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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
#include "Timeout.h"
#include "mozilla/dom/TimeoutManager.h"
#include "GeckoProfiler.h"
namespace mozilla::dom {
Timeout::Timeout()
: mTimeoutId(0),
mFiringId(TimeoutManager::InvalidFiringId),
#ifdef DEBUG
mFiringIndex(-1),
#endif
mPopupState(PopupBlocker::openAllowed),
mReason(Reason::eTimeoutOrInterval),
mNestingLevel(0),
mCleared(false),
mRunning(false),
mIsInterval(false) {
}
NS_IMPL_CYCLE_COLLECTION_CLASS(Timeout)
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(Timeout)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mScriptHandler)
if (tmp->isInList()) {
tmp->remove();
}
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(Timeout)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mScriptHandler)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
void Timeout::SetWhenOrTimeRemaining(const TimeStamp& aBaseTime,
const TimeDuration& aDelay) {
MOZ_DIAGNOSTIC_ASSERT(mWindow);
mSubmitTime = aBaseTime;
mSubmitTime = aBaseTime;
if (profiler_is_active()) {
mCause = profiler_capture_backtrace();
}
// If we are frozen simply set mTimeRemaining to be the "time remaining" in
// the timeout (i.e., the interval itself). This will be used to create a
// new mWhen time when the window is thawed. The end effect is that time does
// not appear to pass for frozen windows.
if (mWindow->IsFrozen()) {
mWhen = TimeStamp();
mTimeRemaining = aDelay;
return;
}
// Since we are not frozen we must set a precise mWhen target wakeup
// time. Even if we are suspended we want to use this target time so
// that it appears time passes while suspended.
mWhen = aBaseTime + aDelay;
mTimeRemaining = TimeDuration(0);
}
const TimeStamp& Timeout::When() const {
MOZ_DIAGNOSTIC_ASSERT(!mWhen.IsNull());
// Note, mWindow->IsFrozen() can be true here. The Freeze() method calls
// When() to calculate the delay to populate mTimeRemaining.
return mWhen;
}
const TimeStamp& Timeout::SubmitTime() const { return mSubmitTime; }
const TimeDuration& Timeout::TimeRemaining() const {
MOZ_DIAGNOSTIC_ASSERT(mWhen.IsNull());
// Note, mWindow->IsFrozen() can be false here. The Thaw() method calls
// TimeRemaining() to calculate the new When() value.
return mTimeRemaining;
}
} // namespace mozilla::dom