blob: aea5cc38fa9af92da6b74973c2bfd62a091c15ca [file] [log] [blame]
/*
* Copyright 2015 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// https://www.w3.org/TR/dom/#eventlistener
callback interface EventListener {
// TODO: Because the EventHandler type is typedef'd as a nullable
// EventListener, we need to allow the return of a boolean value. The value
// of this will only be checked if the EventListener was added as an
// attribute (not through addEventListener).
boolean? handleEvent(Event event);
};