modules/saveguard/saveguard.js

// $Id: saveguard.js,v 1.1 2007/11/27 20:48:36 starbow Exp $

/*
 *  Called when there is unsaved data on the page
 *    to warn users leaving (or reloading) page that they would lose their changes.
 *  The onbeforeunload event works in FF, IE and Safari, but not in Opera (yet).
 *  The form of the dialog is unmodifiable:
 *  
 *  Are you sure you want to navigate away from this page?
 *  Your message here
 *  Press OK to continue, or Cancel to stay on the current page.
 */
(function ($) {
  Drupal.markPageUnsaved = function(msg) {
    if (!$('body').is('.has-unsaved-changes')) { // Only do it once.
      $('body').addClass('has-unsaved-changes');
      if (!msg) { // default message
        msg = "If you continue your unsaved changes will be lost.";
      }
      window.onbeforeunload = function() {return msg;};
      $(':submit, input:image').click(function() {
        window.onbeforeunload = null;  // Turn off the warning before submit triggers it.
      });
    }
  };

  $(document).ready(function(){ 
    msg = Drupal.settings.saveguard.msg;
    $('input, select').change(function() {Drupal.markPageUnsaved(msg)}); // checkboxes, radio buttons and selects
    $('input, textarea').keypress(function() {Drupal.markPageUnsaved(msg)}); // textfields and textareas
  });

})(jQuery);
1	// $Id: saveguard.js,v 1.1 2007/11/27 20:48:36 starbow Exp $
2
3	/*
4	* Called when there is unsaved data on the page
5	* to warn users leaving (or reloading) page that they would lose their changes.
6	* The onbeforeunload event works in FF, IE and Safari, but not in Opera (yet).
7	* The form of the dialog is unmodifiable:
8	*
9	* Are you sure you want to navigate away from this page?
10	* Your message here
11	* Press OK to continue, or Cancel to stay on the current page.
12	*/
13	(function ($) {
14	Drupal.markPageUnsaved = function(msg) {
15	if (!$('body').is('.has-unsaved-changes')) { // Only do it once.
16	$('body').addClass('has-unsaved-changes');
17	if (!msg) { // default message
18	msg = "If you continue your unsaved changes will be lost.";
19	}
20	window.onbeforeunload = function() {return msg;};
21	$(':submit, input:image').click(function() {
22	window.onbeforeunload = null; // Turn off the warning before submit triggers it.
23	});
24	}
25	};
26
27	$(document).ready(function(){
28	msg = Drupal.settings.saveguard.msg;
29	$('input, select').change(function() {Drupal.markPageUnsaved(msg)}); // checkboxes, radio buttons and selects
30	$('input, textarea').keypress(function() {Drupal.markPageUnsaved(msg)}); // textfields and textareas
31	});
32
33	})(jQuery);