UISession.cpp@ 57805

Last change on this file since 57805 was 57805, checked in by vboxsync, 9 years ago
FE/Qt: Small cleanup related to UIMachine.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 67.7 KB

Line
1	/* $Id: UISession.cpp 57805 2015-09-17 15:01:21Z 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	/* Check if display count changed: */
802	if (vboxGlobal().screenCount() != m_hostScreens.size())
803	{
804	/* Reset watchdog: */
805	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
806	/* Notify listeners about screen-count changed: */
807	return sltHandleHostScreenCountChange();
808	}
809	else
810	{
811	/* Check if at least one display geometry changed: */
812	for (int iScreenIndex = 0; iScreenIndex < vboxGlobal().screenCount(); ++iScreenIndex)
813	{
814	if (vboxGlobal().screenGeometry(iScreenIndex) != m_hostScreens.at(iScreenIndex))
815	{
816	/* Reset watchdog: */
817	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
818	/* Notify listeners about screen-geometry changed: */
819	return sltHandleHostScreenGeometryChange();
820	}
821	}
822	}
823
824	/* Check if watchdog expired, restart if not: */
825	int cTryNumber = m_pWatchdogDisplayChange->property("tryNumber").toInt();
826	if (cTryNumber > 0 && cTryNumber < 40)
827	{
828	/* Restart watchdog again: */
829	m_pWatchdogDisplayChange->setProperty("tryNumber", ++cTryNumber);
830	m_pWatchdogDisplayChange->start();
831	}
832	else
833	{
834	/* Reset watchdog: */
835	m_pWatchdogDisplayChange->setProperty("tryNumber", 0);
836	}
837	}
838	#endif /* RT_OS_DARWIN */
839
840	void UISession::sltHandleHostScreenCountChange()
841	{
842	LogRelFlow(("GUI: UISession: Host-screen count changed.\n"));
843
844	/* Recache display data: */
845	updateHostScreenData();
846
847	/* Notify current machine-logic: */
848	emit sigHostScreenCountChange();
849	}
850
851	void UISession::sltHandleHostScreenGeometryChange()
852	{
853	LogRelFlow(("GUI: UISession: Host-screen geometry changed.\n"));
854
855	/* Recache display data: */
856	updateHostScreenData();
857
858	/* Notify current machine-logic: */
859	emit sigHostScreenGeometryChange();
860	}
861
862	void UISession::sltHandleHostScreenAvailableAreaChange()
863	{
864	LogRelFlow(("GUI: UISession: Host-screen available-area changed.\n"));
865
866	/* Notify current machine-logic: */
867	emit sigHostScreenAvailableAreaChange();
868	}
869
870	void UISession::sltAdditionsChange()
871	{
872	/* Variable flags: */
873	ULONG ulGuestAdditionsRunLevel = guest().GetAdditionsRunLevel();
874	LONG64 lLastUpdatedIgnored;
875	bool fIsGuestSupportsGraphics = guest().GetFacilityStatus(KAdditionsFacilityType_Graphics, lLastUpdatedIgnored)
876	== KAdditionsFacilityStatus_Active;
877	bool fIsGuestSupportsSeamless = guest().GetFacilityStatus(KAdditionsFacilityType_Seamless, lLastUpdatedIgnored)
878	== KAdditionsFacilityStatus_Active;
879	/* Check if something had changed: */
880	if (m_ulGuestAdditionsRunLevel != ulGuestAdditionsRunLevel \|\|
881	m_fIsGuestSupportsGraphics != fIsGuestSupportsGraphics \|\|
882	m_fIsGuestSupportsSeamless != fIsGuestSupportsSeamless)
883	{
884	/* Store new data: */
885	m_ulGuestAdditionsRunLevel = ulGuestAdditionsRunLevel;
886	m_fIsGuestSupportsGraphics = fIsGuestSupportsGraphics;
887	m_fIsGuestSupportsSeamless = fIsGuestSupportsSeamless;
888
889	/* Notify listeners about GA state really changed: */
890	LogRel(("GUI: UISession::sltAdditionsChange: GA state really changed, notifying listeners.\n"));
891	emit sigAdditionsStateActualChange();
892	}
893
894	/* Notify listeners about GA state change event came: */
895	LogRel(("GUI: UISession::sltAdditionsChange: GA state change event came, notifying listeners.\n"));
896	emit sigAdditionsStateChange();
897	}
898
899	UISession::UISession(UIMachine *pMachine)
900	: QObject(pMachine)
901	/* Base variables: */
902	, m_pMachine(pMachine)
903	, m_pActionPool(0)
904	#ifdef Q_WS_MAC
905	, m_pMenuBar(0)
906	#endif /* Q_WS_MAC */
907	/* Common variables: */
908	, m_machineStatePrevious(KMachineState_Null)
909	, m_machineState(KMachineState_Null)
910	#ifndef Q_WS_MAC
911	, m_pMachineWindowIcon(0)
912	#endif /* !Q_WS_MAC */
913	, m_requestedVisualStateType(UIVisualStateType_Invalid)
914	#ifdef Q_WS_WIN
915	, m_alphaCursor(0)
916	#endif /* Q_WS_WIN */
917	#ifdef Q_WS_MAC
918	, m_pWatchdogDisplayChange(0)
919	#endif /* Q_WS_MAC */
920	, m_defaultCloseAction(MachineCloseAction_Invalid)
921	, m_restrictedCloseActions(MachineCloseAction_Invalid)
922	, m_fAllCloseActionsRestricted(false)
923	/* Common flags: */
924	, m_fInitialized(false)
925	, m_fIsFirstTimeStarted(false)
926	, m_fIsGuestResizeIgnored(false)
927	, m_fIsAutoCaptureDisabled(false)
928	/* Guest additions flags: */
929	, m_ulGuestAdditionsRunLevel(0)
930	, m_fIsGuestSupportsGraphics(false)
931	, m_fIsGuestSupportsSeamless(false)
932	/* Mouse flags: */
933	, m_fNumLock(false)
934	, m_fCapsLock(false)
935	, m_fScrollLock(false)
936	, m_uNumLockAdaptionCnt(2)
937	, m_uCapsLockAdaptionCnt(2)
938	/* Mouse flags: */
939	, m_fIsMouseSupportsAbsolute(false)
940	, m_fIsMouseSupportsRelative(false)
941	, m_fIsMouseSupportsMultiTouch(false)
942	, m_fIsMouseHostCursorNeeded(false)
