MouseImpl.cpp@ 67914

Last change on this file since 67914 was 67914, checked in by vboxsync, 7 years ago
src-client: Define LOG_GROUP according to interface or similar.
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1	/* $Id: MouseImpl.cpp 67914 2017-07-11 20:46:37Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 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	#define LOG_GROUP LOG_GROUP_MAIN_MOUSE
19	#include "LoggingNew.h"
20
21	#include <iprt/cpp/utils.h>
22
23	#include "MouseImpl.h"
24	#include "DisplayImpl.h"
25	#include "VMMDev.h"
26	#include "MousePointerShapeWrap.h"
27
28	#include "AutoCaller.h"
29
30	#include <VBox/vmm/pdmdrv.h>
31	#include <VBox/VMMDev.h>
32
33	#include <iprt/asm.h>
34
35	class ATL_NO_VTABLE MousePointerShape:
36	public MousePointerShapeWrap
37	{
38	public:
39
40	DECLARE_EMPTY_CTOR_DTOR(MousePointerShape)
41
42	HRESULT FinalConstruct();
43	void FinalRelease();
44
45	/* Public initializer/uninitializer for internal purposes only. */
46	HRESULT init(ComObjPtr<Mouse> pMouse,
47	bool fVisible, bool fAlpha,
48	uint32_t hotX, uint32_t hotY,
49	uint32_t width, uint32_t height,
50	const uint8_t *pu8Shape, uint32_t cbShape);
51	void uninit();
52
53	private:
54	// wrapped IMousePointerShape properties
55	virtual HRESULT getVisible(BOOL *aVisible);
56	virtual HRESULT getAlpha(BOOL *aAlpha);
57	virtual HRESULT getHotX(ULONG *aHotX);
58	virtual HRESULT getHotY(ULONG *aHotY);
59	virtual HRESULT getWidth(ULONG *aWidth);
60	virtual HRESULT getHeight(ULONG *aHeight);
61	virtual HRESULT getShape(std::vector<BYTE> &aShape);
62
63	struct Data
64	{
65	ComObjPtr<Mouse> pMouse;
66	bool fVisible;
67	bool fAlpha;
68	uint32_t hotX;
69	uint32_t hotY;
70	uint32_t width;
71	uint32_t height;
72	std::vector<BYTE> shape;
73	};
74
75	Data m;
76	};
77
78	/*
79	* MousePointerShape implementation.
80	*/
81	DEFINE_EMPTY_CTOR_DTOR(MousePointerShape)
82
83	HRESULT MousePointerShape::FinalConstruct()
84	{
85	return BaseFinalConstruct();
86	}
87
88	void MousePointerShape::FinalRelease()
89	{
90	uninit();
91
92	BaseFinalRelease();
93	}
94
95	HRESULT MousePointerShape::init(ComObjPtr<Mouse> pMouse,
96	bool fVisible, bool fAlpha,
97	uint32_t hotX, uint32_t hotY,
98	uint32_t width, uint32_t height,
99	const uint8_t *pu8Shape, uint32_t cbShape)
100	{
101	LogFlowThisFunc(("v %d, a %d, h %d,%d, %dx%d, cb %d\n",
102	fVisible, fAlpha, hotX, hotY, width, height, cbShape));
103
104	/* Enclose the state transition NotReady->InInit->Ready */
105	AutoInitSpan autoInitSpan(this);
106	AssertReturn(autoInitSpan.isOk(), E_FAIL);
107
108	m.pMouse = pMouse;
109	m.fVisible = fVisible;
110	m.fAlpha = fAlpha;
111	m.hotX = hotX;
112	m.hotY = hotY;
113	m.width = width;
114	m.height = height;
115	m.shape.resize(cbShape);
116	if (cbShape)
117	{
118	memcpy(&m.shape.front(), pu8Shape, cbShape);
119	}
120
121	/* Confirm a successful initialization */
122	autoInitSpan.setSucceeded();
123
124	return S_OK;
125	}
126
127	void MousePointerShape::uninit()
128	{
129	LogFlowThisFunc(("\n"));
130
131	/* Enclose the state transition Ready->InUninit->NotReady */
132	AutoUninitSpan autoUninitSpan(this);
133	if (autoUninitSpan.uninitDone())
134	return;
135
136	m.pMouse.setNull();
137	}
138
139	HRESULT MousePointerShape::getVisible(BOOL *aVisible)
140	{
141	*aVisible = m.fVisible;
142	return S_OK;
143	}
144
145	HRESULT MousePointerShape::getAlpha(BOOL *aAlpha)
146	{
147	*aAlpha = m.fAlpha;
148	return S_OK;
149	}
150
151	HRESULT MousePointerShape::getHotX(ULONG *aHotX)
152	{
153	*aHotX = m.hotX;
154	return S_OK;
155	}
156
157	HRESULT MousePointerShape::getHotY(ULONG *aHotY)
158	{
159	*aHotY = m.hotY;
160	return S_OK;
161	}
162
163	HRESULT MousePointerShape::getWidth(ULONG *aWidth)
164	{
165	*aWidth = m.width;
166	return S_OK;
167	}
168
169	HRESULT MousePointerShape::getHeight(ULONG *aHeight)
170	{
171	*aHeight = m.height;
172	return S_OK;
173	}
174
175	HRESULT MousePointerShape::getShape(std::vector<BYTE> &aShape)
176	{
177	aShape.resize(m.shape.size());
178	if (m.shape.size())
179	memcpy(&aShape.front(), &m.shape.front(), aShape.size());
180	return S_OK;
181	}
182
183
184	/** @name Mouse device capabilities bitfield
185	* @{ */
186	enum
187	{
188	/** The mouse device can do relative reporting */
189	MOUSE_DEVCAP_RELATIVE = 1,
190	/** The mouse device can do absolute reporting */
191	MOUSE_DEVCAP_ABSOLUTE = 2,
192	/** The mouse device can do absolute reporting */
193	MOUSE_DEVCAP_MULTI_TOUCH = 4
194	};
195	/** @} */
196
197
198	/**
199	* Mouse driver instance data.
