UISession.cpp@ 54272

Last change on this file since 54272 was 54272, checked in by vboxsync, 10 years ago
FE/Qt: Mac OS X: 6985: Window menu for Runtime UI.
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1	/* $Id: UISession.cpp 54272 2015-02-18 16:45:36Z vboxsync $ */
2	/** @file
3	* VBox Qt GUI - UISession class implementation.
4	*/
5
6	/*
7	* Copyright (C) 2006-2013 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 <QApplication>
24	# include <QDesktopWidget>
25	# include <QWidget>
26	# ifdef Q_WS_MAC
27	# include <QTimer>
28	# endif /* Q_WS_MAC */
29
30	/* GUI includes: */
31	# include "VBoxGlobal.h"
32	# include "UIExtraDataManager.h"
33	# include "UISession.h"
34	# include "UIMachine.h"
35	# include "UIMedium.h"
36	# include "UIActionPoolRuntime.h"
37	# include "UIMachineLogic.h"
38	# include "UIMachineView.h"
39	# include "UIMachineWindow.h"
40	# include "UIMessageCenter.h"
41	# include "UIPopupCenter.h"
42	# include "UIWizardFirstRun.h"
43	# include "UIConsoleEventHandler.h"
44	# include "UIFrameBuffer.h"
45	# include "UISettingsDialogSpecific.h"
46	# ifdef VBOX_WITH_VIDEOHWACCEL
47	# include "VBoxFBOverlay.h"
48	# endif /* VBOX_WITH_VIDEOHWACCEL */
49	# ifdef Q_WS_MAC
50	# include "UIMenuBar.h"
51	# include "VBoxUtils-darwin.h"
52	# endif /* Q_WS_MAC */
53
54	# ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
55	# include "UIKeyboardHandler.h"
56	# include <signal.h>
57	# endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
58
59	/* COM includes: */
60	# include "CSystemProperties.h"
61	# include "CStorageController.h"
62	# include "CMediumAttachment.h"
63	# include "CNetworkAdapter.h"
64	# include "CHostNetworkInterface.h"
65	# include "CVRDEServer.h"
66	# include "CUSBController.h"
67	# include "CUSBDeviceFilters.h"
68	# include "CHostVideoInputDevice.h"
69	# include "CSnapshot.h"
70	# include "CMedium.h"
71
72	#endif /* !VBOX_WITH_PRECOMPILED_HEADERS */
73
74	#ifdef Q_WS_X11
75	# include <QX11Info>
76	# include <X11/Xlib.h>
77	# include <X11/Xutil.h>
78	# ifndef VBOX_WITHOUT_XCURSOR
79	# include <X11/Xcursor/Xcursor.h>
80	# endif /* VBOX_WITHOUT_XCURSOR */
81	#endif /* Q_WS_X11 */
82
83
84	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
85	static void signalHandlerSIGUSR1(int sig, siginfo_t , void );
86	#endif
87
88	#ifdef Q_WS_MAC
89	/**
90	* MacOS X: Application Services: Core Graphics: Display reconfiguration callback.
91	*
92	* Notifies UISession about @a display configuration change.
93	* Corresponding change described by Core Graphics @a flags.
94	* Uses UISession @a pHandler to process this change.
95	*
96	* @note Last argument (@a pHandler) must always be valid pointer to UISession object.
97	* @note Calls for UISession::sltHandleHostDisplayAboutToChange() slot if display configuration changed.
98	*/
99	void cgDisplayReconfigurationCallback(CGDirectDisplayID display, CGDisplayChangeSummaryFlags flags, void *pHandler)
100	{
101	/* Which flags we are handling? */
102	int iHandledFlags = kCGDisplayAddFlag /* display added */
103	\| kCGDisplayRemoveFlag /* display removed */
104	\| kCGDisplaySetModeFlag /* display mode changed */;
105
106	/* Handle 'display-add' case: */
107	if (flags & kCGDisplayAddFlag)
108	LogRelFlow(("UISession::cgDisplayReconfigurationCallback: Display added.\n"));
109	/* Handle 'display-remove' case: */
110	else if (flags & kCGDisplayRemoveFlag)
111	LogRelFlow(("UISession::cgDisplayReconfigurationCallback: Display removed.\n"));
112	/* Handle 'mode-set' case: */
113	else if (flags & kCGDisplaySetModeFlag)
114	LogRelFlow(("UISession::cgDisplayReconfigurationCallback: Display mode changed.\n"));
115
116	/* Ask handler to process our callback: */
117	if (flags & iHandledFlags)
118	QTimer::singleShot(0, static_cast<UISession*>(pHandler),
119	SLOT(sltHandleHostDisplayAboutToChange()));
120
121	Q_UNUSED(display);
122	}
123	#endif /* Q_WS_MAC */
124
125	/* static */
126	bool UISession::create(UISession &pSession, UIMachine pMachine)
127	{
128	/* Make sure null pointer passed: */
129	AssertReturn(pSession == 0, false);
130
131	/* Create session UI: */
132	pSession = new UISession(pMachine);
133	/* Make sure it's prepared: */
134	if (!pSession->prepare())
135	{
136	/* Destroy session UI otherwise: */
137	destroy(pSession);
138	/* False in that case: */
139	return false;
140	}
141	/* True by default: */
142	return true;
143	}
144
145	/* static */
146	void UISession::destroy(UISession *&pSession)
147	{
148	/* Make sure valid pointer passed: */
149	AssertReturnVoid(pSession != 0);
150
151	/* Cleanup session UI: */
152	pSession->cleanup();
153	/* Destroy session: */
154	delete pSession;
155	pSession = 0;
156	}
157
158	bool UISession::initialize()
159	{
160	/* Preprocess initialization: */
161	if (!preprocessInitialization())
162	return false;
163
164	/* Notify user about mouse&keyboard auto-capturing: */
165	if (vboxGlobal().settings().autoCapture())
166	popupCenter().remindAboutAutoCapture(machineLogic()->activeMachineWindow());
167
168	/* Check if we are in teleportation waiting mode.
169	* In that case no first run wizard is necessary. */
170	m_machineState = machine().GetState();
171	if ( isFirstTimeStarted()
172	&& !(( m_machineState == KMachineState_PoweredOff
173	\|\| m_machineState == KMachineState_Aborted
174	\|\| m_machineState == KMachineState_Teleported)
175	&& machine().GetTeleporterEnabled()))
176	{
177	UISafePointerWizard pWizard = new UIWizardFirstRun(mainMachineWindow(), machine());
178	pWizard->prepare();
179	pWizard->exec();
180	if (pWizard)
181	delete pWizard;
182	}
183
184	/* Apply debug settings from the command line. */
185	if (!debugger().isNull() && debugger().isOk())
186	{
187	if (vboxGlobal().isPatmDisabled())
188	debugger().SetPATMEnabled(false);
189	if (vboxGlobal().isCsamDisabled())
190	debugger().SetCSAMEnabled(false);
191	if (vboxGlobal().isSupervisorCodeExecedRecompiled())
192	debugger().SetRecompileSupervisor(true);
193	if (vboxGlobal().isUserCodeExecedRecompiled())
194	debugger().SetRecompileUser(true);
195	if (vboxGlobal().areWeToExecuteAllInIem())
196	debugger().SetExecuteAllInIEM(true);
197	if (!vboxGlobal().isDefaultWarpPct())
198	debugger().SetVirtualTimeRate(vboxGlobal().getWarpPct());
199	}
200
201	/* Power UP if this is NOT separate process: */
202	if (!vboxGlobal().isSeparateProcess())
203	if (!powerUp())
204	return false;
205
206	/* Check if we missed a really quick termination after successful startup: */
207	if (isTurnedOff())
208	return false;
209
210	/* Postprocess initialization: */
211	if (!postprocessInitialization())
212	return false;
213
214	/* Fetch corresponding states: */
215	if (vboxGlobal().isSeparateProcess())
216	{
217	m_fIsMouseSupportsAbsolute = mouse().GetAbsoluteSupported();
218	m_fIsMouseSupportsRelative = mouse().GetRelativeSupported();
219	m_fIsMouseSupportsMultiTouch = mouse().GetMultiTouchSupported();
220	m_fIsMouseHostCursorNeeded = mouse().GetNeedsHostCursor();
221	sltAdditionsChange();
222	}
223	machineLogic()->initializePostPowerUp();
224
225	#ifdef VBOX_WITH_VIDEOHWACCEL
226	/* Log whether 2D video acceleration is enabled: */
227	LogRel(("2D video acceleration is %s.\n",
228	machine().GetAccelerate2DVideoEnabled() && VBoxGlobal::isAcceleration2DVideoAvailable()
229	? "enabled" : "disabled"));
230	#endif /* VBOX_WITH_VIDEOHWACCEL */
231
232	/* Log whether HID LEDs sync is enabled: */
233	#if defined(Q_WS_MAC) \|\| defined(Q_WS_WIN)
234	LogRel(("HID LEDs sync is %s.\n",
235	uimachine()->machineLogic()->isHidLedsSyncEnabled()
236	? "enabled" : "disabled"));
237	#else /* !Q_WS_MAC && !Q_WS_WIN */
238	LogRel(("HID LEDs sync is not supported on this platform.\n"));
239	#endif /* !Q_WS_MAC && !Q_WS_WIN */
240
241	#ifdef VBOX_GUI_WITH_PIDFILE
242	vboxGlobal().createPidfile();
243	#endif /* VBOX_GUI_WITH_PIDFILE */
244
245	/* Warn listeners about we are initialized: */
246	emit sigInitialized();
247
248	/* True by default: */
249	return true;
250	}
251
252	bool UISession::powerUp()
