From 0a5888393c68f6f7db86206d1f277232db18240b Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 4 Mar 2011 13:54:03 +0000 Subject: xserver xkeyboard-config mesa git update 4 Marc 2011 --- xorg-server/xkb/xkbAccessX.c | 1546 +++++++++++++++++++++--------------------- 1 file changed, 773 insertions(+), 773 deletions(-) (limited to 'xorg-server/xkb/xkbAccessX.c') diff --git a/xorg-server/xkb/xkbAccessX.c b/xorg-server/xkb/xkbAccessX.c index 70b1c6013..12fe2a1f5 100644 --- a/xorg-server/xkb/xkbAccessX.c +++ b/xorg-server/xkb/xkbAccessX.c @@ -1,773 +1,773 @@ -/************************************************************ -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 -#endif - -#include -#include -#include -#include -#include -#include "exglobals.h" -#include -#include "inputstr.h" -#include "eventstr.h" -#include -#if !defined(WIN32) -#include -#endif - -int XkbDfltRepeatDelay= 660; -int XkbDfltRepeatInterval= 40; - -#define DFLT_TIMEOUT_CTRLS (XkbAX_KRGMask|XkbStickyKeysMask|XkbMouseKeysMask) -#define DFLT_TIMEOUT_OPTS (XkbAX_IndicatorFBMask) - -unsigned short XkbDfltAccessXTimeout= 120; -unsigned int XkbDfltAccessXTimeoutMask= DFLT_TIMEOUT_CTRLS; -static unsigned int XkbDfltAccessXTimeoutValues= 0; -static unsigned int XkbDfltAccessXTimeoutOptionsMask= DFLT_TIMEOUT_OPTS; -static unsigned int XkbDfltAccessXTimeoutOptionsValues= 0; -unsigned int XkbDfltAccessXFeedback= XkbAccessXFeedbackMask; -unsigned short XkbDfltAccessXOptions= XkbAX_AllOptionsMask & ~(XkbAX_IndicatorFBMask|XkbAX_SKReleaseFBMask|XkbAX_SKRejectFBMask); - -void -AccessXComputeCurveFactor(XkbSrvInfoPtr xkbi,XkbControlsPtr ctrls) -{ - xkbi->mouseKeysCurve= 1.0+(((double)ctrls->mk_curve)*0.001); - xkbi->mouseKeysCurveFactor= ( ((double)ctrls->mk_max_speed)/ - pow((double)ctrls->mk_time_to_max,xkbi->mouseKeysCurve)); - return; -} - -void -AccessXInit(DeviceIntPtr keybd) -{ -XkbSrvInfoPtr xkbi = keybd->key->xkbInfo; -XkbControlsPtr ctrls = xkbi->desc->ctrls; - - xkbi->shiftKeyCount= 0; - xkbi->mouseKeysCounter= 0; - xkbi->inactiveKey= 0; - xkbi->slowKey= 0; - xkbi->repeatKey= 0; - xkbi->krgTimerActive= _OFF_TIMER; - xkbi->beepType= _BEEP_NONE; - xkbi->beepCount= 0; - xkbi->mouseKeyTimer= NULL; - xkbi->slowKeysTimer= NULL; - xkbi->bounceKeysTimer= NULL; - xkbi->repeatKeyTimer= NULL; - xkbi->krgTimer= NULL; - xkbi->beepTimer= NULL; - ctrls->repeat_delay = XkbDfltRepeatDelay; - ctrls->repeat_interval = XkbDfltRepeatInterval; - ctrls->debounce_delay = 300; - ctrls->slow_keys_delay = 300; - ctrls->mk_delay = 160; - ctrls->mk_interval = 40; - ctrls->mk_time_to_max = 30; - ctrls->mk_max_speed = 30; - ctrls->mk_curve = 500; - ctrls->mk_dflt_btn = 1; - ctrls->ax_timeout = XkbDfltAccessXTimeout; - ctrls->axt_ctrls_mask = XkbDfltAccessXTimeoutMask; - ctrls->axt_ctrls_values = XkbDfltAccessXTimeoutValues; - ctrls->axt_opts_mask = XkbDfltAccessXTimeoutOptionsMask; - ctrls->axt_opts_values = XkbDfltAccessXTimeoutOptionsValues; - if (XkbDfltAccessXTimeout) - ctrls->enabled_ctrls |= XkbAccessXTimeoutMask; - else - ctrls->enabled_ctrls &= ~XkbAccessXTimeoutMask; - ctrls->enabled_ctrls |= XkbDfltAccessXFeedback; - ctrls->ax_options = XkbDfltAccessXOptions; - AccessXComputeCurveFactor(xkbi,ctrls); - return; -} - -/************************************************************************/ -/* */ -/* AccessXKeyboardEvent */ -/* */ -/* Generate a synthetic keyboard event. */ -/* */ -/************************************************************************/ -static void -AccessXKeyboardEvent(DeviceIntPtr keybd, - int type, - BYTE keyCode, - Bool isRepeat) -{ - DeviceEvent event; - memset(&event, 0, sizeof(DeviceEvent)); - event.header = ET_Internal; - event.type = type; - event.detail.key = keyCode; - event.time = GetTimeInMillis(); - event.length = sizeof(DeviceEvent); - event.key_repeat = isRepeat; - event.sourceid = keybd->id; - event.deviceid = keybd->id; - - if (xkbDebugFlags&0x8) { - DebugF("[xkb] AXKE: Key %d %s\n", keyCode, - (event.type == ET_KeyPress ? "down" : "up")); - } - - XkbProcessKeyboardEvent(&event, keybd); - return; -} /* AccessXKeyboardEvent */ - -/************************************************************************/ -/* */ -/* AccessXKRGTurnOn */ -/* */ -/* Turn the keyboard response group on. */ -/* */ -/************************************************************************/ -static void -AccessXKRGTurnOn(DeviceIntPtr dev,CARD16 KRGControl,xkbControlsNotify *pCN) -{ -XkbSrvInfoPtr xkbi = dev->key->xkbInfo; -XkbControlsPtr ctrls = xkbi->desc->ctrls; -XkbControlsRec old; -XkbEventCauseRec cause; -XkbSrvLedInfoPtr sli; - - old= *ctrls; - ctrls->enabled_ctrls |= (KRGControl&XkbAX_KRGMask); - if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) - XkbSendControlsNotify(dev,pCN); - cause.kc= pCN->keycode; - cause.event= pCN->eventType; - cause.mjr= pCN->requestMajor; - cause.mnr= pCN->requestMinor; - sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); - if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) - XkbDDXAccessXBeep(dev,_BEEP_FEATURE_ON,KRGControl); - return; - -} /* AccessXKRGTurnOn */ - -/************************************************************************/ -/* */ -/* AccessXKRGTurnOff */ -/* */ -/* Turn the keyboard response group off. */ -/* */ -/************************************************************************/ -static void -AccessXKRGTurnOff(DeviceIntPtr dev,xkbControlsNotify *pCN) -{ -XkbSrvInfoPtr xkbi = dev->key->xkbInfo; -XkbControlsPtr ctrls = xkbi->desc->ctrls; -XkbControlsRec old; -XkbEventCauseRec cause; -XkbSrvLedInfoPtr sli; - - old = *ctrls; - ctrls->enabled_ctrls &= ~XkbAX_KRGMask; - if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) - XkbSendControlsNotify(dev,pCN); - cause.kc= pCN->keycode; - cause.event= pCN->eventType; - cause.mjr= pCN->requestMajor; - cause.mnr= pCN->requestMinor; - sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); - if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) { - unsigned changes= old.enabled_ctrls^ctrls->enabled_ctrls; - XkbDDXAccessXBeep(dev,_BEEP_FEATURE_OFF,changes); - } - return; - -} /* AccessXKRGTurnOff */ - -/************************************************************************/ -/* */ -/* AccessXStickyKeysTurnOn */ -/* */ -/* Turn StickyKeys on. */ -/* */ -/************************************************************************/ -static void -AccessXStickyKeysTurnOn(DeviceIntPtr dev,xkbControlsNotify *pCN) -{ -XkbSrvInfoPtr xkbi = dev->key->xkbInfo; -XkbControlsPtr ctrls = xkbi->desc->ctrls; -XkbControlsRec old; -XkbEventCauseRec cause; -XkbSrvLedInfoPtr sli; - - old = *ctrls; - ctrls->enabled_ctrls |= XkbStickyKeysMask; - xkbi->shiftKeyCount = 0; - if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) - XkbSendControlsNotify(dev,pCN); - cause.kc= pCN->keycode; - cause.event= pCN->eventType; - cause.mjr= pCN->requestMajor; - cause.mnr= pCN->requestMinor; - sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); - if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) { - XkbDDXAccessXBeep(dev,_BEEP_FEATURE_ON,XkbStickyKeysMask); - } - return; - -} /* AccessXStickyKeysTurnOn */ - -/************************************************************************/ -/* */ -/* AccessXStickyKeysTurnOff */ -/* */ -/* Turn StickyKeys off. */ -/* */ -/************************************************************************/ -static void -AccessXStickyKeysTurnOff(DeviceIntPtr dev,xkbControlsNotify *pCN) -{ -XkbSrvInfoPtr xkbi = dev->key->xkbInfo; -XkbControlsPtr ctrls = xkbi->desc->ctrls; -XkbControlsRec old; -XkbEventCauseRec cause; -XkbSrvLedInfoPtr sli; - - old = *ctrls; - ctrls->enabled_ctrls &= ~XkbStickyKeysMask; - xkbi->shiftKeyCount = 0; - if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) - XkbSendControlsNotify(dev,pCN); - - cause.kc= pCN->keycode; - cause.event= pCN->eventType; - cause.mjr= pCN->requestMajor; - cause.mnr= pCN->requestMinor; - sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); - if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) { - XkbDDXAccessXBeep(dev,_BEEP_FEATURE_OFF,XkbStickyKeysMask); - } -#ifndef NO_CLEAR_LATCHES_FOR_STICKY_KEYS_OFF - XkbClearAllLatchesAndLocks(dev,xkbi,FALSE,&cause); -#endif - return; -} /* AccessXStickyKeysTurnOff */ - -static CARD32 -AccessXKRGExpire(OsTimerPtr timer,CARD32 now,pointer arg) -{ -XkbSrvInfoPtr xkbi= ((DeviceIntPtr)arg)->key->xkbInfo; -xkbControlsNotify cn; - - if (xkbi->krgTimerActive==_KRG_WARN_TIMER) { - XkbDDXAccessXBeep((DeviceIntPtr)arg,_BEEP_SLOW_WARN,XkbStickyKeysMask); - xkbi->krgTimerActive= _KRG_TIMER; - return 4000; - } - xkbi->krgTimerActive= _OFF_TIMER; - cn.keycode = 0; - cn.eventType = 0; - cn.requestMajor = 0; - cn.requestMinor = 0; - if (xkbi->desc->ctrls->enabled_ctrls&XkbSlowKeysMask) - AccessXKRGTurnOff((DeviceIntPtr)arg,&cn); - else AccessXKRGTurnOn((DeviceIntPtr)arg,XkbSlowKeysMask,&cn); - return 0; -} - -static CARD32 -AccessXRepeatKeyExpire(OsTimerPtr timer,CARD32 now,pointer arg) -{ -DeviceIntPtr dev = (DeviceIntPtr) arg; -XkbSrvInfoPtr xkbi = dev->key->xkbInfo; - - if (xkbi->repeatKey == 0) - return 0; - - AccessXKeyboardEvent(dev, ET_KeyPress, xkbi->repeatKey, TRUE); - - return xkbi->desc->ctrls->repeat_interval; -} - -void -AccessXCancelRepeatKey(XkbSrvInfoPtr xkbi,KeyCode key) -{ - if (xkbi->repeatKey==key) - xkbi->repeatKey= 0; - return; -} - -static CARD32 -AccessXSlowKeyExpire(OsTimerPtr timer,CARD32 now,pointer arg) -{ -DeviceIntPtr keybd; -XkbSrvInfoPtr xkbi; -XkbDescPtr xkb; -XkbControlsPtr ctrls; - - keybd= (DeviceIntPtr)arg; - xkbi= keybd->key->xkbInfo; - xkb= xkbi->desc; - ctrls= xkb->ctrls; - if (xkbi->slowKey!=0) { - xkbAccessXNotify ev; - KeySym *sym= XkbKeySymsPtr(xkb,xkbi->slowKey); - ev.detail= XkbAXN_SKAccept; - ev.keycode= xkbi->slowKey; - ev.slowKeysDelay= ctrls->slow_keys_delay; - ev.debounceDelay= ctrls->debounce_delay; - XkbSendAccessXNotify(keybd,&ev); - if (XkbAX_NeedFeedback(ctrls,XkbAX_SKAcceptFBMask)) - XkbDDXAccessXBeep(keybd,_BEEP_SLOW_ACCEPT,XkbSlowKeysMask); - AccessXKeyboardEvent(keybd, ET_KeyPress,xkbi->slowKey,FALSE); - /* check for magic sequences */ - if ((ctrls->enabled_ctrls&XkbAccessXKeysMask) && - ((sym[0]==XK_Shift_R)||(sym[0]==XK_Shift_L))) - xkbi->shiftKeyCount++; - - /* Start repeating if necessary. Stop autorepeating if the user - * presses a non-modifier key that doesn't autorepeat. - */ - if (keybd->kbdfeed->ctrl.autoRepeat && - ((xkbi->slowKey != xkbi->mouseKey) || (!xkbi->mouseKeysAccel)) && - (ctrls->enabled_ctrls&XkbRepeatKeysMask)) { - if (BitIsOn(keybd->kbdfeed->ctrl.autoRepeats,xkbi->slowKey)) { - xkbi->repeatKey = xkbi->slowKey; - xkbi->repeatKeyTimer= TimerSet(xkbi->repeatKeyTimer, - 0, ctrls->repeat_delay, - AccessXRepeatKeyExpire, (pointer)keybd); - } - } - } - return 0; -} - -static CARD32 -AccessXBounceKeyExpire(OsTimerPtr timer,CARD32 now,pointer arg) -{ -XkbSrvInfoPtr xkbi= ((DeviceIntPtr)arg)->key->xkbInfo; - - xkbi->inactiveKey= 0; - return 0; -} - -static CARD32 -AccessXTimeoutExpire(OsTimerPtr timer,CARD32 now,pointer arg) -{ -DeviceIntPtr dev = (DeviceIntPtr)arg; -XkbSrvInfoPtr xkbi= dev->key->xkbInfo; -XkbControlsPtr ctrls= xkbi->desc->ctrls; -XkbControlsRec old; -xkbControlsNotify cn; -XkbEventCauseRec cause; -XkbSrvLedInfoPtr sli; - - if (xkbi->lastPtrEventTime) { - unsigned timeToWait = (ctrls->ax_timeout*1000); - unsigned timeElapsed = (now-xkbi->lastPtrEventTime); - - if (timeToWait > timeElapsed) - return timeToWait - timeElapsed; - } - old= *ctrls; - xkbi->shiftKeyCount= 0; - ctrls->enabled_ctrls&= ~ctrls->axt_ctrls_mask; - ctrls->enabled_ctrls|= - (ctrls->axt_ctrls_values&ctrls->axt_ctrls_mask); - if (ctrls->axt_opts_mask) { - ctrls->ax_options&= ~ctrls->axt_opts_mask; - ctrls->ax_options|= (ctrls->axt_opts_values&ctrls->axt_opts_mask); - } - if (XkbComputeControlsNotify(dev,&old,ctrls,&cn,FALSE)) { - cn.keycode = 0; - cn.eventType = 0; - cn.requestMajor = 0; - cn.requestMinor = 0; - XkbSendControlsNotify(dev,&cn); - } - XkbSetCauseUnknown(&cause); - sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); - if (ctrls->ax_options!