Clock Alert Code

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;

namespace Clock_Alert
{
    class FileHandler
    {
        /*private string path;
        public FileHandler()
        {
            path = null;
        }
        public void setSound(string path)
        {            
            if(File.Exists(path))
            {
                Properties.Settings.Default.soundPath=path;
                Properties.Settings.Default.playDefault=false;
            }
            else
                Properties.Settings.Default.playDefault=true;
        }
        public string getSound()
        {
            path = Properties.Settings.Default.soundPath;
            if (File.Exists(path))
                return path;
            else
            {
                Properties.Settings.Default.playDefault = true;
                return "null";
            }
        }
        public void backUpLastUsed(string path)
        {
            Properties.Settings.Default.LastUsed = Properties.Settings.Default.soundPath;
        }*/
    }
}