UISession.cpp@ 57285

Last change on this file since 57285 was 57285, checked in by vboxsync, 9 years ago
FE/Qt: Runtime UI: A bit more logging regarding GA state change events.
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1	/* $Id: UISession.cpp 57285 2015-08-12 11:28:54Z vboxsync $ */
2	/** @file
3	* VBox Qt GUI - UISession class implementation.
4	*/
5
6	/*
7	* Copyright (C) 2006-2014 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	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
84	static void signalHandlerSIGUSR1(int sig, siginfo_t , void );
85	#endif
86
87	#ifdef Q_WS_MAC
88	/**
89	* MacOS X: Application Services: Core Graphics: Display reconfiguration callback.
90	*
91	* Notifies UISession about @a display configuration change.
92	* Corresponding change described by Core Graphics @a flags.
93	* Uses UISession @a pHandler to process this change.
94	*
95	* @note Last argument (@a pHandler) must always be valid pointer to UISession object.
96	* @note Calls for UISession::sltHandleHostDisplayAboutToChange() slot if display configuration changed.
97	*/
98	void cgDisplayReconfigurationCallback(CGDirectDisplayID display, CGDisplayChangeSummaryFlags flags, void *pHandler)
99	{
100	/* Which flags we are handling? */
101	int iHandledFlags = kCGDisplayAddFlag /* display added */
102	\| kCGDisplayRemoveFlag /* display removed */
103	\| kCGDisplaySetModeFlag /* display mode changed */;
104
105	/* Handle 'display-add' case: */
106	if (flags & kCGDisplayAddFlag)
107	LogRelFlow(("GUI: UISession::cgDisplayReconfigurationCallback: Display added.\n"));
108	/* Handle 'display-remove' case: */
109	else if (flags & kCGDisplayRemoveFlag)
110	LogRelFlow(("GUI: UISession::cgDisplayReconfigurationCallback: Display removed.\n"));
111	/* Handle 'mode-set' case: */
112	else if (flags & kCGDisplaySetModeFlag)
113	LogRelFlow(("GUI: UISession::cgDisplayReconfigurationCallback: Display mode changed.\n"));
114
115	/* Ask handler to process our callback: */
116	if (flags & iHandledFlags)
117	QTimer::singleShot(0, static_cast<UISession*>(pHandler),
118	SLOT(sltHandleHostDisplayAboutToChange()));
119
120	Q_UNUSED(display);
121	}
122	#endif /* Q_WS_MAC */
123
124	/* static */
125	bool UISession::create(UISession &pSession, UIMachine pMachine)
126	{
127	/* Make sure null pointer passed: */
128	AssertReturn(pSession == 0, false);
129
130	/* Create session UI: */
131	pSession = new UISession(pMachine);
132	/* Make sure it's prepared: */
133	if (!pSession->prepare())
134	{
135	/* Destroy session UI otherwise: */
136	destroy(pSession);
137	/* False in that case: */
138	return false;
139	}
140	/* True by default: */
141	return true;
142	}
143
144	/* static */
145	void UISession::destroy(UISession *&pSession)
146	{
147	/* Make sure valid pointer passed: */
148	AssertReturnVoid(pSession != 0);
149
150	/* Cleanup session UI: */
151	pSession->cleanup();
152	/* Destroy session: */
153	delete pSession;
154	pSession = 0;
155	}
156
157	bool UISession::initialize()
158	{
159	/* Preprocess initialization: */
160	if (!preprocessInitialization())
161	return false;
162
163	/* Notify user about mouse&keyboard auto-capturing: */
164	if (vboxGlobal().settings().autoCapture())
165	popupCenter().remindAboutAutoCapture(machineLogic()->activeMachineWindow());
166
167	/* Check if we are in teleportation waiting mode.
168	* In that case no first run wizard is necessary. */
169	m_machineState = machine().GetState();
170	if ( isFirstTimeStarted()
171	&& !(( m_machineState == KMachineState_PoweredOff
172	\|\| m_machineState == KMachineState_Aborted
173	\|\| m_machineState == KMachineState_Teleported)
174	&& machine().GetTeleporterEnabled()))
175	{
176	UISafePointerWizard pWizard = new UIWizardFirstRun(mainMachineWindow(), machine());
177	pWizard->prepare();
178	pWizard->exec();
179	if (pWizard)
180	delete pWizard;
181	}
182
183	/* Apply debug settings from the command line. */
184	if (!debugger().isNull() && debugger().isOk())
185	{
186	if (vboxGlobal().isPatmDisabled())
187	debugger().SetPATMEnabled(false);
188	if (vboxGlobal().isCsamDisabled())
189	debugger().SetCSAMEnabled(false);
190	if (vboxGlobal().isSupervisorCodeExecedRecompiled())
191	debugger().SetRecompileSupervisor(true);
192	if (vboxGlobal().isUserCodeExecedRecompiled())
193	debugger().SetRecompileUser(true);
194	if (vboxGlobal().areWeToExecuteAllInIem())
195	debugger().SetExecuteAllInIEM(true);
196	if (!vboxGlobal().isDefaultWarpPct())
197	debugger().SetVirtualTimeRate(vboxGlobal().getWarpPct());
198	}
199
200	/* Apply ad-hoc reconfigurations from the command line: */
201	if (vboxGlobal().hasFloppyImageToMount())
202	mountAdHocImage(KDeviceType_Floppy, UIMediumType_Floppy, vboxGlobal().getFloppyImage());
203	if (vboxGlobal().hasDvdImageToMount())
204	mountAdHocImage(KDeviceType_DVD, UIMediumType_DVD, vboxGlobal().getDvdImage());
205
206	/* Power UP if this is NOT separate process: */
207	if (!vboxGlobal().isSeparateProcess())
208	if (!powerUp())
209	return false;
210
211	/* Check if we missed a really quick termination after successful startup: */
212	if (isTurnedOff())
213	return false;
214
215	/* Postprocess initialization: */
216	if (!postprocessInitialization())
217	return false;
218
219	/* Fetch corresponding states: */
220	if (vboxGlobal().isSeparateProcess())
221	{
222	m_fIsMouseSupportsAbsolute = mouse().GetAbsoluteSupported();
223	m_fIsMouseSupportsRelative = mouse().GetRelativeSupported();
224	m_fIsMouseSupportsMultiTouch = mouse().GetMultiTouchSupported();
225	m_fIsMouseHostCursorNeeded = mouse().GetNeedsHostCursor();
226	sltAdditionsChange();
227	}
228	machineLogic()->initializePostPowerUp();
229
230	#ifdef VBOX_WITH_VIDEOHWACCEL
231	/* Log whether 2D video acceleration is enabled: */
232	LogRel(("GUI: 2D video acceleration is %s\n",
233	machine().GetAccelerate2DVideoEnabled() && VBoxGlobal::isAcceleration2DVideoAvailable()
234	? "enabled" : "disabled"));
235	#endif /* VBOX_WITH_VIDEOHWACCEL */
236
237	/* Log whether HID LEDs sync is enabled: */
238	#if defined(Q_WS_MAC) \|\| defined(Q_WS_WIN)
239	LogRel(("GUI: HID LEDs sync is %s\n",
240	uimachine()->machineLogic()->isHidLedsSyncEnabled()
241	? "enabled" : "disabled"));
242	#else /* !Q_WS_MAC && !Q_WS_WIN */
243	LogRel(("GUI: HID LEDs sync is not supported on this platform\n"));
244	#endif /* !Q_WS_MAC && !Q_WS_WIN */
245
246	#ifdef VBOX_GUI_WITH_PIDFILE
247	vboxGlobal().createPidfile();
248	#endif /* VBOX_GUI_WITH_PIDFILE */
249
250	/* Warn listeners about we are initialized: */
251	emit sigInitialized();
252
253	/* True by default: */
254	return true;
255	}
256
257	bool UISession::powerUp()
258	{
259	/* Power UP machine: */
260	CProgress progress = vboxGlobal().shouldStartPaused() ? console().PowerUpPaused() : console().PowerUp();
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	/* Enable 'manual-override',
271	* preventing automatic Runtime UI closing
272	* and visual representation mode changes: */
273	if (machineLogic())
274	machineLogic()->setManualOverrideMode(true);
275
276	/* Show "Starting/Restoring" progress dialog: */
277	if (isSaved())
278	{
279	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_state_restore_90px.png", 0, 0);
280	/* After restoring from 'saved' state, machine-window(s) geometry should be adjusted: */
281	machineLogic()->adjustMachineWindowsGeometry();
282	}
283	else
284	{
285	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_start_90px.png");
286	/* After VM start, machine-window(s) size-hint(s) should be sent: */
287	machineLogic()->sendMachineWindowsSizeHints();