253	{
254	/* Power UP machine: */
255	#ifdef VBOX_WITH_DEBUGGER_GUI
256	CProgress progress = vboxGlobal().isStartPausedEnabled() \|\| vboxGlobal().isDebuggerAutoShowEnabled() ?
257	console().PowerUpPaused() : console().PowerUp();
258	#else /* !VBOX_WITH_DEBUGGER_GUI */
259	CProgress progress = console().PowerUp();
260	#endif /* !VBOX_WITH_DEBUGGER_GUI */
261
262	/* Check for immediate failure: */
263	if (!console().isOk() \|\| progress.isNull())
264	{
265	if (vboxGlobal().showStartVMErrors())
266	msgCenter().cannotStartMachine(console(), machineName());
267	return false;
268	}
269
270	/* Guard progressbar warnings from auto-closing: */
271	if (uimachine()->machineLogic())
272	uimachine()->machineLogic()->setPreventAutoClose(true);
273
274	/* Show "Starting/Restoring" progress dialog: */
275	if (isSaved())
276	{
277	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_state_restore_90px.png", 0, 0);
278	/* After restoring from 'saved' state, machine-window(s) geometry should be adjusted: */
279	machineLogic()->adjustMachineWindowsGeometry();
280	}
281	else
282	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_start_90px.png");
283
284	/* Check for progress failure: */
285	if (!progress.isOk() \|\| progress.GetResultCode() != 0)
286	{
287	if (vboxGlobal().showStartVMErrors())
288	msgCenter().cannotStartMachine(progress, machineName());
289	return false;
290	}
291
292	/* Allow further auto-closing: */
293	if (uimachine()->machineLogic())
294	uimachine()->machineLogic()->setPreventAutoClose(false);
295
296	/* True by default: */
297	return true;
298	}
299
300	bool UISession::saveState()
301	{
302	/* Prepare the saving progress: */
303	CProgress progress = console().SaveState();
304	if (console().isOk())
305	{
306	/* Show the saving progress: */
307	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_state_save_90px.png");
308	if (!progress.isOk() \|\| progress.GetResultCode() != 0)
309	{
310	/* Failed in progress: */
311	msgCenter().cannotSaveMachineState(progress, machineName());
312	return false;
313	}
314	}
315	else
316	{
317	/* Failed in console: */
318	msgCenter().cannotSaveMachineState(console());
319	return false;
320	}
321	/* Passed: */
322	return true;
323	}
324
325	bool UISession::shutdown()
326	{
327	/* Send ACPI shutdown signal if possible: */
328	console().PowerButton();
329	if (!console().isOk())
330	{
331	/* Failed in console: */
332	msgCenter().cannotACPIShutdownMachine(console());
333	return false;
334	}
335	/* Passed: */
336	return true;
337	}
338
339	bool UISession::powerOff(bool fIncludingDiscard, bool &fServerCrashed)
340	{
341	/* Prepare the power-off progress: */
342	CProgress progress = console().PowerDown();
343	if (console().isOk())
344	{
345	/* Show the power-off progress: */
346	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_poweroff_90px.png");
347	if (progress.isOk() && progress.GetResultCode() == 0)
348	{
349	/* Discard the current state if requested: */
350	if (fIncludingDiscard)
351	return restoreCurrentSnapshot();
352	}
353	else
354	{
355	/* Failed in progress: */
356	msgCenter().cannotPowerDownMachine(progress, machineName());
357	return false;
358	}
359	}
360	else
361	{
362	/* Check the machine state, it might be already gone: */
363	if (!console().isNull())
364	{
365	/* Failed in console: */
366	COMResult res(console());
367	/* This can happen if VBoxSVC is not running: */
368	if (FAILED_DEAD_INTERFACE(res.rc()))
369	fServerCrashed = true;
370	else
371	msgCenter().cannotPowerDownMachine(console());
372	return false;
373	}
374	}
375	/* Passed: */
376	return true;
377	}
378
379	bool UISession::restoreCurrentSnapshot()
380	{
381	/* Prepare result: */
382	bool fResult = false;
383
384	/* Simulate try-catch block: */
385	do
386	{
387	/* Search for corresponding VM: */
388	CVirtualBox vbox = vboxGlobal().virtualBox();
389	const QString strMachineID = vboxGlobal().managedVMUuid();
390	const CMachine mach = vbox.FindMachine(strMachineID);
391	if (!vbox.isOk() \|\| mach.isNull())
392	{
393	/* Unable to find VM: */
394	msgCenter().cannotFindMachineById(vbox, strMachineID);
395	break;
396	}
397
398	/* Open a direct session to modify that VM: */
399	CSession sess = vboxGlobal().openSession(vboxGlobal().managedVMUuid(),
400	vboxGlobal().isSeparateProcess()
401	? KLockType_Write : KLockType_Shared);
402	if (sess.isNull())
403	{
404	/* Unable to open session: */
405	break;
406	}
407
408	/* Simulate try-catch block: */
409	do
410	{
411	/* Acquire console for this session: */
412	CConsole cons = sess.GetConsole();
413	if (cons.isNull())
414	{
415	/* Unable to acquire console: */
416	break;
417	}
418
419	/* Prepare the snapshot-discard progress: */
420	const CSnapshot snap = mach.GetCurrentSnapshot();
421	CProgress prog = cons.RestoreSnapshot(snap);
422	if (!cons.isOk() \|\| prog.isNull())
423	{
424	/* Unable to restore snapshot: */
425	msgCenter().cannotRestoreSnapshot(cons, snap.GetName(), machineName());
426	break;
427	}
428
429	/* Show the snapshot-discard progress: */
430	msgCenter().showModalProgressDialog(prog, mach.GetName(), ":/progress_snapshot_discard_90px.png");
431	if (prog.GetResultCode() != 0)
432	{
433	/* Unable to restore snapshot: */
434	msgCenter().cannotRestoreSnapshot(prog, snap.GetName(), mach.GetName());
435	break;
436	}
437
438	/* Success: */
439	fResult = true;
440	}
441	while (0);
442
443	/* Unlock machine finally: */
444	sess.UnlockMachine();
445	}
446	while (0);
447
448	/* Return result: */
449	return fResult;
450	}
451
452	void UISession::closeRuntimeUI()
453	{
454	/* Start corresponding slot asynchronously: */
455	emit sigCloseRuntimeUI();
456	}
457
458	UIMachineLogic* UISession::machineLogic() const
459	{
460	return uimachine() ? uimachine()->machineLogic() : 0;
461	}
462
463	QWidget* UISession::mainMachineWindow() const
464	{
465	return machineLogic() ? machineLogic()->mainMachineWindow() : 0;
466	}
467
468	bool UISession::isVisualStateAllowed(UIVisualStateType state) const
469	{
470	return m_pMachine->isVisualStateAllowed(state);
471	}
472
473	void UISession::changeVisualState(UIVisualStateType visualStateType)
474	{
475	m_pMachine->asyncChangeVisualState(visualStateType);
476	}
477
478	bool UISession::setPause(bool fOn)
479	{
480	if (fOn)
481	console().Pause();
482	else
483	console().Resume();
484
485	bool ok = console().isOk();
486	if (!ok)
487	{
488	if (fOn)
489	msgCenter().cannotPauseMachine(console());
490	else
491	msgCenter().cannotResumeMachine(console());
492	}
493
494	return ok;
495	}
496
497	void UISession::sltInstallGuestAdditionsFrom(const QString &strSource)
498	{
499	/* This flag indicates whether we want to do the usual .ISO mounting or not.
