*/
( function( $ ) {
var body = $( 'body' ),
- _window = $( window );
+ _window = $( window ),
+ nav, button, menu;
+
+ nav = $( '#primary-navigation' );
+ button = nav.find( '.menu-toggle' );
+ menu = nav.find( '.nav-menu' );
// Enable menu toggle for small screens.
( function() {
- var nav = $( '#primary-navigation' ), button, menu;
- if ( ! nav ) {
- return;
- }
-
- button = nav.find( '.menu-toggle' );
- if ( ! button ) {
+ if ( ! nav || ! button ) {
return;
}
// Hide button if menu is missing or empty.
- menu = nav.find( '.nav-menu' );
if ( ! menu || ! menu.children().length ) {
button.hide();
return;
}
- $( '.menu-toggle' ).on( 'click.twentyfourteen', function() {
+ button.on( 'click.twentyfourteen', function() {
nav.toggleClass( 'toggled-on' );
+ if ( nav.hasClass( 'toggled-on' ) ) {
+ $( this ).attr( 'aria-expanded', 'true' );
+ menu.attr( 'aria-expanded', 'true' );
+ } else {
+ $( this ).attr( 'aria-expanded', 'false' );
+ menu.attr( 'aria-expanded', 'false' );
+ }
} );
} )();
* @link http://www.nczonline.net/blog/2013/01/15/fixing-skip-to-content-links/
*/
_window.on( 'hashchange.twentyfourteen', function() {
- var element = document.getElementById( location.hash.substring( 1 ) );
+ var hash = location.hash.substring( 1 ), element;
+
+ if ( ! hash ) {
+ return;
+ }
+
+ element = document.getElementById( hash );
if ( element ) {
if ( ! /^(?:a|select|input|button|textarea)$/i.test( element.tagName ) ) {
// Search toggle.
$( '.search-toggle' ).on( 'click.twentyfourteen', function( event ) {
var that = $( this ),
- wrapper = $( '.search-box-wrapper' );
+ wrapper = $( '#search-container' ),
+ container = that.find( 'a' );
that.toggleClass( 'active' );
wrapper.toggleClass( 'hide' );
+ if ( that.hasClass( 'active' ) ) {
+ container.attr( 'aria-expanded', 'true' );
+ } else {
+ container.attr( 'aria-expanded', 'false' );
+ }
+
if ( that.is( '.active' ) || $( '.search-toggle .screen-reader-text' )[0] === event.target ) {
wrapper.find( '.search-field' ).focus();
}
mastheadOffset = $( '#masthead' ).offset().top - toolbarOffset;
_window.on( 'scroll.twentyfourteen', function() {
- if ( ( window.scrollY > mastheadOffset ) && ( mastheadHeight < 49 ) ) {
+ if ( _window.scrollTop() > mastheadOffset && mastheadHeight < 49 ) {
body.addClass( 'masthead-fixed' );
} else {
body.removeClass( 'masthead-fixed' );
} );
} );
+ /**
+ * @summary Add or remove ARIA attributes.
+ * Uses jQuery's width() function to determine the size of the window and add
+ * the default ARIA attributes for the menu toggle if it's visible.
+ * @since Twenty Fourteen 1.4
+ */
+ function onResizeARIA() {
+ if ( 781 > _window.width() ) {
+ button.attr( 'aria-expanded', 'false' );
+ menu.attr( 'aria-expanded', 'false' );
+ button.attr( 'aria-controls', 'primary-menu' );
+ } else {
+ button.removeAttr( 'aria-expanded' );
+ menu.removeAttr( 'aria-expanded' );
+ button.removeAttr( 'aria-controls' );
+ }
+ }
+
+ _window
+ .on( 'load.twentyfourteen', onResizeARIA )
+ .on( 'resize.twentyfourteen', function() {
+ onResizeARIA();
+ } );
+
_window.load( function() {
// Arrange footer widgets vertically.
if ( $.isFunction( $.fn.masonry ) ) {