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-_enqueues_lib_nav-menu.js.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>Documentation Source: _enqueues/lib/nav-menu.js</title>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/sunlight.default.css">
<link type="text/css" rel="stylesheet" href="styles/site.united.css">
</head>
<body>
<div class="navbar navbar-default navbar-fixed-top ">
<div class="container">
<div class="navbar-header">
<a class="navbar-brand" href="index.html">Documentation</a>
<button class="navbar-toggle" type="button" data-toggle="collapse" data-target="#topNavigation">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
</div>
<div class="navbar-collapse collapse" id="topNavigation">
<ul class="nav navbar-nav">
<li class="dropdown">
<a href="namespaces.list.html" class="dropdown-toggle" data-toggle="dropdown">Namespaces<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li><a href="addComment.html">addComment</a></li><li><a href="commentsBox.html">commentsBox</a></li><li><a href="findPosts.html">findPosts</a></li><li><a href="imageEdit.html">imageEdit</a></li><li><a href="inlineEditPost.html">inlineEditPost</a></li><li><a href="inlineEditTax.html">inlineEditTax</a></li><li><a href="postboxes.html">postboxes</a></li><li><a href="switchEditors.html">switchEditors</a></li><li><a href="wp.html">wp</a></li><li><a href="wp.a11y.html">wp.a11y</a></li><li><a href="wp.api.html">wp.api</a></li><li><a href="wp.api.collections.html">wp.api.collections</a></li><li><a href="wp.api.models.html">wp.api.models</a></li><li><a href="wp.api.utils.html">wp.api.utils</a></li><li><a href="wp.api.views.html">wp.api.views</a></li><li><a href="wp.Backbone.html">wp.Backbone</a></li><li><a href="wp.codeEditor.html">wp.codeEditor</a></li><li><a href="wp.communityEvents.html">wp.communityEvents</a></li><li><a href="wp.customHtmlWidget.html">wp.customHtmlWidget</a></li><li><a href="wp.customize.html">wp.customize</a></li><li><a href="wp.customize.HeaderTool.html">wp.customize.HeaderTool</a></li><li><a href="wp.customize.Menus.html">wp.customize.Menus</a></li><li><a href="wp.customize.navMenusPreview.html">wp.customize.navMenusPreview</a></li><li><a href="wp.customize.selectiveRefresh.html">wp.customize.selectiveRefresh</a></li><li><a href="wp.customize.utils.html">wp.customize.utils</a></li><li><a href="wp.customize.Widgets.html">wp.customize.Widgets</a></li><li><a href="wp.customize.widgetsPreview.html">wp.customize.widgetsPreview</a></li><li><a href="wp.emoji.html">wp.emoji</a></li><li><a href="wp.heartbeat.html">wp.heartbeat</a></li><li><a href="wp.media.html">wp.media</a></li><li><a href="wp.media.audio.html">wp.media.audio</a></li><li><a href="wp.media.controller.html">wp.media.controller</a></li><li><a href="wp.media.editor.html">wp.media.editor</a></li><li><a href="wp.media.editor.send.html">wp.media.editor.send</a></li><li><a href="wp.media.featuredImage.html">wp.media.featuredImage</a></li><li><a href="wp.media.frames.html">wp.media.frames</a></li><li><a href="wp.media.model.html">wp.media.model</a></li><li><a href="wp.media.model.Attachments.filters.html">wp.media.model.Attachments.filters</a></li><li><a href="wp.media.string.html">wp.media.string</a></li><li><a href="wp.media.video.html">wp.media.video</a></li><li><a href="wp.media.view.html">wp.media.view</a></li><li><a href="wp.mediaWidgets.html">wp.mediaWidgets</a></li><li><a href="wp.passwordStrength.html">wp.passwordStrength</a></li><li><a href="wp.textWidgets.html">wp.textWidgets</a></li><li><a href="wp.updates.html">wp.updates</a></li><li><a href="wp.utils.html">wp.utils</a></li><li><a href="wpNavMenu.html">wpNavMenu</a></li>
</ul>
</li>
<li class="dropdown">
<a href="classes.list.html" class="dropdown-toggle" data-toggle="dropdown">Classes<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li><a href="-_.html"></a></li><li><a href="$.widget.wp.pointer.html">$.widget.wp.pointer</a></li><li><a href="$.widget.wp.wpColorPicker.html">$.widget.wp.wpColorPicker</a></li><li><a href="Heading.html">Heading</a></li><li><a href="wp.Backbone.Subviews.html">wp.Backbone.Subviews</a></li><li><a href="wp.BaseHandler.html">wp.BaseHandler</a></li><li><a href="wp.CustomHeader.html">wp.CustomHeader</a></li><li><a href="wp.customHtmlWidgets.CustomHtmlWidgetControl.html">wp.customHtmlWidgets.CustomHtmlWidgetControl</a></li><li><a href="wp.customize.BackgroundControl.html">wp.customize.BackgroundControl</a></li><li><a href="wp.customize.BackgroundPositionControl.html">wp.customize.BackgroundPositionControl</a></li><li><a href="wp.customize.CodeEditorControl.html">wp.customize.CodeEditorControl</a></li><li><a href="wp.customize.ColorControl.html">wp.customize.ColorControl</a></li><li><a href="wp.customize.Control.html">wp.customize.Control</a></li><li><a href="wp.customize.CroppedImageControl.html">wp.customize.CroppedImageControl</a></li><li><a href="wp.customize.DateTimeControl.html">wp.customize.DateTimeControl</a></li><li><a href="wp.customize.Element.html">wp.customize.Element</a></li><li><a href="wp.customize.HeaderControl.html">wp.customize.HeaderControl</a></li><li><a href="wp.customize.HeaderTool.ChoiceList.html">wp.customize.HeaderTool.ChoiceList</a></li><li><a href="wp.customize.HeaderTool.ChoiceListView.html">wp.customize.HeaderTool.ChoiceListView</a></li><li><a href="wp.customize.HeaderTool.ChoiceView.html">wp.customize.HeaderTool.ChoiceView</a></li><li><a href="wp.customize.HeaderTool.CombinedList.html">wp.customize.HeaderTool.CombinedList</a></li><li><a href="wp.customize.HeaderTool.CurrentView.html">wp.customize.HeaderTool.CurrentView</a></li><li><a href="wp.customize.HeaderTool.DefaultsList.html">wp.customize.HeaderTool.DefaultsList</a></li><li><a href="wp.customize.HeaderTool.ImageModel.html">wp.customize.HeaderTool.ImageModel</a></li><li><a