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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.
* * 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.
*/
#include "config.h"
#include "core/dom/ContextFeatures.h"
#include "core/dom/Document.h"
#include "core/page/Page.h"
#include "platform/RuntimeEnabledFeatures.h"
namespace WebCore {
PassOwnPtr<ContextFeaturesClient> ContextFeaturesClient::empty()
{
return adoptPtr(new ContextFeaturesClient());
}
const char* ContextFeatures::supplementName()
{
return "ContextFeatures";
}
ContextFeatures* ContextFeatures::defaultSwitch()
{
#if ENABLE(OILPAN)
DEFINE_STATIC_LOCAL(Persistent<ContextFeatures>, instance, (ContextFeatures::create(ContextFeaturesClient::empty())));
#else
DEFINE_STATIC_REF(ContextFeatures, instance, (ContextFeatures::create(ContextFeaturesClient::empty())));
#endif
return instance;
}
bool ContextFeatures::dialogElementEnabled(Document* document)
{
if (!document)
return RuntimeEnabledFeatures::dialogElementEnabled();
return document->contextFeatures().isEnabled(document, DialogElement, RuntimeEnabledFeatures::dialogElementEnabled());
}
bool ContextFeatures::pagePopupEnabled(Document* document)
{
if (!document)
return false;
return document->contextFeatures().isEnabled(document, PagePopup, false);
}
bool ContextFeatures::mutationEventsEnabled(Document* document)
{
ASSERT(document);
if (!document)
return true;
return document->contextFeatures().isEnabled(document, MutationEvents, true);
}
bool ContextFeatures::pushStateEnabled(Document* document)
{
return document->contextFeatures().isEnabled(document, PushState, true);
}
void provideContextFeaturesTo(Page& page, PassOwnPtr<ContextFeaturesClient> client)
{
ContextFeatures::SupplementType::provideTo(page, ContextFeatures::supplementName(), ContextFeatures::create(client));
}
void provideContextFeaturesToDocumentFrom(Document& document, Page& page)
{
ContextFeatures* provided = static_cast<ContextFeatures*>(ContextFeatures::SupplementType::from(page, ContextFeatures::supplementName()));
if (!provided)
return;
document.setContextFeatures(*provided);
}
}
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