno::Reference<css::frame::XFrame> &rFrame) | ||||||||
378 | : Window(WindowType::DOCKINGWINDOW) | ||||||||
379 | { | ||||||||
380 | ImplInitDockingWindowData(); | ||||||||
381 | |||||||||
382 | loadUI(pParent, rID, rUIXMLDescription, rFrame); | ||||||||
383 | } | ||||||||
384 | |||||||||
385 | DockingWindow::~DockingWindow() | ||||||||
386 | { | ||||||||
387 | disposeOnce(); | ||||||||
388 | } | ||||||||
389 | |||||||||
390 | void DockingWindow::dispose() | ||||||||
391 | { | ||||||||
392 | if ( IsFloatingMode() ) | ||||||||
393 | { | ||||||||
394 | Show( false, ShowFlags::NoFocusChange ); | ||||||||
395 | SetFloatingMode(false); | ||||||||
396 | } | ||||||||
397 | mpImplData.reset(); | ||||||||
398 | mpFloatWin.clear(); | ||||||||
399 | mpOldBorderWin.clear(); | ||||||||
400 | mpDialogParent.clear(); | ||||||||
401 | disposeBuilder(); | ||||||||
402 | Window::dispose(); | ||||||||
403 | } | ||||||||
404 | |||||||||
405 | void DockingWindow::Tracking( const TrackingEvent& rTEvt ) | ||||||||
406 | { | ||||||||
407 | if( GetDockingManager()->IsDockable( this ) ) // new docking interface | ||||||||
408 | return Window::Tracking( rTEvt ); | ||||||||
409 | |||||||||
410 | if ( !mbDocking ) | ||||||||
411 | return; | ||||||||
412 | |||||||||
413 | if ( rTEvt.IsTrackingEnded() ) | ||||||||
414 | { | ||||||||
415 | mbDocking = false; | ||||||||
416 | if ( mbDragFull ) | ||||||||
417 | { | ||||||||
418 | // reset old state on Cancel | ||||||||
419 | if ( rTEvt.IsTrackingCanceled() ) | ||||||||
420 | { | ||||||||
421 | StartDocking(); | ||||||||
422 | tools::Rectangle aRect( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ); | ||||||||
423 | EndDocking( aRect, mbStartFloat ); | ||||||||
424 | } | ||||||||
425 | } | ||||||||
426 | else | ||||||||
427 | { | ||||||||
428 | HideTracking(); | ||||||||
429 | if ( rTEvt.IsTrackingCanceled() ) | ||||||||
430 | { | ||||||||
431 | mbDockCanceled = true; | ||||||||
432 | EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode ); | ||||||||
433 | mbDockCanceled = false; | ||||||||
434 | } | ||||||||
435 | else | ||||||||
436 | EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode ); | ||||||||
437 | } | ||||||||
438 | } | ||||||||
439 | // dock only for non-synthetic MouseEvents | ||||||||
440 | else if ( !rTEvt.GetMouseEvent().IsSynthetic() || rTEvt.GetMouseEvent().IsModifierChanged() ) | ||||||||
441 | { | ||||||||
442 | Point aMousePos = rTEvt.GetMouseEvent().GetPosPixel(); | ||||||||
443 | Point aFrameMousePos = ImplOutputToFrame( aMousePos ); | ||||||||
444 | Size aFrameSize = mpWindowImpl->mpFrameWindow->GetOutputSizePixel(); | ||||||||
445 | if ( aFrameMousePos.X() < 0 ) | ||||||||
446 | aFrameMousePos.setX( 0 ); | ||||||||
447 | if ( aFrameMousePos.Y() < 0 ) | ||||||||
448 | aFrameMousePos.setY( 0 ); | ||||||||
449 | if ( aFrameMousePos.X() > aFrameSize.Width()-1 ) | ||||||||
450 | aFrameMousePos.setX( aFrameSize.Width()-1 ); | ||||||||
451 | if ( aFrameMousePos.Y() > aFrameSize.Height()-1 ) | ||||||||
452 | aFrameMousePos.setY( aFrameSize.Height()-1 ); | ||||||||
453 | aMousePos = ImplFrameToOutput( aFrameMousePos ); | ||||||||
454 | aMousePos.AdjustX( -(maMouseOff.X()) ); | ||||||||
455 | aMousePos.AdjustY( -(maMouseOff.Y()) ); | ||||||||
456 | Point aFramePos = ImplOutputToFrame( aMousePos ); | ||||||||
457 | tools::Rectangle aTrackRect( aFramePos, Size( mnTrackWidth, mnTrackHeight ) ); | ||||||||
458 | tools::Rectangle aCompRect = aTrackRect; | ||||||||
459 | aFramePos.AdjustX(maMouseOff.X() ); | ||||||||
460 | aFramePos.AdjustY(maMouseOff.Y() ); | ||||||||
461 | if ( mbDragFull ) | ||||||||
462 | StartDocking(); | ||||||||
463 | bool bFloatMode = Docking( aFramePos, aTrackRect ); | ||||||||
464 | if ( mbLastFloatMode != bFloatMode ) | ||||||||
