Source/WebCore/bridge/c/c_instance.h

/*
 * Copyright (C) 2003 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. ``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
 * 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 BINDINGS_C_INSTANCE_H_
#define BINDINGS_C_INSTANCE_H_

#if ENABLE(NETSCAPE_PLUGIN_API)

#include "BridgeJSC.h"
#include "runtime_root.h"
#include <wtf/text/WTFString.h>

typedef struct NPObject NPObject;

namespace JSC {

namespace Bindings {

class CClass;

class CInstance : public Instance {
public:
    static Ref<CInstance> create(NPObject* object, RefPtr<RootObject>&& rootObject)
    {
        return adoptRef(*new CInstance(object, WTFMove(rootObject)));
    }

    static void setGlobalException(String);
    static void moveGlobalExceptionToExecState(JSGlobalObject*);

    virtual ~CInstance();

    Class *getClass() const override;

    JSValue valueOf(JSGlobalObject*) const override;
    JSValue defaultValue(JSGlobalObject*, PreferredPrimitiveType) const override;

    JSValue getMethod(JSGlobalObject*, PropertyName) override;
    JSValue invokeMethod(JSGlobalObject*, CallFrame*, RuntimeMethod*) override;
    bool supportsInvokeDefaultMethod() const override;
    JSValue invokeDefaultMethod(JSGlobalObject*, CallFrame*) override;

    bool supportsConstruct() const override;
    JSValue invokeConstruct(JSGlobalObject*, CallFrame*, const ArgList&) override;

    void getPropertyNames(JSGlobalObject*, PropertyNameArray&) override;

    JSValue stringValue(JSGlobalObject*) const;
    JSValue numberValue(JSGlobalObject*) const;
    JSValue booleanValue() const;

    NPObject *getObject() const { return _object; }

private:
    CInstance(NPObject*, RefPtr<RootObject>&&);

    RuntimeObject* newRuntimeObject(JSGlobalObject*) override;
    bool toJSPrimitive(JSGlobalObject*, const char*, JSValue&) const;


    mutable CClass *_class;
    NPObject *_object;
};

} // namespace Bindings

} // namespace JSC

#endif // ENABLE(NETSCAPE_PLUGIN_API)

#endif