943	, m_fIsMouseCaptured(false)
944	, m_fIsMouseIntegrated(true)
945	, m_fIsValidPointerShapePresent(false)
946	, m_fIsHidingHostPointer(true)
947	{
948	}
949
950	UISession::~UISession()
951	{
952	}
953
954	bool UISession::prepare()
955	{
956	/* Prepare session: */
957	if (!prepareSession())
958	return false;
959
960	/* Prepare actions: */
961	prepareActions();
962
963	/* Prepare connections: */
964	prepareConnections();
965
966	/* Prepare console event-handlers: */
967	prepareConsoleEventHandlers();
968
969	/* Prepare screens: */
970	prepareScreens();
971
972	/* Prepare framebuffers: */
973	prepareFramebuffers();
974
975	/* Load settings: */
976	loadSessionSettings();
977
978	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
979	struct sigaction sa;
980	sa.sa_sigaction = &signalHandlerSIGUSR1;
981	sigemptyset(&sa.sa_mask);
982	sa.sa_flags = SA_RESTART \| SA_SIGINFO;
983	sigaction(SIGUSR1, &sa, NULL);
984	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
985
986	/* True by default: */
987	return true;
988	}
989
990	bool UISession::prepareSession()
991	{
992	/* Open session: */
993	m_session = vboxGlobal().openSession(vboxGlobal().managedVMUuid(),
994	vboxGlobal().isSeparateProcess()
995	? KLockType_Shared : KLockType_VM);
996	if (m_session.isNull())
997	return false;
998
999	/* Get machine: */
1000	m_machine = m_session.GetMachine();
1001	if (m_machine.isNull())
1002	return false;
1003
1004	/* Get console: */
1005	m_console = m_session.GetConsole();
1006	if (m_console.isNull())
1007	return false;
1008
1009	/* Get display: */
1010	m_display = m_console.GetDisplay();
1011	if (m_display.isNull())
1012	return false;
1013
1014	/* Get guest: */
1015	m_guest = m_console.GetGuest();
1016	if (m_guest.isNull())
1017	return false;
1018
1019	/* Get mouse: */
1020	m_mouse = m_console.GetMouse();
1021	if (m_mouse.isNull())
1022	return false;
1023
1024	/* Get keyboard: */
1025	m_keyboard = m_console.GetKeyboard();
1026	if (m_keyboard.isNull())
1027	return false;
1028
1029	/* Get debugger: */
1030	m_debugger = m_console.GetDebugger();
1031	if (m_debugger.isNull())
1032	return false;
1033
1034	/* Update machine-name: */
1035	m_strMachineName = machine().GetName();
1036
1037	/* Update machine-state: */
1038	m_machineState = machine().GetState();
1039
1040	/* True by default: */
1041	return true;
1042	}
1043
1044	void UISession::prepareActions()
1045	{
1046	/* Create action-pool: */
1047	m_pActionPool = UIActionPool::create(UIActionPoolType_Runtime);
1048	AssertPtrReturnVoid(actionPool());
1049	{
1050	/* Configure action-pool: */
1051	actionPool()->toRuntime()->setSession(this);
1052
1053	/* Get host: */
1054	const CHost host = vboxGlobal().host();
1055	UIExtraDataMetaDefs::RuntimeMenuViewActionType restrictionForView = UIExtraDataMetaDefs::RuntimeMenuViewActionType_Invalid;
1056	UIExtraDataMetaDefs::RuntimeMenuDevicesActionType restrictionForDevices = UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Invalid;
1057
1058	/* VRDE server stuff: */
1059	{
1060	/* Initialize 'View' menu: */
1061	const CVRDEServer server = machine().GetVRDEServer();
1062	if (server.isNull())
1063	restrictionForView = (UIExtraDataMetaDefs::RuntimeMenuViewActionType)(restrictionForView \| UIExtraDataMetaDefs::RuntimeMenuViewActionType_VRDEServer);
1064	}
1065
1066	/* Storage stuff: */
1067	{
1068	/* Initialize CD/FD menus: */
1069	int iDevicesCountCD = 0;
1070	int iDevicesCountFD = 0;
1071	foreach (const CMediumAttachment &attachment, machine().GetMediumAttachments())
1072	{
1073	if (attachment.GetType() == KDeviceType_DVD)
1074	++iDevicesCountCD;
1075	if (attachment.GetType() == KDeviceType_Floppy)
1076	++iDevicesCountFD;
1077	}
1078	QAction *pOpticalDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_OpticalDevices);
1079	QAction *pFloppyDevicesMenu = actionPool()->action(UIActionIndexRT_M_Devices_M_FloppyDevices);
1080	pOpticalDevicesMenu->setData(iDevicesCountCD);
1081	pFloppyDevicesMenu->setData(iDevicesCountFD);
1082	if (!iDevicesCountCD)
1083	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_OpticalDevices);
1084	if (!iDevicesCountFD)
1085	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_FloppyDevices);
1086	}
1087
1088	/* Network stuff: */
1089	{
1090	/* Initialize Network menu: */
1091	bool fAtLeastOneAdapterActive = false;
1092	const KChipsetType chipsetType = machine().GetChipsetType();
1093	ULONG uSlots = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(chipsetType);
1094	for (ULONG uSlot = 0; uSlot < uSlots; ++uSlot)
1095	{
1096	const CNetworkAdapter &adapter = machine().GetNetworkAdapter(uSlot);
1097	if (adapter.GetEnabled())
1098	{
1099	fAtLeastOneAdapterActive = true;
1100	break;
1101	}
1102	}
1103	if (!fAtLeastOneAdapterActive)
1104	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_Network);
1105	}
1106
1107	/* USB stuff: */
1108	{
1109	/* Check whether there is at least one USB controller with an available proxy. */
1110	const bool fUSBEnabled = !machine().GetUSBDeviceFilters().isNull()
1111	&& !machine().GetUSBControllers().isEmpty()
1112	&& machine().GetUSBProxyAvailable();
1113	if (!fUSBEnabled)
1114	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_USBDevices);
