示例#1
0
_X_EXPORT Bool
InitKeyboardDeviceStruct(DeviceIntPtr dev, XkbRMLVOSet *rmlvo,
                         BellProcPtr bell_func, KbdCtrlProcPtr ctrl_func)
{
    int	i;
    unsigned int check;
    XkbSrvInfoPtr xkbi;
    XkbDescPtr xkb;
    XkbSrvLedInfoPtr sli;
    XkbChangesRec changes;
    XkbEventCauseRec cause;
    XkbRMLVOSet rmlvo_dflts = { NULL };

    if (dev->key || dev->kbdfeed)
	return FALSE;

    if (!rmlvo)
    {
        rmlvo = &rmlvo_dflts;
        XkbGetRulesDflts(rmlvo);
    }


    memset(&changes, 0, sizeof(changes));
    XkbSetCauseUnknown(&cause);

    dev->key = calloc(1, sizeof(*dev->key));
    if (!dev->key) {
        ErrorF("XKB: Failed to allocate key class\n");
        return FALSE;
    }
    dev->key->sourceid = dev->id;

    dev->kbdfeed = calloc(1, sizeof(*dev->kbdfeed));
    if (!dev->kbdfeed) {
        ErrorF("XKB: Failed to allocate key feedback class\n");
        goto unwind_key;
    }

    xkbi = calloc(1, sizeof(*xkbi));
    if (!xkbi) {
        ErrorF("XKB: Failed to allocate XKB info\n");
        goto unwind_kbdfeed;
    }
    dev->key->xkbInfo = xkbi;

    if (xkb_cached_map && !XkbCompareUsedRMLVO(rmlvo)) {
        XkbFreeKeyboard(xkb_cached_map, XkbAllComponentsMask, TRUE);
        xkb_cached_map = NULL;
    }

    if (xkb_cached_map)
        LogMessageVerb(X_INFO, 4, "XKB: Reusing cached keymap\n");
    else {
        xkb_cached_map = XkbCompileKeymap(dev, rmlvo);
        if (!xkb_cached_map) {
            ErrorF("XKB: Failed to compile keymap\n");
            goto unwind_info;
        }
    }

    xkb = XkbAllocKeyboard();
    if (!xkb) {
        ErrorF("XKB: Failed to allocate keyboard description\n");
        goto unwind_info;
    }

    if (!XkbCopyKeymap(xkb, xkb_cached_map)) {
        ErrorF("XKB: Failed to copy keymap\n");
        goto unwind_desc;
    }
    xkb->defined = xkb_cached_map->defined;
    xkb->flags = xkb_cached_map->flags;
    xkb->device_spec = xkb_cached_map->device_spec;
    xkbi->desc = xkb;

    if (xkb->min_key_code == 0)
        xkb->min_key_code = 8;
    if (xkb->max_key_code == 0)
        xkb->max_key_code = 255;

    i = XkbNumKeys(xkb) / 3 + 1;
    if (XkbAllocClientMap(xkb, XkbAllClientInfoMask, 0) != Success)
        goto unwind_desc;
    if (XkbAllocServerMap(xkb, XkbAllServerInfoMask, i) != Success)
        goto unwind_desc;

    xkbi->dfltPtrDelta = 1;
    xkbi->device = dev;

    XkbInitSemantics(xkb);
    XkbInitNames(xkbi);
    XkbInitRadioGroups(xkbi);

    XkbInitControls(dev, xkbi);

    XkbInitIndicatorMap(xkbi);

    XkbUpdateActions(dev, xkb->min_key_code, XkbNumKeys(xkb), &changes,
                     &check, &cause);

    InitFocusClassDeviceStruct(dev);

    xkbi->kbdProc = ctrl_func;
    dev->kbdfeed->BellProc = bell_func;
    dev->kbdfeed->CtrlProc = XkbDDXKeybdCtrlProc;

    dev->kbdfeed->ctrl = defaultKeyboardControl;
    if (dev->kbdfeed->ctrl.autoRepeat)
        xkb->ctrls->enabled_ctrls |= XkbRepeatKeysMask;

    memcpy(dev->kbdfeed->ctrl.autoRepeats, xkb->ctrls->per_key_repeat,
           XkbPerKeyBitArraySize);

    sli = XkbFindSrvLedInfo(dev, XkbDfltXIClass, XkbDfltXIId, 0);
    if (sli)
	XkbCheckIndicatorMaps(dev, sli, XkbAllIndicatorsMask);
    else
        DebugF("XKB: No indicator feedback in XkbFinishInit!\n");

    dev->kbdfeed->CtrlProc(dev,&dev->kbdfeed->ctrl);

    XkbSetRulesDflts(rmlvo);
    XkbSetRulesUsed(rmlvo);
    XkbFreeRMLVOSet(&rmlvo_dflts, FALSE);

    return TRUE;

unwind_desc:
    XkbFreeKeyboard(xkb, 0, TRUE);
unwind_info:
    free(xkbi);
    dev->key->xkbInfo = NULL;
unwind_kbdfeed:
    free(dev->kbdfeed);
    dev->kbdfeed = NULL;
unwind_key:
    free(dev->key);
    dev->key = NULL;
    return FALSE;
}
示例#2
0
文件: xkbInit.c 项目: narenas/nx-libs
void
XkbInitDevice(DeviceIntPtr pXDev)
{
int			i;
XkbSrvInfoPtr		xkbi;
XkbChangesRec		changes;
SrvXkmInfo		file;
unsigned		check;
XkbEventCauseRec	cause;

