gecko-dev/dom/quota/QuotaManagerService.h

125 lines
2.6 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 "mozilla/dom/ipc/IdType.h"
#include "mozilla/dom/battery/Types.h"
#include "mozilla/Observer.h"
#include "nsAutoPtr.h"
#include "nsIObserver.h"
#include "nsIQuotaManagerService.h"
#define QUOTAMANAGER_SERVICE_CONTRACTID \
"@mozilla.org/dom/quota-manager-service;1"
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 BatteryObserver
{
typedef mozilla::ipc::PBackgroundChild PBackgroundChild;
class BackgroundCreateCallback;
class PendingRequestInfo;
class UsageRequestInfo;
class RequestInfo;
class IdleMaintenanceInfo;
nsCOMPtr<nsIEventTarget> mBackgroundThread;
nsTArray<nsAutoPtr<PendingRequestInfo>> mPendingRequests;
QuotaChild* mBackgroundActor;
bool mBackgroundActorFailed;
bool mIdleObserverRegistered;
public:
// Returns a non-owning reference.
static QuotaManagerService*
GetOrCreate();
// Returns a non-owning reference.
static QuotaManagerService*
Get();
// Returns an owning reference! No one should call this but the factory.
static QuotaManagerService*
FactoryCreate();
void
ClearBackgroundActor();
void
NoteLiveManager(QuotaManager* aManager);
void
NoteShuttingDownManager();
// 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
InitiateRequest(nsAutoPtr<PendingRequestInfo>& aInfo);
nsresult
BackgroundActorCreated(PBackgroundChild* aBackgroundActor);
void
BackgroundActorFailed();
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 */