YUI.add('aui-tree-view', function (A, NAME) {

/**
 * The TreeView Utility
 *
 * @module aui-tree
 * @submodule aui-tree-view
 */

var L = A.Lang,
    isBoolean = L.isBoolean,
    isString = L.isString,

    UA = A.UA,

    getCN = A.getClassName,

    CSS_TREE_HITAREA = getCN('tree', 'hitarea'),
    CSS_TREE_ICON = getCN('tree', 'icon'),
    CSS_TREE_LABEL = getCN('tree', 'label'),
    CSS_TREE_NODE = getCN('tree', 'node'),
    CSS_TREE_NODE_CONTENT = getCN('tree', 'node', 'content'),
    CSS_TREE_NODE_CONTENT_INVALID = getCN('tree', 'node', 'content', 'invalid'),
    CSS_TREE_ROOT_CONTAINER = getCN('tree', 'root', 'container'),
    CSS_TREE_VIEW_CONTENT = getCN('tree', 'view', 'content'),

    addClassTreeNode = function(rootNode) {
        rootNode.addClass(CSS_TREE_NODE);

        rootNode.all('> ul > li').each(function(node) {
            addClassTreeNode(node);
        });
    },

    concat = function() {
        return Array.prototype.slice.call(arguments).join(' ');
    },

    isTreeNode = function(v) {
        return (v instanceof A.TreeNode);
    };

/**
 * A base class for TreeView, providing:
 *
 * - Widget Lifecycle (initializer, renderUI, bindUI, syncUI, destructor)
 *
 * Check the [live demo](http://alloyui.com/examples/tree/).
 *
 * @class A.TreeView
 * @extends A.Component
 * @uses A.TreeData, A.TreeViewPaginator, A.TreeViewIO
 * @param {Object} config Object literal specifying widget configuration
 *     properties.
 * @constructor
 * @include http://alloyui.com/examples/tree/basic-markup.html
 * @include http://alloyui.com/examples/tree/basic.js
 */
var TreeView = A.Component.create({
    /**
     * Static property provides a string to identify the class.
     *
     * @property NAME
     * @type String
     * @static
     */
    NAME: 'tree-view',

    /**
     * Static property used to define the default attribute
     * configuration for the TreeView.
     *
     * @property ATTRS
     * @type Object
     * @static
     */
    ATTRS: {

        /**
         * Type of the treeview (i.e. could be 'file' or 'normal').
         *
         * @attribute type
         * @default 'file'
         * @type String
         */
        type: {
            value: 'file',
            validator: isString
        },

        /**
         * Last selected TreeNode.
         *
         * @attribute lastSelected
         * @default null
         * @type TreeNode
         */
        lastSelected: {
            value: null,
            validator: isTreeNode
        },

        /**
         * Determine if its going to be lazy loaded or not.
         *
         * @attribute lazyLoad
         * @default true
         * @type Boolean
         */
        lazyLoad: {
            validator: isBoolean,
            value: true
        },

        /**
         * Determine if its going to be selected on toggle.
         *
         * @attribute selectOnToggle
         * @default false
         * @type Boolean
         */
        selectOnToggle: {
            validator: isBoolean,
            value: false
        }
    },

    AUGMENTS: [A.TreeData, A.TreeViewPaginator, A.TreeViewIO],

    /**
     * @property HTML_PARSER
     * @type {Object}
     * @protected
     * @static
     */
    HTML_PARSER: {
        contentBox: function(contentBox) {
            var root = contentBox.all('> li');

            addClassTreeNode(root);

            return contentBox;
        }
    },

    prototype: {
        CONTENT_TEMPLATE: '<ul></ul>',

        /**
         * Construction logic executed during TreeView instantiation. Lifecycle.
         *
         * @method initializer
         * @protected
         */
        initializer: function() {
            var instance = this;
            var boundingBox = instance.get('boundingBox');

            boundingBox.setData('tree-view', instance);
        },

        /**
         * Bind the events on the TreeView UI. Lifecycle.
         *
         * @method bindUI
         * @protected
         */
        bindUI: function() {
            var instance = this;

            instance.after('childrenChange', A.bind(instance._afterSetChildren, instance));

            instance._delegateDOM();
        },

        /**
         * Create the DOM structure for the TreeView. Lifecycle.
         *
         * @method renderUI
         * @protected
         */
        renderUI: function() {
            var instance = this;

            instance._renderElements();
        },

        /**
         * Fires after a key event is dispatched.
         *
         * @method _afterKeyNodeEl
         * @param {EventFacade} event
         * @protected
         */
        _afterKeyNodeEl: function(event) {
            event.preventDefault();
            this._toggleTreeContent(event);
        },