465 | { | ||||||||
466 | if ( bFloatMode ) | ||||||||
467 | { | ||||||||
468 | aTrackRect.AdjustLeft( -mnDockLeft ); | ||||||||
469 | aTrackRect.AdjustTop( -mnDockTop ); | ||||||||
470 | aTrackRect.AdjustRight(mnDockRight ); | ||||||||
471 | aTrackRect.AdjustBottom(mnDockBottom ); | ||||||||
472 | } | ||||||||
473 | else | ||||||||
474 | { | ||||||||
475 | if ( aCompRect == aTrackRect ) | ||||||||
476 | { | ||||||||
477 | aTrackRect.AdjustLeft(mnDockLeft ); | ||||||||
478 | aTrackRect.AdjustTop(mnDockTop ); | ||||||||
479 | aTrackRect.AdjustRight( -mnDockRight ); | ||||||||
480 | aTrackRect.AdjustBottom( -mnDockBottom ); | ||||||||
481 | } | ||||||||
482 | } | ||||||||
483 | mbLastFloatMode = bFloatMode; | ||||||||
484 | } | ||||||||
485 | if ( mbDragFull ) | ||||||||
486 | { | ||||||||
487 | Point aOldPos = OutputToScreenPixel( Point() ); | ||||||||
488 | EndDocking( aTrackRect, mbLastFloatMode ); | ||||||||
489 | // repaint if state or position has changed | ||||||||
490 | if ( aOldPos != OutputToScreenPixel( Point() ) ) | ||||||||
491 | { | ||||||||
492 | ImplUpdateAll(); | ||||||||
493 | ImplGetFrameWindow()->ImplUpdateAll(); | ||||||||
494 | } | ||||||||
495 | // EndDocking( aTrackRect, mbLastFloatMode ); | ||||||||
496 | } | ||||||||
497 | else | ||||||||
498 | { | ||||||||
499 | ShowTrackFlags nTrackStyle; | ||||||||
500 | if ( bFloatMode ) | ||||||||
501 | nTrackStyle = ShowTrackFlags::Big; | ||||||||
502 | else | ||||||||
503 | nTrackStyle = ShowTrackFlags::Object; | ||||||||
504 | tools::Rectangle aShowTrackRect = aTrackRect; | ||||||||
505 | aShowTrackRect.SetPos( ImplFrameToOutput( aShowTrackRect.TopLeft() ) ); | ||||||||
506 | ShowTracking( aShowTrackRect, nTrackStyle ); | ||||||||
507 | |||||||||
508 | // recalculate mouse offset, as the rectangle was changed | ||||||||
509 | maMouseOff.setX( aFramePos.X() - aTrackRect.Left() ); | ||||||||
510 | maMouseOff.setY( aFramePos.Y() - aTrackRect.Top() ); | ||||||||
511 | } | ||||||||
512 | |||||||||
513 | mnTrackX = aTrackRect.Left(); | ||||||||
514 | mnTrackY = aTrackRect.Top(); | ||||||||
515 | mnTrackWidth = aTrackRect.GetWidth(); | ||||||||
516 | mnTrackHeight = aTrackRect.GetHeight(); | ||||||||
517 | } | ||||||||
518 | } | ||||||||
519 | |||||||||
520 | bool DockingWindow::EventNotify( NotifyEvent& rNEvt ) | ||||||||
521 | { | ||||||||
522 | if( GetDockingManager()->IsDockable( this ) ) // new docking interface | ||||||||
| |||||||||
523 | return Window::EventNotify( rNEvt ); | ||||||||
524 | |||||||||
525 | if ( mbDockable ) | ||||||||
526 | { | ||||||||
527 | const bool bDockingSupportCrippled = !StyleSettings::GetDockingFloatsSupported(); | ||||||||
528 | |||||||||
529 | if ( rNEvt.GetType() == MouseNotifyEvent::MOUSEBUTTONDOWN ) | ||||||||
530 | { | ||||||||
531 | const MouseEvent* pMEvt = rNEvt.GetMouseEvent(); | ||||||||
532 | if ( pMEvt->IsLeft() ) | ||||||||
533 | { | ||||||||
534 | if (!bDockingSupportCrippled
| ||||||||
535 | { | ||||||||
536 | SetFloatingMode( !IsFloatingMode() ); | ||||||||
537 | if ( IsFloatingMode() ) | ||||||||
538 | ToTop( ToTopFlags::GrabFocusOnly ); | ||||||||
539 | return true; | ||||||||
540 | } | ||||||||
541 | else if ( pMEvt->GetClicks() == 1 ) | ||||||||
542 | { | ||||||||
543 | // check if window is floating standalone (IsFloating()) | ||||||||
544 | // or only partially floating and still docked with one border | ||||||||
545 | // ( !mpWindowImpl->mbFrame) | ||||||||
546 | if( ! IsFloatingMode() || ! mpFloatWin->mpWindowImpl->mbFrame ) | ||||||||
547 | { | ||||||||
548 | Point aPos = pMEvt->GetPosPixel(); | ||||||||
549 | vcl::Window* pWindow = rNEvt.GetWindow(); | ||||||||
550 | if ( pWindow != this ) | ||||||||
551 | { | ||||||||
552 | aPos = pWindow->OutputToScreenPixel( aPos ); | ||||||||
