mirror of
https://github.com/WordPress/WordPress.git
synced 2024-08-29 00:59:41 +02:00
Follow-up to [50001], [50270], [50367], [50383], [50410], [50420], [50429], [50547]. Props chaion07, Clorith, costdev, desrosj, malthert, peterwilsoncc, presskopp, promz, sabernhardt, SergeyBiryukov, toro_unit, wpnomad. Fixes #51519. Built from https://develop.svn.wordpress.org/trunk@52285 git-svn-id: http://core.svn.wordpress.org/trunk@51877 1a063a9b-81f0-0310-95a4-ce76da25c4cd
135 lines
4.4 KiB
JavaScript
135 lines
4.4 KiB
JavaScript
/* global screenReaderText */
|
|
/**
|
|
* Theme functions file.
|
|
*
|
|
* Contains handlers for navigation and widget area.
|
|
*/
|
|
|
|
( function( $ ) {
|
|
var $body, $window, $sidebar, resizeTimer,
|
|
secondary, button;
|
|
|
|
function initMainNavigation( container ) {
|
|
// Add dropdown toggle that display child menu items.
|
|
container.find( '.menu-item-has-children > a' ).after( '<button class="dropdown-toggle" aria-expanded="false">' + screenReaderText.expand + '</button>' );
|
|
|
|
// Toggle buttons and submenu items with active children menu items.
|
|
container.find( '.current-menu-ancestor > button' ).addClass( 'toggle-on' );
|
|
container.find( '.current-menu-ancestor > .sub-menu' ).addClass( 'toggled-on' );
|
|
|
|
container.find( '.dropdown-toggle' ).on( 'click', function( e ) {
|
|
var _this = $( this );
|
|
e.preventDefault();
|
|
_this.toggleClass( 'toggle-on' );
|
|
_this.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 );
|
|
} );
|
|
}
|
|
initMainNavigation( $( '.main-navigation' ) );
|
|
|
|
// Re-initialize the main navigation when it is updated, persisting any existing submenu expanded states.
|
|
$( document ).on( 'customize-preview-menu-refreshed', function( e, params ) {
|
|
if ( 'primary' === params.wpNavMenuArgs.theme_location ) {
|
|
initMainNavigation( params.newContainer );
|
|
|
|
// Re-sync expanded states from oldContainer.
|
|
params.oldContainer.find( '.dropdown-toggle.toggle-on' ).each(function() {
|
|
var containerId = $( this ).parent().prop( 'id' );
|
|
$( params.newContainer ).find( '#' + containerId + ' > .dropdown-toggle' ).triggerHandler( 'click' );
|
|
});
|
|
}
|
|
});
|
|
|
|
secondary = $( '#secondary' );
|
|
button = $( '.site-branding' ).find( '.secondary-toggle' );
|
|
|
|
// Enable menu toggle for small screens.
|
|
( function() {
|
|
var menu, widgets, social;
|
|
if ( ! secondary.length || ! button.length ) {
|
|
return;
|
|
}
|
|
|
|
// Hide button if there are no widgets and the menus are missing or empty.
|
|
menu = secondary.find( '.nav-menu' );
|
|
widgets = secondary.find( '#widget-area' );
|
|
social = secondary.find( '#social-navigation' );
|
|
if ( ! widgets.length && ! social.length && ( ! menu.length || ! menu.children().length ) ) {
|
|
button.hide();
|
|
return;
|
|
}
|
|
|
|
button.on( 'click.twentyfifteen', function() {
|
|
secondary.toggleClass( 'toggled-on' );
|
|
secondary.trigger( 'resize' );
|
|
$( this ).toggleClass( 'toggled-on' );
|
|
if ( $( this, secondary ).hasClass( 'toggled-on' ) ) {
|
|
$( this ).attr( 'aria-expanded', 'true' );
|
|
secondary.attr( 'aria-expanded', 'true' );
|
|
} else {
|
|
$( this ).attr( 'aria-expanded', 'false' );
|
|
secondary.attr( 'aria-expanded', 'false' );
|
|
}
|
|
} );
|
|
} )();
|
|
|
|
/**
|
|
* 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 Fifteen 1.1
|
|
*/
|
|
function onResizeARIA() {
|
|
if ( 955 > $window.width() ) {
|
|
button.attr( 'aria-expanded', 'false' );
|
|
secondary.attr( 'aria-expanded', 'false' );
|
|
button.attr( 'aria-controls', 'secondary' );
|
|
} else {
|
|
button.removeAttr( 'aria-expanded' );
|
|
secondary.removeAttr( 'aria-expanded' );
|
|
button.removeAttr( 'aria-controls' );
|
|
}
|
|
}
|
|
|
|
// Sidebar scrolling.
|
|
function resizeAndScroll() {
|
|
var windowPos = $window.scrollTop(),
|
|
windowHeight = $window.height(),
|
|
sidebarHeight = $sidebar.height(),
|
|
bodyHeight = $body.height();
|
|
|
|
if( 955 < $window.width() && bodyHeight > sidebarHeight && ( windowPos + windowHeight ) >= sidebarHeight ) {
|
|
$sidebar.css({
|
|
position: 'fixed',
|
|
bottom: sidebarHeight > windowHeight ? 0 : 'auto'
|
|
});
|
|
} else {
|
|
$sidebar.css('position', 'relative');
|
|
}
|
|
}
|
|
|
|
$( function() {
|
|
$body = $( document.body );
|
|
$window = $( window );
|
|
$sidebar = $( '#sidebar' ).first();
|
|
|
|
$window
|
|
.on( 'scroll.twentyfifteen', resizeAndScroll )
|
|
.on( 'load.twentyfifteen', onResizeARIA )
|
|
.on( 'resize.twentyfifteen', function() {
|
|
clearTimeout( resizeTimer );
|
|
resizeTimer = setTimeout( resizeAndScroll, 500 );
|
|
onResizeARIA();
|
|
} );
|
|
$sidebar.on( 'click.twentyfifteen keydown.twentyfifteen', 'button', resizeAndScroll );
|
|
|
|
for ( var i = 0; i < 6; i++ ) {
|
|
setTimeout( resizeAndScroll, 100 * i );
|
|
}
|
|
} );
|
|
|
|
} )( jQuery );
|