xenocara/app/xkbcomp/indicators.c
shadchin fbb1cc1dac Update to xkbcomp 1.2.0.
ok matthieu@
2011-01-11 20:56:40 +00:00

576 lines
19 KiB
C

/************************************************************
Copyright (c) 1994 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.
********************************************************/
#include "xkbcomp.h"
#include "misc.h"
#include "tokens.h"
#include "expr.h"
#include "vmod.h"
#include "indicators.h"
#include "action.h"
#include "compat.h"
/***====================================================================***/
#define ReportIndicatorBadType(d,l,f,w) \
ReportBadType("indicator map",(f),\
XkbAtomText((d),(l)->name,XkbMessage),(w))
#define ReportIndicatorNotArray(d,l,f) \
ReportNotArray("indicator map",(f),\
XkbAtomText((d),(l)->name,XkbMessage))
/***====================================================================***/
void
ClearIndicatorMapInfo(Display * dpy, LEDInfo * info)
{
info->name = XkbInternAtom(dpy, "default", False);
info->indicator = _LED_NotBound;
info->flags = info->which_mods = info->real_mods = 0;
info->vmods = 0;
info->which_groups = info->groups = 0;
info->ctrls = 0;
return;
}
LEDInfo *
AddIndicatorMap(LEDInfo * oldLEDs, LEDInfo * new)
{
LEDInfo *old, *last;
unsigned collide;
last = NULL;
for (old = oldLEDs; old != NULL; old = (LEDInfo *) old->defs.next)
{
if (old->name == new->name)
{
if ((old->real_mods == new->real_mods) &&
(old->vmods == new->vmods) &&
(old->groups == new->groups) &&
(old->ctrls == new->ctrls) &&
(old->which_mods == new->which_mods) &&
(old->which_groups == new->which_groups))
{
old->defs.defined |= new->defs.defined;
return oldLEDs;
}
if (new->defs.merge == MergeReplace)
{
CommonInfo *next = old->defs.next;
if (((old->defs.fileID == new->defs.fileID)
&& (warningLevel > 0)) || (warningLevel > 9))
{
WARN1("Map for indicator %s redefined\n",
XkbAtomText(NULL, old->name, XkbMessage));
ACTION("Earlier definition ignored\n");
}
*old = *new;
old->defs.next = next;
return oldLEDs;
}
collide = 0;
if (UseNewField(_LED_Index, &old->defs, &new->defs, &collide))
{
old->indicator = new->indicator;
old->defs.defined |= _LED_Index;
}
if (UseNewField(_LED_Mods, &old->defs, &new->defs, &collide))
{
old->which_mods = new->which_mods;
old->real_mods = new->real_mods;
old->vmods = new->vmods;
old->defs.defined |= _LED_Mods;
}
if (UseNewField(_LED_Groups, &old->defs, &new->defs, &collide))
{
old->which_groups = new->which_groups;
old->groups = new->groups;
old->defs.defined |= _LED_Groups;
}
if (UseNewField(_LED_Ctrls, &old->defs, &new->defs, &collide))
{
old->ctrls = new->ctrls;
old->defs.defined |= _LED_Ctrls;
}
if (UseNewField(_LED_Explicit, &old->defs, &new->defs, &collide))
{
old->flags &= ~XkbIM_NoExplicit;
old->flags |= (new->flags & XkbIM_NoExplicit);
old->defs.defined |= _LED_Explicit;
}
if (UseNewField(_LED_Automatic, &old->defs, &new->defs, &collide))
{
old->flags &= ~XkbIM_NoAutomatic;
old->flags |= (new->flags & XkbIM_NoAutomatic);
old->defs.defined |= _LED_Automatic;
}
if (UseNewField(_LED_DrivesKbd, &old->defs, &new->defs, &collide))
{
old->flags &= ~XkbIM_LEDDrivesKB;
