From 3319741e6f9fc3232eb40462a261271b9af2dcb2 Mon Sep 17 00:00:00 2001 From: marha Date: Thu, 20 May 2010 07:07:37 +0000 Subject: xserver git update 20/5/2010 --- xorg-server/include/inputstr.h | 1206 ++++++++++++++++++++-------------------- 1 file changed, 607 insertions(+), 599 deletions(-) (limited to 'xorg-server/include/inputstr.h') diff --git a/xorg-server/include/inputstr.h b/xorg-server/include/inputstr.h index 6da3f38e4..fa21c7b3a 100644 --- a/xorg-server/include/inputstr.h +++ b/xorg-server/include/inputstr.h @@ -1,599 +1,607 @@ -/************************************************************ - -Copyright 1987, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - - -Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation, and that the name of Digital not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR -ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, -WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, -ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS -SOFTWARE. - -********************************************************/ - - -#ifndef INPUTSTRUCT_H -#define INPUTSTRUCT_H - -#include "input.h" -#include "window.h" -#include "dixstruct.h" -#include "cursorstr.h" -#include "geext.h" -#include "privates.h" - -#define BitIsOn(ptr, bit) (((BYTE *) (ptr))[(bit)>>3] & (1 << ((bit) & 7))) -#define SetBit(ptr, bit) (((BYTE *) (ptr))[(bit)>>3] |= (1 << ((bit) & 7))) -#define ClearBit(ptr, bit) (((BYTE *)(ptr))[(bit)>>3] &= ~(1 << ((bit) & 7))) - -#define SameClient(obj,client) \ - (CLIENT_BITS((obj)->resource) == (client)->clientAsMask) - -#define EMASKSIZE MAXDEVICES + 2 - -/* This is the last XI2 event supported by the server. If you add - * events to the protocol, the server will not support these events until - * this number here is bumped. - */ -#define XI2LASTEVENT 17 /* XI_RawMotion */ -#define XI2MASKSIZE ((XI2LASTEVENT + 7)/8) /* no of bits for masks */ - -/** - * This struct stores the core event mask for each client except the client - * that created the window. - * - * Each window that has events selected from other clients has at least one of - * these masks. If multiple clients selected for events on the same window, - * these masks are in a linked list. - * - * The event mask for the client that created the window is stored in - * win->eventMask instead. - * - * The resource id is simply a fake client ID to associate this mask with a - * client. - * - * Kludge: OtherClients and InputClients must be compatible, see code. - */ -typedef struct _OtherClients { - OtherClientsPtr next; /**< Pointer to the next mask */ - XID resource; /**< id for putting into resource manager */ - Mask mask; /**< Core event mask */ -} OtherClients; - -/** - * This struct stores the XI event mask for each client. - * - * Each window that has events selected has at least one of these masks. If - * multiple client selected for events on the same window, these masks are in - * a linked list. - */ -typedef struct _InputClients { - InputClientsPtr next; /**< Pointer to the next mask */ - XID resource; /**< id for putting into resource manager */ - Mask mask[EMASKSIZE]; /**< Actual XI event mask, deviceid is index */ - /** XI2 event masks. One per device, each bit is a mask of (1 << type) */ - unsigned char xi2mask[EMASKSIZE][XI2MASKSIZE]; -} InputClients; - -/** - * Combined XI event masks from all devices. - * - * This is the XI equivalent of the deliverableEvents, eventMask and - * dontPropagate mask of the WindowRec (or WindowOptRec). - * - * A window that has an XI client selecting for events has exactly one - * OtherInputMasks struct and exactly one InputClients struct hanging off - * inputClients. Each further client appends to the inputClients list. - * Each Mask field is per-device, with the device id as the index. - * Exception: for non-device events (Presence events), the MAXDEVICES - * deviceid is used. - */ -typedef struct _OtherInputMasks { - /** - * Bitwise OR of all masks by all clients and the window's parent's masks. - */ - Mask deliverableEvents[EMASKSIZE]; - /** - * Bitwise OR of all masks by all clients on this window. - */ - Mask inputEvents[EMASKSIZE]; - /** The do-not-propagate masks for each device. */ - Mask dontPropagateMask[EMASKSIZE]; - /** The clients that selected for events */ - InputClientsPtr inputClients; - /* XI2 event masks. One per device, each bit is a mask of (1 << type) */ - unsigned char xi2mask[EMASKSIZE][XI2MASKSIZE]; -} OtherInputMasks; - -/* - * The following structure gets used for both active and passive grabs. For - * active grabs some of the fields (e.g. modifiers) are not used. However, - * that is not much waste since there aren't many active grabs (one per - * keyboard/pointer device) going at once in the server. - */ - -#define MasksPerDetailMask 8 /* 256 keycodes and 256 possible - modifier combinations, but only - 3 buttons. */ - -typedef struct _DetailRec { /* Grab details may be bit masks */ - unsigned int exact; - Mask *pMask; -} DetailRec; - -typedef enum { - GRABTYPE_CORE, - GRABTYPE_XI, - GRABTYPE_XI2 -} GrabType; - -union _GrabMask { - Mask core; - Mask xi; - char xi2mask[EMASKSIZE][XI2MASKSIZE]; -}; - -/** - * Central struct for device grabs. - * The same struct is used for both core grabs and device grabs, with - * different fields being set. - * If the grab is a core grab (GrabPointer/GrabKeyboard), then the eventMask - * is a combination of standard event masks (i.e. PointerMotionMask | - * ButtonPressMask). - * If the grab is a device grab (GrabDevice), then the eventMask is a - * combination of event masks for a given XI event type (see SetEventInfo). - * - * If the grab is a result of a ButtonPress, then eventMask is the core mask - * and deviceMask is set to the XI event mask for the grab. - */ -typedef struct _GrabRec { - GrabPtr next; /* for chain of passive grabs */ - XID resource; - DeviceIntPtr device; - WindowPtr window; - unsigned ownerEvents:1; - unsigned keyboardMode:1; - unsigned pointerMode:1; - GrabType grabtype; - CARD8 type; /* event type */ - DetailRec modifiersDetail; - DeviceIntPtr modifierDevice; - DetailRec detail; /* key or button */ - WindowPtr confineTo; /* always NULL for keyboards */ - CursorPtr cursor; /* always NULL for keyboards */ - Mask eventMask; - Mask deviceMask; - /* XI2 event masks. One per device, each bit is a mask of (1 << type) */ - unsigned char xi2mask[EMASKSIZE][XI2MASKSIZE]; -} GrabRec; - -typedef struct _KeyClassRec { - int sourceid; - CARD8 down[DOWN_LENGTH]; - CARD8 postdown[DOWN_LENGTH]; - int modifierKeyCount[8]; - struct _XkbSrvInfo *xkbInfo; -} KeyClassRec, *KeyClassPtr; - -typedef struct _AxisInfo { - int resolution; - int min_resolution; - int max_resolution; - int min_value; - int max_value; - Atom label; -} AxisInfo, *AxisInfoPtr; - -typedef struct _ValuatorAccelerationRec { - int number; - PointerAccelSchemeProc AccelSchemeProc; - void *accelData; /* at disposal of AccelScheme */ - DeviceCallbackProc AccelCleanupProc; -} ValuatorAccelerationRec, *ValuatorAccelerationPtr; - -typedef struct _ValuatorClassRec { - int sourceid; - int numMotionEvents; - int first_motion; - int last_motion; - void *motion; /* motion history buffer. Different layout - for MDs and SDs!*/ - WindowPtr motionHintWindow; - - AxisInfoPtr axes; - unsigned short numAxes; - double *axisVal; /* always absolute, but device-coord system */ - CARD8 mode; - ValuatorAccelerationRec accelScheme; -} ValuatorClassRec, *ValuatorClassPtr; - -typedef struct _ButtonClassRec { - int sourceid; - CARD8 numButtons; - CARD8 buttonsDown; /* number of buttons currently down - This counts logical buttons, not - physical ones, i.e if some buttons - are mapped to 0, they're not counted - here */ - unsigned short state; - Mask motionMask; - CARD8 down[DOWN_LENGTH]; - CARD8 postdown[DOWN_LENGTH]; - CARD8 map[MAP_LENGTH]; - union _XkbAction *xkb_acts; - Atom labels[MAX_BUTTONS]; -} ButtonClassRec, *ButtonClassPtr; - -typedef struct _FocusClassRec { - int sourceid; - WindowPtr win; /* May be set to a int constant (e.g. PointerRootWin)! */ - int revert; - TimeStamp time; - WindowPtr *trace; - int traceSize; - int traceGood; -} FocusClassRec, *FocusClassPtr; - -typedef struct _ProximityClassRec { - int sourceid; - char pad; -} ProximityClassRec, *ProximityClassPtr; - -typedef struct _AbsoluteClassRec { - int sourceid; - /* Calibration. */ - int min_x; - int max_x; - int min_y; - int max_y; - int flip_x; - int flip_y; - int rotation; - int button_threshold; - - /* Area. */ - int offset_x; - int offset_y; - int width; - int height; - int screen; - XID following; -} AbsoluteClassRec, *AbsoluteClassPtr; - -typedef struct _KbdFeedbackClassRec *KbdFeedbackPtr; -typedef struct _PtrFeedbackClassRec *PtrFeedbackPtr; -typedef struct _IntegerFeedbackClassRec *IntegerFeedbackPtr; -typedef