500	* First try updating the Guest Additions directly without mounting the .ISO. */
501	bool fDoMount = false;
502
503	/* Auto-update in GUI currently is disabled. */
504	#ifndef VBOX_WITH_ADDITIONS_AUTOUPDATE_UI
505	fDoMount = true;
506	#else /* VBOX_WITH_ADDITIONS_AUTOUPDATE_UI */
507	QVector<KAdditionsUpdateFlag> aFlagsUpdate;
508	QVector<QString> aArgs;
509	CProgress progressInstall = guest().UpdateGuestAdditions(strSource,
510	aArgs, aFlagsUpdate);
511	bool fResult = guest().isOk();
512	if (fResult)
513	{
514	msgCenter().showModalProgressDialog(progressInstall, tr("Updating Guest Additions"),
515	":/progress_install_guest_additions_90px.png",
516	0, 500 /* 500ms delay. */);
517	if (progressInstall.GetCanceled())
518	return;
519
520	HRESULT rc = progressInstall.GetResultCode();
521	if (!progressInstall.isOk() \|\| rc != S_OK)
522	{
523	/* If we got back a VBOX_E_NOT_SUPPORTED we don't complain (guest OS
524	* simply isn't supported yet), so silently fall back to "old" .ISO
525	* mounting method. */
526	if ( !SUCCEEDED_WARNING(rc)
527	&& rc != VBOX_E_NOT_SUPPORTED)
528	{
529	msgCenter().cannotUpdateGuestAdditions(progressInstall);
530
531	/* Log the error message in the release log. */
532	QString strErr = progressInstall.GetErrorInfo().GetText();
533	if (!strErr.isEmpty())
534	LogRel(("%s\n", strErr.toLatin1().constData()));
535	}
536	fDoMount = true; /* Since automatic updating failed, fall back to .ISO mounting. */
537	}
538	}
539	#endif /* VBOX_WITH_ADDITIONS_AUTOUPDATE_UI */
540
541	/* Do we still want mounting? */
542	if (!fDoMount)
543	return;
544
545	/* Open corresponding medium: */
546	QString strMediumID;
547	CVirtualBox vbox = vboxGlobal().virtualBox();
548	CMedium image = vbox.OpenMedium(strSource, KDeviceType_DVD, KAccessMode_ReadWrite, false /* fForceNewUuid */);
549	if (vbox.isOk() && !image.isNull())
550	strMediumID = image.GetId();
551	else
552	{
553	msgCenter().cannotOpenMedium(vbox, UIMediumType_DVD, strSource, mainMachineWindow());
554	return;
555	}
556
557	/* Make sure GA medium ID is valid: */
558	AssertReturnVoid(!strMediumID.isNull());
559
560	/* Searching for the first suitable controller/slot: */
561	QString strControllerName;
562	LONG iCntPort = -1, iCntDevice = -1;
563	foreach (const CStorageController &controller, machine().GetStorageControllers())
564	{
565	foreach (const CMediumAttachment &attachment, machine().GetMediumAttachmentsOfController(controller.GetName()))
566	{
567	if (attachment.GetType() == KDeviceType_DVD)
568	{
569	strControllerName = controller.GetName();
570	iCntPort = attachment.GetPort();
571	iCntDevice = attachment.GetDevice();
572	break;
573	}
574	}
575	if (!strControllerName.isNull())
576	break;
577	}
578
579	/* Make sure suitable controller/slot were found: */
580	if (strControllerName.isNull())
581	{
582	msgCenter().cannotMountGuestAdditions(machineName());
583	return;
584	}
585
586	/* Try to find UIMedium among cached: */
587	UIMedium medium = vboxGlobal().medium(strMediumID);
588	if (medium.isNull())
589	{
590	/* Create new one if necessary: */
591	medium = UIMedium(image, UIMediumType_DVD, KMediumState_Created);
592	vboxGlobal().createMedium(medium);
593	}
594
595	/* Mount medium to corresponding controller/slot: */
596	machine().MountMedium(strControllerName, iCntPort, iCntDevice, medium.medium(), false /* force */);
597	if (!machine().isOk())
598	{
599	/* Ask for force mounting: */
600	if (msgCenter().cannotRemountMedium(machine(), medium, true /* mount? */,
601	true /* retry? */, mainMachineWindow()))
602	{
603	/* Force mount medium to the predefined port/device: */
604	machine().MountMedium(strControllerName, iCntPort, iCntDevice, medium.medium(), true /* force */);
605	if (!machine().isOk())
606	msgCenter().cannotRemountMedium(machine(), medium, true /* mount? */,
607	false /* retry? */, mainMachineWindow());
608	}
609	}
610	}
611
612	void UISession::sltCloseRuntimeUI()
613	{
614	/* First, we have to hide any opened modal/popup widgets.
615	* They then should unlock their event-loops synchronously.
616	* If all such loops are unlocked, we can close Runtime UI: */
617	if (QWidget *pWidget = QApplication::activeModalWidget() ?
618	QApplication::activeModalWidget() :
619	QApplication::activePopupWidget() ?
620	QApplication::activePopupWidget() : 0)
621	{
622	/* First we should try to close this widget: */
623	pWidget->close();
624	/* If widget rejected the 'close-event' we can
625	* still hide it and hope it will behave correctly
626	* and unlock his event-loop if any: */
627	if (!pWidget->isHidden())
628	pWidget->hide();
629	/* Restart this slot: */
630	emit sigCloseRuntimeUI();
631	return;
632	}
633
634	/* Finally close the Runtime UI: */
635	UIMachine::destroy();
636	}
637
638	#ifdef RT_OS_DARWIN
639	void UISession::sltHandleMenuBarConfigurationChange(const QString &strMachineID)
640	{
641	/* Skip unrelated machine IDs: */
642	if (vboxGlobal().managedVMUuid() != strMachineID)
643	return;
644
645	/* Update Mac OS X menu-bar: */
646	updateMenu();
647	}
648	#endif /* RT_OS_DARWIN */
649
650	void UISession::sltMousePointerShapeChange(bool fVisible, bool fAlpha, QPoint hotCorner, QSize size, QVector<uint8_t> shape)
651	{
652	/* In case of shape data is present: */
653	if (shape.size() > 0)
654	{
655	/* We are ignoring visibility flag: */
656	m_fIsHidingHostPointer = false;
657
658	/* And updating current cursor shape: */
659	setPointerShape(shape.data(), fAlpha,
660	hotCorner.x(), hotCorner.y(),
661	size.width(), size.height());
662	}
663	/* In case of shape data is NOT present: */
664	else
665	{
666	/* Remember if we should hide the cursor: */
667	m_fIsHidingHostPointer = !fVisible;
668	}
669
670	/* Notify listeners about mouse capability changed: */
671	emit sigMousePointerShapeChange();
672
673	}
674
675	void UISession::sltMouseCapabilityChange(bool fSupportsAbsolute, bool fSupportsRelative, bool fSupportsMultiTouch, bool fNeedsHostCursor)
676	{
677	LogRelFlow(("UISession::sltMouseCapabilityChange: "
678	"Supports absolute: %s, Supports relative: %s, "
679	"Supports multi-touch: %s, Needs host cursor: %s\n",
680	fSupportsAbsolute ? "TRUE" : "FALSE", fSupportsRelative ? "TRUE" : "FALSE",
681	fSupportsMultiTouch ? "TRUE" : "FALSE", fNeedsHostCursor ? "TRUE" : "FALSE"));
682
683	/* Check if something had changed: */
684	if ( m_fIsMouseSupportsAbsolute != fSupportsAbsolute
685	\|\| m_fIsMouseSupportsRelative != fSupportsRelative
686	\|\| m_fIsMouseSupportsMultiTouch != fSupportsMultiTouch
687	\|\| m_fIsMouseHostCursorNeeded != fNeedsHostCursor)
688	{
689	/* Store new data: */
690	m_fIsMouseSupportsAbsolute = fSupportsAbsolute;
691	m_fIsMouseSupportsRelative = fSupportsRelative;
692	m_fIsMouseSupportsMultiTouch = fSupportsMultiTouch;
693	m_fIsMouseHostCursorNeeded = fNeedsHostCursor;
694
695	/* Notify listeners about mouse capability changed: */
696	emit sigMouseCapabilityChange();
697	}
698	}
699
700	void UISession::sltKeyboardLedsChangeEvent(bool fNumLock, bool fCapsLock, bool fScrollLock)
701	{
702	/* Check if something had changed: */
703	if ( m_fNumLock != fNumLock
704	\|\| m_fCapsLock != fCapsLock
705	\|\| m_fScrollLock != fScrollLock)
706	{
707	/* Store new num lock data: */
708	if (m_fNumLock != fNumLock)
709	{
710	m_fNumLock = fNumLock;
711	m_uNumLockAdaptionCnt = 2;
712	}
713
714	/* Store new caps lock data: */
715	if (m_fCapsLock != fCapsLock)
716	{
717	m_fCapsLock = fCapsLock;
718	m_uCapsLockAdaptionCnt = 2;
719	}
720
721	/* Store new scroll lock data: */
722	if (m_fScrollLock != fScrollLock)
723	{
724	m_fScrollLock = fScrollLock;
725	}
726
727	/* Notify listeners about mouse capability changed: */
728	emit sigKeyboardLedsChange();
729	}
730	}
731
732	void UISession::sltStateChange(KMachineState state)
733	{
734	/* Check if something had changed: */
735	if (m_machineState != state)
736	{
737	/* Store new data: */
738	m_machineStatePrevious = m_machineState;
739	m_machineState = state;
740
741	/* Notify listeners about machine state changed: */
742	emit sigMachineStateChange();
743	}
744	}
745
746	void UISession::sltVRDEChange()
747	{
748	/* Get VRDE server: */
749	const CVRDEServer &server = machine().GetVRDEServer();
750	bool fIsVRDEServerAvailable = !server.isNull();
751	/* Show/Hide VRDE action depending on VRDE server availability status: */
752	// TODO: Is this status can be changed at runtime?
753	// Because if no => the place for that stuff is in prepareActions().
754	actionPool()->action(UIActionIndexRT_M_Devices_T_VRDEServer)->setVisible(fIsVRDEServerAvailable);
755	/* Check/Uncheck VRDE action depending on VRDE server activity status: */
756	if (fIsVRDEServerAvailable)
757	actionPool()->action(UIActionIndexRT_M_Devices_T_VRDEServer)->setChecked(server.GetEnabled());
758	/* Notify listeners about VRDE change: */
759	emit sigVRDEChange();
760	}
761
762	void UISession::sltVideoCaptureChange()
763	{
764	/* Check/Uncheck Video Capture action depending on feature status: */
765	actionPool()->action(UIActionIndexRT_M_Devices_M_VideoCapture_T_Start)->setChecked(machine().GetVideoCaptureEnabled());
766	/* Notify listeners about Video Capture change: */
767	emit sigVideoCaptureChange();
768	}
769
770	void UISession::sltGuestMonitorChange(KGuestMonitorChangedEventType changeType, ulong uScreenId, QRect screenGeo)
771	{
772	/* Ignore KGuestMonitorChangedEventType_NewOrigin change event: */
773	if (changeType == KGuestMonitorChangedEventType_NewOrigin)
774	return;
775	/* Ignore KGuestMonitorChangedEventType_Disabled event for primary screen: */
776	AssertMsg(countOfVisibleWindows() > 0, ("All machine windows are hidden!"));
777	if (changeType == KGuestMonitorChangedEventType_Disabled && uScreenId == 0)
778	return;
779
780	/* Process KGuestMonitorChangedEventType_Enabled change event: */
781	if ( !isScreenVisible(uScreenId)
782	&& changeType == KGuestMonitorChangedEventType_Enabled)
783	setScreenVisible(uScreenId, true);
784	/* Process KGuestMonitorChangedEventType_Disabled change event: */
785	else if ( isScreenVisible(uScreenId)
786	&& changeType == KGuestMonitorChangedEventType_Disabled)
787	setScreenVisible(uScreenId, false);
788
789	/* Notify listeners about the change: */
790	emit sigGuestMonitorChange(changeType, uScreenId, screenGeo);
791	}
792
793	#ifdef RT_OS_DARWIN
794	/**
795	* MacOS X: Restarts display-reconfiguration watchdog timer from the beginning.