200	*/
201	struct DRVMAINMOUSE
202	{
203	/** Pointer to the mouse object. */
204	Mouse *pMouse;
205	/** Pointer to the driver instance structure. */
206	PPDMDRVINS pDrvIns;
207	/** Pointer to the mouse port interface of the driver/device above us. */
208	PPDMIMOUSEPORT pUpPort;
209	/** Our mouse connector interface. */
210	PDMIMOUSECONNECTOR IConnector;
211	/** The capabilities of this device. */
212	uint32_t u32DevCaps;
213	};
214
215
216	// constructor / destructor
217	/////////////////////////////////////////////////////////////////////////////
218
219	Mouse::Mouse()
220	: mParent(NULL)
221	{
222	}
223
224	Mouse::~Mouse()
225	{
226	}
227
228
229	HRESULT Mouse::FinalConstruct()
230	{
231	RT_ZERO(mpDrv);
232	RT_ZERO(mPointerData);
233	mcLastX = 0x8000;
234	mcLastY = 0x8000;
235	mfLastButtons = 0;
236	mfVMMDevGuestCaps = 0;
237	return BaseFinalConstruct();
238	}
239
240	void Mouse::FinalRelease()
241	{
242	uninit();
243	BaseFinalRelease();
244	}
245
246	// public methods only for internal purposes
247	/////////////////////////////////////////////////////////////////////////////
248
249	/**
250	* Initializes the mouse object.
251	*
252	* @returns COM result indicator
253	* @param parent handle of our parent object
254	*/
255	HRESULT Mouse::init (ConsoleMouseInterface *parent)
256	{
257	LogFlowThisFunc(("\n"));
258
259	ComAssertRet(parent, E_INVALIDARG);
260
261	/* Enclose the state transition NotReady->InInit->Ready */
262	AutoInitSpan autoInitSpan(this);
263	AssertReturn(autoInitSpan.isOk(), E_FAIL);
264
265	unconst(mParent) = parent;
266
267	unconst(mEventSource).createObject();
268	HRESULT rc = mEventSource->init();
269	AssertComRCReturnRC(rc);
270	mMouseEvent.init(mEventSource, VBoxEventType_OnGuestMouse,
271	0, 0, 0, 0, 0, 0);
272
273	/* Confirm a successful initialization */
274	autoInitSpan.setSucceeded();
275
276	return S_OK;
277	}
278
279	/**
280	* Uninitializes the instance and sets the ready flag to FALSE.
281	* Called either from FinalRelease() or by the parent when it gets destroyed.
282	*/
283	void Mouse::uninit()
284	{
285	LogFlowThisFunc(("\n"));
286
287	/* Enclose the state transition Ready->InUninit->NotReady */
288	AutoUninitSpan autoUninitSpan(this);
289	if (autoUninitSpan.uninitDone())
290	return;
291
292	for (unsigned i = 0; i < MOUSE_MAX_DEVICES; ++i)
293	{
294	if (mpDrv[i])
295	mpDrv[i]->pMouse = NULL;
296	mpDrv[i] = NULL;
297	}
298
299	mPointerShape.setNull();
300
301	RTMemFree(mPointerData.pu8Shape);
302	mPointerData.pu8Shape = NULL;
303	mPointerData.cbShape = 0;
304
305	mMouseEvent.uninit();
306	unconst(mEventSource).setNull();
307	unconst(mParent) = NULL;
308	}
309
310	void Mouse::updateMousePointerShape(bool fVisible, bool fAlpha,
311	uint32_t hotX, uint32_t hotY,
312	uint32_t width, uint32_t height,
313	const uint8_t *pu8Shape, uint32_t cbShape)
314	{
315	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
316
317	RTMemFree(mPointerData.pu8Shape);
318	mPointerData.pu8Shape = NULL;
319	mPointerData.cbShape = 0;
320
321	mPointerData.fVisible = fVisible;
322	mPointerData.fAlpha = fAlpha;
323	mPointerData.hotX = hotX;
324	mPointerData.hotY = hotY;
325	mPointerData.width = width;
326	mPointerData.height = height;
327	if (cbShape)
328	{
329	mPointerData.pu8Shape = (uint8_t *)RTMemDup(pu8Shape, cbShape);
330	if (mPointerData.pu8Shape)
331	{
332	mPointerData.cbShape = cbShape;
333	}
334	}
335
336	mPointerShape.setNull();
337	}
338
339	// IMouse properties
340	/////////////////////////////////////////////////////////////////////////////
341
342	/** Report the front-end's mouse handling capabilities to the VMM device and
343	* thus to the guest.
344	* @note all calls out of this object are made with no locks held! */
345	HRESULT Mouse::i_updateVMMDevMouseCaps(uint32_t fCapsAdded,
346	uint32_t fCapsRemoved)
347	{
348	VMMDevMouseInterface *pVMMDev = mParent->i_getVMMDevMouseInterface();
349	if (!pVMMDev)
350	return E_FAIL; /* No assertion, as the front-ends can send events
351	* at all sorts of inconvenient times. */
352	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
353	if (pDisplay == NULL)
354	return E_FAIL;
355	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
356	if (!pVMMDevPort)
357	return E_FAIL; /* same here */
358
359	int rc = pVMMDevPort->pfnUpdateMouseCapabilities(pVMMDevPort, fCapsAdded,
360	fCapsRemoved);
361	if (RT_FAILURE(rc))
362	return E_FAIL;
363	return pDisplay->i_reportHostCursorCapabilities(fCapsAdded, fCapsRemoved);
364	}
365
366	/**
367	* Returns whether the currently active device portfolio can accept absolute
368	* mouse events.
369	*
370	* @returns COM status code
371	* @param aAbsoluteSupported address of result variable
372	*/
373	HRESULT Mouse::getAbsoluteSupported(BOOL *aAbsoluteSupported)
374	{
375	*aAbsoluteSupported = i_supportsAbs();
376	return S_OK;
377	}
378
379	/**
380	* Returns whether the currently active device portfolio can accept relative
381	* mouse events.
