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Cache reference to propHook lookup and result

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This commit is contained in:
Rick Waldron 2011-09-22 11:07:16 -04:00
parent 66202aeae5
commit 7babc7f203
1 changed files with 6 additions and 3 deletions
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9
src/event.js
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@ -484,8 +484,11 @@ jQuery.event = {
// store a copy of the original event object
// and "clone" to set read-only properties
var originalEvent = event;
var originalEvent = event,
propHook;
event = jQuery.Event( originalEvent );
propHook = jQuery.event.propHooks[ event.type ];
for ( var i = this.props.length, prop; i; ) {
prop = this.props[ --i ];
@ -510,8 +513,8 @@ jQuery.event = {
event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement;
}
if ( jQuery.event.propHooks[ event.type ] ) {
event = jQuery.event.propHooks[ event.type ]( event, originalEvent );
if ( propHook ) {
event = propHook( event, originalEvent );
}
return event;