=old.ax_options) { - unsigned set,cleared,bell; - set= ctrls->ax_options&(~old.ax_options); - cleared= (~ctrls->ax_options)&old.ax_options; - if (set && cleared) bell= _BEEP_FEATURE_CHANGE; - else if (set) bell= _BEEP_FEATURE_ON; - else bell= _BEEP_FEATURE_OFF; - XkbDDXAccessXBeep(dev,bell,XkbAccessXTimeoutMask); - } - xkbi->krgTimerActive= _OFF_TIMER; - return 0; -} - - -/************************************************************************/ -/* */ -/* AccessXFilterPressEvent */ -/* */ -/* Filter events before they get any further if SlowKeys is turned on. */ -/* In addition, this routine handles the ever so popular magic key */ -/* acts for turning various accessibility features on/off. */ -/* */ -/* Returns TRUE if this routine has discarded the event. */ -/* Returns FALSE if the event needs further processing. */ -/* */ -/************************************************************************/ -Bool -AccessXFilterPressEvent( DeviceEvent* event, - DeviceIntPtr keybd) -{ -XkbSrvInfoPtr xkbi = keybd->key->xkbInfo; -XkbControlsPtr ctrls = xkbi->desc->ctrls; -Bool ignoreKeyEvent = FALSE; -KeyCode key = event->detail.key; -KeySym * sym = XkbKeySymsPtr(xkbi->desc,key); - - if (ctrls->enabled_ctrls&XkbAccessXKeysMask) { - /* check for magic sequences */ - if ((sym[0]==XK_Shift_R)||(sym[0]==XK_Shift_L)) { - if (XkbAX_NeedFeedback(ctrls,XkbAX_SlowWarnFBMask)) { - xkbi->krgTimerActive = _KRG_WARN_TIMER; - xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, 4000, - AccessXKRGExpire, (pointer)keybd); - } - else { - xkbi->krgTimerActive = _KRG_TIMER; - xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, 8000, - AccessXKRGExpire, (pointer)keybd); - } - if (!(ctrls->enabled_ctrls & XkbSlowKeysMask)) { - CARD32 now= GetTimeInMillis(); - if ((now-xkbi->lastShiftEventTime)>15000) - xkbi->shiftKeyCount= 1; - else xkbi->shiftKeyCount++; - xkbi->lastShiftEventTime= now; - } - } - else { - if (xkbi->krgTimerActive) { - xkbi->krgTimer= TimerSet(xkbi->krgTimer,0, 0, NULL, NULL); - xkbi->krgTimerActive= _OFF_TIMER; - } - } - } - - /* Don't transmit the KeyPress if SlowKeys is turned on; - * The wakeup handler will synthesize one for us if the user - * has held the key long enough. - */ - if (ctrls->enabled_ctrls & XkbSlowKeysMask) { - xkbAccessXNotify ev; - /* If key was already pressed, ignore subsequent press events - * from the server's autorepeat - */ - if(xkbi->slowKey == key) - return TRUE; - ev.detail= XkbAXN_SKPress; - ev.keycode= key; - ev.slowKeysDelay= ctrls->slow_keys_delay; - ev.debounceDelay= ctrls->debounce_delay; - XkbSendAccessXNotify(keybd,&ev); - if (XkbAX_NeedFeedback(ctrls,XkbAX_SKPressFBMask)) - XkbDDXAccessXBeep(keybd,_BEEP_SLOW_PRESS,XkbSlowKeysMask); - xkbi->slowKey= key; - xkbi->slowKeysTimer = TimerSet(xkbi->slowKeysTimer, - 0, ctrls->slow_keys_delay, - AccessXSlowKeyExpire, (pointer)keybd); - ignoreKeyEvent = TRUE; - } - - /* Don't transmit the KeyPress if BounceKeys is turned on - * and the user pressed the same key within a given time period - * from the last release. - */ - else if ((ctrls->enabled_ctrls & XkbBounceKeysMask) && - (key == xkbi->inactiveKey)) { - if (XkbAX_NeedFeedback(ctrls,XkbAX_BKRejectFBMask)) - XkbDDXAccessXBeep(keybd,_BEEP_BOUNCE_REJECT,XkbBounceKeysMask); - ignoreKeyEvent = TRUE; - } - - /* Start repeating if necessary. Stop autorepeating if the user - * presses a non-modifier key that doesn't autorepeat. - */ - if (XkbDDXUsesSoftRepeat(keybd)) { - if ((keybd->kbdfeed->ctrl.autoRepeat) && - ((ctrls->enabled_ctrls&(XkbSlowKeysMask|XkbRepeatKeysMask))== - XkbRepeatKeysMask)) { - if (BitIsOn(keybd->kbdfeed->ctrl.autoRepeats,key)) { - if (xkbDebugFlags&0x10) - DebugF("Starting software autorepeat...\n"); - if (xkbi->repeatKey == key) - ignoreKeyEvent = TRUE; - else { - xkbi->repeatKey = key; - xkbi->repeatKeyTimer= TimerSet(xkbi->repeatKeyTimer, - 0, ctrls->repeat_delay, - AccessXRepeatKeyExpire, (pointer)keybd); - } - } - } - } - - /* Check for two keys being pressed at the same time. This section - * essentially says the following: - * - * If StickyKeys is on, and a modifier is currently being held down, - * and one of the following is true: the current key is not a modifier - * or the currentKey is a modifier, but not the only modifier being - * held down, turn StickyKeys off if the TwoKeys off ctrl is set. - */ - if ((ctrls->enabled_ctrls & XkbStickyKeysMask) && - (xkbi->state.base_mods!=0) && - (XkbAX_NeedOption(ctrls,XkbAX_TwoKeysMask))) { - xkbControlsNotify cn; - cn.keycode = key; - cn.eventType = KeyPress; - cn.requestMajor = 0; - cn.requestMinor = 0; - AccessXStickyKeysTurnOff(keybd,&cn); - } - - if (!ignoreKeyEvent) - XkbProcessKeyboardEvent(event, keybd); - return ignoreKeyEvent; -} /* AccessXFilterPressEvent */ - -/************************************************************************/ -/* */ -/* AccessXFilterReleaseEvent */ -/* */ -/* Filter events before they get any further if SlowKeys is turned on. */ -/* In addition, this routine handles the ever so popular magic key */ -/* acts for turning various accessibility features on/off. */ -/* */ -/* Returns TRUE if this routine has discarded the event. */ -/* Returns FALSE if the event needs further processing. */ -/* */ -/************************************************************************/ -Bool -AccessXFilterReleaseEvent( DeviceEvent* event, - DeviceIntPtr keybd) -{ -XkbSrvInfoPtr xkbi = keybd->key->xkbInfo; -XkbControlsPtr ctrls = xkbi->desc->ctrls; -KeyCode key = event->detail.key; -Bool ignoreKeyEvent = FALSE; - - /* Don't transmit the KeyRelease if BounceKeys is on and - * this is the release of a key that was ignored due to - * BounceKeys. - */ - if (ctrls->enabled_ctrls & XkbBounceKeysMask) { - if ((key!