system_string.cpp

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#ifndef SYSTEM_STRING_IMPLEMENTATION_FILE
#define SYSTEM_STRING_IMPLEMENTATION_FILE

/*****************************************************************************\
*                                                                             *
*  Name   : system_string                                                     *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*******************************************************************************
* Copyright (c) 1991-$now By Author.  This program is free software; you can  *
* redistribute it and/or modify it under the terms of the GNU General Public  *
* License as published by the Free Software Foundation; either version 2 of   *
* the License or (at your option) any later version.  This is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/

// Some original system string code was by Douglas Young.

#include "system_string.h"
#include "wp_implementation.h"

system_string::system_string(const char *str)
{ contents = XmStringCreate((char *)str, XmSTRING_DEFAULT_CHARSET); }

system_string::system_string(const istring &str)
{ contents = XmStringCreate((char *)str.s(), XmSTRING_DEFAULT_CHARSET); }

system_string::system_string(int n, const char *lines[], concatenation_method how)
{
  contents = XmStringCreate((char *)"", XmSTRING_DEFAULT_CHARSET);
  if (n <= 0) return;
  else {
    for (int i = 0; i < n; i++) {
      // skip out if there is no entry left...
      if (!lines[i]) break;
      // perform the extra insertion for space or index style separation...
      if ( (how == SPACE_SEPARATE) && (i > 0) )
        contents = XmStringConcat
          (contents, XmStringCreate((char *)" ", XmSTRING_DEFAULT_CHARSET));
      else if ( (how == INDEX_SEPARATE) && (i > 0) ) 
// bogus code:
        contents = XmStringConcat
          (contents, XmStringCreate((char *)" ", XmSTRING_DEFAULT_CHARSET));
// real code to be used below:
//        contents = XmStringConcat(contents, XmStringSeparatorCreate());
      // concatenate an item created according to the how...
      if (how == EOL_SEPARATE) contents = XmStringConcat
        (contents, XmStringLtoRCreate((char *)lines[i], XmSTRING_DEFAULT_CHARSET));
      else contents = XmStringConcat
        (contents, XmStringCreate((char *)lines[i], XmSTRING_DEFAULT_CHARSET));
    }
  }
}

system_string::~system_string() { XmStringFree(contents); }

system_string::operator window_string () const { return contents; }

int compound_length(const char *str[])
{ int i; for (i = 0; *str[i]; i++) {}; return i; }


#endif //SYSTEM_STRING_IMPLEMENTATION_FILE

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