diff options
Diffstat (limited to 'dom/workers/sharedworkers/SharedWorkerParent.h')
-rw-r--r-- | dom/workers/sharedworkers/SharedWorkerParent.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/dom/workers/sharedworkers/SharedWorkerParent.h b/dom/workers/sharedworkers/SharedWorkerParent.h new file mode 100644 index 0000000000..c91e66cc2e --- /dev/null +++ b/dom/workers/sharedworkers/SharedWorkerParent.h @@ -0,0 +1,81 @@ +/* -*- 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_dom_SharedWorkerParent_h +#define mozilla_dom_dom_SharedWorkerParent_h + +#include "mozilla/dom/PSharedWorkerParent.h" +#include "mozilla/dom/quota/CheckedUnsafePtr.h" +#include "mozilla/ipc/BackgroundUtils.h" +#include "nsISupportsImpl.h" + +namespace mozilla::dom { + +class MessagePortIdentifier; +class RemoteWorkerData; +class SharedWorkerManagerWrapper; + +/** + * PBackground actor that relays life-cycle events (freeze/thaw, suspend/resume, + * close) to the PBackground SharedWorkerManager and relays error/termination + * back to the child. + */ +class SharedWorkerParent final + : public mozilla::dom::PSharedWorkerParent, + public SupportsCheckedUnsafePtr<CheckIf<DiagnosticAssertEnabled>> { + public: + NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SharedWorkerParent) + + SharedWorkerParent(); + + void Initialize(const RemoteWorkerData& aData, uint64_t aWindowID, + const MessagePortIdentifier& aPortIdentifier); + + void ManagerCreated( + already_AddRefed<SharedWorkerManagerWrapper> aWorkerManagerWrapper); + + void ErrorPropagation(nsresult aError); + + mozilla::ipc::IPCResult RecvClose(); + + mozilla::ipc::IPCResult RecvSuspend(); + + mozilla::ipc::IPCResult RecvResume(); + + mozilla::ipc::IPCResult RecvFreeze(); + + mozilla::ipc::IPCResult RecvThaw(); + + bool IsSuspended() const { return mSuspended; } + + bool IsFrozen() const { return mFrozen; } + + uint64_t WindowID() const { return mWindowID; } + + private: + ~SharedWorkerParent(); + + void ActorDestroy(IProtocol::ActorDestroyReason aReason) override; + + nsCOMPtr<nsIEventTarget> mBackgroundEventTarget; + RefPtr<SharedWorkerManagerWrapper> mWorkerManagerWrapper; + + enum { + eInit, + ePending, + eActive, + eClosed, + } mStatus; + + uint64_t mWindowID; + + bool mSuspended; + bool mFrozen; +}; + +} // namespace mozilla::dom + +#endif // mozilla_dom_dom_SharedWorkerParent_h |