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Make sure that it's possible to preventDefault natively-triggered (submit, focus, blur, click) events. Fixes #5695.

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This commit is contained in:
jeresig 2010-01-25 13:45:07 -05:00
parent 323270f6dc
commit d24443fb55
2 changed files with 61 additions and 21 deletions
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52
src/event.js
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@ -270,36 +270,48 @@ jQuery.event = {
handle.apply( elem, data );
}
var nativeFn, nativeHandler;
var parent = elem.parentNode || elem.ownerDocument;
// Trigger an inline bound script
try {
if ( !(elem && elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()]) ) {
nativeFn = elem[ type ];
nativeHandler = elem[ "on" + type ];
if ( elem[ "on" + type ] && elem[ "on" + type ].apply( elem, data ) === false ) {
event.result = false;
}
}
// prevent IE from throwing an error for some elements with some event types, see #3533
} catch (e) {}
var isClick = jQuery.nodeName(elem, "a") && type === "click";
if ( !event.isPropagationStopped() && parent ) {
jQuery.event.trigger( event, data, parent, true );
// Trigger the native events (except for clicks on links)
if ( !bubbling && nativeFn && !event.isDefaultPrevented() && !isClick ) {
this.triggered = true;
try {
elem[ type ]();
// prevent IE from throwing an error for some hidden elements
} catch (e) {}
} else if ( !event.isDefaultPrevented() ) {
var target = event.target, old,
isClick = jQuery.nodeName(target, "a") && type === "click";
// Handle triggering native .onfoo handlers
} else if ( nativeHandler && elem[ "on" + type ].apply( elem, data ) === false ) {
event.result = false;
}
if ( !isClick && !(target && target.nodeName && jQuery.noData[target.nodeName.toLowerCase()]) ) {
try {
if ( target[ type ] ) {
// Make sure that we don't accidentally re-trigger the onFOO events
old = target[ "on" + type ];
this.triggered = false;
if ( old ) {
target[ "on" + type ] = null;
}
if ( !event.isPropagationStopped() ) {
var parent = elem.parentNode || elem.ownerDocument;
if ( parent ) {
jQuery.event.trigger( event, data, parent, true );
this.triggered = true;
target[ type ]();
}
// prevent IE from throwing an error for some elements with some event types, see #3533
} catch (e) {}
if ( old ) {
target[ "on" + type ] = old;
}
this.triggered = false;
}
}
},