#include <X11/extensions/XTest.h>
#include <X11/XKBlib.h>
#define XK_MISCELLANY
+#define XK_LATIN1
#include <X11/keysymdef.h>
#ifdef HAVE_XEVIE
#include "../libspi/spi-private.h"
#include "deviceeventcontroller.h"
+KeySym ucs2keysym (long ucs);
+long keysym2ucs(KeySym keysym);
+
+#define CHECK_RELEASE_DELAY 20
+#define BIT(c, x) (c[x/8]&(1<<(x%8)))
+static guint check_release_handler = 0;
+static Accessibility_DeviceEvent pressed_event;
+static SpiDEController *saved_controller;
+static void wait_for_release_event (XEvent *event, SpiDEController *controller);
+
/* Our parent Gtk object type */
#define PARENT_TYPE BONOBO_TYPE_OBJECT
static GQuark spi_dec_private_quark = 0;
-int (*x_default_error_handler) (Display *display, XErrorEvent *error_event);
+static int (*x_default_error_handler) (Display *display, XErrorEvent *error_event);
typedef enum {
SPI_DEVICE_TYPE_KBD,
unsigned int xkb_latch_mask;
unsigned int pending_xkb_mod_relatch_mask;
XkbDescPtr xkb_desc;
+ KeyCode reserved_keycode;
+ KeySym reserved_keysym;
+ guint reserved_reset_timeout;
} DEControllerPrivateData;
static void spi_controller_register_with_devices (SpiDEController *controller);
return retval;
}
+static gboolean
+spi_dec_replace_map_keysym (DEControllerPrivateData *priv, KeyCode keycode, KeySym keysym)
+{
+#ifdef HAVE_XKB
+ Display *dpy = spi_get_display ();
+ XkbDescPtr desc;
+ if (!(desc = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd)))
+ {
+ fprintf (stderr, "ERROR getting map\n");
+ }
+ XFlush (dpy);
+ XSync (dpy, False);
+ if (desc && desc->map)
+ {
+ gint offset = desc->map->key_sym_map[keycode].offset;
+ desc->map->syms[offset] = keysym;
+ }
+ else
+ {
+ fprintf (stderr, "Error changing key map: empty server structure\n");
+ }
+ XkbSetMap (dpy, XkbAllMapComponentsMask, desc);
+ /**
+ * FIXME: the use of XkbChangeMap, and the reuse of the priv->xkb_desc structure,
+ * would be far preferable.
+ * HOWEVER it does not seem to work using XFree 4.3.
+ **/
+ /* XkbChangeMap (dpy, priv->xkb_desc, priv->changes); */
+ XFlush (dpy);
+ XSync (dpy, False);
+ XkbFreeKeyboard (desc, 0, TRUE);
+
+ return TRUE;
+#else
+ return FALSE;
+#endif
+}
+
+static gboolean
+spi_dec_reset_reserved (gpointer data)
+{
+ DEControllerPrivateData *priv = data;
+ spi_dec_replace_map_keysym (priv, priv->reserved_keycode, priv->reserved_keysym);
+ priv->reserved_reset_timeout = 0;
+ return FALSE;
+}
+
static KeyCode
-keycode_for_keysym (long keysym, unsigned int *modmask)
+keycode_for_keysym (SpiDEController *controller, long keysym, unsigned int *modmask)
{
KeyCode keycode = 0;
keycode = XKeysymToKeycode (spi_get_display (), (KeySym) keysym);
+ if (!keycode)
+ {
+ DEControllerPrivateData *priv = (DEControllerPrivateData *)
+ g_object_get_qdata (G_OBJECT (controller), spi_dec_private_quark);
+ /* if there's no keycode available, fix it */
+ if (spi_dec_replace_map_keysym (priv, priv->reserved_keycode, keysym))
+ {
+ keycode = priv->reserved_keycode;
+ /*
+ * queue a timer to restore the old keycode. Ugly, but required
+ * due to races / asynchronous X delivery.