288	}
289
290	/* Check for progress failure: */
291	if (!progress.isOk() \|\| progress.GetResultCode() != 0)
292	{
293	if (vboxGlobal().showStartVMErrors())
294	msgCenter().cannotStartMachine(progress, machineName());
295	return false;
296	}
297
298	/* Disable 'manual-override' finally: */
299	if (machineLogic())
300	machineLogic()->setManualOverrideMode(false);
301
302	/* True by default: */
303	return true;
304	}
305
306	bool UISession::saveState()
307	{
308	/* Prepare the saving progress: */
309	CProgress progress = machine().SaveState();
310	if (machine().isOk())
311	{
312	/* Show the saving progress: */
313	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_state_save_90px.png");
314	if (!progress.isOk() \|\| progress.GetResultCode() != 0)
315	{
316	/* Failed in progress: */
317	msgCenter().cannotSaveMachineState(progress, machineName());
318	return false;
319	}
320	}
321	else
322	{
323	/* Failed in console: */
324	msgCenter().cannotSaveMachineState(machine());
325	return false;
326	}
327	/* Passed: */
328	return true;
329	}
330
331	bool UISession::shutdown()
332	{
333	/* Send ACPI shutdown signal if possible: */
334	console().PowerButton();
335	if (!console().isOk())
336	{
337	/* Failed in console: */
338	msgCenter().cannotACPIShutdownMachine(console());
339	return false;
340	}
341	/* Passed: */
342	return true;
343	}
344
345	bool UISession::powerOff(bool fIncludingDiscard, bool &fServerCrashed)
346	{
347	/* Prepare the power-off progress: */
348	CProgress progress = console().PowerDown();
349	if (console().isOk())
350	{
351	/* Show the power-off progress: */
352	msgCenter().showModalProgressDialog(progress, machineName(), ":/progress_poweroff_90px.png");
353	if (progress.isOk() && progress.GetResultCode() == 0)
354	{
355	/* Discard the current state if requested: */
356	if (fIncludingDiscard)
357	return restoreCurrentSnapshot();
358	}
359	else
360	{
361	/* Failed in progress: */
362	msgCenter().cannotPowerDownMachine(progress, machineName());
363	return false;
364	}
365	}
366	else
367	{
368	/* Check the machine state, it might be already gone: */
369	if (!console().isNull())
370	{
371	/* Failed in console: */
372	COMResult res(console());
373	/* This can happen if VBoxSVC is not running: */
374	if (FAILED_DEAD_INTERFACE(res.rc()))
375	fServerCrashed = true;
376	else
377	msgCenter().cannotPowerDownMachine(console());
378	return false;
379	}
380	}
381	/* Passed: */
382	return true;
383	}
384
385	bool UISession::restoreCurrentSnapshot()
386	{
387	/* Prepare result: */
388	bool fResult = false;
389
390	/* Simulate try-catch block: */
391	do
392	{
393	/* Search for corresponding VM: */
394	CVirtualBox vbox = vboxGlobal().virtualBox();
395	const QString strMachineID = vboxGlobal().managedVMUuid();
396	const CMachine mach = vbox.FindMachine(strMachineID);
397	if (!vbox.isOk() \|\| mach.isNull())
398	{
399	/* Unable to find VM: */
400	msgCenter().cannotFindMachineById(vbox, strMachineID);
401	break;
402	}
403
404	/* Open a direct session to modify that VM: */
405	CSession sess = vboxGlobal().openSession(vboxGlobal().managedVMUuid(),
406	vboxGlobal().isSeparateProcess()
407	? KLockType_Write : KLockType_Shared);
408	if (sess.isNull())
409	{
410	/* Unable to open session: */
411	break;
412	}
413
414	/* Simulate try-catch block: */
415	do
416	{
417	/* Acquire machine for this session: */
418	CMachine machine = sess.GetMachine();
419	if (machine.isNull())
420	{
421	/* Unable to acquire machine: */
422	break;
423	}
424
425	/* Prepare the snapshot-discard progress: */
426	const CSnapshot snap = machine.GetCurrentSnapshot();
427	CProgress prog = machine.RestoreSnapshot(snap);
428	if (!machine.isOk() \|\| prog.isNull())
429	{
430	/* Unable to restore snapshot: */
431	msgCenter().cannotRestoreSnapshot(machine, snap.GetName(), machineName());
432	break;
433	}
434
435	/* Show the snapshot-discard progress: */
436	msgCenter().showModalProgressDialog(prog, machine.GetName(), ":/progress_snapshot_discard_90px.png");
437	if (prog.GetResultCode() != 0)
438	{
439	/* Unable to restore snapshot: */
440	msgCenter().cannotRestoreSnapshot(prog, snap.GetName(), machine.GetName());
441	break;
442	}
443
444	/* Success: */
445	fResult = true;
446	}
447	while (0);
448
449	/* Unlock machine finally: */
450	sess.UnlockMachine();
451	}
452	while (0);
453
454	/* Return result: */
455	return fResult;
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	/* Ask UIMachine to close Runtime UI: */
615	uimachine()->closeRuntimeUI();
616	}
617
618	#ifdef RT_OS_DARWIN
619	void UISession::sltHandleMenuBarConfigurationChange(const QString &strMachineID)
620	{
621	/* Skip unrelated machine IDs: */
622	if (vboxGlobal().managedVMUuid() != strMachineID)
623	return;
624
625	/* Update Mac OS X menu-bar: */
626	updateMenu();
627	}
628	#endif /* RT_OS_DARWIN */
629
630	void UISession::sltMousePointerShapeChange(bool fVisible, bool fAlpha, QPoint hotCorner, QSize size, QVector<uint8_t> shape)
631	{
632	/* In case of shape data is present: */
633	if (shape.size() > 0)
634	{
635	/* We are ignoring visibility flag: */
636	m_fIsHidingHostPointer = false;
637
638	/* And updating current cursor shape: */
639	setPointerShape(shape.data(), fAlpha,
640	hotCorner.x(), hotCorner.y(),
641	size.width(), size.height());
642	}
643	/* In case of shape data is NOT present: */
644	else
645	{
646	/* Remember if we should hide the cursor: */
647	m_fIsHidingHostPointer = !fVisible;
648	}
649
650	/* Notify listeners about mouse capability changed: */
651	emit sigMousePointerShapeChange();
652
653	}
654
655	void UISession::sltMouseCapabilityChange(bool fSupportsAbsolute, bool fSupportsRelative, bool fSupportsMultiTouch, bool fNeedsHostCursor)
656	{
657	LogRelFlow(("GUI: UISession::sltMouseCapabilityChange: "
658	"Supports absolute: %s, Supports relative: %s, "
659	"Supports multi-touch: %s, Needs host cursor: %s\n",
660	fSupportsAbsolute ? "TRUE" : "FALSE", fSupportsRelative ? "TRUE" : "FALSE",
661	fSupportsMultiTouch ? "TRUE" : "FALSE", fNeedsHostCursor ? "TRUE" : "FALSE"));
662
663	/* Check if something had changed: */
664	if ( m_fIsMouseSupportsAbsolute != fSupportsAbsolute
665	\|\| m_fIsMouseSupportsRelative != fSupportsRelative
666	\|\| m_fIsMouseSupportsMultiTouch != fSupportsMultiTouch
667	\|\| m_fIsMouseHostCursorNeeded != fNeedsHostCursor)
668	{
669	/* Store new data: */
670	m_fIsMouseSupportsAbsolute = fSupportsAbsolute;
671	m_fIsMouseSupportsRelative = fSupportsRelative;
672	m_fIsMouseSupportsMultiTouch = fSupportsMultiTouch;
673	m_fIsMouseHostCursorNeeded = fNeedsHostCursor;
674
675	/* Notify listeners about mouse capability changed: */
676	emit sigMouseCapabilityChange();
677	}
678	}
679
680	void UISession::sltKeyboardLedsChangeEvent(bool fNumLock, bool fCapsLock, bool fScrollLock)
681	{
682	/* Check if something had changed: */
683	if ( m_fNumLock != fNumLock
684	\|\| m_fCapsLock != fCapsLock
685	\|\| m_fScrollLock != fScrollLock)
686	{
687	/* Store new num lock data: */
688	if (m_fNumLock != fNumLock)
689	{
690	m_fNumLock = fNumLock;
691	m_uNumLockAdaptionCnt = 2;
692	}
693
694	/* Store new caps lock data: */
695	if (m_fCapsLock != fCapsLock)
696	{
697	m_fCapsLock = fCapsLock;
698	m_uCapsLockAdaptionCnt = 2;
699	}
700
701	/* Store new scroll lock data: */
702	if (m_fScrollLock != fScrollLock)
703	{
704	m_fScrollLock = fScrollLock;
705	}
706
707	/* Notify listeners about mouse capability changed: */
708	emit sigKeyboardLedsChange();
709	}
710	}
711
712	void UISession::sltStateChange(KMachineState state)
713	{
714	/* Check if something had changed: */
