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/*
* 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 COMPUTER, 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.
*
*/
#ifndef DOMTimer_h
#define DOMTimer_h
#include "ActiveDOMObject.h"
#include "Timer.h"
#include <wtf/OwnPtr.h>
namespace WebCore {
class InspectorTimelineAgent;
class ScheduledAction;
class DOMTimer : public TimerBase, public ActiveDOMObject {
public:
virtual ~DOMTimer();
// Creates a new timer owned by specified ScriptExecutionContext, starts it
// and returns its Id.
static int install(ScriptExecutionContext*, ScheduledAction*, int timeout, bool singleShot);
static void removeById(ScriptExecutionContext*, int timeoutId);
// ActiveDOMObject
virtual bool hasPendingActivity() const;
virtual void contextDestroyed();
virtual void stop();
virtual bool canSuspend() const;
virtual void suspend();
virtual void resume();
// The lowest allowable timer setting (in seconds, 0.001 == 1 ms).
// Default is 10ms.
// Chromium uses a non-default timeout.
static double minTimerInterval() { return s_minTimerInterval; }
static void setMinTimerInterval(double value) { s_minTimerInterval = value; }
private:
DOMTimer(ScriptExecutionContext*, ScheduledAction*, int timeout, bool singleShot);
virtual void fired();
int m_timeoutId;
int m_nestingLevel;
OwnPtr<ScheduledAction> m_action;
double m_nextFireInterval;
double m_repeatInterval;
#if !ASSERT_DISABLED
bool m_suspended;
#endif
static double s_minTimerInterval;
};
} // namespace WebCore
#endif // DOMTimer_h
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