UISession.cpp@ 71368

Last change on this file since 71368 was 71368, checked in by vboxsync, 7 years ago
FE/Qt: bugref:9049: Detach VBoxGlobal from VBoxQGLOverlay stuff.
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1	/* $Id: UISession.cpp 71368 2018-03-16 14:32:33Z vboxsync $ */
2	/** @file
3	* VBox Qt GUI - UISession class implementation.
4	*/
5
6	/*
7	* Copyright (C) 2006-2017 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 <QBitmap>
25	# include <QMenuBar>
26	# include <QWidget>
27	# ifdef VBOX_WS_MAC
28	# include <QTimer>
29	# endif /* VBOX_WS_MAC */
30
31	/* GUI includes: */
32	# include "VBoxGlobal.h"
33	# include "UIDesktopWidgetWatchdog.h"
34	# include "UIExtraDataManager.h"
35	# include "UISession.h"
36	# include "UIMachine.h"
37	# include "UIMedium.h"
38	# include "UIActionPoolRuntime.h"
39	# include "UIMachineLogic.h"
40	# include "UIMachineView.h"
41	# include "UIMachineWindow.h"
42	# include "UIMessageCenter.h"
43	# include "UIPopupCenter.h"
44	# include "UIWizardFirstRun.h"
45	# include "UIConsoleEventHandler.h"
46	# include "UIFrameBuffer.h"
47	# include "UISettingsDialogSpecific.h"
48	# ifdef VBOX_WITH_VIDEOHWACCEL
49	# include "VBoxFBOverlay.h"
50	# endif /* VBOX_WITH_VIDEOHWACCEL */
51	# ifdef VBOX_WS_MAC
52	# include "VBoxUtils-darwin.h"
53	# endif /* VBOX_WS_MAC */
54
55	# ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
56	# include "UIKeyboardHandler.h"
57	# include <signal.h>
58	# endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
59
60	/* COM includes: */
61	# include "CAudioAdapter.h"
62	# include "CSystemProperties.h"
63	# include "CStorageController.h"
64	# include "CMediumAttachment.h"
65	# include "CNetworkAdapter.h"
66	# include "CHostNetworkInterface.h"
67	# include "CVRDEServer.h"
68	# include "CUSBController.h"
69	# include "CUSBDeviceFilters.h"
70	# include "CHostVideoInputDevice.h"
71	# include "CSnapshot.h"
72	# include "CMedium.h"
73
74	#endif /* !VBOX_WITH_PRECOMPILED_HEADERS */
75
76	/* Qt includes: */
77	#ifdef VBOX_WS_WIN
78	# include <QtWin>
79	#endif /* VBOX_WS_WIN */
80
81	#ifdef VBOX_WS_X11
82	# include <QX11Info>
83	# include <X11/Xlib.h>
84	# include <X11/Xutil.h>
85	#endif /* VBOX_WS_X11 */
86
87	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
88	static void signalHandlerSIGUSR1(int sig, siginfo_t , void );
89	#endif
90
91	#ifdef VBOX_WS_MAC
92	/**
93	* MacOS X: Application Services: Core Graphics: Display reconfiguration callback.
94	*
95	* Notifies UISession about @a display configuration change.
96	* Corresponding change described by Core Graphics @a flags.
97	* Uses UISession @a pHandler to process this change.
98	*
99	* @note Last argument (@a pHandler) must always be valid pointer to UISession object.
100	* @note Calls for UISession::sltHandleHostDisplayAboutToChange() slot if display configuration changed.
101	*/
102	void cgDisplayReconfigurationCallback(CGDirectDisplayID display, CGDisplayChangeSummaryFlags flags, void *pHandler)
103	{
104	/* Which flags we are handling? */
105	int iHandledFlags = kCGDisplayAddFlag /* display added */
106	\| kCGDisplayRemoveFlag /* display removed */
107	\| kCGDisplaySetModeFlag /* display mode changed */;
108
109	/* Handle 'display-add' case: */
110	if (flags & kCGDisplayAddFlag)
111	LogRelFlow(("GUI: UISession::cgDisplayReconfigurationCallback: Display added.\n"));
112	/* Handle 'display-remove' case: */
113	else if (flags & kCGDisplayRemoveFlag)
114	LogRelFlow(("GUI: UISession::cgDisplayReconfigurationCallback: Display removed.\n"));
115	/* Handle 'mode-set' case: */
116	else if (flags & kCGDisplaySetModeFlag)
117	LogRelFlow(("GUI: UISession::cgDisplayReconfigurationCallback: Display mode changed.\n"));
118
119	/* Ask handler to process our callback: */
120	if (flags & iHandledFlags)
121	QTimer::singleShot(0, static_cast<UISession*>(pHandler),
122	SLOT(sltHandleHostDisplayAboutToChange()));
123
124	Q_UNUSED(display);
125	}
126	#endif /* VBOX_WS_MAC */
127
128	/* static */
129	bool UISession::create(UISession &pSession, UIMachine pMachine)
130	{
131	/* Make sure null pointer passed: */
132	AssertReturn(pSession == 0, false);
133
134	/* Create session UI: */
135	pSession = new UISession(pMachine);
136	/* Make sure it's prepared: */
137	if (!pSession->prepare())
138	{
139	/* Destroy session UI otherwise: */
140	destroy(pSession);
141	/* False in that case: */
142	return false;
143	}
144	/* True by default: */
145	return true;
146	}
147
148	/* static */
149	void UISession::destroy(UISession *&pSession)
150	{
151	/* Make sure valid pointer passed: */
152	AssertReturnVoid(pSession != 0);
153
154	/* Cleanup session UI: */
155	pSession->cleanup();
156	/* Destroy session: */
157	delete pSession;
158	pSession = 0;
159	}
160
161	bool UISession::initialize()
162	{
163	/* Preprocess initialization: */
164	if (!preprocessInitialization())
165	return false;
166
167	/* Notify user about mouse&keyboard auto-capturing: */
168	if (gEDataManager->autoCaptureEnabled())
169	popupCenter().remindAboutAutoCapture(machineLogic()->activeMachineWindow());
170
171	/* Check if we are in teleportation waiting mode.
172	* In that case no first run wizard is necessary. */
173	m_machineState = machine().GetState();
174	if ( isFirstTimeStarted()
175	&& !(( m_machineState == KMachineState_PoweredOff
176	\|\| m_machineState == KMachineState_Aborted
177	\|\| m_machineState == KMachineState_Teleported)
178	&& machine().GetTeleporterEnabled()))
179	{
180	UISafePointerWizard pWizard = new UIWizardFirstRun(mainMachineWindow(), machine());
181	pWizard->prepare();
182	pWizard->exec();
183	if (pWizard)
184	delete pWizard;
185	}
186
187	/* Apply debug settings from the command line. */
188	if (!debugger().isNull() && debugger().isOk())
189	{
190	if (vboxGlobal().isPatmDisabled())
191	debugger().SetPATMEnabled(false);
192	if (vboxGlobal().isCsamDisabled())
193	debugger().SetCSAMEnabled(false);
194	if (vboxGlobal().isSupervisorCodeExecedRecompiled())
195	debugger().SetRecompileSupervisor(true);
196	if (vboxGlobal().isUserCodeExecedRecompiled())
197	debugger().SetRecompileUser(true);
198	if (vboxGlobal().areWeToExecuteAllInIem())
199	debugger().SetExecuteAllInIEM(true);
200	if (!vboxGlobal().isDefaultWarpPct())
201	debugger().SetVirtualTimeRate(vboxGlobal().getWarpPct());
202	}
203
204	/* Apply ad-hoc reconfigurations from the command line: */
205	if (vboxGlobal().hasFloppyImageToMount())
206	mountAdHocImage(KDeviceType_Floppy, UIMediumType_Floppy, vboxGlobal().getFloppyImage());
207	if (vboxGlobal().hasDvdImageToMount())
208	mountAdHocImage(KDeviceType_DVD, UIMediumType_DVD, vboxGlobal().getDvdImage());
209
210	/* Power UP if this is NOT separate process: */
211	if (!vboxGlobal().isSeparateProcess())
212	if (!powerUp())
213	return false;
214
215	/* Make sure all the pending Console events converted to signals
216	* during the powerUp() progress above reached their destinations.
217	* That is necessary to make sure all the pending machine state change events processed.
