gecko/dom/future/FutureResolver.h

76 lines
2.1 KiB
C++

/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* vim: set ts=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/. */
#ifndef mozilla_dom_FutureResolver_h
#define mozilla_dom_FutureResolver_h
#include "mozilla/dom/Future.h"
#include "mozilla/Attributes.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "nsCycleCollectionParticipant.h"
#include "nsWrapperCache.h"
struct JSContext;
namespace mozilla {
namespace dom {
class FutureResolver MOZ_FINAL : public nsISupports,
public nsWrapperCache
{
friend class FutureResolverTask;
friend class WrapperFutureCallback;
friend class ResolveFutureCallback;
friend class RejectFutureCallback;
private:
enum FutureTaskSync {
SyncTask,
AsyncTask
};
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(FutureResolver)
FutureResolver(Future* aFuture);
Future* GetParentObject() const
{
return mFuture;
}
virtual JSObject*
WrapObject(JSContext* aCx, JS::Handle<JSObject*> aScope) MOZ_OVERRIDE;
void Resolve(JSContext* aCx, const Optional<JS::Handle<JS::Value> >& aValue,
FutureTaskSync aSync = AsyncTask);
void Reject(JSContext* aCx, const Optional<JS::Handle<JS::Value> >& aValue,
FutureTaskSync aSync = AsyncTask);
private:
void ResolveInternal(JSContext* aCx,
const Optional<JS::Handle<JS::Value> >& aValue,
FutureTaskSync aSync = AsyncTask);
void RejectInternal(JSContext* aCx,
const Optional<JS::Handle<JS::Value> >& aValue,
FutureTaskSync aSync = AsyncTask);
void RunTask(JS::Handle<JS::Value> aValue,
Future::FutureState aState, FutureTaskSync aSync);
nsRefPtr<Future> mFuture;
bool mResolvePending;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_FutureResolver_h