struct _StringFeedbackClassRec *StringFeedbackPtr; -typedef struct _BellFeedbackClassRec *BellFeedbackPtr; -typedef struct _LedFeedbackClassRec *LedFeedbackPtr; - -typedef struct _KbdFeedbackClassRec { - BellProcPtr BellProc; - KbdCtrlProcPtr CtrlProc; - KeybdCtrl ctrl; - KbdFeedbackPtr next; - struct _XkbSrvLedInfo *xkb_sli; -} KbdFeedbackClassRec; - -typedef struct _PtrFeedbackClassRec { - PtrCtrlProcPtr CtrlProc; - PtrCtrl ctrl; - PtrFeedbackPtr next; -} PtrFeedbackClassRec; - -typedef struct _IntegerFeedbackClassRec { - IntegerCtrlProcPtr CtrlProc; - IntegerCtrl ctrl; - IntegerFeedbackPtr next; -} IntegerFeedbackClassRec; - -typedef struct _StringFeedbackClassRec { - StringCtrlProcPtr CtrlProc; - StringCtrl ctrl; - StringFeedbackPtr next; -} StringFeedbackClassRec; - -typedef struct _BellFeedbackClassRec { - BellProcPtr BellProc; - BellCtrlProcPtr CtrlProc; - BellCtrl ctrl; - BellFeedbackPtr next; -} BellFeedbackClassRec; - -typedef struct _LedFeedbackClassRec { - LedCtrlProcPtr CtrlProc; - LedCtrl ctrl; - LedFeedbackPtr next; - struct _XkbSrvLedInfo *xkb_sli; -} LedFeedbackClassRec; - - -typedef struct _ClassesRec { - KeyClassPtr key; - ValuatorClassPtr valuator; - ButtonClassPtr button; - FocusClassPtr focus; - ProximityClassPtr proximity; - AbsoluteClassPtr absolute; - KbdFeedbackPtr kbdfeed; - PtrFeedbackPtr ptrfeed; - IntegerFeedbackPtr intfeed; - StringFeedbackPtr stringfeed; - BellFeedbackPtr bell; - LedFeedbackPtr leds; -} ClassesRec; - - -/** - * Sprite information for a device. - */ -typedef struct { - CursorPtr current; - BoxRec hotLimits; /* logical constraints of hot spot */ - Bool confined; /* confined to screen */ - RegionPtr hotShape; /* additional logical shape constraint */ - BoxRec physLimits; /* physical constraints of hot spot */ - WindowPtr win; /* window of logical position */ - HotSpot hot; /* logical pointer position */ - HotSpot hotPhys; /* physical pointer position */ -#ifdef PANORAMIX - ScreenPtr screen; /* all others are in Screen 0 coordinates */ - RegionRec Reg1; /* Region 1 for confining motion */ - RegionRec Reg2; /* Region 2 for confining virtual motion */ - WindowPtr windows[MAXSCREENS]; - WindowPtr confineWin; /* confine window */ -#endif - /* The window trace information is used at dix/events.c to avoid having - * to compute all the windows between the root and the current pointer - * window each time a button or key goes down. The grabs on each of those - * windows must be checked. - * spriteTraces should only be used at dix/events.c! */ - WindowPtr *spriteTrace; - int spriteTraceSize; - int spriteTraceGood; - - /* Due to delays between event generation and event processing, it is - * possible that the pointer has crossed screen boundaries between the - * time in which it begins generating events and the time when - * those events are processed. - * - * pEnqueueScreen: screen the pointer was on when the event was generated - * pDequeueScreen: screen the pointer was on when the event is processed - */ - ScreenPtr pEnqueueScreen; - ScreenPtr pDequeueScreen; - -} SpriteRec, *SpritePtr; - -/* Device properties */ -typedef struct _XIPropertyValue -{ - Atom type; /* ignored by server */ - short format; /* format of data for swapping - 8,16,32 */ - long size; /* size of data in (format/8) bytes */ - pointer data; /* private to client */ -} XIPropertyValueRec; - -typedef struct _XIProperty -{ - struct _XIProperty *next; - Atom propertyName; - BOOL deletable; /* clients can delete this prop? */ - XIPropertyValueRec value; -} XIPropertyRec; - -typedef XIPropertyRec *XIPropertyPtr; -typedef XIPropertyValueRec *XIPropertyValuePtr; - - -typedef struct _XIPropertyHandler -{ - struct _XIPropertyHandler* next; - long id; - int (*SetProperty) (DeviceIntPtr dev, - Atom property, - XIPropertyValuePtr prop, - BOOL checkonly); - int (*GetProperty) (DeviceIntPtr dev, - Atom property); - int (*DeleteProperty) (DeviceIntPtr dev, - Atom property); -} XIPropertyHandler, *XIPropertyHandlerPtr; - -/* states for devices */ - -#define NOT_GRABBED 0 -#define THAWED 1 -#define THAWED_BOTH 2 /* not a real state */ -#define FREEZE_NEXT_EVENT 3 -#define FREEZE_BOTH_NEXT_EVENT 4 -#define FROZEN 5 /* any state >= has device frozen */ -#define FROZEN_NO_EVENT 5 -#define FROZEN_WITH_EVENT 6 -#define THAW_OTHERS 7 - - -typedef struct _GrabInfoRec { - TimeStamp grabTime; - Bool fromPassiveGrab; /* true if from