href="wp.customize.ImageControl.html">wp.customize.ImageControl</a></li><li><a href="wp.customize.Loader.html">wp.customize.Loader</a></li><li><a href="wp.customize.MediaControl.html">wp.customize.MediaControl</a></li><li><a href="wp.customize.Menus.AvailableItemCollection.html">wp.customize.Menus.AvailableItemCollection</a></li><li><a href="wp.customize.Menus.AvailableItemModel.html">wp.customize.Menus.AvailableItemModel</a></li><li><a href="wp.customize.Menus.AvailableMenuItemsPanelView.html">wp.customize.Menus.AvailableMenuItemsPanelView</a></li><li><a href="wp.customize.Menus.MenuAutoAddControl.html">wp.customize.Menus.MenuAutoAddControl</a></li><li><a href="wp.customize.Menus.MenuControl.html">wp.customize.Menus.MenuControl</a></li><li><a href="wp.customize.Menus.MenuItemControl.html">wp.customize.Menus.MenuItemControl</a></li><li><a href="wp.customize.Menus.MenuLocationControl.html">wp.customize.Menus.MenuLocationControl</a></li><li><a href="wp.customize.Menus.MenuLocationsControl.html">wp.customize.Menus.MenuLocationsControl</a></li><li><a href="wp.customize.Menus.MenuNameControl.html">wp.customize.Menus.MenuNameControl</a></li><li><a href="wp.customize.Menus.MenuSection.html">wp.customize.Menus.MenuSection</a></li><li><a href="wp.customize.Menus.MenusPanel.html">wp.customize.Menus.MenusPanel</a></li><li><a href="wp.customize.Menus.NewMenuSection.html">wp.customize.Menus.NewMenuSection</a></li><li><a href="wp.customize.Messenger.html">wp.customize.Messenger</a></li><li><a href="wp.customize.navMenusPreview.NavMenuInstancePartial.html">wp.customize.navMenusPreview.NavMenuInstancePartial</a></li><li><a href="wp.customize.Notification.html">wp.customize.Notification</a></li><li><a href="wp.customize.Notifications.html">wp.customize.Notifications</a></li><li><a href="wp.customize.OuterSection.html">wp.customize.OuterSection</a></li><li><a href="wp.customize.OverlayNotification.html">wp.customize.OverlayNotification</a></li><li><a href="wp.customize.Panel.html">wp.customize.Panel</a></li><li><a href="wp.customize.Preview.html">wp.customize.Preview</a></li><li><a href="wp.customize.Previewer.html">wp.customize.Previewer</a></li><li><a href="wp.customize.PreviewFrame.html">wp.customize.PreviewFrame</a></li><li><a href="wp.customize.PreviewLinkControl.html">wp.customize.PreviewLinkControl</a></li><li><a href="wp.customize.Section.html">wp.customize.Section</a></li><li><a href="wp.customize.selectiveRefresh.Partial.html">wp.customize.selectiveRefresh.Partial</a></li><li><a href="wp.customize.selectiveRefresh.Placement.html">wp.customize.selectiveRefresh.Placement</a></li><li><a href="wp.customize.Setting.html">wp.customize.Setting</a></li><li><a href="wp.customize.SiteIconControl.html">wp.customize.SiteIconControl</a></li><li><a href="wp.customize.ThemeControl.html">wp.customize.ThemeControl</a></li><li><a href="wp.customize.ThemesPanel.html">wp.customize.ThemesPanel</a></li><li><a href="wp.customize.ThemesSection.html">wp.customize.ThemesSection</a></li><li><a href="wp.customize.UploadControl.html">wp.customize.UploadControl</a></li><li><a href="wp.customize.Value.html">wp.customize.Value</a></li><li><a href="wp.customize.Values.html">wp.customize.Values</a></li><li><a href="wp.customize.Widgets.AvailableWidgetsPanelView.html">wp.customize.Widgets.AvailableWidgetsPanelView</a></li><li><a href="wp.customize.Widgets.SidebarCollection.html">wp.customize.Widgets.SidebarCollection</a></li><li><a href="wp.customize.Widgets.SidebarControl.html">wp.customize.Widgets.SidebarControl</a></li><li><a href="wp.customize.Widgets.SidebarModel.html">wp.customize.Widgets.SidebarModel</a></li><li><a href="wp.customize.Widgets.SidebarSection.html">wp.customize.Widgets.SidebarSection</a></li><li><a href="wp.customize.Widgets.WidgetCollection.html">wp.customize.Widgets.WidgetCollection</a></li><li><a href="wp.customize.Widgets.WidgetControl.html">wp.customize.Widgets.WidgetControl</a></li><li><a href="wp.customize.Widgets.WidgetModel.html">wp.customize.Widgets.WidgetModel</a></li><li><a href="wp.customize.Widgets.WidgetsPanel.html">wp.customize.Widgets.WidgetsPanel</a></li><li><a href="wp.customize.widgetsPreview.SidebarPartial.html">wp.customize.widgetsPreview.SidebarPartial</a></li><li><a href="wp.customize.widgetsPreview.WidgetPartial.html">wp.customize.widgetsPreview.WidgetPartial</a></li><li><a href="wp.customize-Container.html">wp.customize~Container</a></li><li><a href="wp.customize-LockedNotification.html">wp.customize~LockedNotification</a></li><li><a href="wp.media.collection.html">wp.media.collection</a></li><li><a href="wp.media.controller.AudioDetails.html">wp.media.controller.AudioDetails</a></li><li><a href="wp.media.controller.CollectionAdd.html">wp.media.controller.CollectionAdd</a></li><li><a href="wp.media.controller.CollectionEdit.html">wp.media.controller.CollectionEdit</a></li><li><a href="wp.media.controller.Cropper.html">wp.media.controller.Cropper</a></li><li><a href="wp.media.controller.CustomizeImageCropper.html">wp.media.controller.CustomizeImageCropper</a></li><li><a href="wp.media.controller.EditAttachmentMetadata.html">wp.media.controller.EditAttachmentMetadata</a></li><li><a href="wp.media.controller.EditImage.html">wp.media.controller.EditImage</a></li><li><a href="wp.media.controller.Embed.html">wp.media.controller.Embed</a></li><li><a href="wp.media.controller.FeaturedImage.html">wp.media.controller.FeaturedImage</a></li><li><a href="wp.media.controller.GalleryAdd.html">wp.media.controller.GalleryAdd</a></li><li><a href="wp.media.controller.GalleryEdit.html">wp.media.controller.GalleryEdit</a></li><li><a href="wp.media.controller.ImageDetails.html">wp.media.controller.ImageDetails</a></li><li><a href="wp.media.controller.Library.html">wp.media.controller.Library</a></li><li><a href="wp.media.controller.Region.html">wp.media.controller.Region</a></li><li><a