715	if (m_machineState != state)
716	{
717	/* Store new data: */
718	m_machineStatePrevious = m_machineState;
719	m_machineState = state;
720
721	/* Notify listeners about machine state changed: */
722	emit sigMachineStateChange();
723	}
724	}
725
726	void UISession::sltVRDEChange()
727	{
728	/* Make sure VRDE server is present: */
729	const CVRDEServer server = machine().GetVRDEServer();
730	AssertMsgReturnVoid(machine().isOk() && !server.isNull(),
731	("VRDE server should NOT be null!\n"));
732
733	/* Check/Uncheck VRDE Server action depending on feature status: */
734	actionPool()->action(UIActionIndexRT_M_View_T_VRDEServer)->blockSignals(true);
735	actionPool()->action(UIActionIndexRT_M_View_T_VRDEServer)->setChecked(server.GetEnabled());
736	actionPool()->action(UIActionIndexRT_M_View_T_VRDEServer)->blockSignals(false);
737
738	/* Notify listeners about VRDE change: */
739	emit sigVRDEChange();
740	}
741
742	void UISession::sltVideoCaptureChange()
743	{
744	/* Check/Uncheck Video Capture action depending on feature status: */
745	actionPool()->action(UIActionIndexRT_M_View_M_VideoCapture_T_Start)->blockSignals(true);
746	actionPool()->action(UIActionIndexRT_M_View_M_VideoCapture_T_Start)->setChecked(machine().GetVideoCaptureEnabled());
747	actionPool()->action(UIActionIndexRT_M_View_M_VideoCapture_T_Start)->blockSignals(false);
748
749	/* Notify listeners about Video Capture change: */
750	emit sigVideoCaptureChange();
751	}
752
753	void UISession::sltGuestMonitorChange(KGuestMonitorChangedEventType changeType, ulong uScreenId, QRect screenGeo)
754	{
755	/* Ignore KGuestMonitorChangedEventType_NewOrigin change event: */
756	if (changeType == KGuestMonitorChangedEventType_NewOrigin)
757	return;
758	/* Ignore KGuestMonitorChangedEventType_Disabled event for primary screen: */
759	AssertMsg(countOfVisibleWindows() > 0, ("All machine windows are hidden!"));
760	if (changeType == KGuestMonitorChangedEventType_Disabled && uScreenId == 0)
761	return;
762
763	/* Process KGuestMonitorChangedEventType_Enabled change event: */
764	if ( !isScreenVisible(uScreenId)
765	&& changeType == KGuestMonitorChangedEventType_Enabled)
766	setScreenVisible(uScreenId, true);
767	/* Process KGuestMonitorChangedEventType_Disabled change event: */
768	else if ( isScreenVisible(uScreenId)
769	&& changeType == KGuestMonitorChangedEventType_Disabled)
770	setScreenVisible(uScreenId, false);
771
772	/* Notify listeners about the change: */
773	emit sigGuestMonitorChange(changeType, uScreenId, screenGeo);
774	}
775
776	#ifdef RT_OS_DARWIN
777	/**
778	* MacOS X: Restarts display-reconfiguration watchdog timer from the beginning.
779	* @note Watchdog is trying to determine display reconfiguration in
780	* UISession::sltCheckIfHostDisplayChanged() slot every 500ms for 40 tries.
781	*/
782	void UISession::sltHandleHostDisplayAboutToChange()
783	{
784	LogRelFlow(("GUI: UISession::sltHandleHostDisplayAboutToChange()\n"));
785
786	if (m_pWatchdogDisplayChange->isActive())
787	m_pWatchdogDisplayChange->stop();
788	m_pWatchdogDisplayChange->setProperty("tryNumber", 1);
789	m_pWatchdogDisplayChange->start();
790	}
791
792	/**
793	* MacOS X: Determines display reconfiguration.
794	* @note Calls for UISession::sltHandleHostScreenCountChange() if screen count changed.
795	* @note Calls for UISession::sltHandleHostScreenGeometryChange() if screen geometry changed.
796	*/
797	void UISession::sltCheckIfHostDisplayChanged()
798	{
799	LogRelFlow(("GUI: UISession::sltCheckIfHostDisplayChanged()\n"));
800
801	/* Acquire desktop wrapper: */
802	QDesktopWidget *pDesktop = QApplication::desktop();
803
804	/* Check if display count changed: */
805	if (pDesktop->screenCount() != m_hostScreens.size())
806	{
807	/* Reset watchdog: */
808	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
809	/* Notify listeners about screen-count changed: */
810	return sltHandleHostScreenCountChange();
811	}
812	else
813	{
814	/* Check if at least one display geometry changed: */
815	for (int iScreenIndex = 0; iScreenIndex < pDesktop->screenCount(); ++iScreenIndex)
816	{
817	if (pDesktop->screenGeometry(iScreenIndex) != m_hostScreens.at(iScreenIndex))
818	{
819	/* Reset watchdog: */
820	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
821	/* Notify listeners about screen-geometry changed: */
822	return sltHandleHostScreenGeometryChange();
823	}
824	}
825	}
826
827	/* Check if watchdog expired, restart if not: */
828	int cTryNumber = m_pWatchdogDisplayChange->property("tryNumber").toInt();
829	if (cTryNumber > 0 && cTryNumber < 40)
830	{
831	/* Restart watchdog again: */
832	m_pWatchdogDisplayChange->setProperty("tryNumber", ++cTryNumber);
833	m_pWatchdogDisplayChange->start();
834	}
835	else
836	{
837	/* Reset watchdog: */
838	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
839	}
840	}
841	#endif /* RT_OS_DARWIN */
842
843	void UISession::sltHandleHostScreenCountChange()
844	{
845	LogRelFlow(("GUI: UISession: Host-screen count changed.\n"));
846
847	/* Recache display data: */
848	updateHostScreenData();
849
850	/* Notify current machine-logic: */
851	emit sigHostScreenCountChange();
852	}
853
854	void UISession::sltHandleHostScreenGeometryChange()
855	{
856	LogRelFlow(("GUI: UISession: Host-screen geometry changed.\n"));
857
858	/* Recache display data: */
859	updateHostScreenData();
860
861	/* Notify current machine-logic: */
862	emit sigHostScreenGeometryChange();
863	}
864
865	void UISession::sltHandleHostScreenAvailableAreaChange()
866	{
867	LogRelFlow(("GUI: UISession: Host-screen available-area changed.\n"));
868
869	/* Notify current machine-logic: */
870	emit sigHostScreenAvailableAreaChange();
871	}
872
873	void UISession::sltAdditionsChange()
874	{
875	/* Variable flags: */
876	ULONG ulGuestAdditionsRunLevel = guest().GetAdditionsRunLevel();
877	LONG64 lLastUpdatedIgnored;
878	bool fIsGuestSupportsGraphics = guest().GetFacilityStatus(KAdditionsFacilityType_Graphics, lLastUpdatedIgnored)
879	== KAdditionsFacilityStatus_Active;
880	bool fIsGuestSupportsSeamless = guest().GetFacilityStatus(KAdditionsFacilityType_Seamless, lLastUpdatedIgnored)
881	== KAdditionsFacilityStatus_Active;
882	/* Check if something had changed: */
883	if (m_ulGuestAdditionsRunLevel != ulGuestAdditionsRunLevel \|\|
884	m_fIsGuestSupportsGraphics != fIsGuestSupportsGraphics \|\|
885	m_fIsGuestSupportsSeamless != fIsGuestSupportsSeamless)
886	{
887	/* Store new data: */
888	m_ulGuestAdditionsRunLevel = ulGuestAdditionsRunLevel;
889	m_fIsGuestSupportsGraphics = fIsGuestSupportsGraphics;
890	m_fIsGuestSupportsSeamless = fIsGuestSupportsSeamless;
891
892	/* Notify listeners about GA state really changed: */
893	LogRel(("GUI: UISession::sltAdditionsChange: GA state really changed, notifying listeners.\n"));
894	emit sigAdditionsStateActualChange();
895	}
896
897	/* Notify listeners about GA state change event came: */
898	LogRel(("GUI: UISession::sltAdditionsChange: GA state change event came, notifying listeners.\n"));
899	emit sigAdditionsStateChange();
900	}
901
902	UISession::UISession(UIMachine *pMachine)
903	: QObject(pMachine)
904	/* Base variables: */
905	, m_pMachine(pMachine)
906	, m_pActionPool(0)
907	#ifdef Q_WS_MAC
908	, m_pMenuBar(0)
909	#endif /* Q_WS_MAC */
910	/* Common variables: */
911	, m_machineStatePrevious(KMachineState_Null)
912	, m_machineState(KMachineState_Null)
913	#ifndef Q_WS_MAC
914	, m_pMachineWindowIcon(0)
915	#endif /* !Q_WS_MAC */
916	, m_requestedVisualStateType(UIVisualStateType_Invalid)
917	#ifdef Q_WS_WIN
918	, m_alphaCursor(0)
