static void
_connection_destroy_cb (IBusConnection *connection,
IBusBus *bus)
{
g_assert (IBUS_IS_BUS (bus));
g_assert (IBUS_IS_CONNECTION (connection));
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
g_assert (priv->connection == connection);
g_signal_handlers_disconnect_by_func (priv->connection,
G_CALLBACK (_connection_destroy_cb),
bus);
g_signal_handlers_disconnect_by_func (priv->connection,
G_CALLBACK (_connection_ibus_signal_cb),
bus);
g_object_unref (priv->connection);
priv->connection = NULL;
g_free (priv->unique_name);
priv->unique_name = NULL;
g_signal_emit (bus, bus_signals[DISCONNECTED], 0);
}
gboolean
ibus_bus_register_component (IBusBus *bus,
IBusComponent *component)
{
g_assert (IBUS_IS_BUS (bus));
g_assert (IBUS_IS_COMPONENT (component));
gboolean result;
result = ibus_bus_call (bus,
IBUS_SERVICE_IBUS,
IBUS_PATH_IBUS,
IBUS_INTERFACE_IBUS,
"RegisterComponent",
IBUS_TYPE_COMPONENT, &component,
G_TYPE_INVALID,
G_TYPE_INVALID);
return result;
#if 0
IBusMessage *message, *reply;
IBusError *error;
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
message = ibus_message_new_method_call (IBUS_SERVICE_IBUS,
IBUS_PATH_IBUS,
IBUS_INTERFACE_IBUS,
"RegisterComponent");
ibus_message_append_args (message,
IBUS_TYPE_COMPONENT, &component,
G_TYPE_INVALID);
reply = ibus_connection_send_with_reply_and_block (
priv->connection,
message,
-1,
&error);
ibus_message_unref (message);
if (reply == NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
return FALSE;
}
if ((error = ibus_error_from_message (reply)) != NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
ibus_message_unref (reply);
return FALSE;
}
return TRUE;
#endif
}
IBusInputContext *
ibus_bus_create_input_context (IBusBus *bus,
const gchar *client_name)
{
g_assert (IBUS_IS_BUS (bus));
g_assert (client_name != NULL);
g_return_val_if_fail (ibus_bus_is_connected (bus), NULL);
gchar *path;
DBusMessage *call = NULL;
DBusMessage *reply = NULL;
IBusError *error;
IBusInputContext *context = NULL;
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
call = ibus_message_new_method_call (IBUS_SERVICE_IBUS,
IBUS_PATH_IBUS,
IBUS_INTERFACE_IBUS,
"CreateInputContext");
ibus_message_append_args (call,
G_TYPE_STRING, &client_name,
G_TYPE_INVALID);
reply = ibus_connection_send_with_reply_and_block (priv->connection,
call,
-1,
&error);
ibus_message_unref (call);
if (reply == NULL) {
g_warning ("%s: %s", error->name, error->message);
ibus_error_free (error);
return NULL;
}
if ((error = ibus_error_new_from_message (reply)) != NULL) {
g_warning ("%s: %s", error->name, error->message);
ibus_message_unref (reply);
ibus_error_free (error);
return NULL;
}
if (!ibus_message_get_args (reply,
&error,
IBUS_TYPE_OBJECT_PATH, &path,
G_TYPE_INVALID)) {
g_warning ("%s: %s", error->name, error->message);
ibus_message_unref (reply);
ibus_error_free (error);
return NULL;
}
context = ibus_input_context_new (path, priv->connection);
ibus_message_unref (reply);
return context;
}
static void
ibus_bus_destroy (IBusObject *object)
{
IBusBus *bus;
IBusBusPrivate *priv;
bus = IBUS_BUS (object);
priv = IBUS_BUS_GET_PRIVATE (bus);
if (priv->monitor) {
g_object_unref (priv->monitor);
priv->monitor = NULL;
}
if (priv->config) {
ibus_object_destroy ((IBusObject *) priv->config);
priv->config = NULL;
}
if (priv->connection) {
ibus_object_destroy ((IBusObject *) priv->connection);
priv->connection = NULL;
}
IBUS_OBJECT_CLASS (ibus_bus_parent_class)->destroy (object);
}
IBusConnection *
ibus_bus_get_connection (IBusBus *bus)
{
g_assert (IBUS_IS_BUS (bus));
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
return priv->connection;
}
static void
_config_destroy_cb (IBusConfig *config,
IBusBus *bus)
{
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
g_assert (priv->config == config);
g_object_unref (config);
priv->config = NULL;
}
gboolean
ibus_bus_is_connected (IBusBus *bus)
{
g_assert (IBUS_IS_BUS (bus));
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
if (priv->connection) {
return ibus_connection_is_connected (priv->connection);
}
return FALSE;
}
IBusMessage *
ibus_bus_call_with_reply_valist (IBusBus *bus,
const gchar *name,
const gchar *path,
const gchar *interface,
const gchar *member,
GType first_arg_type,
va_list va_args)
{
g_assert (IBUS_IS_BUS (bus));