=xkbi->mouseKey)&&(!BitIsOn(keybd->key->down,key))) - ignoreKeyEvent = TRUE; - xkbi->inactiveKey= key; - xkbi->bounceKeysTimer= TimerSet(xkbi->bounceKeysTimer, 0, - ctrls->debounce_delay, - AccessXBounceKeyExpire, (pointer)keybd); - } - - /* Don't transmit the KeyRelease if SlowKeys is turned on and - * the user didn't hold the key long enough. We know we passed - * the key if the down bit was set by CoreProcessKeyboadEvent. - */ - if (ctrls->enabled_ctrls & XkbSlowKeysMask) { - xkbAccessXNotify ev; - unsigned beep_type; - ev.keycode= key; - ev.slowKeysDelay= ctrls->slow_keys_delay; - ev.debounceDelay= ctrls->debounce_delay; - if (BitIsOn(keybd->key->down,key) || (xkbi->mouseKey == key)) { - ev.detail= XkbAXN_SKRelease; - beep_type= _BEEP_SLOW_RELEASE; - } - else { - ev.detail= XkbAXN_SKReject; - beep_type= _BEEP_SLOW_REJECT; - ignoreKeyEvent = TRUE; - } - XkbSendAccessXNotify(keybd,&ev); - if (XkbAX_NeedFeedback(ctrls,XkbAX_SKRejectFBMask)) { - XkbDDXAccessXBeep(keybd,beep_type,XkbSlowKeysMask); - } - if (xkbi->slowKey==key) - xkbi->slowKey= 0; - } - - /* Stop Repeating if the user releases the key that is currently - * repeating. - */ - if (xkbi->repeatKey==key) { - xkbi->repeatKey= 0; - } - - if ((ctrls->enabled_ctrls&XkbAccessXTimeoutMask)&&(ctrls->ax_timeout>0)) { - xkbi->lastPtrEventTime= 0; - xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, - ctrls->ax_timeout*1000, - AccessXTimeoutExpire, (pointer)keybd); - xkbi->krgTimerActive= _ALL_TIMEOUT_TIMER; - } - else if (xkbi->krgTimerActive!=_OFF_TIMER) { - xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, 0, NULL, NULL); - xkbi->krgTimerActive= _OFF_TIMER; - } - - /* Keep track of how many times the Shift key has been pressed. - * If it has been pressed and released 5 times in a row, toggle - * the state of StickyKeys. - */ - if ((!ignoreKeyEvent)&&(xkbi->shiftKeyCount)) { - KeySym *pSym= XkbKeySymsPtr(xkbi->desc,key); - if ((pSym[0]!=XK_Shift_L)&&(pSym[0]!=XK_Shift_R)) { - xkbi->shiftKeyCount= 0; - } - else if (xkbi->shiftKeyCount>=5) { - xkbControlsNotify cn; - cn.keycode = key; - cn.eventType = KeyPress; - cn.requestMajor = 0; - cn.requestMinor = 0; - if (ctrls->enabled_ctrls & XkbStickyKeysMask) - AccessXStickyKeysTurnOff(keybd,&cn); - else - AccessXStickyKeysTurnOn(keybd,&cn); - xkbi->shiftKeyCount= 0; - } - } - - if (!ignoreKeyEvent) - XkbProcessKeyboardEvent(event, keybd); - return ignoreKeyEvent; - -} /* AccessXFilterReleaseEvent */ - -/************************************************************************/ -/* */ -/* ProcessPointerEvent */ -/* */ -/* This routine merely sets the shiftKeyCount and clears the keyboard */ -/* response group timer (if necessary) on a mouse event. This is so */ -/* multiple shifts with just the mouse and shift-drags with the mouse */ -/* don't accidentally turn on StickyKeys or the Keyboard Response Group.*/ -/* */ -/************************************************************************/ -extern int xkbDevicePrivateIndex; -extern void xkbUnwrapProc(DeviceIntPtr, DeviceHandleProc, pointer); -void -ProcessPointerEvent( InternalEvent *ev, - DeviceIntPtr mouse) -{ -DeviceIntPtr dev; -XkbSrvInfoPtr xkbi = NULL; -unsigned changed = 0; -ProcessInputProc backupproc; -xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(mouse); -DeviceEvent *event = &ev->device_event; - - dev = (IsMaster(mouse) || mouse->u.master) ? GetMaster(mouse, MASTER_KEYBOARD) : mouse; - - if (dev && dev->key) - { - xkbi = dev->key->xkbInfo; - xkbi->shiftKeyCount = 0; - xkbi->lastPtrEventTime= event->time; - } - - if (event->type == ET_ButtonPress) { - changed |= XkbPointerButtonMask; - } - else if (event->type == ET_ButtonRelease) { - if (xkbi) { - xkbi->lockedPtrButtons&= ~(1 << (event->detail.key & 0x7)); - - if (IsMaster(dev)) - { - DeviceIntPtr source; - int rc; - rc = dixLookupDevice(&source, event->sourceid, serverClient, DixWriteAccess); - if (rc != Success) - ErrorF("[xkb] bad sourceid '%d' on button release event.\n", event->sourceid); - else if (!IsXTestDevice(source, GetMaster(dev, MASTER_POINTER))) - XkbFakeDeviceButton(dev, FALSE, event->detail.key); - } - } - - changed |= XkbPointerButtonMask; - } - - UNWRAP_PROCESS_INPUT_PROC(mouse, xkbPrivPtr, backupproc); - mouse->public.processInputProc(ev, mouse); - COND_WRAP_PROCESS_INPUT_PROC(mouse, xkbPrivPtr, - backupproc, xkbUnwrapProc); - - if (!xkbi) - return; - - xkbi->state.ptr_buttons = (mouse->button) ? mouse->button->state : 0; - - /* clear any latched modifiers */ - if ( xkbi->state.latched_mods && (event->type == ET_ButtonRelease) ) { - unsigned changed_leds; - XkbStateRec oldState; - XkbSrvLedInfoPtr sli; - - sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); - oldState= xkbi->state; - XkbLatchModifiers(dev,0xFF,0x00); - - XkbComputeDerivedState(xkbi); - changed |= XkbStateChangedFlags(&oldState,&xkbi->state); - if (changed&sli->usedComponents) { - changed_leds= XkbIndicatorsToUpdate(dev,changed,FALSE); - if (changed_leds) { - XkbEventCauseRec cause; - XkbSetCauseKey(&cause,(event->detail.key & 0x7), event->type); - XkbUpdateIndicators(dev,changed_leds,TRUE,NULL,&cause); - } - } - } - - if (((xkbi->flags&_XkbStateNotifyInProgress)==0)&&(changed!