зеркало из https://github.com/mozilla/gecko-dev.git
101 строка
2.7 KiB
C++
101 строка
2.7 KiB
C++
/* -*- 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 https://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_dom_worklet_WorkletImpl_h
|
|
#define mozilla_dom_worklet_WorkletImpl_h
|
|
|
|
#include "MainThreadUtils.h"
|
|
#include "mozilla/OriginAttributes.h"
|
|
|
|
class nsPIDOMWindowInner;
|
|
class nsIPrincipal;
|
|
class nsIRunnable;
|
|
|
|
namespace mozilla {
|
|
|
|
namespace dom {
|
|
|
|
class Worklet;
|
|
class WorkletGlobalScope;
|
|
class WorkletThread;
|
|
|
|
} // namespace dom
|
|
|
|
class WorkletLoadInfo {
|
|
public:
|
|
WorkletLoadInfo(nsPIDOMWindowInner* aWindow, nsIPrincipal* aPrincipal);
|
|
~WorkletLoadInfo();
|
|
|
|
uint64_t OuterWindowID() const { return mOuterWindowID; }
|
|
uint64_t InnerWindowID() const { return mInnerWindowID; }
|
|
|
|
const OriginAttributes& OriginAttributesRef() const {
|
|
return mOriginAttributes;
|
|
}
|
|
|
|
nsIPrincipal* Principal() const {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
return mPrincipal;
|
|
}
|
|
|
|
private:
|
|
// Modified only in constructor.
|
|
uint64_t mOuterWindowID;
|
|
const uint64_t mInnerWindowID;
|
|
const OriginAttributes mOriginAttributes;
|
|
// Accessed on only worklet parent thread.
|
|
nsCOMPtr<nsIPrincipal> mPrincipal;
|
|
|
|
friend class WorkletImpl;
|
|
friend class WorkletThread;
|
|
};
|
|
|
|
/**
|
|
* WorkletImpl is accessed from both the worklet's parent thread (on which the
|
|
* Worklet object lives) and the worklet's execution thread. It is owned by
|
|
* Worklet and WorkletGlobalScope. No parent thread cycle collected objects
|
|
* are owned indefinitely by WorkletImpl because WorkletImpl is not cycle
|
|
* collected.
|
|
*/
|
|
class WorkletImpl {
|
|
public:
|
|
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(WorkletImpl);
|
|
|
|
// Methods for parent thread only:
|
|
|
|
virtual JSObject* WrapWorklet(JSContext* aCx, dom::Worklet* aWorklet,
|
|
JS::Handle<JSObject*> aGivenProto);
|
|
|
|
virtual nsresult SendControlMessage(already_AddRefed<nsIRunnable> aRunnable);
|
|
|
|
void NotifyWorkletFinished();
|
|
|
|
// Execution thread only.
|
|
already_AddRefed<dom::WorkletGlobalScope> CreateGlobalScope(JSContext* aCx);
|
|
|
|
// Any thread.
|
|
|
|
const WorkletLoadInfo& LoadInfo() const { return mWorkletLoadInfo; }
|
|
|
|
protected:
|
|
WorkletImpl(nsPIDOMWindowInner* aWindow, nsIPrincipal* aPrincipal);
|
|
virtual ~WorkletImpl();
|
|
|
|
virtual already_AddRefed<dom::WorkletGlobalScope> ConstructGlobalScope() = 0;
|
|
|
|
// The only WorkletLoadInfo member modified is mPrincipal which is accessed
|
|
// on only the parent thread.
|
|
WorkletLoadInfo mWorkletLoadInfo;
|
|
|
|
// Parent thread only.
|
|
RefPtr<dom::WorkletThread> mWorkletThread;
|
|
bool mTerminated;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_dom_worklet_WorkletImpl_h
|