# include <stdio.h>
#endif
+#include <bonobo/bonobo-exception.h>
#include "registry.h"
/* Our parent GObject type */
typedef struct {
Accessibility_EventListener listener;
- GQuark event_type_quark;
+ GQuark event_type_quark;
EventTypeCategory event_type_cat;
} SpiListenerStruct;
/* static function prototypes */
-static void _registry_notify_listeners (GList *listeners,
- const Accessibility_Event *e,
- CORBA_Environment *ev);
-
-static long _get_unique_id();
-
static gboolean _device_event_controller_hook (gpointer source);
SpiListenerStruct *
return retval;
}
+
void
spi_listener_struct_free (SpiListenerStruct *ls, CORBA_Environment *ev)
{
g_free (ls);
}
-/* GObject::finalize */
+
static void
spi_registry_object_finalize (GObject *object)
{
- SpiRegistry *registry = SPI_REGISTRY (object);
+ printf ("spi_registry_object_finalize called\n");
- printf("spi_registry_object_finalize called\n");
- /* TODO: unref deviceeventcontroller, which disconnects key listener */
- G_OBJECT_CLASS (spi_registry_parent_class)->finalize (object);
+ /* TODO: unref deviceeventcontroller, which disconnects key listener */
+ G_OBJECT_CLASS (spi_registry_parent_class)->finalize (object);
+}
+
+static long
+_get_unique_id (void)
+{
+ static long id = 0;
+
+ return ++id;
}
/**
#endif
spi_desktop_add_application (registry->desktop, application);
- Accessibility_Application__set_id (application, _get_unique_id(), ev);
+ Accessibility_Application__set_id (application, _get_unique_id (), ev);
/*
* TODO: change the implementation below to a WM-aware one;
*/
}
+#ifdef USE_A_HASH_IN_FUTURE
static gint
compare_corba_objects (gconstpointer p1, gconstpointer p2)
{
retval = !CORBA_Object_is_equivalent ((CORBA_Object) p1, (CORBA_Object) p2, &ev);
return retval;
}
+#endif
static void
register_with_toolkits (SpiRegistry *spi_registry_bonobo_object, EventTypeStruct *etype, CORBA_Environment *ev)
Accessibility_Application_registerToolkitEventListener (app,
registry,
CORBA_string_dup (etype->event_name),
-
ev);
}
}
}
+#ifdef USE_A_HASH_IN_FUTURE
+
static gint
compare_listener_quarks (gconstpointer p1, gconstpointer p2)
{
- return (!((SpiListenerStruct *)p2)->event_type_quark == ((SpiListenerStruct *)p1)->event_type_quark);
+ return (((SpiListenerStruct *)p2)->event_type_quark !=
+ ((SpiListenerStruct *)p1)->event_type_quark);
}
static gint
return compare_corba_objects (((SpiListenerStruct *)p2)->listener,
((SpiListenerStruct *)p1)->listener);
}
+#endif
static void
-parse_event_type (EventTypeStruct *etype, char *event_name)
+parse_event_type (EventTypeStruct *etype, const char *event_name)
{
gchar **split_string;
gchar *s;
- split_string = g_strsplit(event_name, ":", 4);
- etype->event_name = g_strndup(event_name, 255);
+ split_string = g_strsplit (event_name, ":", 4);
+ etype->event_name = g_strdup (event_name);
if (!g_ascii_strncasecmp (event_name, "focus:", 6))
{
#endif
}
+static GList **
+get_listener_list (SpiRegistry *registry,
+ EventTypeCategory cat)
+{
+ GList **ret;
+
+ switch (cat)
+ {
+ case ETYPE_OBJECT:
+ case ETYPE_PROPERTY:
+ case ETYPE_FOCUS:
+ ret = ®istry->object_listeners;