    file.dev= pXDev;
    file.file=NULL;
    bzero(&file.xkbinfo,sizeof(XkbFileInfo));
    bzero(&changes,sizeof(XkbChangesRec));
    if (XkbAutoLoad && (XkbInitialMap!=NULL)) {
	if ((file.file=XkbDDXOpenConfigFile(XkbInitialMap,NULL,0))!=NULL) {
	    XkmReadFile(file.file,0,XkmKeymapLegal,&file.xkbinfo);
	    if (file.xkbinfo.xkb==NULL) {
		LogMessage(X_ERROR,
				"Error loading keymap file %s (%s in %s)\n"
				"\treverting to defaults\n",
				XkbInitialMap, _XkbErrMessages[_XkbErrCode],
				(_XkbErrLocation?_XkbErrLocation:"unknown"));
		fclose(file.file);
		file.file= NULL;
		bzero(&file.xkbinfo,sizeof(XkbFileInfo));
	    }
	    else {
		if (_XkbInitFileInfo!=NULL) {
		    XkbDescPtr	tmp;
		    if ((tmp=_XkbInitFileInfo->xkb)!=NULL) {
			XkbFreeKeyboard(tmp,XkbAllComponentsMask,True);
			_XkbInitFileInfo->xkb= NULL;
		    }
		}
		_XkbInitFileInfo= &file.xkbinfo;
	    }
	}
	else {
	    LogMessage(X_ERROR, "Error opening keymap file %s, reverting to defaults\n",
	    	    XkbInitialMap);
	}
    }
    pXDev->key->xkbInfo= xkbi= _XkbTypedCalloc(1,XkbSrvInfoRec);
    if ( xkbi ) {
	XkbDescPtr	xkb;
	if ((_XkbInitFileInfo!=NULL)&&(_XkbInitFileInfo->xkb!=NULL)) {
	    file.xkbinfo= *_XkbInitFileInfo;
	    xkbi->desc= _XkbInitFileInfo->xkb;
	    _XkbInitFileInfo= NULL;
	}
	else {
	    xkbi->desc= XkbAllocKeyboard();
	    if (!xkbi->desc)
		FatalError("Couldn't allocate keyboard description\n");
	    xkbi->desc->min_key_code = pXDev->key->curKeySyms.minKeyCode;
	    xkbi->desc->max_key_code = pXDev->key->curKeySyms.maxKeyCode;
	}
	xkb= xkbi->desc;
	if (xkb->min_key_code == 0)
	    xkb->min_key_code = pXDev->key->curKeySyms.minKeyCode;
	if (xkb->max_key_code == 0)
	    xkb->max_key_code = pXDev->key->curKeySyms.maxKeyCode;
	if ((pXDev->key->curKeySyms.minKeyCode!=xkbi->desc->min_key_code)||
	    (pXDev->key->curKeySyms.maxKeyCode!=xkbi->desc->max_key_code)) {
	    /* 12/9/95 (ef) -- XXX! Maybe we should try to fix up one or */
	    /*                 the other here, but for now just complain */
	    /*                 can't just update the core range without */
	    /*                 reallocating the KeySymsRec (pain)       */
	    ErrorF("Internal Error!! XKB and core keymap have different range\n");
	}
	if (XkbAllocClientMap(xkb,XkbAllClientInfoMask,0)!=Success)
	    FatalError("Couldn't allocate client map in XkbInitDevice\n");
	i= XkbNumKeys(xkb)/3+1;
	if (XkbAllocServerMap(xkb,XkbAllServerInfoMask,i)!=Success)
	    FatalError("Couldn't allocate server map in XkbInitDevice\n");

	xkbi->dfltPtrDelta=1;
	xkbi->device = pXDev;

	file.xkbinfo.xkb= xkb;
	XkbInitSemantics(xkb,&file);
	XkbInitNames(xkbi,&file);
	XkbInitRadioGroups(xkbi,&file);

	/* 12/31/94 (ef) -- XXX! Should check if state loaded from file */
	bzero(&xkbi->state,sizeof(XkbStateRec));

	XkbInitControls(pXDev,xkbi,&file);

	if (file.xkbinfo.defined&XkmSymbolsMask)
	   memcpy(pXDev->key->modifierMap,xkb->map->modmap,xkb->max_key_code+1);
	else
	   memcpy(xkb->map->modmap,pXDev->key->modifierMap,xkb->max_key_code+1);

	XkbInitIndicatorMap(xkbi,&file);

	XkbDDXInitDevice(pXDev);

	if (!(file.xkbinfo.defined&XkmSymbolsMask)) {
	    XkbUpdateKeyTypesFromCore(pXDev,xkb->min_key_code,XkbNumKeys(xkb),
								&changes);
	}
	else {
	    XkbUpdateCoreDescription(pXDev,True);
	}
	XkbSetCauseUnknown(&cause);
	XkbUpdateActions(pXDev,xkb->min_key_code, XkbNumKeys(xkb),&changes,
								&check,&cause);
        /* For sanity.  The first time the connection
         * is opened, the client side min and max are set
         * using QueryMinMaxKeyCodes() which grabs them 
	 * from pXDev.
	 */
	pXDev->key->curKeySyms.minKeyCode = xkb->min_key_code;
	pXDev->key->curKeySyms.maxKeyCode = xkb->max_key_code;
    }
    if (file.file!=NULL)
	fclose(file.file);
    return;
}