#define ELM_ACCESS_OBJECT_PATH_PREFIX2 "/org/a11y/atspi/accessible"
#define ELM_ACCESS_OBJECT_REFERENCE_TEMPLATE ELM_ACCESS_OBJECT_PATH_PREFIX "%llu"
+#define ELM_ATSPI_DBUS_INTERFACE_PROXY "elm.atspi.bridge.proxy.Socket"
+
#define SIZE(x) sizeof(x)/sizeof(x[0])
#define ELM_ATSPI_BRIDGE_CLASS_NAME "__Elm_Atspi_Bridge"
} interfaces;
Elm_Atspi_Event_Handler *event_hdlr;
Eina_Hash *event_hash;
+ Eina_List *socket_queue;
+ Eina_List *plug_queue;
Eina_Bool connected : 1;
} Elm_Atspi_Bridge_Data;
static Eo *_instance;
static int _init_count = 0;
+static const char *_a11y_socket_address;
// Object Event handlers
static Eina_Bool _state_changed_signal_send(void *data, Eo *obj, const Eo_Event_Description *desc, void *event_info);
static Eina_Bool _text_selection_changed_send(void *data, Eo *obj, const Eo_Event_Description *desc, void *event_info EINA_UNUSED);
// bridge private methods
+static void _bridge_cache_build(Eo *bridge, void *obj);
static void _bridge_object_register(Eo *bridge, Eo *obj);
static void _bridge_object_unregister(Eo *bridge, Eo *obj);
static const char * _bridge_path_from_object(Eo *bridge, const Eo *eo);
static void _object_desktop_reference_append(Eldbus_Message_Iter *iter);
static Eina_Bool _on_object_add(void *data, Eo *obj, const Eo_Event_Description *event EINA_UNUSED, void *event_info EINA_UNUSED);
static Eina_Bool _on_object_del(void *data, Eo *obj, const Eo_Event_Description *event EINA_UNUSED, void *event_info EINA_UNUSED);
+static void _plug_connect(Eldbus_Connection *conn, Eo *proxy);
+static void _socket_ifc_create(Eldbus_Connection *conn, Eo *proxy);
typedef struct {
const Eo_Event_Description *desc;
return ret;
}
+Eina_Bool
+_elm_atspi_bridge_plug_id_split(const char *plug_id, char **bus, char **path)
+{
+ if (!plug_id || !strcmp(plug_id, "")) return EINA_FALSE;
+ unsigned int tokens = 0;
+ char **split = eina_str_split_full(plug_id, ":", 0, &tokens);
+ Eina_Bool ret = EINA_FALSE;
+ if (tokens == 2)
+ {
+ if (bus) *bus = strdup(split[1]);
+ if (path) *path = strdup(split[2]);
+ ret = EINA_TRUE;
+ }
+ else if (tokens == 3)
+ {
+ char buf[128];
+ snprintf(buf, sizeof(buf), ":%s", split[1]);
+ if (bus) *bus = strdup(buf);
+ if (path) *path = strdup(split[2]);
+ ret = EINA_TRUE;
+ }
+
+ free(split[0]);
+ free(split);
+ return ret;
+}
+
+static Eldbus_Message *
+_socket_embedded(const Eldbus_Service_Interface *iface, const Eldbus_Message *msg)
+{
+ Eo *proxy;
+ const char *obj_path = eldbus_service_object_path_get(iface);
+ const char *bus, *path;
+ Eo *bridge = _elm_atspi_bridge_get();
+ Eo *obj = _bridge_object_from_path(bridge, obj_path);
+ eo_do(obj, proxy = elm_interface_atspi_accessible_parent_get());
+
+ if (!eo_isa(proxy, ELM_ATSPI_PROXY_CLASS))
+ return eldbus_message_error_new(msg, "org.freedesktop.DBus.Error.Failed", "Unable to embed object.");
+
+ if (!eldbus_message_arguments_get(msg, "s", &path))
+ return eldbus_message_error_new(msg, "org.freedesktop.DBus.Error.InvalidArgs", "Plug id expected.");
+
+ bus = eldbus_message_sender_get(msg);
+
+ eo_do(proxy, elm_obj_atspi_proxy_address_set(bus, path));
+
+ _bridge_cache_build(bridge, proxy);
+
+ return eldbus_message_method_return_new(msg);
+}
+