+ * Long-term fix is to extend the X keymap here instead of replace entries.
+ */
+ priv->reserved_reset_timeout = g_timeout_add (500, spi_dec_reset_reserved, priv);
+ }
+ *modmask = 0;
+ return keycode;
+ }
if (modmask)
*modmask = keysym_mod_mask (keysym, keycode);
return keycode;
e.source = BONOBO_OBJREF (controller->registry->desktop);
e.detail1 = last_mouse_pos->x;
e.detail2 = last_mouse_pos->y;
- spi_init_any_nil (&e.any_data);
+ spi_init_any_nil (&e.any_data,
+ spi_accessible_new_return (atk_get_root (), FALSE, NULL),
+ Accessibility_ROLE_UNKNOWN,
+ "");
CORBA_exception_init (&ev);
if (!is_consumed)
{
}
else
spi_dec_set_unlatch_pending (controller, mask_return);
+
+ CORBA_free (e.any_data._value);
}
return TRUE;
}
int *x, int *y, gboolean *moved)
{
Accessibility_Event e;
+ Accessibility_EventDetails *details;
CORBA_Environment ev;
int win_x_return,win_y_return;
unsigned int mask_return;
e.source = BONOBO_OBJREF (controller->registry->desktop);
e.detail1 = *x;
e.detail2 = *y;
- spi_init_any_nil (&e.any_data);
+ spi_init_any_nil (&e.any_data,
+ spi_accessible_new_return (atk_get_root (), FALSE, NULL),
+ Accessibility_ROLE_UNKNOWN,
+ "");
CORBA_exception_init (&ev);
Accessibility_Registry_notifyEvent (BONOBO_OBJREF (controller->registry),
&e,
&ev);
+ details = e.any_data._value;
+ CORBA_free (details);
e.type = "mouse:rel";
e.source = BONOBO_OBJREF (controller->registry->desktop);
e.detail1 = *x - last_mouse_pos->x;
e.detail2 = *y - last_mouse_pos->y;
- spi_init_any_nil (&e.any_data);
+ spi_init_any_nil (&e.any_data,
+ spi_accessible_new_return (atk_get_root (), FALSE, NULL),
+ Accessibility_ROLE_UNKNOWN,
+ "");
CORBA_exception_init (&ev);
last_mouse_pos->x = *x;
last_mouse_pos->y = *y;
Accessibility_Registry_notifyEvent (BONOBO_OBJREF (controller->registry),
&e,
&ev);
+ details = e.any_data._value;
+ CORBA_free (details);
*moved = True;
}
else
e.source = BONOBO_OBJREF (controller->registry->desktop);
e.detail1 = prev_mask & key_modifier_mask;
e.detail2 = current_mask & key_modifier_mask;
- spi_init_any_nil (&e.any_data);
+ spi_init_any_nil (&e.any_data,
+ spi_accessible_new_return (atk_get_root (), FALSE, NULL),
+ Accessibility_ROLE_UNKNOWN,
+ "");
CORBA_exception_init (&ev);
Accessibility_Registry_notifyEvent (BONOBO_OBJREF (controller->registry),
&e,
&ev);
+ CORBA_free (e.any_data._value);
}
static gboolean
static void
spi_dec_init_mouse_listener (SpiRegistry *registry)
{
+#ifdef GRAB_BUTTON
Display *display = spi_get_display ();
+#endif
g_timeout_add (100, spi_dec_poll_mouse_idle, registry);
+#ifdef GRAB_BUTTON
if (display)
{
if (XGrabButton (display, AnyButton, AnyModifier,
fprintf (stderr, "mouse buttons grabbed\n");
#endif
}
+#endif
}
/**
* Eventually we can use this to make the marshalling of mask types
* more sane, but for now we just use this to detect
- * the use of 'virtual' masks such as Mumlock and convert them to
+ * the use of 'virtual' masks such as numlock and convert them to
* system-specific mask values (i.e. ModMask).
