3 * Implement an optional custom header for Twenty Twelve
5 * See http://codex.wordpress.org/Custom_Headers
8 * @subpackage Twenty_Twelve
9 * @since Twenty Twelve 1.0
13 * Set up the WordPress core custom header arguments and settings.
15 * @uses add_theme_support() to register support for 3.4 and up.
16 * @uses twentytwelve_header_style() to style front-end.
17 * @uses twentytwelve_admin_header_style() to style wp-admin form.
18 * @uses twentytwelve_admin_header_image() to add custom markup to wp-admin form.
20 * @since Twenty Twelve 1.0
22 function twentytwelve_custom_header_setup() {
24 // Text color and image (empty to use none).
25 'default-text-color' => '515151',
26 'default-image' => '',
28 // Set height and width, with a maximum value for the width.
33 // Support flexible height and width.
34 'flex-height' => true,
37 // Random image rotation off by default.
38 'random-default' => false,
40 // Callbacks for styling the header and the admin preview.
41 'wp-head-callback' => 'twentytwelve_header_style',
42 'admin-head-callback' => 'twentytwelve_admin_header_style',
43 'admin-preview-callback' => 'twentytwelve_admin_header_image',
46 add_theme_support( 'custom-header', $args );
48 add_action( 'after_setup_theme', 'twentytwelve_custom_header_setup' );
51 * Load our special font CSS file.
53 * @since Twenty Twelve 1.2
55 function twentytwelve_custom_header_fonts() {
56 $font_url = twentytwelve_get_font_url();
57 if ( ! empty( $font_url ) )
58 wp_enqueue_style( 'twentytwelve-fonts', esc_url_raw( $font_url ), array(), null );
60 add_action( 'admin_print_styles-appearance_page_custom-header', 'twentytwelve_custom_header_fonts' );
63 * Style the header text displayed on the blog.
65 * get_header_textcolor() options: 515151 is default, hide text (returns 'blank'), or any hex value.
67 * @since Twenty Twelve 1.0
69 function twentytwelve_header_style() {
70 $text_color = get_header_textcolor();
72 // If no custom options for text are set, let's bail
73 if ( $text_color == get_theme_support( 'custom-header', 'default-text-color' ) )
76 // If we get this far, we have custom styles.
78 <style type="text/css" id="twentytwelve-header-css">
80 // Has the text been hidden?
81 if ( ! display_header_text() ) :
86 clip: rect(1px 1px 1px 1px); /* IE7 */
87 clip: rect(1px, 1px, 1px, 1px);
90 // If the user has set a custom color for the text, use that.
95 color: #<?php echo $text_color; ?>;
103 * Style the header image displayed on the Appearance > Header admin panel.
105 * @since Twenty Twelve 1.0
107 function twentytwelve_admin_header_style() {
109 <style type="text/css" id="twentytwelve-admin-header-css">
110 .appearance_page_custom-header #headimg {
112 font-family: "Open Sans", Helvetica, Arial, sans-serif;
116 line-height: 1.84615;
125 text-decoration: none;
127 #headimg h1 a:hover {
128 color: #21759b !important; /* Has to override custom inline style. */
136 max-width: <?php echo get_theme_support( 'custom-header', 'max-width' ); ?>px;
143 * Output markup to be displayed on the Appearance > Header admin panel.
145 * This callback overrides the default markup displayed there.
147 * @since Twenty Twelve 1.0
149 function twentytwelve_admin_header_image() {
153 if ( ! display_header_text() )
154 $style = ' style="display:none;"';
156 $style = ' style="color:#' . get_header_textcolor() . ';"';
158 <h1 class="displaying-header-text"><a id="name"<?php echo $style; ?> onclick="return false;" href="<?php echo esc_url( home_url( '/' ) ); ?>"><?php bloginfo( 'name' ); ?></a></h1>
159 <h2 id="desc" class="displaying-header-text"<?php echo $style; ?>><?php bloginfo( 'description' ); ?></h2>
160 <?php $header_image = get_header_image();
161 if ( ! empty( $header_image ) ) : ?>
162 <img src="<?php echo esc_url( $header_image ); ?>" class="header-image" width="<?php echo get_custom_header()->width; ?>" height="<?php echo get_custom_header()->height; ?>" alt="" />