passive grab */ - Bool implicitGrab; /* implicit from ButtonPress */ - GrabRec activeGrab; - GrabPtr grab; - CARD8 activatingKey; - void (*ActivateGrab) ( - DeviceIntPtr /*device*/, - GrabPtr /*grab*/, - TimeStamp /*time*/, - Bool /*autoGrab*/); - void (*DeactivateGrab)( - DeviceIntPtr /*device*/); - struct { - Bool frozen; - int state; - GrabPtr other; /* if other grab has this frozen */ - DeviceEvent *event; /* saved to be replayed */ - } sync; -} GrabInfoRec, *GrabInfoPtr; - -typedef struct _SpriteInfoRec { - /* sprite must always point to a valid sprite. For devices sharing the - * sprite, let sprite point to a paired spriteOwner's sprite. */ - SpritePtr sprite; /* sprite information */ - Bool spriteOwner; /* True if device owns the sprite */ - DeviceIntPtr paired; /* The paired device. Keyboard if - spriteOwner is TRUE, otherwise the - pointer that owns the sprite. */ -} SpriteInfoRec, *SpriteInfoPtr; - -/* device types */ -#define MASTER_POINTER 1 -#define MASTER_KEYBOARD 2 -#define SLAVE 3 - -typedef struct _DeviceIntRec { - DeviceRec public; - DeviceIntPtr next; - Bool startup; /* true if needs to be turned on at - server intialization time */ - DeviceProc deviceProc; /* proc(DevicePtr, DEVICE_xx). It is - used to initialize, turn on, or - turn off the device */ - Bool inited; /* TRUE if INIT returns Success */ - Bool enabled; /* TRUE if ON returns Success */ - Bool coreEvents; /* TRUE if device also sends core */ - GrabInfoRec deviceGrab; /* grab on the device */ - int type; /* MASTER_POINTER, MASTER_KEYBOARD, SLAVE */ - Atom xinput_type; - char *name; - int id; - KeyClassPtr key; - ValuatorClassPtr valuator; - ButtonClassPtr button; - FocusClassPtr focus; - ProximityClassPtr proximity; - AbsoluteClassPtr absolute; - KbdFeedbackPtr kbdfeed; - PtrFeedbackPtr ptrfeed; - IntegerFeedbackPtr intfeed; - StringFeedbackPtr stringfeed; - BellFeedbackPtr bell; - LedFeedbackPtr leds; - struct _XkbInterest *xkb_interest; - char *config_info; /* used by the hotplug layer */ - ClassesPtr unused_classes; /* for master devices */ - int saved_master_id; /* for slaves while grabbed */ - PrivateRec *devPrivates; - DeviceUnwrapProc unwrapProc; - SpriteInfoPtr spriteInfo; - union { - DeviceIntPtr master; /* master device */ - DeviceIntPtr lastSlave; /* last slave device used */ - } u; - - /* last valuator values recorded, not posted to client; - * for slave devices, valuators is in device coordinates - * for master devices, valuators is in screen coordinates - * see dix/getevents.c - * remainder supports acceleration - */ - struct { - int valuators[MAX_VALUATORS]; - float remainder[MAX_VALUATORS]; - int numValuators; - DeviceIntPtr slave; - } last; - - /* Input device property handling. */ - struct { - XIPropertyPtr properties; - XIPropertyHandlerPtr handlers; /* NULL-terminated */ - } properties; -} DeviceIntRec; - -typedef struct { - int numDevices; /* total number of devices */ - DeviceIntPtr devices; /* all devices turned on */ - DeviceIntPtr off_devices; /* all devices turned off */ - DeviceIntPtr keyboard; /* the main one for the server */ - DeviceIntPtr pointer; - DeviceIntPtr all_devices; - DeviceIntPtr all_master_devices; -} InputInfo; - -extern _X_EXPORT InputInfo inputInfo; - -/* for keeping the events for devices grabbed synchronously */ -typedef struct _QdEvent *QdEventPtr; -typedef struct _QdEvent { - QdEventPtr next; - DeviceIntPtr device; - ScreenPtr pScreen; /* what screen the pointer was on */ - unsigned long months; /* milliseconds is in the event */ - InternalEvent *event; -} QdEventRec; - -/** - * syncEvents is the global structure for queued events. - * - * Devices can be frozen through GrabModeSync pointer grabs. If this is the - * case, events from these devices are added to "pending" instead of being - * processed normally. When the device is unfrozen, events in "pending" are - * replayed and processed as if they would come from the device directly. - */ -typedef struct _EventSyncInfo { - QdEventPtr pending, /**< list of queued events */ - *pendtail; /**< last event in list */ - /** The device to replay events for. Only set in AllowEvents(), in which - * case it is set to the device specified in the request. */ - DeviceIntPtr replayDev; /* kludgy rock to put flag for */ - - /** - * The window the events are supposed to be replayed on. - * This window may be set to the grab's window (but only when - * Replay{Pointer|Keyboard} is given in the XAllowEvents() - * request. */ - WindowPtr replayWin; /* ComputeFreezes */ - /** - * Flag to indicate whether we're in the process of - * replaying events. Only set in ComputeFreezes(). */ - Bool playingEvents; - TimeStamp time; -} EventSyncInfoRec, *EventSyncInfoPtr; - -extern EventSyncInfoRec syncEvents; - -#endif /* INPUTSTRUCT_H */ +/************************************************************ + +Copyright 1987, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +********************************************************/ + + +#ifndef INPUTSTRUCT_H +#define INPUTSTRUCT_H + +#include "input.h" +#include "window.h" +#include "dixstruct.h" +#include "cursorstr.h" +#include "geext.h" +#include "privates.h" + +#define BitIsOn(ptr, bit) (((BYTE *) (ptr))[(bit)>>3] & (1 << ((bit) & 7))) +#define SetBit(ptr, bit) (((BYTE *) (ptr))[(bit)>>3] |= (1 << ((bit) & 7))) +#define ClearBit(ptr, bit) (((BYTE *)(ptr))[(bit)>>3] &= ~(1 << ((bit) & 7))) + +#define SameClient(obj,client) \ + (CLIENT_BITS((obj)->resource) == (client)->clientAsMask) + +#define EMASKSIZE MAXDEVICES + 2 + +/* This is the last XI2 event supported by the server. If you add + * events to the protocol, the server will not support these events until + * this number here is bumped. + */ +#define XI2LASTEVENT 17 /* XI_RawMotion */ +#define XI2MASKSIZE ((XI2LASTEVENT + 7)/8) /* no of bits for masks */ + +/** + * This struct stores the core event mask for each client except the client + * that created the window. + * + * Each window that has events selected from other clients has at least one of + * these masks. If multiple clients selected for events on the same window, + * these masks are in a linked list. + * + * The event mask for the client that created the window is stored in + * win->eventMask instead. + * + * The resource id is simply a fake client ID to associate this mask with a + * client. + * + * Kludge: OtherClients and InputClients must be compatible, see code. + */ +typedef struct _OtherClients { + OtherClientsPtr next; /**< Pointer to the next mask */ + XID resource; /**< id for putting into resource manager */ + Mask mask; /**< Core event mask */ +} OtherClients; + +/** + * This struct stores the XI event mask for each client. + * + * Each window that has events selected has at least one of these masks. If + * multiple client selected for events on the same window, these masks are in + * a linked list. + */ +typedef struct _InputClients { + InputClientsPtr next; /**< Pointer to the next mask */ + XID resource; /**< id for putting into resource manager */ + Mask mask[EMASKSIZE]; /**< Actual XI event mask, deviceid is index */ + /** XI2 event masks. One per device, each bit is a mask of (1 << type) */ + unsigned char xi2mask[EMASKSIZE][XI2MASKSIZE]; +} InputClients; + +/** + * Combined XI event masks from all devices. + * + * This is the XI equivalent of the deliverableEvents, eventMask and + * dontPropagate mask of the WindowRec (or WindowOptRec). + * + * A window that has an XI client selecting for events has exactly one + * OtherInputMasks struct and exactly one InputClients struct hanging off + * inputClients. Each further client appends to the inputClients list. + * Each Mask field is per-device, with the device id as the index. + * Exception: for non-device events (Presence events), the MAXDEVICES + * deviceid is used. + */ +typedef struct _OtherInputMasks { + /** + * Bitwise OR of all masks by all clients and the window's parent's masks. + */ + Mask deliverableEvents[EMASKSIZE]; + /** + * Bitwise OR of all masks by all clients on this window. + */ + Mask inputEvents[EMASKSIZE]; + /** The do-not-propagate masks for each device. */ + Mask dontPropagateMask[EMASKSIZE]; + /** The clients that selected for events */ + InputClientsPtr inputClients; + /* XI2 event masks. One per device, each bit is a mask of (1 << type) */ + unsigned char xi2mask[EMASKSIZE][XI2MASKSIZE]; +} OtherInputMasks; + +/* + * The following structure gets used for both active and passive grabs. For + * active grabs some of the fields (e.g. modifiers) are not used. However, + * that is not much waste since there aren't many active grabs (one per + * keyboard/pointer device) going at once in the server. + */ + +#define MasksPerDetailMask 8 /* 256 keycodes and 256 possible + modifier combinations, but only + 3 buttons. */ + +typedef struct _DetailRec { /* Grab