*
**/
static Accessibility_ControllerEventMask
spi_dec_translate_mask (Accessibility_ControllerEventMask mask)
{
- if (mask == SPI_KEYMASK_NUMLOCK) {
- mask = _numlock_physical_mask;
- }
- return mask;
+ Accessibility_ControllerEventMask tmp_mask;
+ gboolean has_numlock;
+
+ has_numlock = (mask & SPI_KEYMASK_NUMLOCK);
+ tmp_mask = mask;
+ if (has_numlock)
+ {
+ tmp_mask = mask ^ SPI_KEYMASK_NUMLOCK;
+ tmp_mask |= _numlock_physical_mask;
+ }
+
+ return tmp_mask;
}
static DEControllerKeyListener *
GSList *notify = NULL, *l2;
GList **listeners = &controller->mouse_listeners;
gboolean is_consumed;
+#ifdef SPI_KEYEVENT_DEBUG
gboolean found = FALSE;
-
+#endif
if (!listeners)
{
return FALSE;
/* we clone (don't dup) the listener, to avoid refcount inc. */
notify = g_slist_prepend (notify,
spi_listener_clone (listener, ev));
+#ifdef SPI_KEYEVENT_DEBUG
found = TRUE;
+#endif
}
}
}
e.source = BONOBO_OBJREF (controller->registry->desktop);
e.detail1 = last_mouse_pos->x;
e.detail2 = last_mouse_pos->y;
- spi_init_any_nil (&e.any_data);
+ spi_init_any_nil (&e.any_data,
+ spi_accessible_new_return (atk_get_root (), FALSE, NULL),
+ Accessibility_ROLE_UNKNOWN,
+ "");
CORBA_exception_init (&ev);
Accessibility_Registry_notifyEvent (BONOBO_OBJREF (controller->registry),
&e,
&ev);
+ CORBA_free (e.any_data._value);
}
xkb_mod_unlatch_occurred = (xevent->type == ButtonPress ||
{
if (controller->xevie_display == NULL)
{
- gboolean is_consumed =
+ gboolean is_consumed;
+
+ is_consumed =
spi_device_event_controller_forward_key_event (controller, xevent);
if (is_consumed)
- XAllowEvents (spi_get_display (), AsyncKeyboard, CurrentTime);
+ {
+ int n_events;
+ int i;
+ XEvent next_event;
+ n_events = XPending (display);
+
+#ifdef SPI_KEYEVENT_DEBUG
+ g_print ("Number of events pending: %d\n", n_events);
+#endif
+ for (i = 0; i < n_events; i++)
+ {
+ XNextEvent (display, &next_event);
+ if (next_event.type != KeyPress &&
+ next_event.type != KeyRelease)
+ g_warning ("Unexpected event type %d in queue", next_event.type);
+ }
+
+ XAllowEvents (display, AsyncKeyboard, CurrentTime);
+ if (n_events)
+ XUngrabKeyboard (display, CurrentTime);
+ }
else
- XAllowEvents (spi_get_display (), ReplayKeyboard, CurrentTime);
+ {
+ if (xevent->type == KeyPress)
+ wait_for_release_event (xevent, controller);
+ XAllowEvents (display, ReplayKeyboard, CurrentTime);
+ }
}
return GDK_FILTER_CONTINUE;
{
XkbAnyEvent * xkb_ev = (XkbAnyEvent *) xevent;
/* ugly but probably necessary...*/
- XSynchronize (spi_get_display (), TRUE);
+ XSynchronize (display, TRUE);
if (xkb_ev->xkb_type == XkbStateNotify)
{
}
else
DBG (2, g_warning ("XKB event %d\n", xkb_ev->xkb_type));
- XSynchronize (spi_get_display (), FALSE);
