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Event: stopPropagation() on native event-handler

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Fixes gh-3693
Close gh-3694
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Pierre Spring 2017-06-13 18:22:08 +02:00 committed by Timmy Willison
parent 0bf499ca24
commit 490db839fb
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GPG Key ID: 5F0C8B73EF56CE6F
2 changed files with 58 additions and 4 deletions
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21
src/event/trigger.js
View File

@ -10,18 +10,21 @@ define( [
"use strict";
var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/;
var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
stopPropagationCallback = function( e ) {
e.stopPropagation();
};
jQuery.extend( jQuery.event, {
trigger: function( event, data, elem, onlyHandlers ) {
var i, cur, tmp, bubbleType, ontype, handle, special,
var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
eventPath = [ elem || document ],
type = hasOwn.call( event, "type" ) ? event.type : event,
namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
cur = tmp = elem = elem || document;
cur = lastElement = tmp = elem = elem || document;
// Don't do events on text and comment nodes
if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
@ -93,7 +96,7 @@ jQuery.extend( jQuery.event, {
// Fire handlers on the event path
i = 0;
while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
lastElement = cur;
event.type = i > 1 ?
bubbleType :
special.bindType || type;
@ -136,7 +139,17 @@ jQuery.extend( jQuery.event, {
// Prevent re-triggering of the same event, since we already bubbled it above
jQuery.event.triggered = type;
if ( event.isPropagationStopped() ) {
lastElement.addEventListener( type, stopPropagationCallback );
}
elem[ type ]();
if ( event.isPropagationStopped() ) {
lastElement.removeEventListener( type, stopPropagationCallback );
}
jQuery.event.triggered = undefined;
if ( tmp ) {

41
test/unit/event.js
View File

@ -440,6 +440,47 @@ QUnit.test( "on bubbling, isDefaultPrevented, stopImmediatePropagation", functio
$anchor2[ 0 ].removeEventListener( "click", neverCallMe );
} );
QUnit.test( "triggered events stopPropagation() for natively-bound events", function( assert ) {
assert.expect( 1 );
var $button = jQuery( "#button" ),
$parent = $button.parent(),
neverCallMe = function() {
assert.ok( false, "propagation should have been stopped" );
},
stopPropagationCallback = function( e ) {
assert.ok( true, "propagation is stopped" );
e.stopPropagation();
};
$parent[ 0 ].addEventListener( "click", neverCallMe );
$button.on( "click", stopPropagationCallback );
$button.trigger( "click" );
$parent[ 0 ].removeEventListener( "click", neverCallMe );
$button.off( "click", stopPropagationCallback );
} );
QUnit.test( "trigger() works with events that were previously stopped", function( assert ) {
assert.expect( 0 );
var $button = jQuery( "#button" ),
$parent = $button.parent(),
neverCallMe = function() {
assert.ok( false, "propagation should have been stopped" );
};
$parent[ 0 ].addEventListener( "click", neverCallMe );
$button.on( "click", neverCallMe );
var clickEvent = jQuery.Event( "click" );
clickEvent.stopPropagation();
$button.trigger( clickEvent );
$parent[ 0 ].removeEventListener( "click", neverCallMe );
$button.off( "click", neverCallMe );
} );
QUnit.test( "on(), iframes", function( assert ) {
assert.expect( 1 );