94 PART II • Designing and Developing WordPress Themes
// Theme setup
add_action( 'after_setup_theme', 'simpleblog_themesetup' );
function simpleblog_themesetup() {// Automatic feed links
add_theme_support( 'automatic-feed-links' );// Add nav menus function to "init" hook
add_action( 'init', 'simpleblog_register_menus' );// Add sidebars function to "widgets_init" hook
add_action( 'widgets_init', 'simpleblog_register_sidebars' );// Queue JavaScript files on "wp_enqueue_scripts" hook
add_action( 'wp_enqueue_scripts', 'simpleblog_load_scripts' );}// Register menus
function simpleblog_register_menus() {
register_nav_menus(
array(
'top-navigation' => 'Top navigation',
'bottom-navigation' => 'Bottom navigation'
)
);
}
// Register widget areas
function simpleblog_register_sidebars() {
// Right column widget area
register_sidebar( array(
'name' => 'Right column',
'id' => 'right-column',
'before_widget' => '<li id="%1$s" class="widget-container %2$s">',
'after_widget' => '</li>',
'before_title' => '<h3 class="widget-title">',
'after_title' => '</h3>',
) );
}
// Queue JavaScripts
function simpleblog_load_scripts() {
// Queue JavaScript for threaded comments if enabled
if ( is_singular() && get_option( 'thread_comments' ) && comments_open() )
wp_enqueue_script( 'comment-reply' );
}
?>First of all, $content_width tells WordPress what the basic width for the content is in
pixels, which is 500 pixels in this case. This is important because this value is what the