+ XSynchronize (display, FALSE);
}
return GDK_FILTER_CONTINUE;
}
-int
+static int
_spi_controller_device_error_handler (Display *display, XErrorEvent *error)
{
if (error->error_code == BadAccess)
&priv->xkb_base_error_code, NULL, NULL);
if (priv->have_xkb)
{
- priv->xkb_desc = XkbGetMap (spi_get_display (), 0, XkbUseCoreKbd);
+ 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 (XKeycodeToKeysym (spi_get_display (), i, 0) != 0)
+ {
+ /* don't use this one if there's a grab client! */
+ gdk_error_trap_push ();
+ XGrabKey (spi_get_display (), i, 0,
+ gdk_x11_get_default_root_xwindow (),
+ TRUE,
+ GrabModeSync, GrabModeSync);
+ XSync (spi_get_display (), TRUE);
+ XUngrabKey (spi_get_display (), i, 0,
+ gdk_x11_get_default_root_xwindow ());
+ if (!gdk_error_trap_pop ())
+ {
+ reserved = i;
+ break;
+ }
+ }
+ }
+ }
+ if (reserved)
+ {
+ priv->reserved_keycode = reserved;
+ priv->reserved_keysym = XKeycodeToKeysym (spi_get_display (), reserved, 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
}
gdk_window_add_filter (NULL, global_filter_fn, controller);
static gboolean
spi_controller_notify_keylisteners (SpiDEController *controller,
- const Accessibility_DeviceEvent *key_event,
+ Accessibility_DeviceEvent *key_event,
CORBA_boolean is_system_global,
CORBA_Environment *ev)
{
return FALSE;
}
+ /* set the NUMLOCK event mask bit if appropriate: see bug #143702 */
+ if (key_event->modifiers & _numlock_physical_mask)
+ key_event->modifiers |= SPI_KEYMASK_NUMLOCK;
+
for (l = *key_listeners; l; l = l->next)
{
DEControllerKeyListener *key_listener = l->data;
DEControllerKeyListener *key_listener = l2->data;
Accessibility_DeviceEventListener ls = key_listener->listener.object;
- is_consumed = Accessibility_DeviceEventListener_notifyEvent (ls, key_event, ev);
+ is_consumed = Accessibility_DeviceEventListener_notifyEvent (ls, key_event, ev) &&
+ key_listener->mode->preemptive;
if (BONOBO_EX (ev))
{
}
static gboolean
-spi_clear_error_state ()
+spi_clear_error_state (void)
{
gboolean retval = spi_error_code != 0;
spi_error_code = 0;
Accessibility_DeviceEvent key_event;
KeySym keysym;
const int cbuf_bytes = 20;
- char cbuf [cbuf_bytes+1];
+ char cbuf [21];
int nbytes;
nbytes = XLookupString (x_key_event, cbuf, cbuf_bytes, &keysym, NULL);
gunichar c;
cbuf[nbytes] = '\0'; /* OK since length is cbuf_bytes+1 */
key_event.event_string = CORBA_string_dup (cbuf);
- c = g_utf8_get_char_validated (cbuf, nbytes);
- if ((c > 0) && g_unichar_isprint (c))
+ c = keysym2ucs (keysym);
+ if (c > 0 && !g_unichar_iscntrl (c))
{
key_event.is_text = CORBA_TRUE;
/* incorrect for some composed chars? */
(x_key_event->state & Mod1Mask)?"Alt-":"",
((x_key_event->state & ShiftMask)^(x_key_event->state & LockMask))?
