UISession.cpp@ 98486

Last change on this file since 98486 was 98486, checked in by vboxsync, 2 years ago
FE/Qt: bugref:10322: Runtime UI: Reworking UIIndicatorsPool audio/video indicators to move COM related logic to UISession.
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1	/* $Id: UISession.cpp 98486 2023-02-07 11:02:29Z vboxsync $ */
2	/** @file
3	* VBox Qt GUI - UISession class implementation.
4	*/
5
6	/*
7	* Copyright (C) 2006-2023 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* SPDX-License-Identifier: GPL-3.0-only
26	*/
27
28	/* Qt includes: */
29	#include <QApplication>
30	#include <QWidget>
31	#ifdef VBOX_WS_WIN
32	# include <iprt/win/windows.h> /* Workaround for compile errors if included directly by QtWin. */
33	# include <QtWin>
34	#endif
35
36	/* GUI includes: */
37	#include "UIActionPoolRuntime.h"
38	#include "UICommon.h"
39	#include "UIConsoleEventHandler.h"
40	#include "UIDetailsGenerator.h"
41	#include "UIExtraDataManager.h"
42	#include "UIFrameBuffer.h"
43	#include "UIMachine.h"
44	#include "UIMachineLogic.h"
45	#include "UIMachineView.h"
46	#include "UIMachineWindow.h"
47	#include "UIMedium.h"
48	#include "UIMessageCenter.h"
49	#include "UIMousePointerShapeData.h"
50	#include "UINotificationCenter.h"
51	#include "UISession.h"
52	#include "UISettingsDialogSpecific.h"
53	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
54	# include "UIKeyboardHandler.h"
55	# include <signal.h>
56	#endif
57
58	/* COM includes: */
59	#include "CGraphicsAdapter.h"
60	#include "CHostNetworkInterface.h"
61	#include "CHostUSBDevice.h"
62	#include "CMedium.h"
63	#include "CMediumAttachment.h"
64	#include "CSnapshot.h"
65	#include "CStorageController.h"
66	#include "CSystemProperties.h"
67	#include "CUSBController.h"
68	#include "CUSBDeviceFilter.h"
69	#include "CUSBDeviceFilters.h"
70	#ifdef VBOX_WITH_NETFLT
71	# include "CNetworkAdapter.h"
72	#endif
73
74	/* External includes: */
75	#ifdef VBOX_WS_X11
76	# include <X11/Xlib.h>
77	# include <X11/Xutil.h>
78	#endif
79
80
81	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
82	static void signalHandlerSIGUSR1(int sig, siginfo_t , void );
83	#endif
84
85	/* static */
86	bool UISession::create(UISession &pSession, UIMachine pMachine)
87	{
88	/* Make sure NULL pointer passed: */
89	AssertReturn(!pSession, false);
90
91	/* Create session UI: */
92	pSession = new UISession(pMachine);
93	AssertPtrReturn(pSession, false);
94
95	/* Make sure it's prepared: */
96	if (!pSession->prepare())
97	{
98	/* Destroy session UI otherwise: */
99	destroy(pSession);
100	/* False in that case: */
101	return false;
102	}
103
104	/* True by default: */
105	return true;
106	}
107
108	/* static */
109	void UISession::destroy(UISession *&pSession)
110	{
111	/* Make sure valid pointer passed: */
112	AssertPtrReturnVoid(pSession);
113
114	/* Delete session: */
115	delete pSession;
116	pSession = 0;
117	}
118
119	bool UISession::initialize()
120	{
121	/* Preprocess initialization: */
122	if (!preprocessInitialization())
123	return false;
124
125	/* Notify user about mouse&keyboard auto-capturing: */
126	if (gEDataManager->autoCaptureEnabled())
127	UINotificationMessage::remindAboutAutoCapture();
128
129	m_enmMachineState = machine().GetState();
130
131	/* Apply debug settings from the command line. */
132	if (!debugger().isNull() && debugger().isOk())
133	{
134	if (uiCommon().areWeToExecuteAllInIem())
135	debugger().SetExecuteAllInIEM(true);
136	if (!uiCommon().isDefaultWarpPct())
137	debugger().SetVirtualTimeRate(uiCommon().getWarpPct());
138	}
139
140	/* Apply ad-hoc reconfigurations from the command line: */
141	if (uiCommon().hasFloppyImageToMount())
142	mountAdHocImage(KDeviceType_Floppy, UIMediumDeviceType_Floppy, uiCommon().getFloppyImage().toString());
143	if (uiCommon().hasDvdImageToMount())
144	mountAdHocImage(KDeviceType_DVD, UIMediumDeviceType_DVD, uiCommon().getDvdImage().toString());
145
146	/* Power UP if this is NOT separate process: */
147	if (!uiCommon().isSeparateProcess())
148	if (!powerUp())
149	return false;
150
151	/* Make sure all the pending Console events converted to signals
152	* during the powerUp() progress above reached their destinations.