g_assert (name != NULL);
g_assert (path != NULL);
g_assert (interface != NULL);
g_assert (member);
IBusMessage *message, *reply;
IBusError *error;
IBusBusPrivate *priv;
g_return_val_if_fail (ibus_bus_is_connected (bus), FALSE);
priv = IBUS_BUS_GET_PRIVATE (bus);
message = ibus_message_new_method_call (name, path, interface, member);
ibus_message_append_args_valist (message, first_arg_type, va_args);
reply = ibus_connection_send_with_reply_and_block (
priv->connection,
message,
-1,
&error);
ibus_message_unref (message);
if (reply == NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
return NULL;
}
if ((error = ibus_error_new_from_message (reply)) != NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
ibus_message_unref (reply);
return NULL;
}
return reply;
}
static gboolean
_connection_ibus_signal_cb (IBusConnection *connection,
IBusMessage *message,
IBusBus *bus)
{
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
if (ibus_message_is_signal (message, IBUS_INTERFACE_IBUS,
"GlobalEngineChanged")) {
g_signal_emit (bus, bus_signals[GLOBAL_ENGINE_CHANGED], 0);
return TRUE;
}
return FALSE;
}
IBusConfig *
ibus_bus_get_config (IBusBus *bus)
{
g_assert (IBUS_IS_BUS (bus));
g_return_val_if_fail (ibus_bus_is_connected (bus), NULL);
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
if (priv->config == NULL && priv->connection) {
priv->config = ibus_config_new (priv->connection);
if (priv->config) {
g_signal_connect (priv->config, "destroy", G_CALLBACK (_config_destroy_cb), bus);
}
}
return priv->config;
}
gboolean
ibus_bus_exit (IBusBus *bus,
gboolean restart)
{
g_assert (IBUS_IS_BUS (bus));
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
gboolean result;
result = ibus_bus_call (bus,
IBUS_SERVICE_IBUS,
IBUS_PATH_IBUS,
IBUS_INTERFACE_IBUS,
"Exit",
G_TYPE_BOOLEAN, &restart,
G_TYPE_INVALID);
return result;
}
static void
ibus_bus_connect (IBusBus *bus)
{
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
/* destry old connection at first */
if (priv->connection != NULL) {
ibus_object_destroy ((IBusObject *)priv->connection);
g_assert (priv->connection == NULL);
}
if (ibus_get_address () != NULL) {
priv->connection = ibus_connection_open (ibus_get_address ());
}
if (priv->connection) {
ibus_bus_hello (bus);
g_signal_connect (priv->connection,
"destroy",
(GCallback) _connection_destroy_cb,
bus);
g_signal_emit (bus, bus_signals[CONNECTED], 0);
if (priv->watch_dbus_signal) {
ibus_bus_watch_dbus_signal (bus);
}
/** Watch ibus signals. */
const gchar *rule =
"type='signal',"
"path='" IBUS_PATH_IBUS "',"
"interface='" IBUS_INTERFACE_IBUS "'";
ibus_bus_add_match (bus, rule);
g_signal_connect (priv->connection,
"ibus-signal",
(GCallback) _connection_ibus_signal_cb,
bus);
}
}
static void
ibus_bus_init (IBusBus *bus)
{
struct stat buf;
gchar *path;
GFile *file;
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
priv->config = NULL;
priv->connection = NULL;
priv->watch_dbus_signal = FALSE;
path = g_path_get_dirname (ibus_get_socket_path ());
if (stat (path, &buf) == 0) {
if (buf.st_uid != ibus_get_daemon_uid ()) {
g_warning ("The owner of %s is not %s!", path, ibus_get_user_name ());
return;
}
}
#if 0
else {
if (getuid () == ibus_get_daemon_uid ()) {
mkdir (path, 0700);
chmod (path, 0700);
}
}
#endif
ibus_bus_connect (bus);
file = g_file_new_for_path (ibus_get_socket_path ());
priv->monitor = g_file_monitor_file (file, 0, NULL, NULL);
g_signal_connect (priv->monitor, "changed", (GCallback) _changed_cb, bus);
g_object_unref (file);
g_free (path);
}
static void
ibus_bus_connect (IBusBus *bus)
{
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
#if 0
socket_path = ibus_get_socket_path ();
if (stat (socket_path, &buf) != 0) {
g_warning ("Can not get stat from %s!", socket_path);
return;
}
if (buf.st_uid != ibus_get_daemon_uid ()) {
g_warning ("The owner of %s is not %s!", socket_path, ibus_get_user_name ());
return;
}
if (priv->connection != NULL) {
ibus_object_destroy ((IBusObject *) priv->connection);
}
#endif
if (ibus_get_address () != NULL) {
priv->connection = ibus_connection_open (ibus_get_address ());
}
if (priv->connection) {
ibus_bus_hello (bus);
g_signal_connect (priv->connection,
"destroy",
(GCallback) _connection_destroy_cb,
bus);
g_signal_emit (bus, bus_signals[CONNECTED], 0);