        /**
         * Fire after set children.
         *
         * @method _afterSetChildren
         * @param {EventFacade} event
         * @protected
         */
        _afterSetChildren: function(event) {
            var instance = this;

            var paginator = instance.get('paginator');

            if (paginator && paginator.total) {
                var increment = -1;

                if (event.newVal.length > event.prevVal.length) {
                    increment = 1;
                }

                paginator.total += increment;
            }

            instance._syncPaginatorUI();
        },

        /**
         * Create TreeNode from HTML markup.
         *
         * @method _createFromHTMLMarkup
         * @param {Node} container
         * @protected
         */
        _createFromHTMLMarkup: function(container) {
            var instance = this;

            container.all('> li').each(function(node) {
                // use firstChild as label
                var labelEl = node.one('> *').remove();
                var label = labelEl.outerHTML();
                var deepContainer = node.one('> ul');

                var treeNode = new A.TreeNode({
                    boundingBox: node,
                    container: deepContainer,
                    label: label,
                    leaf: !deepContainer,
                    ownerTree: instance
                });

                if (instance.get('lazyLoad')) {
                    A.setTimeout(function() {
                        treeNode.render();
                    }, 50);
                }
                else {
                    treeNode.render();
                }

                // find the parent TreeNode...
                var parentNode = node.get('parentNode').get('parentNode');
                var parentInstance = parentNode.getData('tree-node');

                if (!A.instanceOf(parentInstance, A.TreeNode)) {
                    parentInstance = parentNode.getData('tree-view');
                }

                // and simulate the appendChild.
                parentInstance.appendChild(treeNode);

                if (deepContainer) {
                    // propagating markup recursion
                    instance._createFromHTMLMarkup(deepContainer);
                }
            });
        },

        /**
         * Create Node container.
         *
         * @method _createNodeContainer
         * @protected
         */
        _createNodeContainer: function() {
            var instance = this;
            var contentBox = instance.get('contentBox');

            instance.set('container', contentBox);

            return contentBox;
        },

        /**
         * Render elements.
         *
         * @method _renderElements
         * @protected
         */
        _renderElements: function() {
            var instance = this;
            var contentBox = instance.get('contentBox');
            var children = instance.get('children');
            var type = instance.get('type');
            var CSS_TREE_TYPE = getCN('tree', type);

            contentBox.addClass(CSS_TREE_VIEW_CONTENT);

            contentBox.addClass(
                concat(CSS_TREE_TYPE, CSS_TREE_ROOT_CONTAINER)
            );

            if (!children.length) {
                // if children not specified try to create from markup
                instance._createFromHTMLMarkup(contentBox);
            }
        },

        /**
         * Delegate events.
         *
         * @method _delegateDOM
         * @protected
         */
        _delegateDOM: function() {
            var instance = this;

            var boundingBox = instance.get('boundingBox');

            // expand/collapse delegations
            boundingBox.delegate('click', A.bind(instance._onClickNodeEl, instance), '.' +
                CSS_TREE_NODE_CONTENT);
            boundingBox.delegate('key', A.bind(instance._afterKeyNodeEl, instance), 'down:enter,space',
             '.' + CSS_TREE_NODE_CONTENT);
            boundingBox.delegate('dblclick', A.bind(instance._onClickHitArea, instance), '.' + CSS_TREE_ICON);
            boundingBox.delegate('dblclick', A.bind(instance._onClickHitArea, instance), '.' + CSS_TREE_LABEL);
            // other delegations
            boundingBox.delegate(
                'mouseenter', A.bind(instance._onMouseEnterNodeEl, instance), '.' + CSS_TREE_NODE_CONTENT);
            boundingBox.delegate(
                'mouseleave', A.bind(instance._onMouseLeaveNodeEl, instance), '.' + CSS_TREE_NODE_CONTENT);
        },

        /**
         * Fire on click the TreeView.
         *
         * @method _onClickNodeEl
         * @param {EventFacade} event
         * @protected
         */
        _onClickNodeEl: function(event) {
            this._toggleTreeContent(event);
        },

