diff options
Diffstat (limited to 'xorg-server/xkb')
| -rw-r--r-- | xorg-server/xkb/xkbActions.c | 2875 |
1 files changed, 1434 insertions, 1441 deletions
diff --git a/xorg-server/xkb/xkbActions.c b/xorg-server/xkb/xkbActions.c index 65c678af8..8cd9b44a1 100644 --- a/xorg-server/xkb/xkbActions.c +++ b/xorg-server/xkb/xkbActions.c @@ -1,1441 +1,1434 @@ -/************************************************************ -Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc. - -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 Silicon Graphics not be -used in advertising or publicity pertaining to distribution -of the software without specific prior written permission. -Silicon Graphics makes no representation about the suitability -of this software for any purpose. It is provided "as is" -without any express or implied warranty. - -SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS -SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY -AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON -GRAPHICS 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. - -********************************************************/ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <stdio.h> -#include <math.h> -#include <X11/X.h> -#include <X11/Xproto.h> -#include <X11/keysym.h> -#include "misc.h" -#include "inputstr.h" -#include "exevents.h" -#include "eventstr.h" -#include <xkbsrv.h> -#include "xkb.h" -#include <ctype.h> -#include "mi.h" -#include "mipointer.h" -#include "inpututils.h" -#define EXTENSION_EVENT_BASE 64 - -DevPrivateKeyRec xkbDevicePrivateKeyRec; - -void XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button); -static void XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y); - -void -xkbUnwrapProc(DeviceIntPtr device, DeviceHandleProc proc, - pointer data) -{ - xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device); - ProcessInputProc backupproc; - if(xkbPrivPtr->unwrapProc) - xkbPrivPtr->unwrapProc = NULL; - - UNWRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr, backupproc); - proc(device,data); - COND_WRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr, - backupproc,xkbUnwrapProc); -} - -Bool -XkbInitPrivates(void) -{ - return dixRegisterPrivateKey(&xkbDevicePrivateKeyRec, PRIVATE_DEVICE, 0); -} - -void -XkbSetExtension(DeviceIntPtr device, ProcessInputProc proc) -{ - xkbDeviceInfoPtr xkbPrivPtr; - - xkbPrivPtr = (xkbDeviceInfoPtr) calloc(1, sizeof(xkbDeviceInfoRec)); - if (!xkbPrivPtr) - return; - xkbPrivPtr->unwrapProc = NULL; - - dixSetPrivate(&device->devPrivates, xkbDevicePrivateKey, xkbPrivPtr); - WRAP_PROCESS_INPUT_PROC(device, xkbPrivPtr, proc, xkbUnwrapProc); -} - -/***====================================================================***/ - -static XkbAction -_FixUpAction(XkbDescPtr xkb,XkbAction *act) -{ -static XkbAction fake; - - if (XkbIsPtrAction(act)&&(!(xkb->ctrls->enabled_ctrls&XkbMouseKeysMask))) { - fake.type = XkbSA_NoAction; - return fake; - } - if (xkb->ctrls->enabled_ctrls&XkbStickyKeysMask) { - if (act->any.type==XkbSA_SetMods) { - fake.mods.type = XkbSA_LatchMods; - fake.mods.mask = act->mods.mask; - if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask)) - fake.mods.flags= XkbSA_ClearLocks|XkbSA_LatchToLock; - else fake.mods.flags= XkbSA_ClearLocks; - return fake; - } - if (act->any.type==XkbSA_SetGroup) { - fake.group.type = XkbSA_LatchGroup; - if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask)) - fake.group.flags= XkbSA_ClearLocks|XkbSA_LatchToLock; - else fake.group.flags= XkbSA_ClearLocks; - XkbSASetGroup(&fake.group,XkbSAGroup(&act->group)); - return fake; - } - } - return *act; -} - -static XkbAction -XkbGetKeyAction(XkbSrvInfoPtr xkbi,XkbStatePtr xkbState,CARD8 key) -{ -int effectiveGroup; -int col; -XkbDescPtr xkb; -XkbKeyTypePtr type; -XkbAction * pActs; -static XkbAction fake; - - xkb= xkbi->desc; - if (!XkbKeyHasActions(xkb,key) || !XkbKeycodeInRange(xkb,key)) { - fake.type = XkbSA_NoAction; - return fake; - } - pActs= XkbKeyActionsPtr(xkb,key); - col= 0; - - effectiveGroup = XkbGetEffectiveGroup(xkbi, xkbState, key); - if (effectiveGroup != XkbGroup1Index) - col += (effectiveGroup * XkbKeyGroupsWidth(xkb, key)); - - type= XkbKeyKeyType(xkb,key,effectiveGroup); - if (type->map!=NULL) { - register unsigned i,mods; - register XkbKTMapEntryPtr entry; - mods= xkbState->mods&type->mods.mask; - for (entry= type->map,i=0;i<type->map_count;i++,entry++) { - if ((entry->active)&&(entry->mods.mask==mods)) { - col+= entry->level; - break; - } - } - } - if (pActs[col].any.type==XkbSA_NoAction) - return pActs[col]; - fake= _FixUpAction(xkb,&pActs[col]); - return fake; -} - -static XkbAction -XkbGetButtonAction(DeviceIntPtr kbd,DeviceIntPtr dev,int button) -{ -XkbAction fake; - if ((dev->button)&&(dev->button->xkb_acts)) { - if (dev->button->xkb_acts[button-1].any.type!=XkbSA_NoAction) { - fake= _FixUpAction(kbd->key->xkbInfo->desc, - &dev->button->xkb_acts[button-1]); - return fake; - } - } - fake.any.type= XkbSA_NoAction; - return fake; -} - -/***====================================================================***/ - -#define SYNTHETIC_KEYCODE 1 -#define BTN_ACT_FLAG 0x100 - -static int -_XkbFilterSetState( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction *pAction) -{ - if (filter->keycode==0) { /* initial press */ - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = ((pAction->mods.mask&XkbSA_ClearLocks)!=0); - filter->priv = 0; - filter->filter = _XkbFilterSetState; - if (pAction->type==XkbSA_SetMods) { - filter->upAction = *pAction; - xkbi->setMods= pAction->mods.mask; - } - else { - xkbi->groupChange = XkbSAGroup(&pAction->group); - if (pAction->group.flags&XkbSA_GroupAbsolute) - xkbi->groupChange-= xkbi->state.base_group; - filter->upAction= *pAction; - XkbSASetGroup(&filter->upAction.group,xkbi->groupChange); - } - } - else if (filter->keycode==keycode) { - if (filter->upAction.type==XkbSA_SetMods) { - xkbi->clearMods = filter->upAction.mods.mask; - if (filter->upAction.mods.flags&XkbSA_ClearLocks) { - xkbi->state.locked_mods&= ~filter->upAction.mods.mask; - } - } - else { - if (filter->upAction.group.flags&XkbSA_ClearLocks) { - xkbi->state.locked_group = 0; - } - xkbi->groupChange = -XkbSAGroup(&filter->upAction.group); - } - filter->active = 0; - } - else { - filter->upAction.mods.flags&= ~XkbSA_ClearLocks; - filter->filterOthers = 0; - } - return 1; -} - -#define LATCH_KEY_DOWN 1 -#define LATCH_PENDING 2 -#define NO_LATCH 3 - -static int -_XkbFilterLatchState( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ - - if (filter->keycode==0) { /* initial press */ - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 1; - filter->priv = LATCH_KEY_DOWN; - filter->filter = _XkbFilterLatchState; - if (pAction->type==XkbSA_LatchMods) { - filter->upAction = *pAction; - xkbi->setMods = pAction->mods.mask; - } - else { - xkbi->groupChange = XkbSAGroup(&pAction->group); - if (pAction->group.flags&XkbSA_GroupAbsolute) - xkbi->groupChange-= xkbi->state.base_group; - filter->upAction= *pAction; - XkbSASetGroup(&filter->upAction.group,xkbi->groupChange); - } - } - else if ( pAction && (filter->priv==LATCH_PENDING) ) { - if (((1<<pAction->type)&XkbSA_BreakLatch)!=0) { - filter->active = 0; - if (filter->upAction.type==XkbSA_LatchMods) - xkbi->state.latched_mods&= ~filter->upAction.mods.mask; - else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group); - } - else if ((pAction->type==filter->upAction.type)&& - (pAction->mods.flags==filter->upAction.mods.flags)&& - (pAction->mods.mask==filter->upAction.mods.mask)) { - if (filter->upAction.mods.flags&XkbSA_LatchToLock) { - XkbControlsPtr ctrls= xkbi->desc->ctrls; - if (filter->upAction.type==XkbSA_LatchMods) - pAction->mods.type= XkbSA_LockMods; - else pAction->group.type= XkbSA_LockGroup; - if (XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask)&& - (ctrls->enabled_ctrls&XkbStickyKeysMask)) { - XkbDDXAccessXBeep(xkbi->device,_BEEP_STICKY_LOCK, - XkbStickyKeysMask); - } - } - else { - if (filter->upAction.type==XkbSA_LatchMods) - pAction->mods.type= XkbSA_SetMods; - else pAction->group.type= XkbSA_SetGroup; - } - if (filter->upAction.type==XkbSA_LatchMods) - xkbi->state.latched_mods&= ~filter->upAction.mods.mask; - else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group); - filter->active = 0; - } - } - else if (filter->keycode==keycode) { /* release */ - XkbControlsPtr ctrls= xkbi->desc->ctrls; - int needBeep; - int beepType= _BEEP_NONE; - - needBeep= ((ctrls->enabled_ctrls&XkbStickyKeysMask)&& - XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask)); - if (filter->upAction.type==XkbSA_LatchMods) { - xkbi->clearMods = filter->upAction.mods.mask; - if ((filter->upAction.mods.flags&XkbSA_ClearLocks)&& - (xkbi->clearMods&xkbi->state.locked_mods)==xkbi->clearMods) { - xkbi->state.locked_mods&= ~xkbi->clearMods; - filter->priv= NO_LATCH; - beepType= _BEEP_STICKY_UNLOCK; - } - } - else { - xkbi->groupChange = -XkbSAGroup(&filter->upAction.group); - if ((filter->upAction.group.flags&XkbSA_ClearLocks)&& - (xkbi->state.locked_group)) { - xkbi->state.locked_group = 0; - filter->priv = NO_LATCH; - beepType= _BEEP_STICKY_UNLOCK; - } - } - if (filter->priv==NO_LATCH) { - filter->active= 0; - } - else { - filter->priv= LATCH_PENDING; - if (filter->upAction.type==XkbSA_LatchMods) { - xkbi->state.latched_mods |= filter->upAction.mods.mask; - needBeep = xkbi->state.latched_mods ? needBeep : 0; - xkbi->state.latched_mods |= filter->upAction.mods.mask; - } - else { - xkbi->state.latched_group+= XkbSAGroup(&filter->upAction.group); - } - if (needBeep && (beepType==_BEEP_NONE)) - beepType= _BEEP_STICKY_LATCH; - } - if (needBeep && (beepType!