382	*
383	* @returns COM status code
384	* @param aRelativeSupported address of result variable
385	*/
386	HRESULT Mouse::getRelativeSupported(BOOL *aRelativeSupported)
387	{
388	*aRelativeSupported = i_supportsRel();
389	return S_OK;
390	}
391
392	/**
393	* Returns whether the currently active device portfolio can accept multi-touch
394	* mouse events.
395	*
396	* @returns COM status code
397	* @param aMultiTouchSupported address of result variable
398	*/
399	HRESULT Mouse::getMultiTouchSupported(BOOL *aMultiTouchSupported)
400	{
401	*aMultiTouchSupported = i_supportsMT();
402	return S_OK;
403	}
404
405	/**
406	* Returns whether the guest can currently switch to drawing the mouse cursor
407	* itself if it is asked to by the front-end.
408	*
409	* @returns COM status code
410	* @param aNeedsHostCursor address of result variable
411	*/
412	HRESULT Mouse::getNeedsHostCursor(BOOL *aNeedsHostCursor)
413	{
414	*aNeedsHostCursor = i_guestNeedsHostCursor();
415	return S_OK;
416	}
417
418	HRESULT Mouse::getPointerShape(ComPtr<IMousePointerShape> &aPointerShape)
419	{
420	HRESULT hr = S_OK;
421
422	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
423
424	if (mPointerShape.isNull())
425	{
426	ComObjPtr<MousePointerShape> obj;
427	hr = obj.createObject();
428	if (SUCCEEDED(hr))
429	{
430	hr = obj->init(this, mPointerData.fVisible, mPointerData.fAlpha,
431	mPointerData.hotX, mPointerData.hotY,
432	mPointerData.width, mPointerData.height,
433	mPointerData.pu8Shape, mPointerData.cbShape);
434	}
435
436	if (SUCCEEDED(hr))
437	{
438	mPointerShape = obj;
439	}
440	}
441
442	if (SUCCEEDED(hr))
443	{
444	aPointerShape = mPointerShape;
445	}
446
447	return hr;
448	}
449
450	// IMouse methods
451	/////////////////////////////////////////////////////////////////////////////
452
453	/** Converts a bitfield containing information about mouse buttons currently
454	* held down from the format used by the front-end to the format used by PDM
455	* and the emulated pointing devices. */
456	static uint32_t i_mouseButtonsToPDM(LONG buttonState)
457	{
458	uint32_t fButtons = 0;
459	if (buttonState & MouseButtonState_LeftButton)
460	fButtons \|= PDMIMOUSEPORT_BUTTON_LEFT;
461	if (buttonState & MouseButtonState_RightButton)
462	fButtons \|= PDMIMOUSEPORT_BUTTON_RIGHT;
463	if (buttonState & MouseButtonState_MiddleButton)
464	fButtons \|= PDMIMOUSEPORT_BUTTON_MIDDLE;
465	if (buttonState & MouseButtonState_XButton1)
466	fButtons \|= PDMIMOUSEPORT_BUTTON_X1;
467	if (buttonState & MouseButtonState_XButton2)
468	fButtons \|= PDMIMOUSEPORT_BUTTON_X2;
469	return fButtons;
470	}
471
472	HRESULT Mouse::getEventSource(ComPtr<IEventSource> &aEventSource)
473	{
474	// no need to lock - lifetime constant
475	mEventSource.queryInterfaceTo(aEventSource.asOutParam());
476	return S_OK;
477	}
478
479	/**
480	* Send a relative pointer event to the relative device we deem most
481	* appropriate.
482	*
483	* @returns COM status code
484	*/
485	HRESULT Mouse::i_reportRelEventToMouseDev(int32_t dx, int32_t dy, int32_t dz,
486	int32_t dw, uint32_t fButtons)
487	{
488	if (dx \|\| dy \|\| dz \|\| dw \|\| fButtons != mfLastButtons)
489	{
490	PPDMIMOUSEPORT pUpPort = NULL;
491	{
492	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
493
494	for (unsigned i = 0; !pUpPort && i < MOUSE_MAX_DEVICES; ++i)
495	{
496	if (mpDrv[i] && (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_RELATIVE))
497	pUpPort = mpDrv[i]->pUpPort;
498	}
499	}
500	if (!pUpPort)
501	return S_OK;
502
503	int vrc = pUpPort->pfnPutEvent(pUpPort, dx, dy, dz, dw, fButtons);
504
505	if (RT_FAILURE(vrc))
506	return setError(VBOX_E_IPRT_ERROR,
507	tr("Could not send the mouse event to the virtual mouse (%Rrc)"),
508	vrc);
509	mfLastButtons = fButtons;
510	}
511	return S_OK;
512	}
513
514
515	/**
516	* Send an absolute pointer event to the emulated absolute device we deem most
517	* appropriate.
518	*
519	* @returns COM status code
520	*/
521	HRESULT Mouse::i_reportAbsEventToMouseDev(int32_t x, int32_t y,
522	int32_t dz, int32_t dw, uint32_t fButtons)
523	{
524	if ( x < VMMDEV_MOUSE_RANGE_MIN
525	\|\| x > VMMDEV_MOUSE_RANGE_MAX)
526	return S_OK;
527	if ( y < VMMDEV_MOUSE_RANGE_MIN
528	\|\| y > VMMDEV_MOUSE_RANGE_MAX)
529	return S_OK;
530	if ( x != mcLastX \|\| y != mcLastY
531	\|\| dz \|\| dw \|\| fButtons != mfLastButtons)
532	{
533	PPDMIMOUSEPORT pUpPort = NULL;
534	{
535	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
536
537	for (unsigned i = 0; !pUpPort && i < MOUSE_MAX_DEVICES; ++i)
538	{
539	if (mpDrv[i] && (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_ABSOLUTE))
540	pUpPort = mpDrv[i]->pUpPort;
541	}
542	}
543	if (!pUpPort)
544	return S_OK;
545
546	int vrc = pUpPort->pfnPutEventAbs(pUpPort, x, y, dz,
547	dw, fButtons);
548	if (RT_FAILURE(vrc))
549	return setError(VBOX_E_IPRT_ERROR,
550	tr("Could not send the mouse event to the virtual mouse (%Rrc)"),
551	vrc);
552	mfLastButtons = fButtons;
553
554	}
555	return S_OK;
556	}
557
558	HRESULT Mouse::i_reportMultiTouchEventToDevice(uint8_t cContacts,
559	const uint64_t *pau64Contacts,
560	uint32_t u32ScanTime)
561	{
562	HRESULT hrc = S_OK;
563
564	PPDMIMOUSEPORT pUpPort = NULL;
565	{
566	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
567
568	unsigned i;
569	for (i = 0; i < MOUSE_MAX_DEVICES; ++i)
570	{
571	if ( mpDrv[i]
572	&& (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_MULTI_TOUCH))
573	{
574	pUpPort = mpDrv[i]->pUpPort;
575	break;
576	}
577	}
578	}
579
580	if (pUpPort)
581	{
582	int vrc = pUpPort->pfnPutEventMultiTouch(pUpPort, cContacts, pau64Contacts, u32ScanTime);
583	if (RT_FAILURE(vrc))
584	hrc = setError(VBOX_E_IPRT_ERROR,
585	tr("Could not send the multi-touch event to the virtual device (%Rrc)"),
586	vrc);
587	}
588	else
589	{
590	hrc = E_UNEXPECTED;
591	}
592
593	return hrc;
594	}
595
596
597	/**
598	* Send an absolute position event to the VMM device.