919	#endif /* Q_WS_WIN */
920	#ifdef Q_WS_MAC
921	, m_pWatchdogDisplayChange(0)
922	#endif /* Q_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	{
951	}
952
953	UISession::~UISession()
954	{
955	}
956
957	bool UISession::prepare()
958	{
959	/* Prepare session: */
960	if (!prepareSession())
961	return false;
962
963	/* Prepare actions: */
964	prepareActions();
965
966	/* Prepare connections: */
967	prepareConnections();
968
969	/* Prepare console event-handlers: */
970	prepareConsoleEventHandlers();
971
972	/* Prepare screens: */
973	prepareScreens();
974
975	/* Prepare framebuffers: */
976	prepareFramebuffers();
977
978	/* Load settings: */
979	loadSessionSettings();
980
981	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
982	struct sigaction sa;
983	sa.sa_sigaction = &signalHandlerSIGUSR1;
984	sigemptyset(&sa.sa_mask);
985	sa.sa_flags = SA_RESTART \| SA_SIGINFO;
986	sigaction(SIGUSR1, &sa, NULL);
987	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
988
989	/* True by default: */
990	return true;
991	}
992
993	bool UISession::prepareSession()
994	{
995	/* Open session: */
996	m_session = vboxGlobal().openSession(vboxGlobal().managedVMUuid(),
997	vboxGlobal().isSeparateProcess()
998	? KLockType_Shared : KLockType_VM);
999	if (m_session.isNull())
1000	return false;
1001
1002	/* Get machine: */
1003	m_machine = m_session.GetMachine();
1004	if (m_machine.isNull())
1005	return false;
1006
1007	/* Get console: */
1008	m_console = m_session.GetConsole();
1009	if (m_console.isNull())
1010	return false;
1011
1012	/* Get display: */
1013	m_display = m_console.GetDisplay();
1014	if (m_display.isNull())
1015	return false;
1016
1017	/* Get guest: */
1018	m_guest = m_console.GetGuest();
1019	if (m_guest.isNull())
1020	return false;
1021
1022	/* Get mouse: */
1023	m_mouse = m_console.GetMouse();
1024	if (m_mouse.isNull())
1025	return false;
1026
1027	/* Get keyboard: */
1028	m_keyboard = m_console.GetKeyboard();
1029	if (m_keyboard.isNull())
1030	return false;
1031
1032	/* Get debugger: */
1033	m_debugger = m_console.GetDebugger();
1034	if (m_debugger.isNull())
1035	return false;
1036
1037	/* Update machine-name: */
1038	m_strMachineName = machine().GetName();
1039
1040	/* Update machine-state: */
1041	m_machineState = machine().GetState();
1042
1043	/* True by default: */
1044	return true;
1045	}
1046
1047	void UISession::prepareActions()
1048	{
1049	/* Create action-pool: */
1050	m_pActionPool = UIActionPool::create(UIActionPoolType_Runtime);
1051	AssertPtrReturnVoid(actionPool());
1052	{
1053	/* Configure action-pool: */
1054	actionPool()->toRuntime()->setSession(this);
1055
1056	/* Get host: */
1057	const CHost host = vboxGlobal().host();
1058	UIExtraDataMetaDefs::RuntimeMenuViewActionType restrictionForView = UIExtraDataMetaDefs::RuntimeMenuViewActionType_Invalid;
1059	UIExtraDataMetaDefs::RuntimeMenuDevicesActionType restrictionForDevices = UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Invalid;
1060
1061	/* VRDE server stuff: */
1062	{
1063	/* Initialize 'View' menu: */
1064	const CVRDEServer server = machine().GetVRDEServer();
1065	if (server.isNull())
1066	restrictionForView = (UIExtraDataMetaDefs::RuntimeMenuViewActionType)(restrictionForView \| UIExtraDataMetaDefs::RuntimeMenuViewActionType_VRDEServer);
1067	}
1068
1069	/* Storage stuff: */
1070	{
1071	/* Initialize CD/FD menus: */
1072	int iDevicesCountCD = 0;
1073	int iDevicesCountFD = 0;
1074	foreach (const CMediumAttachment &attachment, machine().GetMediumAttachments())
1075	{
1076	if (attachment.GetType() == KDeviceType_DVD)
1077	++iDevicesCountCD;
1078	if (attachment.GetType() == KDeviceType_Floppy)
1079	++iDevicesCountFD;
1080	}
1081	QAction *pOpticalDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_OpticalDevices);
1082	QAction *pFloppyDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_FloppyDevices);
1083	pOpticalDevicesMenu->setData(iDevicesCountCD);
1084	pFloppyDevicesMenu->setData(iDevicesCountFD);
1085	if (!iDevicesCountCD)
1086	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_OpticalDevices);
1087	if (!iDevicesCountFD)
1088	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_FloppyDevices);
1089	}
1090
1091	/* Network stuff: */
1092	{
1093	/* Initialize Network menu: */
1094	bool fAtLeastOneAdapterActive = false;
1095	const KChipsetType chipsetType = machine().GetChipsetType();
1096	ULONG uSlots = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(chipsetType);
1097	for (ULONG uSlot = 0; uSlot < uSlots; ++uSlot)
1098	{
1099	const CNetworkAdapter &adapter = machine().GetNetworkAdapter(uSlot);
1100	if (adapter.GetEnabled())
1101	{
1102	fAtLeastOneAdapterActive = true;
1103	break;
1104	}
1105	}
1106	if (!fAtLeastOneAdapterActive)
1107	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Network);
1108	}
1109
1110	/* USB stuff: */
1111	{
1112	/* Check whether there is at least one USB controller with an available proxy. */
1113	const bool fUSBEnabled = !machine().GetUSBDeviceFilters().isNull()
1114	&& !machine().GetUSBControllers().isEmpty()
1115	&& machine().GetUSBProxyAvailable();
1116	if (!fUSBEnabled)
1117	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_USBDevices);
1118	}
1119
1120	/* WebCams stuff: */
1121	{
1122	/* Check whether there is an accessible video input devices pool: */
1123	host.GetVideoInputDevices();
1124	const bool fWebCamsEnabled = host.isOk() && !machine().GetUSBControllers().isEmpty();
1125	if (!fWebCamsEnabled)
1126	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_WebCams);
1127	}
1128
1129	/* Apply cumulative restriction for 'View' menu: */
1130	actionPool()->toRuntime()->setRestrictionForMenuView(UIActionRestrictionLevel_Session, restrictionForView);
1131	/* Apply cumulative restriction for 'Devices' menu: */
1132	actionPool()->toRuntime()->setRestrictionForMenuDevices(UIActionRestrictionLevel_Session, restrictionForDevices);
1133
1134	#ifdef Q_WS_MAC
1135	/* Create Mac OS X menu-bar: */
1136	m_pMenuBar = new UIMenuBar;
1137	AssertPtrReturnVoid(m_pMenuBar);
1138	{
1139	/* Configure Mac OS X menu-bar: */
1140	connect(gEDataManager, SIGNAL(sigMenuBarConfigurationChange(const QString&)),
1141	this, SLOT(sltHandleMenuBarConfigurationChange(const QString&)));
1142	/* Update Mac OS X menu-bar: */
1143	updateMenu();
1144	}
1145	#endif /* Q_WS_MAC */
1146	}
1147	}
1148
1149	void UISession::prepareConnections()
1150	{
1151	connect(this, SIGNAL(sigInitialized()), this, SLOT(sltMarkInitialized()));
1152
1153	#ifdef Q_WS_MAC
1154	/* Install native display reconfiguration callback: */
1155	CGDisplayRegisterReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1156	#else /* !Q_WS_MAC */
1157	/* Install Qt display reconfiguration callbacks: */
1158	connect(QApplication::desktop(), SIGNAL(screenCountChanged(int)),
1159	this, SLOT(sltHandleHostScreenCountChange()));
1160	connect(QApplication::desktop(), SIGNAL(resized(int)),
1161	this, SLOT(sltHandleHostScreenGeometryChange()));
1162	connect(QApplication::desktop(), SIGNAL(workAreaResized(int)),
1163	this, SLOT(sltHandleHostScreenAvailableAreaChange()));
1164	#endif /* !Q_WS_MAC */
1165	}
1166
1167	void UISession::prepareConsoleEventHandlers()
1168	{
1169	/* Create console event-handler: */
1170	UIConsoleEventHandler::create(this);
1171
1172	/* Add console event connections: */
1173	connect(gConsoleEvents, SIGNAL(sigMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)),
1174	this, SLOT(sltMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)));
1175
1176	connect(gConsoleEvents, SIGNAL(sigMouseCapabilityChange(bool, bool, bool, bool)),
