可在Symfony2中翻译的自定义表单模板

{# src/AppBundle/Resources/views/Form/custom_form.html.twig #}

{% block custom_form_widget %}
    <div class="custom-form">
        {% if label is not empty %}
            <label for="{{ id }}">{{ label }}</label>
        {% endif %}
        {{ form_widget(form) }}
        {% if errors|length > 0 %}
            <ul class="error-list">
                {% for error in errors %}
                    <li>{{ error.message }}</li>
                {% endfor %}
            </ul>
        {% endif %}
    </div>
{% endblock %}

// src/AppBundle/Form/CustomFormType.php

namespace AppBundle\Form;

use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;

class CustomFormType extends AbstractType
{
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        $builder
            ->add('field', null, [
                'label' => 'Field Label',
                'widget' => 'custom_form_widget', // 指定自定义表单模板
            ]);
    }

    public function configureOptions(OptionsResolver $resolver)
    {
        $resolver->setDefaults([
            'data_class' => 'AppBundle\Entity\CustomEntity',
        ]);
    }
}