diff options
Diffstat (limited to 'calendar/pcs/cal-backend.c')
| -rw-r--r-- | calendar/pcs/cal-backend.c | 125 |
1 files changed, 124 insertions, 1 deletions
diff --git a/calendar/pcs/cal-backend.c b/calendar/pcs/cal-backend.c index ce53cda78a..350e6468e4 100644 --- a/calendar/pcs/cal-backend.c +++ b/calendar/pcs/cal-backend.c @@ -37,6 +37,9 @@ /* Signal IDs */ enum { LAST_CLIENT_GONE, + OPENED, + OBJ_UPDATED, + OBJ_REMOVED, LAST_SIGNAL }; @@ -96,8 +99,51 @@ cal_backend_class_init (CalBackendClass *class) GTK_SIGNAL_OFFSET (CalBackendClass, last_client_gone), gtk_marshal_NONE__NONE, GTK_TYPE_NONE, 0); + cal_backend_signals[OPENED] = + gtk_signal_new ("opened", + GTK_RUN_FIRST, + object_class->type, + GTK_SIGNAL_OFFSET (CalBackendClass, opened), + gtk_marshal_NONE__ENUM, + GTK_TYPE_NONE, 1, + GTK_TYPE_ENUM); + cal_backend_signals[OBJ_UPDATED] = + gtk_signal_new ("obj_updated", + GTK_RUN_FIRST, + object_class->type, + GTK_SIGNAL_OFFSET (CalBackendClass, obj_updated), + gtk_marshal_NONE__STRING, + GTK_TYPE_NONE, 1, + GTK_TYPE_STRING); + cal_backend_signals[OBJ_REMOVED] = + gtk_signal_new ("obj_removed", + GTK_RUN_FIRST, + object_class->type, + GTK_SIGNAL_OFFSET (CalBackendClass, obj_removed), + gtk_marshal_NONE__STRING, + GTK_TYPE_NONE, 1, + GTK_TYPE_STRING); gtk_object_class_add_signals (object_class, cal_backend_signals, LAST_SIGNAL); + + class->last_client_gone = NULL; + class->opened = NULL; + class->obj_updated = NULL; + class->obj_removed = NULL; + + class->get_uri = NULL; + class->add_cal = NULL; + class->open = NULL; + class->get_n_objects = NULL; + class->get_object = NULL; + class->get_type_by_uid = NULL; + class->get_uids = NULL; + class->get_objects_in_range = NULL; + class->get_changes = NULL; + class->get_alarms_in_range = NULL; + class->get_alarms_for_object = NULL; + class->update_object = NULL; + class->remove_object = NULL; } @@ -162,7 +208,29 @@ cal_backend_open (CalBackend *backend, GnomeVFSURI *uri, gboolean only_if_exists g_return_val_if_fail (uri != NULL, CAL_BACKEND_OPEN_ERROR); g_assert (CLASS (backend)->open != NULL); - result = (* CLASS (backend)->open) (backend, uri, only_if_exists); + result = (* CLASS (backend)->open) (backend, uri, only_if_exists); + + return result; +} + +/** + * cal_backend_is_loaded: + * @backend: A calendar backend. + * + * Queries whether a calendar backend has been loaded yet. + * + * Return value: TRUE if the backend has been loaded with data, FALSE otherwise. + **/ +gboolean +cal_backend_is_loaded (CalBackend *backend) +{ + gboolean result; + + g_return_val_if_fail (backend != NULL, FALSE); + g_return_val_if_fail (IS_CAL_BACKEND (backend), FALSE); + + g_assert (CLASS (backend)->is_loaded != NULL); + result = (* CLASS (backend)->is_loaded) (backend); return result; } @@ -417,3 +485,58 @@ cal_backend_last_client_gone (CalBackend *backend) gtk_signal_emit (GTK_OBJECT (backend), cal_backend_signals[LAST_CLIENT_GONE]); } +/** + * cal_backend_opened: + * @backend: A calendar backend. + * @status: Open status code. + * + * Emits the "opened" signal of a calendar backend. This function is to be used + * only by backend implementations. + **/ +void +cal_backend_opened (CalBackend *backend, CalBackendOpenStatus status) +{ + g_return_if_fail (backend != NULL); + g_return_if_fail (IS_CAL_BACKEND (backend)); + + gtk_signal_emit (GTK_OBJECT (backend), cal_backend_signals[OPENED], + status); +} + +/** + * cal_backend_obj_updated: + * @backend: A calendar backend. + * @uid: Unique identifier of the component that was updated. + * + * Emits the "obj_updated" signal of a calendar backend. This function is to be + * used only by backend implementations. + **/ +void +cal_backend_obj_updated (CalBackend *backend, const char *uid) +{ + g_return_if_fail (backend != NULL); + g_return_if_fail (IS_CAL_BACKEND (backend)); + g_return_if_fail (uid != NULL); + + gtk_signal_emit (GTK_OBJECT (backend), cal_backend_signals[OBJ_UPDATED], + uid); +} + +/** + * cal_backend_obj_removed: + * @backend: A calendar backend. + * @uid: Unique identifier of the component that was removed. + * + * Emits the "obj_removed" signal of a calendar backend. This function is to be + * used only by backend implementations. + **/ +void +cal_backend_obj_removed (CalBackend *backend, const char *uid) +{ + g_return_if_fail (backend != NULL); + g_return_if_fail (IS_CAL_BACKEND (backend)); + g_return_if_fail (uid != NULL); + + gtk_signal_emit (GTK_OBJECT (backend), cal_backend_signals[OBJ_REMOVED], + uid); +} |