1 /******************************************************************************

     2  *

     3  * 

     4  *

     5  *

     6  * Copyright (C) 1997-2008 by Dimitri van Heesch.

     7  *

     8  * Permission to use, copy, modify, and distribute this software and its

     9  * documentation under the terms of the GNU General Public License is hereby 

    10  * granted. No representations are made about the suitability of this software 

    11  * for any purpose. It is provided "as is" without express or implied warranty.

    12  * See the GNU General Public License for more details.

    13  *

    14  * Documents produced by Doxygen are derivative works derived from the

    15  * input used in their production; they are not affected by this license.

    16  *

    17  */

    18 

    19 #ifndef _CPPVALUE_H

    20 #define _CPPVALUE_H

    21 

    22 #include <stdio.h>

    23 #include <qglobal.h> 

    24 

    25 class CPPValue

    26 {

    27   public:

    28   

    29   

    30     enum Type { Int, Float };

    31   

    32     CPPValue(long val=0) : type(Int) { v.l = val; }

    33     CPPValue(double val) : type(Float) { v.d = val; }

    34 

    35     operator double () const { return type==Int ? (double)v.l : v.d; }

    36     operator long ()   const { return type==Int ? v.l : (long)v.d;   }

    37 

    38     bool isInt() const { return type == Int; }

    39      

    40     void print() const

    41     {

    42       if (type==Int) 

    43         printf("(%ld)\n",v.l);

    44       else

    45         printf("(%f)\n",v.d);

    46     }

    47 

    48   private:

    49     Type type;

    50     union {

    51       double d;

    52       long l;

    53     } v;

    54 };

    55 

    56 extern CPPValue parseOctal();

    57 extern CPPValue parseDecimal();

    58 extern CPPValue parseHexadecimal();

    59 extern CPPValue parseCharacter();

    60 extern CPPValue parseFloat();

    61 

    62 #endif