=_BEEP_NONE)) - XkbDDXAccessXBeep(xkbi->device,beepType,XkbStickyKeysMask); - } - else if (filter->priv==LATCH_KEY_DOWN) { - filter->priv= NO_LATCH; - filter->filterOthers = 0; - } - return 1; -} - -static int -_XkbFilterLockState( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ - if (pAction&&(pAction->type==XkbSA_LockGroup)) { - if (pAction->group.flags&XkbSA_GroupAbsolute) - xkbi->state.locked_group= XkbSAGroup(&pAction->group); - else xkbi->state.locked_group+= XkbSAGroup(&pAction->group); - return 1; - } - if (filter->keycode==0) { /* initial press */ - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->priv = 0; - filter->filter = _XkbFilterLockState; - filter->upAction = *pAction; - xkbi->state.locked_mods^= pAction->mods.mask; - xkbi->setMods = pAction->mods.mask; - } - else if (filter->keycode==keycode) { - filter->active = 0; - xkbi->clearMods = filter->upAction.mods.mask; - } - return 1; -} - -#define ISO_KEY_DOWN 0 -#define NO_ISO_LOCK 1 - -static int -_XkbFilterISOLock( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ - - if (filter->keycode==0) { /* initial press */ - CARD8 flags= pAction->iso.flags; - - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 1; - filter->priv = ISO_KEY_DOWN; - filter->upAction = *pAction; - filter->filter = _XkbFilterISOLock; - if (flags&XkbSA_ISODfltIsGroup) { - xkbi->groupChange = XkbSAGroup(&pAction->iso); - xkbi->setMods = 0; - } - else { - xkbi->setMods = pAction->iso.mask; - xkbi->groupChange = 0; - } - if ((!(flags&XkbSA_ISONoAffectMods))&&(xkbi->state.base_mods)) { - filter->priv= NO_ISO_LOCK; - xkbi->state.locked_mods^= xkbi->state.base_mods; - } - if ((!(flags&XkbSA_ISONoAffectGroup))&&(xkbi->state.base_group)) { -/* 6/22/93 (ef) -- lock groups if group key is down first */ - } - if (!(flags&XkbSA_ISONoAffectPtr)) { -/* 6/22/93 (ef) -- lock mouse buttons if they're down */ - } - } - else if (filter->keycode==keycode) { - CARD8 flags= filter->upAction.iso.flags; - - if (flags&XkbSA_ISODfltIsGroup) { - xkbi->groupChange = -XkbSAGroup(&filter->upAction.iso); - xkbi->clearMods = 0; - if (filter->priv==ISO_KEY_DOWN) - xkbi->state.locked_group+= XkbSAGroup(&filter->upAction.iso); - } - else { - xkbi->clearMods= filter->upAction.iso.mask; - xkbi->groupChange= 0; - if (filter->priv==ISO_KEY_DOWN) - xkbi->state.locked_mods^= filter->upAction.iso.mask; - } - filter->active = 0; - } - else if (pAction) { - CARD8 flags= filter->upAction.iso.flags; - - switch (pAction->type) { - case XkbSA_SetMods: case XkbSA_LatchMods: - if (!(flags&XkbSA_ISONoAffectMods)) { - pAction->type= XkbSA_LockMods; - filter->priv= NO_ISO_LOCK; - } - break; - case XkbSA_SetGroup: case XkbSA_LatchGroup: - if (!(flags&XkbSA_ISONoAffectGroup)) { - pAction->type= XkbSA_LockGroup; - filter->priv= NO_ISO_LOCK; - } - break; - case XkbSA_PtrBtn: - if (!(flags&XkbSA_ISONoAffectPtr)) { - pAction->type= XkbSA_LockPtrBtn; - filter->priv= NO_ISO_LOCK; - } - break; - case XkbSA_SetControls: - if (!(flags&XkbSA_ISONoAffectCtrls)) { - pAction->type= XkbSA_LockControls; - filter->priv= NO_ISO_LOCK; - } - break; - } - } - return 1; -} - - -static CARD32 -_XkbPtrAccelExpire(OsTimerPtr timer,CARD32 now,pointer arg) -{ -XkbSrvInfoPtr xkbi= (XkbSrvInfoPtr)arg; -XkbControlsPtr ctrls= xkbi->desc->ctrls; -int dx,dy; - - if (xkbi->mouseKey==0) - return 0; - - if (xkbi->mouseKeysAccel) { - if ((xkbi->mouseKeysCounter)<ctrls->mk_time_to_max) { - double step; - xkbi->mouseKeysCounter++; - step= xkbi->mouseKeysCurveFactor* - pow((double)xkbi->mouseKeysCounter,xkbi->mouseKeysCurve); - if (xkbi->mouseKeysDX<0) - dx= floor( ((double)xkbi->mouseKeysDX)*step ); - else dx= ceil( ((double)xkbi->mouseKeysDX)*step ); - if (xkbi->mouseKeysDY<0) - dy= floor( ((double)xkbi->mouseKeysDY)*step ); - else dy= ceil( ((double)xkbi->mouseKeysDY)*step ); - } - else { - dx= xkbi->mouseKeysDX*ctrls->mk_max_speed; - dy= xkbi->mouseKeysDY*ctrls->mk_max_speed; - } - if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteX) - dx= xkbi->mouseKeysDX; - if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteY) - dy= xkbi->mouseKeysDY; - } - else { - dx= xkbi->mouseKeysDX; - dy= xkbi->mouseKeysDY; - } - XkbFakePointerMotion(xkbi->device, xkbi->mouseKeysFlags,dx,dy); - return xkbi->desc->ctrls->mk_interval; -} - -static int -_XkbFilterPointerMove( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ -int x,y; -Bool accel; - - if (filter->keycode==0) { /* initial press */ - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->priv=0; - filter->filter = _XkbFilterPointerMove; - filter->upAction= *pAction; - xkbi->mouseKeysCounter= 0; - xkbi->mouseKey= keycode; - accel= ((pAction->ptr.flags&XkbSA_NoAcceleration)==0); - x= XkbPtrActionX(&pAction->ptr); - y= XkbPtrActionY(&pAction->ptr); - XkbFakePointerMotion(xkbi->device, pAction->ptr.flags,x,y); - AccessXCancelRepeatKey(xkbi,keycode); - xkbi->mouseKeysAccel= accel&& - (xkbi->desc->ctrls->enabled_ctrls&XkbMouseKeysAccelMask); - xkbi->mouseKeysFlags= pAction->ptr.flags; - xkbi->mouseKeysDX= XkbPtrActionX(&pAction->ptr); - xkbi->mouseKeysDY= XkbPtrActionY(&pAction->ptr); - xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0, - xkbi->desc->ctrls->mk_delay, - _XkbPtrAccelExpire,(pointer)xkbi); - } - else if (filter->keycode==keycode) { - filter->active = 0; - if (xkbi->mouseKey==keycode) { - xkbi->mouseKey= 0; - xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0, 0, - NULL, NULL); - } - } - return 0; -} - -static int -_XkbFilterPointerBtn( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ - if (filter->keycode==0) { /* initial press */ - int button= pAction->btn.button; - - if (button==XkbSA_UseDfltButton) - button = xkbi->desc->ctrls->mk_dflt_btn; - - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->priv=0; - filter->filter = _XkbFilterPointerBtn; - filter->upAction= *pAction; - filter->upAction.btn.button= button; - switch (pAction->type) { - case XkbSA_LockPtrBtn: - if (((xkbi->lockedPtrButtons&(1<<button))==0)&& - ((pAction->btn.flags&XkbSA_LockNoLock)==0)) { - xkbi->lockedPtrButtons|= (1<<button); - AccessXCancelRepeatKey(xkbi,keycode); - XkbFakeDeviceButton(xkbi->device, 1, button); - filter->upAction.type= XkbSA_NoAction; - } - break; - case XkbSA_PtrBtn: - { - register int i,nClicks; - AccessXCancelRepeatKey(xkbi,keycode); - if (pAction->btn.count>0) { - nClicks= pAction->btn.count; - for (i=0;i<nClicks;i++) { - XkbFakeDeviceButton(xkbi->device, 1, button); - XkbFakeDeviceButton(xkbi->device, 0, button); - } - filter->upAction.type= XkbSA_NoAction; - } - else XkbFakeDeviceButton(xkbi->device, 1, button); - } - break; - case XkbSA_SetPtrDflt: - { - XkbControlsPtr ctrls= xkbi->desc->ctrls; - XkbControlsRec old; - xkbControlsNotify cn; - - old= *ctrls; - AccessXCancelRepeatKey(xkbi,keycode); - switch (pAction->dflt.affect) { - case XkbSA_AffectDfltBtn: - if (pAction->dflt.flags&XkbSA_DfltBtnAbsolute) - ctrls->mk_dflt_btn= - XkbSAPtrDfltValue(&pAction->dflt); - else { - ctrls->mk_dflt_btn+= - XkbSAPtrDfltValue(&pAction->dflt); - if (ctrls->mk_dflt_btn>5) - ctrls->mk_dflt_btn= 5; - else if (ctrls->mk_dflt_btn<1) - ctrls->mk_dflt_btn= 1; - } - break; - default: - ErrorF( - "Attempt to change unknown pointer default (%d) ignored\n", - pAction->dflt.affect); - break; - } - if (XkbComputeControlsNotify(xkbi->device, - &old,xkbi->desc->ctrls, - &cn,FALSE)) { - cn.keycode = keycode; - /* XXX: what about DeviceKeyPress? */ - cn.eventType = KeyPress; - cn.requestMajor = 0; - cn.requestMinor = 0; - XkbSendControlsNotify(xkbi->device,&cn); - } - } - break; - } - } - else if (filter->keycode==keycode) { - int button= filter->upAction.btn.button; - - switch (filter->upAction.type) { - case XkbSA_LockPtrBtn: - if (((filter->upAction.btn.flags&XkbSA_LockNoUnlock)!=0)|| - ((xkbi->lockedPtrButtons&(1<<button))==0)) { - break; - } - xkbi->lockedPtrButtons&= ~(1<<button); - - if (IsMaster(xkbi->device)) - { - XkbMergeLockedPtrBtns(xkbi->device); - /* One SD still has lock set, don't post event */ - if ((xkbi->lockedPtrButtons & (1 << button)) != 0) - break; - } - - /* fallthrough */ - case XkbSA_PtrBtn: - XkbFakeDeviceButton(xkbi->device, 0, button); - break; - } - filter->active = 0; - } - return 0; -} - -static int -_XkbFilterControls( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ -XkbControlsRec old; -XkbControlsPtr ctrls; -DeviceIntPtr kbd; -unsigned int change; -XkbEventCauseRec cause; - - kbd= xkbi->device; - ctrls= xkbi->desc->ctrls; - old= *ctrls; - if (filter->keycode==0) { /* initial press */ - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - change= XkbActionCtrls(&pAction->ctrls); - filter->priv = change; - filter->filter = _XkbFilterControls; - filter->upAction = *pAction; - - if (pAction->type==XkbSA_LockControls) { - filter->priv= (ctrls->enabled_ctrls&change); - change&= ~ctrls->enabled_ctrls; - } - - if (change) { - xkbControlsNotify cn; - XkbSrvLedInfoPtr sli; - - ctrls->enabled_ctrls|= change; - if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) { - cn.keycode = keycode; - /* XXX: what about DeviceKeyPress? */ - cn.eventType = KeyPress; - cn.requestMajor = 0; - cn.requestMinor = 0; - XkbSendControlsNotify(kbd,&cn); - } - - XkbSetCauseKey(&cause,keycode,KeyPress); - - /* If sticky keys were disabled, clear all locks and latches */ - if ((old.enabled_ctrls&XkbStickyKeysMask)&& - (!(ctrls->enabled_ctrls&XkbStickyKeysMask))) { - XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause); - } - sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause); - if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) - XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_ON,change); - } - } - else if (filter->keycode==keycode) { - change= filter->priv; - if (change) { - xkbControlsNotify cn; - XkbSrvLedInfoPtr sli; - - ctrls->enabled_ctrls&= ~change; - if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) { - cn.keycode = keycode; - cn.eventType = KeyRelease; - cn.requestMajor = 0; - cn.requestMinor = 0; - XkbSendControlsNotify(kbd,&cn); - } - - XkbSetCauseKey(&cause,keycode,KeyRelease); - /* If sticky keys were disabled, clear all locks and latches */ - if ((old.enabled_ctrls&XkbStickyKeysMask)&& - (!