static const Eldbus_Method editable_text_methods[] = {
{ "SetTextContents", ELDBUS_ARGS({"s", "newcontents"}), ELDBUS_ARGS({"b", NULL}), _editable_text_text_content_set, 0 },
{ "InsertText", ELDBUS_ARGS({"i", "position"}, {"s", "text"}, {"i", "length"}), ELDBUS_ARGS({"b", NULL}), _editable_text_text_insert, 0 },
{ NULL, NULL, NULL, NULL, 0 }
};
+static const Eldbus_Method socket_methods[] = {
+ { "Embedded", ELDBUS_ARGS({"s", "id"}), ELDBUS_ARGS({NULL, NULL}), _socket_embedded, 0 },
+ { NULL, NULL, NULL, NULL, 0 }
+};
+
+static const Eldbus_Service_Interface_Desc socket_iface_desc = {
+ ATSPI_DBUS_INTERFACE_SOCKET, socket_methods, NULL, NULL, NULL, NULL
+};
+
+static void _socket_interface_register(Eldbus_Connection *conn, Eo *proxy)
+{
+ Eo *parent;
+ Eo *bridge = _elm_atspi_bridge_get();
+
+ eo_do(proxy, parent = eo_parent_get());
+ if (!eo_isa(parent, ELM_INTERFACE_ATSPI_ACCESSIBLE_MIXIN))
+ return;
+
+ const char *path = _bridge_path_from_object(bridge, parent);
+ eldbus_service_interface_register(conn, path, &socket_iface_desc);
+}
+
static Eo *
_bridge_object_from_path(Eo *bridge, const char *path)
{
type = ev_data->is_added ? ATSPI_OBJECT_CHILD_ADDED : ATSPI_OBJECT_CHILD_REMOVED;
+ // update cached objects
+ if (ev_data->is_added)
+ _bridge_cache_build(data, ev_data->child);
+
if (!STATE_TYPE_GET(pd->object_children_broadcast_mask, type))
return EINA_FALSE;
return EINA_TRUE;
}
+static void
+_bridge_cache_build(Eo *bridge, void *obj)
+{
+ Eina_List *children;
+ Elm_Atspi_State_Set ss;
+ Eo *child;
+
+ ELM_ATSPI_BRIDGE_DATA_GET_OR_RETURN(bridge, pd);
+
+ if (!eo_isa(obj, ELM_INTERFACE_ATSPI_ACCESSIBLE_MIXIN))
+ return;
+
+ if (!eo_isa(obj, ELM_ATSPI_PROXY_CLASS))
+ _bridge_object_register(bridge, obj);
+
+ eo_do(obj, ss = elm_interface_atspi_accessible_state_set_get());
+ if (STATE_TYPE_GET(ss, ELM_ATSPI_STATE_MANAGES_DESCENDANTS))
+ return;
+ if (eo_isa(obj, ELM_INTERFACE_ATSPI_WINDOW_INTERFACE))
+ {
+ if (STATE_TYPE_GET(ss, ELM_ATSPI_STATE_ACTIVE))
+ _window_signal_send(bridge, obj, ELM_INTERFACE_ATSPI_WINDOW_EVENT_WINDOW_ACTIVATED, NULL);
+ else
+ _window_signal_send(bridge, obj, ELM_INTERFACE_ATSPI_WINDOW_EVENT_WINDOW_DEACTIVATED, NULL);
+ }
+ eo_do(obj, children = elm_interface_atspi_accessible_children_get());
+ EINA_LIST_FREE(children, child)
+ _bridge_cache_build(bridge, child);
+}
+
static void
_interfaces_unregister(Eo *bridge)
{
_a11y_bus_initialize(Eo *obj, const char *socket_addr)
{
ELM_ATSPI_BRIDGE_DATA_GET_OR_RETURN(obj, pd);
-
+ Eo *root;
pd->a11y_bus = eldbus_private_address_connection_get(socket_addr);
if (!pd->a11y_bus)
return;
_cache_register(obj);
_interfaces_register(obj);
_event_handlers_register(obj);
- _elm_atspi_bridge_app_register(obj);
+ if (!getenv("ELM_ATSPI_NO_EMBED"))
+ _elm_atspi_bridge_app_register(obj);
+
+ // buid cache
+ eo_do(obj, root = elm_obj_atspi_bridge_root_get());
+ _bridge_cache_build(obj, root);
// register accesible object event listener
eo_do(ELM_INTERFACE_ATSPI_ACCESSIBLE_MIXIN, pd->event_hdlr = elm_interface_atspi_accessible_event_handler_add(_bridge_accessible_event_dispatch, obj));
+
+ // additionally register all socket objects and its descendants
+ EINA_LIST_FREE(pd->plug_queue, obj)
