LabelWidget.php
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LabelWidget.php
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	<?php

	namespace OOUI;

	/**
	* Label widget.
	*/
	class LabelWidget extends Widget {
	use LabelElement;

	/* Static Properties */

	/** @var string */
	public static $tagName = 'label';

	/* Properties */

	/**
	* Associated input element.
	*
	* @var InputWidget\|null
	*/
	protected $input;

	/**
	* @param array $config Configuration options
	* - InputWidget $config['input'] Input widget this label is for
	*/
	public function __construct( array $config = [] ) {
	// Parent constructor
	parent::__construct( $config );

	// Traits
	$this->initializeLabelElement(
	array_merge( [ 'labelElement' => $this ], $config )
	);

	// Properties
	$this->input = $config['input'] ?? null;

	// Initialization
	if ( $this->input && $this->input->getInputId() ) {
	$this->setAttributes( [ 'for' => $this->input->getInputId() ] );
	}
	$this->addClasses( [ 'oo-ui-labelWidget' ] );
	}

	/** @inheritDoc */
	public function getConfig( &$config ) {
	if ( $this->input !== null ) {
	$config['input'] = $this->input;
	}
	return parent::getConfig( $config );
	}
	}