href="wp.media.controller.ReplaceImage.html">wp.media.controller.ReplaceImage</a></li><li><a href="wp.media.controller.SiteIconCropper.html">wp.media.controller.SiteIconCropper</a></li><li><a href="wp.media.controller.State.html">wp.media.controller.State</a></li><li><a href="wp.media.model.Attachment.html">wp.media.model.Attachment</a></li><li><a href="wp.media.model.Attachments.html">wp.media.model.Attachments</a></li><li><a href="wp.media.model.PostImage.html">wp.media.model.PostImage</a></li><li><a href="wp.media.model.PostMedia.html">wp.media.model.PostMedia</a></li><li><a href="wp.media.model.Query.html">wp.media.model.Query</a></li><li><a href="wp.media.model.Selection.html">wp.media.model.Selection</a></li><li><a href="wp.media.View_.html">wp.media.View</a></li><li><a href="wp.media.view.Attachment.html">wp.media.view.Attachment</a></li><li><a href="wp.media.view.Attachment.Details.html">wp.media.view.Attachment.Details</a></li><li><a href="wp.media.view.Attachment.Details.TwoColumn.html">wp.media.view.Attachment.Details.TwoColumn</a></li><li><a href="wp.media.view.Attachment.EditLibrary.html">wp.media.view.Attachment.EditLibrary</a></li><li><a href="wp.media.view.Attachment.EditSelection.html">wp.media.view.Attachment.EditSelection</a></li><li><a href="wp.media.view.Attachment.Library.html">wp.media.view.Attachment.Library</a></li><li><a href="wp.media.view.Attachment.Selection.html">wp.media.view.Attachment.Selection</a></li><li><a href="wp.media.view.AttachmentCompat.html">wp.media.view.AttachmentCompat</a></li><li><a href="wp.media.view.AttachmentFilters.html">wp.media.view.AttachmentFilters</a></li><li><a href="wp.media.view.AttachmentFilters.All.html">wp.media.view.AttachmentFilters.All</a></li><li><a href="wp.media.view.AttachmentFilters.DateFilter.html">wp.media.view.AttachmentFilters.DateFilter</a></li><li><a href="wp.media.view.AttachmentFilters.Uploaded.html">wp.media.view.AttachmentFilters.Uploaded</a></li><li><a href="wp.media.view.Attachments.html">wp.media.view.Attachments</a></li><li><a href="wp.media.view.Attachments.Selection.html">wp.media.view.Attachments.Selection</a></li><li><a href="wp.media.view.AttachmentsBrowser.html">wp.media.view.AttachmentsBrowser</a></li><li><a href="wp.media.view.AudioDetails.html">wp.media.view.AudioDetails</a></li><li><a href="wp.media.view.Button.html">wp.media.view.Button</a></li><li><a href="wp.media.view.ButtonGroup.html">wp.media.view.ButtonGroup</a></li><li><a href="wp.media.view.Cropper.html">wp.media.view.Cropper</a></li><li><a href="wp.media.view.DeleteSelected.html">wp.media.view.DeleteSelected</a></li><li><a href="wp.media.view.DeleteSelectedPermanently.html">wp.media.view.DeleteSelectedPermanently</a></li><li><a href="wp.media.view.EditImage.html">wp.media.view.EditImage</a></li><li><a href="wp.media.view.EditImage.Details.html">wp.media.view.EditImage.Details</a></li><li><a href="wp.media.view.EditorUploader.html">wp.media.view.EditorUploader</a></li><li><a href="wp.media.view.Embed.html">wp.media.view.Embed</a></li><li><a href="wp.media.view.EmbedImage.html">wp.media.view.EmbedImage</a></li><li><a href="wp.media.view.EmbedLink.html">wp.media.view.EmbedLink</a></li><li><a href="wp.media.view.EmbedUrl.html">wp.media.view.EmbedUrl</a></li><li><a href="wp.media.view.FocusManager.html">wp.media.view.FocusManager</a></li><li><a href="wp.media.view.Frame.html">wp.media.view.Frame</a></li><li><a href="wp.media.view.Iframe.html">wp.media.view.Iframe</a></li><li><a href="wp.media.view.ImageDetails.html">wp.media.view.ImageDetails</a></li><li><a href="wp.media.view.Label.html">wp.media.view.Label</a></li><li><a href="wp.media.view.MediaDetails.html">wp.media.view.MediaDetails</a></li><li><a href="wp.media.view.MediaFrame.html">wp.media.view.MediaFrame</a></li><li><a href="wp.media.view.MediaFrame.AudioDetails.html">wp.media.view.MediaFrame.AudioDetails</a></li><li><a href="wp.media.view.MediaFrame.EditAttachments.html">wp.media.view.MediaFrame.EditAttachments</a></li><li><a href="wp.media.view.MediaFrame.ImageDetails.html">wp.media.view.MediaFrame.ImageDetails</a></li><li><a href="wp.media.view.MediaFrame.Manage.html">wp.media.view.MediaFrame.Manage</a></li><li><a href="wp.media.view.MediaFrame.Manage.Router.html">wp.media.view.MediaFrame.Manage.Router</a></li><li><a href="wp.media.view.MediaFrame.MediaDetails.html">wp.media.view.MediaFrame.MediaDetails</a></li><li><a href="wp.media.view.MediaFrame.Post.html">wp.media.view.MediaFrame.Post</a></li><li><a href="wp.media.view.MediaFrame.Select.html">wp.media.view.MediaFrame.Select</a></li><li><a href="wp.media.view.MediaFrame.VideoDetails.html">wp.media.view.MediaFrame.VideoDetails</a></li><li><a href="wp.media.view.Menu.html">wp.media.view.Menu</a></li><li><a href="wp.media.view.MenuItem.html">wp.media.view.MenuItem</a></li><li><a href="wp.media.view.Modal.html">wp.media.view.Modal</a></li><li><a href="wp.media.view.PriorityList.html">wp.media.view.PriorityList</a></li><li><a href="wp.media.view.Router.html">wp.media.view.Router</a></li><li><a href="wp.media.view.RouterItem.html">wp.media.view.RouterItem</a></li><li><a href="wp.media.view.Search.html">wp.media.view.Search</a></li><li><a href="wp.media.view.Selection.html">wp.media.view.Selection</a></li><li><a href="wp.media.view.SelectModeToggle.html">wp.media.view.SelectModeToggle</a></li><li><a href="wp.media.view.Settings.html">wp.media.view.Settings</a></li><li><a href="wp.media.view.Settings.AttachmentDisplay.html">wp.media.view.Settings.AttachmentDisplay</a></li><li><a href="wp.media.view.Settings.Gallery.html">wp.media.view.Settings.Gallery</a></li><li><a href="wp.media.view.Settings.Playlist.html">wp.media.view.Settings.Playlist</a></li><li><a href="wp.media.view.Sidebar.html">wp.media.view.Sidebar</a></li><li><a href="wp.media.view.SiteIconCropper.html">wp.media.view.SiteIconCropper</a></li><li><a