553 | aPos = ScreenToOutputPixel( aPos ); | ||||||||
554 | } | ||||||||
555 | ImplStartDocking( aPos ); | ||||||||
556 | } | ||||||||
557 | return true; | ||||||||
558 | } | ||||||||
559 | } | ||||||||
560 | } | ||||||||
561 | else if( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT ) | ||||||||
562 | { | ||||||||
563 | const vcl::KeyCode& rKey = rNEvt.GetKeyEvent()->GetKeyCode(); | ||||||||
564 | if( rKey.GetCode() == KEY_F10 && rKey.GetModifier() && | ||||||||
565 | rKey.IsShift() && rKey.IsMod1() && !bDockingSupportCrippled ) | ||||||||
566 | { | ||||||||
567 | SetFloatingMode( !IsFloatingMode() ); | ||||||||
568 | if ( IsFloatingMode() ) | ||||||||
569 | ToTop( ToTopFlags::GrabFocusOnly ); | ||||||||
570 | return true; | ||||||||
571 | } | ||||||||
572 | } | ||||||||
573 | } | ||||||||
574 | |||||||||
575 | return Window::EventNotify( rNEvt ); | ||||||||
576 | } | ||||||||
577 | |||||||||
578 | void DockingWindow::StartDocking() | ||||||||
579 | { | ||||||||
580 | mbDocking = true; | ||||||||
581 | } | ||||||||
582 | |||||||||
583 | bool DockingWindow::Docking( const Point&, tools::Rectangle& ) | ||||||||
584 | { | ||||||||
585 | return IsFloatingMode(); | ||||||||
586 | } | ||||||||
587 | |||||||||
588 | void DockingWindow::EndDocking( const tools::Rectangle& rRect, bool bFloatMode ) | ||||||||
589 | { | ||||||||
590 | bool bOrigDockCanceled = mbDockCanceled; | ||||||||
591 | if (bFloatMode && !StyleSettings::GetDockingFloatsSupported()) | ||||||||
592 | mbDockCanceled = true; | ||||||||
593 | |||||||||
594 | if ( !IsDockingCanceled() ) | ||||||||
595 | { | ||||||||
596 | if ( bFloatMode != IsFloatingMode() ) | ||||||||
597 | { | ||||||||
598 | SetFloatingMode( bFloatMode ); | ||||||||
599 | if ( IsFloatingMode() ) | ||||||||
600 | ToTop( ToTopFlags::GrabFocusOnly ); | ||||||||
601 | if ( bFloatMode && mpFloatWin ) | ||||||||
602 | mpFloatWin->SetPosSizePixel( rRect.TopLeft(), rRect.GetSize() ); | ||||||||
603 | } | ||||||||
604 | if ( !bFloatMode ) | ||||||||
605 | { | ||||||||
606 | Point aPos = rRect.TopLeft(); | ||||||||
607 | aPos = GetParent()->ScreenToOutputPixel( aPos ); | ||||||||
608 | Window::SetPosSizePixel( aPos, rRect.GetSize() ); | ||||||||
609 | } | ||||||||
610 | } | ||||||||
611 | mbDocking = false; | ||||||||
612 | mbDockCanceled = bOrigDockCanceled; | ||||||||
613 | } | ||||||||
614 | |||||||||
615 | bool DockingWindow::PrepareToggleFloatingMode() | ||||||||
616 | { | ||||||||
617 | return true; | ||||||||
618 | } | ||||||||
619 | |||||||||
620 | bool DockingWindow::Close() | ||||||||
621 | { | ||||||||
622 | VclPtr<vcl::Window> xWindow = this; | ||||||||
623 | CallEventListeners( VclEventId::WindowClose ); | ||||||||
624 | if ( xWindow->IsDisposed() ) | ||||||||
625 | return false; | ||||||||
626 | |||||||||
627 | if ( mpWindowImpl->mxWindowPeer.is() && IsCreatedWithToolkit() ) | ||||||||
628 | return false; | ||||||||
629 | |||||||||
630 | Show( false, ShowFlags::NoFocusChange ); | ||||||||
631 | return true; | ||||||||
632 | } | ||||||||
633 | |||||||||
634 | void DockingWindow::ToggleFloatingMode() | ||||||||
635 | { | ||||||||
636 | } | ||||||||
637 | |||||||||
638 | void DockingWindow::Resizing( Size& ) | ||||||||
639 | { | ||||||||
640 | } | ||||||||
641 | |||||||||
642 | void DockingWindow::DoInitialLayout() | ||||||||
643 | { | ||||||||
644 | if (GetSettings().GetStyleSettings().GetAutoMnemonic()) | ||||||||
645 | Accelerator::GenerateAutoMnemonicsOnHierarchy(this); | ||||||||
646 | |||||||||
647 | if (isLayoutEnabled()) | ||||||||
648 | { | ||||||||
649 | mbIsCalculatingInitialLayoutSize = true; | ||||||||
650 | setDeferredProperties(); | ||||||||
651 | if (IsFloatingMode()) | ||||||||
652 | setOptimalLayoutSize(); | ||||||||