1115	}
1116
1117	/* WebCams stuff: */
1118	{
1119	/* Check whether there is an accessible video input devices pool: */
1120	host.GetVideoInputDevices();
1121	const bool fWebCamsEnabled = host.isOk() && !machine().GetUSBControllers().isEmpty();
1122	if (!fWebCamsEnabled)
1123	restrictionForDevices = (UIExtraDataMetaDefs::RuntimeMenuDevicesActionType)(restrictionForDevices \| UIExtraDataMetaDefs::RuntimeMenuDevicesActionType_WebCams);
1124	}
1125
1126	/* Apply cumulative restriction for 'View' menu: */
1127	actionPool()->toRuntime()->setRestrictionForMenuView(UIActionRestrictionLevel_Session, restrictionForView);
1128	/* Apply cumulative restriction for 'Devices' menu: */
1129	actionPool()->toRuntime()->setRestrictionForMenuDevices(UIActionRestrictionLevel_Session, restrictionForDevices);
1130
1131	#ifdef Q_WS_MAC
1132	/* Create Mac OS X menu-bar: */
1133	m_pMenuBar = new UIMenuBar;
1134	AssertPtrReturnVoid(m_pMenuBar);
1135	{
1136	/* Configure Mac OS X menu-bar: */
1137	connect(gEDataManager, SIGNAL(sigMenuBarConfigurationChange(const QString&)),
1138	this, SLOT(sltHandleMenuBarConfigurationChange(const QString&)));
1139	/* Update Mac OS X menu-bar: */
1140	updateMenu();
1141	}
1142	#endif /* Q_WS_MAC */
1143	}
1144	}
1145
1146	void UISession::prepareConnections()
1147	{
1148	connect(this, SIGNAL(sigInitialized()), this, SLOT(sltMarkInitialized()));
1149
1150	#ifdef Q_WS_MAC
1151	/* Install native display reconfiguration callback: */
1152	CGDisplayRegisterReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1153	#else /* !Q_WS_MAC */
1154	/* Install Qt display reconfiguration callbacks: */
1155	connect(QApplication::desktop(), SIGNAL(screenCountChanged(int)),
1156	this, SLOT(sltHandleHostScreenCountChange()));
1157	connect(QApplication::desktop(), SIGNAL(resized(int)),
1158	this, SLOT(sltHandleHostScreenGeometryChange()));
1159	connect(QApplication::desktop(), SIGNAL(workAreaResized(int)),
1160	this, SLOT(sltHandleHostScreenAvailableAreaChange()));
1161	#endif /* !Q_WS_MAC */
1162	}
1163
1164	void UISession::prepareConsoleEventHandlers()
1165	{
1166	/* Create console event-handler: */
1167	UIConsoleEventHandler::create(this);
1168
1169	/* Add console event connections: */
1170	connect(gConsoleEvents, SIGNAL(sigMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)),
1171	this, SLOT(sltMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)));
1172
1173	connect(gConsoleEvents, SIGNAL(sigMouseCapabilityChange(bool, bool, bool, bool)),
1174	this, SLOT(sltMouseCapabilityChange(bool, bool, bool, bool)));
1175
1176	connect(gConsoleEvents, SIGNAL(sigKeyboardLedsChangeEvent(bool, bool, bool)),
1177	this, SLOT(sltKeyboardLedsChangeEvent(bool, bool, bool)));
1178
1179	connect(gConsoleEvents, SIGNAL(sigStateChange(KMachineState)),
1180	this, SLOT(sltStateChange(KMachineState)));
1181
1182	connect(gConsoleEvents, SIGNAL(sigAdditionsChange()),
1183	this, SLOT(sltAdditionsChange()));
1184
1185	connect(gConsoleEvents, SIGNAL(sigVRDEChange()),
1186	this, SLOT(sltVRDEChange()));
1187
1188	connect(gConsoleEvents, SIGNAL(sigVideoCaptureChange()),
1189	this, SLOT(sltVideoCaptureChange()));
1190
1191	connect(gConsoleEvents, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)),
1192	this, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)));
1193
1194	connect(gConsoleEvents, SIGNAL(sigMediumChange(CMediumAttachment)),
1195	this, SIGNAL(sigMediumChange(CMediumAttachment)));
1196
1197	connect(gConsoleEvents, SIGNAL(sigUSBControllerChange()),
1198	this, SIGNAL(sigUSBControllerChange()));
1199
1200	connect(gConsoleEvents, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)),
1201	this, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)));
1202
1203	connect(gConsoleEvents, SIGNAL(sigSharedFolderChange()),
1204	this, SIGNAL(sigSharedFolderChange()));
1205
1206	connect(gConsoleEvents, SIGNAL(sigRuntimeError(bool, QString, QString)),
1207	this, SIGNAL(sigRuntimeError(bool, QString, QString)));
1208
1209	#ifdef Q_WS_MAC
1210	connect(gConsoleEvents, SIGNAL(sigShowWindow()),
1211	this, SIGNAL(sigShowWindows()), Qt::QueuedConnection);
1212	#endif /* Q_WS_MAC */
1213
1214	connect(gConsoleEvents, SIGNAL(sigCPUExecutionCapChange()),
1215	this, SIGNAL(sigCPUExecutionCapChange()));
1216
1217	connect(gConsoleEvents, SIGNAL(sigGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)),
1218	this, SLOT(sltGuestMonitorChange(KGuestMonitorChangedEventType, ulong, QRect)));
1219	}
1220
1221	void UISession::prepareScreens()
1222	{
1223	/* Recache display data: */
1224	updateHostScreenData();
1225
1226	#ifdef Q_WS_MAC
1227	/* Prepare display-change watchdog: */
1228	m_pWatchdogDisplayChange = new QTimer(this);
1229	{
1230	m_pWatchdogDisplayChange->setInterval(500);
1231	m_pWatchdogDisplayChange->setSingleShot(true);
1232	connect(m_pWatchdogDisplayChange, SIGNAL(timeout()),
1233	this, SLOT(sltCheckIfHostDisplayChanged()));
1234	}
1235	#endif /* Q_WS_MAC */
1236
1237	/* Prepare initial screen visibility status: */
1238	m_monitorVisibilityVector.resize(machine().GetMonitorCount());
1239	m_monitorVisibilityVector.fill(false);
1240	m_monitorVisibilityVector[0] = true;
1241
