unsigned
XkbKeysymToModifiers(Display *dpy,KeySym ks)
{
XkbDescRec *xkb;
register int i,j;
register KeySym *pSyms;
CARD8 mods;
if (_XkbUnavailable(dpy))
return _XKeysymToModifiers(dpy,ks);
_XkbCheckPendingRefresh(dpy,dpy->xkb_info);
if (_XkbNeedModmap(dpy->xkb_info)&&(!_XkbComputeModmap(dpy)))
return _XKeysymToModifiers(dpy,ks);
xkb= dpy->xkb_info->desc;
mods= 0;
for (i = xkb->min_key_code; i <= (int)xkb->max_key_code; i++) {
pSyms= XkbKeySymsPtr(xkb,i);
for (j=XkbKeyNumSyms(xkb,i)-1;j>=0;j--) {
if (pSyms[j]==ks) {
mods|= xkb->map->modmap[i];
break;
}
}
}
return mods;
}
static int
check_modmap_change_slave(ClientPtr client, DeviceIntPtr master,
DeviceIntPtr slave, CARD8 *modmap)
{
XkbDescPtr master_xkb, slave_xkb;
int i, j;
if (!slave->key || !master->key)
return 0;
master_xkb = master->key->xkbInfo->desc;
slave_xkb = slave->key->xkbInfo->desc;
/* Ignore devices with a clearly different keymap. */
if (slave_xkb->min_key_code != master_xkb->min_key_code ||
slave_xkb->max_key_code != master_xkb->max_key_code)
return 0;
for (i = 0; i < MAP_LENGTH; i++) {
if (!modmap[i])
continue;
/* If we have different symbols for any modifier on an
* extended keyboard, ignore the whole remap request. */
for (j = 0;
j < XkbKeyNumSyms(slave_xkb, i) &&
j < XkbKeyNumSyms(master_xkb, i);
j++)
if (XkbKeySymsPtr(slave_xkb, i)[j] != XkbKeySymsPtr(master_xkb, i)[j])
return 0;
}
if (check_modmap_change(client, slave, modmap) != Success)
return 0;
return 1;
}
KeyCode
XKeysymToKeycode(Display *dpy, KeySym ks)
{
register int i, j, gotOne;
if (_XkbUnavailable(dpy))
return _XKeysymToKeycode(dpy,ks);
_XkbCheckPendingRefresh(dpy,dpy->xkb_info);
j= 0;
do {
register XkbDescRec *xkb = dpy->xkb_info->desc;
gotOne= 0;
for (i = dpy->min_keycode; i <= dpy->max_keycode; i++) {
if ( j<(int)XkbKeyNumSyms(xkb,i) ) {
gotOne = 1;
if ((XkbKeySym(xkb,i,j)==ks))
return i;
}
}
j++;
} while (gotOne);
return 0;
}