1177	this, SLOT(sltMouseCapabilityChange(bool, bool, bool, bool)));
1178
1179	connect(gConsoleEvents, SIGNAL(sigKeyboardLedsChangeEvent(bool, bool, bool)),
1180	this, SLOT(sltKeyboardLedsChangeEvent(bool, bool, bool)));
1181
1182	connect(gConsoleEvents, SIGNAL(sigStateChange(KMachineState)),
1183	this, SLOT(sltStateChange(KMachineState)));
1184
1185	connect(gConsoleEvents, SIGNAL(sigAdditionsChange()),
1186	this, SLOT(sltAdditionsChange()));
1187
1188	connect(gConsoleEvents, SIGNAL(sigVRDEChange()),
1189	this, SLOT(sltVRDEChange()));
1190
1191	connect(gConsoleEvents, SIGNAL(sigVideoCaptureChange()),
1192	this, SLOT(sltVideoCaptureChange()));
1193
1194	connect(gConsoleEvents, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)),
1195	this, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)));
1196
1197	connect(gConsoleEvents, SIGNAL(sigMediumChange(CMediumAttachment)),
1198	this, SIGNAL(sigMediumChange(CMediumAttachment)));
1199
1200	connect(gConsoleEvents, SIGNAL(sigUSBControllerChange()),
1201	this, SIGNAL(sigUSBControllerChange()));
1202
1203	connect(gConsoleEvents, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)),
1204	this, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)));
1205
1206	connect(gConsoleEvents, SIGNAL(sigSharedFolderChange()),
1207	this, SIGNAL(sigSharedFolderChange()));
1208
1209	connect(gConsoleEvents, SIGNAL(sigRuntimeError(bool, QString, QString)),
1210	this, SIGNAL(sigRuntimeError(bool, QString, QString)));
1211
1212	#ifdef Q_WS_MAC
1213	connect(gConsoleEvents, SIGNAL(sigShowWindow()),
1214	this, SIGNAL(sigShowWindows()), Qt::QueuedConnection);
1215	#endif /* Q_WS_MAC */
1216
1217	connect(gConsoleEvents, SIGNAL(sigCPUExecutionCapChange()),
1218	this, SIGNAL(sigCPUExecutionCapChange()));
1219
1220	connect(gConsoleEvents, SIGNAL(sigGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)),
1221	this, SLOT(sltGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)));
1222	}
1223
1224	void UISession::prepareScreens()
1225	{
1226	/* Recache display data: */
1227	updateHostScreenData();
1228
1229	#ifdef Q_WS_MAC
1230	/* Prepare display-change watchdog: */
1231	m_pWatchdogDisplayChange = new QTimer(this);
1232	{
1233	m_pWatchdogDisplayChange->setInterval(500);
1234	m_pWatchdogDisplayChange->setSingleShot(true);
1235	connect(m_pWatchdogDisplayChange, SIGNAL(timeout()),
1236	this, SLOT(sltCheckIfHostDisplayChanged()));
1237	}
1238	#endif /* Q_WS_MAC */
1239
1240	/* Prepare initial screen visibility status: */
1241	m_monitorVisibilityVector.resize(machine().GetMonitorCount());
1242	m_monitorVisibilityVector.fill(false);
1243	m_monitorVisibilityVector[0] = true;
1244
1245	/* If machine is in 'saved' state: */
1246	if (isSaved())
1247	{
1248	/* Update screen visibility status from saved-state: */
1249	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1250	{
1251	BOOL fEnabled = true;
1252	ULONG uGuestOriginX = 0, uGuestOriginY = 0, uGuestWidth = 0, uGuestHeight = 0;
1253	machine().QuerySavedGuestScreenInfo(iScreenIndex,
1254	uGuestOriginX, uGuestOriginY,
1255	uGuestWidth, uGuestHeight, fEnabled);
1256	m_monitorVisibilityVector[iScreenIndex] = fEnabled;
1257	}
1258	/* And make sure at least one of them is visible (primary if others are hidden): */
1259	if (countOfVisibleWindows() < 1)
1260	m_monitorVisibilityVector[0] = true;
1261	}
1262	else if (vboxGlobal().isSeparateProcess())
1263	{
1264	/* Update screen visibility status from display directly: */
1265	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1266	{
1267	KGuestMonitorStatus enmStatus = KGuestMonitorStatus_Disabled;
1268	ULONG uGuestWidth = 0, uGuestHeight = 0, uBpp = 0;
1269	LONG iGuestOriginX = 0, iGuestOriginY = 0;
1270	display().GetScreenResolution(iScreenIndex,
1271	uGuestWidth, uGuestHeight, uBpp,
1272	iGuestOriginX, iGuestOriginY, enmStatus);
1273	m_monitorVisibilityVector[iScreenIndex] = (enmStatus == KGuestMonitorStatus_Enabled);
1274	}
1275	/* And make sure at least one of them is visible (primary if others are hidden): */
1276	if (countOfVisibleWindows() < 1)
1277	m_monitorVisibilityVector[0] = true;
1278	}
1279	}
1280
1281	void UISession::prepareFramebuffers()
1282	{
1283	/* Each framebuffer will be really prepared on first UIMachineView creation: */
1284	m_frameBufferVector.resize(machine().GetMonitorCount());
1285	}
1286
1287	void UISession::loadSessionSettings()
1288	{
1289	/* Load extra-data settings: */
1290	{
1291	/* Get machine ID: */
1292	const QString strMachineID = vboxGlobal().managedVMUuid();
1293
1294	#ifndef Q_WS_MAC
1295	/* Load/prepare user's machine-window icon: */
1296	QIcon icon;
1297	foreach (const QString &strIconName, gEDataManager->machineWindowIconNames(strMachineID))
1298	if (!strIconName.isEmpty())
1299	icon.addFile(strIconName);
1300	if (!icon.isNull())
1301	m_pMachineWindowIcon = new QIcon(icon);
1302
1303	/* Load user's machine-window name postfix: */
1304	m_strMachineWindowNamePostfix = gEDataManager->machineWindowNamePostfix(strMachineID);
1305	#endif /* !Q_WS_MAC */
1306
1307	/* Is there should be First RUN Wizard? */
1308	m_fIsFirstTimeStarted = gEDataManager->machineFirstTimeStarted(strMachineID);
1309
1310	/* Should guest autoresize? */
1311	QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1312	pGuestAutoresizeSwitch->setChecked(gEDataManager->guestScreenAutoResizeEnabled(strMachineID));
1313
1314	#ifndef Q_WS_MAC
1315	/* Menu-bar options: */
1316	{
1317	const bool fEnabledGlobally = !vboxGlobal().settings().isFeatureActive("noMenuBar");
1318	const bool fEnabledForMachine = gEDataManager->menuBarEnabled(strMachineID);
1319	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1320	QAction *pActionMenuBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_S_Settings);
1321	pActionMenuBarSettings->setEnabled(fEnabled);
1322	QAction *pActionMenuBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_T_Visibility);
1323	pActionMenuBarSwitch->blockSignals(true);
1324	pActionMenuBarSwitch->setChecked(fEnabled);
1325	pActionMenuBarSwitch->blockSignals(false);
1326	}
1327	#endif /* !Q_WS_MAC */
1328
1329	/* Status-bar options: */
1330	{
1331	const bool fEnabledGlobally = !vboxGlobal().settings().isFeatureActive("noStatusBar");
1332	const bool fEnabledForMachine = gEDataManager->statusBarEnabled(strMachineID);
1333	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1334	QAction *pActionStatusBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_S_Settings);
1335	pActionStatusBarSettings->setEnabled(fEnabled);
1336	QAction *pActionStatusBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_T_Visibility);
1337	pActionStatusBarSwitch->blockSignals(true);
1338	pActionStatusBarSwitch->setChecked(fEnabled);
1339	pActionStatusBarSwitch->blockSignals(false);
1340	}
1341
1342	/* Input options: */
1343	actionPool()->action(UIActionIndexRT_M_Input_M_Mouse_T_Integration)->setChecked(isMouseIntegrated());
1344
1345	/* What is the default close action and the restricted are? */
1346	m_defaultCloseAction = gEDataManager->defaultMachineCloseAction(strMachineID);
1347	m_restrictedCloseActions = gEDataManager->restrictedMachineCloseActions(strMachineID);
1348	m_fAllCloseActionsRestricted = (!vboxGlobal().isSeparateProcess() \|\| (m_restrictedCloseActions & MachineCloseAction_Detach))
1349	&& (m_restrictedCloseActions & MachineCloseAction_SaveState)
1350	&& (m_restrictedCloseActions & MachineCloseAction_Shutdown)
1351	&& (m_restrictedCloseActions & MachineCloseAction_PowerOff);
1352	// Close VM Dialog hides PowerOff_RestoringSnapshot implicitly if PowerOff is hidden..