153	* That is necessary to make sure all the pending machine state change events processed.
154	* We can't just use the machine state directly acquired from IMachine because there
155	* will be few places which are using stale machine state, not just this one. */
156	QApplication::sendPostedEvents(0, QEvent::MetaCall);
157
158	/* Check if we missed a really quick termination after successful startup: */
159	if (isTurnedOff())
160	{
161	LogRel(("GUI: Aborting startup due to invalid machine state detected: %d\n", machineState()));
162	return false;
163	}
164
165	/* Fetch corresponding states: */
166	if (uiCommon().isSeparateProcess())
167	{
168	sltAdditionsChange();
169	}
170	machineLogic()->initializePostPowerUp();
171
172	#ifdef VBOX_GUI_WITH_PIDFILE
173	uiCommon().createPidfile();
174	#endif /* VBOX_GUI_WITH_PIDFILE */
175
176	/* True by default: */
177	return true;
178	}
179
180	bool UISession::powerUp()
181	{
182	/* Power UP machine: */
183	CProgress comProgress = uiCommon().shouldStartPaused() ? console().PowerUpPaused() : console().PowerUp();
184
185	/* Check for immediate failure: */
186	if (!console().isOk() \|\| comProgress.isNull())
187	{
188	if (uiCommon().showStartVMErrors())
189	msgCenter().cannotStartMachine(console(), machineName());
190	LogRel(("GUI: Aborting startup due to power up issue detected...\n"));
191	return false;
192	}
193
194	/* Some logging right after we powered up: */
195	LogRel(("GUI: Qt version: %s\n", UICommon::qtRTVersionString().toUtf8().constData()));
196	#ifdef VBOX_WS_X11
197	LogRel(("GUI: X11 Window Manager code: %d\n", (int)uiCommon().typeOfWindowManager()));
198	#endif
199	#if defined(VBOX_WS_MAC) \|\| defined(VBOX_WS_WIN)
200	LogRel(("GUI: HID LEDs sync is %s\n", uimachine()->isHidLedsSyncEnabled() ? "enabled" : "disabled"));
201	#else
202	LogRel(("GUI: HID LEDs sync is not supported on this platform\n"));
203	#endif
204
205	/* Enable 'manual-override',
206	* preventing automatic Runtime UI closing
207	* and visual representation mode changes: */
208	uimachine()->setManualOverrideMode(true);
209
210	/* Show "Starting/Restoring" progress dialog: */
211	if (isSaved())
212	{
213	msgCenter().showModalProgressDialog(comProgress, machineName(), ":/progress_state_restore_90px.png", 0, 0);
214	/* After restoring from 'saved' state, machine-window(s) geometry should be adjusted: */
215	machineLogic()->adjustMachineWindowsGeometry();
216	}
217	else
218	{
219	#ifdef VBOX_IS_QT6_OR_LATER /** @todo why is this any problem on qt6? */
220	msgCenter().showModalProgressDialog(comProgress, machineName(), ":/progress_start_90px.png", 0, 0);
221	#else
222	msgCenter().showModalProgressDialog(comProgress, machineName(), ":/progress_start_90px.png");
223	#endif
224	/* After VM start, machine-window(s) size-hint(s) should be sent: */
225	machineLogic()->sendMachineWindowsSizeHints();
226	}
227
228	/* Check for progress failure: */
229	if (!comProgress.isOk() \|\| comProgress.GetResultCode() != 0)
230	{
231	if (uiCommon().showStartVMErrors())
232	msgCenter().cannotStartMachine(comProgress, machineName());
233	LogRel(("GUI: Aborting startup due to power up progress issue detected...\n"));
234	return false;
235	}
236
237	/* Disable 'manual-override' finally: */
238	uimachine()->setManualOverrideMode(false);
239
240	/* True by default: */
241	return true;
242	}
243
244	WId UISession::mainMachineWindowId() const
245	{
246	return mainMachineWindow() ? mainMachineWindow()->winId() : 0;
247	}
248
249	bool UISession::setPause(bool fPause)
250	{
251	if (fPause)
252	console().Pause();
253	else
254	console().Resume();
255
256	const bool fOk = console().isOk();
257	if (!fOk)
258	{
259	if (fPause)
260	UINotificationMessage::cannotPauseMachine(console());
261	else
