withfront/js/form/w-buffer_unload.js

Tools for frontend development especially with Bootstrap 3.x and jQuery 3.x also FontAwesome, jsCookie and more

/* * * * * * * * * * * * *
 *        Start          *
 * Window on buffer onload
 * * * * * * * * * * * * */
// Message to be displayed on unload
// var message = $('#jtrnslt #leavemess').text(), submitting = false;
// // On Form submition set submitting to true for not fire onbeforeunload
// $(document).on("submit", "form", function(event){
//     submitting = true;
// });
// // Window onbeforeunload fired when leave page but not if it a form submition or element with .noBeforeUnload class
// window.onbeforeunload = function (e) {
//     e = e || window.event;
//     // Determine if you want to allow unload
//     /* some synchronous operation here*/
//     if (!submitting && !$(e.target.activeElement).hasClass('noBeforeUnload')) {
//         // IE BUG: throws unspecified error on "cancel"
//         // so we temporarily mask all Javascript errors
//         window.onerror = function (msg, url, linenumber) {
//             return -1 < msg.toLowerCase().indexOf('unspecified error');
//         };
//         // After return the (blocking) confirmation window is shown
//         // after which we remove Javascript error handler
//         window.setTimeout(function () {
//             window.onerror = function () {
//                 return false;
//             }
//         }, 100);
//         // -- IE BUG
//
//         // default message if missed
//         if (message.length == 0) {
//             message = 'Are you sure you want leave this page without save? Sei sicuro di volere uscire senza salvare?';
//         }
//
//         // IE expects the confirmation string in the
//         // `returnValue` property of event object
//         if (e) {
//             e.returnValue = message;
//         }
//         // Other browsers expect it returned as a string
//         return message;
//     }
// };
/* * * * * * * * * * * * *
 *          END          *
 * Window on buffer onload
 * * * * * * * * * * * * */