599	* @note all calls out of this object are made with no locks held!
600	*
601	* @returns COM status code
602	*/
603	HRESULT Mouse::i_reportAbsEventToVMMDev(int32_t x, int32_t y)
604	{
605	VMMDevMouseInterface *pVMMDev = mParent->i_getVMMDevMouseInterface();
606	ComAssertRet(pVMMDev, E_FAIL);
607	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
608	ComAssertRet(pVMMDevPort, E_FAIL);
609
610	if (x != mcLastX \|\| y != mcLastY)
611	{
612	int vrc = pVMMDevPort->pfnSetAbsoluteMouse(pVMMDevPort,
613	x, y);
614	if (RT_FAILURE(vrc))
615	return setError(VBOX_E_IPRT_ERROR,
616	tr("Could not send the mouse event to the virtual mouse (%Rrc)"),
617	vrc);
618	}
619	return S_OK;
620	}
621
622
623	/**
624	* Send an absolute pointer event to a pointing device (the VMM device if
625	* possible or whatever emulated absolute device seems best to us if not).
626	*
627	* @returns COM status code
628	*/
629	HRESULT Mouse::i_reportAbsEventToInputDevices(int32_t x, int32_t y, int32_t dz, int32_t dw, uint32_t fButtons,
630	bool fUsesVMMDevEvent)
631	{
632	HRESULT rc;
633	/** If we are using the VMMDev to report absolute position but without
634	* VMMDev IRQ support then we need to send a small "jiggle" to the emulated
635	* relative mouse device to alert the guest to changes. */
636	LONG cJiggle = 0;
637
638	if (i_vmmdevCanAbs())
639	{
640	/*
641	* Send the absolute mouse position to the VMM device.
642	*/
643	if (x != mcLastX \|\| y != mcLastY)
644	{
645	rc = i_reportAbsEventToVMMDev(x, y);
646	cJiggle = !fUsesVMMDevEvent;
647	}
648	rc = i_reportRelEventToMouseDev(cJiggle, 0, dz, dw, fButtons);
649	}
650	else
651	rc = i_reportAbsEventToMouseDev(x, y, dz, dw, fButtons);
652
653	mcLastX = x;
654	mcLastY = y;
655	return rc;
656	}
657
658
659	/**
660	* Send an absolute position event to the display device.
661	* @note all calls out of this object are made with no locks held!
662	* @param x Cursor X position in pixels relative to the first screen, where
663	* (1, 1) is the upper left corner.
664	* @param y Cursor Y position in pixels relative to the first screen, where
665	* (1, 1) is the upper left corner.
666	*/
667	HRESULT Mouse::i_reportAbsEventToDisplayDevice(int32_t x, int32_t y)
668	{
669	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
670	ComAssertRet(pDisplay, E_FAIL);
671
672	if (x != mcLastX \|\| y != mcLastY)
673	{
674	pDisplay->i_reportHostCursorPosition(x - 1, y - 1);
675	}
676	return S_OK;
677	}
678
679
680	void Mouse::i_fireMouseEvent(bool fAbsolute, LONG x, LONG y, LONG dz, LONG dw,
681	LONG fButtons)
682	{
683	/* If mouse button is pressed, we generate new event, to avoid reusable events coalescing and thus
684	dropping key press events */
685	GuestMouseEventMode_T mode;
686	if (fAbsolute)
687	mode = GuestMouseEventMode_Absolute;
688	else
689	mode = GuestMouseEventMode_Relative;
690
691	if (fButtons != 0)
692	{
693	VBoxEventDesc evDesc;
694	evDesc.init(mEventSource, VBoxEventType_OnGuestMouse, mode, x, y,
695	dz, dw, fButtons);
696	evDesc.fire(0);
697	}
698	else
699	{
700	mMouseEvent.reinit(VBoxEventType_OnGuestMouse, mode, x, y, dz, dw,
701	fButtons);
702	mMouseEvent.fire(0);
703	}
704	}
705
706	void Mouse::i_fireMultiTouchEvent(uint8_t cContacts,
707	const LONG64 *paContacts,
708	uint32_t u32ScanTime)
709	{
710	com::SafeArray<SHORT> xPositions(cContacts);
711	com::SafeArray<SHORT> yPositions(cContacts);
712	com::SafeArray<USHORT> contactIds(cContacts);
713	com::SafeArray<USHORT> contactFlags(cContacts);
714
715	uint8_t i;
716	for (i = 0; i < cContacts; i++)
717	{
718	uint32_t u32Lo = RT_LO_U32(paContacts[i]);
719	uint32_t u32Hi = RT_HI_U32(paContacts[i]);
720	xPositions[i] = (int16_t)u32Lo;
721	yPositions[i] = (int16_t)(u32Lo >> 16);
722	contactIds[i] = RT_BYTE1(u32Hi);
723	contactFlags[i] = RT_BYTE2(u32Hi);
724	}
725
726	VBoxEventDesc evDesc;
727	evDesc.init(mEventSource, VBoxEventType_OnGuestMultiTouch,
728	cContacts, ComSafeArrayAsInParam(xPositions), ComSafeArrayAsInParam(yPositions),
729	ComSafeArrayAsInParam(contactIds), ComSafeArrayAsInParam(contactFlags), u32ScanTime);
730	evDesc.fire(0);
731	}
732
733	/**
734	* Send a relative mouse event to the guest.