262	UINotificationMessage::cannotResumeMachine(console());
263	}
264
265	return fOk;
266	}
267
268	bool UISession::guestAdditionsUpgradable()
269	{
270	if (!machine().isOk())
271	return false;
272
273	/* Auto GA update is currently for Windows and Linux guests only */
274	const CGuestOSType osType = uiCommon().vmGuestOSType(machine().GetOSTypeId());
275	if (!osType.isOk())
276	return false;
277
278	const QString strGuestFamily = osType.GetFamilyId();
279	bool fIsWindowOrLinux = strGuestFamily.contains("windows", Qt::CaseInsensitive) \|\| strGuestFamily.contains("linux", Qt::CaseInsensitive);
280
281	if (!fIsWindowOrLinux)
282	return false;
283
284	/* Also check whether we have something to update automatically: */
285	if (m_ulGuestAdditionsRunLevel < (ULONG)KAdditionsRunLevelType_Userland)
286	return false;
287
288	return true;
289	}
290
291	UIFrameBuffer *UISession::frameBuffer(ulong uScreenId) const
292	{
293	Assert(uScreenId < (ulong)m_frameBufferVector.size());
294	return m_frameBufferVector.value((int)uScreenId, 0);
295	}
296
297	void UISession::setFrameBuffer(ulong uScreenId, UIFrameBuffer *pFrameBuffer)
298	{
299	Assert(uScreenId < (ulong)m_frameBufferVector.size());
300	if (uScreenId < (ulong)m_frameBufferVector.size())
301	m_frameBufferVector[(int)uScreenId] = pFrameBuffer;
302	}
303
304	QSize UISession::frameBufferSize(ulong uScreenId) const
305	{
306	UIFrameBuffer *pFramebuffer = frameBuffer(uScreenId);
307	return pFramebuffer ? QSize(pFramebuffer->width(), pFramebuffer->height()) : QSize();
308	}
309
310	void UISession::acquireDeviceActivity(const QVector<KDeviceType> &deviceTypes, QVector<KDeviceActivity> &states)
311	{
312	CConsole comConsole = console();
313	states = comConsole.GetDeviceActivity(deviceTypes);
314	if (!comConsole.isOk())
315	UINotificationMessage::cannotAcquireConsoleParameter(comConsole);
316	}
317
318	void UISession::acquireHardDiskStatusInfo(QString &strInfo, bool &fAttachmentsPresent)
319	{
320	CMachine comMachine = machine();
321	UIDetailsGenerator::acquireHardDiskStatusInfo(comMachine, strInfo, fAttachmentsPresent);
322	}
323
324	void UISession::acquireOpticalDiskStatusInfo(QString &strInfo, bool &fAttachmentsPresent, bool &fAttachmentsMounted)
325	{
326	CMachine comMachine = machine();
327	UIDetailsGenerator::acquireOpticalDiskStatusInfo(comMachine, strInfo, fAttachmentsPresent, fAttachmentsMounted);
328	}
329
330	void UISession::acquireFloppyDiskStatusInfo(QString &strInfo, bool &fAttachmentsPresent, bool &fAttachmentsMounted)
331	{
332	CMachine comMachine = machine();
333	UIDetailsGenerator::acquireFloppyDiskStatusInfo(comMachine, strInfo, fAttachmentsPresent, fAttachmentsMounted);
334	}
335
336	void UISession::acquireAudioStatusInfo(QString &strInfo, bool &fAudioEnabled, bool &fEnabledOutput, bool &fEnabledInput)
337	{
338	CMachine comMachine = machine();
339	UIDetailsGenerator::acquireAudioStatusInfo(comMachine, strInfo, fAudioEnabled, fEnabledOutput, fEnabledInput);
340	}
341
342	void UISession::acquireDisplayStatusInfo(QString &strInfo, bool &fAcceleration3D)
343	{
344	CMachine comMachine = machine();
345	UIDetailsGenerator::acquireDisplayStatusInfo(comMachine, strInfo, fAcceleration3D);
346	}
347
348	bool UISession::prepareToBeSaved()
349	{
350	return isPaused()
351	\|\| (isRunning() && pause());
352	}
353
354	bool UISession::prepareToBeShutdowned()
355	{
356	const bool fValidMode = console().GetGuestEnteredACPIMode();
357	if (!fValidMode)
358	UINotificationMessage::cannotSendACPIToMachine();
359	return fValidMode;
360	}
361
362	void UISession::sltInstallGuestAdditionsFrom(const QString &strSource)
363	{
364	if (!guestAdditionsUpgradable())
365	return sltMountDVDAdHoc(strSource);
366
367	/* Update guest additions automatically: */
