// -*- c-basic-offset: 2 -*-
/*
 *  This file is part of the KDE libraries
 *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#ifndef ERROR_OBJECT_H_
#define ERROR_OBJECT_H_

#include "function_object.h"

namespace KJS {

  class ErrorInstance : public JSObject {
  public:
    ErrorInstance(JSObject *proto);
    
    virtual const ClassInfo *classInfo() const { return &info; }
    static const ClassInfo info;
  };
  
  class ErrorPrototype : public ErrorInstance {
  public:
    ErrorPrototype(ExecState *exec,
                      ObjectPrototype *objectProto,
                      FunctionPrototype *funcProto);
  };

  class ErrorProtoFunc : public InternalFunctionImp {
  public:
    ErrorProtoFunc(ExecState*, FunctionPrototype*, const Identifier&);
    virtual JSValue *callAsFunction(ExecState *exec, JSObject *thisObj, const List &args);
  };

  class ErrorObjectImp : public InternalFunctionImp {
  public:
    ErrorObjectImp(ExecState *exec, FunctionPrototype *funcProto,
                   ErrorPrototype *errorProto);

    virtual bool implementsConstruct() const;
    using KJS::JSObject::construct;
    virtual JSObject *construct(ExecState *exec, const List &args);

    virtual JSValue *callAsFunction(ExecState *exec, JSObject *thisObj, const List &args);
  };

  class NativeErrorPrototype : public JSObject {
  public:
    NativeErrorPrototype(ExecState *exec, ErrorPrototype *errorProto,
                            ErrorType et, UString name, UString message);
  private:
    ErrorType errType;
  };

  class NativeErrorImp : public InternalFunctionImp {
  public:
    NativeErrorImp(ExecState *exec, FunctionPrototype *funcProto,
                   JSObject *prot);

    virtual bool implementsConstruct() const;
    using KJS::JSObject::construct;
    virtual JSObject *construct(ExecState *exec, const List &args);
    virtual JSValue *callAsFunction(ExecState *exec, JSObject *thisObj, const List &args);

    virtual void mark();

    virtual const ClassInfo *classInfo() const { return &info; }
    static const ClassInfo info;
  private:
    JSObject *proto;
  };

} // namespace

#endif