=0)) { - xkbStateNotify sn; - sn.keycode= event->detail.key; - sn.eventType= event->type; - sn.requestMajor = sn.requestMinor = 0; - sn.changed= changed; - XkbSendStateNotify(dev,&sn); - } - -} /* ProcessPointerEvent */ - - - - +/************************************************************ +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 +#endif + +#include +#include +#include +#include +#include +#include "exglobals.h" +#include +#include "inputstr.h" +#include "eventstr.h" +#include +#if !defined(WIN32) +#include +#endif + +int XkbDfltRepeatDelay= 660; +int XkbDfltRepeatInterval= 40; + +#define DFLT_TIMEOUT_CTRLS (XkbAX_KRGMask|XkbStickyKeysMask|XkbMouseKeysMask) +#define DFLT_TIMEOUT_OPTS (XkbAX_IndicatorFBMask) + +unsigned short XkbDfltAccessXTimeout= 120; +unsigned int XkbDfltAccessXTimeoutMask= DFLT_TIMEOUT_CTRLS; +static unsigned int XkbDfltAccessXTimeoutValues= 0; +static unsigned int XkbDfltAccessXTimeoutOptionsMask= DFLT_TIMEOUT_OPTS; +static unsigned int XkbDfltAccessXTimeoutOptionsValues= 0; +unsigned int XkbDfltAccessXFeedback= XkbAccessXFeedbackMask; +unsigned short XkbDfltAccessXOptions= XkbAX_AllOptionsMask & ~(XkbAX_IndicatorFBMask|XkbAX_SKReleaseFBMask|XkbAX_SKRejectFBMask); + +void +AccessXComputeCurveFactor(XkbSrvInfoPtr xkbi,XkbControlsPtr ctrls) +{ + xkbi->mouseKeysCurve= 1.0+(((double)ctrls->mk_curve)*0.001); + xkbi->mouseKeysCurveFactor= ( ((double)ctrls->mk_max_speed)/ + pow((double)ctrls->mk_time_to_max,xkbi->mouseKeysCurve)); + return; +} + +void +AccessXInit(DeviceIntPtr keybd) +{ +XkbSrvInfoPtr xkbi = keybd->key->xkbInfo; +XkbControlsPtr ctrls = xkbi->desc->ctrls; + + xkbi->shiftKeyCount= 0; + xkbi->mouseKeysCounter= 0; + xkbi->inactiveKey= 0; + xkbi->slowKey= 0; + xkbi->repeatKey= 0; + xkbi->krgTimerActive= _OFF_TIMER; + xkbi->beepType= _BEEP_NONE; + xkbi->beepCount= 0; + xkbi->mouseKeyTimer= NULL; + xkbi->slowKeysTimer= NULL; + xkbi->bounceKeysTimer= NULL; + xkbi->repeatKeyTimer= NULL; + xkbi->krgTimer= NULL; + xkbi->beepTimer= NULL; + ctrls->repeat_delay = XkbDfltRepeatDelay; + ctrls->repeat_interval = XkbDfltRepeatInterval; + ctrls->debounce_delay = 300; + ctrls->slow_keys_delay = 300; + ctrls->mk_delay = 160; + ctrls->mk_interval = 40; + ctrls->mk_time_to_max = 30; + ctrls->mk_max_speed = 30; + ctrls->mk_curve = 500; + ctrls->mk_dflt_btn = 1; + ctrls->ax_timeout = XkbDfltAccessXTimeout; + ctrls->axt_ctrls_mask = XkbDfltAccessXTimeoutMask; + ctrls->axt_ctrls_values = XkbDfltAccessXTimeoutValues; + ctrls->axt_opts_mask = XkbDfltAccessXTimeoutOptionsMask; + ctrls->axt_opts_values = XkbDfltAccessXTimeoutOptionsValues; + if (XkbDfltAccessXTimeout) + ctrls->enabled_ctrls |= XkbAccessXTimeoutMask; + else + ctrls->enabled_ctrls &= ~XkbAccessXTimeoutMask; + ctrls->enabled_ctrls |= XkbDfltAccessXFeedback; + ctrls->ax_options = XkbDfltAccessXOptions; + AccessXComputeCurveFactor(xkbi,ctrls); + return; +} + +/************************************************************************/ +/* */ +/* AccessXKeyboardEvent */ +/* */ +/* Generate a synthetic keyboard event. */ +/* */ +/************************************************************************/ +static void +AccessXKeyboardEvent(DeviceIntPtr keybd, + int type, + BYTE keyCode, + Bool isRepeat) +{ + DeviceEvent event; + memset(&event, 0, sizeof(DeviceEvent)); + event.header = ET_Internal; + event.type = type; + event.detail.key = keyCode; + event.time = GetTimeInMillis(); + event.length = sizeof(DeviceEvent); + event.key_repeat = isRepeat; + event.sourceid = keybd->id; + event.deviceid = keybd->id; + + if (xkbDebugFlags&0x8) { + DebugF("[xkb] AXKE: Key %d %s\n", keyCode, + (event.type == ET_KeyPress ? "down" : "up")); + } + + XkbProcessKeyboardEvent(&event, keybd); + return; +} /* AccessXKeyboardEvent */ + +/************************************************************************/ +/* */ +/* AccessXKRGTurnOn */ +/* */ +/* Turn the keyboard response group on. */ +/* */ +/************************************************************************/ +static void +AccessXKRGTurnOn(DeviceIntPtr dev,CARD16 KRGControl,xkbControlsNotify *pCN) +{ +XkbSrvInfoPtr xkbi = dev->key->xkbInfo; +XkbControlsPtr ctrls = xkbi->desc->ctrls; +XkbControlsRec old; +XkbEventCauseRec cause; +XkbSrvLedInfoPtr sli; + + old= *ctrls; + ctrls->enabled_ctrls |= (KRGControl&XkbAX_KRGMask); + if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) + XkbSendControlsNotify(dev,pCN); + cause.kc= pCN->keycode; + cause.event= pCN->eventType; + cause.mjr= pCN->requestMajor; + cause.mnr= pCN->requestMinor; + sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); + XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); + if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) + XkbDDXAccessXBeep(dev,_BEEP_FEATURE_ON,KRGControl); + return; + +} /* AccessXKRGTurnOn */ + +/************************************************************************/ +/* */ +/* AccessXKRGTurnOff */ +/* */ +/* Turn the keyboard response group off. */ +/* */ +/************************************************************************/ +static void +AccessXKRGTurnOff(DeviceIntPtr dev,xkbControlsNotify *pCN) +{ +XkbSrvInfoPtr xkbi = dev->key->xkbInfo; +XkbControlsPtr ctrls = xkbi->desc->ctrls; +XkbControlsRec old; +XkbEventCauseRec cause; +XkbSrvLedInfoPtr sli; + + old = *ctrls; + ctrls->enabled_ctrls &= ~XkbAX_KRGMask; + if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) + XkbSendControlsNotify(dev,pCN); + cause.kc= pCN->keycode; + cause.event= pCN->eventType; + cause.mjr= pCN->requestMajor; + cause.mnr= pCN->requestMinor; + sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); + XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); + if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) { + unsigned changes= old.enabled_ctrls^ctrls->enabled_ctrls; + XkbDDXAccessXBeep(dev,_BEEP_FEATURE_OFF,changes); + } + return; + +} /* AccessXKRGTurnOff */ + +/************************************************************************/ +/* */ +/* AccessXStickyKeysTurnOn */ +/* */ +/* Turn StickyKeys on. */ +/* */ +/************************************************************************/ +static void +AccessXStickyKeysTurnOn(DeviceIntPtr dev,xkbControlsNotify *pCN) +{ +XkbSrvInfoPtr xkbi = dev->key->xkbInfo; +XkbControlsPtr ctrls = xkbi->desc->ctrls; +XkbControlsRec old; +XkbEventCauseRec cause; +XkbSrvLedInfoPtr sli; + + old = *ctrls; + ctrls->enabled_ctrls |= XkbStickyKeysMask; + xkbi->shiftKeyCount = 0; + if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) + XkbSendControlsNotify(dev,pCN); + cause.kc= pCN->keycode; + cause.event= pCN->eventType; + cause.mjr= pCN->requestMajor; + cause.mnr= pCN->requestMinor; + sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); + XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); + if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) { + XkbDDXAccessXBeep(dev,_BEEP_FEATURE_ON,XkbStickyKeysMask); + } + return; + +} /* AccessXStickyKeysTurnOn */ + +/************************************************************************/ +/* */ +/* AccessXStickyKeysTurnOff */ +/* */ +/* Turn StickyKeys off. */ +/* */ +/************************************************************************/ +static void +AccessXStickyKeysTurnOff(DeviceIntPtr dev,xkbControlsNotify *pCN) +{ +XkbSrvInfoPtr xkbi = dev->key->xkbInfo; +XkbControlsPtr ctrls = xkbi->desc->ctrls; +XkbControlsRec old; +XkbEventCauseRec cause; +XkbSrvLedInfoPtr sli; + + old = *ctrls; + ctrls->enabled_ctrls &= ~XkbStickyKeysMask; + xkbi->shiftKeyCount = 0; + if (XkbComputeControlsNotify(dev,&old,ctrls,pCN,FALSE)) + XkbSendControlsNotify(dev,pCN); + + cause.kc= pCN->keycode; + cause.event= pCN->eventType; + cause.mjr= pCN->requestMajor; + cause.mnr= pCN->requestMinor; + sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); + XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); + if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask)) { + XkbDDXAccessXBeep(dev,_BEEP_FEATURE_OFF,XkbStickyKeysMask); + } +#ifndef NO_CLEAR_LATCHES_FOR_STICKY_KEYS_OFF + XkbClearAllLatchesAndLocks(dev,xkbi,FALSE,&cause); +#endif + return; +} /* AccessXStickyKeysTurnOff */ + +static CARD32 +AccessXKRGExpire(OsTimerPtr timer,CARD32 now,pointer arg) +{ +XkbSrvInfoPtr xkbi= ((DeviceIntPtr)arg)->key->xkbInfo; +xkbControlsNotify cn; + + if (xkbi->krgTimerActive==_KRG_WARN_TIMER) { + XkbDDXAccessXBeep((DeviceIntPtr)arg,_BEEP_SLOW_WARN,XkbStickyKeysMask); + xkbi->krgTimerActive= _KRG_TIMER; + return 4000; + } + xkbi->krgTimerActive= _OFF_TIMER; + cn.keycode = 0; + cn.eventType = 0; + cn.requestMajor = 0; + cn.requestMinor = 0; + if (xkbi->desc->ctrls->enabled_ctrls&XkbSlowKeysMask) + AccessXKRGTurnOff((DeviceIntPtr)arg,&cn); + else AccessXKRGTurnOn((DeviceIntPtr)arg,XkbSlowKeysMask,&cn); + return 0; +} + +static CARD32 +AccessXRepeatKeyExpire(OsTimerPtr timer,CARD32 now,pointer arg) +{ +DeviceIntPtr dev = (DeviceIntPtr) arg; +XkbSrvInfoPtr xkbi = dev->key->xkbInfo; + + if (xkbi->repeatKey == 0) + return 0; + + AccessXKeyboardEvent(dev, ET_KeyPress, xkbi->repeatKey, TRUE); + + return xkbi->desc->ctrls->repeat_interval; +} + +void +AccessXCancelRepeatKey(XkbSrvInfoPtr xkbi,KeyCode key) +{ + if (xkbi->repeatKey==key) + xkbi->repeatKey= 0; + return; +} + +static CARD32 +AccessXSlowKeyExpire(OsTimerPtr timer,CARD32 now,pointer arg) +{ +DeviceIntPtr keybd; +XkbSrvInfoPtr xkbi; +XkbDescPtr xkb; +XkbControlsPtr ctrls; + + keybd= (DeviceIntPtr)arg; + xkbi= keybd->key->xkbInfo; + xkb= xkbi->desc; + ctrls= xkb->ctrls; + if (xkbi->slowKey!=0) { + xkbAccessXNotify ev; + KeySym *sym= XkbKeySymsPtr(xkb,xkbi->slowKey); + ev.detail= XkbAXN_SKAccept; + ev.keycode= xkbi->slowKey; + ev.slowKeysDelay= ctrls->slow_keys_delay; + ev.debounceDelay= ctrls->debounce_delay; + XkbSendAccessXNotify(keybd,&ev); + if (XkbAX_NeedFeedback(ctrls,XkbAX_SKAcceptFBMask)) + XkbDDXAccessXBeep(keybd,_BEEP_SLOW_ACCEPT,XkbSlowKeysMask); + AccessXKeyboardEvent(keybd, ET_KeyPress,xkbi->slowKey,FALSE); + /* check for magic sequences */ + if ((ctrls->enabled_ctrls&XkbAccessXKeysMask) && + ((sym[0]==XK_Shift_R)||(sym[0]==XK_Shift_L))) + xkbi->shiftKeyCount++; + + /* Start repeating if necessary. Stop autorepeating if the user + * presses a non-modifier key that doesn't autorepeat. + */ + if (keybd->kbdfeed->ctrl.autoRepeat && + ((xkbi->slowKey != xkbi->mouseKey) || (!xkbi->mouseKeysAccel)) && + (ctrls->enabled_ctrls&XkbRepeatKeysMask)) { + if (BitIsOn(keybd->kbdfeed->ctrl.autoRepeats,xkbi->slowKey)) { + xkbi->repeatKey = xkbi->slowKey; + xkbi->repeatKeyTimer= TimerSet(xkbi->repeatKeyTimer, + 0, ctrls->repeat_delay, + AccessXRepeatKeyExpire, (pointer)keybd); + } + } + } + return 0; +} + +static CARD32 +AccessXBounceKeyExpire(OsTimerPtr timer,CARD32 now,pointer arg) +{ +XkbSrvInfoPtr xkbi= ((DeviceIntPtr)arg)->key->xkbInfo; + + xkbi->inactiveKey= 0; + return 0; +} + +static CARD32 +AccessXTimeoutExpire(OsTimerPtr timer,CARD32 now,pointer arg) +{ +DeviceIntPtr dev = (DeviceIntPtr)arg; +XkbSrvInfoPtr xkbi= dev->key->xkbInfo; +XkbControlsPtr ctrls= xkbi->desc->ctrls; +XkbControlsRec old; +xkbControlsNotify cn; +XkbEventCauseRec cause; +XkbSrvLedInfoPtr sli; + + if (xkbi->lastPtrEventTime) { + unsigned timeToWait = (ctrls->ax_timeout*1000); + unsigned timeElapsed = (now-xkbi->lastPtrEventTime); + + if (timeToWait > timeElapsed) + return timeToWait - timeElapsed; + } + old= *ctrls; + xkbi->shiftKeyCount= 0; + ctrls->enabled_ctrls&= ~ctrls->axt_ctrls_mask; + ctrls->enabled_ctrls|= + (ctrls->axt_ctrls_values&ctrls->axt_ctrls_mask); + if (ctrls->axt_opts_mask) { + ctrls->ax_options&= ~ctrls->axt_opts_mask; + ctrls->ax_options|= (ctrls->axt_opts_values&ctrls->axt_opts_mask); + } + if (XkbComputeControlsNotify(dev,&old,ctrls,&cn,FALSE)) { + cn.keycode = 0; + cn.eventType = 0; + cn.requestMajor = 0; + cn.requestMinor = 0; + XkbSendControlsNotify(dev,&cn); + } + XkbSetCauseUnknown(&cause); + sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); + XkbUpdateIndicators(dev,sli->usesControls,TRUE,NULL,&cause); + if (ctrls->ax_options!