796	* @note Watchdog is trying to determine display reconfiguration in
797	* UISession::sltCheckIfHostDisplayChanged() slot every 500ms for 40 tries.
798	*/
799	void UISession::sltHandleHostDisplayAboutToChange()
800	{
801	LogRelFlow(("UISession::sltHandleHostDisplayAboutToChange()\n"));
802
803	if (m_pWatchdogDisplayChange->isActive())
804	m_pWatchdogDisplayChange->stop();
805	m_pWatchdogDisplayChange->setProperty("tryNumber", 1);
806	m_pWatchdogDisplayChange->start();
807	}
808
809	/**
810	* MacOS X: Determines display reconfiguration.
811	* @note Calls for UISession::sltHandleHostScreenCountChange() if screen count changed.
812	* @note Calls for UISession::sltHandleHostScreenGeometryChange() if screen geometry changed.
813	*/
814	void UISession::sltCheckIfHostDisplayChanged()
815	{
816	LogRelFlow(("UISession::sltCheckIfHostDisplayChanged()\n"));
817
818	/* Acquire desktop wrapper: */
819	QDesktopWidget *pDesktop = QApplication::desktop();
820
821	/* Check if display count changed: */
822	if (pDesktop->screenCount() != m_hostScreens.size())
823	{
824	/* Reset watchdog: */
825	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
826	/* Notify listeners about screen-count changed: */
827	return sltHandleHostScreenCountChange();
828	}
829	else
830	{
831	/* Check if at least one display geometry changed: */
832	for (int iScreenIndex = 0; iScreenIndex < pDesktop->screenCount(); ++iScreenIndex)
833	{
834	if (pDesktop->screenGeometry(iScreenIndex) != m_hostScreens.at(iScreenIndex))
835	{
836	/* Reset watchdog: */
837	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
838	/* Notify listeners about screen-geometry changed: */
839	return sltHandleHostScreenGeometryChange();
840	}
841	}
842	}
843
844	/* Check if watchdog expired, restart if not: */
845	int cTryNumber = m_pWatchdogDisplayChange->property("tryNumber").toInt();
846	if (cTryNumber > 0 && cTryNumber < 40)
847	{
848	/* Restart watchdog again: */
849	m_pWatchdogDisplayChange->setProperty("tryNumber", ++cTryNumber);
850	m_pWatchdogDisplayChange->start();
851	}
852	else
853	{
854	/* Reset watchdog: */
855	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
856	}
857	}
858	#endif /* RT_OS_DARWIN */
859
860	void UISession::sltHandleHostScreenCountChange()
861	{
862	LogRelFlow(("UISession: Host-screen count changed.\n"));
863
864	/* Recache display data: */
865	updateHostScreenData();
866
867	/* Notify current machine-logic: */
868	emit sigHostScreenCountChange();
869	}
870
871	void UISession::sltHandleHostScreenGeometryChange()
872	{
873	LogRelFlow(("UISession: Host-screen geometry changed.\n"));
874
875	/* Recache display data: */
876	updateHostScreenData();
877
878	/* Notify current machine-logic: */
879	emit sigHostScreenGeometryChange();
880	}
881
882	void UISession::sltHandleHostScreenAvailableAreaChange()
883	{
884	LogRelFlow(("UISession: Host-screen available-area changed.\n"));
885
886	/* Notify current machine-logic: */
887	emit sigHostScreenAvailableAreaChange();
888	}
889
890	void UISession::sltAdditionsChange()
891	{
892	/* Variable flags: */
893	ULONG ulGuestAdditionsRunLevel = guest().GetAdditionsRunLevel();
894	LONG64 lLastUpdatedIgnored;
895	bool fIsGuestSupportsGraphics = guest().GetFacilityStatus(KAdditionsFacilityType_Graphics, lLastUpdatedIgnored)
896	== KAdditionsFacilityStatus_Active;
897	bool fIsGuestSupportsSeamless = guest().GetFacilityStatus(KAdditionsFacilityType_Seamless, lLastUpdatedIgnored)
898	== KAdditionsFacilityStatus_Active;
899	/* Check if something had changed: */
900	if (m_ulGuestAdditionsRunLevel != ulGuestAdditionsRunLevel \|\|
901	m_fIsGuestSupportsGraphics != fIsGuestSupportsGraphics \|\|
902	m_fIsGuestSupportsSeamless != fIsGuestSupportsSeamless)
903	{
904	/* Store new data: */
905	m_ulGuestAdditionsRunLevel = ulGuestAdditionsRunLevel;
906	m_fIsGuestSupportsGraphics = fIsGuestSupportsGraphics;
907	m_fIsGuestSupportsSeamless = fIsGuestSupportsSeamless;
908
909	/* Notify listeners about guest additions state really changed: */
910	emit sigAdditionsStateActualChange();
911	}
912
913	/* Notify listeners about guest additions state event came: */
914	emit sigAdditionsStateChange();
915	}
916
917	UISession::UISession(UIMachine *pMachine)
918	: QObject(pMachine)
919	/* Base variables: */
920	, m_pMachine(pMachine)
921	, m_pActionPool(0)
922	#ifdef Q_WS_MAC
923	, m_pMenuBar(0)
924	#endif /* Q_WS_MAC */
925	/* Common variables: */
926	, m_machineStatePrevious(KMachineState_Null)
927	, m_machineState(KMachineState_Null)
928	#ifndef Q_WS_MAC
929	, m_pMachineWindowIcon(0)
930	#endif /* !Q_WS_MAC */
931	, m_mouseCapturePolicy(MouseCapturePolicy_Default)
932	, m_guruMeditationHandlerType(GuruMeditationHandlerType_Default)
933	, m_hiDPIOptimizationType(HiDPIOptimizationType_None)
934	, m_requestedVisualStateType(UIVisualStateType_Invalid)
935	#ifdef Q_WS_WIN
936	, m_alphaCursor(0)
937	#endif /* Q_WS_WIN */
938	#ifdef Q_WS_MAC
939	, m_pWatchdogDisplayChange(0)
940	#endif /* Q_WS_MAC */
941	, m_defaultCloseAction(MachineCloseAction_Invalid)
942	, m_restrictedCloseActions(MachineCloseAction_Invalid)
943	, m_fAllCloseActionsRestricted(false)
944	/* Common flags: */
945	, m_fInitialized(false)
946	, m_fIsFirstTimeStarted(false)
947	, m_fIsGuestResizeIgnored(false)
948	, m_fIsAutoCaptureDisabled(false)
949	/* Guest additions flags: */
950	, m_ulGuestAdditionsRunLevel(0)
951	, m_fIsGuestSupportsGraphics(false)
952	, m_fIsGuestSupportsSeamless(false)
953	/* Mouse flags: */
954	, m_fNumLock(false)
955	, m_fCapsLock(false)
956	, m_fScrollLock(false)
957	, m_uNumLockAdaptionCnt(2)
958	, m_uCapsLockAdaptionCnt(2)
959	/* Mouse flags: */
960	, m_fIsMouseSupportsAbsolute(false)
961	, m_fIsMouseSupportsRelative(false)
962	, m_fIsMouseSupportsMultiTouch(false)
963	, m_fIsMouseHostCursorNeeded(false)
964	, m_fIsMouseCaptured(false)
965	, m_fIsMouseIntegrated(true)
966	, m_fIsValidPointerShapePresent(false)
967	, m_fIsHidingHostPointer(true)
968	{
969	}
970
971	UISession::~UISession()
972	{
973	}
974
975	bool UISession::prepare()
976	{
977	/* Prepare session: */
978	if (!prepareSession())
979	return false;
980
981	/* Prepare actions: */
982	prepareActions();
983
984	/* Prepare connections: */
985	prepareConnections();
986
987	/* Prepare console event-handlers: */
988	prepareConsoleEventHandlers();
989
990	/* Prepare screens: */
991	prepareScreens();
992
993	/* Prepare framebuffers: */
994	prepareFramebuffers();
995
996	/* Load settings: */
997	loadSessionSettings();
998
999	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
1000	struct sigaction sa;
1001	sa.sa_sigaction = &signalHandlerSIGUSR1;
1002	sigemptyset(&sa.sa_mask);
1003	sa.sa_flags = SA_RESTART \| SA_SIGINFO;
1004	sigaction(SIGUSR1, &sa, NULL);
1005	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
1006
1007	/* True by default: */
1008	return true;
1009	}
1010
1011	bool UISession::prepareSession()
1012	{
1013	/* Open session: */
1014	m_session = vboxGlobal().openSession(vboxGlobal().managedVMUuid(),
1015	vboxGlobal().isSeparateProcess()
1016	? KLockType_Shared : KLockType_VM);
1017	if (m_session.isNull())
1018	return false;
1019
1020	/* Get machine: */
1021	m_machine = m_session.GetMachine();
1022	if (m_machine.isNull())
1023	return false;
1024
1025	/* Get console: */
1026	m_console = m_session.GetConsole();
1027	if (m_console.isNull())
1028	return false;
1029
1030	/* Get display: */
1031	m_display = m_console.GetDisplay();
1032	if (m_display.isNull())
1033	return false;
1034
1035	/* Get guest: */
1036	m_guest = m_console.GetGuest();
1037	if (m_guest.isNull())
1038	return false;
1039
1040	/* Get mouse: */