368	UINotificationProgressGuestAdditionsInstall *pNotification =
369	new UINotificationProgressGuestAdditionsInstall(guest(), strSource);
370	connect(pNotification, &UINotificationProgressGuestAdditionsInstall::sigGuestAdditionsInstallationFailed,
371	this, &UISession::sltMountDVDAdHoc);
372	gpNotificationCenter->append(pNotification);
373	}
374
375	void UISession::sltMountDVDAdHoc(const QString &strSource)
376	{
377	mountAdHocImage(KDeviceType_DVD, UIMediumDeviceType_DVD, strSource);
378	}
379
380	void UISession::sltDetachCOM()
381	{
382	/* Cleanup everything COM related: */
383	cleanupFramebuffers();
384	cleanupConsoleEventHandlers();
385	cleanupNotificationCenter();
386	cleanupSession();
387	}
388
389	void UISession::sltStateChange(KMachineState enmState)
390	{
391	/* Check if something had changed: */
392	if (m_enmMachineState != enmState)
393	{
394	/* Store new data: */
395	m_enmMachineStatePrevious = m_enmMachineState;
396	m_enmMachineState = enmState;
397
398	/* Notify listeners about machine state changed: */
399	emit sigMachineStateChange();
400	}
401	}
402
403	void UISession::sltAdditionsChange()
404	{
405	/* Acquire actual states: */
406	const ULONG ulGuestAdditionsRunLevel = guest().GetAdditionsRunLevel();
407	LONG64 lLastUpdatedIgnored;
408	const bool fIsGuestSupportsGraphics = guest().GetFacilityStatus(KAdditionsFacilityType_Graphics, lLastUpdatedIgnored)
409	== KAdditionsFacilityStatus_Active;
410	const bool fIsGuestSupportsSeamless = guest().GetFacilityStatus(KAdditionsFacilityType_Seamless, lLastUpdatedIgnored)
411	== KAdditionsFacilityStatus_Active;
412
413	/* Check if something had changed: */
414	if ( m_ulGuestAdditionsRunLevel != ulGuestAdditionsRunLevel
415	\|\| m_fIsGuestSupportsGraphics != fIsGuestSupportsGraphics
416	\|\| m_fIsGuestSupportsSeamless != fIsGuestSupportsSeamless)
417	{
418	/* Store new data: */
419	m_ulGuestAdditionsRunLevel = ulGuestAdditionsRunLevel;
420	m_fIsGuestSupportsGraphics = fIsGuestSupportsGraphics;
421	m_fIsGuestSupportsSeamless = fIsGuestSupportsSeamless;
422
423	/* Notify listeners about GA state really changed: */
424	LogRel(("GUI: UISession::sltAdditionsChange: GA state really changed, notifying listeners.\n"));
425	emit sigAdditionsStateActualChange();
426	}
427	else
428	LogRel(("GUI: UISession::sltAdditionsChange: GA state doesn't really changed, still notifying listeners.\n"));
429
430	/* Notify listeners about GA state change event came: */
431	emit sigAdditionsStateChange();
432	}
433
434	UISession::UISession(UIMachine *pMachine)
435	: QObject(pMachine)
436	/* Base variables: */
437	, m_pMachine(pMachine)
438	, m_pConsoleEventhandler(0)
439	/* Common variables: */
440	, m_enmMachineStatePrevious(KMachineState_Null)
441	, m_enmMachineState(KMachineState_Null)
442	/* Guest additions flags: */
443	, m_ulGuestAdditionsRunLevel(0)
444	, m_fIsGuestSupportsGraphics(false)
445	, m_fIsGuestSupportsSeamless(false)
446	{
447	}
448
449	UISession::~UISession()
450	{
451	}
452
453	bool UISession::prepare()
454	{
455	/* Prepare COM stuff: */
456	if (!prepareSession())
457	return false;
458
459	/* Cache media early if requested: */
460	if (uiCommon().agressiveCaching())
461	recacheMachineMedia();
462
463	/* Prepare GUI stuff: */
464	prepareNotificationCenter();
465	prepareConsoleEventHandlers();
466	prepareFramebuffers();
467	prepareConnections();
468	prepareSignalHandling();
469
470	/* True by default: */
471	return true;
472	}
473
474	bool UISession::prepareSession()
475	{
476	/* Open session: */
477	m_comSession = uiCommon().openSession(uiCommon().managedVMUuid(),
478	uiCommon().isSeparateProcess()
479	? KLockType_Shared
480	: KLockType_VM);
481	if (m_comSession.isNull())
482	return false;
483
484	/* Get machine: */
