From c0037f1882dd3b669e0ac49dac272cf26435015e Mon Sep 17 00:00:00 2001 From: Aleksander Machniak <alec@alec.pl> Date: Fri, 02 May 2014 05:40:10 -0400 Subject: [PATCH] Improve rcube_find_object() performance by prefering getElementById() as this is the most common case --- program/js/common.js | 70 ++++++++++++++++++++++------------- 1 files changed, 44 insertions(+), 26 deletions(-) diff --git a/program/js/common.js b/program/js/common.js index 28f79d5..48e8555 100644 --- a/program/js/common.js +++ b/program/js/common.js @@ -1,18 +1,30 @@ -/* - +-----------------------------------------------------------------------+ - | Roundcube common js library | - | | - | This file is part of the Roundcube web development suite | - | Copyright (C) 2005-2012, The Roundcube Dev Team | - | | - | Licensed under the GNU General Public License version 3 or | - | any later version with exceptions for skins & plugins. | - | See the README file for a full license statement. | - | | - +-----------------------------------------------------------------------+ - | Author: Thomas Bruederli <roundcube@gmail.com> | - +-----------------------------------------------------------------------+ -*/ +/** + * Roundcube common js library + * + * 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) 2005-2014, 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. + */ // Constants var CONTROL_KEY = 1; @@ -212,7 +224,7 @@ p.element = document; if (!p.object._rc_events) - p.object._rc_events = []; + p.object._rc_events = {}; var key = p.event + '*' + p.method; if (!p.object._rc_events[key]) @@ -460,21 +472,25 @@ function rcube_find_object(id, d) { var n, f, obj, e; - if(!d) d = document; - if(d.getElementsByName && (e = d.getElementsByName(id))) + if (!d) d = document; + + if (d.getElementById) + if (obj = d.getElementById(id)) + return obj; + + if (!obj && d.getElementsByName && (e = d.getElementsByName(id))) obj = e[0]; - if(!obj && d.getElementById) - obj = d.getElementById(id); - if(!obj && d.all) + + if (!obj && d.all) obj = d.all[id]; - if(!obj && d.images.length) + if (!obj && d.images.length) obj = d.images[id]; if (!obj && d.forms.length) { for (f=0; f<d.forms.length; f++) { - if(d.forms[f].name == id) + if (d.forms[f].name == id) obj = d.forms[f]; else if(d.forms[f].elements[id]) obj = d.forms[f].elements[id]; @@ -482,7 +498,8 @@ } if (!obj && d.layers) { - if (d.layers[id]) obj = d.layers[id]; + if (d.layers[id]) + obj = d.layers[id]; for (n=0; !obj && n<d.layers.length; n++) obj = rcube_find_object(id, d.layers[n].document); } @@ -496,8 +513,8 @@ var mouse = rcube_event.get_mouse_pos(ev), pos = $(obj).offset(); - return ((mouse.x >= pos.left) && (mouse.x < (pos.left + obj.offsetWidth)) && - (mouse.y >= pos.top) && (mouse.y < (pos.top + obj.offsetHeight))); + return (mouse.x >= pos.left) && (mouse.x < (pos.left + obj.offsetWidth)) && + (mouse.y >= pos.top) && (mouse.y < (pos.top + obj.offsetHeight)); }; @@ -509,6 +526,7 @@ (path ? "; path=" + path : "") + (domain ? "; domain=" + domain : "") + (secure ? "; secure" : ""); + document.cookie = curCookie; }; -- Gitblit v1.9.1