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Fixes #7340. Use a single capturing handler to simulate bubbling focusin/focusout event on non-IE browsers. Allow native DOM methods to fire events other than the currently active one back into jQuery.

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This commit is contained in:
Dave Methvin 2011-03-04 21:16:40 -05:00
parent 2d0bc7ce72
commit 55ec6a71d2
2 changed files with 48 additions and 9 deletions
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32
src/event.js
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@ -70,10 +70,10 @@ jQuery.event = {
}
if ( !eventHandle ) {
elemData.handle = eventHandle = function() {
elemData.handle = eventHandle = function( e ) {
// Handle the second event of a trigger and when
// an event is called after a page has unloaded
return typeof jQuery !== "undefined" && !jQuery.event.triggered ?
return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
jQuery.event.handle.apply( eventHandle.elem, arguments ) :
undefined;
};
@ -380,7 +380,7 @@ jQuery.event = {
target[ "on" + targetType ] = null;
}
jQuery.event.triggered = true;
jQuery.event.triggered = event.type;
target[ targetType ]();
}
@ -391,7 +391,7 @@ jQuery.event = {
target[ "on" + targetType ] = old;
}
jQuery.event.triggered = false;
jQuery.event.triggered = undefined;
}
}
},
@ -868,19 +868,33 @@ function trigger( type, elem, args ) {
// Create "bubbling" focus and blur events
if ( document.addEventListener ) {
jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
// Attach a single capturing handler while someone wants focusin/focusout
var attaches = 0;
jQuery.event.special[ fix ] = {
setup: function() {
this.addEventListener( orig, handler, true );
if ( attaches++ === 0 ) {
document.addEventListener( orig, handler, true );
}
},
teardown: function() {
this.removeEventListener( orig, handler, true );
if ( --attaches === 0 ) {
document.removeEventListener( orig, handler, true );
}
}
};
function handler( e ) {
e = jQuery.event.fix( e );
function handler( donor ) {
// Donor event is always a native one; fix it and switch its type.
// Let focusin/out handler cancel the donor focus/blur event.
var e = jQuery.event.fix( donor );
e.type = fix;
return jQuery.event.handle.call( this, e );
e.originalEvent = {};
jQuery.event.trigger( e, null, e.target );
if ( e.isDefaultPrevented() ) {
donor.preventDefault();
}
}
});
}