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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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_HangMonitor_h
#define mozilla_HangMonitor_h
namespace mozilla { namespace HangMonitor {
/**
* Signifies the type of activity in question
*/
enum ActivityType {
/* There is activity and it is known to be UI related activity. */
kUIActivity,
/* There is non UI activity and no UI activity is pending */
kActivityNoUIAVail,
/* There is non UI activity and UI activity is known to be pending */
kActivityUIAVail,
/* There is non UI activity and UI activity pending is unknown */
kGeneralActivity
};
/**
* Start monitoring hangs. Should be called by the XPCOM startup process only.
*/
void Startup();
/**
* Stop monitoring hangs and join the thread.
*/
void Shutdown();
/**
* Notify the hang monitor of activity which will reset its internal timer.
*
* @param activityType The type of activity being reported.
* @see ActivityType
*/
void NotifyActivity(ActivityType activityType = kGeneralActivity);
/*
* Notify the hang monitor that the browser is now idle and no detection should
* be done.
*/
void Suspend();
} } // namespace mozilla::HangMonitor
#endif // mozilla_HangMonitor_h
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