Nextras\Forms\Bridges\NetteDI\FormsExtension::registerControls PHP Method

    public static function registerControls()
    {
        ObjectMixin::setExtensionMethod(Container::class, 'addDatePicker', function (Container $container, $name, $label = null) {
            return $container[$name] = new Controls\DatePicker($label);
        });
        ObjectMixin::setExtensionMethod(Container::class, 'addDateTimePicker', function (Container $container, $name, $label = null) {
            return $container[$name] = new Controls\DateTimePicker($label);
        });
        ObjectMixin::setExtensionMethod(Container::class, 'addTypeahead', function (Container $container, $name, $label = null, $callback = null) {
            return $container[$name] = new Controls\Typeahead($label, $callback);
        });
    }