gecko-dev/dom/chrome-webidl/JSWindowActor.webidl
2019-05-24 18:44:43 +00:00

129 lines
4.3 KiB
Plaintext

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
interface nsISupports;
[NoInterfaceObject]
interface JSWindowActor {
[Throws]
void sendAsyncMessage(DOMString messageName,
optional any obj,
optional any transfers);
[Throws]
Promise<any> sendQuery(DOMString messageName,
optional any obj,
optional any transfers);
};
[ChromeOnly, ChromeConstructor]
interface JSWindowActorParent {
readonly attribute WindowGlobalParent manager;
};
JSWindowActorParent implements JSWindowActor;
[ChromeOnly, ChromeConstructor]
interface JSWindowActorChild {
readonly attribute WindowGlobalChild manager;
[Throws]
readonly attribute Document? document;
[Throws]
readonly attribute BrowsingContext? browsingContext;
[Throws]
readonly attribute nsIDocShell? docShell;
// NOTE: As this returns a window proxy, it may not be currently referencing
// the document associated with this JSWindowActor. Generally prefer using
// `document`.
[Throws]
readonly attribute WindowProxy? contentWindow;
};
JSWindowActorChild implements JSWindowActor;
// WebIDL callback interface version of the nsIObserver interface for use when
// calling the observe method on JSWindowActors.
//
// NOTE: This isn't marked as ChromeOnly, as it has no interface object, and
// thus cannot be conditionally exposed.
callback interface MozObserverCallback {
void observe(nsISupports subject, ByteString topic, DOMString? data);
};
// WebIDL callback interface calling the `willDestroy` and `didDestroy`
// method on JSWindowActors.
[MOZ_CAN_RUN_SCRIPT_BOUNDARY]
callback MozActorDestroyCallback = void();
dictionary MozActorDestroyCallbacks {
[ChromeOnly] MozActorDestroyCallback willDestroy;
[ChromeOnly] MozActorDestroyCallback didDestroy;
};
/*
* Used by ChromeUtils.registerWindowActor() to register JS window actor.
*/
dictionary WindowActorOptions {
/**
* If this is set to `true`, allow this actor to be created for subframes,
* and not just toplevel window globals.
*/
boolean allFrames = false;
/**
* If this is set to `true`, allow this actor to be created for window
* globals loaded in chrome browsing contexts, such as those used to load the
* tabbrowser.
*/
boolean includeChrome = false;
/**
* An array of URL match patterns (as accepted by the MatchPattern
* class in MatchPattern.webidl) which restrict which pages the actor
* may be instantiated for. If this is defined, only documents URL which match
* are allowed to have the given actor created for them. Other
* documents will fail to have their actor constructed, returning nullptr.
**/
sequence<DOMString> matches;
/**
* Optional list of regular expressions for remoteTypes which are
* allowed to instantiate this actor. If not passed, all content
* processes are allowed to instantiate the actor.
**/
sequence<DOMString> remoteTypes;
/** This fields are used for configuring individual sides of the actor. */
WindowActorSidedOptions parent = null;
WindowActorChildOptions child = null;
};
dictionary WindowActorSidedOptions {
/** The module path which should be loaded for the actor on this side. */
ByteString moduleURI;
};
dictionary WindowActorChildOptions : WindowActorSidedOptions {
/**
* Events which this actor wants to be listening to. When these events fire,
* it will trigger actor creation, and then forward the event to the actor.
*/
record<DOMString, AddEventListenerOptions> events;
/**
* Array of observer topics to listen to. A observer will be added for each
* topic in the list.
*
* Observers in the list much use the nsGlobalWindowInner object as their topic,
* and the events will only be dispatched to the corresponding window actor. If
* additional observer notifications are needed with different listening
* conditions, please file a bug in DOM requesting support for the subject
* required to be added to JS WindowActor objects.
**/
sequence<ByteString> observers;
};