зеркало из https://github.com/mozilla/gecko-dev.git
51 строка
1.9 KiB
C++
51 строка
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef js_ShadowReamCallbacks_h
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#define js_ShadowReamCallbacks_h
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#include "jstypes.h"
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#include "js/RootingAPI.h"
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#include "js/TypeDecls.h"
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struct JS_PUBLIC_API JSContext;
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namespace JS {
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class RealmOptions;
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using GlobalInitializeCallback = bool (*)(JSContext*, JS::Handle<JSObject*>);
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// Install the HostInitializeShadowRealm callback that will be invoked when
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// creating a shadow realm.
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//
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// The callback will be passed the realm's global object, so that it is possible
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// for the embedding to make any host-determined manipulations to the global,
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// such as installing interfaces or helpers that should exist even within
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// ShadowRealms. (For example, in the web platform, WebIDL with the
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// [Exposed=*] attribute should be installed within a shadow realm.)
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extern JS_PUBLIC_API void SetShadowRealmInitializeGlobalCallback(
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JSContext* cx, GlobalInitializeCallback callback);
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using GlobalCreationCallback =
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JSObject* (*)(JSContext* cx, JS::RealmOptions& creationOptions,
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JSPrincipals* principals,
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JS::Handle<JSObject*> enclosingGlobal);
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// Create the Global object for a ShadowRealm.
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//
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// This isn't directly specified, however at least in Gecko, in order to
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// correctly implement HostInitializeShadowRealm, there are requirements
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// placed on the global for the ShadowRealm.
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//
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// This callback should return a Global object compatible with the
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// callback installed by SetShadowRealmInitializeGlobalCallback
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extern JS_PUBLIC_API void SetShadowRealmGlobalCreationCallback(
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JSContext* cx, GlobalCreationCallback callback);
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} // namespace JS
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#endif // js_ShadowReamCallbacks_h
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