gchar *
ibus_message_to_string (IBusMessage *message)
{
g_assert (message != NULL);
GString *string = g_string_new ("");
IBusMessageIter iter;
GType type;
gint i = 0;
g_string_append_printf (string,
"message: %d\n"
"\tdestination = %s\n"
"\tpath = %s\n"
"\tinterface = %s\n"
"\tmember = %s\n",
ibus_message_get_type (message),
ibus_message_get_destination (message),
ibus_message_get_path (message),
ibus_message_get_interface (message),
ibus_message_get_member (message));
ibus_message_iter_init (message, &iter);
while ((type = ibus_message_iter_get_arg_type (&iter)) != G_TYPE_INVALID) {
g_string_append_printf (string, "\t\targ%d is %s\n", i++, g_type_name (type));
ibus_message_iter_next (&iter);
}
return g_string_free (string, FALSE);
}
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_panel_service_ibus_message (IBusPanelService *panel,
IBusConnection *connection,
IBusMessage *message)
{
g_assert (IBUS_IS_PANEL_SERVICE (panel));
g_assert (IBUS_IS_CONNECTION (connection));
g_assert (message != NULL);
const static struct {
const gchar *name;
const gint offset;
} no_arg_methods [] = {
{ "CursorUpLookupTable" , G_STRUCT_OFFSET (IBusPanelServiceClass, cursor_down_lookup_table) },
{ "CursorDownLookupTable", G_STRUCT_OFFSET (IBusPanelServiceClass, cursor_up_lookup_table) },
{ "Destroy", G_STRUCT_OFFSET (IBusPanelServiceClass, destroy) },
{ "HideAuxiliaryText", G_STRUCT_OFFSET (IBusPanelServiceClass, hide_auxiliary_text) },
{ "HideLanguageBar", G_STRUCT_OFFSET (IBusPanelServiceClass, hide_language_bar) },
{ "HideLookupTable", G_STRUCT_OFFSET (IBusPanelServiceClass, hide_lookup_table) },
{ "HidePreeditText", G_STRUCT_OFFSET (IBusPanelServiceClass, hide_preedit_text) },
{ "PageDownLookupTable", G_STRUCT_OFFSET (IBusPanelServiceClass, page_down_lookup_table) },
{ "PageUpLookupTable", G_STRUCT_OFFSET (IBusPanelServiceClass, page_up_lookup_table) },
{ "Reset", G_STRUCT_OFFSET (IBusPanelServiceClass, reset) },
{ "ShowAuxiliaryText", G_STRUCT_OFFSET (IBusPanelServiceClass, show_auxiliary_text) },
{ "ShowLanguageBar", G_STRUCT_OFFSET (IBusPanelServiceClass, show_language_bar) },
{ "ShowLookupTable", G_STRUCT_OFFSET (IBusPanelServiceClass, show_lookup_table) },
{ "ShowPreeditText", G_STRUCT_OFFSET (IBusPanelServiceClass, show_preedit_text) },
{ "StartSetup", G_STRUCT_OFFSET (IBusPanelServiceClass, start_setup) },
{ "StateChanged", G_STRUCT_OFFSET (IBusPanelServiceClass, state_changed) },
};
IBusMessage *reply = NULL;
gint i;
for (i = 0; i < G_N_ELEMENTS (no_arg_methods); i++) {
if (!ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL,
no_arg_methods[i].name))
continue;
IBusMessageIter iter;
ibus_message_iter_init (message, &iter);
if (ibus_message_iter_has_next (&iter)) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Method does not have arguments",
IBUS_INTERFACE_PANEL,
no_arg_methods[i].name);
}
else {
IBusError *error = NULL;
typedef gboolean (* NoArgFunc) (IBusPanelService *, IBusError **);
NoArgFunc func;
func = G_STRUCT_MEMBER (NoArgFunc,
IBUS_PANEL_SERVICE_GET_CLASS (panel),
no_arg_methods[i].offset);
if (!func (panel, &error)) {
reply = ibus_message_new_error (message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
}
ibus_connection_send (connection, reply);
ibus_message_unref (reply);
return TRUE;
}
if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "FocusIn")) {
const gchar* input_context_path = NULL;
IBusError *error = NULL;
gboolean retval;
retval = ibus_message_get_args (message,
&error,
IBUS_TYPE_OBJECT_PATH,
&input_context_path,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->focus_in (panel,
input_context_path,
&error)) {