735	* @note the VMMDev capability change is so that the guest knows we are sending
736	* real events over the PS/2 device and not dummy events to signal the
737	* arrival of new absolute pointer data
738	*
739	* @returns COM status code
740	* @param dx X movement.
741	* @param dy Y movement.
742	* @param dz Z movement.
743	* @param dw Mouse wheel movement.
744	* @param aButtonState The mouse button state.
745	*/
746	HRESULT Mouse::putMouseEvent(LONG dx, LONG dy, LONG dz, LONG dw,
747	LONG aButtonState)
748	{
749	HRESULT rc;
750	uint32_t fButtonsAdj;
751
752	LogRel3(("%s: dx=%d, dy=%d, dz=%d, dw=%d\n", __PRETTY_FUNCTION__,
753	dx, dy, dz, dw));
754
755	fButtonsAdj = i_mouseButtonsToPDM(aButtonState);
756	/* Make sure that the guest knows that we are sending real movement
757	* events to the PS/2 device and not just dummy wake-up ones. */
758	i_updateVMMDevMouseCaps(0, VMMDEV_MOUSE_HOST_WANTS_ABSOLUTE);
759	rc = i_reportRelEventToMouseDev(dx, dy, dz, dw, fButtonsAdj);
760
761	i_fireMouseEvent(false, dx, dy, dz, dw, aButtonState);
762
763	return rc;
764	}
765
766	/**
767	* Convert an (X, Y) value pair in screen co-ordinates (starting from 1) to a
768	* value from VMMDEV_MOUSE_RANGE_MIN to VMMDEV_MOUSE_RANGE_MAX. Sets the
769	* optional validity value to false if the pair is not on an active screen and
770	* to true otherwise.
771	* @note since guests with recent versions of X.Org use a different method
772	* to everyone else to map the valuator value to a screen pixel (they
773	* multiply by the screen dimension, do a floating point divide by
774	* the valuator maximum and round the result, while everyone else
775	* does truncating integer operations) we adjust the value we send
776	* so that it maps to the right pixel both when the result is rounded
777	* and when it is truncated.
778	*
779	* @returns COM status value
780	*/
781	HRESULT Mouse::i_convertDisplayRes(LONG x, LONG y, int32_t pxAdj, int32_t pyAdj,
782	bool *pfValid)
783	{
784	AssertPtrReturn(pxAdj, E_POINTER);
785	AssertPtrReturn(pyAdj, E_POINTER);
786	AssertPtrNullReturn(pfValid, E_POINTER);
787	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
788	ComAssertRet(pDisplay, E_FAIL);
789	/** The amount to add to the result (multiplied by the screen width/height)
790	* to compensate for differences in guest methods for mapping back to
791	* pixels */
792	enum { ADJUST_RANGE = - 3 * VMMDEV_MOUSE_RANGE / 4 };
793
794	if (pfValid)
795	*pfValid = true;
796	if (!(mfVMMDevGuestCaps & VMMDEV_MOUSE_NEW_PROTOCOL) && !pDisplay->i_isInputMappingSet())
797	{
798	ULONG displayWidth, displayHeight;
799	ULONG ulDummy;
800	LONG lDummy;
801	/* Takes the display lock */
802	HRESULT rc = pDisplay->i_getScreenResolution(0, &displayWidth,
803	&displayHeight, &ulDummy, &lDummy, &lDummy);
804	if (FAILED(rc))
805	return rc;
806
807	pxAdj = displayWidth ? (x VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
808	/ (LONG) displayWidth: 0;
809	pyAdj = displayHeight ? (y VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
810	/ (LONG) displayHeight: 0;
811	}
812	else
813	{
814	int32_t x1, y1, x2, y2;
815	/* Takes the display lock */
816	pDisplay->i_getFramebufferDimensions(&x1, &y1, &x2, &y2);
817	pxAdj = x1 < x2 ? ((x - x1) VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
818	/ (x2 - x1) : 0;
819	pyAdj = y1 < y2 ? ((y - y1) VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
820	/ (y2 - y1) : 0;
821	if ( *pxAdj < VMMDEV_MOUSE_RANGE_MIN
822	\|\| *pxAdj > VMMDEV_MOUSE_RANGE_MAX
823	\|\| *pyAdj < VMMDEV_MOUSE_RANGE_MIN
824	\|\| *pyAdj > VMMDEV_MOUSE_RANGE_MAX)
825	if (pfValid)
826	*pfValid = false;
827	}
828	return S_OK;
829	}
830
831
832	/**
833	* Send an absolute mouse event to the VM. This requires either VirtualBox-
834	* specific drivers installed in the guest or absolute pointing device
835	* emulation.
836	* @note the VMMDev capability change is so that the guest knows we are sending
837	* dummy events over the PS/2 device to signal the arrival of new
838	* absolute pointer data, and not pointer real movement data
839	* @note all calls out of this object are made with no locks held!