485	m_comMachine = m_comSession.GetMachine();
486	if (m_comMachine.isNull())
487	return false;
488
489	/* Get console: */
490	m_comConsole = m_comSession.GetConsole();
491	if (m_comConsole.isNull())
492	return false;
493
494	/* Get display: */
495	m_comDisplay = m_comConsole.GetDisplay();
496	if (m_comDisplay.isNull())
497	return false;
498
499	/* Get guest: */
500	m_comGuest = m_comConsole.GetGuest();
501	if (m_comGuest.isNull())
502	return false;
503
504	/* Get mouse: */
505	m_comMouse = m_comConsole.GetMouse();
506	if (m_comMouse.isNull())
507	return false;
508
509	/* Get keyboard: */
510	m_comKeyboard = m_comConsole.GetKeyboard();
511	if (m_comKeyboard.isNull())
512	return false;
513
514	/* Get debugger: */
515	m_comDebugger = m_comConsole.GetDebugger();
516	if (m_comDebugger.isNull())
517	return false;
518
519	/* Update machine-name: */
520	m_strMachineName = machine().GetName();
521
522	/* Update machine-state: */
523	m_enmMachineState = machine().GetState();
524
525	/* True by default: */
526	return true;
527	}
528
529	void UISession::prepareNotificationCenter()
530	{
531	UINotificationCenter::create();
532	}
533
534	void UISession::prepareConsoleEventHandlers()
535	{
536	/* Create console event-handler: */
537	m_pConsoleEventhandler = new UIConsoleEventHandler(this);
538
539	/* Console event connections: */
540	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigAdditionsChange,
541	this, &UISession::sltAdditionsChange);
542	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigAudioAdapterChange,
543	this, &UISession::sigAudioAdapterChange);
544	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigClipboardModeChange,
545	this, &UISession::sigClipboardModeChange);
546	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigCPUExecutionCapChange,
547	this, &UISession::sigCPUExecutionCapChange);
548	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigDnDModeChange,
549	this, &UISession::sigDnDModeChange);
550	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigGuestMonitorChange,
551	this, &UISession::sigGuestMonitorChange);
552	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigMediumChange,
553	this, &UISession::sigMediumChange);
554	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigNetworkAdapterChange,
555	this, &UISession::sigNetworkAdapterChange);
556	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigRecordingChange,
557	this, &UISession::sigRecordingChange);
558	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigSharedFolderChange,
559	this, &UISession::sigSharedFolderChange);
560	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigStateChange,
561	this, &UISession::sltStateChange);
562	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigStorageDeviceChange,
563	this, &UISession::sigStorageDeviceChange);
564	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigUSBControllerChange,
565	this, &UISession::sigUSBControllerChange);
566	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigUSBDeviceStateChange,
567	this, &UISession::sigUSBDeviceStateChange);
568	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigVRDEChange,
569	this, &UISession::sigVRDEChange);
570	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigRuntimeError,
571	this, &UISession::sigRuntimeError);
572
573	#ifdef VBOX_WS_MAC
574	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigShowWindow,
575	this, &UISession::sigShowWindows, Qt::QueuedConnection);
576	#endif
577
578	/* Console keyboard connections: */
579	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigKeyboardLedsChange,
580	this, &UISession::sigKeyboardLedsChange);
581
582	/* Console mouse connections: */
583	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigMousePointerShapeChange,