653 | mbIsCalculatingInitialLayoutSize = false; | ||||||||
654 | } | ||||||||
655 | } | ||||||||
656 | |||||||||
657 | void DockingWindow::StateChanged( StateChangedType nType ) | ||||||||
658 | { | ||||||||
659 | switch(nType) | ||||||||
660 | { | ||||||||
661 | case StateChangedType::InitShow: | ||||||||
662 | DoInitialLayout(); | ||||||||
663 | break; | ||||||||
664 | |||||||||
665 | case StateChangedType::ControlBackground: | ||||||||
666 | ImplInitSettings(); | ||||||||
667 | Invalidate(); | ||||||||
668 | break; | ||||||||
669 | |||||||||
670 | case StateChangedType::Style: | ||||||||
671 | mbDockable = (GetStyle() & WB_DOCKABLE) != 0; | ||||||||
672 | break; | ||||||||
673 | |||||||||
674 | default: | ||||||||
675 | break; | ||||||||
676 | } | ||||||||
677 | |||||||||
678 | Window::StateChanged( nType ); | ||||||||
679 | } | ||||||||
680 | |||||||||
681 | void DockingWindow::DataChanged( const DataChangedEvent& rDCEvt ) | ||||||||
682 | { | ||||||||
683 | if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) && | ||||||||
684 | (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) ) | ||||||||
685 | { | ||||||||
686 | ImplInitSettings(); | ||||||||
687 | Invalidate(); | ||||||||
688 | } | ||||||||
689 | else | ||||||||
690 | Window::DataChanged( rDCEvt ); | ||||||||
691 | } | ||||||||
692 | |||||||||
693 | void DockingWindow::SetFloatingMode( bool bFloatMode ) | ||||||||
694 | { | ||||||||
695 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
696 | if( pWrapper ) | ||||||||
697 | { | ||||||||
698 | pWrapper->SetFloatingMode( bFloatMode ); | ||||||||
699 | return; | ||||||||
700 | } | ||||||||
701 | if ( IsFloatingMode() == bFloatMode ) | ||||||||
702 | return; | ||||||||
703 | |||||||||
704 | if ( !PrepareToggleFloatingMode() ) // changes to floating mode can be vetoed | ||||||||
705 | return; | ||||||||
706 | |||||||||
707 | bool bVisible = IsVisible(); | ||||||||
708 | |||||||||
709 | if ( bFloatMode ) | ||||||||
710 | { | ||||||||
711 | // set deferred properties early, so border width will end up | ||||||||
712 | // in our mpWindowImpl->mnBorderWidth, not in mpBorderWindow. | ||||||||
713 | // (see its usage in setPosSizeOnContainee and GetOptimalSize.) | ||||||||
714 | setDeferredProperties(); | ||||||||
715 | |||||||||
716 | Show( false, ShowFlags::NoFocusChange ); | ||||||||
717 | |||||||||
718 | maDockPos = Window::GetPosPixel(); | ||||||||
719 | |||||||||
720 | vcl::Window* pRealParent = mpWindowImpl->mpRealParent; | ||||||||
721 | mpOldBorderWin = mpWindowImpl->mpBorderWindow; | ||||||||
722 | |||||||||
723 | VclPtrInstance<ImplDockFloatWin> pWin( | ||||||||
724 | mpImplData->mpParent, | ||||||||
725 | mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ? mnFloatBits | WB_SYSTEMWINDOW : mnFloatBits, | ||||||||
726 | this ); | ||||||||
727 | mpFloatWin = pWin; | ||||||||
728 | mpWindowImpl->mpBorderWindow = nullptr; | ||||||||
729 | mpWindowImpl->mnLeftBorder = 0; | ||||||||
730 | mpWindowImpl->mnTopBorder = 0; | ||||||||
731 | mpWindowImpl->mnRightBorder = 0; | ||||||||
732 | mpWindowImpl->mnBottomBorder = 0; | ||||||||
733 | // if the parent gets destroyed, we also have to reset the parent of the BorderWindow | ||||||||
734 | if ( mpOldBorderWin ) | ||||||||
735 | mpOldBorderWin->SetParent( pWin ); | ||||||||
736 | |||||||||
737 | // #i123765# reset the buffered DropTargets when undocking, else it may not | ||||||||
738 | // be correctly initialized | ||||||||
739 | mpWindowImpl->mxDNDListenerContainer.clear(); | ||||||||
740 | |||||||||
741 | SetParent( pWin ); | ||||||||
742 | SetPosPixel( Point() ); | ||||||||
743 | mpWindowImpl->mpBorderWindow = pWin; | ||||||||
744 | pWin->mpWindowImpl->mpClientWindow = this; | ||||||||