reply = ibus_message_new_error (message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
}
else if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "FocusOut")) {
const gchar* input_context_path = NULL;
gboolean retval;
IBusError *error = NULL;
retval = ibus_message_get_args (message,
&error,
IBUS_TYPE_OBJECT_PATH,
&input_context_path,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->focus_out (panel,
input_context_path,
&error)) {
reply = ibus_message_new_error(message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
}
else if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "RegisterProperties")) {
IBusPropList *prop_list = NULL;
gboolean retval;
IBusError *error = NULL;
retval = ibus_message_get_args (message,
&error,
IBUS_TYPE_PROP_LIST, &prop_list,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->register_properties (panel,
prop_list,
&error)) {
reply = ibus_message_new_error(message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
if (prop_list != NULL && g_object_is_floating (prop_list))
g_object_unref (prop_list);
}
else if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "UpdateAuxiliaryText")) {
IBusText *text = NULL;
gboolean visible;
gboolean retval;
IBusError *error = NULL;
retval = ibus_message_get_args (message,
&error,
IBUS_TYPE_TEXT, &text,
G_TYPE_BOOLEAN, &visible,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->update_auxiliary_text (panel,
text,
visible,
&error)) {
reply = ibus_message_new_error(message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
if (text != NULL && g_object_is_floating (text))
g_object_unref (text);
}
else if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "UpdateLookupTable")) {
IBusLookupTable *table = NULL;
gboolean visible = FALSE;
gboolean retval;
IBusError *error = NULL;
retval = ibus_message_get_args (message,
&error,
IBUS_TYPE_LOOKUP_TABLE, &table,
G_TYPE_BOOLEAN, &visible,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->update_lookup_table (panel,
table,
visible,
&error)) {
reply = ibus_message_new_error(message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
if (table != NULL && g_object_is_floating (table))
g_object_unref (table);
}
else if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "UpdatePreeditText")) {
IBusText *text = NULL;
guint cursor_pos;
gboolean visible;
gboolean retval;
IBusError *error = NULL;
retval = ibus_message_get_args (message,
&error,
IBUS_TYPE_TEXT, &text,
G_TYPE_UINT, &cursor_pos,
G_TYPE_BOOLEAN, &visible,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->update_preedit_text (panel,
text,
cursor_pos,
visible,
&error)) {
reply = ibus_message_new_error(message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
if (text != NULL && g_object_is_floating (text))
g_object_unref (text);
}
else if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "UpdateProperty")) {
IBusProperty *property = NULL;
gboolean retval;
IBusError *error = NULL;
retval = ibus_message_get_args (message,
&error,
IBUS_TYPE_PROPERTY, &property,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->update_property (panel,
property,
&error)) {
reply = ibus_message_new_error(message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
if (property != NULL && g_object_is_floating (property))
g_object_unref (property);
}
else if (ibus_message_is_method_call (message, IBUS_INTERFACE_PANEL, "SetCursorLocation")) {
guint x, y, w, h;
gboolean retval;
IBusError *error = NULL;
retval = ibus_message_get_args (message,
&error,
G_TYPE_INT, &x,
G_TYPE_INT, &y,
G_TYPE_INT, &w,
G_TYPE_INT, &h,
G_TYPE_INVALID);
if (!retval || !IBUS_PANEL_SERVICE_GET_CLASS (panel)->set_cursor_location (panel,
x,
y,
w,
h,
&error)) {
reply = ibus_message_new_error(message,
error->name,
error->message);
ibus_error_free (error);
}
else {
reply = ibus_message_new_method_return (message);
}
}
if (reply) {
ibus_connection_send (connection, reply);
ibus_message_unref (reply);
return TRUE;
}
return TRUE;
}
gboolean
ibus_message_get_args_valist (IBusMessage *message,
IBusError **error,
GType first_arg_type,
va_list va_args)
{
g_assert (message != NULL);
gboolean retval;
IBusMessageIter iter;
GType type;
gpointer value;
va_list backup_args;
gint i;
retval = ibus_message_iter_init (message, &iter);
if (!retval) {
if (error) {
*error = ibus_error_new_from_printf (DBUS_ERROR_INVALID_ARGS,
"Message does not have arguments!");
}
return FALSE;
}
va_copy (backup_args, va_args);
i = 0;
type = first_arg_type;
while (type != G_TYPE_INVALID) {
value = va_arg (va_args, gpointer);
retval = ibus_message_iter_get (&iter, type, value);
if (!retval)
goto _failed;
ibus_message_iter_next (&iter);
i ++;
type = va_arg (va_args, GType);
}
va_end (backup_args);
return TRUE;
_failed:
*error = ibus_error_new_from_printf (DBUS_ERROR_INVALID_ARGS,
"The argument %d is not %s",
i,
g_type_name (type));
/* release resources */
type = first_arg_type;
while (i > 0) {
gpointer *value = va_arg (backup_args, gpointer *);
if (g_type_is_a (type, G_TYPE_BOXED)) {
g_boxed_free (type, *value);
}
else if (g_type_is_a (type, G_TYPE_OBJECT)) {
g_object_unref (*value);
}
i --;
type = va_arg (backup_args, GType);
}
va_end (backup_args);
return FALSE;
}
static gboolean
ibus_engine_ibus_message (IBusEngine *engine,
IBusConnection *connection,
IBusMessage *message)
{
g_assert (IBUS_IS_ENGINE (engine));
g_assert (IBUS_IS_CONNECTION (connection));
g_assert (message != NULL);
g_assert (ibus_message_get_type (message) == DBUS_MESSAGE_TYPE_METHOD_CALL);
IBusEnginePrivate *priv;
priv = IBUS_ENGINE_GET_PRIVATE (engine);
g_assert (priv->connection == connection);
IBusMessage *reply = NULL;
IBusError *error = NULL;
gboolean retval;
gint i;
const gchar *interface;
const gchar *name;
static const struct {
gchar *member;
guint signal_id;
} no_arg_methods[] = {
{ "FocusIn", FOCUS_IN },
{ "FocusOut", FOCUS_OUT },
{ "Reset", RESET },
{ "Enable", ENABLE },
{ "Disable", DISABLE },
{ "PageUp", PAGE_UP },
{ "PageDown", PAGE_DOWN },
{ "CursorUp", CURSOR_UP },
{ "CursorDown", CURSOR_DOWN },
};
interface = ibus_message_get_interface (message);
name = ibus_message_get_member (message);
if (interface != NULL && g_strcmp0 (interface, IBUS_INTERFACE_ENGINE) != 0)
return IBUS_SERVICE_CLASS (ibus_engine_parent_class)->ibus_message (
(IBusService *) engine, connection, message);
do {
if (g_strcmp0 (name, "ProcessKeyEvent") == 0) {
guint keyval, keycode, state;
retval = ibus_message_get_args (message,
&error,
G_TYPE_UINT, &keyval,
G_TYPE_UINT, &keycode,
G_TYPE_UINT, &state,
G_TYPE_INVALID);
if (!retval) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Can not match signature (uuu) of method",
IBUS_INTERFACE_ENGINE, "ProcessKeyEvent");
ibus_error_free (error);
}
else {
retval = FALSE;
g_signal_emit (engine,
engine_signals[PROCESS_KEY_EVENT],
0,
keyval,
keycode,
state,
&retval);
reply = ibus_message_new_method_return (message);
ibus_message_append_args (reply,
G_TYPE_BOOLEAN, &retval,
G_TYPE_INVALID);
}
break;
}
for (i = 0;
i < G_N_ELEMENTS (no_arg_methods) && g_strcmp0 (name, no_arg_methods[i].member) != 0;
i++);
if (i < G_N_ELEMENTS (no_arg_methods)) {
IBusMessageIter iter;
ibus_message_iter_init (message, &iter);
if (ibus_message_iter_has_next (&iter)) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Method does not have arguments",
IBUS_INTERFACE_ENGINE, no_arg_methods[i].member);
}
else {