        /**
         * Fire on `mouseEnter` the TreeNode.
         *
         * @method _onMouseEnterNodeEl
         * @param {EventFacade} event
         * @protected
         */
        _onMouseEnterNodeEl: function(event) {
            var instance = this;
            var treeNode = instance.getNodeByChild(event.currentTarget);

            if (treeNode) {
                treeNode.over();
            }
        },

        /**
         * Fire on `mouseLeave` the TreeNode.
         *
         * @method _onMouseLeaveNodeEl
         * @param {EventFacade} event
         * @protected
         */
        _onMouseLeaveNodeEl: function(event) {
            var instance = this;
            var treeNode = instance.getNodeByChild(event.currentTarget);

            if (treeNode) {
                treeNode.out();
            }
        },

        /**
         * Fire on `click` the TreeNode hitarea.
         *
         * @method _onClickHitArea
         * @param {EventFacade} event
         * @protected
         */
        _onClickHitArea: function(event) {
            var instance = this;
            var treeNode = instance.getNodeByChild(event.currentTarget);

            if (treeNode) {
                treeNode.toggle();
            }
        },

        /**
         * Toggles the display of the 'A.TreeView' content (i.e. set the select/unselect state).
         *
         * @method _toggleTreeContent
         * @param {EventFacade} event
         * @protected
         */
        _toggleTreeContent: function(event) {
            var treeNode = this.getNodeByChild(event.currentTarget);

            if (treeNode) {
                if (event.target.test('.' + CSS_TREE_HITAREA)) {
                    treeNode.toggle();

                    if (!this.get('selectOnToggle')) {
                        return;
                    }
                }

                if (!treeNode.isSelected()) {
                    var lastSelected = this.get('lastSelected');

                    // select drag node
                    if (lastSelected) {
                        lastSelected.unselect();
                    }

                    treeNode.select();
                }
            }
        }
    }
});

A.TreeView = TreeView;

/*
 * TreeViewDD - Drag & Drop
 */
var isNumber = L.isNumber,

    DDM = A.DD.DDM,

    CSS_CLEARFIX = getCN('clearfix'),
    CSS_ICON = getCN('glyphicon'),
    CSS_TREE_DRAG_HELPER = getCN('tree', 'drag', 'helper'),
    CSS_TREE_DRAG_HELPER_CONTENT = getCN('tree', 'drag', 'helper', 'content'),
    CSS_TREE_DRAG_HELPER_LABEL = getCN('tree', 'drag', 'helper', 'label'),
    CSS_TREE_DRAG_INSERT_ABOVE = getCN('tree', 'drag', 'insert', 'above'),
    CSS_TREE_DRAG_INSERT_APPEND = getCN('tree', 'drag', 'insert', 'append'),
    CSS_TREE_DRAG_INSERT_BELOW = getCN('tree', 'drag', 'insert', 'below'),
    CSS_TREE_DRAG_STATE_APPEND = getCN('tree', 'drag', 'state', 'append'),
    CSS_TREE_DRAG_STATE_INSERT_ABOVE = getCN('tree', 'drag', 'state', 'insert', 'above'),
    CSS_TREE_DRAG_STATE_INSERT_BELOW = getCN('tree', 'drag', 'state', 'insert', 'below'),

    HELPER_TPL = '<div class="' + CSS_TREE_DRAG_HELPER + '">' +
    '<div class="' + [CSS_TREE_DRAG_HELPER_CONTENT, CSS_CLEARFIX].join(' ') + '">' +
    '<span class="' + CSS_ICON + '"></span>' +
    '<span class="' + CSS_TREE_DRAG_HELPER_LABEL + '"></span>' +
    '</div>' +
    '</div>';

/**
 * A base class for TreeViewDD, providing:
 *
 * - Widget Lifecycle (initializer, renderUI, bindUI, syncUI, destructor)
 * - DragDrop support for the TreeNodes
 *
 * @class A.TreeViewDD
 * @extends A.TreeView
 * @param {Object} config Object literal specifying widget configuration
 *     properties.
 * @constructor
 */
var TreeViewDD = A.Component.create({
    /**
     * Static property provides a string to identify the class.
     *
     * @property NAME
     * @type String
     * @static
     */
    NAME: 'tree-drag-drop',