1242	/* Prepare empty last full-screen size vector: */
1243	m_monitorLastFullScreenSizeVector.resize(machine().GetMonitorCount());
1244	m_monitorLastFullScreenSizeVector.fill(QSize(-1, -1));
1245
1246	/* If machine is in 'saved' state: */
1247	if (isSaved())
1248	{
1249	/* Update screen visibility status from saved-state: */
1250	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1251	{
1252	BOOL fEnabled = true;
1253	ULONG uGuestOriginX = 0, uGuestOriginY = 0, uGuestWidth = 0, uGuestHeight = 0;
1254	machine().QuerySavedGuestScreenInfo(iScreenIndex,
1255	uGuestOriginX, uGuestOriginY,
1256	uGuestWidth, uGuestHeight, fEnabled);
1257	m_monitorVisibilityVector[iScreenIndex] = fEnabled;
1258	}
1259	/* And make sure at least one of them is visible (primary if others are hidden): */
1260	if (countOfVisibleWindows() < 1)
1261	m_monitorVisibilityVector[0] = true;
1262	}
1263	else if (vboxGlobal().isSeparateProcess())
1264	{
1265	/* Update screen visibility status from display directly: */
1266	for (int iScreenIndex = 0; iScreenIndex < m_monitorVisibilityVector.size(); ++iScreenIndex)
1267	{
1268	KGuestMonitorStatus enmStatus = KGuestMonitorStatus_Disabled;
1269	ULONG uGuestWidth = 0, uGuestHeight = 0, uBpp = 0;
1270	LONG iGuestOriginX = 0, iGuestOriginY = 0;
1271	display().GetScreenResolution(iScreenIndex,
1272	uGuestWidth, uGuestHeight, uBpp,
1273	iGuestOriginX, iGuestOriginY, enmStatus);
1274	m_monitorVisibilityVector[iScreenIndex] = (enmStatus == KGuestMonitorStatus_Enabled);
1275	}
1276	/* And make sure at least one of them is visible (primary if others are hidden): */
1277	if (countOfVisibleWindows() < 1)
1278	m_monitorVisibilityVector[0] = true;
1279	}
1280	}
1281
1282	void UISession::prepareFramebuffers()
1283	{
1284	/* Each framebuffer will be really prepared on first UIMachineView creation: */
1285	m_frameBufferVector.resize(machine().GetMonitorCount());
1286	}
1287
1288	void UISession::loadSessionSettings()
1289	{
1290	/* Load extra-data settings: */
1291	{
1292	/* Get machine ID: */
1293	const QString strMachineID = vboxGlobal().managedVMUuid();
1294
1295	#ifndef Q_WS_MAC
1296	/* Load/prepare user's machine-window icon: */
1297	QIcon icon;
1298	foreach (const QString &strIconName, gEDataManager->machineWindowIconNames(strMachineID))
1299	if (!strIconName.isEmpty())
1300	icon.addFile(strIconName);
1301	if (!icon.isNull())
1302	m_pMachineWindowIcon = new QIcon(icon);
1303
1304	/* Load user's machine-window name postfix: */
1305	m_strMachineWindowNamePostfix = gEDataManager->machineWindowNamePostfix(strMachineID);
1306	#endif /* !Q_WS_MAC */
1307
1308	/* Is there should be First RUN Wizard? */
1309	m_fIsFirstTimeStarted = gEDataManager->machineFirstTimeStarted(strMachineID);
1310
1311	/* Should guest autoresize? */
1312	QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1313	pGuestAutoresizeSwitch->setChecked(gEDataManager->guestScreenAutoResizeEnabled(strMachineID));
1314
1315	#ifndef Q_WS_MAC
1316	/* Menu-bar options: */
1317	{
1318	const bool fEnabledGlobally = !vboxGlobal().settings().isFeatureActive("noMenuBar");
1319	const bool fEnabledForMachine = gEDataManager->menuBarEnabled(strMachineID);
1320	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1321	QAction *pActionMenuBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_S_Settings);
1322	pActionMenuBarSettings->setEnabled(fEnabled);
1323	QAction *pActionMenuBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_MenuBar_T_Visibility);
1324	pActionMenuBarSwitch->blockSignals(true);
1325	pActionMenuBarSwitch->setChecked(fEnabled);
1326	pActionMenuBarSwitch->blockSignals(false);
1327	}
1328	#endif /* !Q_WS_MAC */
1329
1330	/* Status-bar options: */
1331	{
1332	const bool fEnabledGlobally = !vboxGlobal().settings().isFeatureActive("noStatusBar");
1333	const bool fEnabledForMachine = gEDataManager->statusBarEnabled(strMachineID);
1334	const bool fEnabled = fEnabledGlobally && fEnabledForMachine;
1335	QAction *pActionStatusBarSettings = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_S_Settings);
1336	pActionStatusBarSettings->setEnabled(fEnabled);
1337	QAction *pActionStatusBarSwitch = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_T_Visibility);
1338	pActionStatusBarSwitch->blockSignals(true);
1339	pActionStatusBarSwitch->setChecked(fEnabled);
1340	pActionStatusBarSwitch->blockSignals(false);
1341	}
1342
1343	/* Input options: */
1344	actionPool()->action(UIActionIndexRT_M_Input_M_Mouse_T_Integration)->setChecked(isMouseIntegrated());
1345
1346	/* What is the default close action and the restricted are? */
1347	m_defaultCloseAction = gEDataManager->defaultMachineCloseAction(strMachineID);
1348	m_restrictedCloseActions = gEDataManager->restrictedMachineCloseActions(strMachineID);
1349	m_fAllCloseActionsRestricted = (!vboxGlobal().isSeparateProcess() \|\| (m_restrictedCloseActions & MachineCloseAction_Detach))
1350	&& (m_restrictedCloseActions & MachineCloseAction_SaveState)
1351	&& (m_restrictedCloseActions & MachineCloseAction_Shutdown)
1352	&& (m_restrictedCloseActions & MachineCloseAction_PowerOff);
1353	// Close VM Dialog hides PowerOff_RestoringSnapshot implicitly if PowerOff is hidden..