href="wp.media.view.SiteIconPreview.html">wp.media.view.SiteIconPreview</a></li><li><a href="wp.media.view.Spinner.html">wp.media.view.Spinner</a></li><li><a href="wp.media.view.Toolbar.html">wp.media.view.Toolbar</a></li><li><a href="wp.media.view.Toolbar.Embed.html">wp.media.view.Toolbar.Embed</a></li><li><a href="wp.media.view.Toolbar.Select.html">wp.media.view.Toolbar.Select</a></li><li><a href="wp.media.view.UploaderInline.html">wp.media.view.UploaderInline</a></li><li><a href="wp.media.view.UploaderStatus.html">wp.media.view.UploaderStatus</a></li><li><a href="wp.media.view.UploaderStatusError.html">wp.media.view.UploaderStatusError</a></li><li><a href="wp.media.view.UploaderWindow.html">wp.media.view.UploaderWindow</a></li><li><a href="wp.media.view.VideoDetails.html">wp.media.view.VideoDetails</a></li><li><a href="wp.mediaWidgets.controlConstructors.media_audio.html">wp.mediaWidgets.controlConstructors.media_audio</a></li><li><a href="wp.mediaWidgets.controlConstructors.media_gallery.html">wp.mediaWidgets.controlConstructors.media_gallery</a></li><li><a href="wp.mediaWidgets.controlConstructors.media_video.html">wp.mediaWidgets.controlConstructors.media_video</a></li><li><a href="wp.mediaWidgets.controlConstructors-AudioDetailsMediaFrame.html">wp.mediaWidgets.controlConstructors~AudioDetailsMediaFrame</a></li><li><a href="wp.mediaWidgets.controlConstructors-VideoDetailsMediaFrame.html">wp.mediaWidgets.controlConstructors~VideoDetailsMediaFrame</a></li><li><a href="wp.mediaWidgets.MediaEmbedView.html">wp.mediaWidgets.MediaEmbedView</a></li><li><a href="wp.mediaWidgets.MediaFrameSelect.html">wp.mediaWidgets.MediaFrameSelect</a></li><li><a href="wp.mediaWidgets.MediaWidgetControl.html">wp.mediaWidgets.MediaWidgetControl</a></li><li><a href="wp.mediaWidgets.MediaWidgetModel.html">wp.mediaWidgets.MediaWidgetModel</a></li><li><a href="wp.mediaWidgets.modelConstructors.media_audio.html">wp.mediaWidgets.modelConstructors.media_audio</a></li><li><a href="wp.mediaWidgets.modelConstructors.media_gallery.html">wp.mediaWidgets.modelConstructors.media_gallery</a></li><li><a href="wp.mediaWidgets.modelConstructors.media_image.html">wp.mediaWidgets.modelConstructors.media_image</a></li><li><a href="wp.mediaWidgets.modelConstructors.media_video.html">wp.mediaWidgets.modelConstructors.media_video</a></li><li><a href="wp.mediaWidgets.PersistentDisplaySettingsLibrary.html">wp.mediaWidgets.PersistentDisplaySettingsLibrary</a></li><li><a href="wp.mediaWidgets-Constructor.html">wp.mediaWidgets~Constructor</a></li><li><a href="wp.mediaWidgets-GalleryDetailsMediaFrame.html">wp.mediaWidgets~GalleryDetailsMediaFrame</a></li><li><a href="wp.NativeHandler.html">wp.NativeHandler</a></li><li><a href="wp.textWidgets.TextWidgetControl.html">wp.textWidgets.TextWidgetControl</a></li><li><a href="wp.utils.wordcounter.html">wp.utils.wordcounter</a></li><li><a href="wp.YouTubeHandler.html">wp.YouTubeHandler</a></li>
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<h1 class="page-title">Source: _enqueues/lib/nav-menu.js</h1>
<section>
<article>
<pre
class="sunlight-highlight-javascript linenums">/**
* WordPress Administration Navigation Menu
* Interface JS functions
*
* @version 2.0.0
*
* @package WordPress
* @subpackage Administration
* @output wp-admin/js/nav-menu.js
*/
/* global menus, postboxes, columns, isRtl, navMenuL10n, ajaxurl, wpNavMenu */
(function($) {
var api;
/**
* Contains all the functions to handle WordPress navigation menus administration.
*
* @namespace wpNavMenu
*/
api = window.wpNavMenu = {
options : {
menuItemDepthPerLevel : 30, // Do not use directly. Use depthToPx and pxToDepth instead.
globalMaxDepth: 11,
sortableItems: '> *',
targetTolerance: 0
},
menuList : undefined, // Set in init.
targetList : undefined, // Set in init.
menusChanged : false,
isRTL: !! ( 'undefined' != typeof isRtl && isRtl ),
negateIfRTL: ( 'undefined' != typeof isRtl && isRtl ) ? -1 : 1,
lastSearch: '',
// Functions that run on init.
init : function() {
api.menuList = $('#menu-to-edit');
api.targetList = api.menuList;
this.jQueryExtensions();
this.attachMenuEditListeners();
this.attachQuickSearchListeners();
this.attachThemeLocationsListeners();
this.attachMenuSaveSubmitListeners();
this.attachTabsPanelListeners();
this.attachUnsavedChangesListener();
if ( api.menuList.length )
this.initSortables();
if ( menus.oneThemeLocationNoMenus )
$( '#posttype-page' ).addSelectedToMenu( api.addMenuItemToBottom );
this.initManageLocations();
this.initAccessibility();
this.initToggles();
this.initPreviewing();
},
jQueryExtensions : function() {
// jQuery extensions.
$.fn.extend({
menuItemDepth : function() {
var margin = api.isRTL ? this.eq(0).css('margin-right') : this.eq(0).css('margin-left');
return api.pxToDepth( margin && -1 != margin.indexOf('px') ? margin.slice(0, -2) : 0 );
},
updateDepthClass : function(current, prev) {
return this.each(function(){
var t = $(this);
prev = prev || t.menuItemDepth();
$(this).removeClass('menu-item-depth-'+ prev )
.addClass('menu-item-depth-'+ current );
});
},
shiftDepthClass : function(change) {
return this.each(function(){
var t = $(this),
depth = t.menuItemDepth(),
newDepth = depth + change;
t.removeClass( 'menu-item-depth-'+ depth )
.addClass( 'menu-item-depth-'+ ( newDepth ) );
if ( 0 === newDepth ) {
t.find( '.is-submenu' ).hide();
}
});
},
childMenuItems : function() {
var result = $();
this.each(function(){
var t = $(this), depth = t.menuItemDepth(), next = t.next( '.menu-item' );
while( next.length && next.menuItemDepth() > depth ) {
result = result.add( next );
next = next.next( '.menu-item' );
}
});
return result;
},
shiftHorizontally : function( dir ) {
return this.each(function(){
var t = $(this),
depth = t.menuItemDepth(),
newDepth = depth + dir;
// Change .menu-item-depth-n class.