old->flags |= (new->flags & XkbIM_LEDDrivesKB);
old->defs.defined |= _LED_DrivesKbd;
}
if (collide)
{
WARN1("Map for indicator %s redefined\n",
XkbAtomText(NULL, old->name, XkbMessage));
ACTION1("Using %s definition for duplicate fields\n",
(new->defs.merge == MergeAugment ? "first" : "last"));
}
return oldLEDs;
}
if (old->defs.next == NULL)
last = old;
}
/* new definition */
old = uTypedAlloc(LEDInfo);
if (!old)
{
WSGO("Couldn't allocate indicator map\n");
ACTION1("Map for indicator %s not compiled\n",
XkbAtomText(NULL, new->name, XkbMessage));
return NULL;
}
*old = *new;
old->defs.next = NULL;
if (last)
{
last->defs.next = &old->defs;
return oldLEDs;
}
return old;
}
static LookupEntry modComponentNames[] = {
{"base", XkbIM_UseBase}
,
{"latched", XkbIM_UseLatched}
,
{"locked", XkbIM_UseLocked}
,
{"effective", XkbIM_UseEffective}
,
{"compat", XkbIM_UseCompat}
,
{"any", XkbIM_UseAnyMods}
,
{"none", 0}
,
{NULL, 0}
};
static LookupEntry groupComponentNames[] = {
{"base", XkbIM_UseBase}
,
{"latched", XkbIM_UseLatched}
,
{"locked", XkbIM_UseLocked}
,
{"effective", XkbIM_UseEffective}
,
{"any", XkbIM_UseAnyGroup}
,
{"none", 0}
,
{NULL, 0}
};
int
SetIndicatorMapField(LEDInfo * led,
XkbDescPtr xkb,
char *field, ExprDef * arrayNdx, ExprDef * value)
{
ExprResult rtrn;
Bool ok;
ok = True;
if ((uStrCaseCmp(field, "modifiers") == 0)
|| (uStrCaseCmp(field, "mods") == 0))
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveModMask(value, &rtrn, LookupVModMask, (XPointer) xkb))
return ReportIndicatorBadType(xkb->dpy, led, field,
"modifier mask");
led->real_mods = rtrn.uval & 0xff;
led->vmods = (rtrn.uval >> 8) & 0xff;
led->defs.defined |= _LED_Mods;
}
else if (uStrCaseCmp(field, "groups") == 0)
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveMask
(value, &rtrn, SimpleLookup, (XPointer) groupNames))
return ReportIndicatorBadType(xkb->dpy, led, field, "group mask");
led->groups = rtrn.uval;
led->defs.defined |= _LED_Groups;
}
else if ((uStrCaseCmp(field, "controls") == 0) ||
(uStrCaseCmp(field, "ctrls") == 0))
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveMask
(value, &rtrn, SimpleLookup, (XPointer) ctrlNames))
return ReportIndicatorBadType(xkb->dpy, led, field,
"controls mask");
led->ctrls = rtrn.uval;
led->defs.defined |= _LED_Ctrls;
}
else if (uStrCaseCmp(field, "allowexplicit") == 0)
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveBoolean(value, &rtrn, NULL, NULL))
return ReportIndicatorBadType(xkb->dpy, led, field, "boolean");
if (rtrn.uval)
led->flags &= ~XkbIM_NoExplicit;
else
led->flags |= XkbIM_NoExplicit;
led->defs.defined |= _LED_Explicit;
}
else if ((uStrCaseCmp(field, "whichmodstate") == 0) ||
(uStrCaseCmp(field, "whichmodifierstate") == 0))
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveMask(value, &rtrn, SimpleLookup,
(XPointer) modComponentNames))
{
return ReportIndicatorBadType(xkb->dpy, led, field,
"mask of modifier state components");
}
led->which_mods = rtrn.uval;
}
else if (uStrCaseCmp(field, "whichgroupstate") == 0)
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveMask(value, &rtrn, SimpleLookup,
