C / C++ / MFC

mac_g wrote:

but i want to try to specify the path in code itself.

mac_g wrote:

in code there is a msg

"pls input the directory or path where you save the file"

ifstream iFile("c:\\SomeDirectory\\AnotherDirectory\\input.txt"); 

#include <shlwapi.h>

void UseFile(const char* directory)
{
   char path[MAX_PATH];
   PathCombine(path, directory, "input.txt"); // Combine directory and filename into 'path' variable

   ifstream iFile(path);

Comp_Users wrote:

Rather than having numbers in the xml file, I wanted to include the enum symbols itself(strings) which is readable and self explainatery in the xml file.

#include <map>
#include <string>
#include <boost/assign/list_of.hpp>
#include <boost/optional.hpp>

enum XX { AA, BB, CC, DD, EE };


boost::optional<XX> XXFromString(std::string const& s)
{
#define ITEM(I) (#I, I)
   const std::map<std::string, XX> MapStringToXX = boost::assign::map_list_of ITEM(AA)ITEM(BB)ITEM(CC)ITEM(DD)ITEM(EE);
#undef ITEM
   std::map<std::string, XX>::const_iterator itEnum = MapStringToXX.find(s);
   return (itEnum == MapStringToXX.end())?boost::optional<XX>():itEnum->second;
}

ENUM(ONE)
ENUM(TWO)
ENUM(THREE)
ENUM(FOUR)

#define ENUM(s) s,
enum Numbers
{
#include "enum.h"
  NUMBERS
};
#undef ENUM

int stringtonumber(char * str)
{
#define ENUM(s)   #s,
  static char * tok[NUMBERS+1] =
  {
#include "enum.txt"
    NULL
  };
#undef ENUM
  int i=0;
  while ( tok[i] )
  {
    if ( ! strcmp(tok[i],str ) )
      return (i+1);
    i++;
  }
  return -1;
}

void main()
{
  printf("%s is %d\n", "THREE", stringtonumber("THREE"));
}

enum XX { AA=1, BB, CC, DD, EE };

std::pair<bool, XX> FromString(std::string const& s)
{
   static std::map<std::string, XX> MapStringToXX;
   if (MapStringToXX.empty())
   {
#define INSERT_ITEM(I) MapStringToXX.insert(std::make_pair(std::string(#I), I))
      INSERT_ITEM(AA);
      INSERT_ITEM(BB);
      INSERT_ITEM(CC);
      INSERT_ITEM(DD);
      INSERT_ITEM(EE);
   }
#undef ITEM
   std::map<std::string, XX>::const_iterator itEnum = MapStringToXX.find(s);
   return (itEnum == MapStringToXX.end())
      ?std::make_pair(false, XX())
      :std::make_pair(true, itEnum->second);
}

Comp_User wrote:

static void ConvertStrtoEnum(TCHAR &szEnum, int myenum)
{
if(!_tcscmp(szEnum, _T("ZERO"))
myenum = ZERO;
else if(!_tcscmp(szEnum, _T("ONE"))
myenum = ONE;
.
.
.//Do the same for all enum values.

int GetIdx( LPCTSTR lpctszID )
{
	const MAX_IDS = 3;
	LPCTSTR strRef[MAX_IDS]={ _T( "ONE" ), _T( "TWO" ), _T( "THREE" ) };

	for(int nIdx = 0; nIdx < MAX_IDS; nIdx++)
	{
		if( 0 == lstrcmp( lpctszID, strRef[nIdx] ))
		{
			return nIdx;
		}
	}

	return -1;
}