mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef TimerThread_h___
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#define TimerThread_h___
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#include "nsIObserver.h"
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#include "nsIRunnable.h"
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#include "nsIThread.h"
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#include "nsTimerImpl.h"
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#include "nsThreadUtils.h"
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#include "nsTArray.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/Monitor.h"
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#include "mozilla/TimeStamp.h"
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class TimerThread MOZ_FINAL : public nsIRunnable,
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public nsIObserver
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{
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public:
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typedef mozilla::Monitor Monitor;
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typedef mozilla::TimeStamp TimeStamp;
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typedef mozilla::TimeDuration TimeDuration;
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TimerThread();
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NS_HIDDEN_(nsresult) InitLocks();
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSIRUNNABLE
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NS_DECL_NSIOBSERVER
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NS_HIDDEN_(nsresult) Init();
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NS_HIDDEN_(nsresult) Shutdown();
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nsresult AddTimer(nsTimerImpl *aTimer);
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nsresult TimerDelayChanged(nsTimerImpl *aTimer);
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nsresult RemoveTimer(nsTimerImpl *aTimer);
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void DoBeforeSleep();
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void DoAfterSleep();
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bool IsOnTimerThread() const
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{
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return mThread == NS_GetCurrentThread();
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}
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private:
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~TimerThread();
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int32_t mInitInProgress;
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bool mInitialized;
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// These two internal helper methods must be called while mLock is held.
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// AddTimerInternal returns the position where the timer was added in the
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// list, or -1 if it failed.
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int32_t AddTimerInternal(nsTimerImpl *aTimer);
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bool RemoveTimerInternal(nsTimerImpl *aTimer);
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void ReleaseTimerInternal(nsTimerImpl *aTimer);
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nsCOMPtr<nsIThread> mThread;
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Monitor mMonitor;
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bool mShutdown;
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bool mWaiting;
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bool mSleeping;
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nsTArray<nsTimerImpl*> mTimers;
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};
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struct TimerAdditionComparator {
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TimerAdditionComparator(const mozilla::TimeStamp &aNow,
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nsTimerImpl *aTimerToInsert) :
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now(aNow)
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#ifdef DEBUG
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, timerToInsert(aTimerToInsert)
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#endif
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{}
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bool LessThan(nsTimerImpl *fromArray, nsTimerImpl *newTimer) const {
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NS_ABORT_IF_FALSE(newTimer == timerToInsert, "Unexpected timer ordering");
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// Skip any overdue timers.
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return fromArray->mTimeout <= now ||
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fromArray->mTimeout <= newTimer->mTimeout;
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}
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bool Equals(nsTimerImpl* fromArray, nsTimerImpl* newTimer) const {
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return false;
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}
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private:
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const mozilla::TimeStamp &now;
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#ifdef DEBUG
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const nsTimerImpl * const timerToInsert;
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#endif
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};
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#endif /* TimerThread_h___ */
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