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-rw-r--r--xorg-server/xkb/xkbAccessX.c1552
1 files changed, 776 insertions, 776 deletions
diff --git a/xorg-server/xkb/xkbAccessX.c b/xorg-server/xkb/xkbAccessX.c
index be1dceea3..be12e5d83 100644
--- a/xorg-server/xkb/xkbAccessX.c
+++ b/xorg-server/xkb/xkbAccessX.c
@@ -1,776 +1,776 @@
-/************************************************************
-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 "exglobals.h"
-#include <X11/extensions/XIproto.h>
-#include "inputstr.h"
-#include "eventstr.h"
-#include <xkbsrv.h>
-#if !defined(WIN32)
-#include <sys/time.h>
-#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));
- changed |= XkbPointerButtonMask;
- }
-
- /* Guesswork. mostly.
- * xkb actuall goes through some effort to transparently wrap the
- * processInputProcs (see XkbSetExtension). But we all love fun, so the
- * previous XKB implementation just hardcoded the CPPE call here instead
- * of unwrapping like anybody with any sense of decency would do.
- * I got no clue what the correct thing to do is, but my guess is that
- * it's not hardcoding. I may be wrong. whatever it is, don't come whining
- * to me. I just work here.
- *
- * Anyway. here's the old call, if you don't like the wrapping, revert it.
- *
- * CoreProcessPointerEvent(xE,mouse,count);
- *
- * see. it's still steaming. told you. (whot)
- */
-
- 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 <dix-config.h>
+#endif
+
+#include <stdio.h>
+#include <math.h>
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include <X11/keysym.h>
+#include "exglobals.h"
+#include <X11/extensions/XIproto.h>
+#include "inputstr.h"
+#include "eventstr.h"
+#include <xkbsrv.h>
+#if !defined(WIN32)
+#include <sys/time.h>
+#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));
+ changed |= XkbPointerButtonMask;
+ }
+
+ /* Guesswork. mostly.
+ * xkb actuall goes through some effort to transparently wrap the
+ * processInputProcs (see XkbSetExtension). But we all love fun, so the
+ * previous XKB implementation just hardcoded the CPPE call here instead
+ * of unwrapping like anybody with any sense of decency would do.
+ * I got no clue what the correct thing to do is, but my guess is that
+ * it's not hardcoding. I may be wrong. whatever it is, don't come whining
+ * to me. I just work here.
+ *
+ * Anyway. here's the old call, if you don't like the wrapping, revert it.
+ *
+ * CoreProcessPointerEvent(xE,mouse,count);
+ *
+ * see. it's still steaming. told you. (whot)
+ */
+
+ 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 */
+
+
+
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 01:22:41 +0000