WordPress/wp-content/themes/twentyfifteen/js/functions.js

50 lines
1.6 KiB
JavaScript

/* global screenReaderText */
/**
* Theme functions file
*
* Contains handlers for navigation and widget area.
*/
( function( $ ) {
$( 'html' ).removeClass( 'no-js' );
// Add dropdown toggle that display child menu items.
$( '.main-navigation .page_item_has_children > a, .main-navigation .menu-item-has-children > a' ).append( '<button class="dropdown-toggle" aria-expanded="false">' + screenReaderText.expand + '</button>' );
$( '.dropdown-toggle' ).click( function( e ) {
var _this = $( this );
e.preventDefault();
_this.toggleClass( 'toggle-on' );
_this.parent().next( '.children, .sub-menu' ).toggleClass( 'toggled-on' );
_this.attr( 'aria-expanded', _this.attr( 'aria-expanded' ) === 'false' ? 'true' : 'false' );
_this.html( _this.html() === screenReaderText.expand ? screenReaderText.collapse : screenReaderText.expand );
} );
// Enable menu toggle for small screens.
( function() {
var secondary = $( '#secondary' ), button, menu, widgets, social;
if ( ! secondary ) {
return;
}
button = $( '.site-branding' ).find( '.secondary-toggle' );
if ( ! button ) {
return;
}
// Hide button if there is no widgets and menu is missing or empty.
menu = secondary.find( '.nav-menu' );
widgets = secondary.find( '#widget-area' );
social = secondary.find( '#social-navigation' );
if ( ! widgets.length && ! social.length && ( ! menu || ! menu.children().length ) ) {
button.hide();
return;
}
button.on( 'click.twentyfifteen', function() {
secondary.toggleClass( 'toggled-on' );
secondary.trigger( 'resize' );
$( this ).toggleClass( 'toggled-on' );
} );
} )();
} )( jQuery );