584	this, &UISession::sigMousePointerShapeChange);
585	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigMouseCapabilityChange,
586	this, &UISession::sigMouseCapabilityChange);
587	connect(m_pConsoleEventhandler, &UIConsoleEventHandler::sigCursorPositionChange,
588	this, &UISession::sigCursorPositionChange);
589	}
590
591	void UISession::prepareFramebuffers()
592	{
593	/* Each framebuffer will be really prepared on first UIMachineView creation: */
594	m_frameBufferVector.resize(machine().GetGraphicsAdapter().GetMonitorCount());
595	}
596
597	void UISession::prepareConnections()
598	{
599	/* UICommon connections: */
600	connect(&uiCommon(), &UICommon::sigAskToDetachCOM, this, &UISession::sltDetachCOM);
601	}
602
603	void UISession::prepareSignalHandling()
604	{
605	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
606	struct sigaction sa;
607	sa.sa_sigaction = &signalHandlerSIGUSR1;
608	sigemptyset(&sa.sa_mask);
609	sa.sa_flags = SA_RESTART \| SA_SIGINFO;
610	sigaction(SIGUSR1, &sa, NULL);
611	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */
612	}
613
614	void UISession::cleanupFramebuffers()
615	{
616	/* Cleanup framebuffers finally: */
617	for (int i = m_frameBufferVector.size() - 1; i >= 0; --i)
618	{
619	UIFrameBuffer *pFrameBuffer = m_frameBufferVector[i];
620	if (pFrameBuffer)
621	{
622	/* Mark framebuffer as unused: */
623	pFrameBuffer->setMarkAsUnused(true);
624	/* Detach framebuffer from Display: */
625	pFrameBuffer->detach();
626	/* Delete framebuffer reference: */
627	delete pFrameBuffer;
628	}
629	}
630	m_frameBufferVector.clear();
631	}
632
633	void UISession::cleanupConsoleEventHandlers()
634	{
635	/* Destroy console event-handler: */
636	delete m_pConsoleEventhandler;
637	m_pConsoleEventhandler = 0;
638	}
639
640	void UISession::cleanupNotificationCenter()
641	{
642	UINotificationCenter::destroy();
643	}
644
645	void UISession::cleanupSession()
646	{
647	/* Detach debugger: */
648	if (!m_comDebugger.isNull())
649	m_comDebugger.detach();
650
651	/* Detach keyboard: */
652	if (!m_comKeyboard.isNull())
653	m_comKeyboard.detach();
654
655	/* Detach mouse: */
656	if (!m_comMouse.isNull())
657	m_comMouse.detach();
658
659	/* Detach guest: */
660	if (!m_comGuest.isNull())
661	m_comGuest.detach();
662
663	/* Detach display: */
664	if (!m_comDisplay.isNull())
665	m_comDisplay.detach();
666
667	/* Detach console: */
668	if (!m_comConsole.isNull())
669	m_comConsole.detach();
670
671	/* Detach machine: */
672	if (!m_comMachine.isNull())
673	m_comMachine.detach();
674
675	/* Close session: */
676	if (!m_comSession.isNull() && uiCommon().isVBoxSVCAvailable())
677	{
678	m_comSession.UnlockMachine();
679	m_comSession.detach();
680	}
681	}
682
683	UIMachineLogic *UISession::machineLogic() const
684	{
685	return uimachine() ? uimachine()->machineLogic() : 0;
686	}
687
688	UIMachineWindow *UISession::activeMachineWindow() const
689	{
690	return machineLogic() ? machineLogic()->activeMachineWindow() : 0;
691	}
692
693	QWidget *UISession::mainMachineWindow() const
694	{
695	return machineLogic() ? machineLogic()->mainMachineWindow() : 0;
696	}
697
698	bool UISession::preprocessInitialization()
699	{
700	#ifdef VBOX_WITH_NETFLT
701	/* Skip network interface name checks if VM in saved state: */
702	if (!isSaved())
703	{
704	/* Make sure all the attached and enabled network
705	* adapters are present on the host. This check makes sense
706	* in two cases only - when attachement type is Bridged Network
707	* or Host-only Interface. NOTE: Only currently enabled
708	* attachement type is checked (incorrect parameters check for
709	* currently disabled attachement types is skipped). */
710	QStringList failedInterfaceNames;
711	QStringList availableInterfaceNames;
712
