зеркало из https://github.com/mozilla/gecko-dev.git
76 строки
2.1 KiB
C
76 строки
2.1 KiB
C
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/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_PromiseResolver_h
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#define mozilla_dom_PromiseResolver_h
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#include "mozilla/dom/Promise.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/BindingDeclarations.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsWrapperCache.h"
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struct JSContext;
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namespace mozilla {
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namespace dom {
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class PromiseResolver MOZ_FINAL : public nsISupports,
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public nsWrapperCache
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{
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friend class PromiseResolverTask;
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friend class WrapperPromiseCallback;
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friend class ResolvePromiseCallback;
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friend class RejectPromiseCallback;
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private:
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enum PromiseTaskSync {
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SyncTask,
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AsyncTask
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};
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(PromiseResolver)
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PromiseResolver(Promise* aPromise);
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Promise* GetParentObject() const
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{
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return mPromise;
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}
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virtual JSObject*
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WrapObject(JSContext* aCx, JS::Handle<JSObject*> aScope) MOZ_OVERRIDE;
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void Resolve(JSContext* aCx, const Optional<JS::Handle<JS::Value> >& aValue,
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PromiseTaskSync aSync = AsyncTask);
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void Reject(JSContext* aCx, const Optional<JS::Handle<JS::Value> >& aValue,
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PromiseTaskSync aSync = AsyncTask);
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private:
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void ResolveInternal(JSContext* aCx,
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const Optional<JS::Handle<JS::Value> >& aValue,
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PromiseTaskSync aSync = AsyncTask);
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void RejectInternal(JSContext* aCx,
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const Optional<JS::Handle<JS::Value> >& aValue,
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PromiseTaskSync aSync = AsyncTask);
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void RunTask(JS::Handle<JS::Value> aValue,
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Promise::PromiseState aState, PromiseTaskSync aSync);
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nsRefPtr<Promise> mPromise;
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bool mResolvePending;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_PromiseResolver_h
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