840	*
841	* @returns COM status code
842	* @param x X position (pixel), starting from 1
843	* @param y Y position (pixel), starting from 1
844	* @param dz Z movement
845	* @param dw mouse wheel movement
846	* @param aButtonState The mouse button state
847	*/
848	HRESULT Mouse::putMouseEventAbsolute(LONG x, LONG y, LONG dz, LONG dw,
849	LONG aButtonState)
850	{
851	LogRel3(("%s: x=%d, y=%d, dz=%d, dw=%d, fButtons=0x%x\n",
852	__PRETTY_FUNCTION__, x, y, dz, dw, aButtonState));
853
854	int32_t xAdj, yAdj;
855	uint32_t fButtonsAdj;
856	bool fValid;
857
858	/** @todo the front end should do this conversion to avoid races */
859	/** @note Or maybe not... races are pretty inherent in everything done in
860	* this object and not really bad as far as I can see. */
861	HRESULT rc = i_convertDisplayRes(x, y, &xAdj, &yAdj, &fValid);
862	if (FAILED(rc)) return rc;
863
864	fButtonsAdj = i_mouseButtonsToPDM(aButtonState);
865	/* If we are doing old-style (IRQ-less) absolute reporting to the VMM
866	* device then make sure the guest is aware of it, so that it knows to
867	* ignore relative movement on the PS/2 device. */
868	i_updateVMMDevMouseCaps(VMMDEV_MOUSE_HOST_WANTS_ABSOLUTE, 0);
869	if (fValid)
870	{
871	rc = i_reportAbsEventToInputDevices(xAdj, yAdj, dz, dw, fButtonsAdj,
872	RT_BOOL(mfVMMDevGuestCaps & VMMDEV_MOUSE_NEW_PROTOCOL));
873	if (FAILED(rc)) return rc;
874
875	i_fireMouseEvent(true, x, y, dz, dw, aButtonState);
876	}
877	rc = i_reportAbsEventToDisplayDevice(x, y);
878
879	return rc;
880	}
881
882	/**
883	* Send a multi-touch event. This requires multi-touch pointing device emulation.
884	* @note all calls out of this object are made with no locks held!
885	*
886	* @returns COM status code.
887	* @param aCount Number of contacts.
888	* @param aContacts Information about each contact.
889	* @param aScanTime Timestamp.
890	*/
891	HRESULT Mouse::putEventMultiTouch(LONG aCount,
892	const std::vector<LONG64> &aContacts,
893	ULONG aScanTime)
894	{
895	LogRel3(("%s: aCount %d(actual %d), aScanTime %u\n",
896	__FUNCTION__, aCount, aContacts.size(), aScanTime));
897
898	HRESULT rc = S_OK;
899
900	if ((LONG)aContacts.size() >= aCount)
901	{
902	const LONG64 *paContacts = aCount > 0? &aContacts.front(): NULL;
903
904	rc = i_putEventMultiTouch(aCount, paContacts, aScanTime);
905	}
906	else
907	{
908	rc = E_INVALIDARG;
909	}
910
911	return rc;
912	}
913
914	/**
915	* Send a multi-touch event. Version for scripting languages.
916	*
917	* @returns COM status code.
918	* @param aCount Number of contacts.
919	* @param aContacts Information about each contact.
920	* @param aScanTime Timestamp.
921	*/
922	HRESULT Mouse::putEventMultiTouchString(LONG aCount,
923	const com::Utf8Str &aContacts,
924	ULONG aScanTime)
925	{
926	/** @todo implement: convert the string to LONG64 array and call putEventMultiTouch. */
927	NOREF(aCount);
928	NOREF(aContacts);
929	NOREF(aScanTime);
930	return E_NOTIMPL;
931	}
932
933
934	// private methods
935	/////////////////////////////////////////////////////////////////////////////
936
937	/* Used by PutEventMultiTouch and PutEventMultiTouchString. */
938	HRESULT Mouse::i_putEventMultiTouch(LONG aCount,
939	const LONG64 *paContacts,
940	ULONG aScanTime)
941	{
942	if (aCount >= 256)
943	{
944	return E_INVALIDARG;
945	}
946
947	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
948	ComAssertRet(pDisplay, E_FAIL);
949
950	/* Touch events are mapped to the primary monitor, because the emulated USB
951	* touchscreen device is associated with one (normally the primary) screen in the guest.
952	*/
953	ULONG uScreenId = 0;
954
955	ULONG cWidth = 0;
956	ULONG cHeight = 0;
957	ULONG cBPP = 0;
958	LONG xOrigin = 0;
959	LONG yOrigin = 0;
960	HRESULT rc = pDisplay->i_getScreenResolution(uScreenId, &cWidth, &cHeight, &cBPP, &xOrigin, &yOrigin);
961	NOREF(cBPP);
962	ComAssertComRCRetRC(rc);
963
964	uint64_t* pau64Contacts = NULL;
965	uint8_t cContacts = 0;
966
967	/* Deliver 0 contacts too, touch device may use this to reset the state. */
968	if (aCount > 0)
969	{
970	/* Create a copy with converted coords. */
971	pau64Contacts = (uint64_t )RTMemTmpAlloc(aCount sizeof(uint64_t));
972	if (pau64Contacts)
973	{
974	int32_t x1 = xOrigin;
975	int32_t y1 = yOrigin;
976	int32_t x2 = x1 + cWidth;
977	int32_t y2 = y1 + cHeight;
978
979	LogRel3(("%s: screen [%d] %d,%d %d,%d\n",
980	__FUNCTION__, uScreenId, x1, y1, x2, y2));
981
982	LONG i;
983	for (i = 0; i < aCount; i++)
984	{
985	uint32_t u32Lo = RT_LO_U32(paContacts[i]);
986	uint32_t u32Hi = RT_HI_U32(paContacts[i]);
987	int32_t x = (int16_t)u32Lo;
988	int32_t y = (int16_t)(u32Lo >> 16);
989	uint8_t contactId = RT_BYTE1(u32Hi);
990	bool fInContact = (RT_BYTE2(u32Hi) & 0x1) != 0;
991	bool fInRange = (RT_BYTE2(u32Hi) & 0x2) != 0;
992
993	LogRel3(("%s: [%d] %d,%d id %d, inContact %d, inRange %d\n",
994	__FUNCTION__, i, x, y, contactId, fInContact, fInRange));
995
996	/* x1,y1 are inclusive and x2,y2 are exclusive,
997	* while x,y start from 1 and are inclusive.