=old.ax_options) { + unsigned set,cleared,bell; + set= ctrls->ax_options&(~old.ax_options); + cleared= (~ctrls->ax_options)&old.ax_options; + if (set && cleared) bell= _BEEP_FEATURE_CHANGE; + else if (set) bell= _BEEP_FEATURE_ON; + else bell= _BEEP_FEATURE_OFF; + XkbDDXAccessXBeep(dev,bell,XkbAccessXTimeoutMask); + } + xkbi->krgTimerActive= _OFF_TIMER; + return 0; +} + + +/************************************************************************/ +/* */ +/* AccessXFilterPressEvent */ +/* */ +/* Filter events before they get any further if SlowKeys is turned on. */ +/* In addition, this routine handles the ever so popular magic key */ +/* acts for turning various accessibility features on/off. */ +/* */ +/* Returns TRUE if this routine has discarded the event. */ +/* Returns FALSE if the event needs further processing. */ +/* */ +/************************************************************************/ +Bool +AccessXFilterPressEvent( DeviceEvent* event, + DeviceIntPtr keybd) +{ +XkbSrvInfoPtr xkbi = keybd->key->xkbInfo; +XkbControlsPtr ctrls = xkbi->desc->ctrls; +Bool ignoreKeyEvent = FALSE; +KeyCode key = event->detail.key; +KeySym * sym = XkbKeySymsPtr(xkbi->desc,key); + + if (ctrls->enabled_ctrls&XkbAccessXKeysMask) { + /* check for magic sequences */ + if ((sym[0]==XK_Shift_R)||(sym[0]==XK_Shift_L)) { + if (XkbAX_NeedFeedback(ctrls,XkbAX_SlowWarnFBMask)) { + xkbi->krgTimerActive = _KRG_WARN_TIMER; + xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, 4000, + AccessXKRGExpire, (pointer)keybd); + } + else { + xkbi->krgTimerActive = _KRG_TIMER; + xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, 8000, + AccessXKRGExpire, (pointer)keybd); + } + if (!(ctrls->enabled_ctrls & XkbSlowKeysMask)) { + CARD32 now= GetTimeInMillis(); + if ((now-xkbi->lastShiftEventTime)>15000) + xkbi->shiftKeyCount= 1; + else xkbi->shiftKeyCount++; + xkbi->lastShiftEventTime= now; + } + } + else { + if (xkbi->krgTimerActive) { + xkbi->krgTimer= TimerSet(xkbi->krgTimer,0, 0, NULL, NULL); + xkbi->krgTimerActive= _OFF_TIMER; + } + } + } + + /* Don't transmit the KeyPress if SlowKeys is turned on; + * The wakeup handler will synthesize one for us if the user + * has held the key long enough. + */ + if (ctrls->enabled_ctrls & XkbSlowKeysMask) { + xkbAccessXNotify ev; + /* If key was already pressed, ignore subsequent press events + * from the server's autorepeat + */ + if(xkbi->slowKey == key) + return TRUE; + ev.detail= XkbAXN_SKPress; + ev.keycode= key; + ev.slowKeysDelay= ctrls->slow_keys_delay; + ev.debounceDelay= ctrls->debounce_delay; + XkbSendAccessXNotify(keybd,&ev); + if (XkbAX_NeedFeedback(ctrls,XkbAX_SKPressFBMask)) + XkbDDXAccessXBeep(keybd,_BEEP_SLOW_PRESS,XkbSlowKeysMask); + xkbi->slowKey= key; + xkbi->slowKeysTimer = TimerSet(xkbi->slowKeysTimer, + 0, ctrls->slow_keys_delay, + AccessXSlowKeyExpire, (pointer)keybd); + ignoreKeyEvent = TRUE; + } + + /* Don't transmit the KeyPress if BounceKeys is turned on + * and the user pressed the same key within a given time period + * from the last release. + */ + else if ((ctrls->enabled_ctrls & XkbBounceKeysMask) && + (key == xkbi->inactiveKey)) { + if (XkbAX_NeedFeedback(ctrls,XkbAX_BKRejectFBMask)) + XkbDDXAccessXBeep(keybd,_BEEP_BOUNCE_REJECT,XkbBounceKeysMask); + ignoreKeyEvent = TRUE; + } + + /* Start repeating if necessary. Stop autorepeating if the user + * presses a non-modifier key that doesn't autorepeat. + */ + if (XkbDDXUsesSoftRepeat(keybd)) { + if ((keybd->kbdfeed->ctrl.autoRepeat) && + ((ctrls->enabled_ctrls&(XkbSlowKeysMask|XkbRepeatKeysMask))== + XkbRepeatKeysMask)) { + if (BitIsOn(keybd->kbdfeed->ctrl.autoRepeats,key)) { + if (xkbDebugFlags&0x10) + DebugF("Starting software autorepeat...\n"); + if (xkbi->repeatKey == key) + ignoreKeyEvent = TRUE; + else { + xkbi->repeatKey = key; + xkbi->repeatKeyTimer= TimerSet(xkbi->repeatKeyTimer, + 0, ctrls->repeat_delay, + AccessXRepeatKeyExpire, (pointer)keybd); + } + } + } + } + + /* Check for two keys being pressed at the same time. This section + * essentially says the following: + * + * If StickyKeys is on, and a modifier is currently being held down, + * and one of the following is true: the current key is not a modifier + * or the currentKey is a modifier, but not the only modifier being + * held down, turn StickyKeys off if the TwoKeys off ctrl is set. + */ + if ((ctrls->enabled_ctrls & XkbStickyKeysMask) && + (xkbi->state.base_mods!=0) && + (XkbAX_NeedOption(ctrls,XkbAX_TwoKeysMask))) { + xkbControlsNotify cn; + cn.keycode = key; + cn.eventType = KeyPress; + cn.requestMajor = 0; + cn.requestMinor = 0; + AccessXStickyKeysTurnOff(keybd,&cn); + } + + if (!ignoreKeyEvent) + XkbProcessKeyboardEvent(event, keybd); + return ignoreKeyEvent; +} /* AccessXFilterPressEvent */ + +/************************************************************************/ +/* */ +/* AccessXFilterReleaseEvent */ +/* */ +/* Filter events before they get any further if SlowKeys is turned on. */ +/* In addition, this routine handles the ever so popular magic key */ +/* acts for turning various accessibility features on/off. */ +/* */ +/* Returns TRUE if this routine has discarded the event. */ +/* Returns FALSE if the event needs further processing. */ +/* */ +/************************************************************************/ +Bool +AccessXFilterReleaseEvent( DeviceEvent* event, + DeviceIntPtr keybd) +{ +XkbSrvInfoPtr xkbi = keybd->key->xkbInfo; +XkbControlsPtr ctrls = xkbi->desc->ctrls; +KeyCode key = event->detail.key; +Bool ignoreKeyEvent = FALSE; + + /* Don't transmit the KeyRelease if BounceKeys is on and + * this is the release of a key that was ignored due to + * BounceKeys. + */ + if (ctrls->enabled_ctrls & XkbBounceKeysMask) { + if ((key!