CDE/cde/lib/DtMmdb/dti_cc/CC_String.h

/*
 * CDE - Common Desktop Environment
 *
 * Copyright (c) 1993-2012, The Open Group. All rights reserved.
 *
 * These libraries and programs are free software; you can
 * redistribute them and/or modify them under the terms of the GNU
 * Lesser General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option)
 * any later version.
 *
 * These libraries and programs are distributed in the hope that
 * they will be useful, but WITHOUT ANY WARRANTY; without even the
 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 * PURPOSE. See the GNU Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with these libraries and programs; if not, write
 * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
 * Floor, Boston, MA 02110-1301 USA
 */
/* $XConsortium: CC_String.h /main/5 1996/08/21 15:48:50 drk $ */
#ifndef _CC_STRING_H_
#define _CC_STRING_H_

#include <string.h>
#include "dti_cc/types.h"

class CC_String {
public: // functions

  CC_String (const CC_String& x);

  CC_String (const char *string)
  {
    int len = strlen(string);
    f_string = new char[len + 1];
    *((char *) memcpy(f_string, string, len) + len) = '\0';
  }

  CC_String() 
  {
    f_string = NULL;
  }

  virtual ~CC_String () { delete [] f_string; }

  CC_Boolean isNull() const { 
    return( f_string[0] == '\0' );
  }

  unsigned int hash() const; /* This returns a hash value 
			      * used by the hash funcion
			      */

  size_t length() const {    /* Used strlen, so expect string terminated by
			      * \0. The library in RW takes care of non-null
			      * terminated string. I assume this is not 
			      * the case here.
			      */
    return(strlen(f_string));
  }

  enum caseCompare { exact, ignoreCase };
  int  compareTo(const char *, caseCompare = exact) const;
  int  compareTo(const CC_String &cs, caseCompare CaseSensitive = exact) const
  { 
    return(compareTo((const char *)cs, CaseSensitive));
  }
 
  CC_Boolean operator ==(const CC_String &k)  const
  { 
    return (compareTo(k) == 0) ? TRUE : FALSE; 
  }

  operator const char *() const { return f_string; }
  const char *data() const { return f_string; }

private: 
  char *f_string;
};

#endif