+ _plug_connect(pd->a11y_bus, obj);
+ EINA_LIST_FREE(pd->socket_queue, obj)
+ _socket_ifc_create(pd->a11y_bus, obj);
+ pd->plug_queue = pd->socket_queue = NULL;
+
}
static void
return;
}
+ _a11y_socket_address = eina_stringshare_add(sock_addr);
_a11y_bus_initialize((Eo*)data, sock_addr);
}
if (p)
pd->pending_requests = eina_list_append(pd->pending_requests, p);
}
-
static void
_screen_reader_enabled_get(void *data, const Eldbus_Message *msg, Eldbus_Pending *pending)
{
eo_del(_instance);
_init_count = 0;
}
+ if (_a11y_socket_address)
+ eina_stringshare_del(_a11y_socket_address);
+ _a11y_socket_address = NULL;
}
static Key_Event_Info*
eo_do_super(obj, ELM_ATSPI_BRIDGE_CLASS, eo_destructor());
}
+EAPI Eina_Bool
+elm_atspi_bridge_object_address_get(Eo *obj, char **bus, char **path)
+{
+ Eo *bridge = _elm_atspi_bridge_get();
+ if (!bridge)
+ {
+ ERR("Connection with accessibility bus not established.");
+ return EINA_FALSE;
+ }
+ ELM_ATSPI_BRIDGE_DATA_GET_OR_RETURN_VAL(bridge, pd, EINA_FALSE);
+ if (!eo_isa(obj, ELM_INTERFACE_ATSPI_ACCESSIBLE_MIXIN))
+ {
+ ERR("Connection with accessibility bus not established.");
+ return EINA_FALSE;
+ }
+ if (bus) *bus = strdup(eldbus_connection_unique_name_get(pd->a11y_bus));
+ if (path) *path = strdup(_bridge_path_from_object(bridge, obj));
+
+ return EINA_TRUE;
+}
+
+static Eina_Bool
+_proxy_property_get(const Eldbus_Service_Interface *interface, const char *property,
+ Eldbus_Message_Iter *iter, const Eldbus_Message *request_msg EINA_UNUSED,
+ Eldbus_Message **error EINA_UNUSED)
+{
+ char *bus, *path;
+ Eo *obj = eldbus_service_object_data_get(interface, "_atspi_obj");
+ EINA_SAFETY_ON_NULL_RETURN_VAL(obj, EINA_FALSE);
+
+ if (!strcmp(property, "Object"))
+ {
+ Eo *parent;
+ eo_do(obj, parent = eo_parent_get());
+ if (!elm_atspi_bridge_object_address_get(parent, &bus, &path))
+ return EINA_FALSE;
+
+ Eldbus_Message_Iter *iter_struct = eldbus_message_iter_container_new(iter, 'r', NULL);
+ if (iter_struct)
+ {
+ eldbus_message_iter_basic_append(iter_struct, 's', bus);
+ eldbus_message_iter_basic_append(iter_struct, 'o', path);
+ eldbus_message_iter_container_close(iter, iter_struct);
+ }
+ free(bus);
+ free(path);
+ return EINA_TRUE;
+ }
+ return EINA_FALSE;
+}
+
+static const Eldbus_Property proxy_properties[] = {
+ { "Object", "(so)", _proxy_property_get, NULL, 0 },
+ { NULL, NULL, NULL, NULL, 0 }
+};
+
+static const Eldbus_Service_Interface_Desc _proxy_iface_desc = {
+ ELM_ATSPI_DBUS_INTERFACE_PROXY, NULL, NULL, proxy_properties, NULL, NULL
+};
+
+static void _embedded_reply_cb(void *data, const Eldbus_Message *msg, Eldbus_Pending *pending EINA_UNUSED)
+{
+ Eo *parent, *proxy = data;
+ const char *err, *txt;
+
+ if (eldbus_message_error_get(msg, &err, &txt))
+ {
+ ERR("AT-SPI: Embedded method call failed: %s %s", err, txt);
+ eo_do(proxy, eo_event_callback_call(ELM_ATSPI_PROXY_EVENT_DISCONNECTED, NULL));
+ return;
+ }
+ eo_do(proxy, eo_event_callback_call(ELM_ATSPI_PROXY_EVENT_CONNECTED, NULL));
+
+ eo_do(proxy, parent = eo_parent_get());
+ if (parent)
+ elm_interface_atspi_accessible_children_changed_added_signal_emit(parent, proxy)
+}
+
+static void
+_plug_embedded_send(Eldbus_Connection *conn, Eo *proxy, const char *bus, const char *path)