1354	// && (m_restrictedCloseActions & MachineCloseAction_PowerOff_RestoringSnapshot);
1355	}
1356	}
1357
1358	void UISession::saveSessionSettings()
1359	{
1360	/* Save extra-data settings: */
1361	{
1362	/* Disable First RUN Wizard: */
1363	gEDataManager->setMachineFirstTimeStarted(false, vboxGlobal().managedVMUuid());
1364
1365	/* Remember if guest should autoresize: */
1366	if (actionPool())
1367	{
1368	const QAction *pGuestAutoresizeSwitch = actionPool()->action(UIActionIndexRT_M_View_T_GuestAutoresize);
1369	gEDataManager->setGuestScreenAutoResizeEnabled(pGuestAutoresizeSwitch->isChecked(), vboxGlobal().managedVMUuid());
1370	}
1371
1372	#ifndef Q_WS_MAC
1373	/* Cleanup user's machine-window icon: */
1374	delete m_pMachineWindowIcon;
1375	m_pMachineWindowIcon = 0;
1376	#endif /* !Q_WS_MAC */
1377	}
1378	}
1379
1380	void UISession::cleanupFramebuffers()
1381	{
1382	/* Cleanup framebuffers finally: */
1383	for (int i = m_frameBufferVector.size() - 1; i >= 0; --i)
1384	{
1385	UIFrameBuffer *pFrameBuffer = m_frameBufferVector[i];
1386	if (pFrameBuffer)
1387	{
1388	/* Mark framebuffer as unused: */
1389	pFrameBuffer->setMarkAsUnused(true);
1390	/* Detach framebuffer from Display: */
1391	pFrameBuffer->detach();
1392	/* Delete framebuffer reference: */
1393	delete pFrameBuffer;
1394	}
1395	}
1396	m_frameBufferVector.clear();
1397	}
1398
1399	void UISession::cleanupConsoleEventHandlers()
1400	{
1401	/* Destroy console event-handler if necessary: */
1402	if (gConsoleEvents)
1403	UIConsoleEventHandler::destroy();
1404	}
1405
1406	void UISession::cleanupConnections()
1407	{
1408	#ifdef Q_WS_MAC
1409	/* Remove display reconfiguration callback: */
1410	CGDisplayRemoveReconfigurationCallback(cgDisplayReconfigurationCallback, this);
1411	#endif /* Q_WS_MAC */
1412	}
1413
1414	void UISession::cleanupActions()
1415	{
1416	#ifdef Q_WS_MAC
1417	/* Destroy Mac OS X menu-bar: */
1418	delete m_pMenuBar;
1419	m_pMenuBar = 0;
1420	#endif /* Q_WS_MAC */
1421
1422	/* Destroy action-pool if necessary: */
1423	if (actionPool())
1424	UIActionPool::destroy(actionPool());
1425	}
1426
1427	void UISession::cleanupSession()
1428	{
1429	/* Detach debugger: */
1430	if (!m_debugger.isNull())
1431	m_debugger.detach();
1432
1433	/* Detach keyboard: */
1434	if (!m_keyboard.isNull())
1435	m_keyboard.detach();
1436
1437	/* Detach mouse: */
1438	if (!m_mouse.isNull())
1439	m_mouse.detach();
1440
1441	/* Detach guest: */
1442	if (!m_guest.isNull())
1443	m_guest.detach();
1444
1445	/* Detach display: */
1446	if (!m_display.isNull())
1447	m_display.detach();
1448
1449	/* Detach console: */
1450	if (!m_console.isNull())
1451	m_console.detach();
1452
1453	/* Detach machine: */
1454	if (!m_machine.isNull())
1455	m_machine.detach();
1456
1457	/* Close session: */
1458	if (!m_session.isNull() && vboxGlobal().isVBoxSVCAvailable())
1459	{
1460	m_session.UnlockMachine();
1461	m_session.detach();
1462	}
1463	}
1464
1465	void UISession::cleanup()
1466	{
1467	#ifdef Q_WS_WIN
1468	/* Destroy alpha cursor: */
1469	if (m_alphaCursor)
1470	DestroyIcon(m_alphaCursor);
1471	#endif /* Q_WS_WIN */
1472
1473	/* Save settings: */
1474	saveSessionSettings();
1475
1476	/* Cleanup framebuffers: */
1477	cleanupFramebuffers();
1478
1479	/* Cleanup console event-handlers: */
1480	cleanupConsoleEventHandlers();
1481
1482	/* Cleanup connections: */
1483	cleanupConnections();
1484
1485	/* Cleanup actions: */
1486	cleanupActions();
1487
1488	/* Cleanup session: */
1489	cleanupSession();
1490	}
1491
1492	#ifdef Q_WS_MAC
1493	void UISession::updateMenu()
1494	{
1495	/* Rebuild Mac OS X menu-bar: */
1496	m_pMenuBar->clear();
1497	foreach (QMenu *pMenu, actionPool()->menus())
1498	{
1499	UIMenu pMenuUI = qobject_cast<UIMenu>(pMenu);
1500	if (!pMenuUI->isConsumable() \|\| !pMenuUI->isConsumed())
1501	m_pMenuBar->addMenu(pMenuUI);
1502	if (pMenuUI->isConsumable() && !pMenuUI->isConsumed())
1503	pMenuUI->setConsumed(true);
1504	}
1505	}
1506	#endif /* Q_WS_MAC */
1507
1508	WId UISession::winId() const
1509	{
1510	return mainMachineWindow()->winId();
1511	}
1512
1513	void UISession::setPointerShape(const uchar *pShapeData, bool fHasAlpha,
1514	uint uXHot, uint uYHot, uint uWidth, uint uHeight)
1515	{
1516	AssertMsg(pShapeData, ("Shape data must not be NULL!\n"));
1517
1518	m_fIsValidPointerShapePresent = false;
1519	const uchar *srcAndMaskPtr = pShapeData;
1520	uint andMaskSize = (uWidth + 7) / 8 * uHeight;
1521	const uchar *srcShapePtr = pShapeData + ((andMaskSize + 3) & ~3);
1522	uint srcShapePtrScan = uWidth * 4;
1523
1524	#if defined (Q_WS_WIN)
1525
1526	BITMAPV5HEADER bi;
1527	HBITMAP hBitmap;
1528	void *lpBits;
1529
1530	::ZeroMemory(&bi, sizeof (BITMAPV5HEADER));
1531	bi.bV5Size = sizeof(BITMAPV5HEADER);
1532	bi.bV5Width = uWidth;
1533	bi.bV5Height = - (LONG)uHeight;
1534	bi.bV5Planes = 1;
1535	bi.bV5BitCount = 32;
1536	bi.bV5Compression = BI_BITFIELDS;
1537	bi.bV5RedMask = 0x00FF0000;
1538	bi.bV5GreenMask = 0x0000FF00;
1539	bi.bV5BlueMask = 0x000000FF;
1540	if (fHasAlpha)
1541	bi.bV5AlphaMask = 0xFF000000;
1542	else
1543	bi.bV5AlphaMask = 0;
1544
1545	HDC hdc = GetDC(NULL);
1546
1547	/* Create the DIB section with an alpha channel: */
1548	hBitmap = CreateDIBSection(hdc, (BITMAPINFO )&bi, DIB_RGB_COLORS, (void *)&lpBits, NULL, (DWORD) 0);
1549
1550	ReleaseDC(NULL, hdc);
1551
1552	HBITMAP hMonoBitmap = NULL;
1553	if (fHasAlpha)
1554	{
1555	/* Create an empty mask bitmap: */
1556	hMonoBitmap = CreateBitmap(uWidth, uHeight, 1, 1, NULL);
1557	}
1558	else
1559	{
1560	/* Word aligned AND mask. Will be allocated and created if necessary. */
1561	uint8_t *pu8AndMaskWordAligned = NULL;
1562
1563	/* Width in bytes of the original AND mask scan line. */
1564	uint32_t cbAndMaskScan = (uWidth + 7) / 8;
1565
1566	if (cbAndMaskScan & 1)
1567	{
1568	/* Original AND mask is not word aligned. */
1569
1570	/* Allocate memory for aligned AND mask. */
1571	pu8AndMaskWordAligned = (uint8_t )RTMemTmpAllocZ((cbAndMaskScan + 1) uHeight);
1572
1573	Assert(pu8AndMaskWordAligned);
1574
1575	if (pu8AndMaskWordAligned)
1576	{
1577	/* According to MSDN the padding bits must be 0.