t.moveHorizontally( newDepth, depth );
});
},
moveHorizontally : function( newDepth, depth ) {
return this.each(function(){
var t = $(this),
children = t.childMenuItems(),
diff = newDepth - depth,
subItemText = t.find('.is-submenu');
// Change .menu-item-depth-n class.
t.updateDepthClass( newDepth, depth ).updateParentMenuItemDBId();
// If it has children, move those too.
if ( children ) {
children.each(function() {
var t = $(this),
thisDepth = t.menuItemDepth(),
newDepth = thisDepth + diff;
t.updateDepthClass(newDepth, thisDepth).updateParentMenuItemDBId();
});
}
// Show "Sub item" helper text.
if (0 === newDepth)
subItemText.hide();
else
subItemText.show();
});
},
updateParentMenuItemDBId : function() {
return this.each(function(){
var item = $(this),
input = item.find( '.menu-item-data-parent-id' ),
depth = parseInt( item.menuItemDepth(), 10 ),
parentDepth = depth - 1,
parent = item.prevAll( '.menu-item-depth-' + parentDepth ).first();
if ( 0 === depth ) { // Item is on the top level, has no parent.
input.val(0);
} else { // Find the parent item, and retrieve its object id.
input.val( parent.find( '.menu-item-data-db-id' ).val() );
}
});
},
hideAdvancedMenuItemFields : function() {
return this.each(function(){
var that = $(this);
$('.hide-column-tog').not(':checked').each(function(){
that.find('.field-' + $(this).val() ).addClass('hidden-field');
});
});
},
/**
* Adds selected menu items to the menu.
*
* @ignore
*
* @param jQuery metabox The metabox jQuery object.
*/
addSelectedToMenu : function(processMethod) {
if ( 0 === $('#menu-to-edit').length ) {
return false;
}
return this.each(function() {
var t = $(this), menuItems = {},
checkboxes = ( menus.oneThemeLocationNoMenus && 0 === t.find( '.tabs-panel-active .categorychecklist li input:checked' ).length ) ? t.find( '#page-all li input[type="checkbox"]' ) : t.find( '.tabs-panel-active .categorychecklist li input:checked' ),
re = /menu-item\[([^\]]*)/;
processMethod = processMethod || api.addMenuItemToBottom;
// If no items are checked, bail.
if ( !checkboxes.length )
return false;
// Show the Ajax spinner.
t.find( '.button-controls .spinner' ).addClass( 'is-active' );
// Retrieve menu item data.
$(checkboxes).each(function(){
var t = $(this),
listItemDBIDMatch = re.exec( t.attr('name') ),
listItemDBID = 'undefined' == typeof listItemDBIDMatch[1] ? 0 : parseInt(listItemDBIDMatch[1], 10);
if ( this.className && -1 != this.className.indexOf('add-to-top') )
processMethod = api.addMenuItemToTop;
menuItems[listItemDBID] = t.closest('li').getItemData( 'add-menu-item', listItemDBID );
});
// Add the items.
api.addItemToMenu(menuItems, processMethod, function(){
// Deselect the items and hide the Ajax spinner.
checkboxes.prop( 'checked', false );
t.find( '.button-controls .select-all' ).prop( 'checked', false );
t.find( '.button-controls .spinner' ).removeClass( 'is-active' );
});
});
},
getItemData : function( itemType, id ) {
itemType = itemType || 'menu-item';
var itemData = {}, i,
fields = [
'menu-item-db-id',
'menu-item-object-id',
'menu-item-object',
'menu-item-parent-id',
'menu-item-position',
'menu-item-type',
'menu-item-title',
'menu-item-url',
'menu-item-description',
'menu-item-attr-title',
'menu-item-target',
'menu-item-classes',
'menu-item-xfn'
];
if( !id && itemType == 'menu-item' ) {
id = this.find('.menu-item-data-db-id').val();
}
if( !id ) return itemData;
this.find('input').each(function() {
var field;
i = fields.length;
while ( i-- ) {
if( itemType == 'menu-item' )
field = fields[i] + '[' + id + ']';
else if( itemType == 'add-menu-item' )
field = 'menu-item[' + id + '][' + fields[i] + ']';
if (
this.name &&
field == this.name
) {
itemData[fields[i]] = this.value;
}
}
});
return itemData;
},
setItemData : function( itemData, itemType, id ) { // Can take a type, such as 'menu-item', or an id.
itemType = itemType || 'menu-item';
if( !id && itemType == 'menu-item' ) {
id = $('.menu-item-data-db-id', this).val();
}
if( !id ) return this;
this.find('input').each(function() {
var t = $(this), field;
$.each( itemData, function( attr, val ) {
if( itemType == 'menu-item' )
field = attr + '[' + id + ']';
else if( itemType == 'add-menu-item' )
field = 'menu-item[' + id + '][' + attr + ']';
if ( field == t.attr('name') ) {
t.val( val );
}
});
});
return this;
}
});
},
countMenuItems : function( depth ) {
return $( '.menu-item-depth-' + depth ).length;
},
moveMenuItem : function( $this, dir ) {
var items, newItemPosition, newDepth,
menuItems = $( '#menu-to-edit li' ),
menuItemsCount = menuItems.length,
thisItem = $this.parents( 'li.menu-item' ),
thisItemChildren = thisItem.childMenuItems(),
thisItemData = thisItem.getItemData(),
thisItemDepth = parseInt( thisItem.menuItemDepth(), 10 ),
thisItemPosition = parseInt( thisItem.index(), 10 ),
nextItem = thisItem.next(),
nextItemChildren = nextItem.childMenuItems(),
nextItemDepth = parseInt( nextItem.menuItemDepth(), 10 ) + 1,
prevItem = thisItem.prev(),
prevItemDepth = parseInt( prevItem.menuItemDepth(), 10 ),
prevItemId = prevItem.getItemData()['menu-item-db-id'];
switch ( dir ) {
case 'up':
newItemPosition = thisItemPosition - 1;
// Already at top.
if ( 0 === thisItemPosition )
break;
// If a sub item is moved to top, shift it to 0 depth.
if ( 0 === newItemPosition && 0 !== thisItemDepth )
thisItem.moveHorizontally( 0, thisItemDepth );
// If prev item is sub item, shift to match depth.
if ( 0 !== prevItemDepth )
thisItem.moveHorizontally( prevItemDepth, thisItemDepth );
// Does this item have sub items?
if ( thisItemChildren ) {
items = thisItem.add( thisItemChildren );
// Move the entire block.
items.detach().insertBefore( menuItems.eq( newItemPosition ) ).updateParentMenuItemDBId();
} else {
thisItem.detach().insertBefore( menuItems.eq( newItemPosition ) ).updateParentMenuItemDBId();
}
break;
case 'down':
// Does this item have sub items?
