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Impressum JSWindowActor.webidl
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Haftungsausschluß.webidl KontaktUnknown {[0] [0] [0]}diese Dinge liegen außhalb unserer Verantwortung
/* 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/. */
/**
* An actor architecture designed to allow compositional parent/content
* communications. The lifetime of a JSWindowActor{Child, Parent} is the `WindowGlobalParen t`
* (for the parent-side) / `WindowGlobalChild` (for the child-side).
*
* See https://firefox-source-docs.mozilla.org/dom/ipc/jsactors.html for
* more details on how to use this architecture.
*/
interface nsISupports;
[ChromeOnly, Exposed=Window]
interface JSWindowActorParent {
[ChromeOnly]
constructor();
/**
* Actor initialization occurs after the constructor is called but before the
* first message is delivered. Until the actor is initialized, accesses to
* manager will fail.
*/
readonly attribute WindowGlobalParent? manager;
/**
* The WindowContext associated with this JSWindowActorParent. For
* JSWindowActorParent this is identical to `manager`, but is also exposed as
* `windowContext` for consistency with `JSWindowActorChild`. Until the actor
* is initialized, accesses to windowContext will fail.
*/
readonly attribute WindowContext? windowContext;
[Throws]
readonly attribute CanonicalBrowsingContext? browsingContext;
};
JSWindowActorParent includes JSActor;
[ChromeOnly, Exposed=Window]
interface JSWindowActorChild {
[ChromeOnly]
constructor();
/**
* Actor initialization occurs after the constructor is called but before the
* first message is delivered. Until the actor is initialized, accesses to
* manager will fail.
*/
readonly attribute WindowGlobalChild? manager;
/**
* The WindowContext associated with this JSWindowActorChild. Until the actor
* is initialized, accesses to windowContext will fail.
*/
readonly attribute WindowContext? windowContext;
[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 includes JSActor;
/**
* Used by `ChromeUtils.registerWindowActor()` to register actors.
*/
dictionary WindowActorOptions : JSActorOptions {
/**
* 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 document URLs 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;
/**
* An array of MessageManagerGroup values which restrict which type
* of browser elements the actor is allowed to be loaded within.
*/
sequence<DOMString> messageManagerGroups;
/**
* These fields are used to configure the individual sides of the actor.
*/
JSActorSidedOptions parent;
WindowActorChildOptions child;
};
dictionary WindowActorEventListenerOptions : AddEventListenerOptions {
/**
* If this attribute is set to true (the default), this event will cause the
* actor to be created when it is fired. If the attribute is set to false, the
* actor will not receive the event unless it had already been created through
* some other mechanism.
*
* This should be set to `false` for event listeners which are only intended
* to perform cleanup operations, and will have no effect if the actor doesn't
* already exist.
*/
boolean createActor = true;
};
dictionary WindowActorChildOptions : JSActorSidedOptions {
/**
* Events which this actor wants to be listening to. When these events fire,
* they will trigger actor creation, and then forward the event to the actor.
*
* NOTE: Listeners are not attached for windows loaded in chrome docshells.
*
* NOTE: The `once` option is not supported because we register listeners in
* a shared location.
*/
record<DOMString, WindowActorEventListenerOptions> events;
/**
* An array of observer topics to listen to. An observer will be added for
* each topic in the list.
*
* Observer notifications in the list use nsGlobalWindowInner or
* nsGlobalWindowOuter object as their subject, and the events will only be
* dispatched to the corresponding window actor. If additional observer
* notification's subjects are needed, please file a bug for that.
*/
sequence<ByteString> observers;
};
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2026-08-25
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