745 | mpWindowImpl->mpRealParent = pRealParent; | ||||||||
746 | pWin->SetText( Window::GetText() ); | ||||||||
747 | Size aSize(Window::GetSizePixel()); | ||||||||
748 | pWin->SetOutputSizePixel(aSize); | ||||||||
749 | pWin->SetPosPixel( maFloatPos ); | ||||||||
750 | // pass on DockingData to FloatingWindow | ||||||||
751 | pWin->ShowTitleButton( TitleButton::Docking, mbDockBtn ); | ||||||||
752 | pWin->ShowTitleButton( TitleButton::Hide, mbHideBtn ); | ||||||||
753 | if ( mbRollUp ) | ||||||||
754 | pWin->RollUp(); | ||||||||
755 | else | ||||||||
756 | pWin->RollDown(); | ||||||||
757 | pWin->SetRollUpOutputSizePixel( maRollUpOutSize ); | ||||||||
758 | pWin->SetMinOutputSizePixel( maMinOutSize ); | ||||||||
759 | |||||||||
760 | pWin->SetMaxOutputSizePixel( mpImplData->maMaxOutSize ); | ||||||||
761 | |||||||||
762 | ToggleFloatingMode(); | ||||||||
763 | |||||||||
764 | if ( bVisible ) | ||||||||
765 | Show(); | ||||||||
766 | } | ||||||||
767 | else | ||||||||
768 | { | ||||||||
769 | Show( false, ShowFlags::NoFocusChange ); | ||||||||
770 | |||||||||
771 | // store FloatingData in FloatingWindow | ||||||||
772 | maFloatPos = mpFloatWin->GetPosPixel(); | ||||||||
773 | mbDockBtn = mpFloatWin->IsTitleButtonVisible( TitleButton::Docking ); | ||||||||
774 | mbHideBtn = mpFloatWin->IsTitleButtonVisible( TitleButton::Hide ); | ||||||||
775 | mbRollUp = mpFloatWin->IsRollUp(); | ||||||||
776 | maRollUpOutSize = mpFloatWin->GetRollUpOutputSizePixel(); | ||||||||
777 | maMinOutSize = mpFloatWin->GetMinOutputSizePixel(); | ||||||||
778 | mpImplData->maMaxOutSize = mpFloatWin->GetMaxOutputSizePixel(); | ||||||||
779 | |||||||||
780 | vcl::Window* pRealParent = mpWindowImpl->mpRealParent; | ||||||||
781 | mpWindowImpl->mpBorderWindow = nullptr; | ||||||||
782 | if ( mpOldBorderWin ) | ||||||||
783 | { | ||||||||
784 | SetParent( mpOldBorderWin ); | ||||||||
785 | static_cast<ImplBorderWindow*>(mpOldBorderWin.get())->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder ); | ||||||||
786 | mpOldBorderWin->Resize(); | ||||||||
787 | } | ||||||||
788 | mpWindowImpl->mpBorderWindow = mpOldBorderWin; | ||||||||
789 | SetParent( pRealParent ); | ||||||||
790 | mpWindowImpl->mpRealParent = pRealParent; | ||||||||
791 | mpFloatWin.disposeAndClear(); | ||||||||
792 | SetPosPixel( maDockPos ); | ||||||||
793 | |||||||||
794 | ToggleFloatingMode(); | ||||||||
795 | |||||||||
796 | if ( bVisible ) | ||||||||
797 | Show(); | ||||||||
798 | } | ||||||||
799 | } | ||||||||
800 | |||||||||
801 | void DockingWindow::SetFloatStyle( WinBits nStyle ) | ||||||||
802 | { | ||||||||
803 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
804 | if( pWrapper ) | ||||||||
805 | { | ||||||||
806 | pWrapper->SetFloatStyle( nStyle ); | ||||||||
807 | return; | ||||||||
808 | } | ||||||||
809 | |||||||||
810 | mnFloatBits = nStyle; | ||||||||
811 | } | ||||||||
812 | |||||||||
813 | WinBits DockingWindow::GetFloatStyle() const | ||||||||
814 | { | ||||||||
815 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
816 | if( pWrapper ) | ||||||||
817 | { | ||||||||
818 | return pWrapper->GetFloatStyle(); | ||||||||
819 | } | ||||||||
820 | |||||||||
821 | return mnFloatBits; | ||||||||
822 | } | ||||||||
823 | |||||||||
824 | void DockingWindow::setPosSizePixel( long nX, long nY, | ||||||||
825 | long nWidth, long nHeight, | ||||||||
826 | PosSizeFlags nFlags ) | ||||||||
827 | { | ||||||||
828 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
829 | if (pWrapper) | ||||||||
830 | { | ||||||||
831 | if (!pWrapper->mpFloatWin) | ||||||||
832 | Window::setPosSizePixel( nX, nY, nWidth, nHeight, nFlags ); | ||||||||
833 | } | ||||||||
834 | else | ||||||||
835 | { | ||||||||
836 | if (!mpFloatWin) | ||||||||
