diff options
Diffstat (limited to 'xorg-server/xkb/xkbPrKeyEv.c')
| -rw-r--r-- | xorg-server/xkb/xkbPrKeyEv.c | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/xorg-server/xkb/xkbPrKeyEv.c b/xorg-server/xkb/xkbPrKeyEv.c new file mode 100644 index 000000000..69c218c8c --- /dev/null +++ b/xorg-server/xkb/xkbPrKeyEv.c @@ -0,0 +1,232 @@ +/************************************************************ +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> +#define NEED_EVENTS 1 +#include <X11/X.h> +#include <X11/Xproto.h> +#include <X11/keysym.h> +#include "misc.h" +#include "inputstr.h" +#include "exevents.h" +#include <xkbsrv.h> +#include <ctype.h> +#define EXTENSION_EVENT_BASE 64 + +/***====================================================================***/ + +void +XkbProcessKeyboardEvent(xEvent *xE,DeviceIntPtr keybd,int count) +{ +KeyClassPtr keyc = keybd->key; +XkbSrvInfoPtr xkbi; +int key; +XkbBehavior behavior; +unsigned ndx; +int xiEvent; + + xkbi= keyc->xkbInfo; + key= xE->u.u.detail; + xiEvent= (xE->u.u.type & EXTENSION_EVENT_BASE); + if (xkbDebugFlags&0x8) { + DebugF("XkbPKE: Key %d %s\n",key,(xE->u.u.type==KeyPress?"down":"up")); + } + + if ( (xkbi->repeatKey==key) && (xE->u.u.type==KeyRelease) && + ((xkbi->desc->ctrls->enabled_ctrls&XkbRepeatKeysMask)==0) ) { + AccessXCancelRepeatKey(xkbi,key); + } + + behavior= xkbi->desc->server->behaviors[key]; + /* The "permanent" flag indicates a hard-wired behavior that occurs */ + /* below XKB, such as a key that physically locks. XKB does not */ + /* do anything to implement the behavior, but it *does* report that */ + /* key is hardwired */ + + if ((behavior.type&XkbKB_Permanent)==0) { + switch (behavior.type) { + case XkbKB_Default: + if (( xE->u.u.type == KeyPress || + xE->u.u.type == DeviceKeyPress) && + (keyc->down[key>>3] & (1<<(key&7)))) { + XkbLastRepeatEvent= (pointer)xE; + + if (xiEvent) + xE->u.u.type = DeviceKeyRelease; + else + xE->u.u.type = KeyRelease; + XkbHandleActions(keybd,keybd,xE,count); + + if (xiEvent) + xE->u.u.type = DeviceKeyPress; + else + xE->u.u.type = KeyPress; + XkbHandleActions(keybd,keybd,xE,count); + XkbLastRepeatEvent= NULL; + return; + } + else if ((xE->u.u.type==KeyRelease || + xE->u.u.type == DeviceKeyRelease) && + (!(keyc->down[key>>3]&(1<<(key&7))))) { + XkbLastRepeatEvent= (pointer)&xE; + if (xiEvent) + xE->u.u.type = DeviceKeyPress; + else + xE->u.u.type = KeyPress; + XkbHandleActions(keybd,keybd,xE,count); + if (xiEvent) + xE->u.u.type = DeviceKeyRelease; + else + xE->u.u.type = KeyRelease; + XkbHandleActions(keybd,keybd,xE,count); + XkbLastRepeatEvent= NULL; + return; + } + break; + case XkbKB_Lock: + if ( xE->u.u.type == KeyRelease || + xE->u.u.type == DeviceKeyRelease) { + return; + } + else { + int bit= 1<<(key&7); + if ( keyc->down[key>>3]&bit ) { + if (xiEvent) + xE->u.u.type = DeviceKeyRelease; + else + xE->u.u.type= KeyRelease; + } + } + break; + case XkbKB_RadioGroup: + ndx= (behavior.data&(~XkbKB_RGAllowNone)); + if ( ndx<xkbi->nRadioGroups ) { + XkbRadioGroupPtr rg; + + if ( xE->u.u.type == KeyRelease || + xE->u.u.type == DeviceKeyRelease) + return; + + rg = &xkbi->radioGroups[ndx]; + if ( rg->currentDown == xE->u.u.detail ) { + if (behavior.data&XkbKB_RGAllowNone) { + xE->u.u.type = KeyRelease; + XkbHandleActions(keybd,keybd,xE,count); + rg->currentDown= 0; + } + return; + } + if ( rg->currentDown!=0 ) { + int key = xE->u.u.detail; + if (xiEvent) + xE->u.u.type = DeviceKeyRelease; + else + xE->u.u.type= KeyRelease; + xE->u.u.detail= rg->currentDown; + XkbHandleActions(keybd,keybd,xE,count); + if (xiEvent) + xE->u.u.type = DeviceKeyPress; + else + xE->u.u.type= KeyPress; + xE->u.u.detail= key; + } + rg->currentDown= key; + } + else ErrorF("InternalError! Illegal radio group %d\n",ndx); + break; + case XkbKB_Overlay1: case XkbKB_Overlay2: + { + unsigned which; + if (behavior.type==XkbKB_Overlay1) which= XkbOverlay1Mask; + else which= XkbOverlay2Mask; + if ( (xkbi->desc->ctrls->enabled_ctrls&which)==0 ) + break; + if ((behavior.data>=xkbi->desc->min_key_code)&& + (behavior.data<=xkbi->desc->max_key_code)) { + xE->u.u.detail= behavior.data; + /* 9/11/94 (ef) -- XXX! need to match release with */ + /* press even if the state of the */ + /* corresponding overlay control */ + /* changes while the key is down */ + } + } + break; + default: + ErrorF("unknown key behavior 0x%04x\n",behavior.type); + break; + } + } + XkbHandleActions(keybd,keybd,xE,count); + return; +} + +void +ProcessKeyboardEvent(xEvent *xE,DeviceIntPtr keybd,int count) +{ + + KeyClassPtr keyc = keybd->key; + XkbSrvInfoPtr xkbi = NULL; + ProcessInputProc backup_proc; + xkbDeviceInfoPtr xkb_priv = XKBDEVICEINFO(keybd); + int is_press = (xE->u.u.type == KeyPress || xE->u.u.type == DeviceKeyPress); + int is_release = (xE->u.u.type == KeyRelease || + xE->u.u.type == DeviceKeyRelease); + + if (keyc) + xkbi = keyc->xkbInfo; + + /* We're only interested in key events. */ + if (!is_press && !is_release) { + UNWRAP_PROCESS_INPUT_PROC(keybd, xkb_priv, backup_proc); + keybd->public.processInputProc(xE, keybd, count); + COND_WRAP_PROCESS_INPUT_PROC(keybd, xkb_priv, backup_proc, + xkbUnwrapProc); + return; + } + + /* If AccessX filters are active, then pass it through to + * AccessXFilter{Press,Release}Event; else, punt to + * XkbProcessKeyboardEvent. + * + * If AXF[PK]E don't intercept anything (which they probably won't), + * they'll punt through XPKE anyway. */ + if ((xkbi->desc->ctrls->enabled_ctrls & XkbAllFilteredEventsMask)) { + if (is_press) + AccessXFilterPressEvent(xE, keybd, count); + else if (is_release) + AccessXFilterReleaseEvent(xE, keybd, count); + } + else { + XkbProcessKeyboardEvent(xE, keybd, count); + } + + return; +} |