+ break;
+ case ETYPE_WINDOW:
+ ret = ®istry->window_listeners;
+ break;
+ case ETYPE_TOOLKIT:
+ ret = ®istry->toolkit_listeners;
+ break;
+ case ETYPE_KEYBOARD:
+ default:
+ ret = NULL;
+ break;
+ }
+ return ret;
+}
+
/*
* CORBA Accessibility::Registry::registerGlobalEventListener method implementation
*/
static void
impl_accessibility_registry_register_global_event_listener (
- PortableServer_Servant servant,
- Accessibility_EventListener listener,
- const CORBA_char *event_name,
- CORBA_Environment *ev)
+ PortableServer_Servant servant,
+ Accessibility_EventListener listener,
+ const CORBA_char *event_name,
+ CORBA_Environment *ev)
{
SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
SpiListenerStruct *ls = spi_listener_struct_new (listener, ev);
EventTypeStruct etype;
+ GList **list;
fprintf(stderr, "registering for events of type %s\n", event_name);
/* parse, check major event type and add listener accordingly */
- parse_event_type (&etype, (char*) event_name);
+ parse_event_type (&etype, event_name);
ls->event_type_quark = etype.major;
ls->event_type_cat = etype.type_cat;
- switch (etype.type_cat)
+ list = get_listener_list (registry, etype.type_cat);
+
+ if (list)
+ {
+ *list = g_list_prepend (*list, ls);
+
+ if (etype.type_cat == ETYPE_TOOLKIT)
+ {
+ register_with_toolkits (registry, &etype, ev);
+ }
+ }
+ else
{
- case (ETYPE_FOCUS) :
- case (ETYPE_OBJECT) :
- case (ETYPE_PROPERTY) :
- registry->object_listeners =
- g_list_append (registry->object_listeners, ls);
- break;
- case (ETYPE_WINDOW) :
- /* Support for Window Manager Events is not yet implemented */
- spi_listener_struct_free (ls, ev);
- break;
- case (ETYPE_TOOLKIT) :
- registry->toolkit_listeners =
- g_list_append (registry->toolkit_listeners, ls);
- register_with_toolkits (registry, &etype, ev);
- break;
- default:
spi_listener_struct_free (ls, ev);
- break;
}
}
+static void
+remove_listener_cb (GList * const *list, gpointer user_data)
+{
+ SpiListenerStruct *ls = (SpiListenerStruct *) (*list)->data;
+ CORBA_Environment ev;
+ Accessibility_EventListener listener = user_data;
+
+ CORBA_exception_init (&ev);
+
+ if (CORBA_Object_is_equivalent (ls->listener, listener, &ev))
+ {
+ spi_re_enterant_list_delete_link (list);
+ spi_listener_struct_free (ls, &ev);
+ }
+
+ CORBA_exception_free (&ev);
+}
+
/*
* CORBA Accessibility::Registry::deregisterGlobalEventListenerAll method implementation
*/
static void
impl_accessibility_registry_deregister_global_event_listener_all (
- PortableServer_Servant servant,
- Accessibility_EventListener listener,
- CORBA_Environment *ev)
+ PortableServer_Servant servant,
+ Accessibility_EventListener listener,
+ CORBA_Environment *ev)
{
+ int i;
+ GList **lists[2];
SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
- SpiListenerStruct *ls = spi_listener_struct_new (listener, ev);
- GList *list;
- list = g_list_find_custom (registry->object_listeners, ls,
- compare_listener_corbaref);
- /*
- * TODO : de-register with toolkit if the last instance of a listener
- * to a particular toolkit event type has been deregistered.