218	* We can't just use the machine state directly acquired from IMachine because there
219	* will be few places which are using stale machine state, not just this one. */
220	QApplication::sendPostedEvents(0, QEvent::MetaCall);
221
222	/* Check if we missed a really quick termination after successful startup: */
223	if (isTurnedOff())
224	{
225	LogRel(("GUI: Aborting startup due to invalid machine state detected: %d\n", machineState()));
226	return false;
227	}
228
229	/* Postprocess initialization: */
230	if (!postprocessInitialization())
231	return false;
232
233	/* Fetch corresponding states: */
234	if (vboxGlobal().isSeparateProcess())
235	{
236	m_fIsMouseSupportsAbsolute = mouse().GetAbsoluteSupported();
237	m_fIsMouseSupportsRelative = mouse().GetRelativeSupported();
238	m_fIsMouseSupportsMultiTouch = mouse().GetMultiTouchSupported();
239	m_fIsMouseHostCursorNeeded = mouse().GetNeedsHostCursor();
240	sltAdditionsChange();
241	}
242	machineLogic()->initializePostPowerUp();
243
244	/* Load VM settings: */
245	loadVMSettings();
246
247	#ifdef VBOX_WITH_VIDEOHWACCEL
248	/* Log whether 2D video acceleration is enabled: */
249	LogRel(("GUI: 2D video acceleration is %s\n",
250	machine().GetAccelerate2DVideoEnabled() && VBoxQGLOverlay::isAcceleration2DVideoAvailable()
251	? "enabled" : "disabled"));
252	#endif /* VBOX_WITH_VIDEOHWACCEL */
253
254	/* Log whether HID LEDs sync is enabled: */
255	#if defined(VBOX_WS_MAC) \|\| defined(VBOX_WS_WIN)
256	LogRel(("GUI: HID LEDs sync is %s\n",
257	uimachine()->machineLogic()->isHidLedsSyncEnabled()
258	? "enabled" : "disabled"));
259	#else /* !VBOX_WS_MAC && !VBOX_WS_WIN */
260	LogRel(("GUI: HID LEDs sync is not supported on this platform\n"));
261	#endif /* !VBOX_WS_MAC && !VBOX_WS_WIN */
262
263	#ifdef VBOX_GUI_WITH_PIDFILE
264	vboxGlobal().createPidfile();
265	#endif /* VBOX_GUI_WITH_PIDFILE */
266
267	/* Warn listeners about we are initialized: */
268	emit sigInitialized();
269
270	/* True by default: */
271	return true;
272	}
273
274	bool UISession::powerUp()
275	{
276	/* Power UP machine: */
277	CProgress progress = vboxGlobal().shouldStartPaused() ? console().PowerUpPaused() : console().PowerUp();
278
279	/* Check for immediate failure: */
280	if (!console().isOk() \|\| progress.isNull())
281	{
282	if (vboxGlobal().showStartVMErrors())
283	msgCenter().cannotStartMachine(console(), machineName());
284	LogRel(("GUI: Aborting startup due to power up issue detected...\n"));
285	return false;
286	}
287
288	/* Some logging right after we powered up: */
289	LogRel(("Qt version: %s\n", VBoxGlobal::qtRTVersionString().toUtf8().constData()));
290	#ifdef VBOX_WS_X11
291	LogRel(("X11 Window Manager code: %d\n", (int)vboxGlobal().typeOfWindowManager()));
292	#endif
293
294	/* Enable 'manual-override',
295	* preventing automatic Runtime UI closing
296	* and visual representation mode changes: */
297	if (machineLogic())
298	machineLogic()->setManualOverrideMode(true);
299
300	/* Show "Starting/Restoring" progress dialog: */
301	if (isSaved())
302	{
303	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_state_restore_90px.png", 0, 0);
304	/* After restoring from 'saved' state, machine-window(s) geometry should be adjusted: */
305	machineLogic()->adjustMachineWindowsGeometry();
306	}
307	else
308	{
309	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_start_90px.png");
310	/* After VM start, machine-window(s) size-hint(s) should be sent: */
311	machineLogic()->sendMachineWindowsSizeHints();
312	}
313
314	/* Check for progress failure: */
315	if (!progress.isOk() \|\| progress.GetResultCode() != 0)
316	{
317	if (vboxGlobal().showStartVMErrors())
318	msgCenter().cannotStartMachine(progress, machineName());
319	LogRel(("GUI: Aborting startup due to power up progress issue detected...\n"));
320	return false;
321	}
322
323	/* Disable 'manual-override' finally: */
324	if (machineLogic())
325	machineLogic()->setManualOverrideMode(false);
326
327	/* True by default: */
328	return true;
329	}
330
331	bool UISession::detach()
332	{
333	/* Nothing here for now: */
334	return true;
335	}
336
337	bool UISession::saveState()
338	{
339	/* Prepare the saving progress: */
340	CProgress progress = machine().SaveState();
341	if (machine().isOk())
342	{
343	/* Show the saving progress: */
344	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_state_save_90px.png");
345	if (!progress.isOk() \|\| progress.GetResultCode() != 0)
346	{
347	/* Failed in progress: */
348	msgCenter().cannotSaveMachineState(progress, machineName());
349	return false;
350	}
351	}
352	else
353	{
354	/* Failed in console: */
355	msgCenter().cannotSaveMachineState(machine());
356	return false;
357	}
358	/* Passed: */
359	return true;
360	}
361
362	bool UISession::shutdown()
363	{
364	/* Send ACPI shutdown signal if possible: */
365	console().PowerButton();
366	if (!console().isOk())
367	{
368	/* Failed in console: */
369	msgCenter().cannotACPIShutdownMachine(console());
370	return false;
371	}
372	/* Passed: */
373	return true;
374	}
375
376	bool UISession::powerOff(bool fIncludingDiscard, bool &fServerCrashed)
377	{
378	/* Prepare the power-off progress: */
379	LogRel(("GUI: Powering VM down on UI session power off request...\n"));
380	CProgress progress = console().PowerDown();
381	if (console().isOk())
382	{
383	/* Show the power-off progress: */
384	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_poweroff_90px.png");
385	if (progress.isOk() && progress.GetResultCode() == 0)
386	{
387	/* Discard the current state if requested: */
388	if (fIncludingDiscard)
389	return restoreCurrentSnapshot();
390	}
391	else
392	{
393	/* Failed in progress: */
394	msgCenter().cannotPowerDownMachine(progress, machineName());
395	return false;
396	}
397	}
398	else
399	{
400	/* Check the machine state, it might be already gone: */
401	if (!console().isNull())
402	{
403	/* Failed in console: */
404	COMResult res(console());
405	/* This can happen if VBoxSVC is not running: */
406	if (FAILED_DEAD_INTERFACE(res.rc()))
407	fServerCrashed = true;
408	else
409	msgCenter().cannotPowerDownMachine(console());
410	return false;
411	}
412	}
413	/* Passed: */
414	return true;
415	}
416
417	bool UISession::restoreCurrentSnapshot()
418	{
419	/* Prepare result: */
420	bool fResult = false;
421
422	/* Simulate try-catch block: */
423	do
424	{
425	/* Search for corresponding VM: */
426	CVirtualBox vbox = vboxGlobal().virtualBox();
427	const QString strMachineID = vboxGlobal().managedVMUuid();
428	const CMachine mach = vbox.FindMachine(strMachineID);
429	if (!vbox.isOk() \|\| mach.isNull())
430	{
431	/* Unable to find VM: */
432	msgCenter().cannotFindMachineById(vbox, strMachineID);
433	break;
434	}
435
436	/* Open a direct session to modify that VM: */
437	CSession sess = vboxGlobal().openSession(vboxGlobal().managedVMUuid(),
438	vboxGlobal().isSeparateProcess()
439	? KLockType_Write : KLockType_Shared);
440	if (sess.isNull())
441	{
442	/* Unable to open session: */
443	break;
444	}
445
446	/* Simulate try-catch block: */
447	do
448	{
449	/* Acquire machine for this session: */
450	CMachine machine = sess.GetMachine();
451	if (machine.isNull())
452	{
453	/* Unable to acquire machine: */
454	break;
455	}
456
457	/* Prepare the snapshot-discard progress: */
458	const CSnapshot snap = machine.GetCurrentSnapshot();
459	CProgress prog = machine.RestoreSnapshot(snap);
460	if (!machine.isOk() \|\| prog.isNull())
461	{
462	/* Unable to restore snapshot: */
463	msgCenter().cannotRestoreSnapshot(machine, snap.GetName(), machineName());
464	break;
465	}
466
467	/* Show the snapshot-discard progress: */
468	msgCenter().showModalProgressDialog(prog, machine.GetName(), ":/progress_snapshot_discard_90px.png");
469	if (prog.GetResultCode() != 0)
470	{
471	/* Unable to restore snapshot: */
472	msgCenter().cannotRestoreSnapshot(prog, snap.GetName(), machine.GetName());
473	break;
474	}
475
476	/* Success: */
477	fResult = true;
478	}
479	while (0);
480
481	/* Unlock machine finally: */
482	sess.UnlockMachine();
483	}
484	while (0);
485
486	/* Return result: */
487	return fResult;
488	}
489
490	UIMachineLogic* UISession::machineLogic() const
491	{
492	return uimachine() ? uimachine()->machineLogic() : 0;
493	}
494
495	QWidget* UISession::mainMachineWindow() const
496	{
497	return machineLogic() ? machineLogic()->mainMachineWindow() : 0;
498	}
499
500	WId UISession::mainMachineWindowId() const
501	{
502	return mainMachineWindow()->winId();
503	}
504
505	bool UISession::isVisualStateAllowed(UIVisualStateType state) const
506	{
507	return m_pMachine->isVisualStateAllowed(state);
508	}
509
510	void UISession::changeVisualState(UIVisualStateType visualStateType)
511	{
512	m_pMachine->asyncChangeVisualState(visualStateType);
513	}
514
515	bool UISession::setPause(bool fOn)
516	{
517	if (fOn)
518	console().Pause();
519	else
520	console().Resume();
521
522	bool ok = console().isOk();
523	if (!ok)
524	{
525	if (fOn)
526	msgCenter().cannotPauseMachine(console());
527	else
528	msgCenter().cannotResumeMachine(console());
529	}
530
531	return ok;
532	}
533
534	void UISession::sltInstallGuestAdditionsFrom(const QString &strSource)
535	{
536	/* This flag indicates whether we want to do the usual .ISO mounting or not.
537	* First try updating the Guest Additions directly without mounting the .ISO. */
538	bool fDoMount = false;
539
540	/* Auto-update through GUI is currently disabled. */
541	#ifndef VBOX_WITH_ADDITIONS_AUTOUPDATE_UI
542	fDoMount = true;
543	#else /* VBOX_WITH_ADDITIONS_AUTOUPDATE_UI */
544	/* Initiate installation progress: */
545	QVector<QString> aArgs;
546	QVector<KAdditionsUpdateFlag> aFlagsUpdate;
547	CProgress comProgressInstall = guest().UpdateGuestAdditions(strSource, aArgs, aFlagsUpdate);
548	if (guest().isOk() && comProgressInstall.isNotNull())
549	{
550	/* Show installation progress: */
551	msgCenter().showModalProgressDialog(comProgressInstall, tr("Updating Guest Additions"),
552	":/progress_install_guest_additions_90px.png",
553	0, 500 /* 500ms delay. */);
554	if (comProgressInstall.GetCanceled())
555	return;
556
557	/* Check whether progress result isn't Ok: */
558	const HRESULT rc = comProgressInstall.GetResultCode();
559	if (!comProgressInstall.isOk() \|\| rc != S_OK)
560	{
561	/* If we got back a VBOX_E_NOT_SUPPORTED we don't complain (guest OS simply isn't
562	* supported yet), so silently fall back to "old" .ISO mounting method. */
563	if ( !SUCCEEDED_WARNING(rc)
564	&& rc != VBOX_E_NOT_SUPPORTED)
565	{
566	msgCenter().cannotUpdateGuestAdditions(comProgressInstall);
567
568	/* Throw the error message into release log as well: */
569	const QString &strErr = comProgressInstall.GetErrorInfo().GetText();
570	if (!strErr.isEmpty())
571	LogRel(("%s\n", strErr.toLatin1().constData()));
572	}
573
574	/* Since automatic updating failed, fall back to .ISO mounting: */
575	fDoMount = true;
576	}
577	}
578	#endif /* VBOX_WITH_ADDITIONS_AUTOUPDATE_UI */
579
580	/* Check whether we still want mounting? */
581	if (!fDoMount)
582	return;
583
584	/* Mount medium add-hoc: */
585	mountAdHocImage(KDeviceType_DVD, UIMediumType_DVD, strSource);
586	}
587
588	void UISession::sltCloseRuntimeUI()
589	{
590	/* Ask UIMachine to close Runtime UI: */