1353	// && (m_restrictedCloseActions & MachineCloseAction_PowerOff_RestoringSnapshot);
1354	}
1355	}
1356
1357	void UISession::saveSessionSettings()
1358	{
1359	/* Save extra-data settings: */
1360	{
1361	/* Disable First RUN Wizard: */
1362	gEDataManager->setMachineFirstTimeStarted(false, vboxGlobal().managedVMUuid());
1363
1364	/* Remember if guest should autoresize: */
1365	if (actionPool())
1366	{
1367	const QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1368	gEDataManager->setGuestScreenAutoResizeEnabled(pGuestAutoresizeSwitch->isChecked(), vboxGlobal().managedVMUuid());
1369	}
1370
1371	#ifndef Q_WS_MAC
1372	/* Cleanup user's machine-window icon: */
1373	delete m_pMachineWindowIcon;
1374	m_pMachineWindowIcon = 0;
1375	#endif /* !Q_WS_MAC */
1376	}
1377	}
1378
1379	void UISession::cleanupFramebuffers()
1380	{
1381	/* Cleanup framebuffers finally: */
1382	for (int i = m_frameBufferVector.size() - 1; i >= 0; --i)
1383	{
1384	UIFrameBuffer *pFrameBuffer = m_frameBufferVector[i];
1385	if (pFrameBuffer)
1386	{
1387	/* Mark framebuffer as unused: */
1388	pFrameBuffer->setMarkAsUnused(true);
1389	/* Detach framebuffer from Display: */
1390	pFrameBuffer->detach();
1391	/* Delete framebuffer reference: */
1392	delete pFrameBuffer;
1393	}
1394	}
1395	m_frameBufferVector.clear();
1396	}
1397
1398	void UISession::cleanupConsoleEventHandlers()
1399	{
1400	/* Destroy console event-handler if necessary: */
1401	if (gConsoleEvents)
1402	UIConsoleEventHandler::destroy();
1403	}
1404
1405	void UISession::cleanupConnections()
1406	{
1407	#ifdef Q_WS_MAC
1408	/* Remove display reconfiguration callback: */
1409	CGDisplayRemoveReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1410	#endif /* Q_WS_MAC */
1411	}
1412
1413	void UISession::cleanupActions()
1414	{
1415	#ifdef Q_WS_MAC
1416	/* Destroy Mac OS X menu-bar: */
1417	delete m_pMenuBar;
1418	m_pMenuBar = 0;
1419	#endif /* Q_WS_MAC */
1420
1421	/* Destroy action-pool if necessary: */
1422	if (actionPool())
1423	UIActionPool::destroy(actionPool());
1424	}
1425
1426	void UISession::cleanupSession()
1427	{
1428	/* Detach debugger: */
1429	if (!m_debugger.isNull())
1430	m_debugger.detach();
1431
1432	/* Detach keyboard: */
1433	if (!m_keyboard.isNull())
1434	m_keyboard.detach();
1435
1436	/* Detach mouse: */
1437	if (!m_mouse.isNull())
1438	m_mouse.detach();
1439
1440	/* Detach guest: */
1441	if (!m_guest.isNull())
1442	m_guest.detach();
1443
1444	/* Detach display: */
1445	if (!m_display.isNull())
1446	m_display.detach();
1447
1448	/* Detach console: */
1449	if (!m_console.isNull())
1450	m_console.detach();
1451
1452	/* Detach machine: */
1453	if (!m_machine.isNull())
1454	m_machine.detach();
1455
1456	/* Close session: */
1457	if (!m_session.isNull() && vboxGlobal().isVBoxSVCAvailable())
1458	{
1459	m_session.UnlockMachine();
1460	m_session.detach();
1461	}
1462	}
1463
1464	void UISession::cleanup()
1465	{
1466	#ifdef Q_WS_WIN
1467	/* Destroy alpha cursor: */
1468	if (m_alphaCursor)
1469	DestroyIcon(m_alphaCursor);
1470	#endif /* Q_WS_WIN */
1471
1472	/* Save settings: */
1473	saveSessionSettings();
1474
1475	/* Cleanup framebuffers: */
1476	cleanupFramebuffers();
1477
1478	/* Cleanup console event-handlers: */
1479	cleanupConsoleEventHandlers();
1480
1481	/* Cleanup connections: */
1482	cleanupConnections();
1483
1484	/* Cleanup actions: */
1485	cleanupActions();
1486
1487	/* Cleanup session: */
1488	cleanupSession();
1489	}
1490
1491	#ifdef Q_WS_MAC
1492	void UISession::updateMenu()
1493	{
1494	/* Rebuild Mac OS X menu-bar: */
1495	m_pMenuBar->clear();
1496	foreach (QMenu *pMenu, actionPool()->menus())
1497	{
1498	UIMenu pMenuUI = qobject_cast<UIMenu>(pMenu);
1499	if (!pMenuUI->isConsumable() \|\| !pMenuUI->isConsumed())
1500	m_pMenuBar->addMenu(pMenuUI);
1501	if (pMenuUI->isConsumable() && !pMenuUI->isConsumed())
1502	pMenuUI->setConsumed(true);
1503	}
1504	}
1505	#endif /* Q_WS_MAC */
1506
1507	WId UISession::winId() const
1508	{
1509	return mainMachineWindow()->winId();
1510	}
1511
1512	void UISession::setPointerShape(const uchar *pShapeData, bool fHasAlpha,
1513	uint uXHot, uint uYHot, uint uWidth, uint uHeight)
1514	{
1515	AssertMsg(pShapeData, ("Shape data must not be NULL!\n"));
1516
1517	m_fIsValidPointerShapePresent = false;
1518	const uchar *srcAndMaskPtr = pShapeData;
1519	uint andMaskSize = (uWidth + 7) / 8 * uHeight;
1520	const uchar *srcShapePtr = pShapeData + ((andMaskSize + 3) & ~3);
1521	uint srcShapePtrScan = uWidth * 4;
1522
1523	#if defined (Q_WS_WIN)
1524
1525	BITMAPV5HEADER bi;
1526	HBITMAP hBitmap;
1527	void *lpBits;
1528
1529	::ZeroMemory(&bi, sizeof (BITMAPV5HEADER));
1530	bi.bV5Size = sizeof(BITMAPV5HEADER);
1531	bi.bV5Width = uWidth;
1532	bi.bV5Height = - (LONG)uHeight;
1533	bi.bV5Planes = 1;
1534	bi.bV5BitCount = 32;
1535	bi.bV5Compression = BI_BITFIELDS;
1536	bi.bV5RedMask = 0x00FF0000;
1537	bi.bV5GreenMask = 0x0000FF00;
1538	bi.bV5BlueMask = 0x000000FF;
1539	if (fHasAlpha)
1540	bi.bV5AlphaMask = 0xFF000000;
1541	else
1542	bi.bV5AlphaMask = 0;
1543
1544	HDC hdc = GetDC(NULL);
1545
1546	/* Create the DIB section with an alpha channel: */
1547	hBitmap = CreateDIBSection(hdc, (BITMAPINFO )&bi, DIB_RGB_COLORS, (void *)&lpBits, NULL, (DWORD) 0);
1548
1549	ReleaseDC(NULL, hdc);
1550
1551	HBITMAP hMonoBitmap = NULL;
1552	if (fHasAlpha)
1553	{
1554	/* Create an empty mask bitmap: */
1555	hMonoBitmap = CreateBitmap(uWidth, uHeight, 1, 1, NULL);
1556	}
1557	else
1558	{
1559	/* Word aligned AND mask. Will be allocated and created if necessary. */
1560	uint8_t *pu8AndMaskWordAligned = NULL;
1561
1562	/* Width in bytes of the original AND mask scan line. */
1563	uint32_t cbAndMaskScan = (uWidth + 7) / 8;
1564
1565	if (cbAndMaskScan & 1)
1566	{
1567	/* Original AND mask is not word aligned. */
1568
1569	/* Allocate memory for aligned AND mask. */
1570	pu8AndMaskWordAligned = (uint8_t )RTMemTmpAllocZ((cbAndMaskScan + 1) uHeight);
1571
1572	Assert(pu8AndMaskWordAligned);
1573
1574	if (pu8AndMaskWordAligned)
1575	{
1576	/* According to MSDN the padding bits must be 0.