(ctrls->enabled_ctrls&XkbStickyKeysMask))) { - XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause); - } - sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause); - if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) - XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_OFF,change); - } - filter->keycode= 0; - filter->active= 0; - } - return 1; -} - -static int -_XkbFilterActionMessage(XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ -XkbMessageAction * pMsg; -DeviceIntPtr kbd; - - kbd= xkbi->device; - if (filter->keycode==0) { /* initial press */ - pMsg= &pAction->msg; - if ((pMsg->flags&XkbSA_MessageOnRelease)|| - ((pMsg->flags&XkbSA_MessageGenKeyEvent)==0)) { - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->priv = 0; - filter->filter = _XkbFilterActionMessage; - filter->upAction = *pAction; - } - if (pMsg->flags&XkbSA_MessageOnPress) { - xkbActionMessage msg; - - msg.keycode= keycode; - msg.press= 1; - msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0); - memcpy((char *)msg.message, - (char *)pMsg->message,XkbActionMessageLength); - XkbSendActionMessage(kbd,&msg); - } - return ((pAction->msg.flags&XkbSA_MessageGenKeyEvent)!=0); - } - else if (filter->keycode==keycode) { - pMsg= &filter->upAction.msg; - if (pMsg->flags&XkbSA_MessageOnRelease) { - xkbActionMessage msg; - - msg.keycode= keycode; - msg.press= 0; - msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0); - memcpy((char *)msg.message,(char *)pMsg->message, - XkbActionMessageLength); - XkbSendActionMessage(kbd,&msg); - } - filter->keycode= 0; - filter->active= 0; - return ((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0); - } - return 0; -} - -static int -_XkbFilterRedirectKey( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ -DeviceEvent ev; -int x,y; -XkbStateRec old; -unsigned mods,mask; -xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(xkbi->device); -ProcessInputProc backupproc; - - /* never actually used uninitialised, but gcc isn't smart enough - * to work that out. */ - memset(&old, 0, sizeof(old)); - memset(&ev, 0, sizeof(ev)); - - if ((filter->keycode!=0)&&(filter->keycode!=keycode)) - return 1; - - GetSpritePosition(xkbi->device, &x,&y); - ev.header = ET_Internal; - ev.length = sizeof(DeviceEvent); - ev.time = GetTimeInMillis(); - ev.root_x = x; - ev.root_y = y; - - if (filter->keycode==0) { /* initial press */ - if ((pAction->redirect.new_key<xkbi->desc->min_key_code)|| - (pAction->redirect.new_key>xkbi->desc->max_key_code)) { - return 1; - } - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->priv = 0; - filter->filter = _XkbFilterRedirectKey; - filter->upAction = *pAction; - - ev.type = ET_KeyPress; - ev.detail.key = pAction->redirect.new_key; - - mask= XkbSARedirectVModsMask(&pAction->redirect); - mods= XkbSARedirectVMods(&pAction->redirect); - if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask); - if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods); - mask|= pAction->redirect.mods_mask; - mods|= pAction->redirect.mods; - - if ( mask || mods ) { - old= xkbi->state; - xkbi->state.base_mods&= ~mask; - xkbi->state.base_mods|= (mods&mask); - xkbi->state.latched_mods&= ~mask; - xkbi->state.latched_mods|= (mods&mask); - xkbi->state.locked_mods&= ~mask; - xkbi->state.locked_mods|= (mods&mask); - XkbComputeDerivedState(xkbi); - } - - UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc); - xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device); - COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr, - backupproc,xkbUnwrapProc); - - if ( mask || mods ) - xkbi->state= old; - } - else if (filter->keycode==keycode) { - - ev.type = ET_KeyRelease; - ev.detail.key = filter->upAction.redirect.new_key; - - mask= XkbSARedirectVModsMask(&filter->upAction.redirect); - mods= XkbSARedirectVMods(&filter->upAction.redirect); - if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask); - if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods); - mask|= filter->upAction.redirect.mods_mask; - mods|= filter->upAction.redirect.mods; - - if ( mask || mods ) { - old= xkbi->state; - xkbi->state.base_mods&= ~mask; - xkbi->state.base_mods|= (mods&mask); - xkbi->state.latched_mods&= ~mask; - xkbi->state.latched_mods|= (mods&mask); - xkbi->state.locked_mods&= ~mask; - xkbi->state.locked_mods|= (mods&mask); - XkbComputeDerivedState(xkbi); - } - - UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc); - xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device); - COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr, - backupproc,xkbUnwrapProc); - - if ( mask || mods ) - xkbi->state= old; - - filter->keycode= 0; - filter->active= 0; - } - return 0; -} - -static int -_XkbFilterSwitchScreen( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ - DeviceIntPtr dev = xkbi->device; - if (dev == inputInfo.keyboard) - return 0; - - if (filter->keycode==0) { /* initial press */ - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->filter = _XkbFilterSwitchScreen; - AccessXCancelRepeatKey(xkbi, keycode); - XkbDDXSwitchScreen(dev,keycode,pAction); - return 0; - } - else if (filter->keycode==keycode) { - filter->active= 0; - return 0; - } - return 1; -} - -static int -_XkbFilterXF86Private( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ - DeviceIntPtr dev = xkbi->device; - if (dev == inputInfo.keyboard) - return 0; - - if (filter->keycode==0) { /* initial press */ - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->filter = _XkbFilterXF86Private; - XkbDDXPrivate(dev,keycode,pAction); - return 0; - } - else if (filter->keycode==keycode) { - filter->active= 0; - return 0; - } - return 1; -} - - -static int -_XkbFilterDeviceBtn( XkbSrvInfoPtr xkbi, - XkbFilterPtr filter, - unsigned keycode, - XkbAction * pAction) -{ -DeviceIntPtr dev; -int button; - - if (xkbi->device == inputInfo.keyboard) - return 0; - - if (filter->keycode==0) { /* initial press */ - _XkbLookupButtonDevice(&dev, pAction->devbtn.device, serverClient, - DixUnknownAccess, &button); - if (!dev || !dev->public.on) - return 1; - - button= pAction->devbtn.button; - if ((button<1)||(button>dev->button->numButtons)) - return 1; - - filter->keycode = keycode; - filter->active = 1; - filter->filterOthers = 0; - filter->priv=0; - filter->filter = _XkbFilterDeviceBtn; - filter->upAction= *pAction; - switch (pAction->type) { - case XkbSA_LockDeviceBtn: - if ((pAction->devbtn.flags&XkbSA_LockNoLock)|| - BitIsOn(dev->button->down, button)) - return 0; - XkbFakeDeviceButton(dev,TRUE,button); - filter->upAction.type= XkbSA_NoAction; - break; - case XkbSA_DeviceBtn: - if (pAction->devbtn.count>0) { - int nClicks,i; - nClicks= pAction->btn.count; - for (i=0;i<nClicks;i++) { - XkbFakeDeviceButton(dev,TRUE,button); - XkbFakeDeviceButton(dev,FALSE,button); - } - filter->upAction.type= XkbSA_NoAction; - } - else XkbFakeDeviceButton(dev,TRUE,button); - break; - } - } - else if (filter->keycode==keycode) { - int button; - - filter->active= 0; - _XkbLookupButtonDevice(&dev, filter->upAction.devbtn.device, - serverClient, DixUnknownAccess, &button); - if (!dev || !dev->public.on) - return 1; - - button= filter->upAction.btn.button; - switch (filter->upAction.type) { - case XkbSA_LockDeviceBtn: - if ((filter->upAction.devbtn.flags&XkbSA_LockNoUnlock)|| - !BitIsOn(dev->button->down, button)) - return 0; - XkbFakeDeviceButton(dev,FALSE,button); - break; - case XkbSA_DeviceBtn: - XkbFakeDeviceButton(dev,FALSE,button); - break; - } - filter->active = 0; - } - return 0; -} - -static XkbFilterPtr -_XkbNextFreeFilter( - XkbSrvInfoPtr xkbi -) -{ -register int i; - - if (xkbi->szFilters==0) { - xkbi->szFilters = 4; - xkbi->filters = calloc(xkbi->szFilters, sizeof(XkbFilterRec)); - /* 6/21/93 (ef) -- XXX! deal with allocation failure */ - } - for (i=0;i<xkbi->szFilters;i++) { - if (!xkbi->filters[i].active) { - xkbi->filters[i].keycode = 0; - return &xkbi->filters[i]; - } - } - xkbi->szFilters*=2; - xkbi->filters= realloc(xkbi->filters, - xkbi->szFilters * sizeof(XkbFilterRec)); - /* 6/21/93 (ef) -- XXX! deal with allocation failure */ - memset(&xkbi->filters[xkbi->szFilters/2], 0, - (xkbi->szFilters/2)*sizeof(XkbFilterRec)); - return &xkbi->filters[xkbi->szFilters/2]; -} - -static int -_XkbApplyFilters(XkbSrvInfoPtr xkbi,unsigned kc,XkbAction *pAction) -{ -register int i,send; - - send= 1; - for (i=0;i<xkbi->szFilters;i++) { - if ((xkbi->filters[i].active)&&(xkbi->filters[i].filter)) - send= ((*xkbi->filters[i].filter)(xkbi,&xkbi->filters[i],kc,pAction) - && send); - } - return send; -} - -void -XkbHandleActions(DeviceIntPtr dev, DeviceIntPtr kbd, DeviceEvent* event) -{ -int key,bit,i; -XkbSrvInfoPtr xkbi; -KeyClassPtr keyc; -int changed,sendEvent; -Bool genStateNotify; -XkbAction act; -XkbFilterPtr filter; -Bool keyEvent; -Bool pressEvent; -ProcessInputProc backupproc; - -xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(dev); - - keyc= kbd->key; - xkbi= keyc->xkbInfo; - key= event->detail.key; - /* The state may change, so if we're not in the middle of sending a state - * notify, prepare for it */ - if ((xkbi->flags&_XkbStateNotifyInProgress)==0) { - xkbi->prev_state = xkbi->state; - xkbi->flags|= _XkbStateNotifyInProgress; - genStateNotify= TRUE; - } - else genStateNotify= FALSE; - - xkbi->clearMods = xkbi->setMods = 0; - xkbi->groupChange = 0; - - sendEvent = 1; - keyEvent= ((event->type == ET_KeyPress) || (event->type == ET_KeyRelease)); - pressEvent= ((event->type == ET_KeyPress)|| (event->type == ET_ButtonPress)); - - if (pressEvent) { - if (keyEvent) - act = XkbGetKeyAction(xkbi,&xkbi->state,key); - else { - act = XkbGetButtonAction(kbd,dev,key); - key|= BTN_ACT_FLAG; - } - sendEvent = _XkbApplyFilters(xkbi,key,&act); - if (sendEvent) { - switch (act.type) { - case XkbSA_SetMods: - case XkbSA_SetGroup: - filter = _XkbNextFreeFilter(xkbi); - sendEvent = _XkbFilterSetState(xkbi,filter,key,&act); - break; - case XkbSA_LatchMods: - case XkbSA_LatchGroup: - filter = _XkbNextFreeFilter(xkbi); - sendEvent=_XkbFilterLatchState(xkbi,filter,key,&act); - break; - case XkbSA_LockMods: - case XkbSA_LockGroup: - filter = _XkbNextFreeFilter(xkbi); - sendEvent=_XkbFilterLockState(xkbi,filter,key,&act); - break; - case XkbSA_ISOLock: - filter = _XkbNextFreeFilter(xkbi); - sendEvent=_XkbFilterISOLock(xkbi,filter,key,&act); - break; - case XkbSA_MovePtr: - filter = _XkbNextFreeFilter(xkbi); - sendEvent= _XkbFilterPointerMove(xkbi,filter,key,&act); - break; - case XkbSA_PtrBtn: - case XkbSA_LockPtrBtn: - case XkbSA_SetPtrDflt: - filter = _XkbNextFreeFilter(xkbi); - sendEvent= _XkbFilterPointerBtn(xkbi,filter,key,&act); - break; - case XkbSA_Terminate: - sendEvent= XkbDDXTerminateServer(dev,key,&act); - break; - case XkbSA_SwitchScreen: - filter = _XkbNextFreeFilter(xkbi); - sendEvent=_XkbFilterSwitchScreen(xkbi,filter,key,&act); - break; - case XkbSA_SetControls: - case XkbSA_LockControls: - filter = _XkbNextFreeFilter(xkbi); - sendEvent=_XkbFilterControls(xkbi,filter,key,&act); - break; - case XkbSA_ActionMessage: - filter = _XkbNextFreeFilter(xkbi); - sendEvent=_XkbFilterActionMessage(xkbi,filter,key,&act); - break; - case XkbSA_RedirectKey: - filter = _XkbNextFreeFilter(xkbi); - sendEvent= _XkbFilterRedirectKey(xkbi,filter,key,&act); - break; - case XkbSA_DeviceBtn: - case XkbSA_LockDeviceBtn: - filter = _XkbNextFreeFilter(xkbi); - sendEvent= _XkbFilterDeviceBtn(xkbi,filter,key,&act); - break; - case XkbSA_XFree86Private: - filter = _XkbNextFreeFilter(xkbi); - sendEvent= _XkbFilterXF86Private(xkbi,filter,key,&act); - break; - } - } - } - else { - if (!keyEvent) - key|= BTN_ACT_FLAG; - sendEvent = _XkbApplyFilters(xkbi,key,NULL); - } - - if (xkbi->groupChange!=0) - xkbi->state.base_group+= xkbi->groupChange; - if (xkbi->setMods) { - for (i=0,bit=1; xkbi->setMods; i++,bit<<=1 ) { - if (xkbi->setMods&bit) { - keyc->modifierKeyCount[i]++; - xkbi->state.base_mods|= bit; - xkbi->setMods&= ~bit; - } - } - } - if (xkbi->clearMods) { - for (i=0,bit=1; xkbi->clearMods; i++,bit<<=1 ) { - if (xkbi->clearMods&bit) { - keyc->modifierKeyCount[i]--; - if (keyc->modifierKeyCount[i]<=0) { - xkbi->state.base_mods&= ~bit; - keyc->modifierKeyCount[i] = 0; - } - xkbi->clearMods&= ~bit; - } - } - } - - if (sendEvent) { - DeviceIntPtr tmpdev; - if (keyEvent) - tmpdev = dev; - else - tmpdev = GetPairedDevice(dev); - - UNWRAP_PROCESS_INPUT_PROC(tmpdev,xkbPrivPtr, backupproc); - dev->public.processInputProc((InternalEvent*)event, tmpdev); - COND_WRAP_PROCESS_INPUT_PROC(tmpdev, xkbPrivPtr, - backupproc,xkbUnwrapProc); - } - else if (keyEvent) { - FixKeyState(event, dev); - } - - XkbComputeDerivedState(xkbi); - changed = XkbStateChangedFlags(&xkbi->prev_state,&xkbi->state); - if (genStateNotify) { - if (changed) { - xkbStateNotify sn; - sn.keycode= key; - sn.eventType= event->type; - sn.requestMajor = sn.requestMinor = 0; - sn.changed= changed; - XkbSendStateNotify(dev,&sn); - } - xkbi->flags&= ~_XkbStateNotifyInProgress; - } - changed= XkbIndicatorsToUpdate(dev,changed,FALSE); - if (changed) { - XkbEventCauseRec cause; - XkbSetCauseKey(&cause, key, event->type); - XkbUpdateIndicators(dev,changed,FALSE,NULL,&cause); - } - return; -} - -int -XkbLatchModifiers(DeviceIntPtr pXDev,CARD8 mask,CARD8 latches) -{ -XkbSrvInfoPtr xkbi; -XkbFilterPtr filter; -XkbAction act; -unsigned clear; - - if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) { - xkbi = pXDev->key->xkbInfo; - clear= (mask&(~latches)); - xkbi->state.latched_mods&= ~clear; - /* Clear any pending latch to locks. - */ - act.type = XkbSA_NoAction; - _XkbApplyFilters(xkbi,SYNTHETIC_KEYCODE,&act); - act.type = XkbSA_LatchMods; - act.mods.flags = 0; - act.mods.mask = mask&latches; - filter = _XkbNextFreeFilter(xkbi); - _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act); - _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL); - return Success; - } - return BadValue; -} - -int -XkbLatchGroup(DeviceIntPtr pXDev,int group) -{ -XkbSrvInfoPtr xkbi; -XkbFilterPtr filter; -XkbAction act; - - if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) { - xkbi = pXDev->key->xkbInfo; - act.type = XkbSA_LatchGroup; - act.group.flags = 0; - XkbSASetGroup(&act.group,group); - filter = _XkbNextFreeFilter(xkbi); - _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act); - _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL); - return Success; - } - return BadValue; -} - -/***====================================================================***/ - -void -XkbClearAllLatchesAndLocks( DeviceIntPtr dev, - XkbSrvInfoPtr xkbi, - Bool genEv, - XkbEventCausePtr cause) -{ -XkbStateRec os; -xkbStateNotify sn; - - sn.changed= 0; - os= xkbi->state; - if (os.latched_mods) { /* clear all latches */ - XkbLatchModifiers(dev,~0,0); - sn.changed|= XkbModifierLatchMask; - } - if (os.latched_group) { - XkbLatchGroup(dev,0); - sn.changed|= XkbGroupLatchMask; - } - if (os.locked_mods) { - xkbi->state.locked_mods= 0; - sn.changed|= XkbModifierLockMask; - } - if (os.locked_group) { - xkbi->state.locked_group= 0; - sn.changed|= XkbGroupLockMask; - } - if ( genEv && sn.changed) { - CARD32 changed; - - XkbComputeDerivedState(xkbi); - sn.keycode= cause->kc; - sn.eventType= cause->event; - sn.requestMajor= cause->mjr; - sn.requestMinor= cause->mnr; - sn.changed= XkbStateChangedFlags(&os,&xkbi->state); - XkbSendStateNotify(dev,&sn); - changed= XkbIndicatorsToUpdate(dev,sn.changed,FALSE); - if (changed) { - XkbUpdateIndicators(dev,changed,TRUE,NULL,cause); - } - } - return; -} - -/* - * The event is injected into the event processing, not the EQ. Thus, - * ensure that we restore the master after the event sequence to the - * original set of classes. Otherwise, the master remains on the XTEST - * classes and drops events that don't fit into the XTEST layout (e.g. - * events with more than 2 valuators). - * - * FIXME: EQ injection in the processing stage is not designed for, so this - * is a rather awkward hack. The event list returned by GetPointerEvents() - * and friends is always prefixed with a DCE if the last _posted_ device was - * different. For normal events, this sequence then resets the master during - * the processing stage. Since we inject the PointerKey events in the - * processing stage though, we need to manually reset to restore the - * previous order, because the events already in the EQ must be sent for the - * right device. - * So we post-fix the event list we get from GPE with a DCE back to the - * previous slave device. - * - * First one on drinking island wins! - */ -static void -InjectPointerKeyEvents(DeviceIntPtr dev, int type, int button, int flags, ValuatorMask *mask) -{ - ScreenPtr pScreen; - EventListPtr events; - int nevents, i; - DeviceIntPtr ptr, mpointer, lastSlave = NULL; - Bool saveWait; - - if (IsMaster(dev)) { - mpointer = GetMaster(dev, MASTER_POINTER); - lastSlave = mpointer->lastSlave; - ptr = GetXTestDevice(mpointer); - } else if (IsFloating(dev)) - ptr = dev; - else - return; - - - events = InitEventList(GetMaximumEventsNum() + 1); - OsBlockSignals(); - pScreen = miPointerGetScreen(ptr); - saveWait = miPointerSetWaitForUpdate(pScreen, FALSE); - nevents = GetPointerEvents(events, ptr, type, button, flags, mask); - if (IsMaster(dev) && (lastSlave && lastSlave != ptr)) - UpdateFromMaster(&events[nevents], lastSlave, DEVCHANGE_POINTER_EVENT, &nevents); - miPointerSetWaitForUpdate(pScreen, saveWait); - OsReleaseSignals(); - - for (i = 0; i < nevents; i++) - mieqProcessDeviceEvent(ptr, (InternalEvent*)events[i].event, NULL); - - FreeEventList(events, GetMaximumEventsNum()); - -} - -static void -XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y) -{ - ValuatorMask mask; - int gpe_flags = 0; - - /* ignore attached SDs */ - if (!IsMaster(dev) && !IsFloating(dev)) - return; - - if (flags & XkbSA_MoveAbsoluteX || flags & XkbSA_MoveAbsoluteY) - gpe_flags = POINTER_ABSOLUTE; - else - gpe_flags = POINTER_RELATIVE; - - valuator_mask_set_range(&mask, 0, 2, (int[]){x, y}); - - InjectPointerKeyEvents(dev, MotionNotify, 0, gpe_flags, &mask); -} - -void -XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button) -{ - DeviceIntPtr ptr; - int down; - - /* If dev is a slave device, and the SD is attached, do nothing. If we'd - * post through the attached master pointer we'd get duplicate events. - * - * if dev is a master keyboard, post through the XTEST device - * - * if dev is a floating slave, post through the device itself. - */ - - if (IsMaster(dev)) { - DeviceIntPtr mpointer = GetMaster(dev, MASTER_POINTER); - ptr = GetXTestDevice(mpointer); - } else if (IsFloating(dev)) - ptr = dev; - else - return; - - down = button_is_down(ptr, button, BUTTON_PROCESSED); - if (press == down) - return; - - InjectPointerKeyEvents(dev, press ? ButtonPress : ButtonRelease, - button, 0, NULL); -} +/************************************************************
+Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.
+
+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 Silicon Graphics not be
+used in advertising or publicity pertaining to distribution
+of the software without specific prior written permission.
+Silicon Graphics makes no representation about the suitability
+of this software for any purpose. It is provided "as is"
+without any express or implied warranty.
+
+SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+GRAPHICS 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.
