UIMachineWindowFullscreen.cpp@ 69498

Last change on this file since 69498 was 69498, checked in by vboxsync, 7 years ago
backed out r118835 as it incorrectly updated the 'This file is based on' file headers.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 22.3 KB

Line
1	/* $Id: UIMachineWindowFullscreen.cpp 69498 2017-10-28 15:07:25Z vboxsync $ */
2	/** @file
3	* VBox Qt GUI - UIMachineWindowFullscreen class implementation.
4	*/
5
6	/*
7	* Copyright (C) 2010-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#ifdef VBOX_WITH_PRECOMPILED_HEADERS
19	# include <precomp.h>
20	#else /* !VBOX_WITH_PRECOMPILED_HEADERS */
21
22	/* Qt includes: */
23	# include <QMenu>
24	# include <QTimer>
25	# ifdef VBOX_WS_WIN
26	# include <QWindow>
27	# endif
28
29	/* GUI includes: */
30	# include "VBoxGlobal.h"
31	# include "UIDesktopWidgetWatchdog.h"
32	# include "UIExtraDataManager.h"
33	# include "UISession.h"
34	# include "UIActionPoolRuntime.h"
35	# include "UIMachineLogicFullscreen.h"
36	# include "UIMachineWindowFullscreen.h"
37	# include "UIMachineView.h"
38	# if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
39	# include "UIMachineDefs.h"
40	# include "UIMiniToolBar.h"
41	# elif defined(VBOX_WS_MAC)
42	# include "UIFrameBuffer.h"
43	# include "VBoxUtils-darwin.h"
44	# include "UICocoaApplication.h"
45	# endif /* VBOX_WS_MAC */
46
47	/* COM includes: */
48	# include "CSnapshot.h"
49
50	#endif /* !VBOX_WITH_PRECOMPILED_HEADERS */
51
52
53	UIMachineWindowFullscreen::UIMachineWindowFullscreen(UIMachineLogic *pMachineLogic, ulong uScreenId)
54	: UIMachineWindow(pMachineLogic, uScreenId)
55	#if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
56	, m_pMiniToolBar(0)
57	#endif /* VBOX_WS_WIN \|\| VBOX_WS_X11 */
58	#ifdef VBOX_WS_MAC
59	, m_fIsInFullscreenTransition(false)
60	#endif /* VBOX_WS_MAC */
61	, m_fWasMinimized(false)
62	#ifdef VBOX_WS_X11
63	, m_fIsMinimizationRequested(false)
64	, m_fIsMinimized(false)
65	#endif
66	{
67	}
68
69	#ifdef VBOX_WS_MAC
70	void UIMachineWindowFullscreen::handleNativeNotification(const QString &strNativeNotificationName)
71	{
72	/* Make sure this method is only used for ML and next: */
73	AssertReturnVoid(vboxGlobal().osRelease() > MacOSXRelease_Lion);
74
75	/* Log all arrived notifications: */
76	LogRel(("UIMachineWindowFullscreen::handleNativeNotification: Notification '%s' received.\n",
77	strNativeNotificationName.toLatin1().constData()));
78
79	/* Handle 'NSWindowWillEnterFullScreenNotification' notification: */
80	if (strNativeNotificationName == "NSWindowWillEnterFullScreenNotification")
81	{
82	LogRel(("UIMachineWindowFullscreen::handleNativeNotification: "
83	"Native fullscreen mode about to enter, notifying listener...\n"));
84	emit sigNotifyAboutNativeFullscreenWillEnter();
85	}
86	/* Handle 'NSWindowDidEnterFullScreenNotification' notification: */
87	else if (strNativeNotificationName == "NSWindowDidEnterFullScreenNotification")
88	{
89	/* Mark window transition complete: */
90	m_fIsInFullscreenTransition = false;
91	LogRel(("UIMachineWindowFullscreen::handleNativeNotification: "
92	"Native fullscreen mode entered, notifying listener...\n"));
93	/* Update console's display viewport and 3D overlay: */
94	machineView()->updateViewport();
95	emit sigNotifyAboutNativeFullscreenDidEnter();
96	}
97	/* Handle 'NSWindowWillExitFullScreenNotification' notification: */
98	else if (strNativeNotificationName == "NSWindowWillExitFullScreenNotification")
99	{
100	LogRel(("UIMachineWindowFullscreen::handleNativeNotification: "
101	"Native fullscreen mode about to exit, notifying listener...\n"));
102	emit sigNotifyAboutNativeFullscreenWillExit();
103	}