1577	* Compute the bit mask to set padding bits to 0 in the last byte of original AND mask. */
1578	uint32_t u32PaddingBits = cbAndMaskScan * 8 - uWidth;
1579	Assert(u32PaddingBits < 8);
1580	uint8_t u8LastBytesPaddingMask = (uint8_t)(0xFF << u32PaddingBits);
1581
1582	Log(("u8LastBytesPaddingMask = %02X, aligned w = %d, width = %d, cbAndMaskScan = %d\n",
1583	u8LastBytesPaddingMask, (cbAndMaskScan + 1) * 8, uWidth, cbAndMaskScan));
1584
1585	uint8_t src = (uint8_t )srcAndMaskPtr;
1586	uint8_t *dst = pu8AndMaskWordAligned;
1587
1588	unsigned i;
1589	for (i = 0; i < uHeight; i++)
1590	{
1591	memcpy(dst, src, cbAndMaskScan);
1592
1593	dst[cbAndMaskScan - 1] &= u8LastBytesPaddingMask;
1594
1595	src += cbAndMaskScan;
1596	dst += cbAndMaskScan + 1;
1597	}
1598	}
1599	}
1600
1601	/* Create the AND mask bitmap: */
1602	hMonoBitmap = ::CreateBitmap(uWidth, uHeight, 1, 1,
1603	pu8AndMaskWordAligned? pu8AndMaskWordAligned: srcAndMaskPtr);
1604
1605	if (pu8AndMaskWordAligned)
1606	{
1607	RTMemTmpFree(pu8AndMaskWordAligned);
1608	}
1609	}
1610
1611	Assert(hBitmap);
1612	Assert(hMonoBitmap);
1613	if (hBitmap && hMonoBitmap)
1614	{
1615	DWORD dstShapePtr = (DWORD ) lpBits;
1616
1617	for (uint y = 0; y < uHeight; y ++)
1618	{
1619	memcpy(dstShapePtr, srcShapePtr, srcShapePtrScan);
1620	srcShapePtr += srcShapePtrScan;
1621	dstShapePtr += uWidth;
1622	}
1623
1624	ICONINFO ii;
1625	ii.fIcon = FALSE;
1626	ii.xHotspot = uXHot;
1627	ii.yHotspot = uYHot;
1628	ii.hbmMask = hMonoBitmap;
1629	ii.hbmColor = hBitmap;
1630
1631	HCURSOR hAlphaCursor = CreateIconIndirect(&ii);
1632	Assert(hAlphaCursor);
1633	if (hAlphaCursor)
1634	{
1635	/* Set the new cursor: */
1636	m_cursor = QCursor(hAlphaCursor);
1637	if (m_alphaCursor)
1638	DestroyIcon(m_alphaCursor);
1639	m_alphaCursor = hAlphaCursor;
1640	m_fIsValidPointerShapePresent = true;
1641	}
1642	}
1643
1644	if (hMonoBitmap)
1645	DeleteObject(hMonoBitmap);
1646	if (hBitmap)
1647	DeleteObject(hBitmap);
1648
1649	#elif defined (Q_WS_X11) && !defined (VBOX_WITHOUT_XCURSOR)
1650
1651	XcursorImage *img = XcursorImageCreate(uWidth, uHeight);
1652	Assert(img);
1653	if (img)
1654	{
1655	img->xhot = uXHot;
1656	img->yhot = uYHot;
1657
1658	XcursorPixel *dstShapePtr = img->pixels;
1659
1660	for (uint y = 0; y < uHeight; y ++)
1661	{
1662	memcpy (dstShapePtr, srcShapePtr, srcShapePtrScan);
1663
1664	if (!fHasAlpha)
1665	{
1666	/* Convert AND mask to the alpha channel: */
1667	uchar byte = 0;
1668	for (uint x = 0; x < uWidth; x ++)
1669	{
1670	if (!(x % 8))
1671	byte = *(srcAndMaskPtr ++);
1672	else
1673	byte <<= 1;
1674
1675	if (byte & 0x80)
1676	{
1677	/* Linux doesn't support inverted pixels (XOR ops,
1678	* to be exact) in cursor shapes, so we detect such
1679	* pixels and always replace them with black ones to
1680	* make them visible at least over light colors */
1681	if (dstShapePtr [x] & 0x00FFFFFF)
1682	dstShapePtr [x] = 0xFF000000;
1683	else
1684	dstShapePtr [x] = 0x00000000;
1685	}
1686	else
1687	dstShapePtr [x] \|= 0xFF000000;
1688	}
1689	}
1690
1691	srcShapePtr += srcShapePtrScan;
1692	dstShapePtr += uWidth;
1693	}
1694
1695	/* Set the new cursor: */
1696	m_cursor = QCursor(XcursorImageLoadCursor(QX11Info::display(), img));
1697	m_fIsValidPointerShapePresent = true;
1698
1699	XcursorImageDestroy(img);
1700	}
1701
1702	#elif defined(Q_WS_MAC)
1703
1704	/* Create a ARGB image out of the shape data. */
1705	QImage image (uWidth, uHeight, QImage::Format_ARGB32);
1706	const uint8_t* pbSrcMask = static_cast<const uint8_t*> (srcAndMaskPtr);
1707	unsigned cbSrcMaskLine = RT_ALIGN (uWidth, 8) / 8;
1708	for (unsigned int y = 0; y < uHeight; ++y)
1709	{
1710	for (unsigned int x = 0; x < uWidth; ++x)
1711	{
1712	unsigned int color = ((unsigned int)srcShapePtr)[yuWidth+x];
1713	/* If the alpha channel isn't in the shape data, we have to
1714	* create them from the and-mask. This is a bit field where 1
1715	* represent transparency & 0 opaque respectively. */
1716	if (!fHasAlpha)
1717	{
1718	if (!(pbSrcMask[x / 8] & (1 << (7 - (x % 8)))))
1719	color \|= 0xff000000;
1720	else
1721	{
1722	/* This isn't quite right, but it's the best we can do I think... */
1723	if (color & 0x00ffffff)
1724	color = 0xff000000;
1725	else
1726	color = 0x00000000;
1727	}
1728	}
1729	image.setPixel (x, y, color);
1730	}
1731	/* Move one scanline forward. */
1732	pbSrcMask += cbSrcMaskLine;
1733	}
1734
1735	/* Set the new cursor: */
1736	m_cursor = QCursor(QPixmap::fromImage(image), uXHot, uYHot);
1737	m_fIsValidPointerShapePresent = true;
1738	NOREF(srcShapePtrScan);
1739
1740	#else
1741
1742	# warning "port me"
1743
1744	#endif
1745	}
1746
1747	bool UISession::preprocessInitialization()
1748	{
1749	#ifdef VBOX_WITH_NETFLT
1750	/* Skip further checks if VM in saved state */
1751	if (isSaved())
1752	return true;
1753
1754	/* Make sure all the attached and enabled network
1755	* adapters are present on the host. This check makes sense
1756	* in two cases only - when attachement type is Bridged Network
1757	* or Host-only Interface. NOTE: Only currently enabled
1758	* attachement type is checked (incorrect parameters check for
1759	* currently disabled attachement types is skipped). */
1760	QStringList failedInterfaceNames;
1761	QStringList availableInterfaceNames;
1762
1763	/* Create host network interface names list */
1764	foreach (const CHostNetworkInterface &iface, vboxGlobal().host().GetNetworkInterfaces())
1765	{
1766	availableInterfaceNames << iface.GetName();
1767	availableInterfaceNames << iface.GetShortName();
1768	}
1769
1770	ulong cCount = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(machine().GetChipsetType());
1771	for (ulong uAdapterIndex = 0; uAdapterIndex < cCount; ++uAdapterIndex)
1772	{
1773	CNetworkAdapter na = machine().GetNetworkAdapter(uAdapterIndex);
1774
1775	if (na.GetEnabled())
1776	{
1777	QString strIfName = QString();
1778
1779	/* Get physical network interface name for currently
1780	* enabled network attachement type */
1781	switch (na.GetAttachmentType())
1782	{
1783	case KNetworkAttachmentType_Bridged:
1784	strIfName = na.GetBridgedInterface();
1785	break;
1786	case KNetworkAttachmentType_HostOnly:
1787	strIfName = na.GetHostOnlyInterface();
1788	break;
1789	}
1790
1791	if (!strIfName.isEmpty() &&
1792	!availableInterfaceNames.contains(strIfName))
1793	{
1794	LogFlow(("Found invalid network interface: %s\n", strIfName.toStdString().c_str()));
1795	failedInterfaceNames << QString("%1 (adapter %2)").arg(strIfName).arg(uAdapterIndex + 1);
1796	}
1797	}
1798	}
1799
1800	/* Check if non-existent interfaces found */
1801	if (!failedInterfaceNames.isEmpty())