+
+********************************************************/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdio.h>
+#include <math.h>
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include <X11/keysym.h>
+#include "misc.h"
+#include "inputstr.h"
+#include "exevents.h"
+#include "eventstr.h"
+#include <xkbsrv.h>
+#include "xkb.h"
+#include <ctype.h>
+#include "mi.h"
+#include "mipointer.h"
+#include "inpututils.h"
+#define EXTENSION_EVENT_BASE 64
+
+DevPrivateKeyRec xkbDevicePrivateKeyRec;
+
+void XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button);
+static void XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y);
+
+void
+xkbUnwrapProc(DeviceIntPtr device, DeviceHandleProc proc,
+ pointer data)
+{
+ xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device);
+ ProcessInputProc backupproc;
+ if(xkbPrivPtr->unwrapProc)
+ xkbPrivPtr->unwrapProc = NULL;
+
+ UNWRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr, backupproc);
+ proc(device,data);
+ COND_WRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr,
+ backupproc,xkbUnwrapProc);
+}
+
+Bool
+XkbInitPrivates(void)
+{
+ return dixRegisterPrivateKey(&xkbDevicePrivateKeyRec, PRIVATE_DEVICE, sizeof(xkbDeviceInfoRec));
+}
+
+void
+XkbSetExtension(DeviceIntPtr device, ProcessInputProc proc)
+{
+ xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device);
+ WRAP_PROCESS_INPUT_PROC(device, xkbPrivPtr, proc, xkbUnwrapProc);
+}
+
+/***====================================================================***/
+
+static XkbAction
+_FixUpAction(XkbDescPtr xkb,XkbAction *act)
+{
+static XkbAction fake;
+
+ if (XkbIsPtrAction(act)&&(!(xkb->ctrls->enabled_ctrls&XkbMouseKeysMask))) {
+ fake.type = XkbSA_NoAction;
+ return fake;
+ }
+ if (xkb->ctrls->enabled_ctrls&XkbStickyKeysMask) {
+ if (act->any.type==XkbSA_SetMods) {
+ fake.mods.type = XkbSA_LatchMods;
+ fake.mods.mask = act->mods.mask;
+ if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask))
+ fake.mods.flags= XkbSA_ClearLocks|XkbSA_LatchToLock;
+ else fake.mods.flags= XkbSA_ClearLocks;
+ return fake;
+ }
+ if (act->any.type==XkbSA_SetGroup) {
+ fake.group.type = XkbSA_LatchGroup;
+ if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask))
+ fake.group.flags= XkbSA_ClearLocks|XkbSA_LatchToLock;
+ else fake.group.flags= XkbSA_ClearLocks;
+ XkbSASetGroup(&fake.group,XkbSAGroup(&act->group));
+ return fake;
+ }
+ }
+ return *act;
+}
+
+static XkbAction
+XkbGetKeyAction(XkbSrvInfoPtr xkbi,XkbStatePtr xkbState,CARD8 key)
+{
+int effectiveGroup;
+int col;
+XkbDescPtr xkb;
+XkbKeyTypePtr type;
+XkbAction * pActs;
+static XkbAction fake;
+
+ xkb= xkbi->desc;
+ if (!XkbKeyHasActions(xkb,key) || !XkbKeycodeInRange(xkb,key)) {
+ fake.type = XkbSA_NoAction;
+ return fake;
+ }
+ pActs= XkbKeyActionsPtr(xkb,key);
+ col= 0;
+
+ effectiveGroup = XkbGetEffectiveGroup(xkbi, xkbState, key);
+ if (effectiveGroup != XkbGroup1Index)
+ col += (effectiveGroup * XkbKeyGroupsWidth(xkb, key));
+
+ type= XkbKeyKeyType(xkb,key,effectiveGroup);
+ if (type->map!=NULL) {
+ register unsigned i,mods;
+ register XkbKTMapEntryPtr entry;
+ mods= xkbState->mods&type->mods.mask;
+ for (entry= type->map,i=0;i<type->map_count;i++,entry++) {
+ if ((entry->active)&&(entry->mods.mask==mods)) {
+ col+= entry->level;
+ break;
+ }
+ }
+ }
+ if (pActs[col].any.type==XkbSA_NoAction)
+ return pActs[col];
+ fake= _FixUpAction(xkb,&pActs[col]);
+ return fake;
+}
+
+static XkbAction
+XkbGetButtonAction(DeviceIntPtr kbd,DeviceIntPtr dev,int button)
+{
+XkbAction fake;
+ if ((dev->button)&&(dev->button->xkb_acts)) {
+ if (dev->button->xkb_acts[button-1].any.type!=XkbSA_NoAction) {
+ fake= _FixUpAction(kbd->key->xkbInfo->desc,
+ &dev->button->xkb_acts[button-1]);
+ return fake;
+ }
+ }
+ fake.any.type= XkbSA_NoAction;
+ return fake;
+}
+
+/***====================================================================***/
+
+#define SYNTHETIC_KEYCODE 1
+#define BTN_ACT_FLAG 0x100
+
+static int
+_XkbFilterSetState( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction *pAction)
+{
+ if (filter->keycode==0) { /* initial press */
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = ((pAction->mods.mask&XkbSA_ClearLocks)!=0);
+ filter->priv = 0;
+ filter->filter = _XkbFilterSetState;
+ if (pAction->type==XkbSA_SetMods) {
+ filter->upAction = *pAction;
+ xkbi->setMods= pAction->mods.mask;
+ }
+ else {
+ xkbi->groupChange = XkbSAGroup(&pAction->group);
+ if (pAction->group.flags&XkbSA_GroupAbsolute)
+ xkbi->groupChange-= xkbi->state.base_group;
+ filter->upAction= *pAction;
+ XkbSASetGroup(&filter->upAction.group,xkbi->groupChange);
+ }
+ }
+ else if (filter->keycode==keycode) {
+ if (filter->upAction.type==XkbSA_SetMods) {
+ xkbi->clearMods = filter->upAction.mods.mask;
+ if (filter->upAction.mods.flags&XkbSA_ClearLocks) {
+ xkbi->state.locked_mods&= ~filter->upAction.mods.mask;
+ }
+ }
+ else {
+ if (filter->upAction.group.flags&XkbSA_ClearLocks) {
+ xkbi->state.locked_group = 0;
+ }
+ xkbi->groupChange = -XkbSAGroup(&filter->upAction.group);
+ }
+ filter->active = 0;
+ }
+ else {
+ filter->upAction.mods.flags&= ~XkbSA_ClearLocks;
+ filter->filterOthers = 0;
+ }
+ return 1;
+}
+
+#define LATCH_KEY_DOWN 1
+#define LATCH_PENDING 2
+#define NO_LATCH 3
+
+static int
+_XkbFilterLatchState( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+
+ if (filter->keycode==0) { /* initial press */
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 1;
+ filter->priv = LATCH_KEY_DOWN;
+ filter->filter = _XkbFilterLatchState;
+ if (pAction->type==XkbSA_LatchMods) {
+ filter->upAction = *pAction;
+ xkbi->setMods = pAction->mods.mask;
+ }
+ else {
+ xkbi->groupChange = XkbSAGroup(&pAction->group);
+ if (pAction->group.flags&XkbSA_GroupAbsolute)
+ xkbi->groupChange-= xkbi->state.base_group;
+ filter->upAction= *pAction;
+ XkbSASetGroup(&filter->upAction.group,xkbi->groupChange);
+ }
+ }
+ else if ( pAction && (filter->priv==LATCH_PENDING) ) {
+ if (((1<<pAction->type)&XkbSA_BreakLatch)!=0) {
+ filter->active = 0;
+ if (filter->upAction.type==XkbSA_LatchMods)
+ xkbi->state.latched_mods&= ~filter->upAction.mods.mask;
+ else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group);
+ }
+ else if ((pAction->type==filter->upAction.type)&&
+ (pAction->mods.flags==filter->upAction.mods.flags)&&
+ (pAction->mods.mask==filter->upAction.mods.mask)) {
+ if (filter->upAction.mods.flags&XkbSA_LatchToLock) {
+ XkbControlsPtr ctrls= xkbi->desc->ctrls;
+ if (filter->upAction.type==XkbSA_LatchMods)
+ pAction->mods.type= XkbSA_LockMods;
+ else pAction->group.type= XkbSA_LockGroup;
+ if (XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask)&&
+ (ctrls->enabled_ctrls&XkbStickyKeysMask)) {
+ XkbDDXAccessXBeep(xkbi->device,_BEEP_STICKY_LOCK,
+ XkbStickyKeysMask);
+ }
+ }
+ else {
+ if (filter->upAction.type==XkbSA_LatchMods)
+ pAction->mods.type= XkbSA_SetMods;
+ else pAction->group.type= XkbSA_SetGroup;
+ }
+ if (filter->upAction.type==XkbSA_LatchMods)
+ xkbi->state.latched_mods&= ~filter->upAction.mods.mask;
+ else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group);
+ filter->active = 0;
+ }
+ }
+ else if (filter->keycode==keycode) { /* release */
+ XkbControlsPtr ctrls= xkbi->desc->ctrls;
+ int needBeep;
+ int beepType= _BEEP_NONE;
+
+ needBeep= ((ctrls->enabled_ctrls&XkbStickyKeysMask)&&
+ XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask));
+ if (filter->upAction.type==XkbSA_LatchMods) {
+ xkbi->clearMods = filter->upAction.mods.mask;
+ if ((filter->upAction.mods.flags&XkbSA_ClearLocks)&&
+ (xkbi->clearMods&xkbi->state.locked_mods)==xkbi->clearMods) {
+ xkbi->state.locked_mods&= ~xkbi->clearMods;
+ filter->priv= NO_LATCH;
+ beepType= _BEEP_STICKY_UNLOCK;
+ }
+ }
+ else {
+ xkbi->groupChange = -XkbSAGroup(&filter->upAction.group);
+ if ((filter->upAction.group.flags&XkbSA_ClearLocks)&&
+ (xkbi->state.locked_group)) {
+ xkbi->state.locked_group = 0;
+ filter->priv = NO_LATCH;
+ beepType= _BEEP_STICKY_UNLOCK;
+ }
+ }
+ if (filter->priv==NO_LATCH) {
+ filter->active= 0;
+ }
+ else {
+ filter->priv= LATCH_PENDING;
+ if (filter->upAction.type==XkbSA_LatchMods) {
+ xkbi->state.latched_mods |= filter->upAction.mods.mask;
+ needBeep = xkbi->state.latched_mods ? needBeep : 0;
+ xkbi->state.latched_mods |= filter->upAction.mods.mask;
+ }
+ else {
+ xkbi->state.latched_group+= XkbSAGroup(&filter->upAction.group);
+ }
+ if (needBeep && (beepType==_BEEP_NONE))
+ beepType= _BEEP_STICKY_LATCH;
+ }
+ if (needBeep && (beepType!=_BEEP_NONE))
+ XkbDDXAccessXBeep(xkbi->device,beepType,XkbStickyKeysMask);
+ }
+ else if (filter->priv==LATCH_KEY_DOWN) {
+ filter->priv= NO_LATCH;
+ filter->filterOthers = 0;
+ }
+ return 1;
+}
+
+static int
+_XkbFilterLockState( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+ if (pAction&&(pAction->type==XkbSA_LockGroup)) {
+ if (pAction->group.flags&XkbSA_GroupAbsolute)
+ xkbi->state.locked_group= XkbSAGroup(&pAction->group);
+ else xkbi->state.locked_group+= XkbSAGroup(&pAction->group);
+ return 1;
+ }
+ if (filter->keycode==0) { /* initial press */
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->priv = 0;
+ filter->filter = _XkbFilterLockState;
+ filter->upAction = *pAction;
+ xkbi->state.locked_mods^= pAction->mods.mask;
+ xkbi->setMods = pAction->mods.mask;
+ }
+ else if (filter->keycode==keycode) {
+ filter->active = 0;
+ xkbi->clearMods = filter->upAction.mods.mask;
+ }
+ return 1;
+}
+
+#define ISO_KEY_DOWN 0
