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/*
* Copyright (C) 2011 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. AND ITS CONTRIBUTORS ``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 ITS 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 "SessionState.h"
namespace CoreIPC {
// This assumes that when we encode a RefPtr we want to encode the object it points to and it is never null.
template<typename T> struct ArgumentCoder<RefPtr<T> > {
static void encode(ArgumentEncoder& encoder, const RefPtr<T>& item)
{
item->encode(encoder);
}
static bool decode(ArgumentDecoder& decoder, RefPtr<T>& item)
{
item = T::decode(decoder);
return item;
}
};
} // namespace CoreIPC
namespace WebKit {
SessionState::SessionState()
: m_currentIndex(0)
{
}
SessionState::SessionState(const BackForwardListItemVector& list, uint32_t currentIndex)
: m_list(list)
, m_currentIndex(currentIndex)
{
}
bool SessionState::isEmpty() const
{
// Because this might change later, callers should use this instead of
// calling list().isEmpty() directly themselves.
return m_list.isEmpty();
}
void SessionState::encode(CoreIPC::ArgumentEncoder& encoder) const
{
encoder << m_list;
encoder << m_currentIndex;
}
bool SessionState::decode(CoreIPC::ArgumentDecoder& decoder, SessionState& state)
{
if (!decoder.decode(state.m_list))
return false;
if (!decoder.decode(state.m_currentIndex))
return false;
return true;
}
} // namespace WebKit
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