1041	m_mouse = m_console.GetMouse();
1042	if (m_mouse.isNull())
1043	return false;
1044
1045	/* Get keyboard: */
1046	m_keyboard = m_console.GetKeyboard();
1047	if (m_keyboard.isNull())
1048	return false;
1049
1050	/* Get debugger: */
1051	m_debugger = m_console.GetDebugger();
1052	if (m_debugger.isNull())
1053	return false;
1054
1055	/* Update machine-name: */
1056	m_strMachineName = machine().GetName();
1057
1058	/* Update machine-state: */
1059	m_machineState = machine().GetState();
1060
1061	/* True by default: */
1062	return true;
1063	}
1064
1065	void UISession::prepareActions()
1066	{
1067	/* Create action-pool: */
1068	m_pActionPool = UIActionPool::create(UIActionPoolType_Runtime);
1069	AssertPtrReturnVoid(actionPool());
1070	{
1071	/* Configure action-pool: */
1072	actionPool()->toRuntime()->setSession(this);
1073
1074	/* Get host: */
1075	const CHost host = vboxGlobal().host();
1076	UIExtraDataMetaDefs::RuntimeMenuDevicesActionType restriction = UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Invalid;
1077
1078	/* Storage stuff: */
1079	{
1080	/* Initialize CD/FD menus: */
1081	int iDevicesCountCD = 0;
1082	int iDevicesCountFD = 0;
1083	foreach (const CMediumAttachment &attachment, machine().GetMediumAttachments())
1084	{
1085	if (attachment.GetType() == KDeviceType_DVD)
1086	++iDevicesCountCD;
1087	if (attachment.GetType() == KDeviceType_Floppy)
1088	++iDevicesCountFD;
1089	}
1090	QAction *pOpticalDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_OpticalDevices);
1091	QAction *pFloppyDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_FloppyDevices);
1092	pOpticalDevicesMenu->setData(iDevicesCountCD);
1093	pFloppyDevicesMenu->setData(iDevicesCountFD);
1094	if (!iDevicesCountCD)
1095	restriction = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restriction \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_OpticalDevices);
1096	if (!iDevicesCountFD)
1097	restriction = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restriction \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_FloppyDevices);
1098	}
1099
1100	/* Network stuff: */
1101	{
1102	/* Initialize Network menu: */
1103	bool fAtLeastOneAdapterActive = false;
1104	const KChipsetType chipsetType = machine().GetChipsetType();
1105	ULONG uSlots = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(chipsetType);
1106	for (ULONG uSlot = 0; uSlot < uSlots; ++uSlot)
1107	{
1108	const CNetworkAdapter &adapter = machine().GetNetworkAdapter(uSlot);
1109	if (adapter.GetEnabled())
1110	{
1111	fAtLeastOneAdapterActive = true;
1112	break;
1113	}
1114	}
1115	if (!fAtLeastOneAdapterActive)
1116	restriction = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restriction \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Network);
1117	}
1118
1119	/* USB stuff: */
1120	{
1121	/* Check whether there is at least one USB controller with an available proxy. */
1122	const bool fUSBEnabled = !machine().GetUSBDeviceFilters().isNull()
1123	&& !machine().GetUSBControllers().isEmpty()
1124	&& machine().GetUSBProxyAvailable();
1125	if (!fUSBEnabled)
1126	restriction = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restriction \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_USBDevices);
1127	}
1128
1129	/* WebCams stuff: */
1130	{
1131	/* Check whether there is an accessible video input devices pool: */
1132	host.GetVideoInputDevices();
1133	const bool fWebCamsEnabled = host.isOk() && !machine().GetUSBControllers().isEmpty();
1134	if (!fWebCamsEnabled)
1135	restriction = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restriction \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_WebCams);
1136	}
1137
1138	/* Apply cumulative restriction: */
1139	actionPool()->toRuntime()->setRestrictionForMenuDevices(UIActionRestrictionLevel_Session, restriction);
1140
1141	#ifdef Q_WS_MAC
1142	/* Create Mac OS X menu-bar: */
1143	m_pMenuBar = new UIMenuBar;
1144	AssertPtrReturnVoid(m_pMenuBar);
1145	{
1146	/* Configure Mac OS X menu-bar: */
1147	connect(gEDataManager, SIGNAL(sigMenuBarConfigurationChange(const QString&)),
1148	this, SLOT(sltHandleMenuBarConfigurationChange(const QString&)));
1149	/* Update Mac OS X menu-bar: */
1150	updateMenu();
1151	}
1152	#endif /* Q_WS_MAC */
1153	}
1154	}
1155
1156	void UISession::prepareConnections()
1157	{
1158	connect(this, SIGNAL(sigInitialized()), this, SLOT(sltMarkInitialized()));
1159	connect(this, SIGNAL(sigCloseRuntimeUI()), this, SLOT(sltCloseRuntimeUI()));
1160
1161	#ifdef Q_WS_MAC
1162	/* Install native display reconfiguration callback: */
1163	CGDisplayRegisterReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1164	#else /* !Q_WS_MAC */
1165	/* Install Qt display reconfiguration callbacks: */
1166	connect(QApplication::desktop(), SIGNAL(screenCountChanged(int)),
1167	this, SLOT(sltHandleHostScreenCountChange()));
1168	connect(QApplication::desktop(), SIGNAL(resized(int)),
1169	this, SLOT(sltHandleHostScreenGeometryChange()));
1170	connect(QApplication::desktop(), SIGNAL(workAreaResized(int)),
1171	this, SLOT(sltHandleHostScreenAvailableAreaChange()));
1172	#endif /* !Q_WS_MAC */
1173	}
1174
1175	void UISession::prepareConsoleEventHandlers()
1176	{
1177	/* Create console event-handler: */
1178	UIConsoleEventHandler::create(this);
1179
1180	/* Add console event connections: */
1181	connect(gConsoleEvents, SIGNAL(sigMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)),
1182	this, SLOT(sltMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)));
1183
1184	connect(gConsoleEvents, SIGNAL(sigMouseCapabilityChange(bool, bool, bool, bool)),
1185	this, SLOT(sltMouseCapabilityChange(bool, bool, bool, bool)));
1186
1187	connect(gConsoleEvents, SIGNAL(sigKeyboardLedsChangeEvent(bool, bool, bool)),
1188	this, SLOT(sltKeyboardLedsChangeEvent(bool, bool, bool)));
1189
1190	connect(gConsoleEvents, SIGNAL(sigStateChange(KMachineState)),
1191	this, SLOT(sltStateChange(KMachineState)));
1192
1193	connect(gConsoleEvents, SIGNAL(sigAdditionsChange()),
1194	this, SLOT(sltAdditionsChange()));
1195
1196	connect(gConsoleEvents, SIGNAL(sigVRDEChange()),
1197	this, SLOT(sltVRDEChange()));
1198
1199	connect(gConsoleEvents, SIGNAL(sigVideoCaptureChange()),
1200	this, SLOT(sltVideoCaptureChange()));
1201
1202	connect(gConsoleEvents, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)),
1203	this, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)));
1204
1205	connect(gConsoleEvents, SIGNAL(sigMediumChange(CMediumAttachment)),
1206	this, SIGNAL(sigMediumChange(CMediumAttachment)));
1207
1208	connect(gConsoleEvents, SIGNAL(sigUSBControllerChange()),
1209	this, SIGNAL(sigUSBControllerChange()));
1210
1211	connect(gConsoleEvents, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)),
1212	this, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)));
1213
1214	connect(gConsoleEvents, SIGNAL(sigSharedFolderChange()),
1215	this, SIGNAL(sigSharedFolderChange()));
1216
1217	connect(gConsoleEvents, SIGNAL(sigRuntimeError(bool, QString, QString)),
1218	this, SIGNAL(sigRuntimeError(bool, QString, QString)));
1219
1220	#ifdef Q_WS_MAC
1221	connect(gConsoleEvents, SIGNAL(sigShowWindow()),
1222	this, SIGNAL(sigShowWindows()), Qt::QueuedConnection);
1223	#endif /* Q_WS_MAC */
1224
1225	connect(gConsoleEvents, SIGNAL(sigCPUExecutionCapChange()),
1226	this, SIGNAL(sigCPUExecutionCapChange()));
1227
1228	connect(gConsoleEvents, SIGNAL(sigGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)),
1229	this, SLOT(sltGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)));
1230	}
1231
1232	void UISession::prepareScreens()
1233	{