998	*/
999	if (x <= x1 \|\| x > x2 \|\| y <= y1 \|\| y > y2)
1000	{
1001	/* Out of range. Skip the contact. */
1002	continue;
1003	}
1004
1005	int32_t xAdj = x1 < x2? ((x - 1 - x1) * VMMDEV_MOUSE_RANGE) / (x2 - x1) : 0;
1006	int32_t yAdj = y1 < y2? ((y - 1 - y1) * VMMDEV_MOUSE_RANGE) / (y2 - y1) : 0;
1007
1008	bool fValid = ( xAdj >= VMMDEV_MOUSE_RANGE_MIN
1009	&& xAdj <= VMMDEV_MOUSE_RANGE_MAX
1010	&& yAdj >= VMMDEV_MOUSE_RANGE_MIN
1011	&& yAdj <= VMMDEV_MOUSE_RANGE_MAX);
1012
1013	if (fValid)
1014	{
1015	uint8_t fu8 = (uint8_t)( (fInContact? 0x01: 0x00)
1016	\| (fInRange? 0x02: 0x00));
1017	pau64Contacts[cContacts] = RT_MAKE_U64_FROM_U16((uint16_t)xAdj,
1018	(uint16_t)yAdj,
1019	RT_MAKE_U16(contactId, fu8),
1020	0);
1021	cContacts++;
1022	}
1023	}
1024	}
1025	else
1026	{
1027	rc = E_OUTOFMEMORY;
1028	}
1029	}
1030
1031	if (SUCCEEDED(rc))
1032	{
1033	rc = i_reportMultiTouchEventToDevice(cContacts, cContacts? pau64Contacts: NULL, (uint32_t)aScanTime);
1034
1035	/* Send the original contact information. */
1036	i_fireMultiTouchEvent(cContacts, cContacts? paContacts: NULL, (uint32_t)aScanTime);
1037	}
1038
1039	RTMemTmpFree(pau64Contacts);
1040
1041	return rc;
1042	}
1043
1044
1045	/** Does the guest currently rely on the host to draw the mouse cursor or
1046	* can it switch to doing it itself in software? */
1047	bool Mouse::i_guestNeedsHostCursor(void)
1048	{
1049	return RT_BOOL(mfVMMDevGuestCaps & VMMDEV_MOUSE_GUEST_NEEDS_HOST_CURSOR);
1050	}
1051
1052
1053	/** Check what sort of reporting can be done using the devices currently
1054	* enabled. Does not consider the VMM device.
1055	*
1056	* @param pfAbs supports absolute mouse coordinates.
1057	* @param pfRel supports relative mouse coordinates.
1058	* @param pfMT supports multitouch.
1059	*/
1060	void Mouse::i_getDeviceCaps(bool pfAbs, bool pfRel, bool *pfMT)
1061	{
1062	bool fAbsDev = false;
1063	bool fRelDev = false;
1064	bool fMTDev = false;
1065
1066	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
1067
1068	for (unsigned i = 0; i < MOUSE_MAX_DEVICES; ++i)
1069	if (mpDrv[i])
1070	{
1071	if (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_ABSOLUTE)
1072	fAbsDev = true;
1073	if (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_RELATIVE)
1074	fRelDev = true;
1075	if (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_MULTI_TOUCH)
1076	fMTDev = true;
1077	}
1078	if (pfAbs)
1079	*pfAbs = fAbsDev;
1080	if (pfRel)
1081	*pfRel = fRelDev;
1082	if (pfMT)
1083	*pfMT = fMTDev;
1084	}
1085
1086
1087	/** Does the VMM device currently support absolute reporting? */
1088	bool Mouse::i_vmmdevCanAbs(void)
1089	{
1090	bool fRelDev;
1091
1092	i_getDeviceCaps(NULL, &fRelDev, NULL);
1093	return (mfVMMDevGuestCaps & VMMDEV_MOUSE_GUEST_CAN_ABSOLUTE)
1094	&& fRelDev;
1095	}
1096
1097
1098	/** Does the VMM device currently support absolute reporting? */
1099	bool Mouse::i_deviceCanAbs(void)
1100	{
1101	bool fAbsDev;
1102
1103	i_getDeviceCaps(&fAbsDev, NULL, NULL);
1104	return fAbsDev;
1105	}
1106
1107
1108	/** Can we currently send relative events to the guest? */
1109	bool Mouse::i_supportsRel(void)
1110	{
1111	bool fRelDev;
1112
1113	i_getDeviceCaps(NULL, &fRelDev, NULL);
1114	return fRelDev;
1115	}
1116
1117
1118	/** Can we currently send absolute events to the guest? */
1119	bool Mouse::i_supportsAbs(void)
1120	{
1121	bool fAbsDev;
1122
1123	i_getDeviceCaps(&fAbsDev, NULL, NULL);
1124	return fAbsDev \|\| i_vmmdevCanAbs();
1125	}
1126
1127
1128	/** Can we currently send absolute events to the guest? */
1129	bool Mouse::i_supportsMT(void)
1130	{
1131	bool fMTDev;
1132
1133	i_getDeviceCaps(NULL, NULL, &fMTDev);
1134	return fMTDev;
1135	}
1136
1137
1138	/** Check what sort of reporting can be done using the devices currently
1139	* enabled (including the VMM device) and notify the guest and the front-end.
