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/*
* Copyright (C) 2007 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#ifndef BU_PARAM_PROC_H
#define BU_PARAM_PROC_H
#include <stdint.h>
#include <string>
#include <list>
#include "bu/fstring.h"
namespace Bu
{
class ParamProc
{
public:
class ParamPtr
{
public:
ParamPtr();
ParamPtr( Bu::FString *str );
ParamPtr( uint64_t *uint64 );
ParamPtr( uint32_t *uint32 );
ParamPtr( uint16_t *uint16 );
ParamPtr( uint8_t *uint8 );
ParamPtr( int64_t *int64 );
ParamPtr( int32_t *int32 );
ParamPtr( int16_t *int16 );
ParamPtr( int8_t *int8 );
ParamPtr( float *float32 );
ParamPtr( double *float64 );
ParamPtr( long double *float96 );
ParamPtr( bool *bln );
enum
{
vtunset,
vtstr,
vtuint64,
vtuint32,
vtuint16,
vtuint8,
vtint64,
vtint32,
vtint16,
vtint8,
vtfloat32,
vtfloat64,
vtfloat96,
vtbln,
};
ParamPtr &operator=( ParamPtr &ptr );
ParamPtr &operator=( const char *str );
bool isSet();
private:
int type;
union
{
Bu::FString *str;
uint64_t *uint64;
uint32_t *uint32;
uint16_t *uint16;
uint8_t *uint8;
int64_t *int64;
int32_t *int32;
int16_t *int16;
int8_t *int8;
float *float32;
double *float64;
long double *float96;
bool *bln;
} val;
};
typedef int (ParamProc::*Proc)( int, char *[] );
typedef struct ArgSpec
{
uint8_t nFlags;
Bu::FString sWord;
char cChar;
Proc proc;
ParamProc::ParamPtr val;
Bu::FString sExtra;
Bu::FString sDesc;
Bu::FString sValue;
} ArgSpec;
public:
ParamProc();
virtual ~ParamProc();
void addParam( const char *lpWord, char cChar, Proc proc, ParamPtr val,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( const char *lpWord, char cChar, Proc proc,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( const char *lpWord, char cChar, ParamPtr val,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( const char *lpWord, Proc proc, ParamPtr val,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( const char *lpWord, Proc proc,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( const char *lpWord, ParamPtr val,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( char cChar, Proc proc, ParamPtr val,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( char cChar, Proc proc,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void addParam( char cChar, ParamPtr val,
const char *lpDesc=NULL, const char *lpExtra=NULL,
const char *lpValue=NULL
);
void process( int argc, char *argv[] );
void addHelpBanner( const char *sHelpBanner );
private:
ArgSpec *checkWord( const char *arg );
ArgSpec *checkLetr( const char arg );
public:
virtual int cmdParam( int argc, char *argv[] );
virtual int unknownParam( int argc, char *argv[] );
virtual int help( int argc, char *argv[] );
private:
typedef struct Banner
{
Bu::FString sBanner;
ArgSpec *pBefore;
} Banner;
std::list<Banner *> lBan;
std::list<ArgSpec *> lArg;
};
}
#define mkproc( cls ) static_cast<int (Bu::ParamProc::*)( int, char *[])>(&cls)
#endif
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