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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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 DOM_STREAMS_TRANSFORMSTREAMDEFAULTCONTROLLER_H_
#define DOM_STREAMS_TRANSFORMSTREAMDEFAULTCONTROLLER_H_
#include "js/TypeDecls.h"
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/QueuingStrategyBinding.h"
#include "mozilla/dom/TransformerBinding.h"
#include "nsCycleCollectionParticipant.h"
#include "nsWrapperCache.h"
namespace mozilla::dom {
class TransformStream;
class TransformerAlgorithmsBase;
class TransformStreamDefaultController final : public nsISupports,
public nsWrapperCache {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(TransformStreamDefaultController)
MOZ_KNOWN_LIVE TransformStream* Stream();
void SetStream(TransformStream& aStream);
TransformerAlgorithmsBase* Algorithms();
void SetAlgorithms(TransformerAlgorithmsBase* aTransformerAlgorithms);
explicit TransformStreamDefaultController(nsIGlobalObject* aGlobal);
protected:
~TransformStreamDefaultController();
public:
nsIGlobalObject* GetParentObject() const { return mGlobal; }
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
Nullable<double> GetDesiredSize() const;
MOZ_CAN_RUN_SCRIPT void Enqueue(JSContext* aCx, JS::Handle<JS::Value> aChunk,
ErrorResult& aRv);
MOZ_CAN_RUN_SCRIPT void Error(JSContext* aCx, JS::Handle<JS::Value> aError,
ErrorResult& aRv);
MOZ_CAN_RUN_SCRIPT void Terminate(JSContext* aCx, ErrorResult& aRv);
private:
nsCOMPtr<nsIGlobalObject> mGlobal;
// Internal slots
RefPtr<TransformStream> mStream;
RefPtr<TransformerAlgorithmsBase> mTransformerAlgorithms;
};
namespace streams_abstract {
void SetUpTransformStreamDefaultController(
JSContext* aCx, TransformStream& aStream,
TransformStreamDefaultController& aController,
TransformerAlgorithmsBase& aTransformerAlgorithms);
void SetUpTransformStreamDefaultControllerFromTransformer(
JSContext* aCx, TransformStream& aStream,
JS::Handle<JSObject*> aTransformer, Transformer& aTransformerDict);
} // namespace streams_abstract
} // namespace mozilla::dom
#endif // DOM_STREAMS_TRANSFORMSTREAMDEFAULTCONTROLLER_H_
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