WordPress/wp-includes/customize/class-wp-customize-image-control.php

<?php
/**
 * Customize API: WP_Customize_Image_Control class
 *
 * @package WordPress
 * @subpackage Customize
 * @since 4.4.0
 */

/**
 * Customize Image Control class.
 *
 * @since 3.4.0
 *
 * @see WP_Customize_Upload_Control
 */
class WP_Customize_Image_Control extends WP_Customize_Upload_Control {
	public $type = 'image';
	public $mime_type = 'image';

	/**
	 * Constructor.
	 *
	 * @since 3.4.0
	 * @uses WP_Customize_Upload_Control::__construct()
	 *
	 * @param WP_Customize_Manager $manager Customizer bootstrap instance.
	 * @param string               $id      Control ID.
	 * @param array                $args    Optional. Arguments to override class property defaults.
	 */
	public function __construct( $manager, $id, $args = array() ) {
		parent::__construct( $manager, $id, $args );

		$this->button_labels = wp_parse_args( $this->button_labels, array(
			'select'       => __( 'Select Image' ),
			'change'       => __( 'Change Image' ),
			'remove'       => __( 'Remove' ),
			'default'      => __( 'Default' ),
			'placeholder'  => __( 'No image selected' ),
			'frame_title'  => __( 'Select Image' ),
			'frame_button' => __( 'Choose Image' ),
		) );
	}

	/**
	 * @since 3.4.2
	 * @deprecated 4.1.0
	 */
	public function prepare_control() {}

	/**
	 * @since 3.4.0
	 * @deprecated 4.1.0
	 *
	 * @param string $id
	 * @param string $label
	 * @param mixed $callback
	 */
	public function add_tab( $id, $label, $callback ) {
		_deprecated_function( __METHOD__, '4.1.0' );
    }

	/**
	 * @since 3.4.0
	 * @deprecated 4.1.0
	 *
	 * @param string $id
	 */
	public function remove_tab( $id ) {
		_deprecated_function( __METHOD__, '4.1.0' );
    }

	/**
	 * @since 3.4.0
	 * @deprecated 4.1.0
	 *
	 * @param string $url
	 * @param string $thumbnail_url
	 */
	public function print_tab_image( $url, $thumbnail_url = null ) {
		_deprecated_function( __METHOD__, '4.1.0' );
    }
}