blob: 2a4d2e521ca8c5907c1604b74da688e530521111 [file] [log] [blame]
/*
* Copyright (C) 2008 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "config.h"
#include "SuspendableTimer.h"
#include "ScriptExecutionContext.h"
namespace WebCore {
SuspendableTimer::SuspendableTimer(ScriptExecutionContext* context)
: ActiveDOMObject(context, this)
, m_nextFireInterval(0)
, m_repeatInterval(0)
#if !ASSERT_DISABLED
, m_active(false)
, m_suspended(false)
#endif
{
}
SuspendableTimer::~SuspendableTimer()
{
}
bool SuspendableTimer::hasPendingActivity() const
{
return isActive();
}
void SuspendableTimer::stop()
{
TimerBase::stop();
}
void SuspendableTimer::suspend(ReasonForSuspension)
{
#if !ASSERT_DISABLED
ASSERT(!m_suspended);
m_suspended = true;
#endif
m_active = isActive();
if (m_active) {
m_nextFireInterval = nextFireInterval();
m_repeatInterval = repeatInterval();
TimerBase::stop();
}
}
void SuspendableTimer::resume()
{
#if !ASSERT_DISABLED
ASSERT(m_suspended);
m_suspended = false;
#endif
if (m_active)
start(m_nextFireInterval, m_repeatInterval);
}
bool SuspendableTimer::canSuspend() const
{
return true;
}
} // namespace WebCore