104	/* Handle 'NSWindowDidExitFullScreenNotification' notification: */
105	else if (strNativeNotificationName == "NSWindowDidExitFullScreenNotification")
106	{
107	/* Mark window transition complete: */
108	m_fIsInFullscreenTransition = false;
109	LogRel(("UIMachineWindowFullscreen::handleNativeNotification: "
110	"Native fullscreen mode exited, notifying listener...\n"));
111	/* Update console's display viewport and 3D overlay: */
112	machineView()->updateViewport();
113	emit sigNotifyAboutNativeFullscreenDidExit();
114	}
115	/* Handle 'NSWindowDidFailToEnterFullScreenNotification' notification: */
116	else if (strNativeNotificationName == "NSWindowDidFailToEnterFullScreenNotification")
117	{
118	/* Mark window transition complete: */
119	m_fIsInFullscreenTransition = false;
120	LogRel(("UIMachineWindowFullscreen::handleNativeNotification: "
121	"Native fullscreen mode fail to enter, notifying listener...\n"));
122	emit sigNotifyAboutNativeFullscreenFailToEnter();
123	}
124	}
125	#endif /* VBOX_WS_MAC */
126
127	#if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
128	void UIMachineWindowFullscreen::sltMachineStateChanged()
129	{
130	/* Call to base-class: */
131	UIMachineWindow::sltMachineStateChanged();
132
133	/* Update mini-toolbar: */
134	updateAppearanceOf(UIVisualElement_MiniToolBar);
135	}
136
137	void UIMachineWindowFullscreen::sltRevokeWindowActivation()
138	{
139	#ifdef VBOX_WS_X11
140	// WORKAROUND:
141	// We could be asked to minimize already, but just
142	// not yet executed that order to current moment.
143	if (m_fIsMinimizationRequested)
144	return;
145	#endif
146
147	/* Make sure window is visible: */
148	if (!isVisible() \|\| isMinimized())
149	return;
150
151	/* Revoke stolen activation: */
152	#ifdef VBOX_WS_X11
153	raise();
154	#endif /* VBOX_WS_X11 */
155	activateWindow();
156	}
157	#endif /* VBOX_WS_WIN \|\| VBOX_WS_X11 */
158
159	#ifdef VBOX_WS_MAC
160	void UIMachineWindowFullscreen::sltEnterNativeFullscreen(UIMachineWindow *pMachineWindow)
161	{
162	/* Make sure this slot is called only under ML and next: */
163	AssertReturnVoid(vboxGlobal().osRelease() > MacOSXRelease_Lion);
164
165	/* Make sure it is NULL or 'this' window passed: */
166	if (pMachineWindow && pMachineWindow != this)
167	return;
168
169	/* Make sure this window has fullscreen logic: */
170	UIMachineLogicFullscreen pFullscreenLogic = qobject_cast<UIMachineLogicFullscreen>(machineLogic());
171	AssertPtrReturnVoid(pFullscreenLogic);
172
173	/* Make sure this window should be shown and mapped to host-screen: */
174	if (!uisession()->isScreenVisible(m_uScreenId) \|\|
175	!pFullscreenLogic->hasHostScreenForGuestScreen(m_uScreenId))
176	return;
177
178	/* Mark window 'transitioned to fullscreen': */
179	m_fIsInFullscreenTransition = true;
180
181	/* Enter native fullscreen mode if necessary: */
182	if ( (pFullscreenLogic->screensHaveSeparateSpaces() \|\| m_uScreenId == 0)
183	&& !darwinIsInFullscreenMode(this))
184	darwinToggleFullscreenMode(this);
185	}
186
187	void UIMachineWindowFullscreen::sltExitNativeFullscreen(UIMachineWindow *pMachineWindow)
188	{
189	/* Make sure this slot is called only under ML and next: */
190	AssertReturnVoid(vboxGlobal().osRelease() > MacOSXRelease_Lion);
191
192	/* Make sure it is NULL or 'this' window passed: */
193	if (pMachineWindow && pMachineWindow != this)
194	return;
195
196	/* Make sure this window has fullscreen logic: */
197	UIMachineLogicFullscreen pFullscreenLogic = qobject_cast<UIMachineLogicFullscreen>(machineLogic());
198	AssertPtrReturnVoid(pFullscreenLogic);
199
200	/* Mark window 'transitioned from fullscreen': */
201	m_fIsInFullscreenTransition = true;
202
203	/* Exit native fullscreen mode if necessary: */
