From a7dfbb55d9e4be6bbf096abb0e06e32086476a96 Mon Sep 17 00:00:00 2001
From: Brandon Aaron <brandon.aaron@gmail.com>
Date: Wed, 19 Dec 2007 18:35:58 +0000
Subject: [PATCH] Short-circuit jQuery.event.fix if it has already fixed the
current event object.
---
src/event.js | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/src/event.js b/src/event.js
index c0238cc..fa8be8d 100644
--- a/src/event.js
+++ b/src/event.js
@@ -263,11 +263,18 @@ jQuery.event = {
},
fix: function(event) {
+ // Short-circuit if the event has already been fixed by jQuery.event.fix
+ if ( event[ expando ] )
+ return event;
+
// store a copy of the original event object
// and clone to set read-only properties
var originalEvent = event;
event = jQuery.extend({}, originalEvent);
+ // Mark the event as fixed by jQuery.event.fix
+ event[ expando ] = true;
+
// add preventDefault and stopPropagation since
// they will not work on the clone
event.preventDefault = function() {
--
1.7.10.4