    /**
     * Static property used to define the default attribute
     * configuration for the TreeViewDD.
     *
     * @property ATTRS
     * @type Object
     * @static
     */
    ATTRS: {
        /**
         * Dragdrop helper element.
         *
         * @attribute helper
         * @default null
         * @type Node | String
         */
        helper: {
            value: null
        },

        /**
         * Delay of the scroll while dragging the TreeNodes.
         *
         * @attribute scrollDelay
         * @default 100
         * @type Number
         */
        scrollDelay: {
            value: 100,
            validator: isNumber
        }
    },

    EXTENDS: A.TreeView,

    prototype: {

        /**
         * Direction of the drag (i.e. could be 'up' or 'down').
         *
         * @property direction
         * @type String
         * @protected
         */
        direction: 'below',

        /**
         * Drop action (i.e. could be 'append', 'below' or 'above').
         *
         * @attribute dropAction
         * @default null
         * @type String
         */
        dropAction: null,

        /**
         * Last Y.
         *
         * @attribute lastY
         * @default 0
         * @type Number
         */
        lastY: 0,

        /**
         * Node.
         *
         * @attribute node
         * @default null
         */
        node: null,

        /**
         * Reference for the current drop node.
         *
         * @attribute nodeContent
         * @default null
         * @type Node
         */
        nodeContent: null,

        /**
         * Destructor lifecycle implementation for the `TreeViewDD` class.
         * Purges events attached to the node (and all child nodes).
         *
         * @method destructor
         * @protected
         */
        destructor: function() {
            var instance = this;
            var helper = instance.get('helper');

            if (helper) {
                helper.remove(true);
            }

            if (instance.ddDelegate) {
                instance.ddDelegate.destroy();
            }
        },

        /**
         * Bind the events on the TreeViewDD UI. Lifecycle.
         *
         * @method bindUI
         * @protected
         */
        bindUI: function() {
            var instance = this;

            A.TreeViewDD.superclass.bindUI.apply(this, arguments);

            instance._bindDragDrop();
        },

        /**
         * Create the DOM structure for the TreeViewDD. Lifecycle.
         *
         * @method renderUI
         * @protected
         */
        renderUI: function() {
            var instance = this;

            A.TreeViewDD.superclass.renderUI.apply(this, arguments);

            // creating drag helper and hiding it
            var helper = A.Node.create(HELPER_TPL).hide();

            // append helper to the body
            A.one('body').append(helper);

            instance.set('helper', helper);

            // set DRAG_CURSOR to the default arrow
            DDM.set('dragCursor', 'default');
        },

        /**
         * Bind DragDrop events.
         *
         * @method _bindDragDrop
         * @protected
         */
        _bindDragDrop: function() {
            var instance = this,
                boundingBox = instance.get('boundingBox'),
                dragInitHandle = null;

            instance._createDragInitHandler = function() {
                instance.ddDelegate = new A.DD.Delegate({
                    bubbleTargets: instance,
                    container: boundingBox,
                    invalid: '.' + CSS_TREE_NODE_CONTENT_INVALID,
                    nodes: '.' + CSS_TREE_NODE_CONTENT,
                    target: true
                });

                var dd = instance.ddDelegate.dd;

                dd.plug(A.Plugin.DDProxy, {
                    moveOnEnd: false,
                    positionProxy: false,
                    borderStyle: null
                }).plug(A.Plugin.DDNodeScroll, {
                    scrollDelay: instance.get('scrollDelay'),
                    node: boundingBox
                });

                dd.removeInvalid('a');

                if (dragInitHandle) {
                    dragInitHandle.detach();
                }

            };

            // Check for mobile devices and execute _createDragInitHandler
            // before events
            if (!UA.touch) {
                // only create the drag on the init elements if the user
                // mouseover the boundingBox for init performance reasons
                dragInitHandle = boundingBox.on(['focus', 'mousedown', 'mousemove'], instance._createDragInitHandler);
            }
            else {
                instance._createDragInitHandler();
            }

            // drag & drop listeners
            instance.on('drag:align', instance._onDragAlign);
            instance.on('drag:start', instance._onDragStart);
            instance.on('drop:exit', instance._onDropExit);
            instance.after('drop:hit', instance._afterDropHit);
            instance.on('drop:hit', instance._onDropHit);
            instance.on('drop:over', instance._onDropOver);
        },