g_ascii_toupper (keysym) : g_ascii_tolower (keysym));
+ fprintf (stderr, "serial: %x Time: %x\n", x_key_event->serial, x_key_event->time);
#endif /* SPI_DEBUG */
return key_event;
}
{
GList *l, *next;
gboolean update_failed = FALSE;
+ KeyCode keycode = 0;
g_return_val_if_fail (controller != NULL, FALSE);
*
* ControlMask grabs are broken, must be in use already
*/
+ if (recv)
+ keycode = keycode_for_keysym (controller, recv->id, NULL);
for (l = controller->keygrabs_list; l; l = next)
{
gboolean do_remove;
re_issue_grab = recv &&
(recv->modifiers & grab_mask->mod_mask) &&
- (grab_mask->key_val == keycode_for_keysym (recv->id, NULL));
+ (grab_mask->key_val == keycode);
#ifdef SPI_DEBUG
fprintf (stderr, "mask=%lx %lx (%c%c) %s\n",
}
XTestFakeKeyEvent (spi_get_display (), keycode, True, time);
priv->last_press_keycode = keycode;
+ XFlush (spi_get_display ());
XSync (spi_get_display (), False);
gettimeofday (&priv->last_press_time, NULL);
return TRUE;
static KeySym
dec_keysym_for_unichar (SpiDEController *controller, gunichar unichar)
{
- /* TODO: table lookups within a range, for various code pages! */
- KeySym keysym = NoSymbol;
-
- if (unichar >= 0x20 && unichar < 0x7f) { /* Basic Latin/ASCII */
- keysym = (KeySym) unichar;
- }
- else if (unichar >= 0xa0 && unichar <= 0xff) { /* Latin 1 extensions */
- keysym = (KeySym) unichar;
- }
- else if (unichar >= 0x100 && unichar <= 0x233) { /* unfortunately the mapping gets nasty for Latin-2 and 3... help! */
- keysym = NoSymbol;
- }
- else if (unichar >= 0x7c1 && unichar <= 0x3a1) { /* let's try Greek anyway... */
- keysym = (KeySym) (0x391 + (unichar - 0x7c1));
- }
- else if (unichar >= 0x3a3 && unichar <= 0x3a9) { /* let's try Greek anyway... */
- keysym = (KeySym) (0x7d2 + (unichar - 0x3a3));
- }
- else if (unichar >= 0x3b1 && unichar <= 0x3c1) { /* let's try Greek anyway... */
- keysym = (KeySym) (0x7e1 + (unichar - 0x3b1));
- }
- else if (unichar == 0x3c2) {
- keysym = (KeySym) 0x7f3; /* XK_Greek_finalsmallsigma; */
- }
- else if (unichar >= 0x3c3 && unichar <= 0x3c9) { /* let's try Greek anyway... */
- keysym = (KeySym) (0x7f2 + (unichar - 0x3c2));
- }
- else if (unichar >= 0x5d0 && unichar <= 0x5ea) { /* Hebrew basics */
- /* probably broken :-) */
- keysym = (KeySym) (0xce0 + (unichar - 0x5d0));
- }
- else if (unichar >= 0x30a1 && unichar <= 0x30ab) { /* partial katakana support */
- /* TODO: complete! */
- keysym = (KeySym) (0x4b1 + (unichar - 0x30a1)/2);
- }
- else if (unichar >= 0x20a0 && unichar <= 0x20ac) { /* currency */
- keysym = (KeySym) unichar; /* how convenient ;-) */
- }
- return keysym;
+ return ucs2keysym ((long) unichar);
}
static gboolean
KeyCode key_synth_code;
unsigned int modifiers, synth_mods, lock_mods;
- key_synth_code = keycode_for_keysym (keysym, &synth_mods);
+ key_synth_code = keycode_for_keysym (controller, keysym, &synth_mods);
if ((key_synth_code == 0) || (synth_mods == 0xFF)) return FALSE;
}
dec_synth_keycode_press (controller, key_synth_code);
dec_synth_keycode_release (controller, key_synth_code);
+
if (synth_mods != modifiers)
dec_unlock_modifiers (controller, lock_mods);
return TRUE;
keystring = g_utf8_next_char (keystring);
}
keysyms[i++] = 0;
+ XSynchronize (spi_get_display (), TRUE);
for (i = 0; keysyms[i]; ++i) {
if (!dec_synth_keysym (controller, keysyms[i])) {
#ifdef SPI_DEBUG
break;
}
}
+ XSynchronize (spi_get_display (), FALSE);
}
g_free (keysyms);
{
SpiDEController *controller =
SPI_DEVICE_EVENT_CONTROLLER (bonobo_object (servant));
- long key_synth_code;
+ gint err;
KeySym keysym;
#ifdef SPI_DEBUG
*/
gdk_error_trap_push ();
- key_synth_code = keycode;
switch (synth_type)
{
keystring);
break;
}
- if (gdk_error_trap_pop ())
+ if ((err = gdk_error_trap_pop ()))
{
- DBG (-1, g_warning ("Error emitting keystroke"));
+ DBG (-1, g_warning ("Error [%d] emitting keystroke", err));
}
if (synth_type == Accessibility_KEY_SYM) {
keysym = keycode;
g_print ("notifylistening listeners synchronously: controller %p, event id %d\n",
controller, (int) event->id);
#endif
- return spi_controller_notify_keylisteners (controller, event, CORBA_FALSE, ev) ?
