gecko-dev/dom/plugins/ipc/FunctionBrokerChild.h

52 строки
1.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=4 et :
* 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_plugins_functionbrokerchild_h
#define mozilla_plugins_functionbrokerchild_h
#include "mozilla/plugins/PFunctionBrokerChild.h"
namespace mozilla {
namespace plugins {
class FunctionBrokerThread;
/**
* Dispatches brokered methods to the Parent process to allow functionality
* that is otherwise blocked by the sandbox.
*/
class FunctionBrokerChild : public PFunctionBrokerChild {
public:
static bool Initialize(Endpoint<PFunctionBrokerChild>&& aBrokerEndpoint);
static FunctionBrokerChild* GetInstance();
static void Destroy();
bool IsDispatchThread();
void PostToDispatchThread(already_AddRefed<nsIRunnable>&& runnable);
void ActorDestroy(ActorDestroyReason aWhy) override;
private:
explicit FunctionBrokerChild(FunctionBrokerThread* aThread,
Endpoint<PFunctionBrokerChild>&& aEndpoint);
void ShutdownOnDispatchThread();
void Bind(Endpoint<PFunctionBrokerChild>&& aEndpoint);
UniquePtr<FunctionBrokerThread> mThread;
// True if tasks on the FunctionBrokerThread have completed
bool mShutdownDone;
// This monitor guards mShutdownDone.
Monitor mMonitor;
static FunctionBrokerChild* sInstance;
};
} // namespace plugins
} // namespace mozilla
#endif // mozilla_plugins_functionbrokerchild_h