// -*- 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 REGEXP_OBJECT_H_

#define REGEXP_OBJECT_H_

#include "function_object.h"

#include "regexp.h"

namespace KJS {

  class ExecState;

  class RegExpPrototype : public JSObject {

  public:

    RegExpPrototype(ExecState *exec,

                       ObjectPrototype *objProto,

                       FunctionPrototype *funcProto);

    virtual const ClassInfo *classInfo() const { return &info; }

    static const ClassInfo info;

  };

  class RegExpProtoFunc : public InternalFunctionImp {

  public:

    RegExpProtoFunc(ExecState*, FunctionPrototype*, int i, int len, const Identifier&);

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

    enum { Exec, Test, ToString };

  private:

    int id;

  };

  class RegExpImp : public JSObject {

  public:

    RegExpImp(RegExpPrototype *regexpProto);

    ~RegExpImp();

    void setRegExp(RegExp *r) { reg = r; }

    RegExp* regExp() const { return reg; }

    virtual const ClassInfo *classInfo() const { return &info; }

    static const ClassInfo info;

  private:

    RegExp *reg;

  };

  struct RegExpObjectImpPrivate;

  class RegExpObjectImp : public InternalFunctionImp {

  public:

    enum { Dollar1, Dollar2, Dollar3, Dollar4, Dollar5, Dollar6, Dollar7, Dollar8, Dollar9, 

           Input, Multiline, LastMatch, LastParen, LeftContext, RightContext };

    RegExpObjectImp(ExecState *exec,

                    FunctionPrototype *funcProto,

                    RegExpPrototype *regProto);

    virtual bool implementsConstruct() const;

    virtual JSObject *construct(ExecState *exec, const List &args);

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

    virtual void put(ExecState *, const Identifier &, JSValue *, int attr = None);

    void putValueProperty(ExecState *, int token, JSValue *, int attr);

    virtual bool getOwnPropertySlot(ExecState *, const Identifier&, PropertySlot&);

    JSValue *getValueProperty(ExecState *, int token) const;

    UString performMatch(RegExp *, const UString&, int startOffset = 0, int *endOffset = 0, int **ovector = 0);

    JSObject *arrayOfMatches(ExecState *exec, const UString &result) const;

    virtual const ClassInfo *classInfo() const { return &info; }

  private:

    JSValue *getBackref(unsigned) const;

    JSValue *getLastMatch() const;

    JSValue *getLastParen() const;

    JSValue *getLeftContext() const;

    JSValue *getRightContext() const;

    OwnPtr<RegExpObjectImpPrivate> d;

    static const ClassInfo info;

  };

} // namespace

#endif