(XPointer) groupComponentNames))
{
return ReportIndicatorBadType(xkb->dpy, led, field,
"mask of group state components");
}
led->which_groups = rtrn.uval;
}
else if ((uStrCaseCmp(field, "driveskbd") == 0) ||
(uStrCaseCmp(field, "driveskeyboard") == 0) ||
(uStrCaseCmp(field, "leddriveskbd") == 0) ||
(uStrCaseCmp(field, "leddriveskeyboard") == 0) ||
(uStrCaseCmp(field, "indicatordriveskbd") == 0) ||
(uStrCaseCmp(field, "indicatordriveskeyboard") == 0))
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveBoolean(value, &rtrn, NULL, NULL))
return ReportIndicatorBadType(xkb->dpy, led, field, "boolean");
if (rtrn.uval)
led->flags |= XkbIM_LEDDrivesKB;
else
led->flags &= ~XkbIM_LEDDrivesKB;
led->defs.defined |= _LED_DrivesKbd;
}
else if (uStrCaseCmp(field, "index") == 0)
{
if (arrayNdx != NULL)
return ReportIndicatorNotArray(xkb->dpy, led, field);
if (!ExprResolveInteger(value, &rtrn, NULL, NULL))
return ReportIndicatorBadType(xkb->dpy, led, field,
"indicator index");
if ((rtrn.uval < 1) || (rtrn.uval > 32))
{
ERROR2("Illegal indicator index %d (range 1..%d)\n",
rtrn.uval, XkbNumIndicators);
ACTION1("Index definition for %s indicator ignored\n",
XkbAtomText(NULL, led->name, XkbMessage));
return False;
}
led->indicator = rtrn.uval;
led->defs.defined |= _LED_Index;
}
else
{
ERROR2("Unknown field %s in map for %s indicator\n", field,
XkbAtomText(NULL, led->name, XkbMessage));
ACTION("Definition ignored\n");
ok = False;
}
return ok;
}
LEDInfo *
HandleIndicatorMapDef(IndicatorMapDef * def,
XkbDescPtr xkb,
LEDInfo * dflt, LEDInfo * oldLEDs, unsigned merge)
{
LEDInfo led, *rtrn;
VarDef *var;
Bool ok;
if (def->merge != MergeDefault)
merge = def->merge;
led = *dflt;
led.defs.merge = merge;
led.name = def->name;
ok = True;
for (var = def->body; var != NULL; var = (VarDef *) var->common.next)
{
ExprResult elem, field;
ExprDef *arrayNdx;
if (!ExprResolveLhs(var->name, &elem, &field, &arrayNdx))
{
ok = False;
continue;
}
if (elem.str != NULL)
{
ERROR1
("Cannot set defaults for \"%s\" element in indicator map\n",
elem.str);
ACTION2("Assignment to %s.%s ignored\n", elem.str, field.str);
ok = False;
}
else
{
ok = SetIndicatorMapField(&led, xkb, field.str, arrayNdx,
var->value) && ok;
}
}
if (ok)
{
rtrn = AddIndicatorMap(oldLEDs, &led);
return rtrn;
}
return NULL;
}
Bool
CopyIndicatorMapDefs(XkbFileInfo * result, LEDInfo * leds,
LEDInfo ** unboundRtrn)
{
LEDInfo *led, *next;
LEDInfo *unbound, *last;
XkbDescPtr xkb;
xkb = result->xkb;
if (XkbAllocNames(xkb, XkbIndicatorNamesMask, 0, 0) != Success)
{
WSGO("Couldn't allocate names\n");
ACTION("Indicator names may be incorrect\n");
}
if (XkbAllocIndicatorMaps(xkb) != Success)
{
WSGO("Can't allocate indicator maps\n");
ACTION("Indicator map definitions may be lost\n");
return False;
}
last = unbound = (unboundRtrn ? *unboundRtrn : NULL);
while ((last != NULL) && (last->defs.next != NULL))
{
last = (LEDInfo *) last->defs.next;
}
for (led = leds; led != NULL; led = next)
{
next = (LEDInfo *) led->defs.next;
if ((led->groups != 0) && (led->which_groups == 0))
led->which_groups = XkbIM_UseEffective;
if ((led->which_mods == 0) && ((led->real_mods) || (led->vmods)))
