gecko-dev/dom/serviceworkers/ServiceWorkerShutdownState.h

62 lines
1.7 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 http://mozilla.org/MPL/2.0/. */
#ifndef DOM_SERVICEWORKERS_SERVICEWORKERSHUTDOWNSTATE_H_
#define DOM_SERVICEWORKERS_SERVICEWORKERSHUTDOWNSTATE_H_
#include <cstdint>
#include "ipc/EnumSerializer.h"
#include "mozilla/dom/ServiceWorkerOpArgs.h"
namespace mozilla::dom {
class ServiceWorkerShutdownState {
public:
// Represents the "location" of the shutdown message or completion of
// shutdown.
enum class Progress {
ParentProcessMainThread,
ParentProcessIpdlBackgroundThread,
ContentProcessWorkerLauncherThread,
ContentProcessMainThread,
ShutdownCompleted,
EndGuard_,
};
ServiceWorkerShutdownState();
~ServiceWorkerShutdownState();
const char* GetProgressString() const;
void SetProgress(Progress aProgress);
private:
Progress mProgress;
};
// Asynchronously reports that shutdown has progressed to the calling thread
// if aArgs is for shutdown. If aShutdownCompleted is true, aArgs must be for
// shutdown.
void MaybeReportServiceWorkerShutdownProgress(const ServiceWorkerOpArgs& aArgs,
bool aShutdownCompleted = false);
} // namespace mozilla::dom
namespace IPC {
using Progress = mozilla::dom::ServiceWorkerShutdownState::Progress;
template <>
struct ParamTraits<Progress>
: public ContiguousEnumSerializer<
Progress, Progress::ParentProcessMainThread, Progress::EndGuard_> {};
} // namespace IPC
#endif // DOM_SERVICEWORKERS_SERVICEWORKERSHUTDOWNSTATE_H_