Fixed memory leak in IE with non-native event types

diff --git a/src/event.js b/src/event.js
index d5be7c5..30f1b03 100644 (file)
--- a/src/event.js
+++ b/src/event.js
@@ -49,10 +49,14 @@ jQuery.event = {
                                if ( typeof jQuery == "undefined" || jQuery.event.triggered )
                                        return val;
                
-                               val = jQuery.event.handle.apply(elem, arguments);
+                               val = jQuery.event.handle.apply(arguments.callee.elem, arguments);
                
                                return val;
                        });
+               // Add elem as a property of the handle function
+               // This is to prevent a memory leak with non-native
+               // event in IE.
+               handle.elem = elem;
                        
                        // Handle multiple events seperated by a space
                        // jQuery(...).bind("mouseover mouseout", fn);
@@ -87,6 +91,9 @@ jQuery.event = {
                                // Keep track of which events have been used, for global triggering
                                jQuery.event.global[type] = true;
                        });
+               
+               // Nullify elem to prevent memory leaks in IE
+               elem = null;
        },
 
        guid: 1,
@@ -150,6 +157,8 @@ jQuery.event = {
                        // Remove the expando if it's no longer used
                        for ( ret in events ) break;
                        if ( !ret ) {
+                               var handle = jQuery.data( elem, "handle" );
+                               if ( handle ) handle.elem = null;
                                jQuery.removeData( elem, "events" );
                                jQuery.removeData( elem, "handle" );
                        }