modules/rosapps/applications/sysutils/regexpl/ArgumentParser.h

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