        /**
         * Set the append CSS state on the passed `nodeContent`.
         *
         * @method _appendState
         * @param {Node} nodeContent
         * @protected
         */
        _appendState: function(nodeContent) {
            var instance = this;

            instance.dropAction = 'append';

            instance.get('helper').addClass(CSS_TREE_DRAG_STATE_APPEND);

            nodeContent.addClass(CSS_TREE_DRAG_INSERT_APPEND);
        },

        /**
         * Set the going down CSS state on the passed `nodeContent`.
         *
         * @method _goingDownState
         * @param {Node} nodeContent
         * @protected
         */
        _goingDownState: function(nodeContent) {
            var instance = this;

            instance.dropAction = 'below';

            instance.get('helper').addClass(CSS_TREE_DRAG_STATE_INSERT_BELOW);

            nodeContent.addClass(CSS_TREE_DRAG_INSERT_BELOW);
        },

        /**
         * Set the going up CSS state on the passed `nodeContent`.
         *
         * @method _goingUpState
         * @param {Node} nodeContent
         * @protected
         */
        _goingUpState: function(nodeContent) {
            var instance = this;

            instance.dropAction = 'above';

            instance.get('helper').addClass(CSS_TREE_DRAG_STATE_INSERT_ABOVE);

            nodeContent.addClass(CSS_TREE_DRAG_INSERT_ABOVE);
        },

        /**
         * Set the reset CSS state on the passed `nodeContent`.
         *
         * @method _resetState
         * @param {Node} nodeContent
         * @protected
         */
        _resetState: function(nodeContent) {
            var instance = this;
            var helper = instance.get('helper');

            helper.removeClass(CSS_TREE_DRAG_STATE_APPEND);
            helper.removeClass(CSS_TREE_DRAG_STATE_INSERT_ABOVE);
            helper.removeClass(CSS_TREE_DRAG_STATE_INSERT_BELOW);

            if (nodeContent) {
                nodeContent.removeClass(CSS_TREE_DRAG_INSERT_ABOVE);
                nodeContent.removeClass(CSS_TREE_DRAG_INSERT_APPEND);
                nodeContent.removeClass(CSS_TREE_DRAG_INSERT_BELOW);
            }
        },

        /**
         * Update the CSS node state (i.e. going down, going up, append etc).
         *
         * @method _updateNodeState
         * @param {EventFacade} event
         * @protected
         */
        _updateNodeState: function(event) {
            var instance = this;
            var drag = event.drag;
            var drop = event.drop;
            var nodeContent = drop.get('node');
            var dropNode = nodeContent.get('parentNode');
            var dragNode = drag.get('node').get('parentNode');
            var dropTreeNode = dropNode.getData('tree-node');

            // reset the classNames from the last nodeContent
            instance._resetState(instance.nodeContent);

            // cannot drop the dragged element into any of its children
            // nor above an undraggable element
            // using DOM contains method for performance reason
            if (!!dropTreeNode.get('draggable') && !dragNode.contains(dropNode)) {
                // nArea splits the height in 3 areas top/center/bottom these
                // areas are responsible for defining the state when the mouse
                // is over any of them
                var nArea = nodeContent.get('offsetHeight') / 3;
                var yTop = nodeContent.getY();
                var yCenter = yTop + nArea;
                var yBottom = yTop + nArea * 2;
                var mouseY = drag.mouseXY[1];

                // UP: mouse on the top area of the node
                if ((mouseY > yTop) && (mouseY < yCenter)) {
                    instance._goingUpState(nodeContent);
                }
                // DOWN: mouse on the bottom area of the node
                else if (mouseY > yBottom) {
                    instance._goingDownState(nodeContent);
                }
                // APPEND: mouse on the center area of the node
                else if ((mouseY > yCenter) && (mouseY < yBottom)) {
                    // if it's a folder set the state to append
                    if (dropTreeNode && !dropTreeNode.isLeaf()) {
                        instance._appendState(nodeContent);
                    }
                    // if it's a leaf we need to set the ABOVE or BELOW state
                    // instead of append
                    else {
                        if (instance.direction === 'up') {
                            instance._goingUpState(nodeContent);
                        }
                        else {
                            instance._goingDownState(nodeContent);
                        }
                    }
                }
            }