if ( thisItemChildren ) {
items = thisItem.add( thisItemChildren ),
nextItem = menuItems.eq( items.length + thisItemPosition ),
nextItemChildren = 0 !== nextItem.childMenuItems().length;
if ( nextItemChildren ) {
newDepth = parseInt( nextItem.menuItemDepth(), 10 ) + 1;
thisItem.moveHorizontally( newDepth, thisItemDepth );
}
// Have we reached the bottom?
if ( menuItemsCount === thisItemPosition + items.length )
break;
items.detach().insertAfter( menuItems.eq( thisItemPosition + items.length ) ).updateParentMenuItemDBId();
} else {
// If next item has sub items, shift depth.
if ( 0 !== nextItemChildren.length )
thisItem.moveHorizontally( nextItemDepth, thisItemDepth );
// Have we reached the bottom?
if ( menuItemsCount === thisItemPosition + 1 )
break;
thisItem.detach().insertAfter( menuItems.eq( thisItemPosition + 1 ) ).updateParentMenuItemDBId();
}
break;
case 'top':
// Already at top.
if ( 0 === thisItemPosition )
break;
// Does this item have sub items?
if ( thisItemChildren ) {
items = thisItem.add( thisItemChildren );
// Move the entire block.
items.detach().insertBefore( menuItems.eq( 0 ) ).updateParentMenuItemDBId();
} else {
thisItem.detach().insertBefore( menuItems.eq( 0 ) ).updateParentMenuItemDBId();
}
break;
case 'left':
// As far left as possible.
if ( 0 === thisItemDepth )
break;
thisItem.shiftHorizontally( -1 );
break;
case 'right':
// Can't be sub item at top.
if ( 0 === thisItemPosition )
break;
// Already sub item of prevItem.
if ( thisItemData['menu-item-parent-id'] === prevItemId )
break;
thisItem.shiftHorizontally( 1 );
break;
}
$this.focus();
api.registerChange();
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
},
initAccessibility : function() {
var menu = $( '#menu-to-edit' );
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
// Refresh the accessibility when the user comes close to the item in any way.
menu.on( 'mouseenter.refreshAccessibility focus.refreshAccessibility touchstart.refreshAccessibility' , '.menu-item' , function(){
api.refreshAdvancedAccessibilityOfItem( $( this ).find( 'a.item-edit' ) );
} );
// We have to update on click as well because we might hover first, change the item, and then click.
menu.on( 'click', 'a.item-edit', function() {
api.refreshAdvancedAccessibilityOfItem( $( this ) );
} );
// Links for moving items.
menu.on( 'click', '.menus-move', function () {
var $this = $( this ),
dir = $this.data( 'dir' );
if ( 'undefined' !== typeof dir ) {
api.moveMenuItem( $( this ).parents( 'li.menu-item' ).find( 'a.item-edit' ), dir );
}
});
},
/**
* refreshAdvancedAccessibilityOfItem( [itemToRefresh] )
*
* Refreshes advanced accessibility buttons for one menu item.
* Shows or hides buttons based on the location of the menu item.
*
* @param {object} itemToRefresh The menu item that might need its advanced accessibility buttons refreshed
*/
refreshAdvancedAccessibilityOfItem : function( itemToRefresh ) {
// Only refresh accessibility when necessary.
if ( true !== $( itemToRefresh ).data( 'needs_accessibility_refresh' ) ) {
return;
}
var thisLink, thisLinkText, primaryItems, itemPosition, title,
parentItem, parentItemId, parentItemName, subItems,
$this = $( itemToRefresh ),
menuItem = $this.closest( 'li.menu-item' ).first(),
depth = menuItem.menuItemDepth(),
isPrimaryMenuItem = ( 0 === depth ),
itemName = $this.closest( '.menu-item-handle' ).find( '.menu-item-title' ).text(),
position = parseInt( menuItem.index(), 10 ),
prevItemDepth = ( isPrimaryMenuItem ) ? depth : parseInt( depth - 1, 10 ),
prevItemNameLeft = menuItem.prevAll('.menu-item-depth-' + prevItemDepth).first().find( '.menu-item-title' ).text(),
prevItemNameRight = menuItem.prevAll('.menu-item-depth-' + depth).first().find( '.menu-item-title' ).text(),
totalMenuItems = $('#menu-to-edit li').length,
hasSameDepthSibling = menuItem.nextAll( '.menu-item-depth-' + depth ).length;
menuItem.find( '.field-move' ).toggle( totalMenuItems > 1 );
// Where can they move this menu item?
if ( 0 !== position ) {
thisLink = menuItem.find( '.menus-move-up' );
thisLink.attr( 'aria-label', menus.moveUp ).css( 'display', 'inline' );
}
if ( 0 !== position && isPrimaryMenuItem ) {
thisLink = menuItem.find( '.menus-move-top' );
thisLink.attr( 'aria-label', menus.moveToTop ).css( 'display', 'inline' );
}
if ( position + 1 !== totalMenuItems && 0 !== position ) {
thisLink = menuItem.find( '.menus-move-down' );
thisLink.attr( 'aria-label', menus.moveDown ).css( 'display', 'inline' );
}
if ( 0 === position && 0 !== hasSameDepthSibling ) {
thisLink = menuItem.find( '.menus-move-down' );
thisLink.attr( 'aria-label', menus.moveDown ).css( 'display', 'inline' );
}
if ( ! isPrimaryMenuItem ) {
thisLink = menuItem.find( '.menus-move-left' ),
thisLinkText = menus.outFrom.replace( '%s', prevItemNameLeft );
thisLink.attr( 'aria-label', menus.moveOutFrom.replace( '%s', prevItemNameLeft ) ).text( thisLinkText ).css( 'display', 'inline' );
}
if ( 0 !== position ) {
if ( menuItem.find( '.menu-item-data-parent-id' ).val() !== menuItem.prev().find( '.menu-item-data-db-id' ).val() ) {
thisLink = menuItem.find( '.menus-move-right' ),
thisLinkText = menus.under.replace( '%s', prevItemNameRight );
thisLink.attr( 'aria-label', menus.moveUnder.replace( '%s', prevItemNameRight ) ).text( thisLinkText ).css( 'display', 'inline' );
}
}
if ( isPrimaryMenuItem ) {
primaryItems = $( '.menu-item-depth-0' ),
itemPosition = primaryItems.index( menuItem ) + 1,
totalMenuItems = primaryItems.length,
// String together help text for primary menu items.
title = menus.menuFocus.replace( '%1$s', itemName ).replace( '%2$d', itemPosition ).replace( '%3$d', totalMenuItems );
} else {
parentItem = menuItem.prevAll( '.menu-item-depth-' + parseInt( depth - 1, 10 ) ).first(),
parentItemId = parentItem.find( '.menu-item-data-db-id' ).val(),
parentItemName = parentItem.find( '.menu-item-title' ).text(),
subItems = $( '.menu-item .menu-item-data-parent-id[value="' + parentItemId + '"]' ),
itemPosition = $( subItems.parents('.menu-item').get().reverse() ).index( menuItem ) + 1;
// String together help text for sub menu items.
title = menus.subMenuFocus.replace( '%1$s', itemName ).replace( '%2$d', itemPosition ).replace( '%3$s', parentItemName );
}
$this.attr( 'aria-label', title );
// Mark this item's accessibility as refreshed.
