rosapps/sysutils/regexpl/ArgumentParser.h

   1 // ArgumentParser.h: interface for the CArgumentParser class.
   2 //
   3 //////////////////////////////////////////////////////////////////////
   4
   5 #if !defined(ARGUMENTPARSER_H__D4C1F637_BEBF_11D3_91EE_204C4F4F5020__INCLUDED_)
   6 #define ARGUMENTPARSER_H__D4C1F637_BEBF_11D3_91EE_204C4F4F5020__INCLUDED_
   7
   8 // Use this class to create parser of command line object
   9 class CArgumentParser
  10 {
  11 public:
  12         // Call this function to specify buffer containing the command line to be parsed
  13         // Parameters:
  14         //      pchArguments - pointer to buffer containing the command line. This buffer is modified by object,
  15         //                                      and must not be accessed extrenaly when object is used, unless you interate it
  16         //                                      only once and modify only substrings returned by GetNextArgument.
  17         //
  18         // Remarks:
  19         // This object can be reused by setting the buffer multiple times.
  20         void SetArgumentList(TCHAR *pchArguments);
  21
  22         // Call this function to reset argument iteration. You don't need to call this function after call
  23         // to set SetArgumentList, because calling SetArgumentList resets iteration with new buffer.
  24         void ResetArgumentIteration();
  25
  26         // Call this function to get next argument from command line.
  27         //
  28         // Returns:
  29         //      Function returns next argument. If this is first call after calling SetArgumentList or
  30         //      ResetArgumentIteration, functions returns the first argument (The command itself ?).
  31         TCHAR * GetNextArgument();
  32         CArgumentParser();
  33         virtual ~CArgumentParser();
  34 private:
  35         TCHAR *m_pchArgumentList;               // points to begin of argumet list
  36         const TCHAR *m_pchArgumentListEnd;      // points to last 0 in argument list
  37         TCHAR *m_pchArgument;
  38 };
  39
  40 #endif // !defined(ARGUMENTPARSER_H__D4C1F637_BEBF_11D3_91EE_204C4F4F5020__INCLUDED_)