gecko-dev/dom/clients/manager/ClientManagerService.h

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/* -*- 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_ClientManagerService_h
#define _mozilla_dom_ClientManagerService_h
#include "mozilla/dom/ClientIPCTypes.h"
#include "mozilla/dom/ipc/IdType.h"
#include "ClientOpPromise.h"
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/Assertions.h"
#include "mozilla/Maybe.h"
#include "mozilla/RefPtr.h"
#include "mozilla/dom/ClientIPCTypes.h"
#include "mozilla/dom/ipc/IdType.h"
#include "nsTHashMap.h"
#include "nsHashKeys.h"
#include "nsISupports.h"
#include "nsTArray.h"
struct nsID;
namespace mozilla {
namespace ipc {
class PrincipalInfo;
} // namespace ipc
namespace dom {
class ClientManagerParent;
class ClientSourceParent;
class ClientHandleParent;
// Define a singleton service to manage client activity throughout the
// browser. This service runs on the PBackground thread. To interact
// it with it please use the ClientManager and ClientHandle classes.
class ClientManagerService final {
// Store the ClientSourceParent objects in a hash table. We want to
// optimize for insertion, removal, and lookup by UUID.
nsTHashMap<nsIDHashKey, ClientSourceParent*> mSourceTable;
// The set of handles waiting for their corresponding ClientSourceParent
// to be created.
nsTHashMap<nsIDHashKey, nsTArray<ClientHandleParent*>> mPendingHandles;
nsTArray<ClientManagerParent*> mManagerList;
bool mShutdown;
ClientManagerService();
~ClientManagerService();
void Shutdown();
public:
static already_AddRefed<ClientManagerService> GetOrCreateInstance();
// Returns nullptr if the service is not already created.
static already_AddRefed<ClientManagerService> GetInstance();
bool AddSource(ClientSourceParent* aSource);
bool RemoveSource(ClientSourceParent* aSource);
ClientSourceParent* FindSource(
const nsID& aID, const mozilla::ipc::PrincipalInfo& aPrincipalInfo);
// Called when a ClientHandle is created before the corresponding
// ClientSource. Will call FoundSource on the ClientHandleParent when it
// becomes available.
void WaitForSource(ClientHandleParent* aHandle, const nsID& aID);
void StopWaitingForSource(ClientHandleParent* aHandle, const nsID& aID);
void AddManager(ClientManagerParent* aManager);
void RemoveManager(ClientManagerParent* aManager);
RefPtr<ClientOpPromise> Navigate(const ClientNavigateArgs& aArgs);
RefPtr<ClientOpPromise> MatchAll(const ClientMatchAllArgs& aArgs);
RefPtr<ClientOpPromise> Claim(const ClientClaimArgs& aArgs);
RefPtr<ClientOpPromise> GetInfoAndState(
const ClientGetInfoAndStateArgs& aArgs);
RefPtr<ClientOpPromise> OpenWindow(const ClientOpenWindowArgs& aArgs);
bool HasWindow(const Maybe<ContentParentId>& aContentParentId,
const mozilla::ipc::PrincipalInfo& aPrincipalInfo,
const nsID& aClientId);
NS_INLINE_DECL_REFCOUNTING(mozilla::dom::ClientManagerService)
};
} // namespace dom
} // namespace mozilla
#endif // _mozilla_dom_ClientManagerService_h