+static bool check_url_field(FIELD *field,
+ const void *arg __attribute__((unused)))
+{
+ return is_url(field_buffer(field, 0));
+}
+
+void widget_textbox_set_validator_url(struct nc_widget_textbox *textbox)
+{
+ if (!textbox->set->url_type)
+ textbox->set->url_type = new_fieldtype(check_url_field, NULL);
+
+ set_field_type(textbox->widget.field, textbox->set->url_type);
+}
+