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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
/* vim: set ts=8 sts=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_extensions_StreamFilter_h
#define mozilla_extensions_StreamFilter_h
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/StreamFilterBinding.h"
#include "mozilla/DOMEventTargetHelper.h"
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsAtom.h"
namespace mozilla {
namespace ipc {
template <class T>
class Endpoint;
}
namespace extensions {
class PStreamFilterChild;
class StreamFilterChild;
class StreamFilter : public DOMEventTargetHelper {
friend class StreamFilterChild;
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(StreamFilter,
DOMEventTargetHelper)
static already_AddRefed<StreamFilter> Create(dom::GlobalObject& global,
uint64_t aRequestId,
const nsAString& aAddonId);
explicit StreamFilter(nsIGlobalObject* aParent, uint64_t aRequestId,
const nsAString& aAddonId);
IMPL_EVENT_HANDLER(start);
IMPL_EVENT_HANDLER(stop);
IMPL_EVENT_HANDLER(data);
IMPL_EVENT_HANDLER(error);
void Write(const dom::ArrayBufferOrUint8Array& aData, ErrorResult& aRv);
void GetError(nsAString& aError) { aError = mError; }
dom::StreamFilterStatus Status() const;
void Suspend(ErrorResult& aRv);
void Resume(ErrorResult& aRv);
void Disconnect(ErrorResult& aRv);
void Close(ErrorResult& aRv);
nsISupports* GetParentObject() const { return mParent; }
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
static bool IsAllowedInContext(JSContext* aCx, JSObject* aObj);
protected:
virtual ~StreamFilter();
void FireEvent(const nsAString& aType);
void FireDataEvent(const nsTArray<uint8_t>& aData);
void FireErrorEvent(const nsAString& aError);
bool CheckAlive();
private:
void Connect();
void FinishConnect(mozilla::ipc::Endpoint<PStreamFilterChild>&& aEndpoint);
void ForgetActor();
nsCOMPtr<nsIGlobalObject> mParent;
RefPtr<StreamFilterChild> mActor;
nsString mError;
const uint64_t mChannelId;
const RefPtr<nsAtom> mAddonId;
};
} // namespace extensions
} // namespace mozilla
#endif // mozilla_extensions_StreamFilter_h
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