204	if ( (pFullscreenLogic->screensHaveSeparateSpaces() \|\| m_uScreenId == 0)
205	&& darwinIsInFullscreenMode(this))
206	darwinToggleFullscreenMode(this);
207	}
208	#endif /* VBOX_WS_MAC */
209
210	void UIMachineWindowFullscreen::sltShowMinimized()
211	{
212	#ifdef VBOX_WS_X11
213	/* Remember that we are asked to minimize: */
214	m_fIsMinimizationRequested = true;
215	#endif
216
217	showMinimized();
218	}
219
220	void UIMachineWindowFullscreen::prepareVisualState()
221	{
222	/* Call to base-class: */
223	UIMachineWindow::prepareVisualState();
224
225	/* The background has to go black: */
226	QPalette palette(centralWidget()->palette());
227	palette.setColor(centralWidget()->backgroundRole(), Qt::black);
228	centralWidget()->setPalette(palette);
229	centralWidget()->setAutoFillBackground(true);
230	setAutoFillBackground(true);
231
232	#if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
233	/* Prepare mini-toolbar: */
234	prepareMiniToolbar();
235	#endif /* VBOX_WS_WIN \|\| VBOX_WS_X11 */
236
237	#ifdef VBOX_WS_MAC
238	/* Native fullscreen stuff on ML and next: */
239	if (vboxGlobal().osRelease() > MacOSXRelease_Lion)
240	{
241	/* Make sure this window has fullscreen logic: */
242	UIMachineLogicFullscreen pFullscreenLogic = qobject_cast<UIMachineLogicFullscreen>(machineLogic());
243	AssertPtrReturnVoid(pFullscreenLogic);
244	/* Enable fullscreen support for every screen which requires it: */
245	if (pFullscreenLogic->screensHaveSeparateSpaces() \|\| m_uScreenId == 0)
246	darwinEnableFullscreenSupport(this);
247	/* Enable transience support for other screens: */
248	else
249	darwinEnableTransienceSupport(this);
250	/* Register to native fullscreen notifications: */
251	UICocoaApplication::instance()->registerToNotificationOfWindow("NSWindowWillEnterFullScreenNotification", this,
252	UIMachineWindow::handleNativeNotification);
253	UICocoaApplication::instance()->registerToNotificationOfWindow("NSWindowDidEnterFullScreenNotification", this,
254	UIMachineWindow::handleNativeNotification);
255	UICocoaApplication::instance()->registerToNotificationOfWindow("NSWindowWillExitFullScreenNotification", this,
256	UIMachineWindow::handleNativeNotification);
257	UICocoaApplication::instance()->registerToNotificationOfWindow("NSWindowDidExitFullScreenNotification", this,
258	UIMachineWindow::handleNativeNotification);
259	UICocoaApplication::instance()->registerToNotificationOfWindow("NSWindowDidFailToEnterFullScreenNotification", this,
260	UIMachineWindow::handleNativeNotification);
261	}
262	#endif /* VBOX_WS_MAC */
263	}
264
265	#if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
266	void UIMachineWindowFullscreen::prepareMiniToolbar()
267	{
268	/* Make sure mini-toolbar is not restricted: */
269	if (!gEDataManager->miniToolbarEnabled(vboxGlobal().managedVMUuid()))
270	return;
271
272	/* Create mini-toolbar: */
273	m_pMiniToolBar = new UIMiniToolBar(this,
274	GeometryType_Full,
275	gEDataManager->miniToolbarAlignment(vboxGlobal().managedVMUuid()),
276	gEDataManager->autoHideMiniToolbar(vboxGlobal().managedVMUuid()),
277	screenId());
278	AssertPtrReturnVoid(m_pMiniToolBar);
279	{
280	/* Configure mini-toolbar: */
281	m_pMiniToolBar->addMenus(actionPool()->menus());
282	connect(m_pMiniToolBar, SIGNAL(sigMinimizeAction()),
283	this, SLOT(sltShowMinimized()), Qt::QueuedConnection);
284	connect(m_pMiniToolBar, SIGNAL(sigExitAction()),
285	actionPool()->action(UIActionIndexRT_M_View_T_Fullscreen), SLOT(trigger()));
286	connect(m_pMiniToolBar, SIGNAL(sigCloseAction()),
287	actionPool()->action(UIActionIndex_M_Application_S_Close), SLOT(trigger()));
288	connect(m_pMiniToolBar, SIGNAL(sigNotifyAboutWindowActivationStolen()),