- */
+ lists[0] = ®istry->object_listeners;
+ lists[1] = ®istry->window_listeners;
+ lists[2] = ®istry->toolkit_listeners;
- while (list)
- {
- spi_listener_struct_free ((SpiListenerStruct *) list->data, ev);
- registry->object_listeners = g_list_delete_link (registry->object_listeners, list);
- list = g_list_find_custom (registry->object_listeners, ls, compare_listener_corbaref);
- }
- list = g_list_find_custom (registry->toolkit_listeners, ls, compare_listener_corbaref);
- while (list)
+ for (i = 0; i < sizeof (lists) / sizeof (lists[0]); i++)
{
- spi_listener_struct_free ((SpiListenerStruct *) list->data, ev);
- registry->toolkit_listeners = g_list_delete_link (registry->toolkit_listeners, list);
- list = g_list_find_custom (registry->toolkit_listeners, ls, compare_listener_corbaref);
+ spi_re_enterant_list_foreach (lists [i], remove_listener_cb, listener);
}
- spi_listener_struct_free (ls, ev);
}
+
/*
* CORBA Accessibility::Registry::deregisterGlobalEventListener method implementation
*/
static void
impl_accessibility_registry_deregister_global_event_listener (
- PortableServer_Servant servant,
- Accessibility_EventListener listener,
- const CORBA_char * event_name,
- CORBA_Environment *ev)
+ PortableServer_Servant servant,
+ Accessibility_EventListener listener,
+ const CORBA_char *event_name,
+ CORBA_Environment *ev)
{
- SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
- SpiListenerStruct ls;
+ SpiRegistry *registry;
EventTypeStruct etype;
- GList *list;
- GList **listeners;
-
- parse_event_type (&etype, (char *) event_name);
- switch (etype.type_cat)
- {
- case (ETYPE_OBJECT) :
- case (ETYPE_PROPERTY) :
- case (ETYPE_FOCUS) :
- listeners = ®istry->object_listeners;
- break;
- case (ETYPE_WINDOW) :
- /* Support for Window Manager Events is not yet implemented */
- listeners = NULL;
- break;
- case (ETYPE_TOOLKIT) :
- listeners = ®istry->toolkit_listeners;
- break;
- default:
- listeners = NULL;
- break;
- }
- if (!listeners)
- return;
+ registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
- ls.event_type_quark = etype.major;
- list = g_list_find_custom (*listeners, &ls, compare_listener_quarks);
+ parse_event_type (&etype, (char *) event_name);
- while (list)
- {
- spi_listener_struct_free ((SpiListenerStruct *) list->data, ev);
- *listeners = g_list_delete_link (*listeners, list);
- list = g_list_find_custom (*listeners, &ls, compare_listener_quarks);
- }
+ spi_re_enterant_list_foreach (get_listener_list (registry, etype.type_cat),
+ remove_listener_cb, listener);
}
return n_desktops;
}
+
/**
* getDesktop:
* @n: the index of the requested @Desktop.
}
}
+
/**
* getDesktopList:
* return values: a sequence containing references to
impl_accessibility_registry_get_desktop_list (PortableServer_Servant servant,
CORBA_Environment * ev)
{
- /* TODO: implement support for multiple virtual desktops */
- return (Accessibility_DesktopSeq *) NULL;
+ SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
+ Accessibility_DesktopSeq *desktops;
+
+ desktops = Accessibility_DesktopSeq__alloc ();
+ desktops->_length = desktops->_maximum = 1;
+ desktops->_buffer = Accessibility_DesktopSeq_allocbuf (desktops->_length);
+ desktops->_buffer [0] = bonobo_object_dup_ref (BONOBO_OBJREF (registry->desktop), ev);
+
+ return desktops;
}
+
static Accessibility_DeviceEventController
impl_accessibility_registry_get_device_event_controller (PortableServer_Servant servant,
- CORBA_Environment * ev)
+ CORBA_Environment *ev)
{
SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
+
if (!registry->device_event_controller)
- registry->device_event_controller = spi_device_event_controller_new (registry);
+ {
+ registry->device_event_controller = spi_device_event_controller_new (registry);
+ }
return bonobo_object_dup_ref (BONOBO_OBJREF (registry->device_event_controller), ev);
}
+typedef struct {
+ CORBA_Environment *ev;
+ Bonobo_Unknown source;
+ EventTypeStruct etype;
+ Accessibility_Event e_out;
+} NotifyContext;
+
static void
-impl_registry_notify_event (PortableServer_Servant servant,
- const Accessibility_Event *e,
- CORBA_Environment *ev)