$this.data( 'needs_accessibility_refresh', false );
},
/**
* refreshAdvancedAccessibility
*
* Hides all advanced accessibility buttons and marks them for refreshing.
*/
refreshAdvancedAccessibility : function() {
// Hide all the move buttons by default.
$( '.menu-item-settings .field-move .menus-move' ).hide();
// Mark all menu items as unprocessed.
$( 'a.item-edit' ).data( 'needs_accessibility_refresh', true );
// All open items have to be refreshed or they will show no links.
$( '.menu-item-edit-active a.item-edit' ).each( function() {
api.refreshAdvancedAccessibilityOfItem( this );
} );
},
refreshKeyboardAccessibility : function() {
$( 'a.item-edit' ).off( 'focus' ).on( 'focus', function(){
$(this).off( 'keydown' ).on( 'keydown', function(e){
var arrows,
$this = $( this ),
thisItem = $this.parents( 'li.menu-item' ),
thisItemData = thisItem.getItemData();
// Bail if it's not an arrow key.
if ( 37 != e.which && 38 != e.which && 39 != e.which && 40 != e.which )
return;
// Avoid multiple keydown events.
$this.off('keydown');
// Bail if there is only one menu item.
if ( 1 === $('#menu-to-edit li').length )
return;
// If RTL, swap left/right arrows.
arrows = { '38': 'up', '40': 'down', '37': 'left', '39': 'right' };
if ( $('body').hasClass('rtl') )
arrows = { '38' : 'up', '40' : 'down', '39' : 'left', '37' : 'right' };
switch ( arrows[e.which] ) {
case 'up':
api.moveMenuItem( $this, 'up' );
break;
case 'down':
api.moveMenuItem( $this, 'down' );
break;
case 'left':
api.moveMenuItem( $this, 'left' );
break;
case 'right':
api.moveMenuItem( $this, 'right' );
break;
}
// Put focus back on same menu item.
$( '#edit-' + thisItemData['menu-item-db-id'] ).focus();
return false;
});
});
},
initPreviewing : function() {
// Update the item handle title when the navigation label is changed.
$( '#menu-to-edit' ).on( 'change input', '.edit-menu-item-title', function(e) {
var input = $( e.currentTarget ), title, titleEl;
title = input.val();
titleEl = input.closest( '.menu-item' ).find( '.menu-item-title' );
// Don't update to empty title.
if ( title ) {
titleEl.text( title ).removeClass( 'no-title' );
} else {
titleEl.text( navMenuL10n.untitled ).addClass( 'no-title' );
}
} );
},
initToggles : function() {
// Init postboxes.
postboxes.add_postbox_toggles('nav-menus');
// Adjust columns functions for menus UI.
columns.useCheckboxesForHidden();
columns.checked = function(field) {
$('.field-' + field).removeClass('hidden-field');
};
columns.unchecked = function(field) {
$('.field-' + field).addClass('hidden-field');
};
// Hide fields.
api.menuList.hideAdvancedMenuItemFields();
$('.hide-postbox-tog').click(function () {
var hidden = $( '.accordion-container li.accordion-section' ).filter(':hidden').map(function() { return this.id; }).get().join(',');
$.post(ajaxurl, {
action: 'closed-postboxes',
hidden: hidden,
closedpostboxesnonce: jQuery('#closedpostboxesnonce').val(),
page: 'nav-menus'
});
});
},
initSortables : function() {
var currentDepth = 0, originalDepth, minDepth, maxDepth,
prev, next, prevBottom, nextThreshold, helperHeight, transport,
menuEdge = api.menuList.offset().left,
body = $('body'), maxChildDepth,
menuMaxDepth = initialMenuMaxDepth();
if( 0 !== $( '#menu-to-edit li' ).length )
$( '.drag-instructions' ).show();
// Use the right edge if RTL.
menuEdge += api.isRTL ? api.menuList.width() : 0;
api.menuList.sortable({
handle: '.menu-item-handle',
placeholder: 'sortable-placeholder',
items: api.options.sortableItems,
start: function(e, ui) {
var height, width, parent, children, tempHolder;
// Handle placement for RTL orientation.
if ( api.isRTL )
ui.item[0].style.right = 'auto';
transport = ui.item.children('.menu-item-transport');
// Set depths. currentDepth must be set before children are located.
originalDepth = ui.item.menuItemDepth();
updateCurrentDepth(ui, originalDepth);
// Attach child elements to parent.
// Skip the placeholder.
parent = ( ui.item.next()[0] == ui.placeholder[0] ) ? ui.item.next() : ui.item;
children = parent.childMenuItems();
transport.append( children );
// Update the height of the placeholder to match the moving item.
height = transport.outerHeight();
// If there are children, account for distance between top of children and parent.
height += ( height > 0 ) ? (ui.placeholder.css('margin-top').slice(0, -2) * 1) : 0;
height += ui.helper.outerHeight();
helperHeight = height;
height -= 2; // Subtract 2 for borders.
ui.placeholder.height(height);
// Update the width of the placeholder to match the moving item.
maxChildDepth = originalDepth;
children.each(function(){
var depth = $(this).menuItemDepth();
maxChildDepth = (depth > maxChildDepth) ? depth : maxChildDepth;
});
width = ui.helper.find('.menu-item-handle').outerWidth(); // Get original width.
width += api.depthToPx(maxChildDepth - originalDepth); // Account for children.
width -= 2; // Subtract 2 for borders.
ui.placeholder.width(width);
// Update the list of menu items.
tempHolder = ui.placeholder.next( '.menu-item' );
tempHolder.css( 'margin-top', helperHeight + 'px' ); // Set the margin to absorb the placeholder.
ui.placeholder.detach(); // Detach or jQuery UI will think the placeholder is a menu item.
$(this).sortable( 'refresh' ); // The children aren't sortable. We should let jQuery UI know.
ui.item.after( ui.placeholder ); // Reattach the placeholder.
tempHolder.css('margin-top', 0); // Reset the margin.