591	uimachine()->closeRuntimeUI();
592	}
593
594	#ifdef RT_OS_DARWIN
595	void UISession::sltHandleMenuBarConfigurationChange(const QString &strMachineID)
596	{
597	/* Skip unrelated machine IDs: */
598	if (vboxGlobal().managedVMUuid() != strMachineID)
599	return;
600
601	/* Update Mac OS X menu-bar: */
602	updateMenu();
603	}
604	#endif /* RT_OS_DARWIN */
605
606	void UISession::sltMousePointerShapeChange(bool fVisible, bool fAlpha, QPoint hotCorner, QSize size, QVector<uint8_t> shape)
607	{
608	/* In case of shape data is present: */
609	if (shape.size() > 0)
610	{
611	/* We are ignoring visibility flag: */
612	m_fIsHidingHostPointer = false;
613
614	/* And updating current cursor shape: */
615	setPointerShape(shape.data(), fAlpha,
616	hotCorner.x(), hotCorner.y(),
617	size.width(), size.height());
618	}
619	/* In case of shape data is NOT present: */
620	else
621	{
622	/* Remember if we should hide the cursor: */
623	m_fIsHidingHostPointer = !fVisible;
624	}
625
626	/* Notify listeners about mouse capability changed: */
627	emit sigMousePointerShapeChange();
628
629	}
630
631	void UISession::sltMouseCapabilityChange(bool fSupportsAbsolute, bool fSupportsRelative, bool fSupportsMultiTouch, bool fNeedsHostCursor)
632	{
633	LogRelFlow(("GUI: UISession::sltMouseCapabilityChange: "
634	"Supports absolute: %s, Supports relative: %s, "
635	"Supports multi-touch: %s, Needs host cursor: %s\n",
636	fSupportsAbsolute ? "TRUE" : "FALSE", fSupportsRelative ? "TRUE" : "FALSE",
637	fSupportsMultiTouch ? "TRUE" : "FALSE", fNeedsHostCursor ? "TRUE" : "FALSE"));
638
639	/* Check if something had changed: */
640	if ( m_fIsMouseSupportsAbsolute != fSupportsAbsolute
641	\|\| m_fIsMouseSupportsRelative != fSupportsRelative
642	\|\| m_fIsMouseSupportsMultiTouch != fSupportsMultiTouch
643	\|\| m_fIsMouseHostCursorNeeded != fNeedsHostCursor)
644	{
645	/* Store new data: */
646	m_fIsMouseSupportsAbsolute = fSupportsAbsolute;
647	m_fIsMouseSupportsRelative = fSupportsRelative;
648	m_fIsMouseSupportsMultiTouch = fSupportsMultiTouch;
649	m_fIsMouseHostCursorNeeded = fNeedsHostCursor;
650
651	/* Notify listeners about mouse capability changed: */
652	emit sigMouseCapabilityChange();
653	}
654	}
655
656	void UISession::sltKeyboardLedsChangeEvent(bool fNumLock, bool fCapsLock, bool fScrollLock)
657	{
658	/* Check if something had changed: */
659	if ( m_fNumLock != fNumLock
660	\|\| m_fCapsLock != fCapsLock
661	\|\| m_fScrollLock != fScrollLock)
662	{
663	/* Store new num lock data: */
664	if (m_fNumLock != fNumLock)
665	{
666	m_fNumLock = fNumLock;
667	m_uNumLockAdaptionCnt = 2;
668	}
669
670	/* Store new caps lock data: */
671	if (m_fCapsLock != fCapsLock)
672	{
673	m_fCapsLock = fCapsLock;
674	m_uCapsLockAdaptionCnt = 2;
675	}
676
677	/* Store new scroll lock data: */
678	if (m_fScrollLock != fScrollLock)
679	{
680	m_fScrollLock = fScrollLock;
681	}
682
683	/* Notify listeners about mouse capability changed: */
684	emit sigKeyboardLedsChange();
685	}
686	}
687
688	void UISession::sltStateChange(KMachineState state)
689	{
690	/* Check if something had changed: */
691	if (m_machineState != state)
692	{
693	/* Store new data: */
694	m_machineStatePrevious = m_machineState;
695	m_machineState = state;
696
697	/* Notify listeners about machine state changed: */
698	emit sigMachineStateChange();
699	}
700	}
701
702	void UISession::sltVRDEChange()
703	{
704	/* Make sure VRDE server is present: */
705	const CVRDEServer server = machine().GetVRDEServer();
706	AssertMsgReturnVoid(machine().isOk() && !server.isNull(),
707	("VRDE server should NOT be null!\n"));
708
709	/* Check/Uncheck VRDE Server action depending on feature status: */
710	actionPool()->action(UIActionIndexRT_M_View_T_VRDEServer)->blockSignals(true);
711	actionPool()->action(UIActionIndexRT_M_View_T_VRDEServer)->setChecked(server.GetEnabled());
712	actionPool()->action(UIActionIndexRT_M_View_T_VRDEServer)->blockSignals(false);
713
714	/* Notify listeners about VRDE change: */
715	emit sigVRDEChange();
716	}
717
718	void UISession::sltVideoCaptureChange()
719	{
720	/* Check/Uncheck Video Capture action depending on feature status: */
721	actionPool()->action(UIActionIndexRT_M_View_M_VideoCapture_T_Start)->blockSignals(true);
722	actionPool()->action(UIActionIndexRT_M_View_M_VideoCapture_T_Start)->setChecked(machine().GetVideoCaptureEnabled());
723	actionPool()->action(UIActionIndexRT_M_View_M_VideoCapture_T_Start)->blockSignals(false);
724
725	/* Notify listeners about Video Capture change: */
726	emit sigVideoCaptureChange();
727	}
728
729	void UISession::sltGuestMonitorChange(KGuestMonitorChangedEventType changeType, ulong uScreenId, QRect screenGeo)
730	{
731	/* Ignore KGuestMonitorChangedEventType_NewOrigin change event: */
732	if (changeType == KGuestMonitorChangedEventType_NewOrigin)
733	return;
734	/* Ignore KGuestMonitorChangedEventType_Disabled event for primary screen: */
735	AssertMsg(countOfVisibleWindows() > 0, ("All machine windows are hidden!"));
736	if (changeType == KGuestMonitorChangedEventType_Disabled && uScreenId == 0)
737	return;
738
739	/* Process KGuestMonitorChangedEventType_Enabled change event: */
740	if ( !isScreenVisible(uScreenId)
741	&& changeType == KGuestMonitorChangedEventType_Enabled)
742	setScreenVisible(uScreenId, true);
743	/* Process KGuestMonitorChangedEventType_Disabled change event: */
744	else if ( isScreenVisible(uScreenId)
745	&& changeType == KGuestMonitorChangedEventType_Disabled)
746	setScreenVisible(uScreenId, false);
747
748	/* Notify listeners about the change: */
749	emit sigGuestMonitorChange(changeType, uScreenId, screenGeo);
750	}
751
752	void UISession::sltHandleStorageDeviceChange(const CMediumAttachment &attachment, bool fRemoved, bool fSilent)
753	{
754	/* Update action restrictions: */
755	updateActionRestrictions();
756
757	/* Notify listeners about storage device change: */
758	emit sigStorageDeviceChange(attachment, fRemoved, fSilent);
759	}
760
761	void UISession::sltAudioAdapterChange()
762	{
763	/* Make sure Audio adapter is present: */
764	const CAudioAdapter comAdapter = machine().GetAudioAdapter();
765	AssertMsgReturnVoid(machine().isOk() && comAdapter.isNotNull(),
766	("Audio adapter should NOT be null!\n"));
767
768	/* Check/Uncheck Audio adapter output/input actions depending on features status: */
769	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Output)->blockSignals(true);
770	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Output)->setChecked(comAdapter.GetEnabledOut());
771	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Output)->blockSignals(false);
772	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Input)->blockSignals(true);
773	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Input)->setChecked(comAdapter.GetEnabledIn());
774	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Input)->blockSignals(false);
775
776	/* Notify listeners about Audio adapter change: */
777	emit sigAudioAdapterChange();
778
779	}
780
781	#ifdef RT_OS_DARWIN
782	/**
783	* MacOS X: Restarts display-reconfiguration watchdog timer from the beginning.
784	* @note Watchdog is trying to determine display reconfiguration in
785	* UISession::sltCheckIfHostDisplayChanged() slot every 500ms for 40 tries.
786	*/
787	void UISession::sltHandleHostDisplayAboutToChange()
788	{
789	LogRelFlow(("GUI: UISession::sltHandleHostDisplayAboutToChange()\n"));
790
791	if (m_pWatchdogDisplayChange->isActive())
792	m_pWatchdogDisplayChange->stop();
793	m_pWatchdogDisplayChange->setProperty("tryNumber", 1);
794	m_pWatchdogDisplayChange->start();
795	}
796
797	/**
798	* MacOS X: Determines display reconfiguration.
799	* @note Calls for UISession::sltHandleHostScreenCountChange() if screen count changed.
800	* @note Calls for UISession::sltHandleHostScreenGeometryChange() if screen geometry changed.
801	*/
802	void UISession::sltCheckIfHostDisplayChanged()
803	{
804	LogRelFlow(("GUI: UISession::sltCheckIfHostDisplayChanged()\n"));
805
806	/* Check if display count changed: */
807	if (gpDesktop->screenCount() != m_hostScreens.size())
808	{
809	/* Reset watchdog: */
810	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
811	/* Notify listeners about screen-count changed: */
812	return sltHandleHostScreenCountChange();
813	}
814	else
815	{
816	/* Check if at least one display geometry changed: */
817	for (int iScreenIndex = 0; iScreenIndex < gpDesktop->screenCount(); ++iScreenIndex)
818	{
819	if (gpDesktop->screenGeometry(iScreenIndex) != m_hostScreens.at(iScreenIndex))
820	{
821	/* Reset watchdog: */
822	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
823	/* Notify listeners about screen-geometry changed: */
824	return sltHandleHostScreenGeometryChange();
825	}
826	}
827	}
828
829	/* Check if watchdog expired, restart if not: */
830	int cTryNumber = m_pWatchdogDisplayChange->property("tryNumber").toInt();
831	if (cTryNumber > 0 && cTryNumber < 40)
832	{
833	/* Restart watchdog again: */
834	m_pWatchdogDisplayChange->setProperty("tryNumber", ++cTryNumber);
835	m_pWatchdogDisplayChange->start();
836	}
837	else
838	{
839	/* Reset watchdog: */
840	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
841	}
842	}
843	#endif /* RT_OS_DARWIN */
844
845	void UISession::sltHandleHostScreenCountChange()
846	{
847	LogRelFlow(("GUI: UISession: Host-screen count changed.\n"));
848
849	/* Recache display data: */
850	updateHostScreenData();
851
852	/* Notify current machine-logic: */
853	emit sigHostScreenCountChange();
854	}
855
856	void UISession::sltHandleHostScreenGeometryChange()
857	{
858	LogRelFlow(("GUI: UISession: Host-screen geometry changed.\n"));
859
860	/* Recache display data: */
861	updateHostScreenData();
862
863	/* Notify current machine-logic: */
864	emit sigHostScreenGeometryChange();
865	}
866
867	void UISession::sltHandleHostScreenAvailableAreaChange()
868	{
869	LogRelFlow(("GUI: UISession: Host-screen available-area changed.\n"));
870
871	/* Notify current machine-logic: */
872	emit sigHostScreenAvailableAreaChange();
873	}
874
875	void UISession::sltAdditionsChange()
876	{
877	/* Variable flags: */
878	ULONG ulGuestAdditionsRunLevel = guest().GetAdditionsRunLevel();
879	LONG64 lLastUpdatedIgnored;
880	bool fIsGuestSupportsGraphics = guest().GetFacilityStatus(KAdditionsFacilityType_Graphics, lLastUpdatedIgnored)
881	== KAdditionsFacilityStatus_Active;
882	bool fIsGuestSupportsSeamless = guest().GetFacilityStatus(KAdditionsFacilityType_Seamless, lLastUpdatedIgnored)
883	== KAdditionsFacilityStatus_Active;
884	/* Check if something had changed: */
885	if (m_ulGuestAdditionsRunLevel != ulGuestAdditionsRunLevel \|\|
886	m_fIsGuestSupportsGraphics != fIsGuestSupportsGraphics \|\|
887	m_fIsGuestSupportsSeamless != fIsGuestSupportsSeamless)
888	{
889	/* Store new data: */
890	m_ulGuestAdditionsRunLevel = ulGuestAdditionsRunLevel;
891	m_fIsGuestSupportsGraphics = fIsGuestSupportsGraphics;
892	m_fIsGuestSupportsSeamless = fIsGuestSupportsSeamless;
893
894	/* Notify listeners about GA state really changed: */
895	LogRel(("GUI: UISession::sltAdditionsChange: GA state really changed, notifying listeners.\n"));
896	emit sigAdditionsStateActualChange();
897	}
898
