233 lines
7.7 KiB
C
233 lines
7.7 KiB
C
/************************************************************
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Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.
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Permission to use, copy, modify, and distribute this
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software and its documentation for any purpose and without
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fee is hereby granted, provided that the above copyright
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notice appear in all copies and that both that copyright
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notice and this permission notice appear in supporting
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documentation, and that the name of Silicon Graphics not be
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used in advertising or publicity pertaining to distribution
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of the software without specific prior written permission.
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Silicon Graphics makes no representation about the suitability
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of this software for any purpose. It is provided "as is"
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without any express or implied warranty.
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SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
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SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
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GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
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THE USE OR PERFORMANCE OF THIS SOFTWARE.
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********************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <stdio.h>
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#include <math.h>
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#define NEED_EVENTS 1
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include <X11/keysym.h>
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#include "misc.h"
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#include "inputstr.h"
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#include "exevents.h"
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#include <xkbsrv.h>
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#include <ctype.h>
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#define EXTENSION_EVENT_BASE 64
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/***====================================================================***/
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void
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XkbProcessKeyboardEvent(xEvent *xE,DeviceIntPtr keybd,int count)
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{
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KeyClassPtr keyc = keybd->key;
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XkbSrvInfoPtr xkbi;
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int key;
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XkbBehavior behavior;
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unsigned ndx;
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int xiEvent;
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xkbi= keyc->xkbInfo;
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key= xE->u.u.detail;
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xiEvent= (xE->u.u.type & EXTENSION_EVENT_BASE);
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if (xkbDebugFlags&0x8) {
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DebugF("XkbPKE: Key %d %s\n",key,(xE->u.u.type==KeyPress?"down":"up"));
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}
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if ( (xkbi->repeatKey==key) && (xE->u.u.type==KeyRelease) &&
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((xkbi->desc->ctrls->enabled_ctrls&XkbRepeatKeysMask)==0) ) {
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AccessXCancelRepeatKey(xkbi,key);
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}
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behavior= xkbi->desc->server->behaviors[key];
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/* The "permanent" flag indicates a hard-wired behavior that occurs */
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/* below XKB, such as a key that physically locks. XKB does not */
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/* do anything to implement the behavior, but it *does* report that */
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/* key is hardwired */
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if ((behavior.type&XkbKB_Permanent)==0) {
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switch (behavior.type) {
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case XkbKB_Default:
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if (( xE->u.u.type == KeyPress ||
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xE->u.u.type == DeviceKeyPress) &&
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(keyc->down[key>>3] & (1<<(key&7)))) {
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XkbLastRepeatEvent= (pointer)xE;
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if (xiEvent)
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xE->u.u.type = DeviceKeyRelease;
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else
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xE->u.u.type = KeyRelease;
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XkbHandleActions(keybd,keybd,xE,count);
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if (xiEvent)
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xE->u.u.type = DeviceKeyPress;
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else
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xE->u.u.type = KeyPress;
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XkbHandleActions(keybd,keybd,xE,count);
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XkbLastRepeatEvent= NULL;
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return;
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}
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else if ((xE->u.u.type==KeyRelease ||
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xE->u.u.type == DeviceKeyRelease) &&
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(!(keyc->down[key>>3]&(1<<(key&7))))) {
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XkbLastRepeatEvent= (pointer)&xE;
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if (xiEvent)
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xE->u.u.type = DeviceKeyPress;
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else
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xE->u.u.type = KeyPress;
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XkbHandleActions(keybd,keybd,xE,count);
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if (xiEvent)
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xE->u.u.type = DeviceKeyRelease;
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else
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xE->u.u.type = KeyRelease;
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XkbHandleActions(keybd,keybd,xE,count);
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XkbLastRepeatEvent= NULL;
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return;
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}
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break;
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case XkbKB_Lock:
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if ( xE->u.u.type == KeyRelease ||
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xE->u.u.type == DeviceKeyRelease) {
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return;
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}
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else {
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int bit= 1<<(key&7);