713	/* Create host network interface names list: */
714	foreach (const CHostNetworkInterface &comNetIface, uiCommon().host().GetNetworkInterfaces())
715	{
716	availableInterfaceNames << comNetIface.GetName();
717	availableInterfaceNames << comNetIface.GetShortName();
718	}
719
720	/* Enumerate all the virtual network adapters: */
721	const ulong cCount = uiCommon().virtualBox().GetSystemProperties().GetMaxNetworkAdapters(machine().GetChipsetType());
722	for (ulong uAdapterIndex = 0; uAdapterIndex < cCount; ++uAdapterIndex)
723	{
724	CNetworkAdapter comNetworkAdapter = machine().GetNetworkAdapter(uAdapterIndex);
725	if (comNetworkAdapter.GetEnabled())
726	{
727	/* Get physical network interface name for
728	* currently enabled network attachement type: */
729	QString strInterfaceName;
730	switch (comNetworkAdapter.GetAttachmentType())
731	{
732	case KNetworkAttachmentType_Bridged:
733	strInterfaceName = comNetworkAdapter.GetBridgedInterface();
734	break;
735	#ifndef VBOX_WITH_VMNET
736	case KNetworkAttachmentType_HostOnly:
737	strInterfaceName = comNetworkAdapter.GetHostOnlyInterface();
738	break;
739	#endif /* !VBOX_WITH_VMNET */
740	default:
741	break;
742	}
743
744	if ( !strInterfaceName.isEmpty()
745	&& !availableInterfaceNames.contains(strInterfaceName))
746	{
747	LogRel(("GUI: Invalid network interface found: %s\n", strInterfaceName.toUtf8().constData()));
748	failedInterfaceNames << QString("%1 (adapter %2)").arg(strInterfaceName).arg(uAdapterIndex + 1);
749	}
750	}
751	}
752
753	/* Check if non-existent interfaces found: */
754	if (!failedInterfaceNames.isEmpty())
755	{
756	if (msgCenter().warnAboutNetworkInterfaceNotFound(machineName(), failedInterfaceNames.join(", ")))
757	machineLogic()->openNetworkSettingsDialog();
758	else
759	{
760	LogRel(("GUI: Aborting startup due to preprocess initialization issue detected...\n"));
761	return false;
762	}
763	}
764	}
765	#endif /* VBOX_WITH_NETFLT */
766
767	/* Check for USB enumeration warning. Don't return false even if we have a warning: */
768	CHost comHost = uiCommon().host();
769	if (comHost.GetUSBDevices().isEmpty() && comHost.isWarning())
770	{
771	/* Do not bitch if USB disabled: */
772	if (!machine().GetUSBControllers().isEmpty())
773	{
774	/* Do not bitch if there are no filters (check if enabled too?): */
775	if (!machine().GetUSBDeviceFilters().GetDeviceFilters().isEmpty())
776	UINotificationMessage::cannotEnumerateHostUSBDevices(comHost);
777	}
778	}
779
780	/* True by default: */
781	return true;
782	}
783
784	bool UISession::mountAdHocImage(KDeviceType enmDeviceType, UIMediumDeviceType enmMediumType, const QString &strMediumName)
785	{
786	/* Get VBox: */
787	CVirtualBox comVBox = uiCommon().virtualBox();
788
789	/* Prepare medium to mount: */
790	UIMedium guiMedium;
791
792	/* The 'none' medium name means ejecting what ever is in the drive,
793	* in that case => leave the guiMedium variable null. */
794	if (strMediumName != "none")
795	{
796	/* Open the medium: */
797	const CMedium comMedium = comVBox.OpenMedium(strMediumName, enmDeviceType, KAccessMode_ReadWrite, false /* fForceNewUuid */);
798	if (!comVBox.isOk() \|\| comMedium.isNull())
799	{
800	UINotificationMessage::cannotOpenMedium(comVBox, strMediumName);
801	return false;
802	}
803
804	/* Make sure medium ID is valid: */
805	const QUuid uMediumId = comMedium.GetId();
806	AssertReturn(!uMediumId.isNull(), false);
807
808	/* Try to find UIMedium among cached: */
809	guiMedium = uiCommon().medium(uMediumId);
810	if (guiMedium.isNull())
811	{
812	/* Cache new one if necessary: */
813	guiMedium = UIMedium(comMedium, enmMediumType, KMediumState_Created);
814	uiCommon().createMedium(guiMedium);
815	}
816	}
817
818	/* Search for a suitable storage slots: */
