@@ -336,7 +336,9 @@ jQuery.event = {
// Clean up the event in case it is being reused
event . result = undefined;
event . target = elem ;
if ( !event . target ) {
event . target = elem ;
}
// Clone any incoming data and prepend the event, creating the handler arg list
data = data != null ? jQuery . makeArray ( data ) : [ ] ;
@@ -754,111 +756,49 @@ if ( !jQuery.support.submitBubbles ) {
}
// change delegation, happens here so we have bind.
// IE change delegation and checkbox/radio fix
if ( !jQuery . support . changeBubbles ) {
var getVal = function ( elem ) {
var type = jQuery . nodeName ( elem , "input" ) ? elem . type : "" ,
val = elem . value ;
if ( type === "radio" || type === "checkbox" ) {
val = elem . checked ;
} else if ( type === "select-one" ) {
val = elem . selectedIndex ;
} else if ( type === "select-multiple" ) {
val = elem . selectedIndex > - 1 ?
jQuery . map ( elem . options , function ( elem ) {
return elem . selected ;
} ) . join ( "-" ) :
"" ;
}
return val ;
} ,
testChange = function testChange ( e ) {
var elem = e . target ,
old , val ;
if ( !rformElems . test ( elem . nodeName ) || elem . readOnly ) {
return ;
}
old = jQuery . _data ( elem , "_change_data" ) ;
val = getVal ( elem ) ;
// the current data will be also retrieved by beforeactivate
if ( e . type !== "focusout" || elem . type !== "radio" ) {
jQuery . _data ( elem , "_change_data" , val ) ;
}
if ( val !== old && old != null ) {
simulate ( "change" , elem , e , true ) ;
}
} ,
changeFilters = {
focusout : testChange ,
beforedeactivate : testChange ,
click : function ( e ) {
var elem = e . target ,
name = elem . nodeName . toLowerCase ( ) ,
type = name === "input" ? elem . type : "" ;
if ( type === "radio" || type === "checkbox" || name === "select" ) {
testChange . call ( this , e ) ;
}
} ,
// Change has to be called before submit
// Keydown will be called before keypress, which is used in submit-event delegation
keydown : function ( e ) {
var elem = e . target ,
name = elem . nodeName . toLowerCase ( ) ,
type = name === "input" ? elem . type : "" ;
if ( ( e . keyCode === 13 && name !== "textarea" ) ||
( e . keyCode === 32 && ( type === "checkbox" || type === "radio" ) ) ||
type === "select-multiple" ) {
testChange . call ( this , e ) ;
}
} ,
// Beforeactivate happens also before the previous element is blurred
// here, you can't trigger a change event, but you can store data
beforeactivate : function ( e ) {
var elem = e . target ;
jQuery . _data ( elem , "_change_data" , getVal ( elem ) ) ;
} ,
// Update the current value if we're not re-focusing (#8157)
focus : function ( e ) {
var elem = e . target ;
if ( elem != document . activeElement ) {
jQuery . _data ( elem , "_change_data" , getVal ( elem ) ) ;
}
}
} ;
jQuery . event . special . change = {
setup : function ( data , namespaces ) {
if ( this . type === "file" ) {
setup : function ( ) {
if ( rformElems . test ( this . nodeName ) ) {
// IE doesn't fire change on a checkbox/radio until blur; make it happen
// immediately by triggering our own change event now.
// Avoid double-firing change by eating it in special.change.handle.
if ( this . type === "checkbox" || this . type === "radio" ) {
jQuery . event . add ( this , "click._change" , function ( event ) {
simulate ( "change" , this , event , true ) ;
} ) ;
}
return false ;
}
// Delegated event; lazy-add a change handler on descendant inputs
jQuery . event . add ( this , "beforeactivate._change" , function ( e ) {
var elem = e . target ;
if ( rformElems . test ( elem . nodeName ) && !elem . _change_attached ) {
jQuery . event . add ( elem , "change._change" , function ( event ) {
if ( this . parentNode && !event . isSimulated ) {
simulate ( "change" , this . parentNode , event , true ) ;
}
} ) ;
elem . _change_attached = true ;
}
} ) ;
} ,
handle : function ( event ) {
var elem = event . target ;
for ( var type in changeFilters ) {
jQuery . event . add ( this , type + "._change" , changeFilters [ type ] ) ;
// Swallow native change events from checkbox/radio, we already triggered them above
if ( this !== elem || event . isSimulated || ( elem . type !== "radio" && elem . type !== "checkbox" ) ) {
return event . handleObj . handler . apply ( this , arguments ) ;
}
return rformElems . test ( this . nodeName ) ;
} ,
teardown : function ( namespaces ) {
teardown : function ( ) {
jQuery . event . remove ( this , "._change" ) ;
return rformElems . test ( this . nodeName ) ;
@@ -870,7 +810,11 @@ function simulate( type, elem, event, bubble ) {
// Piggyback on a donor event to simulate a different one.
// Fake originalEvent to avoid donor's stopPropagation, but if the
// simulated event prevents default then we do the same on the donor.
var e = jQuery . extend ( new jQuery . Event ( ) , event , { type : type , originalEvent : { } } ) ;
var e = jQuery . extend (
new jQuery . Event ( ) ,
event ,
{ type : type , isSimulated : true , originalEvent : { } }
) ;
if ( bubble ) {
jQuery . event . trigger ( e , null, elem ) ;
} else {