899	/* Notify listeners about GA state change event came: */
900	LogRel(("GUI: UISession::sltAdditionsChange: GA state change event came, notifying listeners.\n"));
901	emit sigAdditionsStateChange();
902	}
903
904	UISession::UISession(UIMachine *pMachine)
905	: QObject(pMachine)
906	/* Base variables: */
907	, m_pMachine(pMachine)
908	, m_pActionPool(0)
909	#ifdef VBOX_WS_MAC
910	, m_pMenuBar(0)
911	#endif /* VBOX_WS_MAC */
912	/* Common variables: */
913	, m_machineStatePrevious(KMachineState_Null)
914	, m_machineState(KMachineState_Null)
915	, m_pMachineWindowIcon(0)
916	, m_requestedVisualStateType(UIVisualStateType_Invalid)
917	#ifdef VBOX_WS_WIN
918	, m_alphaCursor(0)
919	#endif /* VBOX_WS_WIN */
920	#ifdef VBOX_WS_MAC
921	, m_pWatchdogDisplayChange(0)
922	#endif /* VBOX_WS_MAC */
923	, m_defaultCloseAction(MachineCloseAction_Invalid)
924	, m_restrictedCloseActions(MachineCloseAction_Invalid)
925	, m_fAllCloseActionsRestricted(false)
926	/* Common flags: */
927	, m_fInitialized(false)
928	, m_fIsFirstTimeStarted(false)
929	, m_fIsGuestResizeIgnored(false)
930	, m_fIsAutoCaptureDisabled(false)
931	/* Guest additions flags: */
932	, m_ulGuestAdditionsRunLevel(0)
933	, m_fIsGuestSupportsGraphics(false)
934	, m_fIsGuestSupportsSeamless(false)
935	/* Mouse flags: */
936	, m_fNumLock(false)
937	, m_fCapsLock(false)
938	, m_fScrollLock(false)
939	, m_uNumLockAdaptionCnt(2)
940	, m_uCapsLockAdaptionCnt(2)
941	/* Mouse flags: */
942	, m_fIsMouseSupportsAbsolute(false)
943	, m_fIsMouseSupportsRelative(false)
944	, m_fIsMouseSupportsMultiTouch(false)
945	, m_fIsMouseHostCursorNeeded(false)
946	, m_fIsMouseCaptured(false)
947	, m_fIsMouseIntegrated(true)
948	, m_fIsValidPointerShapePresent(false)
949	, m_fIsHidingHostPointer(true)
950	/* CPU hardware virtualization features for VM: */
951	, m_fIsHWVirtExEnabled(false)
952	, m_fIsHWVirtExNestedPagingEnabled(false)
953	, m_fIsHWVirtExUXEnabled(false)
954	/* VM's effective paravirtualization provider: */
955	, m_paraVirtProvider(KParavirtProvider_None)
956	{
957	}
958
959	UISession::~UISession()
960	{
961	}
962
963	bool UISession::prepare()
964	{
965	/* Prepare session: */
966	if (!prepareSession())
967	return false;
968
969	/* Prepare actions: */
970	prepareActions();
971
972	/* Prepare connections: */
973	prepareConnections();
974
975	/* Prepare console event-handlers: */
976	prepareConsoleEventHandlers();
977
978	/* Prepare screens: */
979	prepareScreens();
980
981	/* Prepare framebuffers: */
982	prepareFramebuffers();
983
984	/* Load settings: */
985	loadSessionSettings();
986
987	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
988	struct sigaction sa;
989	sa.sa_sigaction = &signalHandlerSIGUSR1;
990	sigemptyset(&sa.sa_mask);
991	sa.sa_flags = SA_RESTART \| SA_SIGINFO;
992	sigaction(SIGUSR1, &sa, NULL);
993	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
994
995	/* True by default: */
996	return true;
997	}
998
999	bool UISession::prepareSession()
1000	{
1001	/* Open session: */
1002	m_session = vboxGlobal().openSession(vboxGlobal().managedVMUuid(),
1003	vboxGlobal().isSeparateProcess()
1004	? KLockType_Shared : KLockType_VM);
1005	if (m_session.isNull())
1006	return false;
1007
1008	/* Get machine: */
1009	m_machine = m_session.GetMachine();
1010	if (m_machine.isNull())
1011	return false;
1012
1013	/* Get console: */
1014	m_console = m_session.GetConsole();
1015	if (m_console.isNull())
1016	return false;
1017
1018	/* Get display: */
1019	m_display = m_console.GetDisplay();
1020	if (m_display.isNull())
1021	return false;
1022
1023	/* Get guest: */
1024	m_guest = m_console.GetGuest();
1025	if (m_guest.isNull())
1026	return false;
1027
1028	/* Get mouse: */
1029	m_mouse = m_console.GetMouse();
1030	if (m_mouse.isNull())
1031	return false;
1032
1033	/* Get keyboard: */
1034	m_keyboard = m_console.GetKeyboard();
1035	if (m_keyboard.isNull())
1036	return false;
1037
1038	/* Get debugger: */
1039	m_debugger = m_console.GetDebugger();
1040	if (m_debugger.isNull())
1041	return false;
1042
1043	/* Update machine-name: */
1044	m_strMachineName = machine().GetName();
1045
1046	/* Update machine-state: */
1047	m_machineState = machine().GetState();
1048
1049	/* True by default: */
1050	return true;
1051	}
1052
1053	void UISession::prepareActions()
1054	{
1055	/* Create action-pool: */
1056	m_pActionPool = UIActionPool::create(UIActionPoolType_Runtime);
1057	AssertPtrReturnVoid(actionPool());
1058	{
1059	/* Configure action-pool: */
1060	actionPool()->toRuntime()->setSession(this);
1061
1062	/* Update action restrictions: */
1063	updateActionRestrictions();
1064
1065	#ifdef VBOX_WS_MAC
1066	/* Create Mac OS X menu-bar: */
1067	m_pMenuBar = new QMenuBar;
1068	AssertPtrReturnVoid(m_pMenuBar);
1069	{
1070	/* Configure Mac OS X menu-bar: */
1071	connect(gEDataManager, SIGNAL(sigMenuBarConfigurationChange(const QString&)),
1072	this, SLOT(sltHandleMenuBarConfigurationChange(const QString&)));
1073	/* Update Mac OS X menu-bar: */
1074	updateMenu();
1075	}
1076	#endif /* VBOX_WS_MAC */
1077	}
1078	}
1079
1080	void UISession::prepareConnections()
1081	{
1082	connect(this, SIGNAL(sigInitialized()), this, SLOT(sltMarkInitialized()));
1083
1084	#ifdef VBOX_WS_MAC
1085	/* Install native display reconfiguration callback: */
1086	CGDisplayRegisterReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1087	#else /* !VBOX_WS_MAC */
1088	/* Install Qt display reconfiguration callbacks: */
1089	connect(gpDesktop, SIGNAL(sigHostScreenCountChanged(int)),
1090	this, SLOT(sltHandleHostScreenCountChange()));
1091	connect(gpDesktop, SIGNAL(sigHostScreenResized(int)),
1092	this, SLOT(sltHandleHostScreenGeometryChange()));
1093	# ifdef VBOX_WS_X11
1094	connect(gpDesktop, SIGNAL(sigHostScreenWorkAreaRecalculated(int)),
1095	this, SLOT(sltHandleHostScreenAvailableAreaChange()));
1096	# else /* !VBOX_WS_X11 */
1097	connect(gpDesktop, SIGNAL(sigHostScreenWorkAreaResized(int)),
1098	this, SLOT(sltHandleHostScreenAvailableAreaChange()));
1099	# endif /* !VBOX_WS_X11 */
1100	#endif /* !VBOX_WS_MAC */
1101	}
1102
1103	void UISession::prepareConsoleEventHandlers()
1104	{
1105	/* Create console event-handler: */
1106	UIConsoleEventHandler::create(this);
1107
1108	/* Add console event connections: */
1109	connect(gConsoleEvents, SIGNAL(sigMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)),
1110	this, SLOT(sltMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)));
1111
1112	connect(gConsoleEvents, SIGNAL(sigMouseCapabilityChange(bool, bool, bool, bool)),
1113	this, SLOT(sltMouseCapabilityChange(bool, bool, bool, bool)));
1114
1115	connect(gConsoleEvents, SIGNAL(sigKeyboardLedsChangeEvent(bool, bool, bool)),
1116	this, SLOT(sltKeyboardLedsChangeEvent(bool, bool, bool)));
1117
1118	connect(gConsoleEvents, SIGNAL(sigStateChange(KMachineState)),
1119	this, SLOT(sltStateChange(KMachineState)));
1120
1121	connect(gConsoleEvents, SIGNAL(sigAdditionsChange()),
1122	this, SLOT(sltAdditionsChange()));
1123
1124	connect(gConsoleEvents, SIGNAL(sigVRDEChange()),
1125	this, SLOT(sltVRDEChange()));
1126
1127	connect(gConsoleEvents, SIGNAL(sigVideoCaptureChange()),
1128	this, SLOT(sltVideoCaptureChange()));
1129
1130	connect(gConsoleEvents, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)),
1131	this, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)));
1132
1133	connect(gConsoleEvents, SIGNAL(sigStorageDeviceChange(CMediumAttachment, bool, bool)),
1134	this, SLOT(sltHandleStorageDeviceChange(CMediumAttachment, bool, bool)));
1135
1136	connect(gConsoleEvents, SIGNAL(sigMediumChange(CMediumAttachment)),
1137	this, SIGNAL(sigMediumChange(CMediumAttachment)));
1138
1139	connect(gConsoleEvents, SIGNAL(sigUSBControllerChange()),
1140	this, SIGNAL(sigUSBControllerChange()));
1141
1142	connect(gConsoleEvents, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)),
1143	this, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)));
1144
1145	connect(gConsoleEvents, SIGNAL(sigSharedFolderChange()),
1146	this, SIGNAL(sigSharedFolderChange()));
1147
1148	connect(gConsoleEvents, SIGNAL(sigRuntimeError(bool, QString, QString)),
1149	this, SIGNAL(sigRuntimeError(bool, QString, QString)));
1150
1151	#ifdef VBOX_WS_MAC
1152	connect(gConsoleEvents, SIGNAL(sigShowWindow()),
1153	this, SIGNAL(sigShowWindows()), Qt::QueuedConnection);
1154	#endif /* VBOX_WS_MAC */
1155
1156	connect(gConsoleEvents, SIGNAL(sigCPUExecutionCapChange()),
1157	this, SIGNAL(sigCPUExecutionCapChange()));
1158
1159	connect(gConsoleEvents, SIGNAL(sigGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)),
1160	this, SLOT(sltGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)));
1161
1162	connect(gConsoleEvents, SIGNAL(sigAudioAdapterChange()),
1163	this, SLOT(sltAudioAdapterChange()));
1164	}
1165
1166	void UISession::prepareScreens()
1167	{
1168	/* Recache display data: */
1169	updateHostScreenData();
1170
1171	#ifdef VBOX_WS_MAC
1172	/* Prepare display-change watchdog: */
1173	m_pWatchdogDisplayChange = new QTimer(this);
1174	{
1175	m_pWatchdogDisplayChange->setInterval(500);
1176	m_pWatchdogDisplayChange->setSingleShot(true);
1177	connect(m_pWatchdogDisplayChange, SIGNAL(timeout()),
1178	this, SLOT(sltCheckIfHostDisplayChanged()));
1179	}
1180	#endif /* VBOX_WS_MAC */
1181
1182	/* Prepare initial screen visibility status: */
1183	m_monitorVisibilityVector.resize(machine().GetMonitorCount());
1184	m_monitorVisibilityVector.fill(false);
1185	m_monitorVisibilityVector[0] = true;
1186
1187	/* Prepare empty last full-screen size vector: */
1188	m_monitorLastFullScreenSizeVector.resize(machine().GetMonitorCount());
1189	m_monitorLastFullScreenSizeVector.fill(QSize(-1, -1));
1190
1191	/* If machine is in 'saved' state: */
1192	if (isSaved())
1193	{
1194	/* Update screen visibility status from saved-state: */
1195	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1196	{
1197	BOOL fEnabled = true;
1198	ULONG uGuestOriginX = 0, uGuestOriginY = 0, uGuestWidth = 0, uGuestHeight = 0;
1199	machine().QuerySavedGuestScreenInfo(iScreenIndex,
1200	uGuestOriginX, uGuestOriginY,
1201	uGuestWidth, uGuestHeight, fEnabled);
1202	m_monitorVisibilityVector[iScreenIndex] = fEnabled;
1203	}
1204	/* And make sure at least one of them is visible (primary if others are hidden): */
1205	if (countOfVisibleWindows() < 1)
1206	m_monitorVisibilityVector[0] = true;
1207	}
1208	else if (vboxGlobal().isSeparateProcess())
1209	{
1210	/* Update screen visibility status from display directly: */
1211	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1212	{
1213	KGuestMonitorStatus enmStatus = KGuestMonitorStatus_Disabled;
1214	ULONG uGuestWidth = 0, uGuestHeight = 0, uBpp = 0;
1215	LONG iGuestOriginX = 0, iGuestOriginY = 0;
1216	display().GetScreenResolution(iScreenIndex,
1217	uGuestWidth, uGuestHeight, uBpp,
1218	iGuestOriginX, iGuestOriginY, enmStatus);
1219	m_monitorVisibilityVector[iScreenIndex] = ( enmStatus == KGuestMonitorStatus_Enabled
1220	\|\| enmStatus == KGuestMonitorStatus_Blank);
1221	}
1222	/* And make sure at least one of them is visible (primary if others are hidden): */
1223	if (countOfVisibleWindows() < 1)
1224	m_monitorVisibilityVector[0] = true;
1225	}
1226
1227	/* Prepare initial screen visibility status of host-desires.