led->which_mods = XkbIM_UseEffective;
if ((led->indicator == _LED_NotBound) || (!xkb->indicators))
{
if (unboundRtrn != NULL)
{
led->defs.next = NULL;
if (last != NULL)
last->defs.next = (CommonInfo *) led;
else
unbound = led;
last = led;
}
else
uFree(led);
}
else
{
register XkbIndicatorMapPtr im;
im = &xkb->indicators->maps[led->indicator - 1];
im->flags = led->flags;
im->which_groups = led->which_groups;
im->groups = led->groups;
im->which_mods = led->which_mods;
im->mods.mask = led->real_mods;
im->mods.real_mods = led->real_mods;
im->mods.vmods = led->vmods;
im->ctrls = led->ctrls;
if (xkb->names != NULL)
xkb->names->indicators[led->indicator - 1] = led->name;
uFree(led);
}
}
if (unboundRtrn != NULL)
{
*unboundRtrn = unbound;
}
return True;
}
Bool
BindIndicators(XkbFileInfo * result,
Bool force, LEDInfo * unbound, LEDInfo ** unboundRtrn)
{
XkbDescPtr xkb;
register int i;
register LEDInfo *led, *next, *last;
xkb = result->xkb;
if (xkb->names != NULL)
{
for (led = unbound; led != NULL; led = (LEDInfo *) led->defs.next)
{
if (led->indicator == _LED_NotBound)
{
for (i = 0; i < XkbNumIndicators; i++)
{
if (xkb->names->indicators[i] == led->name)
{
led->indicator = i + 1;
break;
}
}
}
}
if (force)
{
for (led = unbound; led != NULL; led = (LEDInfo *) led->defs.next)
{
if (led->indicator == _LED_NotBound)
{
for (i = 0; i < XkbNumIndicators; i++)
{
if (xkb->names->indicators[i] == None)
{
xkb->names->indicators[i] = led->name;
led->indicator = i + 1;
xkb->indicators->phys_indicators &= ~(1 << i);
break;
}
}
if (led->indicator == _LED_NotBound)
{
ERROR("No unnamed indicators found\n");
ACTION1
("Virtual indicator map \"%s\" not bound\n",
XkbAtomGetString(xkb->dpy, led->name));
continue;
}
}
}
}
}
for (last = NULL, led = unbound; led != NULL; led = next)
{
next = (LEDInfo *) led->defs.next;
if (led->indicator == _LED_NotBound)
{
if (force)
{
unbound = next;
uFree(led);
}
else
{
if (last)
last->defs.next = &led->defs;
else
unbound = led;
last = led;
}
}
else
{
if ((xkb->names != NULL) &&
(xkb->names->indicators[led->indicator - 1] != led->name))
{
Atom old = xkb->names->indicators[led->indicator - 1];
ERROR1("Multiple names bound to indicator %d\n",
(unsigned int) led->indicator);
ACTION2("Using %s, ignoring %s\n",
XkbAtomGetString(xkb->dpy, old),
XkbAtomGetString(xkb->dpy, led->name));
led->indicator = _LED_NotBound;
if (force)
{
uFree(led);
unbound = next;
}
else
{
if (last)
last->defs.next = &led->defs;
else
unbound = led;
last = led;
}
}
else
{
XkbIndicatorMapPtr map;
map = &xkb->indicators->maps[led->indicator - 1];
map->flags = led->flags;
map->which_groups = led->which_groups;
map->groups = led->groups;
map->which_mods = led->which_mods;
map->mods.mask = led->real_mods;
map->mods.real_mods = led->real_mods;
map->mods.vmods = led->vmods;
map->ctrls = led->ctrls;
if (last)
last->defs.next = &next->defs;
else
unbound = next;
led->defs.next = NULL;
uFree(led);
}
}
}
if (unboundRtrn)
{
*unboundRtrn = unbound;
}
else if (unbound)
{
for (led = unbound; led != NULL; led = next)
{
next = (LEDInfo *) led->defs.next;
uFree(led);
}
}
return True;
}