+

2018-10-17 11:14:36 +03:00
parent 75a35947e5
commit 04d60d7e2c
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+/**
+ * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
+ * Licensed under the terms of the MIT license. See LICENSE.md for more information.
+ */
+
+/* global SF */
+
+'use strict';
+
+( function() {
+	// All .tree-a elements in DOM.
+	var trees = SF.getByClass( 'tree-a' );
+
+	for ( var i = trees.length; i--; ) {
+		var tree = trees[ i ];
+
+		SF.attachListener( tree, 'click', function( evt ) {
+			var target = evt.target || evt.srcElement;
+
+			// Collapse or expand item groups.
+			if ( target.nodeName === 'H2' && !SF.classList.contains( target, 'tree-a-no-sub' ) ) {
+				SF.classList.toggle( target, 'tree-a-active' );
+			}
+		} );
+	}
+} )();