Fix patch for #7150, which was not deleting the events object properly on plain JS...

[jquery.git] / src / event.js

diff --git a/src/event.js b/src/event.js
index d62d229..ab75670 100644 (file)
--- a/src/event.js
+++ b/src/event.js
@@ -54,7 +54,10 @@ jQuery.event = {
                        return;
                }
 
-               var events = elemData.events,
+               // Use a key less likely to result in collisions for plain JS objects.
+               // Fixes bug #7150.
+               var eventKey = elem.nodeType ? "events" : "__events__",
+                       events = elemData[ eventKey ],
                        eventHandle = elemData.handle;
                        
                if ( typeof events === "function" ) {
@@ -68,7 +71,7 @@ jQuery.event = {
                        if ( !elem.nodeType ) {
                                // On plain objects, create a fn that acts as the holder
                                // of the values to avoid JSON serialization of event data
-                               elemData.events = elemData = function(){};
+                               elemData[ eventKey ] = elemData = function(){};
                        }
 
                        elemData.events = events = {};
@@ -170,8 +173,9 @@ jQuery.event = {
                }
 
                var ret, type, fn, j, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
+                       eventKey = elem.nodeType ? "events" : "__events__",
                        elemData = jQuery.data( elem ),
-                       events = elemData && elemData.events;
+                       events = elemData && elemData[ eventKey ];
 
                if ( !elemData || !events ) {
                        return;
@@ -282,7 +286,7 @@ jQuery.event = {
                        delete elemData.handle;
 
                        if ( typeof elemData === "function" ) {
-                               delete elem.events;
+                               jQuery.removeData( elem, eventKey );
 
                        } else if ( jQuery.isEmptyObject( elemData ) ) {
                                jQuery.removeData( elem );
@@ -346,7 +350,7 @@ jQuery.event = {
                // Trigger the event, it is assumed that "handle" is a function
                var handle = elem.nodeType ?
                        jQuery.data( elem, "handle" ) :
-                       elem.events && elem.events.handle;
+                       (jQuery.data( elem, "__events__" ) || {}).handle;
 
                if ( handle ) {
                        handle.apply( elem, data );
@@ -420,7 +424,7 @@ jQuery.event = {
 
                event.namespace = event.namespace || namespace_sort.join(".");
 
-               events = jQuery.data(this, "events");
+               events = jQuery.data(this, this.nodeType ? "events" : "__events__");
 
                if ( typeof events === "function" ) {
                        events = events.events;
@@ -778,6 +782,7 @@ if ( !jQuery.support.changeBubbles ) {
 
                if ( data != null || val ) {
                        e.type = "change";
+                       e.liveFired = undefined;
                        return jQuery.event.trigger( e, arguments[1], elem );
                }
        };
@@ -808,7 +813,7 @@ if ( !jQuery.support.changeBubbles ) {
 
                        // Beforeactivate happens also before the previous element is blurred
                        // with this event you can't trigger a change event, but you can store
-                       // information/focus[in] is not needed anymore
+                       // information
                        beforeactivate: function( e ) {
                                var elem = e.target;
                                jQuery.data( elem, "_change_data", getVal(elem) );
@@ -835,6 +840,9 @@ if ( !jQuery.support.changeBubbles ) {
        };
 
        changeFilters = jQuery.event.special.change.filters;
+
+       // Handle when the input is .focus()'d
+       changeFilters.focus = changeFilters.beforeactivate;
 }
 
 function trigger( type, elem, args ) {
@@ -1040,7 +1048,7 @@ jQuery.each(["live", "die"], function( i, name ) {
 function liveHandler( event ) {
        var stop, maxLevel, elems = [], selectors = [],
                related, match, handleObj, elem, j, i, l, data, close, namespace, ret,
-               events = jQuery.data( this, "events" );
+               events = jQuery.data( this, this.nodeType ? "events" : "__events__" );
 
        if ( typeof events === "function" ) {
                events = events.events;
@@ -1150,7 +1158,7 @@ jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblcl
 // More info:
 //  - http://isaacschlueter.com/2006/10/msie-memory-leaks/
 if ( window.attachEvent && !window.addEventListener ) {
-       window.attachEvent("onunload", function() {
+       jQuery(window).bind("unload", function() {
                for ( var id in jQuery.cache ) {
                        if ( jQuery.cache[ id ].handle ) {
                                // Try/Catch is to handle iframes being unloaded, see #4280