1578	* Compute the bit mask to set padding bits to 0 in the last byte of original AND mask. */
1579	uint32_t u32PaddingBits = cbAndMaskScan * 8 - uWidth;
1580	Assert(u32PaddingBits < 8);
1581	uint8_t u8LastBytesPaddingMask = (uint8_t)(0xFF << u32PaddingBits);
1582
1583	Log(("u8LastBytesPaddingMask = %02X, aligned w = %d, width = %d, cbAndMaskScan = %d\n",
1584	u8LastBytesPaddingMask, (cbAndMaskScan + 1) * 8, uWidth, cbAndMaskScan));
1585
1586	uint8_t src = (uint8_t )srcAndMaskPtr;
1587	uint8_t *dst = pu8AndMaskWordAligned;
1588
1589	unsigned i;
1590	for (i = 0; i < uHeight; i++)
1591	{
1592	memcpy(dst, src, cbAndMaskScan);
1593
1594	dst[cbAndMaskScan - 1] &= u8LastBytesPaddingMask;
1595
1596	src += cbAndMaskScan;
1597	dst += cbAndMaskScan + 1;
1598	}
1599	}
1600	}
1601
1602	/* Create the AND mask bitmap: */
1603	hMonoBitmap = ::CreateBitmap(uWidth, uHeight, 1, 1,
1604	pu8AndMaskWordAligned? pu8AndMaskWordAligned: srcAndMaskPtr);
1605
1606	if (pu8AndMaskWordAligned)
1607	{
1608	RTMemTmpFree(pu8AndMaskWordAligned);
1609	}
1610	}
1611
1612	Assert(hBitmap);
1613	Assert(hMonoBitmap);
1614	if (hBitmap && hMonoBitmap)
1615	{
1616	DWORD dstShapePtr = (DWORD ) lpBits;
1617
1618	for (uint y = 0; y < uHeight; y ++)
1619	{
1620	memcpy(dstShapePtr, srcShapePtr, srcShapePtrScan);
1621	srcShapePtr += srcShapePtrScan;
1622	dstShapePtr += uWidth;
1623	}
1624
1625	ICONINFO ii;
1626	ii.fIcon = FALSE;
1627	ii.xHotspot = uXHot;
1628	ii.yHotspot = uYHot;
1629	ii.hbmMask = hMonoBitmap;
1630	ii.hbmColor = hBitmap;
1631
1632	HCURSOR hAlphaCursor = CreateIconIndirect(&ii);
1633	Assert(hAlphaCursor);
1634	if (hAlphaCursor)
1635	{
1636	/* Set the new cursor: */
1637	m_cursor = QCursor(hAlphaCursor);
1638	if (m_alphaCursor)
1639	DestroyIcon(m_alphaCursor);
1640	m_alphaCursor = hAlphaCursor;
1641	m_fIsValidPointerShapePresent = true;
1642	}
1643	}
1644
1645	if (hMonoBitmap)
1646	DeleteObject(hMonoBitmap);
1647	if (hBitmap)
1648	DeleteObject(hBitmap);
1649
1650	#elif defined (Q_WS_X11) && !defined (VBOX_WITHOUT_XCURSOR)
1651
1652	XcursorImage *img = XcursorImageCreate(uWidth, uHeight);
1653	Assert(img);
1654	if (img)
1655	{
1656	img->xhot = uXHot;
1657	img->yhot = uYHot;
1658
1659	XcursorPixel *dstShapePtr = img->pixels;
1660
1661	for (uint y = 0; y < uHeight; y ++)
1662	{
1663	memcpy (dstShapePtr, srcShapePtr, srcShapePtrScan);
1664
1665	if (!fHasAlpha)
1666	{
1667	/* Convert AND mask to the alpha channel: */
1668	uchar byte = 0;
1669	for (uint x = 0; x < uWidth; x ++)
1670	{
1671	if (!(x % 8))
1672	byte = *(srcAndMaskPtr ++);
1673	else
1674	byte <<= 1;
1675
1676	if (byte & 0x80)
1677	{
1678	/* Linux doesn't support inverted pixels (XOR ops,
1679	* to be exact) in cursor shapes, so we detect such
1680	* pixels and always replace them with black ones to
1681	* make them visible at least over light colors */
1682	if (dstShapePtr [x] & 0x00FFFFFF)
1683	dstShapePtr [x] = 0xFF000000;
1684	else
1685	dstShapePtr [x] = 0x00000000;
1686	}
1687	else
1688	dstShapePtr [x] \|= 0xFF000000;
1689	}
1690	}
1691
1692	srcShapePtr += srcShapePtrScan;
1693	dstShapePtr += uWidth;
1694	}
1695
1696	/* Set the new cursor: */
1697	m_cursor = QCursor(XcursorImageLoadCursor(QX11Info::display(), img));
1698	m_fIsValidPointerShapePresent = true;
1699
1700	XcursorImageDestroy(img);
1701	}
1702
1703	#elif defined(Q_WS_MAC)
1704
1705	/* Create a ARGB image out of the shape data. */
1706	QImage image (uWidth, uHeight, QImage::Format_ARGB32);
1707	const uint8_t* pbSrcMask = static_cast<const uint8_t*> (srcAndMaskPtr);
1708	unsigned cbSrcMaskLine = RT_ALIGN (uWidth, 8) / 8;
1709	for (unsigned int y = 0; y < uHeight; ++y)
1710	{
1711	for (unsigned int x = 0; x < uWidth; ++x)
1712	{
1713	unsigned int color = ((unsigned int)srcShapePtr)[yuWidth+x];
1714	/* If the alpha channel isn't in the shape data, we have to
1715	* create them from the and-mask. This is a bit field where 1
1716	* represent transparency & 0 opaque respectively. */
1717	if (!fHasAlpha)
1718	{
1719	if (!(pbSrcMask[x / 8] & (1 << (7 - (x % 8)))))
1720	color \|= 0xff000000;
1721	else
1722	{
1723	/* This isn't quite right, but it's the best we can do I think... */
1724	if (color & 0x00ffffff)
1725	color = 0xff000000;
1726	else
1727	color = 0x00000000;
1728	}
1729	}
1730	image.setPixel (x, y, color);
1731	}
1732	/* Move one scanline forward. */
1733	pbSrcMask += cbSrcMaskLine;
1734	}
1735
1736	/* Set the new cursor: */
1737	m_cursor = QCursor(QPixmap::fromImage(image), uXHot, uYHot);
1738	m_fIsValidPointerShapePresent = true;
1739	NOREF(srcShapePtrScan);
1740
1741	#else
1742
1743	# warning "port me"
1744
