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/*
* Copyright (C) 2010 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 "UserMessageCoders.h"
#include "WebContext.h"
#include "WebFrameProxy.h"
#include "WebPageGroup.h"
#include "WebPageGroupData.h"
#include "WebPageProxy.h"
namespace WebKit {
// Adds
// - Page -> BundlePage
// - Frame -> BundleFrame
// - PageGroup -> BundlePageGroup
class WebContextUserMessageEncoder : public UserMessageEncoder<WebContextUserMessageEncoder> {
public:
typedef UserMessageEncoder<WebContextUserMessageEncoder> Base;
explicit WebContextUserMessageEncoder(APIObject* root)
: Base(root)
{
}
void encode(CoreIPC::ArgumentEncoder* encoder) const
{
APIObject::Type type = APIObject::TypeNull;
if (baseEncode(encoder, type))
return;
switch (type) {
case APIObject::TypePage: {
WebPageProxy* page = static_cast<WebPageProxy*>(m_root);
encoder->encode(page->pageID());
break;
}
case APIObject::TypeFrame: {
WebFrameProxy* frame = static_cast<WebFrameProxy*>(m_root);
encoder->encode(frame->frameID());
break;
}
case APIObject::TypePageGroup: {
WebPageGroup* pageGroup = static_cast<WebPageGroup*>(m_root);
encoder->encode(pageGroup->data());
break;
}
default:
ASSERT_NOT_REACHED();
break;
}
}
};
// Adds
// - Page -> BundlePage
// - Frame -> BundleFrame
// - PageGroup -> BundlePageGroup
class WebContextUserMessageDecoder : public UserMessageDecoder<WebContextUserMessageDecoder> {
public:
typedef UserMessageDecoder<WebContextUserMessageDecoder> Base;
WebContextUserMessageDecoder(RefPtr<APIObject>& root, WebProcessProxy* process)
: Base(root)
, m_process(process)
{
}
WebContextUserMessageDecoder(WebContextUserMessageDecoder& userMessageDecoder, RefPtr<APIObject>& root)
: Base(root)
, m_process(userMessageDecoder.m_process)
{
}
static bool decode(CoreIPC::ArgumentDecoder* decoder, WebContextUserMessageDecoder& coder)
{
APIObject::Type type = APIObject::TypeNull;
if (!Base::baseDecode(decoder, coder, type))
return false;
if (coder.m_root || type == APIObject::TypeNull)
return true;
switch (type) {
case APIObject::TypeBundlePage: {
uint64_t pageID;
if (!decoder->decode(pageID))
return false;
coder.m_root = coder.m_process->webPage(pageID);
break;
}
case APIObject::TypeBundleFrame: {
uint64_t frameID;
if (!decoder->decode(frameID))
return false;
coder.m_root = coder.m_process->webFrame(frameID);
break;
}
case APIObject::TypeBundlePageGroup: {
uint64_t pageGroupID;
if (!decoder->decode(pageGroupID))
return false;
coder.m_root = WebPageGroup::get(pageGroupID);
break;
}
default:
return false;
}
return true;
}
private:
WebProcessProxy* m_process;
};
} // namespace WebKit
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