jquery.are-you-sure
Version:
A light-weight jQuery "dirty forms" Plugin - it monitors HTML forms and alerts users to unsaved changes if they attempt to close the browser or navigate away from the page. (Are you sure?)
32 lines (31 loc) • 1.04 kB
JavaScript
/*!
* An experimental shim to partially emulate onBeforeUnload on iOS.
* Part of https://github.com/codedance/jquery.AreYouSure/
*
* Copyright (c) 2012-2014, Chris Dance and PaperCut Software http://www.papercut.com/
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* Author: chris.dance@papercut.com
* Date: 19th May 2014
*/
$(function() {
if (!navigator.userAgent.toLowerCase().match(/iphone|ipad|ipod|opera/)) {
return;
}
$('a').bind('click', function(evt) {
var href = $(evt.target).closest('a').attr('href');
if (href !== undefined && !(href.match(/^#/) || href.trim() == '')) {
var response = $(window).triggerHandler('beforeunload', response);
if (response && response != "") {
var msg = response + "\n\n"
+ "Press OK to leave this page or Cancel to stay.";
if (!confirm(msg)) {
return false;
}
}
window.location.href = href;
return false;
}
});
});