1228	* This is mostly dummy initialization as host-desires should get updated later in multi-screen layout.
1229	* By default making host-desires same as facts. */
1230	m_monitorVisibilityVectorHostDesires.resize(machine().GetMonitorCount());
1231	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1232	m_monitorVisibilityVectorHostDesires[iScreenIndex] = m_monitorVisibilityVector[iScreenIndex];
1233	}
1234
1235	void UISession::prepareFramebuffers()
1236	{
1237	/* Each framebuffer will be really prepared on first UIMachineView creation: */
1238	m_frameBufferVector.resize(machine().GetMonitorCount());
1239	}
1240
1241	void UISession::loadSessionSettings()
1242	{
1243	/* Load extra-data settings: */
1244	{
1245	/* Get machine ID: */
1246	const QString strMachineID = vboxGlobal().managedVMUuid();
1247
1248	/* Prepare machine-window icon: */
1249	{
1250	/* Acquire user machine-window icon: */
1251	QIcon icon = vboxGlobal().vmUserIcon(machine());
1252	/* Use the OS type icon if user one was not set: */
1253	if (icon.isNull())
1254	icon = vboxGlobal().vmGuestOSTypeIcon(machine().GetOSTypeId());
1255	/* Use the default icon if nothing else works: */
1256	if (icon.isNull())
1257	icon = QIcon(":/VirtualBox_48px.png");
1258	/* Store the icon dynamically: */
1259	m_pMachineWindowIcon = new QIcon(icon);
1260	}
1261
1262	#ifndef VBOX_WS_MAC
1263	/* Load user's machine-window name postfix: */
1264	m_strMachineWindowNamePostfix = gEDataManager->machineWindowNamePostfix(strMachineID);
1265	#endif
1266
1267	/* Is there should be First RUN Wizard? */
1268	m_fIsFirstTimeStarted = gEDataManager->machineFirstTimeStarted(strMachineID);
1269
1270	/* Should guest autoresize? */
1271	QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1272	pGuestAutoresizeSwitch->setChecked(gEDataManager->guestScreenAutoResizeEnabled(strMachineID));
1273
1274	#ifndef VBOX_WS_MAC
1275	/* Menu-bar options: */
1276	{
1277	const bool fEnabledGlobally = !gEDataManager->guiFeatureEnabled(GUIFeatureType_NoMenuBar);
1278	const bool fEnabledForMachine = gEDataManager->menuBarEnabled(strMachineID);
1279	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1280	QAction *pActionMenuBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_S_Settings);
1281	pActionMenuBarSettings->setEnabled(fEnabled);
1282	QAction *pActionMenuBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_T_Visibility);
1283	pActionMenuBarSwitch->blockSignals(true);
1284	pActionMenuBarSwitch->setChecked(fEnabled);
1285	pActionMenuBarSwitch->blockSignals(false);
1286	}
1287	#endif /* !VBOX_WS_MAC */
1288
1289	/* Status-bar options: */
1290	{
1291	const bool fEnabledGlobally = !gEDataManager->guiFeatureEnabled(GUIFeatureType_NoStatusBar);
1292	const bool fEnabledForMachine = gEDataManager->statusBarEnabled(strMachineID);
1293	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1294	QAction *pActionStatusBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_S_Settings);
1295	pActionStatusBarSettings->setEnabled(fEnabled);
1296	QAction *pActionStatusBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_T_Visibility);
1297	pActionStatusBarSwitch->blockSignals(true);
1298	pActionStatusBarSwitch->setChecked(fEnabled);
1299	pActionStatusBarSwitch->blockSignals(false);
1300	}
1301
1302	/* Input options: */
1303	actionPool()->action(UIActionIndexRT_M_Input_M_Mouse_T_Integration)->setChecked(isMouseIntegrated());
1304
1305	/* Devices options: */
1306	{
1307	const CAudioAdapter comAudio = m_machine.GetAudioAdapter();
1308	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Output)->blockSignals(true);
1309	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Output)->setChecked(comAudio.GetEnabledOut());
1310	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Output)->blockSignals(false);
1311	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Input)->blockSignals(true);
1312	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Input)->setChecked(comAudio.GetEnabledIn());
1313	actionPool()->action(UIActionIndexRT_M_Devices_M_Audio_T_Input)->blockSignals(false);
1314	}
1315
1316	/* What is the default close action and the restricted are? */
1317	m_defaultCloseAction = gEDataManager->defaultMachineCloseAction(strMachineID);
1318	m_restrictedCloseActions = gEDataManager->restrictedMachineCloseActions(strMachineID);
1319	m_fAllCloseActionsRestricted = (!vboxGlobal().isSeparateProcess() \|\| (m_restrictedCloseActions & MachineCloseAction_Detach))
1320	&& (m_restrictedCloseActions & MachineCloseAction_SaveState)
1321	&& (m_restrictedCloseActions & MachineCloseAction_Shutdown)
1322	&& (m_restrictedCloseActions & MachineCloseAction_PowerOff);
1323	// Close VM Dialog hides PowerOff_RestoringSnapshot implicitly if PowerOff is hidden..
1324	// && (m_restrictedCloseActions & MachineCloseAction_PowerOff_RestoringSnapshot);
1325	}
1326	}
1327
1328	void UISession::saveSessionSettings()
1329	{
1330	/* Save extra-data settings: */
1331	{
1332	/* Disable First RUN Wizard: */
1333	gEDataManager->setMachineFirstTimeStarted(false, vboxGlobal().managedVMUuid());
1334
1335	/* Remember if guest should autoresize: */
1336	if (actionPool())
1337	{
1338	const QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1339	gEDataManager->setGuestScreenAutoResizeEnabled(pGuestAutoresizeSwitch->isChecked(), vboxGlobal().managedVMUuid());
1340	}
1341
1342	/* Cleanup machine-window icon: */
1343	delete m_pMachineWindowIcon;
1344	m_pMachineWindowIcon = 0;
1345	}
1346	}
1347
1348	void UISession::cleanupFramebuffers()
1349	{
1350	/* Cleanup framebuffers finally: */
1351	for (int i = m_frameBufferVector.size() - 1; i >= 0; --i)
1352	{
1353	UIFrameBuffer *pFrameBuffer = m_frameBufferVector[i];
1354	if (pFrameBuffer)
1355	{
1356	/* Mark framebuffer as unused: */
1357	pFrameBuffer->setMarkAsUnused(true);
1358	/* Detach framebuffer from Display: */
1359	pFrameBuffer->detach();
1360	/* Delete framebuffer reference: */
1361	delete pFrameBuffer;
1362	}
1363	}
1364	m_frameBufferVector.clear();
1365	}
1366
1367	void UISession::cleanupConsoleEventHandlers()
1368	{
1369	/* Destroy console event-handler if necessary: */
1370	if (gConsoleEvents)
1371	UIConsoleEventHandler::destroy();
1372	}
1373
1374	void UISession::cleanupConnections()
1375	{
1376	#ifdef VBOX_WS_MAC
1377	/* Remove display reconfiguration callback: */
1378	CGDisplayRemoveReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1379	#endif /* VBOX_WS_MAC */
1380	}
1381
1382	void UISession::cleanupActions()
1383	{
1384	#ifdef VBOX_WS_MAC
1385	/* Destroy Mac OS X menu-bar: */
1386	delete m_pMenuBar;
1387	m_pMenuBar = 0;
1388	#endif /* VBOX_WS_MAC */
1389
1390	/* Destroy action-pool if necessary: */
1391	if (actionPool())
1392	UIActionPool::destroy(actionPool());
1393	}
1394
1395	void UISession::cleanupSession()
1396	{
1397	/* Detach debugger: */
1398	if (!m_debugger.isNull())
1399	m_debugger.detach();
1400
1401	/* Detach keyboard: */
1402	if (!m_keyboard.isNull())
1403	m_keyboard.detach();
1404
1405	/* Detach mouse: */
1406	if (!m_mouse.isNull())
1407	m_mouse.detach();
1408
1409	/* Detach guest: */
1410	if (!m_guest.isNull())
1411	m_guest.detach();
1412
1413	/* Detach display: */
1414	if (!m_display.isNull())
1415	m_display.detach();
1416
1417	/* Detach console: */
1418	if (!m_console.isNull())
1419	m_console.detach();
1420
1421	/* Detach machine: */
1422	if (!m_machine.isNull())
1423	m_machine.detach();
1424
1425	/* Close session: */
1426	if (!m_session.isNull() && vboxGlobal().isVBoxSVCAvailable())
1427	{
1428	m_session.UnlockMachine();
1429	m_session.detach();
1430	}
1431	}
1432
1433	void UISession::cleanup()
1434	{
1435	#ifdef VBOX_WS_WIN
1436	/* Destroy alpha cursor: */
1437	if (m_alphaCursor)
1438	DestroyIcon(m_alphaCursor);
1439	#endif /* VBOX_WS_WIN */
1440
1441	/* Save settings: */
1442	saveSessionSettings();
1443
1444	/* Cleanup framebuffers: */
1445	cleanupFramebuffers();
1446
1447	/* Cleanup console event-handlers: */
1448	cleanupConsoleEventHandlers();
1449
1450	/* Cleanup connections: */
1451	cleanupConnections();
1452
1453	/* Cleanup actions: */
1454	cleanupActions();
1455
1456	/* Cleanup session: */
1457	cleanupSession();
1458	}
1459
1460	#ifdef VBOX_WS_MAC
1461	void UISession::updateMenu()
1462	{
1463	/* Rebuild Mac OS X menu-bar: */
1464	m_pMenuBar->clear();
1465	foreach (QMenu *pMenu, actionPool()->menus())
1466	{
1467	UIMenu pMenuUI = qobject_cast<UIMenu>(pMenu);
1468	if (!pMenuUI->isConsumable() \|\| !pMenuUI->isConsumed())
1469	m_pMenuBar->addMenu(pMenuUI);
1470	if (pMenuUI->isConsumable() && !pMenuUI->isConsumed())
1471	pMenuUI->setConsumed(true);
1472	}
1473	/* Update the dock menu as well: */
1474	if (machineLogic())
1475	machineLogic()->updateDock();
1476	}
1477	#endif /* VBOX_WS_MAC */
1478
1479	/** Generate a BGRA bitmap which approximates a XOR/AND mouse pointer.