1745	#endif
1746	}
1747
1748	bool UISession::preprocessInitialization()
1749	{
1750	#ifdef VBOX_WITH_NETFLT
1751	/* Skip further checks if VM in saved state */
1752	if (isSaved())
1753	return true;
1754
1755	/* Make sure all the attached and enabled network
1756	* adapters are present on the host. This check makes sense
1757	* in two cases only - when attachement type is Bridged Network
1758	* or Host-only Interface. NOTE: Only currently enabled
1759	* attachement type is checked (incorrect parameters check for
1760	* currently disabled attachement types is skipped). */
1761	QStringList failedInterfaceNames;
1762	QStringList availableInterfaceNames;
1763
1764	/* Create host network interface names list */
1765	foreach (const CHostNetworkInterface &iface, vboxGlobal().host().GetNetworkInterfaces())
1766	{
1767	availableInterfaceNames << iface.GetName();
1768	availableInterfaceNames << iface.GetShortName();
1769	}
1770
1771	ulong cCount = vboxGlobal().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(machine().GetChipsetType());
1772	for (ulong uAdapterIndex = 0; uAdapterIndex < cCount; ++uAdapterIndex)
1773	{
1774	CNetworkAdapter na = machine().GetNetworkAdapter(uAdapterIndex);
1775
1776	if (na.GetEnabled())
1777	{
1778	QString strIfName = QString();
1779
1780	/* Get physical network interface name for currently
1781	* enabled network attachement type */
1782	switch (na.GetAttachmentType())
1783	{
1784	case KNetworkAttachmentType_Bridged:
1785	strIfName = na.GetBridgedInterface();
1786	break;
1787	case KNetworkAttachmentType_HostOnly:
1788	strIfName = na.GetHostOnlyInterface();
1789	break;
1790	}
1791
1792	if (!strIfName.isEmpty() &&
1793	!availableInterfaceNames.contains(strIfName))
1794	{
1795	LogFlow(("Found invalid network interface: %s\n", strIfName.toStdString().c_str()));
1796	failedInterfaceNames << QString("%1 (adapter %2)").arg(strIfName).arg(uAdapterIndex + 1);
1797	}
1798	}
1799	}
1800
1801	/* Check if non-existent interfaces found */
1802	if (!failedInterfaceNames.isEmpty())
1803	{
1804	if (msgCenter().cannotStartWithoutNetworkIf(machineName(), failedInterfaceNames.join(", ")))
1805	machineLogic()->openNetworkSettingsDialog();
1806	else
1807	return false;
1808	}
1809	#endif /* VBOX_WITH_NETFLT */
1810
1811	/* True by default: */
1812	return true;
1813	}
1814
1815	bool UISession::mountAdHocImage(KDeviceType enmDeviceType, UIMediumType enmMediumType, const QString &strImage)
1816	{
1817	/* The 'none' image name means ejecting what ever is in the drive,
1818	* so leave the image variables null. */
1819	CVirtualBox vbox = vboxGlobal().virtualBox();
1820	UIMedium uiImage;
1821	if (strImage != "none")
1822	{
1823	/* Open the image: */
1824	CVirtualBox vbox = vboxGlobal().virtualBox();
1825	CMedium vboxImage = vbox.OpenMedium(strImage, enmDeviceType, KAccessMode_ReadWrite, false /* fForceNewUuid */);
1826	if (!vbox.isOk() \|\| vboxImage.isNull())
1827	{
1828	msgCenter().cannotOpenMedium(vbox, enmMediumType, strImage);
1829	return false;
1830	}
1831
1832	/* Work the cache and use the cached image if possible: */
1833	uiImage = vboxGlobal().medium(vboxImage.GetId());
1834	if (uiImage.isNull())
1835	{
1836	uiImage = UIMedium(vboxImage, enmMediumType, KMediumState_Created);
1837	vboxGlobal().createMedium(uiImage);
1838	}
1839	}
1840	if (vbox.isOk())
1841	{
1842	/* Find suitable storage controller: */
1843	foreach (const CStorageController &controller, machine().GetStorageControllers())
1844	{
1845	foreach (const CMediumAttachment &attachment, machine().GetMediumAttachmentsOfController(controller.GetName()))
1846	{
1847	if (attachment.GetType() == enmDeviceType)
1848	{
1849	/* Mount the image: */
1850	machine().MountMedium(controller.GetName(), attachment.GetPort(), attachment.GetDevice(), uiImage.medium(), true /* force */);
1851	if (machine().isOk())
1852	return true;
1853	msgCenter().cannotRemountMedium(machine(), uiImage, !uiImage.isNull() /* mount /, false / retry */);
1854	return false;
1855	}
1856	}
1857	}
1858	msgCenter().cannotRemountMedium(machine(), uiImage, !uiImage.isNull() /* mount /, false / retry */);
1859	}
1860	else
1861	msgCenter().cannotOpenMedium(vbox, enmMediumType, strImage);
1862	return false;
1863	}
1864
1865	bool UISession::postprocessInitialization()
1866	{
1867	/* Check if the required virtualization features are active. We get this info only when the session is active. */
1868	const bool fIs64BitsGuest = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetIs64Bit();
1869	const bool fRecommendVirtEx = vboxGlobal().virtualBox().GetGuestOSType(guest().GetOSTypeId()).GetRecommendedVirtEx();
