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/**
 * Roundcube Treelist Widget
 *
 * This file is part of the Roundcube Webmail client
 *
 * @licstart  The following is the entire license notice for the
 * JavaScript code in this file.
 *
 * Copyright (c) The Roundcube Dev Team
 *
 * The JavaScript code in this page is free software: you can
 * redistribute it and/or modify it under the terms of the GNU
 * General Public License (GNU GPL) as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option)
 * any later version.  The code is distributed WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU GPL for more details.
 *
 * As additional permission under GNU GPL version 3 section 7, you
 * may distribute non-source (e.g., minimized or compacted) forms of
 * that code without the copy of the GNU GPL normally required by
 * section 4, provided you include this license notice and a URL
 * through which recipients can access the Corresponding Source.
 *
 * @licend  The above is the entire license notice
 * for the JavaScript code in this file.
 *
 * @author Thomas Bruederli <roundcube@gmail.com>
 * @requires jquery.js, common.js
 */
function rcube_treelist_widget(e,s){s=$.extend({id_prefix:"",autoexpand:1e3,selectable:!1,scroll_delay:500,scroll_step:5,scroll_speed:20,save_state:!1,keyboard:!0,tabexit:!0,parent_focus:!1,check_droptarget:function(e){return!e.virtual}},s||{});var d,c,n,t,o,u,r,i,l,f=$(e),a=s.data||[],h={},p=null,g=!1,v=!1,_="",m=!1,x={},b=[],y=0,T=0,w=f.attr("id")||s.id_prefix||"0",C=this;function E(e,t,r){var i;if(i=h[e]){if(i.collapsed=void 0===r||r,(n=O((a=i).id,!0)).attr("aria-expanded",a.collapsed?"false":"true"),n.children("ul").first()[a.collapsed?"hide":"show"](),n.children("div.treetoggle").removeClass("collapsed expanded").addClass(a.collapsed?"collapsed":"expanded"),C.triggerEvent("toggle",a),t&&i.children)for(var l=0;l<i.children.length;l++)E(i.children[l].id,t,r);C.triggerEvent(i.collapsed?"collapse":"expand",i);var n=e,a=i.collapsed;s.save_state&&window.rcmail&&(e="treelist-"+w,(o=o||rcmail.local_storage_get_item(e,{}))[n]!=a)&&(o[n]=a,rcmail.local_storage_set_item(e,o))}}function k(e,t){E(e,t,!1)}function L(e,t){var r;(r=h[e])&&E(e,t,!r.collapsed)}function A(e){var t;!1!==C.triggerEvent("beforeselect",h[e])&&(p&&(O(p,!0).removeClass("selected").removeAttr("aria-selected"),v&&O(p).removeClass("selected").removeAttr("aria-selected"),p=null),e)&&((t=O(e,!0)).length&&(t.addClass("selected").attr("aria-selected","true"),p=e,v&&O(e).addClass("selected").attr("aria-selected","true"),B(t)),C.triggerEvent("select",h[e]))}function F(){return p}function I(e,t){return O(e,t).get(0)}function U(e,t){var r,i,l=e.get(0).id,n=e.children().first().text().toUpperCase();e.parent().children("li"+t).each(function(e,t){if(0==e&&(r=t),t.id!=l){if(!(t.id!=l&&n>=$(t).children().first().text().toUpperCase()))return!1;i=t}}),i?e.insertAfter(i):r&&r.id!=l&&e.insertBefore(r),S()}function S(){a=function n(e,a){var o=[];e.children("li").each(function(e,t){var r,t=$(t),i=t.children("ul"),l={id:N(t),classes:String(t.attr("class")).split(" 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r;if(!t.virtual&&!t.deleted&&0<=String(t.text).toLowerCase().indexOf(i)&&l.indexOf(t.id)<0){if((r=O(t.id)).data("filtered"))return;r=$("<li>").attr("id",r.attr("id")+"--xsR").attr("class",r.attr("class")).addClass("searchresult__").append(r.children(":not(div.treetoggle,ul)").clone(!0,!0)).appendTo(f),rcmail.triggerEvent("clonerow",{id:t.id,row:r.get(0)}),l.push(t.id)}t.children&&t.children.length&&n(t.children)})},v&&($(f).children("li.searchresult__").remove(),v=!1),$(f).children("li").hide().removeClass("selected"),n(a),v=!0,C.triggerEvent("search",{query:i,last:_,count:l.length,ids:l,execute:e||!1}),_=i)}function R(e){t&&t.val(""),$(f).children("li.searchresult__").remove(),$(f).children("li").filter(function(){return!$(this).data("filtered")}).show(),v=!1,C.triggerEvent("search",{query:!1,last:_}),_="",p&&!e&&A(p)}function H(e,t,r){if(!e.deleted){var i=$("<li>").attr("id",s.id_prefix+(s.id_encode?s.id_encode(e.id):e.id)).attr("role","treeitem").addClass((e.classes||[]).join(" 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t=f.parent(),r=t.scrollTop(),i=e.offset().top-t.offset().top;(i<0||i+e.height()>t.height())&&t.scrollTop(i+r)}function K(e){if(s.save_state&&window.rcmail)return(o=o||rcmail.local_storage_get_item("treelist-"+w,{}))[e]}function P(e){if(e||!g){g=!0;var t,r,i,l=f.offset();for(i in y=bw.ie?0:window.pageYOffset,T=f.parent().scrollTop(),l.top+=T,x={x1:l.left,y1:l.top,x2:l.left+f.width(),y2:l.top+f.height()},b=[],h)(t=O(i).children().first().get(0))&&(r=t.offsetHeight)&&((l=$(t).offset()).top+=T,b[i]={x1:l.left,y1:l.top,x2:l.left+t.offsetWidth,y2:l.top+r,on:i==c});f.height()>f.parent().height()&&f.parent().on("mousemove.treelist",function(e){var t=0,e=rcube_event.get_mouse_pos(e);e.y-=f.parent().offset().top,e.y<25&&0<T?t=-1:e.y>f.parent().height()-25&&(t=1),g&&0!=t?n=n||setTimeout(function(){!function e(t){if(!g)return;var 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t=$(e.target),r=h[N(t.closest("li"))];if(r&&r.virtual&&!t.attr("href"))return e.preventDefault(),e.stopPropagation(),!1}),s.searchbox&&(t=$(s.searchbox).off("keyup.treelist").on("keyup.treelist",function(e){var t=rcube_event.get_keycode(e);rcube_event.get_modifier(e);switch(t){case 9:break;case 13:return q(this.value,!0),rcube_event.cancel(e);case 27:R();break;case 38:case 37:case 39:case 40:return;default:q(this.value,!1)}}).attr("autocomplete","off")).parent().find("a.reset").off("click.treelist").on("click.treelist",function(e){return R(),!1}),$(document.body).on("keydown",function(e){var t,r,i=e.target||{},l=rcube_event.get_keycode(e);if(m&&("INPUT"!=i.nodeName||38==l||40==l)&&"TEXTAREA"!=i.nodeName&&"SELECT"!=i.nodeName)switch(l){case 38:case 40:case 63232:case 63233:return(t=s.keyboard?f.find(":focus").closest("li"):[]).length&&function e(t,r,i){var 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