if (priv->watch_dbus_signal) {
ibus_bus_watch_dbus_signal (bus);
}
}
}
void
ibus_bus_set_watch_dbus_signal (IBusBus *bus,
gboolean watch)
{
g_assert (IBUS_IS_BUS (bus));
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
if (priv->watch_dbus_signal == watch)
return;
priv->watch_dbus_signal = watch;
if (ibus_bus_is_connected (bus)) {
if (watch) {
ibus_bus_watch_dbus_signal (bus);
}
else {
ibus_bus_unwatch_dbus_signal (bus);
}
}
}
const gchar *
ibus_bus_hello (IBusBus *bus)
{
g_assert (IBUS_IS_BUS (bus));
gchar *unique_name = NULL;
IBusMessage *reply = NULL;
IBusError *error = NULL;
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
g_free (priv->unique_name);
priv->unique_name = NULL;
reply = ibus_bus_call_with_reply (bus,
DBUS_SERVICE_DBUS,
DBUS_PATH_DBUS,
DBUS_INTERFACE_DBUS,
"Hello",
G_TYPE_INVALID);
if (reply) {
if (ibus_message_get_args (reply, &error, G_TYPE_STRING, &unique_name,
G_TYPE_INVALID)) {
priv->unique_name = g_strdup (unique_name);
} else {
g_warning ("%s: %s", error->name, error->message);
ibus_error_free (error);
}
ibus_message_unref (reply);
}
return priv->unique_name;
}
static GList *
ibus_bus_do_list_engines (IBusBus *bus, gboolean active_engines_only)
{
g_assert (IBUS_IS_BUS (bus));
IBusMessage *message, *reply;
IBusError *error;
gboolean retval;
IBusBusPrivate *priv;
IBusMessageIter iter, subiter;
GList *engines;
const gchar* member = active_engines_only ? "ListActiveEngines" : "ListEngines";
priv = IBUS_BUS_GET_PRIVATE (bus);
message = ibus_message_new_method_call (IBUS_SERVICE_IBUS,
IBUS_PATH_IBUS,
IBUS_INTERFACE_IBUS,
member);
reply = ibus_connection_send_with_reply_and_block (priv->connection,
message,
-1,
&error);
ibus_message_unref (message);
if (reply == NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
return NULL;
}
if ((error = ibus_error_new_from_message (reply)) != NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
ibus_message_unref (reply);
return NULL;
}
retval = ibus_message_iter_init (reply, &iter);
if (!retval) {
error = ibus_error_new_from_printf (DBUS_ERROR_INVALID_ARGS,
"Message does not have arguments!");
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
ibus_message_unref (reply);
return NULL;
}
if (!ibus_message_iter_recurse (&iter, IBUS_TYPE_ARRAY, &subiter)) {
ibus_message_unref (reply);
return NULL;
}
engines = NULL;
while (ibus_message_iter_get_arg_type (&subiter) != G_TYPE_INVALID) {
IBusSerializable *object = NULL;
if (!ibus_message_iter_get (&subiter, IBUS_TYPE_ENGINE_DESC, &object) || !object) {
g_warning ("Unexpected type is returned from %s", member);
continue;
}
engines = g_list_append (engines, object);
ibus_message_iter_next (&subiter);
};
ibus_message_unref (reply);
return engines;
}
static gboolean
ibus_bus_call (IBusBus *bus,
const gchar *name,
const gchar *path,
const gchar *interface,
const gchar *member,
GType first_arg_type,
...)
{
g_assert (IBUS_IS_BUS (bus));
g_assert (name != NULL);
g_assert (path != NULL);
g_assert (interface != NULL);
g_assert (member);
IBusMessage *message, *reply;
IBusError *error;
va_list args;
GType type;
gboolean retval;
IBusBusPrivate *priv;
g_return_val_if_fail (ibus_bus_is_connected (bus), FALSE);
priv = IBUS_BUS_GET_PRIVATE (bus);
message = ibus_message_new_method_call (name, path, interface, member);
va_start (args, first_arg_type);
ibus_message_append_args_valist (message, first_arg_type, args);
va_end (args);
reply = ibus_connection_send_with_reply_and_block (
priv->connection,
message,
-1,
&error);
ibus_message_unref (message);
if (reply == NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
return FALSE;
}
if ((error = ibus_error_new_from_message (reply)) != NULL) {
g_warning ("%s : %s", error->name, error->message);
ibus_error_free (error);
ibus_message_unref (reply);
return FALSE;
}
va_start (args, first_arg_type);
type = first_arg_type;
while (type != G_TYPE_INVALID) {
va_arg (args, gpointer);
type = va_arg (args, GType);
}
type = va_arg (args, GType);
if (type != G_TYPE_INVALID) {
retval = ibus_message_get_args_valist (reply, &error, type, args);
}
else {
retval = TRUE;
}
va_end (args);
ibus_message_unref (reply);
if (!retval) {
g_warning ("%s: %s", error->name, error->message);
ibus_error_free (error);
return FALSE;
}
return TRUE;
}