1870	AssertMsg(!fIs64BitsGuest \|\| fRecommendVirtEx, ("Virtualization support missed for 64bit guest!\n"));
1871	const bool fIsVirtActive = debugger().GetHWVirtExEnabled();
1872	if (fRecommendVirtEx && !fIsVirtActive)
1873	{
1874	/* Check whether vt-x / amd-v supported: */
1875	bool fVTxAMDVSupported = vboxGlobal().host().GetProcessorFeature(KProcessorFeature_HWVirtEx);
1876
1877	/* Pause VM: */
1878	setPause(true);
1879
1880	/* Ask the user about further actions: */
1881	bool fShouldWeClose;
1882	if (fIs64BitsGuest)
1883	fShouldWeClose = msgCenter().warnAboutVirtExInactiveFor64BitsGuest(fVTxAMDVSupported);
1884	else
1885	fShouldWeClose = msgCenter().warnAboutVirtExInactiveForRecommendedGuest(fVTxAMDVSupported);
1886
1887	/* If user asked to close VM: */
1888	if (fShouldWeClose)
1889	{
1890	/* Enable 'manual-override',
1891	* preventing automatic Runtime UI closing: */
1892	if (machineLogic())
1893	machineLogic()->setManualOverrideMode(true);
1894	/* Power off VM: */
1895	bool fServerCrashed = false;
1896	powerOff(false, fServerCrashed);
1897	return false;
1898	}
1899
1900	/* Resume VM: */
1901	setPause(false);
1902	}
1903
1904	/* True by default: */
1905	return true;
1906	}
1907
1908	bool UISession::isScreenVisible(ulong uScreenId) const
1909	{
1910	/* Make sure index feats the bounds: */
1911	AssertReturn(uScreenId < (ulong)m_monitorVisibilityVector.size(), false);
1912
1913	/* Return 'actual' visibility status: */
1914	return m_monitorVisibilityVector.value((int)uScreenId);
1915	}
1916
1917	void UISession::setScreenVisible(ulong uScreenId, bool fIsMonitorVisible)
1918	{
1919	/* Make sure index feats the bounds: */
1920	AssertReturnVoid(uScreenId < (ulong)m_monitorVisibilityVector.size());
1921
1922	/* Remember 'actual' visibility status: */
1923	m_monitorVisibilityVector[(int)uScreenId] = fIsMonitorVisible;
1924	/* Remember 'desired' visibility status: */
1925	gEDataManager->setLastGuestScreenVisibilityStatus(uScreenId, fIsMonitorVisible, vboxGlobal().managedVMUuid());
1926	}
1927
1928	QSize UISession::lastFullScreenSize(ulong uScreenId) const
1929	{
1930	/* Make sure index fits the bounds: */
1931	AssertReturn(uScreenId < (ulong)m_monitorLastFullScreenSizeVector.size(), QSize(-1, -1));
1932
1933	/* Return last full-screen size: */
1934	return m_monitorLastFullScreenSizeVector.value((int)uScreenId);
1935	}
1936
1937	void UISession::setLastFullScreenSize(ulong uScreenId, QSize size)
1938	{
1939	/* Make sure index fits the bounds: */
1940	AssertReturnVoid(uScreenId < (ulong)m_monitorLastFullScreenSizeVector.size());
1941
1942	/* Remember last full-screen size: */
1943	m_monitorLastFullScreenSizeVector[(int)uScreenId] = size;
1944	}
1945
1946	int UISession::countOfVisibleWindows()
1947	{
1948	int cCountOfVisibleWindows = 0;
1949	for (int i = 0; i < m_monitorVisibilityVector.size(); ++i)
1950	if (m_monitorVisibilityVector[i])
1951	++cCountOfVisibleWindows;
1952	return cCountOfVisibleWindows;
1953	}
1954
1955	UIFrameBuffer* UISession::frameBuffer(ulong uScreenId) const
1956	{
1957	Assert(uScreenId < (ulong)m_frameBufferVector.size());
1958	return m_frameBufferVector.value((int)uScreenId, 0);
1959	}
1960
1961	void UISession::setFrameBuffer(ulong uScreenId, UIFrameBuffer* pFrameBuffer)
1962	{
1963	Assert(uScreenId < (ulong)m_frameBufferVector.size());
1964	if (uScreenId < (ulong)m_frameBufferVector.size())
1965	m_frameBufferVector[(int)uScreenId] = pFrameBuffer;
1966	}
1967
1968	void UISession::updateHostScreenData()
1969	{
1970	m_hostScreens.clear();
1971	for (int iScreenIndex = 0; iScreenIndex < vboxGlobal().screenCount(); ++iScreenIndex)
1972	m_hostScreens << vboxGlobal().screenGeometry(iScreenIndex);
1973	}
1974
1975	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
1976	/**
1977	* Custom signal handler. When switching VTs, we might not get release events
1978	* for Ctrl-Alt and in case a savestate is performed on the new VT, the VM will
1979	* be saved with modifier keys stuck. This is annoying enough for introducing
1980	* this hack.
1981	*/
1982	/* static */
1983	static void signalHandlerSIGUSR1(int sig, siginfo_t * /* pInfo /, void /pSecret /)
1984	{
1985	/* Only SIGUSR1 is interesting: */
1986	if (sig == SIGUSR1)
1987	if (gpMachine)
1988	gpMachine->uisession()->machineLogic()->keyboardHandler()->releaseAllPressedKeys();
1989	}
1990	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
1991

Note: See TracBrowser for help on using the repository browser.

source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/runtime/UISession.cpp@ 57805

Download in other formats: