C++ (Cpp) g_dbus_gvariant_to_gvalue примеры использования

Пример #1

Файл: signon-utils.c Проект: Distrotech/libsignon-glib

GHashTable *signon_hash_table_from_variant (GVariant *variant)
{
    GHashTable *hash_table;
    GVariantIter iter;
    GVariant *value;
    gchar *key;

    if (variant == NULL) return NULL;

    hash_table = g_hash_table_new_full (g_str_hash,
                                        g_str_equal,
                                        g_free,
                                        signon_gvalue_free);
    g_variant_iter_init (&iter, variant);
    while (g_variant_iter_next (&iter, "{sv}", &key, &value))
    {
        GValue *val = g_slice_new0 (GValue);
        g_dbus_gvariant_to_gvalue (value, val);
        g_variant_unref (value);

        g_hash_table_insert (hash_table, key, val);
    }
    return hash_table;
}

Пример #2

Файл: nm-dbus-utils.c Проект: GalliumOS/network-manager

static void
dbus_signal_meta_marshal (GClosure     *closure,
                          GValue       *return_value,
                          guint         n_param_values,
                          const GValue *param_values,
                          gpointer      invocation_hint,
                          gpointer      marshal_data)
{
	NMDBusSignalData *sd = marshal_data;
	const char *signal_name;
	GVariant *parameters, *param;
	GValue *closure_params;
	gsize n_params, i;

	g_return_if_fail (n_param_values == 4);

	signal_name = g_value_get_string (&param_values[2]);
	parameters = g_value_get_variant (&param_values[3]);

	if (strcmp (signal_name, sd->signal_name) != 0)
		return;

	if (sd->signature) {
		if (!g_variant_is_of_type (parameters, sd->signature)) {
			g_warning ("%p: got signal '%s' but parameters were of type '%s', not '%s'",
			           g_value_get_object (&param_values[0]),
			           signal_name, g_variant_get_type_string (parameters),
			           g_variant_type_peek_string (sd->signature));
			return;
		}

		n_params = g_variant_n_children (parameters) + 1;
	} else
		n_params = 1;

	closure_params = g_new0 (GValue, n_params);
	g_value_init (&closure_params[0], G_TYPE_OBJECT);
	g_value_copy (&param_values[0], &closure_params[0]);

	for (i = 1; i < n_params; i++) {
		param = g_variant_get_child_value (parameters, i - 1);
		if (   g_variant_is_of_type (param, G_VARIANT_TYPE ("ay"))
		    || g_variant_is_of_type (param, G_VARIANT_TYPE ("aay"))) {
			/* g_dbus_gvariant_to_gvalue() thinks 'ay' means "non-UTF-8 NUL-terminated string" */
			g_value_init (&closure_params[i], G_TYPE_VARIANT);
			g_value_set_variant (&closure_params[i], param);
		} else
			g_dbus_gvariant_to_gvalue (param, &closure_params[i]);
		g_variant_unref (param);
	}

	g_cclosure_marshal_generic (closure,
	                            NULL,
	                            n_params,
	                            closure_params,
	                            invocation_hint,
	                            NULL);

	for (i = 0; i < n_params; i++)
		g_value_unset (&closure_params[i]);
	g_free (closure_params);
}