JSDeprecatedCSSOMValueCustom.cpp   [plain text]

/*
 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
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#include "config.h"
#include "JSDeprecatedCSSOMValue.h"

#include "JSDeprecatedCSSOMPrimitiveValue.h"
#include "JSDeprecatedCSSOMValueList.h"
#include "JSNode.h"

using namespace JSC;

namespace WebCore {

bool JSDeprecatedCSSOMValueOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void* context, SlotVisitor& visitor)
{
    JSDeprecatedCSSOMValue* jsCSSValue = jsCast<JSDeprecatedCSSOMValue*>(handle.slot()->asCell());
    if (!jsCSSValue->hasCustomProperties())
        return false;
    DOMWrapperWorld* world = static_cast<DOMWrapperWorld*>(context);
    void* root = world->m_deprecatedCSSOMValueRoots.get(&jsCSSValue->wrapped());
    if (!root)
        return false;
    return visitor.containsOpaqueRoot(root);
}

void JSDeprecatedCSSOMValueOwner::finalize(JSC::Handle<JSC::Unknown> handle, void* context)
{
    JSDeprecatedCSSOMValue* jsCSSValue = static_cast<JSDeprecatedCSSOMValue*>(handle.slot()->asCell());
    DOMWrapperWorld& world = *static_cast<DOMWrapperWorld*>(context);
    world.m_deprecatedCSSOMValueRoots.remove(&jsCSSValue->wrapped());
    uncacheWrapper(world, &jsCSSValue->wrapped(), jsCSSValue);
}

JSValue toJSNewlyCreated(ExecState*, JSDOMGlobalObject* globalObject, Ref<DeprecatedCSSOMValue>&& value)
{
    if (value->isValueList())
        return createWrapper<DeprecatedCSSOMValueList>(globalObject, WTFMove(value));
    if (value->isPrimitiveValue())
        return createWrapper<DeprecatedCSSOMPrimitiveValue>(globalObject, WTFMove(value));
    return createWrapper<DeprecatedCSSOMValue>(globalObject, WTFMove(value));
}

JSValue toJS(ExecState* state, JSDOMGlobalObject* globalObject, DeprecatedCSSOMValue& value)
{
    return wrap(state, globalObject, value);
}

} // namespace WebCore