Ticket #12713: fire_onchange_event_after_add_new_option.diff

django-fire_onchange_event_with_select/django/contrib/admin/media/js/admin/RelatedObjectLookups.js

@@ -13 +13 @@
 
 // IE doesn't accept periods or dashes in the window name, but the element IDs
 // we use to generate popup window names may contain them, therefore we map them
-// to allowed characters in a reversible way so that we can locate the correct 
+// to allowed characters in a reversible way so that we can locate the correct
 // element when the popup window is dismissed.
 function id_to_windowname(text) {
     text = text.replace(/\./g, '__dot__');
@@ -55 +55 @@
 function showAddAnotherPopup(triggeringLink) {
     var name = triggeringLink.id.replace(/^add_/, '');
     name = id_to_windowname(name);
-    href = triggeringLink.href
+    href = triggeringLink.href;
     if (href.indexOf('?') == -1) {
         href += '?_popup=1';
     } else {
@@ -93 +93 @@
         SelectBox.redisplay(toId);
     }
     win.close();
+    if(elem.fireEvent) {
+        // for IE
+        elem.fireEvent('onchange');
+    }
+    else {
+        // for gecko based and others
+        var evt = document.createEvent('HTMLEvents');
+        evt.initEvent('change', true, true);
+        elem.dispatchEvent(evt);
+    }
 }