+#define NO_ISO_LOCK 1
+
+static int
+_XkbFilterISOLock( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+
+ if (filter->keycode==0) { /* initial press */
+ CARD8 flags= pAction->iso.flags;
+
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 1;
+ filter->priv = ISO_KEY_DOWN;
+ filter->upAction = *pAction;
+ filter->filter = _XkbFilterISOLock;
+ if (flags&XkbSA_ISODfltIsGroup) {
+ xkbi->groupChange = XkbSAGroup(&pAction->iso);
+ xkbi->setMods = 0;
+ }
+ else {
+ xkbi->setMods = pAction->iso.mask;
+ xkbi->groupChange = 0;
+ }
+ if ((!(flags&XkbSA_ISONoAffectMods))&&(xkbi->state.base_mods)) {
+ filter->priv= NO_ISO_LOCK;
+ xkbi->state.locked_mods^= xkbi->state.base_mods;
+ }
+ if ((!(flags&XkbSA_ISONoAffectGroup))&&(xkbi->state.base_group)) {
+/* 6/22/93 (ef) -- lock groups if group key is down first */
+ }
+ if (!(flags&XkbSA_ISONoAffectPtr)) {
+/* 6/22/93 (ef) -- lock mouse buttons if they're down */
+ }
+ }
+ else if (filter->keycode==keycode) {
+ CARD8 flags= filter->upAction.iso.flags;
+
+ if (flags&XkbSA_ISODfltIsGroup) {
+ xkbi->groupChange = -XkbSAGroup(&filter->upAction.iso);
+ xkbi->clearMods = 0;
+ if (filter->priv==ISO_KEY_DOWN)
+ xkbi->state.locked_group+= XkbSAGroup(&filter->upAction.iso);
+ }
+ else {
+ xkbi->clearMods= filter->upAction.iso.mask;
+ xkbi->groupChange= 0;
+ if (filter->priv==ISO_KEY_DOWN)
+ xkbi->state.locked_mods^= filter->upAction.iso.mask;
+ }
+ filter->active = 0;
+ }
+ else if (pAction) {
+ CARD8 flags= filter->upAction.iso.flags;
+
+ switch (pAction->type) {
+ case XkbSA_SetMods: case XkbSA_LatchMods:
+ if (!(flags&XkbSA_ISONoAffectMods)) {
+ pAction->type= XkbSA_LockMods;
+ filter->priv= NO_ISO_LOCK;
+ }
+ break;
+ case XkbSA_SetGroup: case XkbSA_LatchGroup:
+ if (!(flags&XkbSA_ISONoAffectGroup)) {
+ pAction->type= XkbSA_LockGroup;
+ filter->priv= NO_ISO_LOCK;
+ }
+ break;
+ case XkbSA_PtrBtn:
+ if (!(flags&XkbSA_ISONoAffectPtr)) {
+ pAction->type= XkbSA_LockPtrBtn;
+ filter->priv= NO_ISO_LOCK;
+ }
+ break;
+ case XkbSA_SetControls:
+ if (!(flags&XkbSA_ISONoAffectCtrls)) {
+ pAction->type= XkbSA_LockControls;
+ filter->priv= NO_ISO_LOCK;
+ }
+ break;
+ }
+ }
+ return 1;
+}
+
+
+static CARD32
+_XkbPtrAccelExpire(OsTimerPtr timer,CARD32 now,pointer arg)
+{
+XkbSrvInfoPtr xkbi= (XkbSrvInfoPtr)arg;
+XkbControlsPtr ctrls= xkbi->desc->ctrls;
+int dx,dy;
+
+ if (xkbi->mouseKey==0)
+ return 0;
+
+ if (xkbi->mouseKeysAccel) {
+ if ((xkbi->mouseKeysCounter)<ctrls->mk_time_to_max) {
+ double step;
+ xkbi->mouseKeysCounter++;
+ step= xkbi->mouseKeysCurveFactor*
+ pow((double)xkbi->mouseKeysCounter,xkbi->mouseKeysCurve);
+ if (xkbi->mouseKeysDX<0)
+ dx= floor( ((double)xkbi->mouseKeysDX)*step );
+ else dx= ceil( ((double)xkbi->mouseKeysDX)*step );
+ if (xkbi->mouseKeysDY<0)
+ dy= floor( ((double)xkbi->mouseKeysDY)*step );
+ else dy= ceil( ((double)xkbi->mouseKeysDY)*step );
+ }
+ else {
+ dx= xkbi->mouseKeysDX*ctrls->mk_max_speed;
+ dy= xkbi->mouseKeysDY*ctrls->mk_max_speed;
+ }
+ if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteX)
+ dx= xkbi->mouseKeysDX;
+ if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteY)
+ dy= xkbi->mouseKeysDY;
+ }
+ else {
+ dx= xkbi->mouseKeysDX;
+ dy= xkbi->mouseKeysDY;
+ }
+ XkbFakePointerMotion(xkbi->device, xkbi->mouseKeysFlags,dx,dy);
+ return xkbi->desc->ctrls->mk_interval;
+}
+
+static int
+_XkbFilterPointerMove( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+int x,y;
+Bool accel;
+
+ if (filter->keycode==0) { /* initial press */
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->priv=0;
+ filter->filter = _XkbFilterPointerMove;
+ filter->upAction= *pAction;
+ xkbi->mouseKeysCounter= 0;
+ xkbi->mouseKey= keycode;
+ accel= ((pAction->ptr.flags&XkbSA_NoAcceleration)==0);
+ x= XkbPtrActionX(&pAction->ptr);
+ y= XkbPtrActionY(&pAction->ptr);
+ XkbFakePointerMotion(xkbi->device, pAction->ptr.flags,x,y);
+ AccessXCancelRepeatKey(xkbi,keycode);
+ xkbi->mouseKeysAccel= accel&&
+ (xkbi->desc->ctrls->enabled_ctrls&XkbMouseKeysAccelMask);
+ xkbi->mouseKeysFlags= pAction->ptr.flags;
+ xkbi->mouseKeysDX= XkbPtrActionX(&pAction->ptr);
+ xkbi->mouseKeysDY= XkbPtrActionY(&pAction->ptr);
+ xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0,
+ xkbi->desc->ctrls->mk_delay,
+ _XkbPtrAccelExpire,(pointer)xkbi);
+ }
+ else if (filter->keycode==keycode) {
+ filter->active = 0;
+ if (xkbi->mouseKey==keycode) {
+ xkbi->mouseKey= 0;
+ xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0, 0,
+ NULL, NULL);
+ }
+ }
+ return 0;
+}
+
+static int
+_XkbFilterPointerBtn( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+ if (filter->keycode==0) { /* initial press */
+ int button= pAction->btn.button;
+
+ if (button==XkbSA_UseDfltButton)
+ button = xkbi->desc->ctrls->mk_dflt_btn;
+
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->priv=0;
+ filter->filter = _XkbFilterPointerBtn;
+ filter->upAction= *pAction;
+ filter->upAction.btn.button= button;
+ switch (pAction->type) {
+ case XkbSA_LockPtrBtn:
+ if (((xkbi->lockedPtrButtons&(1<<button))==0)&&
+ ((pAction->btn.flags&XkbSA_LockNoLock)==0)) {
+ xkbi->lockedPtrButtons|= (1<<button);
+ AccessXCancelRepeatKey(xkbi,keycode);
+ XkbFakeDeviceButton(xkbi->device, 1, button);
+ filter->upAction.type= XkbSA_NoAction;
+ }
+ break;
+ case XkbSA_PtrBtn:
+ {
+ register int i,nClicks;
+ AccessXCancelRepeatKey(xkbi,keycode);
+ if (pAction->btn.count>0) {
+ nClicks= pAction->btn.count;
+ for (i=0;i<nClicks;i++) {
+ XkbFakeDeviceButton(xkbi->device, 1, button);
+ XkbFakeDeviceButton(xkbi->device, 0, button);
+ }
+ filter->upAction.type= XkbSA_NoAction;
+ }
+ else XkbFakeDeviceButton(xkbi->device, 1, button);
+ }
+ break;
+ case XkbSA_SetPtrDflt:
+ {
+ XkbControlsPtr ctrls= xkbi->desc->ctrls;
+ XkbControlsRec old;
+ xkbControlsNotify cn;
+
+ old= *ctrls;
+ AccessXCancelRepeatKey(xkbi,keycode);
+ switch (pAction->dflt.affect) {
+ case XkbSA_AffectDfltBtn:
+ if (pAction->dflt.flags&XkbSA_DfltBtnAbsolute)
+ ctrls->mk_dflt_btn=
+ XkbSAPtrDfltValue(&pAction->dflt);
+ else {
+ ctrls->mk_dflt_btn+=
+ XkbSAPtrDfltValue(&pAction->dflt);
+ if (ctrls->mk_dflt_btn>5)
+ ctrls->mk_dflt_btn= 5;
+ else if (ctrls->mk_dflt_btn<1)
+ ctrls->mk_dflt_btn= 1;
+ }
+ break;
+ default:
+ ErrorF(
+ "Attempt to change unknown pointer default (%d) ignored\n",
+ pAction->dflt.affect);
+ break;
+ }
+ if (XkbComputeControlsNotify(xkbi->device,
+ &old,xkbi->desc->ctrls,
+ &cn,FALSE)) {
+ cn.keycode = keycode;
+ /* XXX: what about DeviceKeyPress? */
+ cn.eventType = KeyPress;
+ cn.requestMajor = 0;
+ cn.requestMinor = 0;
+ XkbSendControlsNotify(xkbi->device,&cn);
+ }
+ }
+ break;
+ }
+ }
+ else if (filter->keycode==keycode) {
+ int button= filter->upAction.btn.button;
+
+ switch (filter->upAction.type) {
+ case XkbSA_LockPtrBtn:
+ if (((filter->upAction.btn.flags&XkbSA_LockNoUnlock)!=0)||
+ ((xkbi->lockedPtrButtons&(1<<button))==0)) {
+ break;
+ }
+ xkbi->lockedPtrButtons&= ~(1<<button);
+
+ if (IsMaster(xkbi->device))
+ {
+ XkbMergeLockedPtrBtns(xkbi->device);
+ /* One SD still has lock set, don't post event */
+ if ((xkbi->lockedPtrButtons & (1 << button)) != 0)
+ break;
+ }
+
+ /* fallthrough */
+ case XkbSA_PtrBtn:
+ XkbFakeDeviceButton(xkbi->device, 0, button);
+ break;
+ }
+ filter->active = 0;
+ }
+ return 0;
+}
+
+static int
+_XkbFilterControls( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+XkbControlsRec old;
+XkbControlsPtr ctrls;
+DeviceIntPtr kbd;
+unsigned int change;
+XkbEventCauseRec cause;
+
+ kbd= xkbi->device;
+ ctrls= xkbi->desc->ctrls;
+ old= *ctrls;
+ if (filter->keycode==0) { /* initial press */
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ change= XkbActionCtrls(&pAction->ctrls);
+ filter->priv = change;
+ filter->filter = _XkbFilterControls;
+ filter->upAction = *pAction;
+
+ if (pAction->type==XkbSA_LockControls) {
+ filter->priv= (ctrls->enabled_ctrls&change);
+ change&= ~ctrls->enabled_ctrls;
+ }
+
+ if (change) {
+ xkbControlsNotify cn;
+ XkbSrvLedInfoPtr sli;
+
+ ctrls->enabled_ctrls|= change;
+ if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) {
+ cn.keycode = keycode;
+ /* XXX: what about DeviceKeyPress? */
+ cn.eventType = KeyPress;
+ cn.requestMajor = 0;
+ cn.requestMinor = 0;
+ XkbSendControlsNotify(kbd,&cn);
+ }
+
+ XkbSetCauseKey(&cause,keycode,KeyPress);
+
+ /* If sticky keys were disabled, clear all locks and latches */
+ if ((old.enabled_ctrls&XkbStickyKeysMask)&&
+ (!(ctrls->enabled_ctrls&XkbStickyKeysMask))) {
+ XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause);
+ }
+ sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0);
+ XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause);
+ if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask))
+ XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_ON,change);
+ }
+ }
+ else if (filter->keycode==keycode) {
+ change= filter->priv;
+ if (change) {
+ xkbControlsNotify cn;
+ XkbSrvLedInfoPtr sli;
+
+ ctrls->enabled_ctrls&= ~change;
+ if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) {
+ cn.keycode = keycode;
+ cn.eventType = KeyRelease;
+ cn.requestMajor = 0;
+ cn.requestMinor = 0;
+ XkbSendControlsNotify(kbd,&cn);
+ }
+
+ XkbSetCauseKey(&cause,keycode,KeyRelease);
+ /* If sticky keys were disabled, clear all locks and latches */
+ if ((old.enabled_ctrls&XkbStickyKeysMask)&&
+ (!(ctrls->enabled_ctrls&XkbStickyKeysMask))) {
+ XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause);
+ }
+ sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0);
+ XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause);
+ if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask))
+ XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_OFF,change);
+ }
+ filter->keycode= 0;
+ filter->active= 0;
+ }
+ return 1;
+}
+
+static int
+_XkbFilterActionMessage(XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+XkbMessageAction * pMsg;
+DeviceIntPtr kbd;
+
+ kbd= xkbi->device;
+ if (filter->keycode==0) { /* initial press */
+ pMsg= &pAction->msg;
+ if ((pMsg->flags&XkbSA_MessageOnRelease)||
+ ((pMsg->flags&XkbSA_MessageGenKeyEvent)==0)) {
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->priv = 0;
+ filter->filter = _XkbFilterActionMessage;
+ filter->upAction = *pAction;
+ }
+ if (pMsg->flags&XkbSA_MessageOnPress) {
+ xkbActionMessage msg;
+
+ msg.keycode= keycode;
+ msg.press= 1;
+ msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);
+ memcpy((char *)msg.message,
+ (char *)pMsg->message,XkbActionMessageLength);
+ XkbSendActionMessage(kbd,&msg);
+ }
+ return ((pAction->msg.flags&XkbSA_MessageGenKeyEvent)!=0);
+ }
+ else if (filter->keycode==keycode) {
+ pMsg= &filter->upAction.msg;
+ if (pMsg->flags&XkbSA_MessageOnRelease) {
+ xkbActionMessage msg;
+
+ msg.keycode= keycode;
+ msg.press= 0;
+ msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);
+ memcpy((char *)msg.message,(char *)pMsg->message,
+ XkbActionMessageLength);
+ XkbSendActionMessage(kbd,&msg);
+ }
+ filter->keycode= 0;
+ filter->active= 0;
+ return ((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);
+ }
+ return 0;
+}
+
+static int
+_XkbFilterRedirectKey( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+DeviceEvent ev;
+int x,y;
+XkbStateRec old;
+unsigned mods,mask;
+xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(xkbi->device);
+ProcessInputProc backupproc;
+
+ /* never actually used uninitialised, but gcc isn't smart enough
+ * to work that out. */
+ memset(&old, 0, sizeof(old));
+ memset(&ev, 0, sizeof(ev));
+
+ if ((filter->keycode!=0)&&(filter->keycode!=keycode))
+ return 1;
+
+ GetSpritePosition(xkbi->device, &x,&y);
+ ev.header = ET_Internal;
+ ev.length = sizeof(DeviceEvent);
+ ev.time = GetTimeInMillis();
+ ev.root_x = x;
+ ev.root_y = y;
+
+ if (filter->keycode==0) { /* initial press */
+ if ((pAction->redirect.new_key<xkbi->desc->min_key_code)||
+ (pAction->redirect.new_key>xkbi->desc->max_key_code)) {
+ return 1;
+ }
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->priv = 0;
+ filter->filter = _XkbFilterRedirectKey;
+ filter->upAction = *pAction;
+
+ ev.type = ET_KeyPress;
+ ev.detail.key = pAction->redirect.new_key;
+
+ mask= XkbSARedirectVModsMask(&pAction->redirect);
+ mods= XkbSARedirectVMods(&pAction->redirect);
+ if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask);
+ if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods);
+ mask|= pAction->redirect.mods_mask;
+ mods|= pAction->redirect.mods;
+
+ if ( mask || mods ) {
+ old= xkbi->state;
+ xkbi->state.base_mods&= ~mask;
+ xkbi->state.base_mods|= (mods&mask);
+ xkbi->state.latched_mods&= ~mask;
+ xkbi->state.latched_mods|= (mods&mask);
+ xkbi->state.locked_mods&= ~mask;
+ xkbi->state.locked_mods|= (mods&mask);
+ XkbComputeDerivedState(xkbi);
+ }
+
+ UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc);
+ xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device);
+ COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr,
+ backupproc,xkbUnwrapProc);
+
+ if ( mask || mods )
+ xkbi->state= old;
+ }
+ else if (filter->keycode==keycode) {
+
+ ev.type = ET_KeyRelease;
+ ev.detail.key = filter->upAction.redirect.new_key;
+
+ mask= XkbSARedirectVModsMask(&filter->upAction.redirect);
+ mods= XkbSARedirectVMods(&filter->upAction.redirect);
+ if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask);
+ if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods);
+ mask|= filter->upAction.redirect.mods_mask;
+ mods|= filter->upAction.redirect.mods;
+
+ if ( mask || mods ) {
+ old= xkbi->state;
+ xkbi->state.base_mods&= ~mask;
+ xkbi->state.base_mods|= (mods&mask);
+ xkbi->state.latched_mods&= ~mask;
+ xkbi->state.latched_mods|= (mods&mask);
+ xkbi->state.locked_mods&= ~mask;
+ xkbi->state.locked_mods|= (mods&mask);
+ XkbComputeDerivedState(xkbi);
+ }
+
+ UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc);
+ xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device);
+ COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr,
+ backupproc,xkbUnwrapProc);
+
+ if ( mask || mods )
+ xkbi->state= old;
+
+ filter->keycode= 0;
+ filter->active= 0;
+ }
+ return 0;
+}
+
+static int
+_XkbFilterSwitchScreen( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+ DeviceIntPtr dev = xkbi->device;
+ if (dev == inputInfo.keyboard)
+ return 0;
+
+ if (filter->keycode==0) { /* initial press */
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->filter = _XkbFilterSwitchScreen;
+ AccessXCancelRepeatKey(xkbi, keycode);
+ XkbDDXSwitchScreen(dev,keycode,pAction);
+ return 0;
+ }
+ else if (filter->keycode==keycode) {
+ filter->active= 0;
+ return 0;
+ }
+ return 1;
+}
+
+static int
+_XkbFilterXF86Private( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+ DeviceIntPtr dev = xkbi->device;
+ if (dev == inputInfo.keyboard)
+ return 0;
+
+ if (filter->keycode==0) { /* initial press */
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->filter = _XkbFilterXF86Private;
+ XkbDDXPrivate(dev,keycode,pAction);
+ return 0;
+ }
+ else if (filter->keycode==keycode) {
+ filter->active= 0;
+ return 0;
+ }
+ return 1;
+}
+
+
+static int
+_XkbFilterDeviceBtn( XkbSrvInfoPtr xkbi,
+ XkbFilterPtr filter,
+ unsigned keycode,
+ XkbAction * pAction)
+{
+DeviceIntPtr dev;
+int button;
+
+ if (xkbi->device == inputInfo.keyboard)
+ return 0;
+
+ if (filter->keycode==0) { /* initial press */
+ _XkbLookupButtonDevice(&dev, pAction->devbtn.device, serverClient,
+ DixUnknownAccess, &button);
+ if (!dev || !dev->public.on)
+ return 1;
+
+ button= pAction->devbtn.button;
+ if ((button<1)||(button>dev->button->numButtons))
+ return 1;
+
+ filter->keycode = keycode;
+ filter->active = 1;
+ filter->filterOthers = 0;
+ filter->priv=0;
+ filter->filter = _XkbFilterDeviceBtn;
+ filter->upAction= *pAction;
+ switch (pAction->type) {
+ case XkbSA_LockDeviceBtn:
+ if ((pAction->devbtn.flags&XkbSA_LockNoLock)||
+ BitIsOn(dev->button->down, button))
+ return 0;
+ XkbFakeDeviceButton(dev,TRUE,button);
+ filter->upAction.type= XkbSA_NoAction;
+ break;
+ case XkbSA_DeviceBtn:
+ if (pAction->devbtn.count>0) {
+ int nClicks,i;
+ nClicks= pAction->btn.count;
+ for (i=0;i<nClicks;i++) {
+ XkbFakeDeviceButton(dev,TRUE,button);
+ XkbFakeDeviceButton(dev,FALSE,button);
+ }
+ filter->upAction.type= XkbSA_NoAction;
+ }
+ else XkbFakeDeviceButton(dev,TRUE,button);
+ break;
+ }
+ }
+ else if (filter->keycode==keycode) {
+ int button;
+
+ filter->active= 0;
+ _XkbLookupButtonDevice(&dev, filter->upAction.devbtn.device,
+ serverClient, DixUnknownAccess, &button);
+ if (!dev || !dev->public.on)
+ return 1;
+
+ button= filter->upAction.btn.button;
+ switch (filter->upAction.type) {
+ case XkbSA_LockDeviceBtn:
+ if ((filter->upAction.devbtn.flags&XkbSA_LockNoUnlock)||
+ !BitIsOn(dev->button->down, button))
+ return 0;
+ XkbFakeDeviceButton(dev,FALSE,button);
+ break;
+ case XkbSA_DeviceBtn:
+ XkbFakeDeviceButton(dev,FALSE,button);
+ break;
+ }
+ filter->active = 0;
+ }
+ return 0;
+}
+
+static XkbFilterPtr
+_XkbNextFreeFilter(
+ XkbSrvInfoPtr xkbi
+)
+{
+register int i;
+
+ if (xkbi->szFilters==0) {
+ xkbi->szFilters = 4;
+ xkbi->filters = calloc(xkbi->szFilters, sizeof(XkbFilterRec));
+ /* 6/21/93 (ef) -- XXX! deal with allocation failure */
+ }
+ for (i=0;i<xkbi->szFilters;i++) {
+ if (!xkbi->filters[i].active) {
+ xkbi->filters[i].keycode = 0;
+ return &xkbi->filters[i];
+ }
+ }
+ xkbi->szFilters*=2;
+ xkbi->filters= realloc(xkbi->filters,
+ xkbi->szFilters * sizeof(XkbFilterRec));
+ /* 6/21/93 (ef) -- XXX! deal with allocation failure */
+ memset(&xkbi->filters[xkbi->szFilters/2], 0,
+ (xkbi->szFilters/2)*sizeof(XkbFilterRec));
+ return &xkbi->filters[xkbi->szFilters/2];
+}
+
+static int
+_XkbApplyFilters(XkbSrvInfoPtr xkbi,unsigned kc,XkbAction *pAction)
+{
+register int i,send;
+
+ send= 1;
+ for (i=0;i<xkbi->szFilters;i++) {
+ if ((xkbi->filters[i].active)&&(xkbi->filters[i].filter))
+ send= ((*xkbi->filters[i].filter)(xkbi,&xkbi->filters[i],kc,pAction)
+ && send);
+ }
+ return send;
+}
+
+void
+XkbHandleActions(DeviceIntPtr dev, DeviceIntPtr kbd, DeviceEvent* event)
+{
+int key,bit,i;
+XkbSrvInfoPtr xkbi;
+KeyClassPtr keyc;
+int changed,sendEvent;
+Bool genStateNotify;
+XkbAction act;
+XkbFilterPtr filter;
+Bool keyEvent;
+Bool pressEvent;
+ProcessInputProc backupproc;
+
+xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(dev);
+
+ keyc= kbd->key;
+ xkbi= keyc->xkbInfo;
+ key= event->detail.key;
+ /* The state may change, so if we're not in the middle of sending a state
+ * notify, prepare for it */
+ if ((xkbi->flags&_XkbStateNotifyInProgress)==0) {
+ xkbi->prev_state = xkbi->state;
+ xkbi->flags|= _XkbStateNotifyInProgress;
+ genStateNotify= TRUE;
+ }
+ else genStateNotify= FALSE;
+
+ xkbi->clearMods = xkbi->setMods = 0;
+ xkbi->groupChange = 0;
+
+ sendEvent = 1;
+ keyEvent= ((event->type == ET_KeyPress) || (event->type == ET_KeyRelease));
+ pressEvent= ((event->type == ET_KeyPress)|| (event->type == ET_ButtonPress));