289	this, SLOT(sltRevokeWindowActivation()), Qt::QueuedConnection);
290	}
291	}
292	#endif /* VBOX_WS_WIN \|\| VBOX_WS_X11 */
293
294	#if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
295	void UIMachineWindowFullscreen::cleanupMiniToolbar()
296	{
297	/* Make sure mini-toolbar was created: */
298	if (!m_pMiniToolBar)
299	return;
300
301	/* Save mini-toolbar settings: */
302	gEDataManager->setAutoHideMiniToolbar(m_pMiniToolBar->autoHide(), vboxGlobal().managedVMUuid());
303	/* Delete mini-toolbar: */
304	delete m_pMiniToolBar;
305	m_pMiniToolBar = 0;
306	}
307	#endif /* VBOX_WS_WIN \|\| VBOX_WS_X11 */
308
309	void UIMachineWindowFullscreen::cleanupVisualState()
310	{
311	#ifdef VBOX_WS_MAC
312	/* Native fullscreen stuff on ML and next: */
313	if (vboxGlobal().osRelease() > MacOSXRelease_Lion)
314	{
315	/* Unregister from native fullscreen notifications: */
316	UICocoaApplication::instance()->unregisterFromNotificationOfWindow("NSWindowWillEnterFullScreenNotification", this);
317	UICocoaApplication::instance()->unregisterFromNotificationOfWindow("NSWindowDidEnterFullScreenNotification", this);
318	UICocoaApplication::instance()->unregisterFromNotificationOfWindow("NSWindowWillExitFullScreenNotification", this);
319	UICocoaApplication::instance()->unregisterFromNotificationOfWindow("NSWindowDidExitFullScreenNotification", this);
320	UICocoaApplication::instance()->unregisterFromNotificationOfWindow("NSWindowDidFailToEnterFullScreenNotification", this);
321	}
322	#endif /* VBOX_WS_MAC */
323
324	#if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
325	/* Cleanup mini-toolbar: */
326	cleanupMiniToolbar();
327	#endif /* VBOX_WS_WIN \|\| VBOX_WS_X11 */
328
329	/* Call to base-class: */
330	UIMachineWindow::cleanupVisualState();
331	}
332
333	void UIMachineWindowFullscreen::placeOnScreen()
334	{
335	/* Make sure this window has fullscreen logic: */
336	UIMachineLogicFullscreen pFullscreenLogic = qobject_cast<UIMachineLogicFullscreen>(machineLogic());
337	AssertPtrReturnVoid(pFullscreenLogic);
338
339	/* Get corresponding host-screen: */
340	const int iHostScreen = pFullscreenLogic->hostScreenForGuestScreen(m_uScreenId);
341	/* And corresponding working area: */
342	const QRect workingArea = gpDesktop->screenGeometry(iHostScreen);
343	Q_UNUSED(workingArea);
344
345	#if defined(VBOX_WS_MAC)
346
347	/* Move window to the appropriate position: */
348	move(workingArea.topLeft());
349
350	/* Resize window to the appropriate size on Lion and previous: */
351	if (vboxGlobal().osRelease() <= MacOSXRelease_Lion)
352	resize(workingArea.size());
353	/* Resize window to the appropriate size on ML and next if it's screen has no own user-space: */
354	else if (!pFullscreenLogic->screensHaveSeparateSpaces() && m_uScreenId != 0)
355	resize(workingArea.size());
356	else
357	{
358	/* Load normal geometry first of all: */
359	QRect geo = gEDataManager->machineWindowGeometry(UIVisualStateType_Normal, m_uScreenId, vboxGlobal().managedVMUuid());
360	/* If normal geometry is null => use frame-buffer size: */
361	if (geo.isNull())
362	{
363	const UIFrameBuffer *pFrameBuffer = uisession()->frameBuffer(m_uScreenId);
364	geo = QRect(QPoint(0, 0), QSize(pFrameBuffer->width(), pFrameBuffer->height()).boundedTo(workingArea.size()));
365	}
366	/* If normal geometry still null => use default size: */
367	if (geo.isNull())
368	geo = QRect(QPoint(0, 0), QSize(800, 600).boundedTo(workingArea.size()));
369	/* Move window to the center of working-area: */
370	geo.moveCenter(workingArea.center());
371	VBoxGlobal::setTopLevelGeometry(this, geo);
372	}
373
374	#elif defined(VBOX_WS_WIN)
375
376	/* Map window onto required screen: */