1480	*
1481	* Pixels which has 1 in the AND mask and not 0 in the XOR mask are replaced by
1482	* the inverted pixel and 8 surrounding pixels with the original color.
1483	* Fort example a white pixel (W) is replaced with a black (B) pixel:
1484	* WWW
1485	* W -> WBW
1486	* WWW
1487	* The surrounding pixels are written only if the corresponding source pixel
1488	* does not affect the screen, i.e. AND bit is 1 and XOR value is 0.
1489	*/
1490	static void renderCursorPixels(const uint32_t pu32XOR, const uint8_t pu8AND,
1491	uint32_t u32Width, uint32_t u32Height,
1492	uint32_t *pu32Pixels, uint32_t cbPixels)
1493	{
1494	/* Output pixels set to 0 which allow to not write transparent pixels anymore. */
1495	memset(pu32Pixels, 0, cbPixels);
1496
1497	const uint32_t pu32XORSrc = pu32XOR; / Iterator for source XOR pixels. */
1498	const uint8_t pu8ANDSrcLine = pu8AND; / The current AND mask scanline. */
1499	uint32_t pu32Dst = pu32Pixels; / Iterator for all destination BGRA pixels. */
1500
1501	/* Some useful constants. */
1502	const int cbANDLine = ((int)u32Width + 7) / 8;
1503
1504	int y;
1505	for (y = 0; y < (int)u32Height; ++y)
1506	{
1507	int x;
1508	for (x = 0; x < (int)u32Width; ++x)
1509	{
1510	const uint32_t u32Pixel = pu32XORSrc; / Current pixel at (x,y) */
1511	const uint8_t pu8ANDSrc = pu8ANDSrcLine + x / 8; / Byte which containt current AND bit. */
1512
1513	if ((*pu8ANDSrc << (x % 8)) & 0x80)
1514	{
1515	if (u32Pixel)
1516	{
1517	const uint32_t u32PixelInverted = ~u32Pixel;
1518
1519	/* Scan neighbor pixels and assign them if they are transparent. */
1520	int dy;
1521	for (dy = -1; dy <= 1; ++dy)
1522	{
1523	const int yn = y + dy;
1524	if (yn < 0 \|\| yn >= (int)u32Height)
1525	continue; /* Do not cross the bounds. */
1526
1527	int dx;
1528	for (dx = -1; dx <= 1; ++dx)
1529	{
1530	const int xn = x + dx;
1531	if (xn < 0 \|\| xn >= (int)u32Width)
1532	continue; /* Do not cross the bounds. */
1533
1534	if (dx != 0 \|\| dy != 0)
1535	{
1536	/* Check if the neighbor pixel is transparent. */
1537	const uint32_t pu32XORNeighborSrc = &pu32XORSrc[dy (int)u32Width + dx];
1538	const uint8_t pu8ANDNeighborSrc = pu8ANDSrcLine + dy cbANDLine + xn / 8;
1539	if ( *pu32XORNeighborSrc == 0
1540	&& ((*pu8ANDNeighborSrc << (xn % 8)) & 0x80) != 0)
1541	{
1542	/* Transparent neighbor pixels are replaced with the source pixel value. */
1543	uint32_t pu32PixelNeighborDst = &pu32Dst[dy (int)u32Width + dx];
1544	*pu32PixelNeighborDst = u32Pixel \| 0xFF000000;
1545	}
1546	}
1547	else
1548	{
1549	/* The pixel itself is replaced with inverted value. */
1550	*pu32Dst = u32PixelInverted \| 0xFF000000;
1551	}
1552	}
1553	}
1554	}
1555	else
1556	{
1557	/* The pixel does not affect the screen.
1558	* Do nothing. Do not touch destination which can already contain generated pixels.
1559	*/
1560	}
1561	}
1562	else
1563	{
1564	/* AND bit is 0, the pixel will be just drawn. */
1565	*pu32Dst = u32Pixel \| 0xFF000000;
1566	}
1567
1568	++pu32XORSrc; /* Next source pixel. */
1569	++pu32Dst; /* Next destination pixel. */
1570	}
1571
1572	/* Next AND scanline. */
1573	pu8ANDSrcLine += cbANDLine;
1574	}
1575	}
1576
1577	#ifdef VBOX_WS_WIN
1578	static bool isPointer1bpp(const uint8_t *pu8XorMask,
1579	uint uWidth,
1580	uint uHeight)
1581	{
1582	/* Check if the pointer has only 0 and 0xFFFFFF pixels, ignoring the alpha channel. */
1583	const uint32_t pu32Src = (uint32_t )pu8XorMask;
1584
1585	uint y;
1586	for (y = 0; y < uHeight ; ++y)
1587	{
1588	uint x;
1589	for (x = 0; x < uWidth; ++x)
1590	{
1591	const uint32_t u32Pixel = pu32Src[x] & UINT32_C(0xFFFFFF);
1592	if (u32Pixel != 0 && u32Pixel != UINT32_C(0xFFFFFF))
1593	return false;
1594	}
1595
1596	pu32Src += uWidth;
1597	}
1598
1599	return true;
1600	}
1601	#endif /* VBOX_WS_WIN */
1602
1603	void UISession::setPointerShape(const uchar *pShapeData, bool fHasAlpha,
1604	uint uXHot, uint uYHot, uint uWidth, uint uHeight)
1605	{
1606	AssertMsg(pShapeData, ("Shape data must not be NULL!\n"));
1607
1608	m_fIsValidPointerShapePresent = false;
1609	const uchar *srcAndMaskPtr = pShapeData;
1610	uint andMaskSize = (uWidth + 7) / 8 * uHeight;
1611	const uchar *srcShapePtr = pShapeData + ((andMaskSize + 3) & ~3);
1612	uint srcShapePtrScan = uWidth * 4;
1613
1614	#if defined (VBOX_WS_WIN)
1615
1616	/* Create a ARGB image out of the shape data: */
1617
1618	/*
1619	* Qt5 QCursor recommends 32 x 32 cursor, therefore the original data is copied to
1620	* a larger QImage if necessary. Cursors like 10x16 did not work correctly (Solaris 10 guest).
1621	*/
1622	uint uCursorWidth = uWidth >= 32? uWidth: 32;
1623	uint uCursorHeight = uHeight >= 32? uHeight: 32;
1624	uint x, y;
1625
1626	if (fHasAlpha)
1627	{
1628	QImage image(uCursorWidth, uCursorHeight, QImage::Format_ARGB32);
1629	memset(image.bits(), 0, image.byteCount());
1630
1631	const uint32_t pu32SrcShapeScanline = (uint32_t )srcShapePtr;
1632	for (y = 0; y < uHeight; ++y, pu32SrcShapeScanline += uWidth)
1633	memcpy(image.scanLine(y), pu32SrcShapeScanline, uWidth * sizeof(uint32_t));
1634
1635	m_cursor = QCursor(QPixmap::fromImage(image), uXHot, uYHot);
1636	}
1637	else
1638	{
1639	if (isPointer1bpp(srcShapePtr, uWidth, uHeight))
1640	{
1641	/* Incoming data consist of 32 bit BGR XOR mask and 1 bit AND mask.
1642	* XOR pixels contain either 0x00000000 or 0x00FFFFFF.
1643	*
1644	* Originally intended result (F denotes 0x00FFFFFF):
1645	* XOR AND
1646	* 0 0 black
1647	* F 0 white
1648	* 0 1 transparent
1649	* F 1 xor'd
1650	*
1651	* Actual Qt5 result for color table 0:0xFF000000, 1:0xFFFFFFFF
1652	* (tested on Windows 7 and 10 64 bit hosts):
1653	* Bitmap Mask
1654	* 0 0 black
1655	* 1 0 white
1656	* 0 1 xor
1657	* 1 1 transparent
1658	*
1659	*/
1660
1661	QVector<QRgb> colors(2);
1662	colors[0] = UINT32_C(0xFF000000);
1663	colors[1] = UINT32_C(0xFFFFFFFF);
1664
1665	QImage bitmap(uCursorWidth, uCursorHeight, QImage::Format_Mono);
1666	bitmap.setColorTable(colors);
1667	memset(bitmap.bits(), 0xFF, bitmap.byteCount());
1668
1669	QImage mask(uCursorWidth, uCursorHeight, QImage::Format_Mono);
1670	mask.setColorTable(colors);
1671	memset(mask.bits(), 0xFF, mask.byteCount());
1672
1673	const uint8_t *pu8SrcAndScanline = srcAndMaskPtr;
1674	const uint32_t pu32SrcShapeScanline = (uint32_t )srcShapePtr;
1675	for (y = 0; y < uHeight; ++y)
1676	{
1677	for (x = 0; x < uWidth; ++x)
1678	{
1679	const uint8_t u8Bit = (uint8_t)(1 << (7 - x % 8));
1680
1681	const uint8_t u8SrcMaskByte = pu8SrcAndScanline[x / 8];
1682	const uint8_t u8SrcMaskBit = u8SrcMaskByte & u8Bit;
1683	const uint32_t u32SrcPixel = pu32SrcShapeScanline[x] & UINT32_C(0xFFFFFF);
1684
1685	uint8_t *pu8DstMaskByte = &mask.scanLine(y)[x / 8];
1686	uint8_t *pu8DstBitmapByte = &bitmap.scanLine(y)[x / 8];
1687
1688	if (u8SrcMaskBit == 0)
1689	{
1690	if (u32SrcPixel == 0)
1691	{
1692	/* Black: Qt Bitmap = 0, Mask = 0 */
1693	*pu8DstMaskByte &= ~u8Bit;
1694	*pu8DstBitmapByte &= ~u8Bit;
1695	}
1696	else
1697	{
1698	/* White: Qt Bitmap = 1, Mask = 0 */
1699	*pu8DstMaskByte &= ~u8Bit;
1700	*pu8DstBitmapByte \|= u8Bit;
1701	}
1702	}
1703	else
1704	{
1705	if (u32SrcPixel == 0)
1706	{
1707	/* Transparent: Qt Bitmap = 1, Mask = 1 */
1708	*pu8DstMaskByte \|= u8Bit;
1709	*pu8DstBitmapByte \|= u8Bit;
1710	}
1711	else
1712	{
1713	/* Xor'ed: Qt Bitmap = 0, Mask = 1 */
1714	*pu8DstMaskByte \|= u8Bit;
1715	*pu8DstBitmapByte &= ~u8Bit;
1716	}
1717	}
1718	}
1719
1720	pu8SrcAndScanline += (uWidth + 7) / 8;
1721	pu32SrcShapeScanline += uWidth;
1722	}
1723
1724	m_cursor = QCursor(QBitmap::fromImage(bitmap), QBitmap::fromImage(mask), uXHot, uYHot);
1725	}
1726	else
1727	{
1728	/* Assign alpha channel values according to the AND mask: 1 -> 0x00, 0 -> 0xFF: */
1729	QImage image(uCursorWidth, uCursorHeight, QImage::Format_ARGB32);
1730	memset(image.bits(), 0, image.byteCount());
1731
1732	const uint8_t *pu8SrcAndScanline = srcAndMaskPtr;
1733	const uint32_t pu32SrcShapeScanline = (uint32_t )srcShapePtr;
1734
1735	for (y = 0; y < uHeight; ++y)
1736	{
1737	uint32_t pu32DstPixel = (uint32_t )image.scanLine(y);
1738
1739	for (x = 0; x < uWidth; ++x)
1740	{
1741	const uint8_t u8Bit = (uint8_t)(1 << (7 - x % 8));
1742	const uint8_t u8SrcMaskByte = pu8SrcAndScanline[x / 8];
1743
1744	if (u8SrcMaskByte & u8Bit)
1745	*pu32DstPixel++ = pu32SrcShapeScanline[x] & UINT32_C(0x00FFFFFF);
1746	else
1747	*pu32DstPixel++ = pu32SrcShapeScanline[x] \| UINT32_C(0xFF000000);
1748	}
1749
1750	pu32SrcShapeScanline += uWidth;
1751	pu8SrcAndScanline += (uWidth + 7) / 8;
1752	}
1753
1754	m_cursor = QCursor(QPixmap::fromImage(image), uXHot, uYHot);
1755	}
1756	}
1757
1758	m_fIsValidPointerShapePresent = true;
1759	NOREF(srcShapePtrScan);
1760
1761	#elif defined(VBOX_WS_X11) \|\| defined(VBOX_WS_MAC)
1762
1763	/* Create a ARGB image out of the shape data: */
1764	QImage image(uWidth, uHeight, QImage::Format_ARGB32);
1765
1766	if (fHasAlpha)
1767	{
1768	memcpy(image.bits(), srcShapePtr, uHeight * uWidth * 4);
1769	}
1770	else
1771	{
1772	renderCursorPixels((uint32_t *)srcShapePtr, srcAndMaskPtr,
1773	uWidth, uHeight,
1774	(uint32_t )image.bits(), uHeight uWidth * 4);
1775	}
1776
1777	/* Create cursor-pixmap from the image: */
1778	QPixmap cursorPixmap = QPixmap::fromImage(image);
1779
1780	# if defined(VBOX_WS_MAC)
1781	/* Adjust device-pixel-ratio: */
1782	/// @todo In case of multi-monitor setup check whether device-pixel-ratio and cursor are screen specific.
