static XkbDescPtr
get_xkb (ClutterKeymapX11 *keymap_x11)
{
ClutterBackendX11 *backend_x11 = CLUTTER_BACKEND_X11 (keymap_x11->backend);
if (keymap_x11->max_keycode == 0)
XDisplayKeycodes (backend_x11->xdpy,
&keymap_x11->min_keycode,
&keymap_x11->max_keycode);
if (keymap_x11->xkb_desc == NULL)
{
int flags = XkbKeySymsMask
| XkbKeyTypesMask
| XkbModifierMapMask
| XkbVirtualModsMask;
keymap_x11->xkb_desc = XkbGetMap (backend_x11->xdpy, flags, XkbUseCoreKbd);
if (G_UNLIKELY (keymap_x11->xkb_desc == NULL))
{
g_error ("Failed to get the keymap from XKB");
return NULL;
}
flags = XkbGroupNamesMask | XkbVirtualModNamesMask;
XkbGetNames (backend_x11->xdpy, flags, keymap_x11->xkb_desc);
update_modmap (backend_x11->xdpy, keymap_x11);
}
else if (keymap_x11->xkb_map_serial != backend_x11->keymap_serial)
{
int flags = XkbKeySymsMask
| XkbKeyTypesMask
| XkbModifierMapMask
| XkbVirtualModsMask;
CLUTTER_NOTE (BACKEND, "Updating XKB keymap");
XkbGetUpdatedMap (backend_x11->xdpy, flags, keymap_x11->xkb_desc);
flags = XkbGroupNamesMask | XkbVirtualModNamesMask;
XkbGetNames (backend_x11->xdpy, flags, keymap_x11->xkb_desc);
update_modmap (backend_x11->xdpy, keymap_x11);
keymap_x11->xkb_map_serial = backend_x11->keymap_serial;
}
if (keymap_x11->num_lock_mask == 0)
keymap_x11->num_lock_mask = XkbKeysymToModifiers (backend_x11->xdpy,
XK_Num_Lock);
if (keymap_x11->scroll_lock_mask == 0)
keymap_x11->scroll_lock_mask = XkbKeysymToModifiers (backend_x11->xdpy,
XK_Scroll_Lock);
return keymap_x11->xkb_desc;
}
KeyboardLayoutWidget::KeyboardLayoutWidget(QWidget* parent): QWidget(parent),
ratio(1.0),
trackModifiers(false )
{
uint i = 0;
for (i = 0; i < sizeof(deadMapData) / sizeof(deadMapData[0]); i ++)
deadMap[deadMapData[i].dead] = deadMapData[i].nondead;
xkb = XkbGetKeyboard (QX11Info::display(),
XkbGBN_GeometryMask |
XkbGBN_KeyNamesMask |
XkbGBN_OtherNamesMask |
XkbGBN_SymbolsMask |
XkbGBN_IndicatorMapMask,
XkbUseCoreKbd);
if (!xkb)
return;
groupLevels = pGroupsLevels;
XkbGetNames (QX11Info::display(), XkbAllNamesMask, xkb);
l3mod = XkbKeysymToModifiers (QX11Info::display(),
XK_ISO_Level3_Shift);
XkbSelectEventDetails (QX11Info::display(), XkbUseCoreKbd,
XkbIndicatorStateNotify,
xkb->indicators->phys_indicators,
xkb->indicators->phys_indicators);
xkbOnDisplay = true;
int mask = (XkbStateNotifyMask | XkbNamesNotifyMask |
XkbControlsNotifyMask | XkbIndicatorMapNotifyMask |
XkbNewKeyboardNotifyMask);
XkbSelectEvents (QX11Info::display(), XkbUseCoreKbd, mask, mask);
mask = XkbGroupStateMask | XkbModifierStateMask;
XkbSelectEventDetails (QX11Info::display(), XkbUseCoreKbd,
XkbStateNotify, mask, mask);
mask = (XkbGroupNamesMask | XkbIndicatorNamesMask);
XkbSelectEventDetails (QX11Info::display(), XkbUseCoreKbd,
XkbNamesNotify, mask, mask);
alloc ();
init();
initColors();
setFocusPolicy(Qt::StrongFocus);
}
/*
* given a list of modifiers, computes the mask necessary for later matching.