+{
+ char *obj_path = NULL;
+ Eo *parent;
+ Eldbus_Message *msg = NULL;
+
+ eo_do(proxy, parent = eo_parent_get());
+ if (!parent) goto fail;
+
+ msg = eldbus_message_method_call_new(bus, path, ATSPI_DBUS_INTERFACE_SOCKET, "Embedded");
+ if (!msg) goto fail;
+
+ if (!elm_atspi_bridge_object_address_get(parent, NULL, &obj_path))
+ goto fail;
+
+ if (!eldbus_message_arguments_append(msg, "s", obj_path))
+ goto fail;
+
+ free(obj_path);
+
+ if (!eldbus_connection_send(conn, msg, _embedded_reply_cb, proxy, 100))
+ goto fail;
+
+ return;
+
+fail:
+ ERR("AT-SPI: Unable to send Embedded request.");
+ if (msg) eldbus_message_unref(msg);
+ free(obj_path);
+ eo_do(proxy, eo_event_callback_call(ELM_ATSPI_PROXY_EVENT_DISCONNECTED, NULL));
+}
+
+static void _socket_addr_get_cb(void *data, const Eldbus_Message *msg, Eldbus_Pending *pending EINA_UNUSED)
+{
+ Eo *proxy = data;
+ const char *bus, *path, *err, *txt;
+ Eldbus_Message_Iter *iter, *iter_variant, *iter_struct;
+
+ ELM_ATSPI_BRIDGE_DATA_GET_OR_RETURN(proxy, pd);
+
+ if (eldbus_message_error_get(msg, &err, &txt))
+ {
+ ERR("Unable to connect to socket: %s %s", err, txt);
+ goto fail;
+ }
+
+ iter = eldbus_message_iter_get(msg);
+ if (!eldbus_message_iter_arguments_get(iter, "v", &iter_variant))
+ {
+ ERR("Unable to get variant parameter");
+ goto fail;
+ }
+
+ if (!eldbus_message_iter_arguments_get(iter_variant, "(so)", &iter_struct))
+ {
+ ERR("Unable to get so parameters");
+ goto fail;
+ }
+
+ if (!eldbus_message_iter_arguments_get(iter_struct, "so", &bus, &path))
+ {
+ ERR("Unable to get so parameters");
+ goto fail;
+ }
+
+ eo_do(proxy, elm_obj_atspi_proxy_address_set(bus, path));
+
+ _plug_embedded_send(pd->a11y_bus, proxy, bus, path);
+
+ return;
+
+fail:
+ eo_do(proxy, eo_event_callback_call(ELM_ATSPI_PROXY_EVENT_DISCONNECTED, NULL));
+}
+
+static void _free_stringshared(void *data)
+{
+ eina_stringshare_del(data);
+}
+
+static void
+_plug_address_discover(Eldbus_Connection *conn, Eo *proxy, const char *svc_bus, const char *svc_path)
+{
+ Eldbus_Object *dobj;
+ dobj = eldbus_object_get(conn, svc_bus, svc_path);
+
+ Eldbus_Message *msg = eldbus_object_method_call_new(dobj, ELDBUS_FDO_INTERFACE_PROPERTIES, "Get");
+ eldbus_message_arguments_append(msg, "ss", ELM_ATSPI_DBUS_INTERFACE_PROXY, "Object");
+ eldbus_object_send(dobj, msg, _socket_addr_get_cb, proxy, 100);
+}
+
+static void _plug_connect(Eldbus_Connection *conn, Eo *proxy)
+{
+ const char *bus, *path;
+
+ eo_do(proxy, bus = eo_key_data_get("__svc_bus"));
+ eo_do(proxy, path = eo_key_data_get("__svc_path"));
+
+ if (bus && path)
+ {
+ _plug_address_discover(conn, proxy, bus, path);
+ return;
+ }
+ else
+ {
+ eo_do(proxy, elm_obj_atspi_proxy_address_get(&bus, &path));
+ if (!bus || !path)
+ {
+ ERR("AT-SPI: Elm_Atspi_Proxy bus or path not set. Unable to connect");
+ eo_do(proxy, eo_event_callback_call(ELM_ATSPI_PROXY_EVENT_DISCONNECTED, NULL));
+ return;
+ }
+ _plug_embedded_send(conn, proxy, bus, path);
+ }
+ return;
+}
+
+static Eina_Bool _from_list_remove(void *data, Eo *obj, const Eo_Event_Description *desc EINA_UNUSED, void *event_info EINA_UNUSED)
+{
+ Eina_List **list = data;
+ *list = eina_list_remove(*list, obj);
+ return EINA_TRUE;
+}
+
+EAPI void elm_atspi_bridge_utils_proxy_connect(Eo *proxy)
+{
+ Eo *bridge = _elm_atspi_bridge_get();
+
+ if (!bridge)
+ {
+ ERR("AT-SPI: Atspi bridge is not enabled.");
+ eo_do(proxy, eo_event_callback_call(ELM_ATSPI_PROXY_EVENT_DISCONNECTED, NULL));
+ return;
+ }
+ ELM_ATSPI_BRIDGE_DATA_GET_OR_RETURN(bridge, pd);
+
+ if (!pd->a11y_bus)
+ {
+ if (!eina_list_data_find(pd->plug_queue, proxy))
+ {
+ pd->plug_queue = eina_list_append(pd->plug_queue, proxy);
+ eo_do(proxy, eo_event_callback_add(EO_EV_DEL, _from_list_remove, &pd->plug_queue));
+ }
+ return;
+ }
+ _plug_connect(pd->a11y_bus, proxy);
+}
+
+Eo* _elm_atspi_bridge_utils_proxy_create(Eo *parent, const char *svcname, int svcnum, Elm_Atspi_Proxy_Type type)
+{
+ Eo *ret;
+ char bus[64], path[64];
+
+ ret = eo_add(ELM_ATSPI_PROXY_CLASS, parent, elm_obj_atspi_proxy_constructor(type));
+ if (!ret) return NULL;
+
+ snprintf(bus, sizeof(bus), "elm.atspi.proxy.socket.%s-%d", svcname, svcnum);
+ snprintf(path, sizeof(path), "/elm/atspi/proxy/socket/%s/%d", svcname, svcnum);
+
+ eo_do(ret, eo_key_data_set("__svc_bus", eina_stringshare_add(bus)));
+ eo_do(ret, eo_key_data_set("__svc_path", eina_stringshare_add(path)));
+
+ return ret;
+}
+
+static Eina_Bool
+_on_socket_del(void *data, Eo *obj, const Eo_Event_Description *event EINA_UNUSED, void *event_info EINA_UNUSED)
+{
+ Eldbus_Service_Interface *ifc = data;
+ const char *bus;
+ Eldbus_Connection *conn = eldbus_service_connection_get(ifc);
+ eo_do(obj, bus = eo_key_data_get("__svc_bus"));
+ eldbus_name_release(conn, bus, NULL, NULL);
+ eldbus_service_interface_unregister(ifc);
+ return EINA_TRUE;
+}
+
+static void
+_proxy_interface_register(Eldbus_Connection *conn, Eo *proxy, const char *bus, const char *path)
+{
+ Eldbus_Service_Interface *proxy_infc;
+ ELM_ATSPI_BRIDGE_DATA_GET_OR_RETURN(proxy, pd);
+ eldbus_name_request(conn, bus, ELDBUS_NAME_REQUEST_FLAG_DO_NOT_QUEUE, NULL, NULL);
+ proxy_infc = eldbus_service_interface_register(pd->a11y_bus, path, &_proxy_iface_desc);
+ if (!proxy_infc)
+ ERR("AT-SPI: Proxy interface registration failed");
+ eo_do(proxy, eo_event_callback_add(EO_EV_DEL, _on_socket_del, proxy_infc));
+ eldbus_service_object_data_set(proxy_infc, "_atspi_obj", proxy);
+}
+
+static void _socket_ifc_create(Eldbus_Connection *conn, Eo *proxy)
+{
+ const char *bus, *path;
+
+ eo_do(proxy, bus = eo_key_data_get("__svc_bus"));
+ eo_do(proxy, path = eo_key_data_get("__svc_path"));
+
+ if (bus && path)
+ _proxy_interface_register(conn, proxy, bus, path);
+
+ _socket_interface_register(conn, proxy);
+}
+
+EAPI void elm_atspi_bridge_utils_proxy_listen(Eo *proxy)
+{
+ Eo *bridge = _elm_atspi_bridge_get();
+ if (!bridge)
+ {
+ ERR("AT-SPI: Atspi bridge is not enabled.");
+ return;
+ }
+ ELM_ATSPI_BRIDGE_DATA_GET_OR_RETURN(bridge, pd);
+ if (!pd->a11y_bus)
+ {
+ if (!eina_list_data_find(pd->socket_queue, proxy))
+ {
+ pd->socket_queue = eina_list_append(pd->socket_queue, proxy);
+ eo_do(proxy, eo_event_callback_add(EO_EV_DEL, _from_list_remove, &pd->socket_queue));
+ }
+ return;
+ }
+ _socket_ifc_create(pd->a11y_bus, proxy);
+}
#include "elm_atspi_bridge.eo.c"
projects / platform / upstream / elementary.git / commitdiff