837 | Window::setPosSizePixel( nX, nY, nWidth, nHeight, nFlags ); | ||||||||
838 | else | ||||||||
839 | { | ||||||||
840 | mpFloatWin->SetOutputSizePixel(Size(nWidth, nHeight)); | ||||||||
841 | mpFloatWin->SetPosPixel(Point(nX, nY)); | ||||||||
842 | } | ||||||||
843 | } | ||||||||
844 | |||||||||
845 | if (::isLayoutEnabled(this)) | ||||||||
846 | setPosSizeOnContainee(); | ||||||||
847 | } | ||||||||
848 | |||||||||
849 | Point DockingWindow::GetPosPixel() const | ||||||||
850 | { | ||||||||
851 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
852 | if( pWrapper ) | ||||||||
853 | { | ||||||||
854 | if ( pWrapper->mpFloatWin ) | ||||||||
855 | return pWrapper->mpFloatWin->GetPosPixel(); | ||||||||
856 | else | ||||||||
857 | return Window::GetPosPixel(); | ||||||||
858 | } | ||||||||
859 | |||||||||
860 | if ( mpFloatWin ) | ||||||||
861 | return mpFloatWin->GetPosPixel(); | ||||||||
862 | else | ||||||||
863 | return Window::GetPosPixel(); | ||||||||
864 | } | ||||||||
865 | |||||||||
866 | Size DockingWindow::GetSizePixel() const | ||||||||
867 | { | ||||||||
868 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
869 | if( pWrapper ) | ||||||||
870 | { | ||||||||
871 | if ( pWrapper->mpFloatWin ) | ||||||||
872 | return pWrapper->mpFloatWin->GetSizePixel(); | ||||||||
873 | else | ||||||||
874 | return Window::GetSizePixel(); | ||||||||
875 | } | ||||||||
876 | |||||||||
877 | if ( mpFloatWin ) | ||||||||
878 | return mpFloatWin->GetSizePixel(); | ||||||||
879 | else | ||||||||
880 | return Window::GetSizePixel(); | ||||||||
881 | } | ||||||||
882 | |||||||||
883 | void DockingWindow::SetOutputSizePixel( const Size& rNewSize ) | ||||||||
884 | { | ||||||||
885 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
886 | if( pWrapper ) | ||||||||
887 | { | ||||||||
888 | if ( pWrapper->mpFloatWin ) | ||||||||
889 | pWrapper->mpFloatWin->SetOutputSizePixel( rNewSize ); | ||||||||
890 | else | ||||||||
891 | Window::SetOutputSizePixel( rNewSize ); | ||||||||
892 | return; | ||||||||
893 | } | ||||||||
894 | |||||||||
895 | if ( mpFloatWin ) | ||||||||
896 | mpFloatWin->SetOutputSizePixel( rNewSize ); | ||||||||
897 | else | ||||||||
898 | Window::SetOutputSizePixel( rNewSize ); | ||||||||
899 | } | ||||||||
900 | |||||||||
901 | Size DockingWindow::GetOutputSizePixel() const | ||||||||
902 | { | ||||||||
903 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
904 | if( pWrapper ) | ||||||||
905 | { | ||||||||
906 | if ( pWrapper->mpFloatWin ) | ||||||||
907 | return pWrapper->mpFloatWin->GetOutputSizePixel(); | ||||||||
908 | else | ||||||||
909 | return Window::GetOutputSizePixel(); | ||||||||
910 | } | ||||||||
911 | |||||||||
912 | if ( mpFloatWin ) | ||||||||
913 | return mpFloatWin->GetOutputSizePixel(); | ||||||||
914 | else | ||||||||
915 | return Window::GetOutputSizePixel(); | ||||||||
916 | } | ||||||||
917 | |||||||||
918 | Point DockingWindow::GetFloatingPos() const | ||||||||
919 | { | ||||||||
920 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
921 | if( pWrapper ) | ||||||||
922 | { | ||||||||
923 | if ( pWrapper->mpFloatWin ) | ||||||||
924 | { | ||||||||
925 | WindowStateData aData; | ||||||||
926 | aData.SetMask( WindowStateMask::Pos ); | ||||||||
927 | pWrapper->mpFloatWin->GetWindowStateData( aData ); | ||||||||
928 | Point aPos( aData.GetX(), aData.GetY() ); | ||||||||
929 | aPos = pWrapper->mpFloatWin->GetParent()->ImplGetFrameWindow()->AbsoluteScreenToOutputPixel( aPos ); | ||||||||
930 | return aPos; | ||||||||
931 | } | ||||||||
932 | else | ||||||||
933 | return maFloatPos; | ||||||||
934 | } | ||||||||
935 | |||||||||
936 | if ( mpFloatWin ) | ||||||||
937 | { | ||||||||
938 | WindowStateData aData; | ||||||||
939 | aData.SetMask( WindowStateMask::Pos ); | ||||||||