* This routine must lookup the key in the Keymap and then search to see
* what modifier it is bound to, if any. Sets the AnyModifier bit if it
* can't map some keysym to a modifier.
*/
static void
ComputeMaskFromKeytrans(
Display *dpy,
register struct _XKeytrans *p)
{
register int i;
p->state = AnyModifier;
for (i = 0; i < p->mlen; i++) {
p->state|= XkbKeysymToModifiers(dpy,p->modifiers[i]);
}
p->state &= AllMods;
}
static void
setup_modifiers (void)
{
if (gsd_used_mods == 0 || gsd_ignored_mods == 0) {
GdkModifierType dynmods;
/* default modifiers */
gsd_ignored_mods = \
0x2000 /*Xkb modifier*/ | GDK_LOCK_MASK | GDK_HYPER_MASK;
gsd_used_mods = \
GDK_SHIFT_MASK | GDK_CONTROL_MASK |\
GDK_MOD1_MASK | GDK_MOD2_MASK | GDK_MOD3_MASK | GDK_MOD4_MASK |\
GDK_MOD5_MASK | GDK_SUPER_MASK | GDK_META_MASK;
/* NumLock can be assigned to varying keys so we need to
* resolve and ignore it specially */
dynmods = XkbKeysymToModifiers (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), GDK_KEY_Num_Lock);
gsd_ignored_mods |= dynmods;
gsd_used_mods &= ~dynmods;
}
}
static void accessx_status_applet_init_modifiers(AccessxStatusApplet* sapplet)
{
int i;
unsigned int hyper_mask, super_mask, alt_gr_mask;
unsigned int alt_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Alt_L);
unsigned int meta_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Meta_L);
g_assert(sapplet->meta_indicator);
if (meta_mask && (meta_mask != alt_mask))
{
gtk_widget_show(sapplet->meta_indicator);
}
else
{
gtk_widget_hide(sapplet->meta_indicator);
}
hyper_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Hyper_L);
if (hyper_mask)
{
gtk_widget_show(sapplet->hyper_indicator);
}
else
{
gtk_widget_hide(sapplet->hyper_indicator);
}
super_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Super_L);
if (super_mask)
{
gtk_widget_show(sapplet->super_indicator);
}
else
{
gtk_widget_hide(sapplet->super_indicator);
}
alt_gr_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Mode_switch) |
XkbKeysymToModifiers(sapplet->xkb_display, XK_ISO_Level3_Shift) |
XkbKeysymToModifiers(sapplet->xkb_display, XK_ISO_Level3_Latch) |
XkbKeysymToModifiers(sapplet->xkb_display, XK_ISO_Level3_Lock);
if (alt_gr_mask)
{
gtk_widget_show(sapplet->alt_graph_indicator);
}
else
{
gtk_widget_hide(sapplet->alt_graph_indicator);
}
for (i = 0; i < G_N_ELEMENTS(modifiers); ++i)
{
if (modifiers[i].mask == ShiftMask)
{
modifiers[i].indicator = sapplet->shift_indicator;
}
else if (modifiers[i].mask == ControlMask)
{
modifiers[i].indicator = sapplet->ctrl_indicator;
}
else if (modifiers[i].mask == alt_mask)
{
modifiers[i].indicator = sapplet->alt_indicator;
}
else if (modifiers[i].mask == meta_mask)
{
modifiers[i].indicator = sapplet->meta_indicator;
}
else if (modifiers[i].mask == hyper_mask)
{
modifiers[i].indicator = sapplet->hyper_indicator;
}
else if (modifiers[i].mask == super_mask)
{
modifiers[i].indicator = sapplet->super_indicator;
}
else if (modifiers[i].mask == alt_gr_mask)
{
modifiers[i].indicator = sapplet->alt_graph_indicator;
}
}
}
int
XRefreshKeyboardMapping(register XMappingEvent *event)
{
XkbEvent *xkbevent = (XkbEvent *)event;
Display *dpy = event->display;
XkbMapChangesRec changes;
XkbInfoPtr xkbi;
/* always do this for input methods, which still use the old keymap */
(void) _XRefreshKeyboardMapping(event);
