Header screen. * @type string $admin_preview_callback Callback function used to create the custom header markup in * the Appearance > Header screen. * } */ add_theme_support( 'custom-header', apply_filters( 'twentyfourteen_custom_header_args', array( 'default-text-color' => 'fff', 'width' => 1260, 'height' => 240, 'flex-height' => true, 'wp-head-callback' => 'twentyfourteen_header_style', 'admin-head-callback' => 'twentyfourteen_admin_header_style', 'admin-preview-callback' => 'twentyfourteen_admin_header_image', ) ) ); } add_action( 'after_setup_theme', 'twentyfourteen_custom_header_setup' ); if ( ! function_exists( 'twentyfourteen_header_style' ) ) : /** * Styles the header image and text displayed on the blog * * @see twentyfourteen_custom_header_setup(). * */ function twentyfourteen_header_style() { $header_text_color = get_header_textcolor(); // If no custom options for text are set, let's bail // $header_text_color options: HEADER_TEXTCOLOR is default, hide text (returns 'blank') or any hex value if ( HEADER_TEXTCOLOR == $header_text_color ) return; // If we get this far, we have custom styles. Let's do this. ?> Header screen. * * @see twentyfourteen_custom_header_setup() * * @since Twenty Fourteen 1.0 */ function twentyfourteen_admin_header_style() { ?> Header screen. * * @see twentyfourteen_custom_header_setup() * * @since Twenty Fourteen 1.0 */ function twentyfourteen_admin_header_image() { ?>