// Now that the element is complete, we can update...
updateSharedVars(ui);
},
stop: function(e, ui) {
var children, subMenuTitle,
depthChange = currentDepth - originalDepth;
// Return child elements to the list.
children = transport.children().insertAfter(ui.item);
// Add "sub menu" description.
subMenuTitle = ui.item.find( '.item-title .is-submenu' );
if ( 0 < currentDepth )
subMenuTitle.show();
else
subMenuTitle.hide();
// Update depth classes.
if ( 0 !== depthChange ) {
ui.item.updateDepthClass( currentDepth );
children.shiftDepthClass( depthChange );
updateMenuMaxDepth( depthChange );
}
// Register a change.
api.registerChange();
// Update the item data.
ui.item.updateParentMenuItemDBId();
// Address sortable's incorrectly-calculated top in Opera.
ui.item[0].style.top = 0;
// Handle drop placement for rtl orientation.
if ( api.isRTL ) {
ui.item[0].style.left = 'auto';
ui.item[0].style.right = 0;
}
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
},
change: function(e, ui) {
// Make sure the placeholder is inside the menu.
// Otherwise fix it, or we're in trouble.
if( ! ui.placeholder.parent().hasClass('menu') )
(prev.length) ? prev.after( ui.placeholder ) : api.menuList.prepend( ui.placeholder );
updateSharedVars(ui);
},
sort: function(e, ui) {
var offset = ui.helper.offset(),
edge = api.isRTL ? offset.left + ui.helper.width() : offset.left,
depth = api.negateIfRTL * api.pxToDepth( edge - menuEdge );
/*
* Check and correct if depth is not within range.
* Also, if the dragged element is dragged upwards over an item,
* shift the placeholder to a child position.
*/
if ( depth > maxDepth || offset.top < ( prevBottom - api.options.targetTolerance ) ) {
depth = maxDepth;
} else if ( depth < minDepth ) {
depth = minDepth;
}
if( depth != currentDepth )
updateCurrentDepth(ui, depth);
// If we overlap the next element, manually shift downwards.
if( nextThreshold && offset.top + helperHeight > nextThreshold ) {
next.after( ui.placeholder );
updateSharedVars( ui );
$( this ).sortable( 'refreshPositions' );
}
}
});
function updateSharedVars(ui) {
var depth;
prev = ui.placeholder.prev( '.menu-item' );
next = ui.placeholder.next( '.menu-item' );
// Make sure we don't select the moving item.
if( prev[0] == ui.item[0] ) prev = prev.prev( '.menu-item' );
if( next[0] == ui.item[0] ) next = next.next( '.menu-item' );
prevBottom = (prev.length) ? prev.offset().top + prev.height() : 0;
nextThreshold = (next.length) ? next.offset().top + next.height() / 3 : 0;
minDepth = (next.length) ? next.menuItemDepth() : 0;
if( prev.length )
maxDepth = ( (depth = prev.menuItemDepth() + 1) > api.options.globalMaxDepth ) ? api.options.globalMaxDepth : depth;
else
maxDepth = 0;
}
function updateCurrentDepth(ui, depth) {
ui.placeholder.updateDepthClass( depth, currentDepth );
currentDepth = depth;
}
function initialMenuMaxDepth() {
if( ! body[0].className ) return 0;
var match = body[0].className.match(/menu-max-depth-(\d+)/);
return match && match[1] ? parseInt( match[1], 10 ) : 0;
}
function updateMenuMaxDepth( depthChange ) {
var depth, newDepth = menuMaxDepth;
if ( depthChange === 0 ) {
return;
} else if ( depthChange > 0 ) {
depth = maxChildDepth + depthChange;
if( depth > menuMaxDepth )
newDepth = depth;
} else if ( depthChange < 0 && maxChildDepth == menuMaxDepth ) {
while( ! $('.menu-item-depth-' + newDepth, api.menuList).length && newDepth > 0 )
newDepth--;
}
// Update the depth class.
body.removeClass( 'menu-max-depth-' + menuMaxDepth ).addClass( 'menu-max-depth-' + newDepth );
menuMaxDepth = newDepth;
}
},
initManageLocations : function () {
$('#menu-locations-wrap form').submit(function(){
window.onbeforeunload = null;
});
$('.menu-location-menus select').on('change', function () {
var editLink = $(this).closest('tr').find('.locations-edit-menu-link');
if ($(this).find('option:selected').data('orig'))
editLink.show();
else
editLink.hide();
});
},
attachMenuEditListeners : function() {
var that = this;
$('#update-nav-menu').bind('click', function(e) {
if ( e.target && e.target.className ) {
if ( -1 != e.target.className.indexOf('item-edit') ) {
return that.eventOnClickEditLink(e.target);
} else if ( -1 != e.target.className.indexOf('menu-save') ) {
return that.eventOnClickMenuSave(e.target);
} else if ( -1 != e.target.className.indexOf('menu-delete') ) {
return that.eventOnClickMenuDelete(e.target);
} else if ( -1 != e.target.className.indexOf('item-delete') ) {
return that.eventOnClickMenuItemDelete(e.target);
} else if ( -1 != e.target.className.indexOf('item-cancel') ) {
return that.eventOnClickCancelLink(e.target);
}
}
});
$( '#menu-name' ).on( 'input', _.debounce( function () {
var menuName = $( document.getElementById( 'menu-name' ) ),
menuNameVal = menuName.val();
if ( ! menuNameVal || ! menuNameVal.replace( /\s+/, '' ) ) {
// Add warning for invalid menu name.
menuName.parent().addClass( 'form-invalid' );
} else {
// Remove warning for valid menu name.
menuName.parent().removeClass( 'form-invalid' );
}
}, 500 ) );
$('#add-custom-links input[type="text"]').keypress(function(e){
$('#customlinkdiv').removeClass('form-invalid');
if ( e.keyCode === 13 ) {
e.preventDefault();
$( '#submit-customlinkdiv' ).click();
}
});
},
attachMenuSaveSubmitListeners : function() {
/*
* When a navigation menu is saved, store a JSON representation of all form data
* in a single input to avoid PHP `max_input_vars` limitations. See #14134.
*/
$( '#update-nav-menu' ).submit( function() {
var navMenuData = $( '#update-nav-menu' ).serializeArray();
$( '[name="nav-menu-data"]' ).val( JSON.stringify( navMenuData ) );
});
},
attachThemeLocationsListeners : function() {
var loc = $('#nav-menu-theme-locations'), params = {};
params.action = 'menu-locations-save';
params['menu-settings-column-nonce'] = $('#menu-settings-column-nonce').val();
loc.find('input[type="submit"]').click(function() {
loc.find('select').each(function() {
params[this.name] = $(this).val();
});
loc.find( '.spinner' ).addClass( 'is-active' );
$.post( ajaxurl, params, function() {
loc.find( '.spinner' ).removeClass( 'is-active' );
});
return false;
});
},
attachQuickSearchListeners : function() {
var searchTimer;
// Prevent form submission.
$( '#nav-menu-meta' ).on( 'submit', function( event ) {
event.preventDefault();
});
$( '#nav-menu-meta' ).on( 'input', '.quick-search', function() {