1140	*/
1141	void Mouse::i_sendMouseCapsNotifications(void)
1142	{
1143	bool fRelDev, fMTDev, fCanAbs, fNeedsHostCursor;
1144
1145	{
1146	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
1147
1148	i_getDeviceCaps(NULL, &fRelDev, &fMTDev);
1149	fCanAbs = i_supportsAbs();
1150	fNeedsHostCursor = i_guestNeedsHostCursor();
1151	}
1152	mParent->i_onMouseCapabilityChange(fCanAbs, fRelDev, fMTDev, fNeedsHostCursor);
1153	}
1154
1155
1156	/**
1157	* @interface_method_impl{PDMIMOUSECONNECTOR,pfnReportModes}
1158	* A virtual device is notifying us about its current state and capabilities
1159	*/
1160	DECLCALLBACK(void) Mouse::i_mouseReportModes(PPDMIMOUSECONNECTOR pInterface, bool fRelative,
1161	bool fAbsolute, bool fMultiTouch)
1162	{
1163	PDRVMAINMOUSE pDrv = RT_FROM_MEMBER(pInterface, DRVMAINMOUSE, IConnector);
1164	if (fRelative)
1165	pDrv->u32DevCaps \|= MOUSE_DEVCAP_RELATIVE;
1166	else
1167	pDrv->u32DevCaps &= ~MOUSE_DEVCAP_RELATIVE;
1168	if (fAbsolute)
1169	pDrv->u32DevCaps \|= MOUSE_DEVCAP_ABSOLUTE;
1170	else
1171	pDrv->u32DevCaps &= ~MOUSE_DEVCAP_ABSOLUTE;
1172	if (fMultiTouch)
1173	pDrv->u32DevCaps \|= MOUSE_DEVCAP_MULTI_TOUCH;
1174	else
1175	pDrv->u32DevCaps &= ~MOUSE_DEVCAP_MULTI_TOUCH;
1176
1177	pDrv->pMouse->i_sendMouseCapsNotifications();
1178	}
1179
1180
1181	/**
1182	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
1183	*/
1184	DECLCALLBACK(void ) Mouse::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
1185	{
1186	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
1187	PDRVMAINMOUSE pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
1188
1189	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
1190	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIMOUSECONNECTOR, &pDrv->IConnector);
1191	return NULL;
1192	}
1193
1194
1195	/**
1196	* Destruct a mouse driver instance.
1197	*
1198	* @returns VBox status code.
1199	* @param pDrvIns The driver instance data.
1200	*/
1201	DECLCALLBACK(void) Mouse::i_drvDestruct(PPDMDRVINS pDrvIns)
1202	{
1203	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
1204	PDRVMAINMOUSE pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
1205	LogFlow(("Mouse::drvDestruct: iInstance=%d\n", pDrvIns->iInstance));
1206
1207	if (pThis->pMouse)
1208	{
1209	AutoWriteLock mouseLock(pThis->pMouse COMMA_LOCKVAL_SRC_POS);
1210	for (unsigned cDev = 0; cDev < MOUSE_MAX_DEVICES; ++cDev)
1211	if (pThis->pMouse->mpDrv[cDev] == pThis)
1212	{
1213	pThis->pMouse->mpDrv[cDev] = NULL;
1214	break;
1215	}
1216	}
1217	}
1218
1219
1220	/**
1221	* Construct a mouse driver instance.
1222	*
1223	* @copydoc FNPDMDRVCONSTRUCT
1224	*/
1225	DECLCALLBACK(int) Mouse::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
1226	{
1227	RT_NOREF(fFlags);
1228	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
1229	PDRVMAINMOUSE pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
1230	LogFlow(("drvMainMouse_Construct: iInstance=%d\n", pDrvIns->iInstance));
1231
1232	/*
1233	* Validate configuration.
1234	*/
1235	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
1236	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
1237	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
1238	("Configuration error: Not possible to attach anything to this driver!\n"),
1239	VERR_PDM_DRVINS_NO_ATTACH);
1240
1241	/*
1242	* IBase.
1243	*/
1244	pDrvIns->IBase.pfnQueryInterface = Mouse::i_drvQueryInterface;
1245
1246	pThis->IConnector.pfnReportModes = Mouse::i_mouseReportModes;
1247
1248	/*
1249	* Get the IMousePort interface of the above driver/device.
1250	*/
1251	pThis->pUpPort = (PPDMIMOUSEPORT)pDrvIns->pUpBase->pfnQueryInterface(pDrvIns->pUpBase, PDMIMOUSEPORT_IID);
1252	if (!pThis->pUpPort)
1253	{
1254	AssertMsgFailed(("Configuration error: No mouse port interface above!\n"));
1255	return VERR_PDM_MISSING_INTERFACE_ABOVE;
1256	}
1257
1258	/*
1259	* Get the Mouse object pointer and update the mpDrv member.
1260	*/
1261	void *pv;
1262	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
1263	if (RT_FAILURE(rc))
1264	{
1265	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
1266	return rc;
1267	}
1268	pThis->pMouse = (Mouse )pv; /* @todo Check this cast! */
1269	unsigned cDev;
1270	{
1271	AutoWriteLock mouseLock(pThis->pMouse COMMA_LOCKVAL_SRC_POS);
1272
1273	for (cDev = 0; cDev < MOUSE_MAX_DEVICES; ++cDev)
1274	if (!pThis->pMouse->mpDrv[cDev])
1275	{
1276	pThis->pMouse->mpDrv[cDev] = pThis;
1277	break;
1278	}
1279	}
1280	if (cDev == MOUSE_MAX_DEVICES)
1281	return VERR_NO_MORE_HANDLES;
1282
1283	return VINF_SUCCESS;
1284	}
1285
1286
1287	/**
1288	* Main mouse driver registration record.
1289	*/
1290	const PDMDRVREG Mouse::DrvReg =
1291	{
1292	/* u32Version */
1293	PDM_DRVREG_VERSION,
1294	/* szName */
1295	"MainMouse",
1296	/* szRCMod */
1297	"",
1298	/* szR0Mod */
1299	"",
1300	/* pszDescription */
1301	"Main mouse driver (Main as in the API).",
1302	/* fFlags */
1303	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
1304	/* fClass. */
1305	PDM_DRVREG_CLASS_MOUSE,
1306	/* cMaxInstances */
1307	~0U,
1308	/* cbInstance */
1309	sizeof(DRVMAINMOUSE),
1310	/* pfnConstruct */
1311	Mouse::i_drvConstruct,
1312	/* pfnDestruct */
1313	Mouse::i_drvDestruct,
1314	/* pfnRelocate */
1315	NULL,
1316	/* pfnIOCtl */
1317	NULL,
1318	/* pfnPowerOn */
1319	NULL,
1320	/* pfnReset */
1321	NULL,
1322	/* pfnSuspend */
1323	NULL,
1324	/* pfnResume */
1325	NULL,
1326	/* pfnAttach */
1327	NULL,
1328	/* pfnDetach */
1329	NULL,
1330	/* pfnPowerOff */
1331	NULL,
1332	/* pfnSoftReset */
1333	NULL,
1334	/* u32EndVersion */
1335	PDM_DRVREG_VERSION
1336	};
1337	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/MouseImpl.cpp@ 67914

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