377	windowHandle()->setScreen(qApp->screens().at(iHostScreen));
378	/* Set appropriate window size: */
379	resize(workingArea.size());
380
381	#elif defined(VBOX_WS_X11)
382
383	/* Determine whether we should use the native full-screen mode: */
384	const bool fUseNativeFullScreen = VBoxGlobal::supportsFullScreenMonitorsProtocolX11() &&
385	!gEDataManager->legacyFullscreenModeRequested();
386	if (fUseNativeFullScreen)
387	{
388	/* Tell recent window managers which host-screen this window should be mapped to: */
389	VBoxGlobal::setFullScreenMonitorX11(this, pFullscreenLogic->hostScreenForGuestScreen(m_uScreenId));
390	}
391
392	/* Set appropriate window geometry: */
393	resize(workingArea.size());
394	move(workingArea.topLeft());
395
396	#else
397
398	# warning "port me"
399
400	#endif
401	}
402
403	void UIMachineWindowFullscreen::showInNecessaryMode()
404	{
405	/* Make sure window has fullscreen logic: */
406	UIMachineLogicFullscreen pFullscreenLogic = qobject_cast<UIMachineLogicFullscreen>(machineLogic());
407	AssertPtrReturnVoid(pFullscreenLogic);
408
409	#if defined(VBOX_WS_MAC)
410
411	/* If window shouldn't be shown or mapped to some host-screen: */
412	if (!uisession()->isScreenVisible(m_uScreenId) \|\|
413	!pFullscreenLogic->hasHostScreenForGuestScreen(m_uScreenId))
414	{
415	/* Hide window: */
416	hide();
417	}
418	/* If window should be shown and mapped to some host-screen: */
419	else
420	{
421	/* Make sure window have appropriate geometry: */
422	placeOnScreen();
423
424	/* Simple show() for ML and next, showFullScreen() otherwise: */
425	if (vboxGlobal().osRelease() > MacOSXRelease_Lion)
426	show();
427	else
428	showFullScreen();
429
430	/* Adjust machine-view size if necessary: */
431	adjustMachineViewSize();
432
433	/* Make sure machine-view have focus: */
434	m_pMachineView->setFocus();
435	}
436
437	#elif defined(VBOX_WS_WIN)
438
439	/* If window shouldn't be shown or mapped to some host-screen: */
440	if (!uisession()->isScreenVisible(m_uScreenId) \|\|
441	!pFullscreenLogic->hasHostScreenForGuestScreen(m_uScreenId))
442	{
443	/* Remember whether the window was minimized: */
444	if (isMinimized())
445	m_fWasMinimized = true;
446
447	/* Hide window and reset it's state to NONE: */
448	setWindowState(Qt::WindowNoState);
449	hide();
450	}
451	/* If window should be shown and mapped to some host-screen: */
452	else
453	{
454	/* Check whether window was minimized: */
455	const bool fWasMinimized = isMinimized() && isVisible();
456	/* And reset it's state in such case before exposing: */
457	if (fWasMinimized)
458	setWindowState(Qt::WindowNoState);
459
460	/* Make sure window have appropriate geometry: */
461	placeOnScreen();
462
463	/* Show window: */
464	showFullScreen();
465
466	/* Restore minimized state if necessary: */
467	if (m_fWasMinimized \|\| fWasMinimized)
468	{
469	m_fWasMinimized = false;
470	QMetaObject::invokeMethod(this, "showMinimized", Qt::QueuedConnection);
471	}
472
473	/* Adjust machine-view size if necessary: */
474	adjustMachineViewSize();
475
476	/* Make sure machine-view have focus: */
477	m_pMachineView->setFocus();
478	}
479
480	#elif defined(VBOX_WS_X11)
481
482	/* If window shouldn't be shown or mapped to some host-screen: */
483	if (!uisession()->isScreenVisible(m_uScreenId) \|\|
484	!pFullscreenLogic->hasHostScreenForGuestScreen(m_uScreenId))
485	{
486	/* Remember whether the window was minimized: */
487	if (isMinimized())
488	m_fWasMinimized = true;
489
490	/* Hide window and reset it's state to NONE: */
491	setWindowState(Qt::WindowNoState);
492	hide();
493	}
494	/* If window should be shown and mapped to some host-screen: */
495	else
496	{
497	/* Check whether window was minimized: */
