<?php
add_filter( 'cmb_meta_boxes', 'cmb_sample_metaboxes' );
function cmb_sample_metaboxes( array $meta_boxes ) {
	$prefix = '_biz_cmb_'.wp_get_theme().'_';
	$meta_boxes['bizid_home_page'] = array(
		'id'         => 'bizid_home_page',
		'title'      => __( 'Home Page', 'cmb' ),
		'pages'      => array( 'page', ), // Post type
		'context'    => 'normal',
		'priority'   => 'high',
		'show_names' => true, // Show field names on the left
		'show_on'    => array( 'key' => 'id', 'value' => array( 2, ), ), // Specific post IDs to display this metabox
		'fields'     => array(
			array(
				'name' => __( 'Title Text', 'cmb' ),
				'desc' => __( 'field description (optional)', 'cmb' ),
				'id'   => $prefix . 'home_title',
				'type' => 'text',
			),
		)
	);
	return $meta_boxes;
}
?>