940 | mpFloatWin->GetWindowStateData( aData ); | ||||||||
941 | Point aPos( aData.GetX(), aData.GetY() ); | ||||||||
942 | aPos = mpFloatWin->GetParent()->ImplGetFrameWindow()->AbsoluteScreenToOutputPixel( aPos ); | ||||||||
943 | return aPos; | ||||||||
944 | } | ||||||||
945 | else | ||||||||
946 | return maFloatPos; | ||||||||
947 | } | ||||||||
948 | |||||||||
949 | bool DockingWindow::IsFloatingMode() const | ||||||||
950 | { | ||||||||
951 | ImplDockingWindowWrapper *pWrapper = ImplGetDockingManager()->GetDockingWindowWrapper( this ); | ||||||||
952 | if( pWrapper ) | ||||||||
953 | return pWrapper->IsFloatingMode(); | ||||||||
954 | else | ||||||||
955 | return (mpFloatWin != nullptr); | ||||||||
956 | } | ||||||||
957 | |||||||||
958 | void DockingWindow::SetMaxOutputSizePixel( const Size& rSize ) | ||||||||
959 | { | ||||||||
960 | if ( mpFloatWin ) | ||||||||
961 | mpFloatWin->SetMaxOutputSizePixel( rSize ); | ||||||||
962 | mpImplData->maMaxOutSize = rSize; | ||||||||
963 | } | ||||||||
964 | |||||||||
965 | void DockingWindow::SetText(const OUString& rStr) | ||||||||
966 | { | ||||||||
967 | setDeferredProperties(); | ||||||||
968 | Window::SetText(rStr); | ||||||||
969 | } | ||||||||
970 | |||||||||
971 | OUString DockingWindow::GetText() const | ||||||||
972 | { | ||||||||
973 | const_cast<DockingWindow*>(this)->setDeferredProperties(); | ||||||||
974 | return Window::GetText(); | ||||||||
975 | } | ||||||||
976 | |||||||||
977 | bool DockingWindow::isLayoutEnabled() const | ||||||||
978 | { | ||||||||
979 | //pre dtor called, and single child is a container => we're layout enabled | ||||||||
980 | return mpImplData && ::isLayoutEnabled(this); | ||||||||
981 | } | ||||||||
982 | |||||||||
983 | void DockingWindow::setOptimalLayoutSize() | ||||||||
984 | { | ||||||||
985 | maLayoutIdle.Stop(); | ||||||||
986 | |||||||||
987 | //resize DockingWindow to fit requisition on initial show | ||||||||
988 | Size aSize = get_preferred_size(); | ||||||||
989 | |||||||||
990 | Size aMax(bestmaxFrameSizeForScreenSize(GetDesktopRectPixel().GetSize())); | ||||||||
991 | |||||||||
992 | aSize.setWidth( std::min(aMax.Width(), aSize.Width()) ); | ||||||||
993 | aSize.setHeight( std::min(aMax.Height(), aSize.Height()) ); | ||||||||
994 | |||||||||
995 | SetMinOutputSizePixel(aSize); | ||||||||
996 | setPosSizeOnContainee(); | ||||||||
997 | } | ||||||||
998 | |||||||||
999 | void DockingWindow::setPosSizeOnContainee() | ||||||||
1000 | { | ||||||||
1001 | Size aSize = GetOutputSizePixel(); | ||||||||
1002 | |||||||||
1003 | // Don't make the border width accessible via get_border_width(), | ||||||||
1004 | // otherwise the floating window will handle the border as well. | ||||||||
1005 | sal_Int32 nBorderWidth = mpWindowImpl->mnBorderWidth; | ||||||||
1006 | |||||||||
1007 | aSize.AdjustWidth( -(2 * nBorderWidth) ); | ||||||||
1008 | aSize.AdjustHeight( -(2 * nBorderWidth) ); | ||||||||
1009 | |||||||||
1010 | Window* pBox = GetWindow(GetWindowType::FirstChild); | ||||||||
1011 | assert(pBox)(static_cast <bool> (pBox) ? void (0) : __assert_fail ( "pBox", "/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" , 1011, __extension__ __PRETTY_FUNCTION__)); | ||||||||
1012 | VclContainer::setLayoutAllocation(*pBox, Point(nBorderWidth, nBorderWidth), aSize); | ||||||||
1013 | } | ||||||||
1014 | |||||||||
1015 | Size DockingWindow::GetOptimalSize() const | ||||||||
1016 | { | ||||||||
1017 | if (!isLayoutEnabled()) | ||||||||
1018 | return Window::GetOptimalSize(); | ||||||||
1019 | |||||||||
1020 | Size aSize = VclContainer::getLayoutRequisition(*GetWindow(GetWindowType::FirstChild)); | ||||||||
1021 | |||||||||
1022 | // Don't make the border width accessible via get_border_width(), | ||||||||