498	const bool fWasMinimized = isMinimized() && isVisible();
499	/* And reset it's state in such case before exposing: */
500	if (fWasMinimized)
501	setWindowState(Qt::WindowNoState);
502
503	/* Show window: */
504	showFullScreen();
505
506	/* Make sure window have appropriate geometry: */
507	placeOnScreen();
508
509	/* Restore full-screen state after placeOnScreen() call: */
510	setWindowState(Qt::WindowFullScreen);
511
512	/* Restore minimized state if necessary: */
513	if (m_fWasMinimized \|\| fWasMinimized)
514	{
515	m_fWasMinimized = false;
516	QMetaObject::invokeMethod(this, "showMinimized", Qt::QueuedConnection);
517	}
518
519	/* Adjust machine-view size if necessary: */
520	adjustMachineViewSize();
521
522	/* Make sure machine-view have focus: */
523	m_pMachineView->setFocus();
524	}
525
526	#else
527
528	# warning "port me"
529
530	#endif
531	}
532
533	#if defined(VBOX_WS_WIN) \|\| defined(VBOX_WS_X11)
534	void UIMachineWindowFullscreen::updateAppearanceOf(int iElement)
535	{
536	/* Call to base-class: */
537	UIMachineWindow::updateAppearanceOf(iElement);
538
539	/* Update mini-toolbar: */
540	if (iElement & UIVisualElement_MiniToolBar)
541	{
542	/* If there is a mini-toolbar: */
543	if (m_pMiniToolBar)
544	{
545	/* Get snapshot(s): */
546	QString strSnapshotName;
547	if (machine().GetSnapshotCount() > 0)
548	{
549	CSnapshot snapshot = machine().GetCurrentSnapshot();
550	strSnapshotName = " (" + snapshot.GetName() + ")";
551	}
552	/* Update mini-toolbar text: */
553	m_pMiniToolBar->setText(machineName() + strSnapshotName);
554	}
555	}
556	}
557	#endif /* VBOX_WS_WIN \|\| VBOX_WS_X11 */
558
559	#ifdef VBOX_WS_X11
560	void UIMachineWindowFullscreen::changeEvent(QEvent *pEvent)
561	{
562	switch (pEvent->type())
563	{
564	case QEvent::WindowStateChange:
565	{
566	/* Watch for window state changes: */
567	QWindowStateChangeEvent pChangeEvent = static_cast<QWindowStateChangeEvent>(pEvent);
568	LogRel2(("GUI: UIMachineWindowFullscreen::changeEvent: Window state changed from %d to %d\n",
569	(int)pChangeEvent->oldState(), (int)windowState()));
570	if ( windowState() == Qt::WindowMinimized
571	&& pChangeEvent->oldState() == Qt::WindowNoState
572	&& !m_fIsMinimized)
573	{
574	/* Mark window minimized, isMinimized() is not enough due to Qt5vsX11 fight: */
575	LogRel2(("GUI: UIMachineWindowFullscreen::changeEvent: Window minimized\n"));
576	m_fIsMinimized = true;
577	}
578	else
579	if ( windowState() == Qt::WindowNoState
580	&& pChangeEvent->oldState() == Qt::WindowMinimized
581	&& m_fIsMinimized)
582	{
583	/* Mark window restored, and do manual restoring with showInNecessaryMode(): */
584	LogRel2(("GUI: UIMachineWindowFullscreen::changeEvent: Window restored\n"));
585	m_fIsMinimized = false;
586	/* Remember that we no more asked to minimize: */
587	m_fIsMinimizationRequested = false;
588	showInNecessaryMode();
589	}
590	break;
591	}
592	default:
593	break;
594	}
595
596	/* Call to base-class: */
597	UIMachineWindow::changeEvent(pEvent);
598	}
599	#endif /* VBOX_WS_X11 */
600
601	#ifdef VBOX_WS_WIN
602	void UIMachineWindowFullscreen::showEvent(QShowEvent *pEvent)
603	{
604	/* Expose workaround again,
605	* Qt devs will never fix that it seems.
606	* This time they forget to set 'Mapped'
607	* attribute for initially frame-less window. */
608	setAttribute(Qt::WA_Mapped);
609
610	/* Call to base-class: */
611	UIMachineWindow::showEvent(pEvent);
612	}
613	#endif /* VBOX_WS_WIN */
614

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source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/runtime/fullscreen/UIMachineWindowFullscreen.cpp@ 69498

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