protected function wizardAddImageStyle()
    {
        $this->validatePrompt('name', $this->text('Name'), 'image_style');
        $this->validatePromptList('actions', $this->text('Actions'), 'image_style');
        $this->validatePrompt('status', $this->text('Status'), 'image_style', 0);
        $this->setSubmittedList('actions');

        $this->validateComponent('image_style');
        $this->addImageStyle();
    }