+ return spi_controller_notify_keylisteners (controller,
+ (Accessibility_DeviceEvent *)
+ event, CORBA_FALSE, ev) ?
CORBA_TRUE : CORBA_FALSE;
}
#ifdef SPI_DEBUG
fprintf (stderr, "notifying listeners asynchronously\n");
#endif
- spi_controller_notify_keylisteners (controller, event, CORBA_FALSE, ev);
+ spi_controller_notify_keylisteners (controller, (Accessibility_DeviceEvent *)
+ event, CORBA_FALSE, ev);
}
static void
}
#ifdef HAVE_XEVIE
-Bool isEvent(dpy,event,arg)
- Display *dpy;
- XEvent *event;
- char *arg;
+static Bool isEvent(Display *dpy, XEvent *event, char *arg)
{
return TRUE;
}
-gboolean
+static gboolean
handle_io (GIOChannel *source,
GIOCondition condition,
gpointer data)
{
CORBA_Environment ev;
Accessibility_DeviceEvent key_event;
+ gboolean ret;
g_assert (event->type == KeyPress || event->type == KeyRelease);
spi_controller_update_key_grabs (controller, &key_event);
/* relay to listeners, and decide whether to consume it or not */
- return spi_controller_notify_keylisteners (controller, &key_event, CORBA_TRUE, &ev);
+ ret = spi_controller_notify_keylisteners (controller, &key_event, CORBA_TRUE, &ev);
+ CORBA_free(key_event.event_string);
+ return ret;
}
SpiDEController *
return retval;
}
+static gboolean
+is_key_released (KeyCode code)
+{
+ char keys[32];
+ int down;
+
+ XQueryKeymap (spi_get_display (), keys);
+ down = BIT (keys, code);
+ return (down == 0);
+}
+
+static gboolean
+check_release (gpointer data)
+{
+ gboolean released;
+ Accessibility_DeviceEvent *event = (Accessibility_DeviceEvent *)data;
+ KeyCode code = event->hw_code;
+ CORBA_Environment ev;
+
+ released = is_key_released (code);
+
+ if (released)
+ {
+ check_release_handler = 0;
+ event->type = Accessibility_KEY_RELEASED_EVENT;
+ ev._major = CORBA_NO_EXCEPTION;
+ spi_controller_notify_keylisteners (saved_controller, event, CORBA_TRUE, &ev);
+ }
+ return (released == 0);
+}
+
+static void wait_for_release_event (XEvent *event,
+ SpiDEController *controller)
+{
+ pressed_event = spi_keystroke_from_x_key_event ((XKeyEvent *) event);
+ saved_controller = controller;
+ check_release_handler = g_timeout_add (CHECK_RELEASE_DELAY, check_release, &pressed_event);
+}
+
BONOBO_TYPE_FUNC_FULL (SpiDEController,
Accessibility_DeviceEventController,
PARENT_TYPE,