DocumentServer/OfficeWeb/sdk/Excel/view/HandlerList.js
nikolay ivanov a8be6b9e72 init repo
2014-07-05 18:22:49 +00:00

103 lines
4 KiB
JavaScript

/*
* (c) Copyright Ascensio System SIA 2010-2014
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
* EU, LV-1021.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
(function ($, window, undefined) {
var asc = window["Asc"],
asc_typeOf = asc.typeOf;
function asc_CHandlersList(handlers) {
if (! (this instanceof asc_CHandlersList)) {
return new asc_CHandlersList(handlers);
}
this.handlers = handlers || {};
return this;
}
asc_CHandlersList.prototype = {
trigger: function (eventName) {
var h = this.handlers[eventName],
t = asc_typeOf(h),
a = Array.prototype.slice.call(arguments, 1),
i;
if (t === "function") {
return h.apply(this, a);
}
if (t === "array") {
for (i = 0; i < h.length; i += 1) {
if (asc_typeOf(h[i]) === "function") {
h[i].apply(this, a);
}
}
return true;
}
return false;
},
add: function (eventName, eventHandler, replaceOldHandler) {
var th = this.handlers,
h, old, t;
if (replaceOldHandler || !th.hasOwnProperty(eventName)) {
th[eventName] = eventHandler;
} else {
old = h = th[eventName];
t = asc_typeOf(old);
if (t !== "array") {
h = th[eventName] = [];
if (t === "function") {
h.push(old);
}
}
h.push(eventHandler);
}
},
remove: function (eventName, eventHandler) {
var th = this.handlers,
h = th[eventName],
i;
if (th.hasOwnProperty(eventName)) {
if (asc_typeOf(h) !== "array" || asc_typeOf(eventHandler) !== "function") {
delete th[eventName];
return true;
}
for (i = h.length - 1; i >= 0; i -= 1) {
if (h[i] === eventHandler) {
delete h[i];
return true;
}
}
}
return false;
}
};
var prot;
window["Asc"]["asc_CHandlersList"] = window["Asc"].asc_CHandlersList = asc_CHandlersList;
prot = asc_CHandlersList.prototype;
prot["trigger"] = prot.trigger = prot.trigger;
prot["add"] = prot.add = prot.add;
prot["remove"] = prot.remove = prot.remove;
})(jQuery, window);