1783	/* Get screen-id of main-window: */
1784	const ulong uScreenID = machineLogic()->activeMachineWindow()->screenId();
1785	/* Get device-pixel-ratio: */
1786	const double dDevicePixelRatio = frameBuffer(uScreenID)->devicePixelRatio();
1787	/* Adjust device-pixel-ratio if necessary: */
1788	if (dDevicePixelRatio > 1.0 && frameBuffer(uScreenID)->useUnscaledHiDPIOutput())
1789	{
1790	uXHot /= dDevicePixelRatio;
1791	uYHot /= dDevicePixelRatio;
1792	cursorPixmap.setDevicePixelRatio(dDevicePixelRatio);
1793	}
1794	# elif defined(VBOX_WS_X11)
1795	/* Adjust device-pixel-ratio: */
1796	/// @todo In case of multi-monitor setup check whether device-pixel-ratio and cursor are screen specific.
1797	/* Get screen-id of main-window: */
1798	const ulong uScreenID = machineLogic()->activeMachineWindow()->screenId();
1799	/* Get device-pixel-ratio: */
1800	const double dDevicePixelRatio = frameBuffer(uScreenID)->devicePixelRatio();
1801	/* Adjust device-pixel-ratio if necessary: */
1802	if (dDevicePixelRatio > 1.0 && !frameBuffer(uScreenID)->useUnscaledHiDPIOutput())
1803	{
1804	uXHot *= dDevicePixelRatio;
1805	uYHot *= dDevicePixelRatio;
1806	cursorPixmap = cursorPixmap.scaled(cursorPixmap.width() * dDevicePixelRatio, cursorPixmap.height() * dDevicePixelRatio,
1807	Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
1808	}
1809	# endif /* VBOX_WS_X11 */
1810
1811	/* Set the new cursor: */
1812	m_cursor = QCursor(cursorPixmap, uXHot, uYHot);
1813	m_fIsValidPointerShapePresent = true;
1814	NOREF(srcShapePtrScan);
1815
1816	#else
1817
1818	# warning "port me"
1819
1820	#endif
1821	}
1822
1823	bool UISession::preprocessInitialization()
1824	{
1825	#ifdef VBOX_WITH_NETFLT
1826	/* Skip further checks if VM in saved state */
1827	if (isSaved())
1828	return true;
1829
1830	/* Make sure all the attached and enabled network
1831	* adapters are present on the host. This check makes sense
1832	* in two cases only - when attachement type is Bridged Network
1833	* or Host-only Interface. NOTE: Only currently enabled
1834	* attachement type is checked (incorrect parameters check for
1835	* currently disabled attachement types is skipped). */
1836	QStringList failedInterfaceNames;
1837	QStringList availableInterfaceNames;
1838
1839	/* Create host network interface names list */
1840	foreach (const CHostNetworkInterface &iface, vboxGlobal().host().GetNetworkInterfaces())
1841	{
1842	availableInterfaceNames << iface.GetName();
1843	availableInterfaceNames << iface.GetShortName();
1844	}
1845
1846	ulong cCount = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(machine().GetChipsetType());
1847	for (ulong uAdapterIndex = 0; uAdapterIndex < cCount; ++uAdapterIndex)
1848	{
1849	CNetworkAdapter na = machine().GetNetworkAdapter(uAdapterIndex);
1850
1851	if (na.GetEnabled())
1852	{
1853	QString strIfName = QString();
1854
1855	/* Get physical network interface name for currently
1856	* enabled network attachement type */
1857	switch (na.GetAttachmentType())
1858	{
1859	case KNetworkAttachmentType_Bridged:
1860	strIfName = na.GetBridgedInterface();
1861	break;
1862	case KNetworkAttachmentType_HostOnly:
1863	strIfName = na.GetHostOnlyInterface();
1864	break;
1865	default: break; /* Shut up, MSC! */
1866	}
1867
1868	if (!strIfName.isEmpty() &&
1869	!availableInterfaceNames.contains(strIfName))
1870	{
1871	LogFlow(("Found invalid network interface: %s\n", strIfName.toStdString().c_str()));
1872	failedInterfaceNames << QString("%1 (adapter %2)").arg(strIfName).arg(uAdapterIndex + 1);
1873	}
1874	}
1875	}
1876
1877	/* Check if non-existent interfaces found */
1878	if (!failedInterfaceNames.isEmpty())
1879	{
1880	if (msgCenter().cannotStartWithoutNetworkIf(machineName(), failedInterfaceNames.join(", ")))
1881	machineLogic()->openNetworkSettingsDialog();
1882	else
1883	{
1884	LogRel(("GUI: Aborting startup due to preprocess initialization issue detected...\n"));
1885	return false;
1886	}
1887	}
1888	#endif /* VBOX_WITH_NETFLT */
1889
1890	/* True by default: */
1891	return true;
1892	}
1893
1894	bool UISession::mountAdHocImage(KDeviceType enmDeviceType, UIMediumType enmMediumType, const QString &strMediumName)
1895	{
1896	/* Get VBox: */
1897	CVirtualBox comVBox = vboxGlobal().virtualBox();
1898
1899	/* Prepare medium to mount: */
1900	UIMedium guiMedium;
1901
1902	/* The 'none' medium name means ejecting what ever is in the drive,
1903	* in that case => leave the guiMedium variable null. */
1904	if (strMediumName != "none")
1905	{
1906	/* Open the medium: */
1907	const CMedium comMedium = comVBox.OpenMedium(strMediumName, enmDeviceType, KAccessMode_ReadWrite, false /* fForceNewUuid */);
1908	if (!comVBox.isOk() \|\| comMedium.isNull())
1909	{
1910	popupCenter().cannotOpenMedium(machineLogic()->activeMachineWindow(), comVBox, enmMediumType, strMediumName);
1911	return false;
1912	}
1913
1914	/* Make sure medium ID is valid: */
1915	const QString strMediumId = comMedium.GetId();
1916	AssertReturn(!strMediumId.isNull(), false);
1917
1918	/* Try to find UIMedium among cached: */
1919	guiMedium = vboxGlobal().medium(strMediumId);
1920	if (guiMedium.isNull())
1921	{
1922	/* Cache new one if necessary: */
1923	guiMedium = UIMedium(comMedium, enmMediumType, KMediumState_Created);
1924	vboxGlobal().createMedium(guiMedium);
1925	}
1926	}
1927
1928	/* Search for a suitable storage slots: */
1929	QList<ExactStorageSlot> aFreeStorageSlots;
1930	QList<ExactStorageSlot> aBusyStorageSlots;
1931	foreach (const CStorageController &comController, machine().GetStorageControllers())
1932	{
1933	foreach (const CMediumAttachment &comAttachment, machine().GetMediumAttachmentsOfController(comController.GetName()))
1934	{
1935	/* Look for an optical devices only: */
1936	if (comAttachment.GetType() == enmDeviceType)
1937	{
1938	/* Append storage slot to corresponding list: */
1939	if (comAttachment.GetMedium().isNull())
1940	aFreeStorageSlots << ExactStorageSlot(comController.GetName(), comController.GetBus(),
1941	comAttachment.GetPort(), comAttachment.GetDevice());
1942	else
1943	aBusyStorageSlots << ExactStorageSlot(comController.GetName(), comController.GetBus(),
1944	comAttachment.GetPort(), comAttachment.GetDevice());
1945	}
1946	}
1947	}
1948
1949	/* Make sure at least one storage slot found: */
1950	QList<ExactStorageSlot> sStorageSlots = aFreeStorageSlots + aBusyStorageSlots;
1951	if (sStorageSlots.isEmpty())
1952	{
1953	popupCenter().cannotMountImage(machineLogic()->activeMachineWindow(), machineName(), strMediumName);
1954	return false;
1955	}
1956
1957	/* Try to mount medium into first available storage slot: */
1958	while (!sStorageSlots.isEmpty())
1959	{
1960	const ExactStorageSlot storageSlot = sStorageSlots.takeFirst();
1961	machine().MountMedium(storageSlot.controller, storageSlot.port, storageSlot.device, guiMedium.medium(), false /* force */);
1962	if (machine().isOk())
1963	break;
1964	}
1965
1966	/* Show error message if necessary: */
1967	if (!machine().isOk())
1968	{
1969	msgCenter().cannotRemountMedium(machine(), guiMedium, true /* mount? /, false / retry? */, mainMachineWindow());
1970	return false;
1971	}
1972
1973	/* Save machine settings: */
1974	machine().SaveSettings();
1975
1976	/* Show error message if necessary: */
1977	if (!machine().isOk())
1978	{
1979	popupCenter().cannotSaveMachineSettings(machineLogic()->activeMachineWindow(), machine());
1980	return false;
1981	}
1982
1983	/* True by default: */
1984	return true;
1985	}
1986
1987	bool UISession::postprocessInitialization()
1988	{
1989	/* Check if the required virtualization features are active. We get this info only when the session is active. */
1990	const bool fIs64BitsGuest = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetIs64Bit();
1991	const bool fRecommendVirtEx = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetRecommendedVirtEx();
1992	AssertMsg(!fIs64BitsGuest \|\| fRecommendVirtEx, ("Virtualization support missed for 64bit guest!\n"));
1993	const bool fIsVirtActive = debugger().GetHWVirtExEnabled();
1994	if (fRecommendVirtEx && !fIsVirtActive)
1995	{
1996	/* Check whether vt-x / amd-v supported: */
1997	bool fVTxAMDVSupported = vboxGlobal().host().GetProcessorFeature(KProcessorFeature_HWVirtEx);
1998
1999	/* Pause VM: */
2000	setPause(true);
2001
2002	/* Ask the user about further actions: */
2003	bool fShouldWeClose;
2004	if (fIs64BitsGuest)
2005	fShouldWeClose = msgCenter().warnAboutVirtExInactiveFor64BitsGuest(fVTxAMDVSupported);
2006	else
2007	fShouldWeClose = msgCenter().warnAboutVirtExInactiveForRecommendedGuest(fVTxAMDVSupported);
2008
2009	/* If user asked to close VM: */
2010	if (fShouldWeClose)
2011	{
2012	/* Enable 'manual-override',
2013	* preventing automatic Runtime UI closing: */
2014	if (machineLogic())
2015	machineLogic()->setManualOverrideMode(true);
2016	/* Power off VM: */
2017	bool fServerCrashed = false;
2018	LogRel(("GUI: Aborting startup due to postprocess initialization issue detected...\n"));
2019	powerOff(false, fServerCrashed);
2020	return false;
2021	}
2022
2023	/* Resume VM: */
2024	setPause(false);
2025	}
2026
2027	/* True by default: */
2028	return true;
2029	}
2030
2031	bool UISession::isScreenVisibleHostDesires(ulong uScreenId) const
