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5dd450e9bf
- Add Symfony Form Component - Add Symfony CSRF security component - Add iTop default form template - Add Twig debug extension to Twig Environment - Add iTop abstract controller facility to get form builder - Add Twig filter to make trans an alias of dict_s filter
73 lines
2.6 KiB
PHP
73 lines
2.6 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Form\ChoiceList\Loader;
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use Symfony\Component\Form\ChoiceList\ChoiceListInterface;
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/**
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* Loads a choice list.
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*
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* The methods {@link loadChoicesForValues()} and {@link loadValuesForChoices()}
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* can be used to load the list only partially in cases where a fully-loaded
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* list is not necessary.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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interface ChoiceLoaderInterface
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{
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/**
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* Loads a list of choices.
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*
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* Optionally, a callable can be passed for generating the choice values.
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* The callable receives the choice as only argument.
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* Null may be passed when the choice list contains the empty value.
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*
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* @param callable|null $value The callable which generates the values
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* from choices
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*/
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public function loadChoiceList(?callable $value = null): ChoiceListInterface;
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/**
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* Loads the choices corresponding to the given values.
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*
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* The choices are returned with the same keys and in the same order as the
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* corresponding values in the given array.
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*
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* Optionally, a callable can be passed for generating the choice values.
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* The callable receives the choice as only argument.
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* Null may be passed when the choice list contains the empty value.
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*
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* @param string[] $values An array of choice values. Non-existing
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* values in this array are ignored
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* @param callable|null $value The callable generating the choice values
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*/
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public function loadChoicesForValues(array $values, ?callable $value = null): array;
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/**
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* Loads the values corresponding to the given choices.
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*
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* The values are returned with the same keys and in the same order as the
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* corresponding choices in the given array.
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*
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* Optionally, a callable can be passed for generating the choice values.
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* The callable receives the choice as only argument.
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* Null may be passed when the choice list contains the empty value.
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*
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* @param array $choices An array of choices. Non-existing choices in
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* this array are ignored
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* @param callable|null $value The callable generating the choice values
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*
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* @return string[]
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*/
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public function loadValuesForChoices(array $choices, ?callable $value = null): array;
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}
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