1023 | // otherwise the floating window will handle the border as well. | ||||||||
1024 | sal_Int32 nBorderWidth = mpWindowImpl->mnBorderWidth; | ||||||||
1025 | |||||||||
1026 | aSize.AdjustHeight(2 * nBorderWidth ); | ||||||||
1027 | aSize.AdjustWidth(2 * nBorderWidth ); | ||||||||
1028 | |||||||||
1029 | return aSize; | ||||||||
1030 | } | ||||||||
1031 | |||||||||
1032 | void DockingWindow::queue_resize(StateChangedType eReason) | ||||||||
1033 | { | ||||||||
1034 | bool bTriggerLayout = true; | ||||||||
1035 | if (maLayoutIdle.IsActive() || mbIsCalculatingInitialLayoutSize) | ||||||||
1036 | { | ||||||||
1037 | bTriggerLayout = false; | ||||||||
1038 | } | ||||||||
1039 | if (!isLayoutEnabled()) | ||||||||
1040 | { | ||||||||
1041 | bTriggerLayout = false; | ||||||||
1042 | } | ||||||||
1043 | if (bTriggerLayout) | ||||||||
1044 | { | ||||||||
1045 | InvalidateSizeCache(); | ||||||||
1046 | maLayoutIdle.Start(); | ||||||||
1047 | } | ||||||||
1048 | vcl::Window::queue_resize(eReason); | ||||||||
1049 | } | ||||||||
1050 | |||||||||
1051 | IMPL_LINK_NOARG(DockingWindow, ImplHandleLayoutTimerHdl, Timer*, void)void DockingWindow::LinkStubImplHandleLayoutTimerHdl(void * instance , Timer* data) { return static_cast<DockingWindow *>(instance )->ImplHandleLayoutTimerHdl(data); } void DockingWindow::ImplHandleLayoutTimerHdl (__attribute__ ((unused)) Timer*) | ||||||||
1052 | { | ||||||||
1053 | if (!isLayoutEnabled()) | ||||||||
1054 | { | ||||||||
1055 | SAL_WARN_IF(GetWindow(GetWindowType::FirstChild), "vcl.layout", "DockingWindow has become non-layout because extra children have been added directly to it.")do { if (true && (GetWindow(GetWindowType::FirstChild ))) { switch (sal_detail_log_report(::SAL_DETAIL_LOG_LEVEL_WARN , "vcl.layout")) { case SAL_DETAIL_LOG_ACTION_IGNORE: break; case SAL_DETAIL_LOG_ACTION_LOG: if (sizeof ::sal::detail::getResult ( ::sal::detail::StreamStart() << "DockingWindow has become non-layout because extra children have been added directly to it." ) == 1) { ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.layout" ), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "1055" ": "), ::sal::detail::unwrapStream( ::sal::detail ::StreamStart() << "DockingWindow has become non-layout because extra children have been added directly to it." ), 0); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream << "DockingWindow has become non-layout because extra children have been added directly to it." ; ::sal::detail::log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.layout" ), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "1055" ": "), sal_detail_stream, 0); }; break; case SAL_DETAIL_LOG_ACTION_FATAL : if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart () << "DockingWindow has become non-layout because extra children have been added directly to it." ) == 1) { ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.layout" ), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "1055" ": "), ::sal::detail::unwrapStream( ::sal::detail ::StreamStart() << "DockingWindow has become non-layout because extra children have been added directly to it." ), 0); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream << "DockingWindow has become non-layout because extra children have been added directly to it." ; ::sal::detail::log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.layout" ), ("/home/maarten/src/libreoffice/core/vcl/source/window/dockwin.cxx" ":" "1055" ": "), sal_detail_stream, 0); }; std::abort(); break ; } } } while (false); | ||||||||
1056 | return; | ||||||||
1057 | } | ||||||||
1058 | setPosSizeOnContainee(); | ||||||||
1059 | } | ||||||||
1060 | |||||||||
1061 | /* 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 |