=xkbi->mouseKey)&&(!BitIsOn(keybd->key->down,key))) + ignoreKeyEvent = TRUE; + xkbi->inactiveKey= key; + xkbi->bounceKeysTimer= TimerSet(xkbi->bounceKeysTimer, 0, + ctrls->debounce_delay, + AccessXBounceKeyExpire, (pointer)keybd); + } + + /* Don't transmit the KeyRelease if SlowKeys is turned on and + * the user didn't hold the key long enough. We know we passed + * the key if the down bit was set by CoreProcessKeyboadEvent. + */ + if (ctrls->enabled_ctrls & XkbSlowKeysMask) { + xkbAccessXNotify ev; + unsigned beep_type; + ev.keycode= key; + ev.slowKeysDelay= ctrls->slow_keys_delay; + ev.debounceDelay= ctrls->debounce_delay; + if (BitIsOn(keybd->key->down,key) || (xkbi->mouseKey == key)) { + ev.detail= XkbAXN_SKRelease; + beep_type= _BEEP_SLOW_RELEASE; + } + else { + ev.detail= XkbAXN_SKReject; + beep_type= _BEEP_SLOW_REJECT; + ignoreKeyEvent = TRUE; + } + XkbSendAccessXNotify(keybd,&ev); + if (XkbAX_NeedFeedback(ctrls,XkbAX_SKRejectFBMask)) { + XkbDDXAccessXBeep(keybd,beep_type,XkbSlowKeysMask); + } + if (xkbi->slowKey==key) + xkbi->slowKey= 0; + } + + /* Stop Repeating if the user releases the key that is currently + * repeating. + */ + if (xkbi->repeatKey==key) { + xkbi->repeatKey= 0; + } + + if ((ctrls->enabled_ctrls&XkbAccessXTimeoutMask)&&(ctrls->ax_timeout>0)) { + xkbi->lastPtrEventTime= 0; + xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, + ctrls->ax_timeout*1000, + AccessXTimeoutExpire, (pointer)keybd); + xkbi->krgTimerActive= _ALL_TIMEOUT_TIMER; + } + else if (xkbi->krgTimerActive!=_OFF_TIMER) { + xkbi->krgTimer= TimerSet(xkbi->krgTimer, 0, 0, NULL, NULL); + xkbi->krgTimerActive= _OFF_TIMER; + } + + /* Keep track of how many times the Shift key has been pressed. + * If it has been pressed and released 5 times in a row, toggle + * the state of StickyKeys. + */ + if ((!ignoreKeyEvent)&&(xkbi->shiftKeyCount)) { + KeySym *pSym= XkbKeySymsPtr(xkbi->desc,key); + if ((pSym[0]!=XK_Shift_L)&&(pSym[0]!=XK_Shift_R)) { + xkbi->shiftKeyCount= 0; + } + else if (xkbi->shiftKeyCount>=5) { + xkbControlsNotify cn; + cn.keycode = key; + cn.eventType = KeyPress; + cn.requestMajor = 0; + cn.requestMinor = 0; + if (ctrls->enabled_ctrls & XkbStickyKeysMask) + AccessXStickyKeysTurnOff(keybd,&cn); + else + AccessXStickyKeysTurnOn(keybd,&cn); + xkbi->shiftKeyCount= 0; + } + } + + if (!ignoreKeyEvent) + XkbProcessKeyboardEvent(event, keybd); + return ignoreKeyEvent; + +} /* AccessXFilterReleaseEvent */ + +/************************************************************************/ +/* */ +/* ProcessPointerEvent */ +/* */ +/* This routine merely sets the shiftKeyCount and clears the keyboard */ +/* response group timer (if necessary) on a mouse event. This is so */ +/* multiple shifts with just the mouse and shift-drags with the mouse */ +/* don't accidentally turn on StickyKeys or the Keyboard Response Group.*/ +/* */ +/************************************************************************/ +extern int xkbDevicePrivateIndex; +extern void xkbUnwrapProc(DeviceIntPtr, DeviceHandleProc, pointer); +void +ProcessPointerEvent( InternalEvent *ev, + DeviceIntPtr mouse) +{ +DeviceIntPtr dev; +XkbSrvInfoPtr xkbi = NULL; +unsigned changed = 0; +ProcessInputProc backupproc; +xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(mouse); +DeviceEvent *event = &ev->device_event; + + dev = IsFloating(mouse) ? mouse : GetMaster(mouse, MASTER_KEYBOARD); + + if (dev && dev->key) + { + xkbi = dev->key->xkbInfo; + xkbi->shiftKeyCount = 0; + xkbi->lastPtrEventTime= event->time; + } + + if (event->type == ET_ButtonPress) { + changed |= XkbPointerButtonMask; + } + else if (event->type == ET_ButtonRelease) { + if (xkbi) { + xkbi->lockedPtrButtons&= ~(1 << (event->detail.key & 0x7)); + + if (IsMaster(dev)) + { + DeviceIntPtr source; + int rc; + rc = dixLookupDevice(&source, event->sourceid, serverClient, DixWriteAccess); + if (rc != Success) + ErrorF("[xkb] bad sourceid '%d' on button release event.\n", event->sourceid); + else if (!IsXTestDevice(source, GetMaster(dev, MASTER_POINTER))) + XkbFakeDeviceButton(dev, FALSE, event->detail.key); + } + } + + changed |= XkbPointerButtonMask; + } + + UNWRAP_PROCESS_INPUT_PROC(mouse, xkbPrivPtr, backupproc); + mouse->public.processInputProc(ev, mouse); + COND_WRAP_PROCESS_INPUT_PROC(mouse, xkbPrivPtr, + backupproc, xkbUnwrapProc); + + if (!xkbi) + return; + + xkbi->state.ptr_buttons = (mouse->button) ? mouse->button->state : 0; + + /* clear any latched modifiers */ + if ( xkbi->state.latched_mods && (event->type == ET_ButtonRelease) ) { + unsigned changed_leds; + XkbStateRec oldState; + XkbSrvLedInfoPtr sli; + + sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0); + oldState= xkbi->state; + XkbLatchModifiers(dev,0xFF,0x00); + + XkbComputeDerivedState(xkbi); + changed |= XkbStateChangedFlags(&oldState,&xkbi->state); + if (changed&sli->usedComponents) { + changed_leds= XkbIndicatorsToUpdate(dev,changed,FALSE); + if (changed_leds) { + XkbEventCauseRec cause; + XkbSetCauseKey(&cause,(event->detail.key & 0x7), event->type); + XkbUpdateIndicators(dev,changed_leds,TRUE,NULL,&cause); + } + } + } + + if (((xkbi->flags&_XkbStateNotifyInProgress)==0)&&(changed!=0)) { + xkbStateNotify sn; + sn.keycode= event->detail.key; + sn.eventType= event->type; + sn.requestMajor = sn.requestMinor = 0; + sn.changed= changed; + XkbSendStateNotify(dev,&sn); + } + +} /* ProcessPointerEvent */ + + + + -- cgit v1.2.3