Current File : //data/old/home/stash/atlassian-stash/static/util/warn-before-unload.js
define('util/warn-before-unload', function () {
'use strict';
/**
* Wrap this function around a promise and the user will be presented with a message and a confirmation box
* if they attempt to close the window before the promise is resolved or rejected.
*
* @param {Object} promise the promise to wrap.
* @param {String} message a string to present when the window is closing. Avoid asking a question - the browser will add one.
*/
function warnBeforeUnload(promise, message)
{
var completed = false;
message = message || AJS.I18n.getText('stash.web.warnonunload');
var oldOnBeforeUnload = window.onbeforeunload;
var newOnBeforeUnload = function() {
var oldRet = oldOnBeforeUnload ?
oldOnBeforeUnload.apply(this, arguments) :
undefined;
return completed ?
oldRet :
message;
};
window.onbeforeunload = newOnBeforeUnload;
promise.always(function() {
completed = true;
if (window.onbeforeunload === newOnBeforeUnload) { //someone might have beaten us
window.onbeforeunload = oldOnBeforeUnload;
}
});
}
return warnBeforeUnload;
});
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