g_signal_emit (engine, engine_signals[no_arg_methods[i].signal_id], 0);
reply = ibus_message_new_method_return (message);
}
break;
}
if (g_strcmp0 (name, "CandidateClicked") == 0) {
guint index, button, state;
retval = ibus_message_get_args (message,
&error,
G_TYPE_UINT, &index,
G_TYPE_UINT, &button,
G_TYPE_UINT, &state,
G_TYPE_INVALID);
if (!retval) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Can not match signature (uuu) of method",
IBUS_INTERFACE_ENGINE, "CandidateClicked");
ibus_error_free (error);
}
else {
g_signal_emit (engine,
engine_signals[CANDIDATE_CLICKED],
0,
index,
button,
state);
reply = ibus_message_new_method_return (message);
}
}
else if (g_strcmp0 (name, "PropertyActivate") == 0) {
gchar *name;
guint state;
retval = ibus_message_get_args (message,
&error,
G_TYPE_STRING, &name,
G_TYPE_UINT, &state,
G_TYPE_INVALID);
if (!retval) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Can not match signature (si) of method",
IBUS_INTERFACE_ENGINE,
"PropertyActivate");
ibus_error_free (error);
}
else {
g_signal_emit (engine,
engine_signals[PROPERTY_ACTIVATE],
0,
name,
state);
reply = ibus_message_new_method_return (message);
}
}
else if (g_strcmp0 (name, "PropertyShow") == 0) {
gchar *name;
retval = ibus_message_get_args (message,
&error,
G_TYPE_STRING, &name,
G_TYPE_INVALID);
if (!retval) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Can not match signature (s) of method",
IBUS_INTERFACE_ENGINE,
"PropertyShow");
ibus_error_free (error);
}
else {
g_signal_emit (engine,
engine_signals[PROPERTY_SHOW],
0,
name);
reply = ibus_message_new_method_return (message);
}
}
else if (g_strcmp0 (name, "PropertyHide") == 0) {
gchar *name;
retval = ibus_message_get_args (message,
&error,
G_TYPE_STRING, &name,
G_TYPE_INVALID);
if (!retval) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Can not match signature (s) of method",
IBUS_INTERFACE_ENGINE, "PropertyHide");
ibus_error_free (error);
}
else {
g_signal_emit (engine, engine_signals[PROPERTY_HIDE], 0, name);
reply = ibus_message_new_method_return (message);
}
}
else if (g_strcmp0 (name, "SetCursorLocation") == 0) {
gint x, y, w, h;
retval = ibus_message_get_args (message,
&error,
G_TYPE_INT, &x,
G_TYPE_INT, &y,
G_TYPE_INT, &w,
G_TYPE_INT, &h,
G_TYPE_INVALID);
if (!retval) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Can not match signature (iiii) of method",
IBUS_INTERFACE_ENGINE,
"SetCursorLocation");
ibus_error_free (error);
}
else {
engine->cursor_area.x = x;
engine->cursor_area.y = y;
engine->cursor_area.width = w;
engine->cursor_area.height = h;
g_signal_emit (engine,
engine_signals[SET_CURSOR_LOCATION],
0,
x, y, w, h);
reply = ibus_message_new_method_return (message);
}
}
else if (g_strcmp0 (name, "SetCapabilities") == 0) {
guint caps;
retval = ibus_message_get_args (message,
&error,
G_TYPE_UINT, &caps,
G_TYPE_INVALID);
if (!retval) {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_INVALID_ARGS,
"%s.%s: Can not match signature (u) of method",
IBUS_INTERFACE_ENGINE, "SetCapabilities");
ibus_error_free (error);
}
else {
engine->client_capabilities = caps;
g_signal_emit (engine, engine_signals[SET_CAPABILITIES], 0, caps);
reply = ibus_message_new_method_return (message);
}
}
else if (g_strcmp0 (name, "Destroy") == 0) {
reply = ibus_message_new_method_return (message);
ibus_connection_send (connection, reply);
ibus_message_unref (reply);
ibus_object_destroy ((IBusObject *) engine);
return TRUE;
}
else {
reply = ibus_message_new_error_printf (message,
DBUS_ERROR_UNKNOWN_METHOD,
"%s.%s",
IBUS_INTERFACE_ENGINE, name);
g_warn_if_reached ();
}
} while (0);
ibus_connection_send (connection, reply);
ibus_message_unref (reply);
return TRUE;
}