1234	/* Recache display data: */
1235	updateHostScreenData();
1236
1237	#ifdef Q_WS_MAC
1238	/* Prepare display-change watchdog: */
1239	m_pWatchdogDisplayChange = new QTimer(this);
1240	{
1241	m_pWatchdogDisplayChange->setInterval(500);
1242	m_pWatchdogDisplayChange->setSingleShot(true);
1243	connect(m_pWatchdogDisplayChange, SIGNAL(timeout()),
1244	this, SLOT(sltCheckIfHostDisplayChanged()));
1245	}
1246	#endif /* Q_WS_MAC */
1247
1248	/* Prepare initial screen visibility status: */
1249	m_monitorVisibilityVector.resize(machine().GetMonitorCount());
1250	m_monitorVisibilityVector.fill(false);
1251	m_monitorVisibilityVector[0] = true;
1252
1253	/* If machine is in 'saved' state: */
1254	if (isSaved())
1255	{
1256	/* Update screen visibility status from saved-state: */
1257	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1258	{
1259	BOOL fEnabled = true;
1260	ULONG uGuestOriginX = 0, uGuestOriginY = 0, uGuestWidth = 0, uGuestHeight = 0;
1261	machine().QuerySavedGuestScreenInfo(iScreenIndex,
1262	uGuestOriginX, uGuestOriginY,
1263	uGuestWidth, uGuestHeight, fEnabled);
1264	m_monitorVisibilityVector[iScreenIndex] = fEnabled;
1265	}
1266	/* And make sure at least one of them is visible (primary if others are hidden): */
1267	if (countOfVisibleWindows() < 1)
1268	m_monitorVisibilityVector[0] = true;
1269	}
1270	else if (vboxGlobal().isSeparateProcess())
1271	{
1272	/* Update screen visibility status from display directly: */
1273	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1274	{
1275	KGuestMonitorStatus enmStatus = KGuestMonitorStatus_Disabled;
1276	ULONG uGuestWidth = 0, uGuestHeight = 0, uBpp = 0;
1277	LONG iGuestOriginX = 0, iGuestOriginY = 0;
1278	display().GetScreenResolution(iScreenIndex,
1279	uGuestWidth, uGuestHeight, uBpp,
1280	iGuestOriginX, iGuestOriginY, enmStatus);
1281	m_monitorVisibilityVector[iScreenIndex] = (enmStatus == KGuestMonitorStatus_Enabled);
1282	}
1283	/* And make sure at least one of them is visible (primary if others are hidden): */
1284	if (countOfVisibleWindows() < 1)
1285	m_monitorVisibilityVector[0] = true;
1286	}
1287	}
1288
1289	void UISession::prepareFramebuffers()
1290	{
1291	/* Each framebuffer will be really prepared on first UIMachineView creation: */
1292	m_frameBufferVector.resize(machine().GetMonitorCount());
1293	}
1294
1295	void UISession::loadSessionSettings()
1296	{
1297	/* Load extra-data settings: */
1298	{
1299	/* Get machine ID: */
1300	const QString strMachineID = vboxGlobal().managedVMUuid();
1301
1302	#ifndef Q_WS_MAC
1303	/* Load/prepare user's machine-window icon: */
1304	QIcon icon;
1305	foreach (const QString &strIconName, gEDataManager->machineWindowIconNames(strMachineID))
1306	if (!strIconName.isEmpty())
1307	icon.addFile(strIconName);
1308	if (!icon.isNull())
1309	m_pMachineWindowIcon = new QIcon(icon);
1310
1311	/* Load user's machine-window name postfix: */
1312	m_strMachineWindowNamePostfix = gEDataManager->machineWindowNamePostfix(strMachineID);
1313	#endif /* !Q_WS_MAC */
1314
1315	/* Determine mouse-capture policy: */
1316	m_mouseCapturePolicy = gEDataManager->mouseCapturePolicy(strMachineID);
1317
1318	/* Determine Guru Meditation handler type: */
1319	m_guruMeditationHandlerType = gEDataManager->guruMeditationHandlerType(strMachineID);
1320
1321	/* Determine HiDPI optimization type: */
1322	m_hiDPIOptimizationType = gEDataManager->hiDPIOptimizationType(strMachineID);
1323
1324	/* Is there should be First RUN Wizard? */
1325	m_fIsFirstTimeStarted = gEDataManager->machineFirstTimeStarted(strMachineID);
1326
1327	/* Should guest autoresize? */
1328	QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1329	pGuestAutoresizeSwitch->setChecked(gEDataManager->guestScreenAutoResizeEnabled(strMachineID));
1330
1331	/* Menu-bar options: */
1332	{
1333	const bool fEnabledGlobally = !vboxGlobal().settings().isFeatureActive("noMenuBar");
1334	const bool fEnabledForMachine = gEDataManager->menuBarEnabled(strMachineID);
1335	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1336	QAction *pActionMenuBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_S_Settings);
1337	pActionMenuBarSettings->setEnabled(fEnabled);
1338	QAction *pActionMenuBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_T_Visibility);
1339	pActionMenuBarSwitch->blockSignals(true);
1340	pActionMenuBarSwitch->setChecked(fEnabled);
1341	pActionMenuBarSwitch->blockSignals(false);
1342	}
1343
1344	/* Status-bar options: */
1345	{
1346	const bool fEnabledGlobally = !vboxGlobal().settings().isFeatureActive("noStatusBar");
1347	const bool fEnabledForMachine = gEDataManager->statusBarEnabled(strMachineID);
1348	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1349	QAction *pActionStatusBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_S_Settings);
1350	pActionStatusBarSettings->setEnabled(fEnabled);
1351	QAction *pActionStatusBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_T_Visibility);
1352	pActionStatusBarSwitch->blockSignals(true);
1353	pActionStatusBarSwitch->setChecked(fEnabled);
1354	pActionStatusBarSwitch->blockSignals(false);
1355	}
1356
1357	/* What is the default close action and the restricted are? */
1358	m_defaultCloseAction = gEDataManager->defaultMachineCloseAction(strMachineID);
1359	m_restrictedCloseActions = gEDataManager->restrictedMachineCloseActions(strMachineID);
1360	m_fAllCloseActionsRestricted = (!vboxGlobal().isSeparateProcess() \|\| (m_restrictedCloseActions & MachineCloseAction_Detach))
1361	&& (m_restrictedCloseActions & MachineCloseAction_SaveState)
1362	&& (m_restrictedCloseActions & MachineCloseAction_Shutdown)
1363	&& (m_restrictedCloseActions & MachineCloseAction_PowerOff);
1364	// Close VM Dialog hides PowerOff_RestoringSnapshot implicitly if PowerOff is hidden..
1365	// && (m_restrictedCloseActions & MachineCloseAction_PowerOff_RestoringSnapshot);
1366	}
1367	}
1368
1369	void UISession::saveSessionSettings()
1370	{
1371	/* Save extra-data settings: */
1372	{
1373	/* Disable First RUN Wizard: */
1374	gEDataManager->setMachineFirstTimeStarted(false, vboxGlobal().managedVMUuid());
1375
1376	/* Remember if guest should autoresize: */
1377	if (actionPool())
1378	{
1379	const QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1380	gEDataManager->setGuestScreenAutoResizeEnabled(pGuestAutoresizeSwitch->isChecked(), vboxGlobal().managedVMUuid());
1381	}
1382
1383	#ifndef Q_WS_MAC
1384	/* Cleanup user's machine-window icon: */
1385	delete m_pMachineWindowIcon;
1386	m_pMachineWindowIcon = 0;
1387	#endif /* !Q_WS_MAC */
1388	}
1389	}
1390
1391	void UISession::cleanupFramebuffers()
1392	{
1393	/* Cleanup framebuffers finally: */
1394	for (int i = m_frameBufferVector.size() - 1; i >= 0; --i)
1395	{
1396	UIFrameBuffer *pFrameBuffer = m_frameBufferVector[i];
1397	if (pFrameBuffer)
1398	{
1399	/* Mark framebuffer as unused: */
1400	pFrameBuffer->setMarkAsUnused(true);
1401	/* Detach framebuffer from Display: */
1402	display().DetachFramebuffer(i);
1403	/* Release framebuffer reference: */
1404	m_frameBufferVector[i].setNull();
1405	}
1406	}
1407	m_frameBufferVector.clear();
1408	}
1409
1410	void UISession::cleanupConsoleEventHandlers()
1411	{
1412	/* Destroy console event-handler if necessary: */
1413	if (gConsoleEvents)
1414	UIConsoleEventHandler::destroy();
1415	}
1416
1417	void UISession::cleanupConnections()
1418	{
1419	#ifdef Q_WS_MAC
1420	/* Remove display reconfiguration callback: */
1421	CGDisplayRemoveReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1422	#endif /* Q_WS_MAC */
1423	}
1424
1425	void UISession::cleanupActions()
1426	{