            instance.nodeContent = nodeContent;
        },

        /**
         * Fire after the drop hit event.
         *
         * @method _afterDropHit
         * @param {EventFacade} event Drop hit event facade
         * @protected
         */
        _afterDropHit: function(event) {
            var instance = this;
            var dropAction = instance.dropAction;
            var dragNode = event.drag.get('node').get('parentNode');
            var dropNode = event.drop.get('node').get('parentNode');

            var dropTreeNode = dropNode.getData('tree-node');
            var dragTreeNode = dragNode.getData('tree-node');

            var output = instance.getEventOutputMap(instance);

            output.tree.dropNode = dropTreeNode;
            output.tree.dragNode = dragTreeNode;

            if (dropAction === 'above') {
                dropTreeNode.insertBefore(dragTreeNode);

                instance.bubbleEvent('dropInsert', output);
            }
            else if (dropAction === 'below') {
                dropTreeNode.insertAfter(dragTreeNode);

                instance.bubbleEvent('dropInsert', output);
            }
            else if (dropAction === 'append') {
                if (dropTreeNode && !dropTreeNode.isLeaf()) {
                    if (!dropTreeNode.get('expanded')) {
                        // expand node when drop a child on it
                        dropTreeNode.expand();
                    }

                    dropTreeNode.appendChild(dragTreeNode);

                    instance.bubbleEvent('dropAppend', output);
                }
            }

            instance._resetState(instance.nodeContent);

            // bubbling drop event
            instance.bubbleEvent('drop', output);

            instance.dropAction = null;
        },

        /**
         * Fire on drag align event.
         *
         * @method _onDragAlign
         * @param {EventFacade} event Append event facade
         * @protected
         */
        _onDragAlign: function(event) {
            var instance = this;
            var lastY = instance.lastY;
            var y = event.target.lastXY[1];

            // if the y change
            if (y !== lastY) {
                // set the drag direction
                instance.direction = (y < lastY) ? 'up' : 'down';
            }

            instance.lastY = y;
        },

        /**
         * Fire on drag start event.
         *
         * @method _onDragStart
         * @param {EventFacade} event Append event facade
         * @protected
         */
        _onDragStart: function(event) {
            var instance = this;
            var drag = event.target;
            var dragNode = drag.get('node').get('parentNode');
            var dragTreeNode = dragNode.getData('tree-node');
            var lastSelected = instance.get('lastSelected');

            // select drag node
            if (lastSelected) {
                lastSelected.unselect();
            }

            dragTreeNode.select();

            // initialize drag helper
            var helper = instance.get('helper');
            var helperLabel = helper.one('.' + CSS_TREE_DRAG_HELPER_LABEL);

            // show helper, we need display block here, yui dd hide it with
            // display none
            helper.setStyle('display', 'block').show();

            // set the CSS_TREE_DRAG_HELPER_LABEL html with the label of the
            // dragged node
            helperLabel.html(dragTreeNode.get('label'));

            // update the DRAG_NODE with the new helper
            drag.set('dragNode', helper);
        },

        /**
         * Fire on drop over event.
         *
         * @method _onDropOver
         * @param {EventFacade} event Append event facade
         * @protected
         */
        _onDropOver: function(event) {
            var instance = this;

            instance._updateNodeState(event);
        },

        /**
         * Fire on drop hit event.
         *
         * @method _onDropHit
         * @param {EventFacade} event Append event facade
         * @protected
         */
        _onDropHit: function(event) {
            var dropNode = event.drop.get('node').get('parentNode');
            var dropTreeNode = dropNode.getData('tree-node');

            if (!isTreeNode(dropTreeNode)) {
                event.preventDefault();
            }
        },

        /**
         * Fire on drop exit event.
         *
         * @method _onDropExit
         * @param {EventFacade} event Append event facade
         * @protected
         */
        _onDropExit: function() {
            var instance = this;

            instance.dropAction = null;

            instance._resetState(instance.nodeContent);
        }
    }
});

A.TreeViewDD = TreeViewDD;


}, '3.1.0-deprecated.126', {
    "requires": [
        "dd-delegate",
        "dd-proxy",
        "widget",
        "aui-tree-node",
        "aui-tree-paginator",
        "aui-tree-io"
    ],
    "skinnable": true
});
