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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*
* The origin of this IDL file is
* http://www.w3.org/TR/2012/WD-dom-20120105/
*
* Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
* liability, trademark and document use rules apply.
*/
dictionary EventListenerOptions {
boolean capture = false;
/* Setting to true make the listener be added to the system group. */
[Func="ThreadSafeIsChromeOrUAWidget"]
boolean mozSystemGroup = false;
};
dictionary AddEventListenerOptions : EventListenerOptions {
boolean passive;
boolean once = false;
AbortSignal signal;
[ChromeOnly]
boolean wantUntrusted;
};
[Exposed=*]
interface EventTarget {
[Throws]
constructor();
/* Passing null for wantsUntrusted means "default behavior", which
differs in content and chrome. In content that default boolean
value is true, while in chrome the default boolean value is
false. */
[Throws]
undefined addEventListener(DOMString type,
EventListener? listener,
optional (AddEventListenerOptions or boolean) options = {},
optional boolean? wantsUntrusted = null);
[Throws]
undefined removeEventListener(DOMString type,
EventListener? listener,
optional (EventListenerOptions or boolean) options = {});
[Throws, NeedsCallerType]
boolean dispatchEvent(Event event);
};
// Mozilla extensions for use by JS-implemented event targets to
// implement on* properties.
partial interface EventTarget {
// The use of [TreatNonCallableAsNull] here is a bit of a hack: it just makes
// the codegen check whether the type involved is either
// [TreatNonCallableAsNull] or [TreatNonObjectAsNull] and if it is handle it
// accordingly. In particular, it will NOT actually treat a non-null
// non-callable object as null here.
[ChromeOnly, Throws]
undefined setEventHandler(DOMString type,
[TreatNonCallableAsNull] EventHandler handler);
[ChromeOnly]
EventHandler getEventHandler(DOMString type);
};
// Mozilla extension to make firing events on event targets from
// chrome easier. This returns the window which can be used to create
// events to fire at this EventTarget, or null if there isn't one.
partial interface EventTarget {
[ChromeOnly, Exposed=Window, BinaryName="ownerGlobalForBindings"]
readonly attribute WindowProxy? ownerGlobal;
};
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