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if ( keyc->down[key>>3]&bit ) {
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if (xiEvent)
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xE->u.u.type = DeviceKeyRelease;
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else
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xE->u.u.type= KeyRelease;
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}
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}
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break;
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case XkbKB_RadioGroup:
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ndx= (behavior.data&(~XkbKB_RGAllowNone));
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if ( ndx<xkbi->nRadioGroups ) {
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XkbRadioGroupPtr rg;
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if ( xE->u.u.type == KeyRelease ||
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xE->u.u.type == DeviceKeyRelease)
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return;
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rg = &xkbi->radioGroups[ndx];
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if ( rg->currentDown == xE->u.u.detail ) {
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if (behavior.data&XkbKB_RGAllowNone) {
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xE->u.u.type = KeyRelease;
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XkbHandleActions(keybd,keybd,xE,count);
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rg->currentDown= 0;
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}
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return;
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}
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if ( rg->currentDown!=0 ) {
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int key = xE->u.u.detail;
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if (xiEvent)
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xE->u.u.type = DeviceKeyRelease;
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else
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xE->u.u.type= KeyRelease;
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xE->u.u.detail= rg->currentDown;
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XkbHandleActions(keybd,keybd,xE,count);
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if (xiEvent)
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xE->u.u.type = DeviceKeyPress;
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else
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xE->u.u.type= KeyPress;
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xE->u.u.detail= key;
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}
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rg->currentDown= key;
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}
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else ErrorF("InternalError! Illegal radio group %d\n",ndx);
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break;
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case XkbKB_Overlay1: case XkbKB_Overlay2:
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{
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unsigned which;
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if (behavior.type==XkbKB_Overlay1) which= XkbOverlay1Mask;
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else which= XkbOverlay2Mask;
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if ( (xkbi->desc->ctrls->enabled_ctrls&which)==0 )
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break;
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if ((behavior.data>=xkbi->desc->min_key_code)&&
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(behavior.data<=xkbi->desc->max_key_code)) {
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xE->u.u.detail= behavior.data;
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/* 9/11/94 (ef) -- XXX! need to match release with */
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/* press even if the state of the */
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/* corresponding overlay control */
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/* changes while the key is down */
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}
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}
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break;
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default:
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ErrorF("unknown key behavior 0x%04x\n",behavior.type);
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break;
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}
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}
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XkbHandleActions(keybd,keybd,xE,count);
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return;
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}
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void
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ProcessKeyboardEvent(xEvent *xE,DeviceIntPtr keybd,int count)
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{
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KeyClassPtr keyc = keybd->key;
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XkbSrvInfoPtr xkbi = NULL;
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ProcessInputProc backup_proc;
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xkbDeviceInfoPtr xkb_priv = XKBDEVICEINFO(keybd);
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int is_press = (xE->u.u.type == KeyPress || xE->u.u.type == DeviceKeyPress);
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int is_release = (xE->u.u.type == KeyRelease ||
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xE->u.u.type == DeviceKeyRelease);
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if (keyc)
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xkbi = keyc->xkbInfo;
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/* We're only interested in key events. */
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if (!is_press && !is_release) {
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UNWRAP_PROCESS_INPUT_PROC(keybd, xkb_priv, backup_proc);
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keybd->public.processInputProc(xE, keybd, count);
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COND_WRAP_PROCESS_INPUT_PROC(keybd, xkb_priv, backup_proc,
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xkbUnwrapProc);
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return;
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}
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/* If AccessX filters are active, then pass it through to
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* AccessXFilter{Press,Release}Event; else, punt to
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* XkbProcessKeyboardEvent.
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*
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* If AXF[PK]E don't intercept anything (which they probably won't),
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* they'll punt through XPKE anyway. */
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if ((xkbi->desc->ctrls->enabled_ctrls & XkbAllFilteredEventsMask)) {
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if (is_press)
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AccessXFilterPressEvent(xE, keybd, count);
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else if (is_release)
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AccessXFilterReleaseEvent(xE, keybd, count);
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}
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else {
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XkbProcessKeyboardEvent(xE, keybd, count);
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}
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return;
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}
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