+notify_listeners_cb (GList * const *list, gpointer user_data)
{
- SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
- EventTypeStruct etype;
+ SpiListenerStruct *ls;
+ NotifyContext *ctx = user_data;
+#ifdef SPI_DEBUG
+ CORBA_string s;
+#endif
- parse_event_type (&etype, e->type);
+ ls = (*list)->data;
- switch (etype.type_cat)
- {
- case (ETYPE_OBJECT) :
- case (ETYPE_PROPERTY) :
- case (ETYPE_FOCUS) :
- _registry_notify_listeners (registry->object_listeners, e, ev);
- break;
- case (ETYPE_WINDOW) :
- _registry_notify_listeners (registry->window_listeners, e, ev);
- break;
- case (ETYPE_TOOLKIT) :
- _registry_notify_listeners (registry->toolkit_listeners, e, ev);
- break;
- case (ETYPE_KEYBOARD) :
- default:
- break;
- }
- if (e->source != CORBA_OBJECT_NIL)
+#ifdef SPI_LISTENER_DEBUG
+ fprintf (stderr, "event quarks: %lx %lx %lx\n", ls->event_type_quark, etype.major, etype.minor);
+ fprintf (stderr, "event name: %s\n", etype.event_name);
+#endif
+
+ if ((ls->event_type_quark == ctx->etype.major) ||
+ (ls->event_type_quark == ctx->etype.minor))
{
- Accessibility_Accessible_unref (e->source, ev);
- }
-}
+#ifdef SPI_DEBUG
+ fprintf (stderr, "notifying listener %d\n", g_list_index (listeners, l->data));
+ s = Accessibility_Accessible__get_name (ctx->source, ev);
+ fprintf (stderr, "event source name %s\n", s);
+ CORBA_free (s);
+#endif
+
+ ctx->e_out.source = bonobo_object_dup_ref (ctx->source, ctx->ev);
+ if (BONOBO_EX (ctx->ev))
+ return;
-static long
-_get_unique_id ()
-{
- static long id = 0;
- return ++id;
+ if ((*list) && (*list)->data == ls)
+ {
+ Accessibility_EventListener_notifyEvent (
+ (Accessibility_EventListener) ls->listener, &ctx->e_out, ctx->ev);
+ if (ctx->ev->_major != CORBA_NO_EXCEPTION)
+ {
+ g_warning ("Accessibility app error: exception during "
+ "event notification: %s\n",
+ CORBA_exception_id (ctx->ev));
+ }
+ }
+ else /* dup re-entered */
+ {
+ bonobo_object_release_unref (ctx->e_out.source, ctx->ev);
+ }
+ }
}
static void
-_registry_notify_listeners (GList *listeners,
- const Accessibility_Event *e_in,
- CORBA_Environment *ev)
+impl_registry_notify_event (PortableServer_Servant servant,
+ const Accessibility_Event *e,
+ CORBA_Environment *ev)
{
- GList *l;
- Accessibility_Event e_out;
- SpiListenerStruct *ls;
- EventTypeStruct etype;
-#ifdef SPI_DEBUG
- CORBA_string s;
-#endif
+ SpiRegistry *registry;
+ GList **list;
+ NotifyContext ctx;
+
+ registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
- e_out = *e_in;
- parse_event_type (&etype, e_in->type);
+ parse_event_type (&ctx.etype, e->type);
- for (l = listeners; l; l = l->next)
+ list = get_listener_list (registry, ctx.etype.type_cat);
+
+ if (list)
{
- ls = (SpiListenerStruct *) l->data;
+ ctx.ev = ev;
+ ctx.e_out = *e;
+ ctx.source = e->source;
+ parse_event_type (&ctx.etype, e->type);
-#ifdef SPI_LISTENER_DEBUG
- fprintf (stderr, "event quarks: %lx %lx %lx\n", ls->event_type_quark, etype.major, etype.minor);
- fprintf (stderr, "event name: %s\n", etype.event_name);
-#endif
+ spi_re_enterant_list_foreach (list, notify_listeners_cb, &ctx);
+ }
- if ((ls->event_type_quark == etype.major) || (ls->event_type_quark == etype.minor))
- {
-#ifdef SPI_DEBUG
- fprintf (stderr, "notifying listener %d\n", g_list_index (listeners, l->data));
- s = Accessibility_Accessible__get_name (e_in->source, ev);
- fprintf (stderr, "event source name %s\n", s);
- CORBA_free (s);
-#endif
- e_out.source = bonobo_object_dup_ref (e_in->source, ev);
- Accessibility_EventListener_notifyEvent ((Accessibility_EventListener) ls->listener,
- &e_out,
- ev);
- if (ev->_major != CORBA_NO_EXCEPTION)
- {
- g_warning ("Accessibility app error: exception during event notification: %s\n",
- CORBA_exception_id (ev));
- }
- }
+ if (e->source != CORBA_OBJECT_NIL)
+ {
+ Accessibility_Accessible_unref (e->source, ev);
}
}
registry->object_listeners = NULL;
registry->window_listeners = NULL;
registry->toolkit_listeners = NULL;
- registry->desktop = spi_desktop_new();
+ registry->desktop = spi_desktop_new ();
registry->device_event_controller = NULL;
registry->kbd_event_hook = _device_event_controller_hook;
}