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/*
* Copyright (C) 2006, 2007 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 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 "OverflowEvent.h"
#include "EventNames.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(OverflowEvent);
OverflowEvent::OverflowEvent()
: m_orient(VERTICAL)
, m_horizontalOverflow(false)
, m_verticalOverflow(false)
{
}
OverflowEvent::OverflowEvent(bool horizontalOverflowChanged, bool horizontalOverflow, bool verticalOverflowChanged, bool verticalOverflow)
: Event(eventNames().overflowchangedEvent, CanBubble::No, IsCancelable::No)
, m_horizontalOverflow(horizontalOverflow)
, m_verticalOverflow(verticalOverflow)
{
ASSERT(horizontalOverflowChanged || verticalOverflowChanged);
if (horizontalOverflowChanged && verticalOverflowChanged)
m_orient = BOTH;
else if (horizontalOverflowChanged)
m_orient = HORIZONTAL;
else
m_orient = VERTICAL;
}
OverflowEvent::OverflowEvent(const AtomString& type, const Init& initializer, IsTrusted isTrusted)
: Event(type, initializer, isTrusted)
, m_orient(initializer.orient)
, m_horizontalOverflow(initializer.horizontalOverflow)
, m_verticalOverflow(initializer.verticalOverflow)
{
}
EventInterface OverflowEvent::eventInterface() const
{
return OverflowEventInterfaceType;
}
void OverflowEvent::initOverflowEvent(unsigned short orient, bool horizontalOverflow, bool verticalOverflow)
{
if (isBeingDispatched())
return;
initEvent(eventNames().overflowchangedEvent, false, false);
m_orient = orient;
m_horizontalOverflow = horizontalOverflow;
m_verticalOverflow = verticalOverflow;
}
}
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