if (_XkbUnavailable(dpy))
return 1;
xkbi = dpy->xkb_info;
if (((event->type&0x7f)-xkbi->codes->first_event)==XkbEventCode)
return XkbRefreshKeyboardMapping(&xkbevent->map);
if (xkbi->flags&XkbXlibNewKeyboard) {
_XkbReloadDpy(dpy);
return 1;
}
if ((xkbi->flags&XkbMapPending)||(event->request==MappingKeyboard)) {
if (xkbi->flags&XkbMapPending) {
changes= xkbi->changes;
_XkbNoteCoreMapChanges(&changes,event,XKB_XLIB_MAP_MASK);
}
else {
bzero(&changes,sizeof(changes));
changes.changed= XkbKeySymsMask;
if (xkbi->desc->min_key_code<xkbi->desc->max_key_code) {
changes.first_key_sym= xkbi->desc->min_key_code;
changes.num_key_syms= xkbi->desc->max_key_code-
xkbi->desc->min_key_code+1;
}
else {
changes.first_key_sym= event->first_keycode;
changes.num_key_syms= event->count;
}
}
if (XkbGetMapChanges(dpy,xkbi->desc, &changes)!=Success) {
#ifdef DEBUG
fprintf(stderr,"Internal Error! XkbGetMapChanges failed:\n");
if (changes.changed&XkbKeyTypesMask) {
int first= changes.first_type;
int last= changes.first_type+changes.num_types-1;
fprintf(stderr," types: %d..%d\n",first,last);
}
if (changes.changed&XkbKeySymsMask) {
int first= changes.first_key_sym;
int last= changes.first_key_sym+changes.num_key_syms-1;
fprintf(stderr," symbols: %d..%d\n",first,last);
}
if (changes.changed&XkbKeyActionsMask) {
int last,first= changes.first_key_act;
last= changes.first_key_act+changes.num_key_acts-1;
fprintf(stderr," acts: %d..%d\n",first,last);
}
if (changes.changed&XkbKeyBehaviorsMask) {
int last,first= changes.first_key_behavior;
last= first+changes.num_key_behaviors-1;
fprintf(stderr," behaviors: %d..%d\n",first,last);
}
if (changes.changed&XkbVirtualModsMask) {
fprintf(stderr,"virtual mods: 0x%04x\n",
changes.vmods);
}
if (changes.changed&XkbExplicitComponentsMask) {
int last,first= changes.first_key_explicit;
last= first+changes.num_key_explicit-1;
fprintf(stderr," explicit: %d..%d\n",first,last);
}
#endif
}
LockDisplay(dpy);
if (xkbi->flags&XkbMapPending) {
xkbi->flags&= ~XkbMapPending;
bzero(&xkbi->changes,sizeof(XkbMapChangesRec));
}
UnlockDisplay(dpy);
}
if (event->request==MappingModifier) {
LockDisplay(dpy);
if (xkbi->desc->map->modmap) {
_XkbFree(xkbi->desc->map->modmap);
xkbi->desc->map->modmap= NULL;
}
if (dpy->key_bindings) {
register struct _XKeytrans *p;
for (p = dpy->key_bindings; p; p = p->next) {
register int i;
p->state= 0;
if (p->mlen>0) {
for (i = 0; i < p->mlen; i++) {
p->state|= XkbKeysymToModifiers(dpy,p->modifiers[i]);
}
if (p->state) p->state &= AllMods;
else p->state = AnyModifier;
}
}
}
UnlockDisplay(dpy);
}
return 1;
}
static void
spi_controller_register_with_devices (SpiDEController *controller)
{
DEControllerPrivateData *priv;
int event_base, error_base, major_version, minor_version;
priv = controller->priv;
if (XTestQueryExtension (spi_get_display(), &event_base, &error_base, &major_version, &minor_version))
{
XTestGrabControl (spi_get_display (), True);
}
/* calls to device-specific implementations and routines go here */
/* register with: keyboard hardware code handler */
/* register with: (translated) keystroke handler */
priv->have_xkb = XkbQueryExtension (spi_get_display (),
&priv->xkb_major_extension_opcode,
&priv->xkb_base_event_code,
&priv->xkb_base_error_code, NULL, NULL);
if (priv->have_xkb)
{
gint i;
guint64 reserved = 0;
