gecko-dev/dom/quota/QuotaManagerService.h

105 строки
2.5 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 mozilla_dom_quota_QuotaManagerService_h
#define mozilla_dom_quota_QuotaManagerService_h
#include <cstdint>
#include "ErrorList.h"
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/HalBatteryInformation.h"
#include "mozilla/dom/ipc/IdType.h"
#include "nsIObserver.h"
#include "nsIQuotaManagerService.h"
#include "nsISupports.h"
#define QUOTAMANAGER_SERVICE_CONTRACTID \
"@mozilla.org/dom/quota-manager-service;1"
class nsIPrincipal;
class nsIQuotaRequest;
class nsIQuotaUsageCallback;
class nsIQuotaUsageRequest;
namespace mozilla {
namespace ipc {
class PBackgroundChild;
} // namespace ipc
namespace hal {
class BatteryInformation;
}
namespace dom {
namespace quota {
class QuotaChild;
class QuotaManager;
class QuotaManagerService final : public nsIQuotaManagerService,
public nsIObserver,
public hal::BatteryObserver {
using PBackgroundChild = mozilla::ipc::PBackgroundChild;
class BackgroundCreateCallback;
class PendingRequestInfo;
class UsageRequestInfo;
class RequestInfo;
class IdleMaintenanceInfo;
QuotaChild* mBackgroundActor;
bool mBackgroundActorFailed;
bool mIdleObserverRegistered;
public:
// Returns a non-owning reference.
static QuotaManagerService* GetOrCreate();
// Returns a non-owning reference.
static QuotaManagerService* Get();
// No one should call this but the factory.
static already_AddRefed<QuotaManagerService> FactoryCreate();
void ClearBackgroundActor();
// Called when a process is being shot down. Aborts any running operations
// for the given process.
void AbortOperationsForProcess(ContentParentId aContentParentId);
private:
QuotaManagerService();
~QuotaManagerService();
nsresult Init();
void Destroy();
nsresult EnsureBackgroundActor();
nsresult InitiateRequest(PendingRequestInfo& aInfo);
void PerformIdleMaintenance();
void RemoveIdleObserver();
NS_DECL_ISUPPORTS
NS_DECL_NSIQUOTAMANAGERSERVICE
NS_DECL_NSIOBSERVER
// BatteryObserver override
void Notify(const hal::BatteryInformation& aBatteryInfo) override;
};
} // namespace quota
} // namespace dom
} // namespace mozilla
#endif /* mozilla_dom_quota_QuotaManagerService_h */