2032	{
2033	/* Make sure index feats the bounds: */
2034	AssertReturn(uScreenId < (ulong)m_monitorVisibilityVectorHostDesires.size(), false);
2035
2036	/* Return 'actual' (host-desire) visibility status: */
2037	return m_monitorVisibilityVectorHostDesires.value((int)uScreenId);
2038	}
2039
2040	void UISession::setScreenVisibleHostDesires(ulong uScreenId, bool fIsMonitorVisible)
2041	{
2042	/* Make sure index feats the bounds: */
2043	AssertReturnVoid(uScreenId < (ulong)m_monitorVisibilityVectorHostDesires.size());
2044
2045	/* Remember 'actual' (host-desire) visibility status: */
2046	m_monitorVisibilityVectorHostDesires[(int)uScreenId] = fIsMonitorVisible;
2047	}
2048
2049	bool UISession::isScreenVisible(ulong uScreenId) const
2050	{
2051	/* Make sure index feats the bounds: */
2052	AssertReturn(uScreenId < (ulong)m_monitorVisibilityVector.size(), false);
2053
2054	/* Return 'actual' visibility status: */
2055	return m_monitorVisibilityVector.value((int)uScreenId);
2056	}
2057
2058	void UISession::setScreenVisible(ulong uScreenId, bool fIsMonitorVisible)
2059	{
2060	/* Make sure index feats the bounds: */
2061	AssertReturnVoid(uScreenId < (ulong)m_monitorVisibilityVector.size());
2062
2063	/* Remember 'actual' visibility status: */
2064	m_monitorVisibilityVector[(int)uScreenId] = fIsMonitorVisible;
2065	/* Remember 'desired' visibility status: */
2066	gEDataManager->setLastGuestScreenVisibilityStatus(uScreenId, fIsMonitorVisible, vboxGlobal().managedVMUuid());
2067	}
2068
2069	QSize UISession::lastFullScreenSize(ulong uScreenId) const
2070	{
2071	/* Make sure index fits the bounds: */
2072	AssertReturn(uScreenId < (ulong)m_monitorLastFullScreenSizeVector.size(), QSize(-1, -1));
2073
2074	/* Return last full-screen size: */
2075	return m_monitorLastFullScreenSizeVector.value((int)uScreenId);
2076	}
2077
2078	void UISession::setLastFullScreenSize(ulong uScreenId, QSize size)
2079	{
2080	/* Make sure index fits the bounds: */
2081	AssertReturnVoid(uScreenId < (ulong)m_monitorLastFullScreenSizeVector.size());
2082
2083	/* Remember last full-screen size: */
2084	m_monitorLastFullScreenSizeVector[(int)uScreenId] = size;
2085	}
2086
2087	int UISession::countOfVisibleWindows()
2088	{
2089	int cCountOfVisibleWindows = 0;
2090	for (int i = 0; i < m_monitorVisibilityVector.size(); ++i)
2091	if (m_monitorVisibilityVector[i])
2092	++cCountOfVisibleWindows;
2093	return cCountOfVisibleWindows;
2094	}
2095
2096	QList<int> UISession::listOfVisibleWindows() const
2097	{
2098	QList<int> visibleWindows;
2099	for (int i = 0; i < m_monitorVisibilityVector.size(); ++i)
2100	if (m_monitorVisibilityVector.at(i))
2101	visibleWindows.push_back(i);
2102	return visibleWindows;
2103	}
2104
2105	void UISession::loadVMSettings()
2106	{
2107	/* Load CPU hardware virtualization extension: */
2108	m_fIsHWVirtExEnabled = m_debugger.GetHWVirtExEnabled();
2109	/* Load nested-paging CPU hardware virtualization extension: */
2110	m_fIsHWVirtExNestedPagingEnabled = m_debugger.GetHWVirtExNestedPagingEnabled();
2111	/* Load whether the VM is currently making use of the unrestricted execution feature of VT-x: */
2112	m_fIsHWVirtExUXEnabled = m_debugger.GetHWVirtExUXEnabled();
2113	/* Load VM's effective paravirtualization provider: */
2114	m_paraVirtProvider = m_machine.GetEffectiveParavirtProvider();
2115	}
2116
2117	UIFrameBuffer* UISession::frameBuffer(ulong uScreenId) const
2118	{
2119	Assert(uScreenId < (ulong)m_frameBufferVector.size());
2120	return m_frameBufferVector.value((int)uScreenId, 0);
2121	}
2122
2123	void UISession::setFrameBuffer(ulong uScreenId, UIFrameBuffer* pFrameBuffer)
2124	{
2125	Assert(uScreenId < (ulong)m_frameBufferVector.size());
2126	if (uScreenId < (ulong)m_frameBufferVector.size())
2127	m_frameBufferVector[(int)uScreenId] = pFrameBuffer;
2128	}
2129
2130	void UISession::updateHostScreenData()
2131	{
2132	m_hostScreens.clear();
2133	for (int iScreenIndex = 0; iScreenIndex < gpDesktop->screenCount(); ++iScreenIndex)
2134	m_hostScreens << gpDesktop->screenGeometry(iScreenIndex);
2135	}
2136
2137	void UISession::updateActionRestrictions()
2138	{
2139	/* Get host and prepare restrictions: */
2140	const CHost host = vboxGlobal().host();
2141	UIExtraDataMetaDefs::RuntimeMenuMachineActionType restrictionForMachine = UIExtraDataMetaDefs::RuntimeMenuMachineActionType_Invalid;
2142	UIExtraDataMetaDefs::RuntimeMenuViewActionType restrictionForView = UIExtraDataMetaDefs::RuntimeMenuViewActionType_Invalid;
2143	UIExtraDataMetaDefs::RuntimeMenuDevicesActionType restrictionForDevices = UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Invalid;
2144
2145	/* Separate process stuff: */
2146	{
2147	/* Initialize 'Machine' menu: */
2148	if (!vboxGlobal().isSeparateProcess())
2149	restrictionForMachine = (UIExtraDataMetaDefs::RuntimeMenuMachineActionType)(restrictionForMachine \| UIExtraDataMetaDefs::RuntimeMenuMachineActionType_Detach);
2150	}
2151
2152	/* VRDE server stuff: */
2153	{
2154	/* Initialize 'View' menu: */
2155	const CVRDEServer server = machine().GetVRDEServer();
2156	if (server.isNull())
2157	restrictionForView = (UIExtraDataMetaDefs::RuntimeMenuViewActionType)(restrictionForView \| UIExtraDataMetaDefs::RuntimeMenuViewActionType_VRDEServer);
2158	}
2159
2160	/* Storage stuff: */
2161	{
2162	/* Initialize CD/FD menus: */
2163	int iDevicesCountCD = 0;
2164	int iDevicesCountFD = 0;
2165	foreach (const CMediumAttachment &attachment, machine().GetMediumAttachments())
2166	{
2167	if (attachment.GetType() == KDeviceType_DVD)
2168	++iDevicesCountCD;
2169	if (attachment.GetType() == KDeviceType_Floppy)
2170	++iDevicesCountFD;
2171	}
2172	QAction *pOpticalDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_OpticalDevices);
2173	QAction *pFloppyDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_FloppyDevices);
2174	pOpticalDevicesMenu->setData(iDevicesCountCD);
2175	pFloppyDevicesMenu->setData(iDevicesCountFD);
2176	if (!iDevicesCountCD)
2177	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_OpticalDevices);
2178	if (!iDevicesCountFD)
2179	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_FloppyDevices);
2180	}
2181
2182	/* Audio stuff: */
2183	{
2184	/* Check whether audio controller is enabled. */
2185	const CAudioAdapter &comAdapter = machine().GetAudioAdapter();
2186	if (comAdapter.isNull() \|\| !comAdapter.GetEnabled())
2187	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Audio);
2188	}
2189
2190	/* Network stuff: */
2191	{
2192	/* Initialize Network menu: */
2193	bool fAtLeastOneAdapterActive = false;
2194	const KChipsetType chipsetType = machine().GetChipsetType();
2195	ULONG uSlots = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(chipsetType);
2196	for (ULONG uSlot = 0; uSlot < uSlots; ++uSlot)
2197	{
2198	const CNetworkAdapter &adapter = machine().GetNetworkAdapter(uSlot);
2199	if (adapter.GetEnabled())
2200	{
2201	fAtLeastOneAdapterActive = true;
2202	break;
2203	}
2204	}
2205	if (!fAtLeastOneAdapterActive)
2206	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Network);
2207	}
2208
2209	/* USB stuff: */
2210	{
2211	/* Check whether there is at least one USB controller with an available proxy. */
2212	const bool fUSBEnabled = !machine().GetUSBDeviceFilters().isNull()
2213	&& !machine().GetUSBControllers().isEmpty()
2214	&& machine().GetUSBProxyAvailable();
2215	if (!fUSBEnabled)
2216	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_USBDevices);
2217	}
2218
2219	/* WebCams stuff: */
2220	{
2221	/* Check whether there is an accessible video input devices pool: */
2222	host.GetVideoInputDevices();
2223	const bool fWebCamsEnabled = host.isOk() && !machine().GetUSBControllers().isEmpty();
2224	if (!fWebCamsEnabled)
2225	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_WebCams);
2226	}
2227
2228	/* Apply cumulative restriction for 'Machine' menu: */
2229	actionPool()->toRuntime()->setRestrictionForMenuMachine(UIActionRestrictionLevel_Session, restrictionForMachine);
2230	/* Apply cumulative restriction for 'View' menu: */
2231	actionPool()->toRuntime()->setRestrictionForMenuView(UIActionRestrictionLevel_Session, restrictionForView);
2232	/* Apply cumulative restriction for 'Devices' menu: */
2233	actionPool()->toRuntime()->setRestrictionForMenuDevices(UIActionRestrictionLevel_Session, restrictionForDevices);
2234	}
2235
2236	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
2237	/**
2238	* Custom signal handler. When switching VTs, we might not get release events
2239	* for Ctrl-Alt and in case a savestate is performed on the new VT, the VM will
2240	* be saved with modifier keys stuck. This is annoying enough for introducing
2241	* this hack.
2242	*/
2243	/* static */
2244	static void signalHandlerSIGUSR1(int sig, siginfo_t * /* pInfo /, void /pSecret /)
2245	{
2246	/* Only SIGUSR1 is interesting: */
2247	if (sig == SIGUSR1)
2248	if (gpMachine)
2249	gpMachine->uisession()->machineLogic()->keyboardHandler()->releaseAllPressedKeys();
2250	}
2251	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
2252

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source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/runtime/UISession.cpp@ 71368

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