+
+ if (pressEvent) {
+ if (keyEvent)
+ act = XkbGetKeyAction(xkbi,&xkbi->state,key);
+ else {
+ act = XkbGetButtonAction(kbd,dev,key);
+ key|= BTN_ACT_FLAG;
+ }
+ sendEvent = _XkbApplyFilters(xkbi,key,&act);
+ if (sendEvent) {
+ switch (act.type) {
+ case XkbSA_SetMods:
+ case XkbSA_SetGroup:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent = _XkbFilterSetState(xkbi,filter,key,&act);
+ break;
+ case XkbSA_LatchMods:
+ case XkbSA_LatchGroup:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent=_XkbFilterLatchState(xkbi,filter,key,&act);
+ break;
+ case XkbSA_LockMods:
+ case XkbSA_LockGroup:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent=_XkbFilterLockState(xkbi,filter,key,&act);
+ break;
+ case XkbSA_ISOLock:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent=_XkbFilterISOLock(xkbi,filter,key,&act);
+ break;
+ case XkbSA_MovePtr:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent= _XkbFilterPointerMove(xkbi,filter,key,&act);
+ break;
+ case XkbSA_PtrBtn:
+ case XkbSA_LockPtrBtn:
+ case XkbSA_SetPtrDflt:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent= _XkbFilterPointerBtn(xkbi,filter,key,&act);
+ break;
+ case XkbSA_Terminate:
+ sendEvent= XkbDDXTerminateServer(dev,key,&act);
+ break;
+ case XkbSA_SwitchScreen:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent=_XkbFilterSwitchScreen(xkbi,filter,key,&act);
+ break;
+ case XkbSA_SetControls:
+ case XkbSA_LockControls:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent=_XkbFilterControls(xkbi,filter,key,&act);
+ break;
+ case XkbSA_ActionMessage:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent=_XkbFilterActionMessage(xkbi,filter,key,&act);
+ break;
+ case XkbSA_RedirectKey:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent= _XkbFilterRedirectKey(xkbi,filter,key,&act);
+ break;
+ case XkbSA_DeviceBtn:
+ case XkbSA_LockDeviceBtn:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent= _XkbFilterDeviceBtn(xkbi,filter,key,&act);
+ break;
+ case XkbSA_XFree86Private:
+ filter = _XkbNextFreeFilter(xkbi);
+ sendEvent= _XkbFilterXF86Private(xkbi,filter,key,&act);
+ break;
+ }
+ }
+ }
+ else {
+ if (!keyEvent)
+ key|= BTN_ACT_FLAG;
+ sendEvent = _XkbApplyFilters(xkbi,key,NULL);
+ }
+
+ if (xkbi->groupChange!=0)
+ xkbi->state.base_group+= xkbi->groupChange;
+ if (xkbi->setMods) {
+ for (i=0,bit=1; xkbi->setMods; i++,bit<<=1 ) {
+ if (xkbi->setMods&bit) {
+ keyc->modifierKeyCount[i]++;
+ xkbi->state.base_mods|= bit;
+ xkbi->setMods&= ~bit;
+ }
+ }
+ }
+ if (xkbi->clearMods) {
+ for (i=0,bit=1; xkbi->clearMods; i++,bit<<=1 ) {
+ if (xkbi->clearMods&bit) {
+ keyc->modifierKeyCount[i]--;
+ if (keyc->modifierKeyCount[i]<=0) {
+ xkbi->state.base_mods&= ~bit;
+ keyc->modifierKeyCount[i] = 0;
+ }
+ xkbi->clearMods&= ~bit;
+ }
+ }
+ }
+
+ if (sendEvent) {
+ DeviceIntPtr tmpdev;
+ if (keyEvent)
+ tmpdev = dev;
+ else
+ tmpdev = GetPairedDevice(dev);
+
+ UNWRAP_PROCESS_INPUT_PROC(tmpdev,xkbPrivPtr, backupproc);
+ dev->public.processInputProc((InternalEvent*)event, tmpdev);
+ COND_WRAP_PROCESS_INPUT_PROC(tmpdev, xkbPrivPtr,
+ backupproc,xkbUnwrapProc);
+ }
+ else if (keyEvent) {
+ FixKeyState(event, dev);
+ }
+
+ XkbComputeDerivedState(xkbi);
+ changed = XkbStateChangedFlags(&xkbi->prev_state,&xkbi->state);
+ if (genStateNotify) {
+ if (changed) {
+ xkbStateNotify sn;
+ sn.keycode= key;
+ sn.eventType= event->type;
+ sn.requestMajor = sn.requestMinor = 0;
+ sn.changed= changed;
+ XkbSendStateNotify(dev,&sn);
+ }
+ xkbi->flags&= ~_XkbStateNotifyInProgress;
+ }
+ changed= XkbIndicatorsToUpdate(dev,changed,FALSE);
+ if (changed) {
+ XkbEventCauseRec cause;
+ XkbSetCauseKey(&cause, key, event->type);
+ XkbUpdateIndicators(dev,changed,FALSE,NULL,&cause);
+ }
+ return;
+}
+
+int
+XkbLatchModifiers(DeviceIntPtr pXDev,CARD8 mask,CARD8 latches)
+{
+XkbSrvInfoPtr xkbi;
+XkbFilterPtr filter;
+XkbAction act;
+unsigned clear;
+
+ if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) {
+ xkbi = pXDev->key->xkbInfo;
+ clear= (mask&(~latches));
+ xkbi->state.latched_mods&= ~clear;
+ /* Clear any pending latch to locks.
+ */
+ act.type = XkbSA_NoAction;
+ _XkbApplyFilters(xkbi,SYNTHETIC_KEYCODE,&act);
+ act.type = XkbSA_LatchMods;
+ act.mods.flags = 0;
+ act.mods.mask = mask&latches;
+ filter = _XkbNextFreeFilter(xkbi);
+ _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act);
+ _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL);
+ return Success;
+ }
+ return BadValue;
+}
+
+int
+XkbLatchGroup(DeviceIntPtr pXDev,int group)
+{
+XkbSrvInfoPtr xkbi;
+XkbFilterPtr filter;
+XkbAction act;
+
+ if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) {
+ xkbi = pXDev->key->xkbInfo;
+ act.type = XkbSA_LatchGroup;
+ act.group.flags = 0;
+ XkbSASetGroup(&act.group,group);
+ filter = _XkbNextFreeFilter(xkbi);
+ _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act);
+ _XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL);
+ return Success;
+ }
+ return BadValue;
+}
+
+/***====================================================================***/
+
+void
+XkbClearAllLatchesAndLocks( DeviceIntPtr dev,
+ XkbSrvInfoPtr xkbi,
+ Bool genEv,
+ XkbEventCausePtr cause)
+{
+XkbStateRec os;
+xkbStateNotify sn;
+
+ sn.changed= 0;
+ os= xkbi->state;
+ if (os.latched_mods) { /* clear all latches */
+ XkbLatchModifiers(dev,~0,0);
+ sn.changed|= XkbModifierLatchMask;
+ }
+ if (os.latched_group) {
+ XkbLatchGroup(dev,0);
+ sn.changed|= XkbGroupLatchMask;
+ }
+ if (os.locked_mods) {
+ xkbi->state.locked_mods= 0;
+ sn.changed|= XkbModifierLockMask;
+ }
+ if (os.locked_group) {
+ xkbi->state.locked_group= 0;
+ sn.changed|= XkbGroupLockMask;
+ }
+ if ( genEv && sn.changed) {
+ CARD32 changed;
+
+ XkbComputeDerivedState(xkbi);
+ sn.keycode= cause->kc;
+ sn.eventType= cause->event;
+ sn.requestMajor= cause->mjr;
+ sn.requestMinor= cause->mnr;
+ sn.changed= XkbStateChangedFlags(&os,&xkbi->state);
+ XkbSendStateNotify(dev,&sn);
+ changed= XkbIndicatorsToUpdate(dev,sn.changed,FALSE);
+ if (changed) {
+ XkbUpdateIndicators(dev,changed,TRUE,NULL,cause);
+ }
+ }
+ return;
+}
+
+/*
+ * The event is injected into the event processing, not the EQ. Thus,
+ * ensure that we restore the master after the event sequence to the
+ * original set of classes. Otherwise, the master remains on the XTEST
+ * classes and drops events that don't fit into the XTEST layout (e.g.
+ * events with more than 2 valuators).
+ *
+ * FIXME: EQ injection in the processing stage is not designed for, so this
+ * is a rather awkward hack. The event list returned by GetPointerEvents()
+ * and friends is always prefixed with a DCE if the last _posted_ device was
+ * different. For normal events, this sequence then resets the master during
+ * the processing stage. Since we inject the PointerKey events in the
+ * processing stage though, we need to manually reset to restore the
+ * previous order, because the events already in the EQ must be sent for the
+ * right device.
+ * So we post-fix the event list we get from GPE with a DCE back to the
+ * previous slave device.
+ *
+ * First one on drinking island wins!
+ */
+static void
+InjectPointerKeyEvents(DeviceIntPtr dev, int type, int button, int flags, ValuatorMask *mask)
+{
+ ScreenPtr pScreen;
+ EventListPtr events;
+ int nevents, i;
+ DeviceIntPtr ptr, mpointer, lastSlave = NULL;
+ Bool saveWait;
+
+ if (IsMaster(dev)) {
+ mpointer = GetMaster(dev, MASTER_POINTER);
+ lastSlave = mpointer->lastSlave;
+ ptr = GetXTestDevice(mpointer);
+ } else if (IsFloating(dev))
+ ptr = dev;
+ else
+ return;
+
+
+ events = InitEventList(GetMaximumEventsNum() + 1);
+ OsBlockSignals();
+ pScreen = miPointerGetScreen(ptr);
+ saveWait = miPointerSetWaitForUpdate(pScreen, FALSE);
+ nevents = GetPointerEvents(events, ptr, type, button, flags, mask);
+ if (IsMaster(dev) && (lastSlave && lastSlave != ptr))
+ UpdateFromMaster(&events[nevents], lastSlave, DEVCHANGE_POINTER_EVENT, &nevents);
+ miPointerSetWaitForUpdate(pScreen, saveWait);
+ OsReleaseSignals();
+
+ for (i = 0; i < nevents; i++)
+ mieqProcessDeviceEvent(ptr, (InternalEvent*)events[i].event, NULL);
+
+ FreeEventList(events, GetMaximumEventsNum());
+
+}
+
+static void
+XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y)
+{
+ ValuatorMask mask;
+ int gpe_flags = 0;
+
+ /* ignore attached SDs */
+ if (!IsMaster(dev) && !IsFloating(dev))
+ return;
+
+ if (flags & XkbSA_MoveAbsoluteX || flags & XkbSA_MoveAbsoluteY)
+ gpe_flags = POINTER_ABSOLUTE;
+ else
+ gpe_flags = POINTER_RELATIVE;
+
+ valuator_mask_set_range(&mask, 0, 2, (int[]){x, y});
+
+ InjectPointerKeyEvents(dev, MotionNotify, 0, gpe_flags, &mask);
+}
+
+void
+XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button)
+{
+ DeviceIntPtr ptr;
+ int down;
+
+ /* If dev is a slave device, and the SD is attached, do nothing. If we'd
+ * post through the attached master pointer we'd get duplicate events.
+ *
+ * if dev is a master keyboard, post through the XTEST device
+ *
+ * if dev is a floating slave, post through the device itself.
+ */
+
+ if (IsMaster(dev)) {
+ DeviceIntPtr mpointer = GetMaster(dev, MASTER_POINTER);
+ ptr = GetXTestDevice(mpointer);
+ } else if (IsFloating(dev))
+ ptr = dev;
+ else
+ return;
+
+ down = button_is_down(ptr, button, BUTTON_PROCESSED);
+ if (press == down)
+ return;
+
+ InjectPointerKeyEvents(dev, press ? ButtonPress : ButtonRelease,
+ button, 0, NULL);
+}
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