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/*
* Copyright (C) 2012 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER 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 Prerender_h
#define Prerender_h
#include "platform/PlatformExport.h"
#include "platform/heap/Handle.h"
#include "platform/weborigin/KURL.h"
#include "platform/weborigin/Referrer.h"
#include "wtf/PassRefPtr.h"
#include "wtf/RefCounted.h"
#include "wtf/RefPtr.h"
#include "wtf/text/WTFString.h"
namespace blink {
class PrerenderClient;
class PLATFORM_EXPORT Prerender final
: public GarbageCollectedFinalized<Prerender> {
WTF_MAKE_NONCOPYABLE(Prerender);
public:
class ExtraData : public RefCounted<ExtraData> {
public:
virtual ~ExtraData() {}
};
static Prerender* create(PrerenderClient* client,
const KURL& url,
unsigned relTypes,
const Referrer& referrer) {
return new Prerender(client, url, relTypes, referrer);
}
~Prerender();
DECLARE_TRACE();
void dispose();
void add();
void cancel();
void abandon();
const KURL& url() const { return m_url; }
unsigned relTypes() const { return m_relTypes; }
const String& getReferrer() const { return m_referrer.referrer; }
ReferrerPolicy getReferrerPolicy() const { return m_referrer.referrerPolicy; }
void setExtraData(PassRefPtr<ExtraData> extraData) {
m_extraData = extraData;
}
ExtraData* getExtraData() { return m_extraData.get(); }
void didStartPrerender();
void didStopPrerender();
void didSendLoadForPrerender();
void didSendDOMContentLoadedForPrerender();
private:
Prerender(PrerenderClient*, const KURL&, unsigned relTypes, const Referrer&);
// The embedder's prerendering support holds on to pending Prerender objects;
// those references should not keep the PrerenderClient alive -- if the client
// becomes otherwise unreachable it should be GCed (at which point it will
// abandon this Prerender object.)
WeakMember<PrerenderClient> m_client;
const KURL m_url;
const unsigned m_relTypes;
const Referrer m_referrer;
RefPtr<ExtraData> m_extraData;
};
} // namespace blink
#endif // Prerender_h
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