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Menus: trigger an event when menu items are added or removed.

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Fire a `menu-item-added` event after a menu item is added to the DOM. Fire a `menu-removing-item` event before a menu item is removed from the DOM. Enables hooking into and responding to menu changes.

Props welcher, adamsilverstein.
Fixes #31218.

Built from https://develop.svn.wordpress.org/trunk@39928


git-svn-id: http://core.svn.wordpress.org/trunk@39865 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Adam Silverstein 2017-01-20 16:15:42 +00:00
parent 0b338e2f58
commit 8d8f5616b7
3 changed files with 26 additions and 7 deletions
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29
wp-admin/js/nav-menu.js
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@ -1003,21 +1003,33 @@ var wpNavMenu;
}, },
/** /**
* Process the add menu item request response into menu list item. * Process the add menu item request response into menu list item. Appends to menu.
* *
* @param string menuMarkup The text server response of menu item markup. * @param {string} menuMarkup The text server response of menu item markup.
* @param object req The request arguments. *
* @fires document#menu-item-added Passes menuMarkup as a jQuery object.
*/ */
addMenuItemToBottom : function( menuMarkup ) { addMenuItemToBottom : function( menuMarkup ) {
$(menuMarkup).hideAdvancedMenuItemFields().appendTo( api.targetList ); var $menuMarkup = $( menuMarkup );
$menuMarkup.hideAdvancedMenuItemFields().appendTo( api.targetList );
api.refreshKeyboardAccessibility(); api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility(); api.refreshAdvancedAccessibility();
$( document ).trigger( 'menu-item-added', [ $menuMarkup ] );
}, },
/**
* Process the add menu item request response into menu list item. Prepends to menu.
*
* @param {string} menuMarkup The text server response of menu item markup.
*
* @fires document#menu-item-added Passes menuMarkup as a jQuery object.
*/
addMenuItemToTop : function( menuMarkup ) { addMenuItemToTop : function( menuMarkup ) {
$(menuMarkup).hideAdvancedMenuItemFields().prependTo( api.targetList ); var $menuMarkup = $( menuMarkup );
$menuMarkup.hideAdvancedMenuItemFields().prependTo( api.targetList );
api.refreshKeyboardAccessibility(); api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility(); api.refreshAdvancedAccessibility();
$( document ).trigger( 'menu-item-added', [ $menuMarkup ] );
}, },
attachUnsavedChangesListener : function() { attachUnsavedChangesListener : function() {
@ -1243,9 +1255,16 @@ var wpNavMenu;
wrapper.removeClass( 'has-no-menu-item' ); wrapper.removeClass( 'has-no-menu-item' );
}, },
/**
* Remove a menu item.
* @param {object} el The element to be removed as a jQuery object.
*
* @fires document#menu-removing-item Passes the element to be removed.
*/
removeMenuItem : function(el) { removeMenuItem : function(el) {
var children = el.childMenuItems(); var children = el.childMenuItems();
$( document ).trigger( 'menu-removing-item', [ el ] );
el.addClass('deleting').animate({ el.addClass('deleting').animate({
opacity : 0, opacity : 0,
height: 0 height: 0

2
wp-admin/js/nav-menu.min.js vendored
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File diff suppressed because one or more lines are too long

2
wp-includes/version.php
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@ -4,7 +4,7 @@
* *
* @global string $wp_version * @global string $wp_version
*/ */
$wp_version = '4.8-alpha-39927'; $wp_version = '4.8-alpha-39928';
/** /**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema. * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.