1427	#ifdef Q_WS_MAC
1428	/* Destroy Mac OS X menu-bar: */
1429	delete m_pMenuBar;
1430	m_pMenuBar = 0;
1431	#endif /* Q_WS_MAC */
1432
1433	/* Destroy action-pool if necessary: */
1434	if (actionPool())
1435	UIActionPool::destroy(actionPool());
1436	}
1437
1438	void UISession::cleanupSession()
1439	{
1440	/* Detach debugger: */
1441	if (!m_debugger.isNull())
1442	m_debugger.detach();
1443
1444	/* Detach keyboard: */
1445	if (!m_keyboard.isNull())
1446	m_keyboard.detach();
1447
1448	/* Detach mouse: */
1449	if (!m_mouse.isNull())
1450	m_mouse.detach();
1451
1452	/* Detach guest: */
1453	if (!m_guest.isNull())
1454	m_guest.detach();
1455
1456	/* Detach display: */
1457	if (!m_display.isNull())
1458	m_display.detach();
1459
1460	/* Detach console: */
1461	if (!m_console.isNull())
1462	m_console.detach();
1463
1464	/* Detach machine: */
1465	if (!m_machine.isNull())
1466	m_machine.detach();
1467
1468	/* Close session: */
1469	if (!m_session.isNull() && vboxGlobal().isVBoxSVCAvailable())
1470	{
1471	m_session.UnlockMachine();
1472	m_session.detach();
1473	}
1474	}
1475
1476	void UISession::cleanup()
1477	{
1478	#ifdef Q_WS_WIN
1479	/* Destroy alpha cursor: */
1480	if (m_alphaCursor)
1481	DestroyIcon(m_alphaCursor);
1482	#endif /* Q_WS_WIN */
1483
1484	/* Save settings: */
1485	saveSessionSettings();
1486
1487	/* Cleanup framebuffers: */
1488	cleanupFramebuffers();
1489
1490	/* Cleanup console event-handlers: */
1491	cleanupConsoleEventHandlers();
1492
1493	/* Cleanup connections: */
1494	cleanupConnections();
1495
1496	/* Cleanup actions: */
1497	cleanupActions();
1498
1499	/* Cleanup session: */
1500	cleanupSession();
1501	}
1502
1503	#ifdef Q_WS_MAC
1504	void UISession::updateMenu()
1505	{
1506	/* Rebuild Mac OS X menu-bar: */
1507	m_pMenuBar->clear();
1508	foreach (QMenu *pMenu, actionPool()->menus())
1509	{
1510	UIMenu pMenuUI = qobject_cast<UIMenu>(pMenu);
1511	if (!pMenuUI->isConsumable() \|\| !pMenuUI->isConsumed())
1512	m_pMenuBar->addMenu(pMenuUI);
1513	if (pMenuUI->isConsumable() && !pMenuUI->isConsumed())
1514	pMenuUI->setConsumed(true);
1515	}
1516	}
1517	#endif /* Q_WS_MAC */
1518
1519	WId UISession::winId() const
1520	{
1521	return mainMachineWindow()->winId();
1522	}
1523
1524	void UISession::setPointerShape(const uchar *pShapeData, bool fHasAlpha,
1525	uint uXHot, uint uYHot, uint uWidth, uint uHeight)
1526	{
1527	AssertMsg(pShapeData, ("Shape data must not be NULL!\n"));
1528
1529	m_fIsValidPointerShapePresent = false;
1530	const uchar *srcAndMaskPtr = pShapeData;
1531	uint andMaskSize = (uWidth + 7) / 8 * uHeight;
1532	const uchar *srcShapePtr = pShapeData + ((andMaskSize + 3) & ~3);
1533	uint srcShapePtrScan = uWidth * 4;
1534
1535	#if defined (Q_WS_WIN)
1536
1537	BITMAPV5HEADER bi;
1538	HBITMAP hBitmap;
1539	void *lpBits;
1540
1541	::ZeroMemory(&bi, sizeof (BITMAPV5HEADER));
1542	bi.bV5Size = sizeof(BITMAPV5HEADER);
1543	bi.bV5Width = uWidth;
1544	bi.bV5Height = - (LONG)uHeight;
1545	bi.bV5Planes = 1;
1546	bi.bV5BitCount = 32;
1547	bi.bV5Compression = BI_BITFIELDS;
1548	bi.bV5RedMask = 0x00FF0000;
1549	bi.bV5GreenMask = 0x0000FF00;
1550	bi.bV5BlueMask = 0x000000FF;
1551	if (fHasAlpha)
1552	bi.bV5AlphaMask = 0xFF000000;
1553	else
1554	bi.bV5AlphaMask = 0;
1555
1556	HDC hdc = GetDC(NULL);
1557
1558	/* Create the DIB section with an alpha channel: */
1559	hBitmap = CreateDIBSection(hdc, (BITMAPINFO )&bi, DIB_RGB_COLORS, (void *)&lpBits, NULL, (DWORD) 0);
1560
1561	ReleaseDC(NULL, hdc);
1562
1563	HBITMAP hMonoBitmap = NULL;
1564	if (fHasAlpha)
1565	{
1566	/* Create an empty mask bitmap: */
1567	hMonoBitmap = CreateBitmap(uWidth, uHeight, 1, 1, NULL);
1568	}
1569	else
1570	{
1571	/* Word aligned AND mask. Will be allocated and created if necessary. */
1572	uint8_t *pu8AndMaskWordAligned = NULL;
1573
1574	/* Width in bytes of the original AND mask scan line. */
1575	uint32_t cbAndMaskScan = (uWidth + 7) / 8;
1576
1577	if (cbAndMaskScan & 1)
1578	{
1579	/* Original AND mask is not word aligned. */
1580
1581	/* Allocate memory for aligned AND mask. */
1582	pu8AndMaskWordAligned = (uint8_t )RTMemTmpAllocZ((cbAndMaskScan + 1) uHeight);
1583
1584	Assert(pu8AndMaskWordAligned);
1585
1586	if (pu8AndMaskWordAligned)
1587	{
1588	/* According to MSDN the padding bits must be 0.
1589	* Compute the bit mask to set padding bits to 0 in the last byte of original AND mask. */
1590	uint32_t u32PaddingBits = cbAndMaskScan * 8 - uWidth;
1591	Assert(u32PaddingBits < 8);
1592	uint8_t u8LastBytesPaddingMask = (uint8_t)(0xFF << u32PaddingBits);
1593
1594	Log(("u8LastBytesPaddingMask = %02X, aligned w = %d, width = %d, cbAndMaskScan = %d\n",
1595	u8LastBytesPaddingMask, (cbAndMaskScan + 1) * 8, uWidth, cbAndMaskScan));
1596
1597	uint8_t src = (uint8_t )srcAndMaskPtr;
1598	uint8_t *dst = pu8AndMaskWordAligned;
1599
1600	unsigned i;
1601	for (i = 0; i < uHeight; i++)
1602	{
1603	memcpy(dst, src, cbAndMaskScan);
1604
1605	dst[cbAndMaskScan - 1] &= u8LastBytesPaddingMask;
1606
1607	src += cbAndMaskScan;
1608	dst += cbAndMaskScan + 1;
1609	}
1610	}
1611	}
1612
1613	/* Create the AND mask bitmap: */
1614	hMonoBitmap = ::CreateBitmap(uWidth, uHeight, 1, 1,
1615	pu8AndMaskWordAligned? pu8AndMaskWordAligned: srcAndMaskPtr);
1616
1617	if (pu8AndMaskWordAligned)
1618	{
1619	RTMemTmpFree(pu8AndMaskWordAligned);
1620	}
1621	}
1622
1623	Assert(hBitmap);
1624	Assert(hMonoBitmap);
1625	if (hBitmap && hMonoBitmap)
1626	{
1627	DWORD dstShapePtr = (DWORD ) lpBits;
1628
1629	for (uint y = 0; y < uHeight; y ++)
1630	{
1631	memcpy(dstShapePtr, srcShapePtr, srcShapePtrScan);
1632	srcShapePtr += srcShapePtrScan;
1633	dstShapePtr += uWidth;
1634	}
1635
1636	ICONINFO ii;
1637	ii.fIcon = FALSE;
1638	ii.xHotspot = uXHot;
1639	ii.yHotspot = uYHot;
1640	ii.hbmMask = hMonoBitmap;
1641	ii.hbmColor = hBitmap;
1642
1643	HCURSOR hAlphaCursor = CreateIconIndirect(&ii);
1644	Assert(hAlphaCursor);
1645	if (hAlphaCursor)
1646	{
1647	/* Set the new cursor: */
1648	m_cursor = QCursor(hAlphaCursor);
1649	if (m_alphaCursor)
1650	DestroyIcon(m_alphaCursor);
1651	m_alphaCursor = hAlphaCursor;
1652	m_fIsValidPointerShapePresent = true;
1653	}
1654	}
1655
1656	if (hMonoBitmap)
1657	DeleteObject(hMonoBitmap);
1658	if (hBitmap)
1659	DeleteObject(hBitmap);
1660
1661	#elif defined (Q_WS_X11) && !defined (VBOX_WITHOUT_XCURSOR)
1662
1663	XcursorImage *img = XcursorImageCreate(uWidth, uHeight);
1664	Assert(img);
1665	if (img)
1666	{
1667	img->xhot = uXHot;
1668	img->yhot = uYHot;
1669
1670	XcursorPixel *dstShapePtr = img->pixels;
1671
1672	for (uint y = 0; y < uHeight; y ++)
1673	{
1674	memcpy (dstShapePtr, srcShapePtr, srcShapePtrScan);
1675
1676	if (!fHasAlpha)
1677	{
1678	/* Convert AND mask to the alpha channel: */
1679	uchar byte = 0;
1680	for (uint x = 0; x < uWidth; x ++)
1681	{
1682	if (!(x % 8))
1683	byte = *(srcAndMaskPtr ++);
1684	else
1685	byte <<= 1;
1686
1687	if (byte & 0x80)
1688	{
1689	/* Linux doesn't support inverted pixels (XOR ops,
1690	* to be exact) in cursor shapes, so we detect such
1691	* pixels and always replace them with black ones to
1692	* make them visible at least over light colors */
1693	if (dstShapePtr [x] & 0x00FFFFFF)
1694	dstShapePtr [x] = 0xFF000000;
1695	else
1696	dstShapePtr [x] = 0x00000000;
1697	}
1698	else
1699	dstShapePtr [x] \|= 0xFF000000;
1700	}
1701	}
1702
1703	srcShapePtr += srcShapePtrScan;
1704	dstShapePtr += uWidth;
1705	}
1706
1707	/* Set the new cursor: */
1708	m_cursor = QCursor(XcursorImageLoadCursor(QX11Info::display(), img));
1709	m_fIsValidPointerShapePresent = true;
1710
1711	XcursorImageDestroy(img);
1712	}
1713
1714	#elif defined(Q_WS_MAC)
