ex_ndir.cpp

//
//  This file is part of NUS
//
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Lesser General Public
//  License as published by the Free Software Foundation version 2.1
//  of the License.
//
//  This library is distributed in the hope that it 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 this library; if not, write to the Free Software
//  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// This example shows how to use the NFile class to manipulate files
#include "ndir.h"
#include "nobject.h"
#include "nstring.h"
#include "ngetopt.h"
#include "noutput.h"
#include "nlist.h"

class DirInfo {
      public:
            DirInfo(void) {

            }

            bool setPath(const NOpt<DirInfo> &opt) {
                  m_path = opt.getValues().at(0);
                  return true;
            }


            int run(void) {
                  NDir dir(m_path);
                  NList<NString> contents;

                  contents = dir.getContents();
                  for (nuint64 i = 0; i < contents.size(); i++) {
                        NMessage::print() << "Entry " << i << " = " << 
                              contents.at(i);
                  }
                  
                  return 0;
            }
      private:
            NString m_path;
};

void setup_opts(NGetOpt<DirInfo> *opts) { 
      opts->add("h", "help", false, "Display the help for this program", NULL);
      opts->add("p", "path", true, "The path to check", 
                &DirInfo::setPath);
}

int main(int argc, char **argv) { 
      DirInfo app;
      NGetOpt<DirInfo> opts(argc, argv, &app, 1);

      // Setup the command line flags (see NGetOpt documentation for details)
      setup_opts(&opts);
      try { 
            if (opts.proccess()) { 
                  app.run();
            }
      }
      catch (NException &e) { 
            NWarning::print() << e.getDescription();
            exit(1);          
      }

      return 0;
}

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