kjs/function_object.h

   1 // -*- c-basic-offset: 2 -*-
   2 /*
   3  *  This file is part of the KDE libraries
   4  *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
   5  *  Copyright (C) 2006 Apple Computer, Inc.
   6  *
   7  *  This library is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU Lesser General Public
   9  *  License as published by the Free Software Foundation; either
  10  *  version 2 of the License, or (at your option) any later version.
  11  *
  12  *  This library is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  Lesser General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Lesser General Public
  18  *  License along with this library; if not, write to the Free Software
  19  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  20  *
  21  */
  22
  23 #ifndef FUNCTION_OBJECT_H_
  24 #define FUNCTION_OBJECT_H_
  25
  26 #include "object_object.h"
  27 #include "function.h"
  28
  29 namespace KJS {
  30
  31   /**
  32    * @internal
  33    *
  34    * Class to implement all methods that are properties of the
  35    * Function.prototype object
  36    */
  37   class FunctionProtoFunc : public InternalFunctionImp {
  38   public:
  39     FunctionProtoFunc(ExecState*, FunctionPrototype*, int i, int len, const Identifier&);
  40
  41     virtual JSValue *callAsFunction(ExecState *exec, JSObject *thisObj, const List &args);
  42
  43     enum { ToString, Apply, Call };
  44   private:
  45     int id;
  46   };
  47
  48   /**
  49    * @internal
  50    *
  51    * The initial value of the global variable's "Function" property
  52    */
  53   class FunctionObjectImp : public InternalFunctionImp {
  54   public:
  55     FunctionObjectImp(ExecState*, FunctionPrototype*);
  56     virtual ~FunctionObjectImp();
  57
  58     virtual bool implementsConstruct() const;
  59     virtual JSObject* construct(ExecState*, const List& args);
  60     virtual JSObject* construct(ExecState*, const List& args, const Identifier& functionName, const UString& sourceURL, int lineNumber);
  61     virtual JSValue* callAsFunction(ExecState*, JSObject* thisObj, const List& args);
  62   };
  63
  64 } // namespace
  65
  66 #endif // _FUNCTION_OBJECT_H_