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/* -*- Mode: C++; tab-width: 8; 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_dom_Worklet_h
#define mozilla_dom_Worklet_h
#include "mozilla/Attributes.h"
#include "nsRefPtrHashtable.h"
#include "nsWrapperCache.h"
#include "nsCOMPtr.h"
class nsPIDOMWindowInner;
namespace mozilla {
class ErrorResult;
class WorkletImpl;
namespace dom {
class Promise;
class WorkletFetchHandler;
struct WorkletOptions;
enum class CallerType : uint32_t;
class Worklet final : public nsISupports, public nsWrapperCache {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Worklet)
// |aOwnedObject| may be provided by the WorkletImpl as a parent thread
// object to keep alive and traverse for CC as long as the Worklet has
// references remaining.
Worklet(nsPIDOMWindowInner* aWindow, RefPtr<WorkletImpl> aImpl,
nsISupports* aOwnedObject = nullptr);
nsPIDOMWindowInner* GetParentObject() const { return mWindow; }
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
already_AddRefed<Promise> AddModule(JSContext* aCx,
const nsAString& aModuleURL,
const WorkletOptions& aOptions,
CallerType aCallerType, ErrorResult& aRv);
WorkletImpl* Impl() const { return mImpl; }
private:
~Worklet();
WorkletFetchHandler* GetImportFetchHandler(const nsACString& aURI);
void AddImportFetchHandler(const nsACString& aURI,
WorkletFetchHandler* aHandler);
nsCOMPtr<nsPIDOMWindowInner> mWindow;
nsCOMPtr<nsISupports> mOwnedObject;
nsRefPtrHashtable<nsCStringHashKey, WorkletFetchHandler> mImportHandlers;
const RefPtr<WorkletImpl> mImpl;
friend class WorkletFetchHandler;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_Worklet_h
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