1715
1716	/* Create a ARGB image out of the shape data. */
1717	QImage image (uWidth, uHeight, QImage::Format_ARGB32);
1718	const uint8_t* pbSrcMask = static_cast<const uint8_t*> (srcAndMaskPtr);
1719	unsigned cbSrcMaskLine = RT_ALIGN (uWidth, 8) / 8;
1720	for (unsigned int y = 0; y < uHeight; ++y)
1721	{
1722	for (unsigned int x = 0; x < uWidth; ++x)
1723	{
1724	unsigned int color = ((unsigned int)srcShapePtr)[yuWidth+x];
1725	/* If the alpha channel isn't in the shape data, we have to
1726	* create them from the and-mask. This is a bit field where 1
1727	* represent transparency & 0 opaque respectively. */
1728	if (!fHasAlpha)
1729	{
1730	if (!(pbSrcMask[x / 8] & (1 << (7 - (x % 8)))))
1731	color \|= 0xff000000;
1732	else
1733	{
1734	/* This isn't quite right, but it's the best we can do I think... */
1735	if (color & 0x00ffffff)
1736	color = 0xff000000;
1737	else
1738	color = 0x00000000;
1739	}
1740	}
1741	image.setPixel (x, y, color);
1742	}
1743	/* Move one scanline forward. */
1744	pbSrcMask += cbSrcMaskLine;
1745	}
1746
1747	/* Set the new cursor: */
1748	m_cursor = QCursor(QPixmap::fromImage(image), uXHot, uYHot);
1749	m_fIsValidPointerShapePresent = true;
1750	NOREF(srcShapePtrScan);
1751
1752	#else
1753
1754	# warning "port me"
1755
1756	#endif
1757	}
1758
1759	bool UISession::preprocessInitialization()
1760	{
1761	#ifdef VBOX_WITH_NETFLT
1762	/* Skip further checks if VM in saved state */
1763	if (isSaved())
1764	return true;
1765
1766	/* Make sure all the attached and enabled network
1767	* adapters are present on the host. This check makes sense
1768	* in two cases only - when attachement type is Bridged Network
1769	* or Host-only Interface. NOTE: Only currently enabled
1770	* attachement type is checked (incorrect parameters check for
1771	* currently disabled attachement types is skipped). */
1772	QStringList failedInterfaceNames;
1773	QStringList availableInterfaceNames;
1774
1775	/* Create host network interface names list */
1776	foreach (const CHostNetworkInterface &iface, vboxGlobal().host().GetNetworkInterfaces())
1777	{
1778	availableInterfaceNames << iface.GetName();
1779	availableInterfaceNames << iface.GetShortName();
1780	}
1781
1782	ulong cCount = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(machine().GetChipsetType());
1783	for (ulong uAdapterIndex = 0; uAdapterIndex < cCount; ++uAdapterIndex)
1784	{
1785	CNetworkAdapter na = machine().GetNetworkAdapter(uAdapterIndex);
1786
1787	if (na.GetEnabled())
1788	{
1789	QString strIfName = QString();
1790
1791	/* Get physical network interface name for currently
1792	* enabled network attachement type */
1793	switch (na.GetAttachmentType())
1794	{
1795	case KNetworkAttachmentType_Bridged:
1796	strIfName = na.GetBridgedInterface();
1797	break;
1798	case KNetworkAttachmentType_HostOnly:
1799	strIfName = na.GetHostOnlyInterface();
1800	break;
1801	}
1802
1803	if (!strIfName.isEmpty() &&
1804	!availableInterfaceNames.contains(strIfName))
1805	{
1806	LogFlow(("Found invalid network interface: %s\n", strIfName.toStdString().c_str()));
1807	failedInterfaceNames << QString("%1 (adapter %2)").arg(strIfName).arg(uAdapterIndex + 1);
1808	}
1809	}
1810	}
1811
1812	/* Check if non-existent interfaces found */
1813	if (!failedInterfaceNames.isEmpty())
1814	{
1815	if (msgCenter().cannotStartWithoutNetworkIf(machineName(), failedInterfaceNames.join(", ")))
1816	machineLogic()->openNetworkSettingsDialog();
1817	else
1818	return false;
1819	}
1820	#endif /* VBOX_WITH_NETFLT */
1821
1822	/* True by default: */
1823	return true;
1824	}
1825
1826	bool UISession::postprocessInitialization()
1827	{
1828	/* Check if the required virtualization features are active. We get this info only when the session is active. */
1829	const bool fIs64BitsGuest = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetIs64Bit();
1830	const bool fRecommendVirtEx = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetRecommendedVirtEx();
1831	AssertMsg(!fIs64BitsGuest \|\| fRecommendVirtEx, ("Virtualization support missed for 64bit guest!\n"));
1832	bool fIsVirtEnabled = debugger().GetHWVirtExEnabled();
1833	if (fRecommendVirtEx && !fIsVirtEnabled)
1834	{
1835	/* Check whether vt-x / amd-v supported: */
1836	bool fVTxAMDVSupported = vboxGlobal().host().GetProcessorFeature(KProcessorFeature_HWVirtEx);
1837
1838	/* Pause VM: */
1839	setPause(true);
1840
1841	/* Ask the user about further actions: */
1842	bool fShouldWeClose;
1843	if (fIs64BitsGuest)
1844	fShouldWeClose = msgCenter().warnAboutVirtNotEnabled64BitsGuest(fVTxAMDVSupported);
1845	else
1846	fShouldWeClose = msgCenter().warnAboutVirtNotEnabledGuestRequired(fVTxAMDVSupported);
1847
1848	/* If user asked to close VM: */
1849	if (fShouldWeClose)
1850	{
1851	/* Prevent auto-closure during power off sequence: */
1852	machineLogic()->setPreventAutoClose(true);
1853	/* Power off VM: */
1854	bool fServerCrashed = false;
1855	powerOff(false, fServerCrashed);
1856	return false;
1857	}
1858
1859	/* Resume VM: */
1860	setPause(false);
1861	}
1862
1863	/* True by default: */
1864	return true;
1865	}
1866
1867	bool UISession::isScreenVisible(ulong uScreenId) const
1868	{
1869	Assert(uScreenId < (ulong)m_monitorVisibilityVector.size());
1870	return m_monitorVisibilityVector.value((int)uScreenId, false);
1871	}
1872
1873	void UISession::setScreenVisible(ulong uScreenId, bool fIsMonitorVisible)
1874	{
1875	Assert(uScreenId < (ulong)m_monitorVisibilityVector.size());
1876	if (uScreenId < (ulong)m_monitorVisibilityVector.size())
1877	m_monitorVisibilityVector[(int)uScreenId] = fIsMonitorVisible;
1878	}
1879
1880	int UISession::countOfVisibleWindows()
1881	{
1882	int cCountOfVisibleWindows = 0;
1883	for (int i = 0; i < m_monitorVisibilityVector.size(); ++i)
1884	if (m_monitorVisibilityVector[i])
1885	++cCountOfVisibleWindows;
1886	return cCountOfVisibleWindows;
1887	}
1888
1889	UIFrameBuffer* UISession::frameBuffer(ulong uScreenId) const
1890	{
1891	Assert(uScreenId < (ulong)m_frameBufferVector.size());
1892	return m_frameBufferVector.value((int)uScreenId, 0);
1893	}
1894
1895	void UISession::setFrameBuffer(ulong uScreenId, UIFrameBuffer* pFrameBuffer)
1896	{
1897	Assert(uScreenId < (ulong)m_frameBufferVector.size());
1898	if (uScreenId < (ulong)m_frameBufferVector.size())
1899	m_frameBufferVector[(int)uScreenId] = pFrameBuffer;
1900	}
1901
1902	void UISession::updateHostScreenData()
1903	{
1904	m_hostScreens.clear();
1905	QDesktopWidget *pDesktop = QApplication::desktop();
1906	for (int iScreenIndex = 0; iScreenIndex < pDesktop->screenCount(); ++iScreenIndex)
1907	m_hostScreens << pDesktop->screenGeometry(iScreenIndex);
1908	}
1909
1910	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
1911	/**
1912	* Custom signal handler. When switching VTs, we might not get release events
1913	* for Ctrl-Alt and in case a savestate is performed on the new VT, the VM will
1914	* be saved with modifier keys stuck. This is annoying enough for introducing
1915	* this hack.
1916	*/
1917	/* static */
1918	static void signalHandlerSIGUSR1(int sig, siginfo_t * /* pInfo /, void /pSecret /)
1919	{
1920	/* only SIGUSR1 is interesting */
1921	if (sig == SIGUSR1)
1922	if (UIMachine *pMachine = vboxGlobal().virtualMachine())
1923	pMachine->uisession()->machineLogic()->keyboardHandler()->releaseAllPressedKeys();
1924	}
1925	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
1926

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source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/runtime/UISession.cpp@ 54272

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