var App_Product_Category_Tree = qs.createObject();

App_Product_Category_Tree.prototype = {

    _defOptions : {
        collapsed: false,
        animated: "medium",
        control: "#sidetreecontrol",
        persist: "location"
    },
    _options: null,

    initialize: function (options)
    {
        this._options = $.extend(this._defOptions, {}, options);
        this.build();
    },

    build: function ()
    {
        $("#tree").treeview(this._options);
        this.initControls();
    },

    initControls: function ()
    {
        var that = this;
        var links = $(this._options.control + ' [data-tree-action]');
        if (links.size()) {
            $(links).bind('click.checkboxTree', function () {
                that.onLinkClick.apply(that, arguments);
            });
        }
    },

    onLinkClick: function (e)
    {
        e.preventDefault();

        var target = $(e.currentTarget);
        var action = $(target).data('tree-action');
        var tree = $('#tree');
        switch (action) {
            case 'expandAll':
                $(tree).data('toggler').apply( $('div.hitarea', tree).filter(function() { return $(this).parent('.expandable').length; }) );
                break;
            case 'collapseAll':
                $(tree).data('toggler').apply( $('div.hitarea', tree).filter(function() { return $(this).parent('.collapsable').length; }) );
                break;
        }
    }
};