129 lines
3.3 KiB
JavaScript
129 lines
3.3 KiB
JavaScript
/**
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* Theme functions file
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*
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* Contains handlers for navigation, accessibility, header sizing
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* footer widgets and Featured Content slider
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*
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*/
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( function( $ ) {
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var body = $( 'body' ),
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_window = $( window );
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// Enable menu toggle for small screens.
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( function() {
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var nav = $( '#primary-navigation' ), button, menu;
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if ( ! nav ) {
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return;
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}
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button = nav.find( '.menu-toggle' );
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if ( ! button ) {
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return;
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}
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// Hide button if menu is missing or empty.
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menu = nav.find( '.nav-menu' );
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if ( ! menu || ! menu.children().length ) {
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button.hide();
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return;
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}
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$( '.menu-toggle' ).on( 'click.twentyfourteen', function() {
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nav.toggleClass( 'toggled-on' );
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} );
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} )();
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/*
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* Makes "skip to content" link work correctly in IE9 and Chrome for better
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* accessibility.
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*
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* @link http://www.nczonline.net/blog/2013/01/15/fixing-skip-to-content-links/
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*/
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_window.on( 'hashchange.twentyfourteen', function() {
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var element = document.getElementById( location.hash.substring( 1 ) );
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if ( element ) {
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if ( ! /^(?:a|select|input|button|textarea)$/i.test( element.tagName ) ) {
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element.tabIndex = -1;
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}
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element.focus();
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// Repositions the window on jump-to-anchor to account for header height.
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window.scrollBy( 0, -80 );
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}
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} );
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$( function() {
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// Search toggle.
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$( '.search-toggle' ).on( 'click.twentyfourteen', function( event ) {
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var that = $( this ),
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wrapper = $( '.search-box-wrapper' );
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that.toggleClass( 'active' );
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wrapper.toggleClass( 'hide' );
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if ( that.is( '.active' ) || $( '.search-toggle .screen-reader-text' )[0] === event.target ) {
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wrapper.find( '.search-field' ).focus();
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}
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} );
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/*
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* Fixed header for large screen.
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* If the header becomes more than 48px tall, unfix the header.
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*
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* The callback on the scroll event is only added if there is a header
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* image and we are not on mobile.
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*/
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if ( _window.width() > 781 ) {
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var mastheadHeight = $( '#masthead' ).height(),
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toolbarOffset, mastheadOffset;
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if ( mastheadHeight > 48 ) {
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body.removeClass( 'masthead-fixed' );
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}
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if ( body.is( '.header-image' ) ) {
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toolbarOffset = body.is( '.admin-bar' ) ? $( '#wpadminbar' ).height() : 0;
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mastheadOffset = $( '#masthead' ).offset().top - toolbarOffset;
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_window.on( 'scroll.twentyfourteen', function() {
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if ( ( window.scrollY > mastheadOffset ) && ( mastheadHeight < 49 ) ) {
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body.addClass( 'masthead-fixed' );
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} else {
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body.removeClass( 'masthead-fixed' );
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}
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} );
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}
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}
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// Focus styles for menus.
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$( '.primary-navigation, .secondary-navigation' ).find( 'a' ).on( 'focus.twentyfourteen blur.twentyfourteen', function() {
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$( this ).parents().toggleClass( 'focus' );
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} );
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} );
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_window.load( function() {
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// Arrange footer widgets vertically.
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if ( $.isFunction( $.fn.masonry ) ) {
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$( '#footer-sidebar' ).masonry( {
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itemSelector: '.widget',
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columnWidth: function( containerWidth ) {
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return containerWidth / 4;
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},
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gutterWidth: 0,
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isResizable: true,
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isRTL: $( 'body' ).is( '.rtl' )
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} );
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}
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// Initialize Featured Content slider.
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if ( body.is( '.slider' ) ) {
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$( '.featured-content' ).featuredslider( {
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selector: '.featured-content-inner > article',
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controlsContainer: '.featured-content'
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} );
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}
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} );
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} )( jQuery );
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