819	QList<ExactStorageSlot> aFreeStorageSlots;
820	QList<ExactStorageSlot> aBusyStorageSlots;
821	foreach (const CStorageController &comController, machine().GetStorageControllers())
822	{
823	foreach (const CMediumAttachment &comAttachment, machine().GetMediumAttachmentsOfController(comController.GetName()))
824	{
825	/* Look for an optical devices only: */
826	if (comAttachment.GetType() == enmDeviceType)
827	{
828	/* Append storage slot to corresponding list: */
829	if (comAttachment.GetMedium().isNull())
830	aFreeStorageSlots << ExactStorageSlot(comController.GetName(), comController.GetBus(),
831	comAttachment.GetPort(), comAttachment.GetDevice());
832	else
833	aBusyStorageSlots << ExactStorageSlot(comController.GetName(), comController.GetBus(),
834	comAttachment.GetPort(), comAttachment.GetDevice());
835	}
836	}
837	}
838
839	/* Make sure at least one storage slot found: */
840	QList<ExactStorageSlot> sStorageSlots = aFreeStorageSlots + aBusyStorageSlots;
841	if (sStorageSlots.isEmpty())
842	{
843	UINotificationMessage::cannotMountImage(machineName(), strMediumName);
844	return false;
845	}
846
847	/* Try to mount medium into first available storage slot: */
848	while (!sStorageSlots.isEmpty())
849	{
850	const ExactStorageSlot storageSlot = sStorageSlots.takeFirst();
851	machine().MountMedium(storageSlot.controller, storageSlot.port, storageSlot.device, guiMedium.medium(), false /* force */);
852	if (machine().isOk())
853	break;
854	}
855
856	/* Show error message if necessary: */
857	if (!machine().isOk())
858	{
859	msgCenter().cannotRemountMedium(machine(), guiMedium, true /* mount? /, false / retry? */, activeMachineWindow());
860	return false;
861	}
862
863	/* Save machine settings: */
864	machine().SaveSettings();
865
866	/* Show error message if necessary: */
867	if (!machine().isOk())
868	{
869	UINotificationMessage::cannotSaveMachineSettings(machine());
870	return false;
871	}
872
873	/* True by default: */
874	return true;
875	}
876
877	void UISession::recacheMachineMedia()
878	{
879	/* Compose a list of machine media: */
880	CMediumVector comMedia;
881
882	/* Enumerate all the controllers: */
883	foreach (const CStorageController &comController, machine().GetStorageControllers())
884	{
885	/* Enumerate all the attachments: */
886	foreach (const CMediumAttachment &comAttachment, machine().GetMediumAttachmentsOfController(comController.GetName()))
887	{
888	/* Skip unrelated device types: */
889	const KDeviceType enmDeviceType = comAttachment.GetType();
890	if ( enmDeviceType != KDeviceType_HardDisk
891	&& enmDeviceType != KDeviceType_Floppy
892	&& enmDeviceType != KDeviceType_DVD)
893	continue;
894	if ( comAttachment.GetIsEjected()
895	\|\| comAttachment.GetMedium().isNull())
896	continue;
897	comMedia.append(comAttachment.GetMedium());
898	}
899	}
900
901	/* Start media enumeration: */
902	uiCommon().enumerateMedia(comMedia);
903	}
904
905	#ifdef VBOX_GUI_WITH_KEYS_RESET_HANDLER
906	/**
907	* Custom signal handler. When switching VTs, we might not get release events
908	* for Ctrl-Alt and in case a savestate is performed on the new VT, the VM will
909	* be saved with modifier keys stuck. This is annoying enough for introducing
910	* this hack.
911	*/
912	/* static */
913	static void signalHandlerSIGUSR1(int sig, siginfo_t * /* pInfo /, void /pSecret /)
914	{
915	/* Only SIGUSR1 is interesting: */
916	if (sig == SIGUSR1)
917	if (gpMachine)
918	gpMachine->machineLogic()->keyboardHandler()->releaseAllPressedKeys();
919	}
920	#endif /* VBOX_GUI_WITH_KEYS_RESET_HANDLER */

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source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/runtime/UISession.cpp@ 98486

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