details may be bit masks */ + unsigned int exact; + Mask *pMask; +} DetailRec; + +typedef enum { + GRABTYPE_CORE, + GRABTYPE_XI, + GRABTYPE_XI2 +} GrabType; + +union _GrabMask { + Mask core; + Mask xi; + char xi2mask[EMASKSIZE][XI2MASKSIZE]; +}; + +/** + * Central struct for device grabs. + * The same struct is used for both core grabs and device grabs, with + * different fields being set. + * If the grab is a core grab (GrabPointer/GrabKeyboard), then the eventMask + * is a combination of standard event masks (i.e. PointerMotionMask | + * ButtonPressMask). + * If the grab is a device grab (GrabDevice), then the eventMask is a + * combination of event masks for a given XI event type (see SetEventInfo). + * + * If the grab is a result of a ButtonPress, then eventMask is the core mask + * and deviceMask is set to the XI event mask for the grab. + */ +typedef struct _GrabRec { + GrabPtr next; /* for chain of passive grabs */ + XID resource; + DeviceIntPtr device; + WindowPtr window; + unsigned ownerEvents:1; + unsigned keyboardMode:1; + unsigned pointerMode:1; + GrabType grabtype; + CARD8 type; /* event type */ + DetailRec modifiersDetail; + DeviceIntPtr modifierDevice; + DetailRec detail; /* key or button */ + WindowPtr confineTo; /* always NULL for keyboards */ + CursorPtr cursor; /* always NULL for keyboards */ + Mask eventMask; + Mask deviceMask; + /* XI2 event masks. One per device, each bit is a mask of (1 << type) */ + unsigned char xi2mask[EMASKSIZE][XI2MASKSIZE]; +} GrabRec; + +typedef struct _KeyClassRec { + int sourceid; + CARD8 down[DOWN_LENGTH]; + CARD8 postdown[DOWN_LENGTH]; + int modifierKeyCount[8]; + struct _XkbSrvInfo *xkbInfo; +} KeyClassRec, *KeyClassPtr; + +typedef struct _AxisInfo { + int resolution; + int min_resolution; + int max_resolution; + int min_value; + int max_value; + Atom label; +} AxisInfo, *AxisInfoPtr; + +typedef struct _ValuatorAccelerationRec { + int number; + PointerAccelSchemeProc AccelSchemeProc; + void *accelData; /* at disposal of AccelScheme */ + DeviceCallbackProc AccelCleanupProc; +} ValuatorAccelerationRec, *ValuatorAccelerationPtr; + +typedef struct _ValuatorClassRec { + int sourceid; + int numMotionEvents; + int first_motion; + int last_motion; + void *motion; /* motion history buffer. Different layout + for MDs and SDs!*/ + WindowPtr motionHintWindow; + + AxisInfoPtr axes; + unsigned short numAxes; + double *axisVal; /* always absolute, but device-coord system */ + CARD8 mode; + ValuatorAccelerationRec accelScheme; +} ValuatorClassRec, *ValuatorClassPtr; + +typedef struct _ButtonClassRec { + int sourceid; + CARD8 numButtons; + CARD8 buttonsDown; /* number of buttons currently down + This counts logical buttons, not + physical ones, i.e if some buttons + are mapped to 0, they're not counted + here */ + unsigned short state; + Mask motionMask; + CARD8 down[DOWN_LENGTH]; + CARD8 postdown[DOWN_LENGTH]; + CARD8 map[MAP_LENGTH]; + union _XkbAction *xkb_acts; + Atom labels[MAX_BUTTONS]; +} ButtonClassRec, *ButtonClassPtr; + +typedef struct _FocusClassRec { + int sourceid; + WindowPtr win; /* May be set to a int constant (e.g. PointerRootWin)! */ + int revert; + TimeStamp time; + WindowPtr *trace; + int traceSize; + int traceGood; +} FocusClassRec, *FocusClassPtr; + +typedef struct _ProximityClassRec { + int sourceid; + char pad; +} ProximityClassRec, *ProximityClassPtr; + +typedef struct _AbsoluteClassRec { + int sourceid; + /* Calibration. */ + int min_x; + int max_x; + int min_y; + int max_y; + int flip_x; + int flip_y; + int rotation; + int button_threshold; + + /* Area. */ + int offset_x; + int offset_y; + int width; + int height; + int screen; + XID following; +} AbsoluteClassRec, *AbsoluteClassPtr; + +typedef struct _KbdFeedbackClassRec *KbdFeedbackPtr; +typedef struct _PtrFeedbackClassRec *PtrFeedbackPtr; +typedef struct _IntegerFeedbackClassRec *IntegerFeedbackPtr; +typedef struct _StringFeedbackClassRec *StringFeedbackPtr; +typedef struct _BellFeedbackClassRec *BellFeedbackPtr; +typedef struct _LedFeedbackClassRec *LedFeedbackPtr; + +typedef struct _KbdFeedbackClassRec { + BellProcPtr BellProc; + KbdCtrlProcPtr CtrlProc; + KeybdCtrl ctrl; + KbdFeedbackPtr next; + struct _XkbSrvLedInfo *xkb_sli; +} KbdFeedbackClassRec; + +typedef struct _PtrFeedbackClassRec { + PtrCtrlProcPtr CtrlProc; + PtrCtrl ctrl; + PtrFeedbackPtr next; +} PtrFeedbackClassRec; + +typedef struct _IntegerFeedbackClassRec { + IntegerCtrlProcPtr CtrlProc; + IntegerCtrl ctrl; + IntegerFeedbackPtr next; +} IntegerFeedbackClassRec; + +typedef struct _StringFeedbackClassRec { + StringCtrlProcPtr CtrlProc; + StringCtrl ctrl; + StringFeedbackPtr next; +} StringFeedbackClassRec; + +typedef struct _BellFeedbackClassRec { + BellProcPtr BellProc; + BellCtrlProcPtr CtrlProc; + BellCtrl ctrl; + BellFeedbackPtr next; +} BellFeedbackClassRec; + +typedef struct _LedFeedbackClassRec { + LedCtrlProcPtr CtrlProc; + LedCtrl ctrl; + LedFeedbackPtr next; + struct _XkbSrvLedInfo *xkb_sli; +} LedFeedbackClassRec; + + +typedef struct _ClassesRec { + KeyClassPtr key; + ValuatorClassPtr valuator; + ButtonClassPtr button; + FocusClassPtr focus; + ProximityClassPtr proximity; + AbsoluteClassPtr absolute; + KbdFeedbackPtr kbdfeed; + PtrFeedbackPtr ptrfeed; + IntegerFeedbackPtr intfeed; + StringFeedbackPtr stringfeed; + BellFeedbackPtr bell; + LedFeedbackPtr leds; +} ClassesRec; + + +/** + * Sprite information for a device. + */ +typedef struct { + CursorPtr current; + BoxRec hotLimits; /* logical constraints of hot spot */ + Bool confined; /* confined to screen */ + RegionPtr hotShape; /* additional logical shape constraint */ + BoxRec physLimits; /* physical constraints of hot spot */ + WindowPtr win; /* window of logical position */ + HotSpot hot; /* logical pointer position */ + HotSpot hotPhys; /* physical pointer position */ +#ifdef PANORAMIX + ScreenPtr screen; /* all others are in Screen 0 coordinates */ + RegionRec Reg1; /* Region 1 for confining motion */ + RegionRec Reg2; /* Region 2 for confining virtual motion */ + WindowPtr windows[MAXSCREENS]; + WindowPtr confineWin; /* confine window */ +#endif + /* The window trace information is used at dix/events.c to avoid having + * to compute all the windows between the root and the current pointer + * window each time a button or key goes down. The grabs on each of those + * windows must be checked. + * spriteTraces should only be used at dix/events.c! */ + WindowPtr *spriteTrace; + int spriteTraceSize; + int spriteTraceGood; + + /* Due to delays between event generation and event processing, it is + * possible that the pointer has crossed screen boundaries between the + * time in which it begins generating events and the time when + * those events are processed. + * + * pEnqueueScreen: screen the pointer was on when the event was generated + * pDequeueScreen: screen the pointer was on when the event is processed + */ + ScreenPtr pEnqueueScreen; + ScreenPtr pDequeueScreen; + +} SpriteRec, *SpritePtr; + +/* Device properties */ +typedef struct _XIPropertyValue +{ + Atom type; /* ignored by server */ + short format; /* format of data for swapping - 8,16,32 */ + long size; /* size of data in (format/8) bytes */ + pointer data; /* private to client */ +} XIPropertyValueRec; + +typedef struct _XIProperty +{ + struct _XIProperty *next; + Atom propertyName; + BOOL deletable; /* clients can delete this prop? */ + XIPropertyValueRec value; +} XIPropertyRec; + +typedef XIPropertyRec *XIPropertyPtr; +typedef XIPropertyValueRec *XIPropertyValuePtr; + + +typedef struct _XIPropertyHandler +{ + struct _XIPropertyHandler* next; + long id; + int (*SetProperty) (DeviceIntPtr dev, + Atom property, + XIPropertyValuePtr prop, + BOOL checkonly); + int (*GetProperty) (DeviceIntPtr dev, + Atom property); + int (*DeleteProperty) (DeviceIntPtr dev, + Atom property); +} XIPropertyHandler, *XIPropertyHandlerPtr; + +/* states for devices */ + +#define NOT_GRABBED 0 +#define THAWED 1 +#define THAWED_BOTH 2 /* not a real state */ +#define FREEZE_NEXT_EVENT 3 +#define FREEZE_BOTH_NEXT_EVENT 4 +#define FROZEN 5 /* any state >= has device frozen */ +#define FROZEN_NO_EVENT 5 +#define FROZEN_WITH_EVENT 6 +#define THAW_OTHERS 7 + + +typedef struct _GrabInfoRec { + TimeStamp grabTime; + Bool fromPassiveGrab; /* true if from passive grab */ + Bool implicitGrab; /* implicit from ButtonPress */ + GrabRec activeGrab; + GrabPtr grab; + CARD8 activatingKey; + void (*ActivateGrab) ( + DeviceIntPtr /*device*/, + GrabPtr /*grab*/, + TimeStamp /*time*/, + Bool /*autoGrab*/); + void (*DeactivateGrab)( + DeviceIntPtr /*device*/); + struct { + Bool frozen; + int state; + GrabPtr other; /* if other grab has this frozen */ + DeviceEvent *event; /* saved to be replayed */ + } sync; +} GrabInfoRec, *GrabInfoPtr; + +typedef struct _SpriteInfoRec { + /* sprite must always point to a valid sprite. For devices sharing the + * sprite, let sprite point to a paired spriteOwner's sprite. */ + SpritePtr sprite; /* sprite information */ + Bool spriteOwner; /* True if device owns the sprite */ + DeviceIntPtr paired; /* The paired device. Keyboard if + spriteOwner is TRUE, otherwise the + pointer that owns the sprite. */ + + /* keep states for animated cursor */ + struct { + CursorPtr pCursor; + ScreenPtr pScreen; + int elt; + CARD32 time; + } anim; +} SpriteInfoRec, *SpriteInfoPtr; + +/* device types */ +#define MASTER_POINTER 1 +#define MASTER_KEYBOARD 2 +#define SLAVE 3 + +typedef struct _DeviceIntRec { + DeviceRec public; + DeviceIntPtr next; + Bool startup; /* true if needs to be turned on at + server intialization time */ + DeviceProc deviceProc; /* proc(DevicePtr, DEVICE_xx). It is + used to initialize, turn on, or + turn off the device */ + Bool inited; /* TRUE if INIT returns Success */ + Bool enabled; /* TRUE if ON returns Success */ + Bool coreEvents; /* TRUE if device also sends core */ + GrabInfoRec deviceGrab; /* grab on the device */ + int type; /* MASTER_POINTER, MASTER_KEYBOARD, SLAVE */ + Atom xinput_type; + char *name; + int id; + KeyClassPtr key; + ValuatorClassPtr valuator; + ButtonClassPtr button; + FocusClassPtr focus; + ProximityClassPtr proximity; + AbsoluteClassPtr absolute; + KbdFeedbackPtr kbdfeed; + PtrFeedbackPtr ptrfeed; + IntegerFeedbackPtr intfeed; + StringFeedbackPtr stringfeed; + BellFeedbackPtr bell; + LedFeedbackPtr leds; + struct _XkbInterest *xkb_interest; + char *config_info; /* used by the hotplug layer */ + ClassesPtr unused_classes; /* for master devices */ + int saved_master_id; /* for slaves while grabbed */ + PrivateRec *devPrivates; + DeviceUnwrapProc unwrapProc; + SpriteInfoPtr spriteInfo; + union { + DeviceIntPtr master; /* master device */ + DeviceIntPtr lastSlave; /* last slave device used */ + } u; + + /* last valuator values recorded, not posted to client; + * for slave devices, valuators is in device coordinates + * for master devices, valuators is in screen coordinates + * see dix/getevents.c + * remainder supports acceleration + */ + struct { + int valuators[MAX_VALUATORS]; + float remainder[MAX_VALUATORS]; + int numValuators; + DeviceIntPtr slave; + } last; + + /* Input device property handling. */ + struct { + XIPropertyPtr properties; + XIPropertyHandlerPtr handlers; /* NULL-terminated */ + } properties; +} DeviceIntRec; + +typedef struct { + int numDevices; /* total number of devices */ + DeviceIntPtr devices; /* all devices turned on */ + DeviceIntPtr off_devices; /* all devices turned off */ + DeviceIntPtr keyboard; /* the main one for the server */ + DeviceIntPtr pointer; + DeviceIntPtr all_devices; + DeviceIntPtr all_master_devices; +} InputInfo; + +extern _X_EXPORT InputInfo inputInfo; + +/* for keeping the events for devices grabbed synchronously */ +typedef struct _QdEvent *QdEventPtr; +typedef struct _QdEvent { + QdEventPtr next; + DeviceIntPtr device; + ScreenPtr pScreen; /* what screen the pointer was on */ + unsigned long months; /* milliseconds is in the event */ + InternalEvent *event; +} QdEventRec; + +/** + * syncEvents is the global structure for queued events. + * + * Devices can be frozen through GrabModeSync pointer grabs. If this is the + * case, events from these devices are added to "pending" instead of being + * processed normally. When the device is unfrozen, events in "pending" are + * replayed and processed as if they would come from the device directly. + */ +typedef struct _EventSyncInfo { + QdEventPtr pending, /**< list of queued events */ + *pendtail; /**< last event in list */ + /** The device to replay events for. Only set in AllowEvents(), in which + * case it is set to the device specified in the request. */ + DeviceIntPtr replayDev; /* kludgy rock to put flag for */ + + /** + * The window the events are supposed to be replayed on. + * This window may be set to the grab's window (but only when + * Replay{Pointer|Keyboard} is given in the XAllowEvents() + * request. */ + WindowPtr replayWin; /* ComputeFreezes */ + /** + * Flag to indicate whether we're in the process of + * replaying events. Only set in ComputeFreezes(). */ + Bool playingEvents; + TimeStamp time; +} EventSyncInfoRec, *EventSyncInfoPtr; + +extern EventSyncInfoRec syncEvents; + +#endif /* INPUTSTRUCT_H */ -- cgit v1.2.3