1802	{
1803	if (msgCenter().cannotStartWithoutNetworkIf(machineName(), failedInterfaceNames.join(", ")))
1804	machineLogic()->openNetworkSettingsDialog();
1805	else
1806	return false;
1807	}
1808	#endif /* VBOX_WITH_NETFLT */
1809
1810	/* True by default: */
1811	return true;
1812	}
1813
1814	bool UISession::mountAdHocImage(KDeviceType enmDeviceType, UIMediumType enmMediumType, const QString &strImage)
1815	{
1816	/* The 'none' image name means ejecting what ever is in the drive,
1817	* so leave the image variables null. */
1818	CVirtualBox vbox = vboxGlobal().virtualBox();
1819	UIMedium uiImage;
1820	if (strImage != "none")
1821	{
1822	/* Open the image: */
1823	CVirtualBox vbox = vboxGlobal().virtualBox();
1824	CMedium vboxImage = vbox.OpenMedium(strImage, enmDeviceType, KAccessMode_ReadWrite, false /* fForceNewUuid */);
1825	if (!vbox.isOk() \|\| vboxImage.isNull())
1826	{
1827	msgCenter().cannotOpenMedium(vbox, enmMediumType, strImage);
1828	return false;
1829	}
1830
1831	/* Work the cache and use the cached image if possible: */
1832	uiImage = vboxGlobal().medium(vboxImage.GetId());
1833	if (uiImage.isNull())
1834	{
1835	uiImage = UIMedium(vboxImage, enmMediumType, KMediumState_Created);
1836	vboxGlobal().createMedium(uiImage);
1837	}
1838	}
1839	if (vbox.isOk())
1840	{
1841	/* Find suitable storage controller: */
1842	foreach (const CStorageController &controller, machine().GetStorageControllers())
1843	{
1844	foreach (const CMediumAttachment &attachment, machine().GetMediumAttachmentsOfController(controller.GetName()))
1845	{
1846	if (attachment.GetType() == enmDeviceType)
1847	{
1848	/* Mount the image: */
1849	machine().MountMedium(controller.GetName(), attachment.GetPort(), attachment.GetDevice(), uiImage.medium(), true /* force */);
1850	if (machine().isOk())
1851	return true;
1852	msgCenter().cannotRemountMedium(machine(), uiImage, !uiImage.isNull() /* mount /, false / retry */);
1853	return false;
1854	}
1855	}
1856	}
1857	msgCenter().cannotRemountMedium(machine(), uiImage, !uiImage.isNull() /* mount /, false / retry */);
1858	}
1859	else
1860	msgCenter().cannotOpenMedium(vbox, enmMediumType, strImage);
1861	return false;
1862	}
1863
1864	bool UISession::postprocessInitialization()
1865	{
1866	/* Check if the required virtualization features are active. We get this info only when the session is active. */
1867	const bool fIs64BitsGuest = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetIs64Bit();
1868	const bool fRecommendVirtEx = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetRecommendedVirtEx();
1869	AssertMsg(!fIs64BitsGuest \|\| fRecommendVirtEx, ("Virtualization support missed for 64bit guest!\n"));
1870	const bool fIsVirtActive = debugger().GetHWVirtExEnabled();
1871	if (fRecommendVirtEx && !fIsVirtActive)
1872	{
1873	/* Check whether vt-x / amd-v supported: */
1874	bool fVTxAMDVSupported = vboxGlobal().host().GetProcessorFeature(KProcessorFeature_HWVirtEx);
1875
1876	/* Pause VM: */
1877	setPause(true);
1878
1879	/* Ask the user about further actions: */
1880	bool fShouldWeClose;
1881	if (fIs64BitsGuest)
1882	fShouldWeClose = msgCenter().warnAboutVirtExInactiveFor64BitsGuest(fVTxAMDVSupported);
1883	else
1884	fShouldWeClose = msgCenter().warnAboutVirtExInactiveForRecommendedGuest(fVTxAMDVSupported);
1885
1886	/* If user asked to close VM: */
1887	if (fShouldWeClose)
1888	{
1889	/* Enable 'manual-override',
1890	* preventing automatic Runtime UI closing: */
1891	if (machineLogic())
1892	machineLogic()->setManualOverrideMode(true);
1893	/* Power off VM: */
1894	bool fServerCrashed = false;
1895	powerOff(false, fServerCrashed);
1896	return false;
1897	}
1898
1899	/* Resume VM: */
1900	setPause(false);
1901	}
1902
1903	/* True by default: */
1904	return true;
1905	}
1906
1907	bool UISession::isScreenVisible(ulong uScreenId) const
1908	{
1909	/* Make sure index feats the bounds: */
1910	AssertReturn(uScreenId < (ulong)m_monitorVisibilityVector.size(), false);
1911
1912	/* Return 'actual' visibility status: */
1913	return m_monitorVisibilityVector.value((int)uScreenId);
1914	}
1915
1916	void UISession::setScreenVisible(ulong uScreenId, bool fIsMonitorVisible)
1917	{
1918	/* Make sure index feats the bounds: */
1919	AssertReturnVoid(uScreenId < (ulong)m_monitorVisibilityVector.size());
1920
1921	/* Remember 'actual' visibility status: */
1922	m_monitorVisibilityVector[(int)uScreenId] = fIsMonitorVisible;
1923	/* Remember 'desired' visibility status: */
1924	gEDataManager->setLastGuestScreenVisibilityStatus(uScreenId, fIsMonitorVisible, vboxGlobal().managedVMUuid());
1925	}
1926
1927	int UISession::countOfVisibleWindows()
1928	{
1929	int cCountOfVisibleWindows = 0;
1930	for (int i = 0; i < m_monitorVisibilityVector.size(); ++i)
1931	if (m_monitorVisibilityVector[i])
1932	++cCountOfVisibleWindows;
1933	return cCountOfVisibleWindows;
1934	}
1935
1936	UIFrameBuffer* UISession::frameBuffer(ulong uScreenId) const
1937	{
1938	Assert(uScreenId < (ulong)m_frameBufferVector.size());
1939	return m_frameBufferVector.value((int)uScreenId, 0);
1940	}
1941
1942	void UISession::setFrameBuffer(ulong uScreenId, UIFrameBuffer* pFrameBuffer)
1943	{
1944	Assert(uScreenId < (ulong)m_frameBufferVector.size());
1945	if (uScreenId < (ulong)m_frameBufferVector.size())
1946	m_frameBufferVector[(int)uScreenId] = pFrameBuffer;
1947	}
1948
1949	void UISession::updateHostScreenData()
1950	{
1951	m_hostScreens.clear();
1952	QDesktopWidget *pDesktop = QApplication::desktop();
1953	for (int iScreenIndex = 0; iScreenIndex < pDesktop->screenCount(); ++iScreenIndex)
1954	m_hostScreens << pDesktop->screenGeometry(iScreenIndex);
1955	}
1956
1957	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
1958	/**
1959	* Custom signal handler. When switching VTs, we might not get release events
1960	* for Ctrl-Alt and in case a savestate is performed on the new VT, the VM will
1961	* be saved with modifier keys stuck. This is annoying enough for introducing
1962	* this hack.
1963	*/
1964	/* static */
1965	static void signalHandlerSIGUSR1(int sig, siginfo_t * /* pInfo /, void /pSecret /)
1966	{
1967	/* only SIGUSR1 is interesting */
1968	if (sig == SIGUSR1)
1969	if (UIMachine *pMachine = vboxGlobal().virtualMachine())
1970	pMachine->uisession()->machineLogic()->keyboardHandler()->releaseAllPressedKeys();
1971	}
1972	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
1973

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source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/runtime/UISession.cpp@ 57285

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