priv->xkb_desc = XkbGetMap (spi_get_display (), XkbKeySymsMask, XkbUseCoreKbd);
XkbSelectEvents (spi_get_display (),
XkbUseCoreKbd,
XkbStateNotifyMask, XkbStateNotifyMask);
_numlock_physical_mask = XkbKeysymToModifiers (spi_get_display (),
XK_Num_Lock);
for (i = priv->xkb_desc->max_key_code; i >= priv->xkb_desc->min_key_code; --i)
{
if (priv->xkb_desc->map->key_sym_map[i].kt_index[0] == XkbOneLevelIndex)
{
if (XkbKeycodeToKeysym (spi_get_display (), i, 0, 0) != 0)
{
/* don't use this one if there's a grab client! */
/* Runtime errors are generated from these functions,
* that are then quashed. Equivalent to:
* try
* {Blah}
* except
* {;}
*/
spi_x_error_trap ();
XGrabKey (spi_get_display (), i, 0,
spi_get_root_window (),
TRUE,
GrabModeSync, GrabModeSync);
XSync (spi_get_display (), TRUE);
XUngrabKey (spi_get_display (), i, 0,
spi_get_root_window ());
if (!spi_x_error_release ())
{
reserved = i;
break;
}
}
}
}
if (reserved)
{
priv->reserved_keycode = reserved;
priv->reserved_keysym = XkbKeycodeToKeysym (spi_get_display (), reserved, 0, 0);
}
else
{
priv->reserved_keycode = XKeysymToKeycode (spi_get_display (), XK_numbersign);
priv->reserved_keysym = XK_numbersign;
}
#ifdef SPI_RESERVED_DEBUG
unsigned sym = 0;
sym = XKeycodeToKeysym (spi_get_display (), reserved, 0);
fprintf (stderr, "%x\n", sym);
fprintf (stderr, "setting the reserved keycode to %d (%s)\n",
reserved,
XKeysymToString (XKeycodeToKeysym (spi_get_display (),
reserved, 0)));
#endif
}
spi_set_filter (global_filter_fn, controller);
spi_set_events (KeyPressMask | KeyReleaseMask);
x_default_error_handler = XSetErrorHandler (_spi_controller_device_error_handler);
}
static gboolean
spi_dec_x11_synth_keystring (SpiDEController *controller, guint synth_type, gint keycode, const char *keystring)
{
/* probably we need to create and inject an XIM handler eventually. */
/* for now, try to match the string to existing
* keycode+modifier states.
*/
KeySym *keysyms;
gint maxlen = 0;
gunichar unichar = 0;
gint i = 0;
gboolean retval = TRUE;
const gchar *c;
KeySym keysym;
maxlen = strlen (keystring) + 1;
keysyms = g_new0 (KeySym, maxlen);
if (!(keystring && *keystring && g_utf8_validate (keystring, -1, &c))) {
retval = FALSE;
}
else {
#ifdef SPI_DEBUG
fprintf (stderr, "[keystring synthesis attempted on %s]\n", keystring);
#endif
while (keystring && (unichar = g_utf8_get_char (keystring))) {
char bytes[6];
gint mbytes;
mbytes = g_unichar_to_utf8 (unichar, bytes);
bytes[mbytes] = '\0';
#ifdef SPI_DEBUG
fprintf (stderr, "[unichar %s]", bytes);
#endif
keysym = keysym_for_unichar (controller, unichar);
if (keysym == NoSymbol) {
#ifdef SPI_DEBUG
fprintf (stderr, "no keysym for %s", bytes);
#endif
retval = FALSE;
break;
}
keysyms[i++] = keysym;
keystring = g_utf8_next_char (keystring);
}
keysyms[i++] = 0;
XSynchronize (spi_get_display (), TRUE);
for (i = 0; keysyms[i]; ++i) {
if (!spi_dec_synth_keysym (controller, keysyms[i])) {
#ifdef SPI_DEBUG
fprintf (stderr, "could not synthesize %c\n",
(int) keysyms[i]);
#endif
retval = FALSE;
break;
}
}
XSynchronize (spi_get_display (), FALSE);
}
g_free (keysyms);
if (synth_type == Accessibility_KEY_SYM) {
keysym = keycode;
}
else {
keysym = XkbKeycodeToKeysym (spi_get_display (), keycode, 0, 0);
}
if (XkbKeysymToModifiers (spi_get_display (), keysym) == 0) {
spi_dec_clear_unlatch_pending (controller);
}
return retval;
}