file/MyFile.cs

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using System;
using System.Collections.Generic;
using System.Text;
using MyWinFromPIM.personInfo;

using System.IO;
using System.Security.Cryptography;

namespace MyWinFromPIM.file
{
    public class MyFile
    {
        public MyFile(string path)
        {
            this.path = path;
        }
        /// <summary>
        /// 私有成员变量
        /// </summary>
        private string path;//文件路径

        private bool _isSaveFile;
        public bool isSaveFile
        {
            get { return _isSaveFile; }
            set { _isSaveFile = value; }
        }
        
        #region 保存方法
        /// <summary>
        /// 文件保存方法
        /// </summary>
        /// <param name="person">存放联系人的数组</param>
        /// <param name="path">存放路径</param>
        /// <returns></returns>
        public void MySaveFile(List<PersonInfo> persons)
        {
               FileStream fs = new FileStream(this.path, FileMode.Create);
               StreamWriter fileWriter;
               string temp;
               if (!File.Exists(path))
               {
                   File.Create(path);
               }
               fileWriter = new StreamWriter(fs);
               for (int i = 0; i < persons.Count; i++)
               {
                    temp = persons[i].personID + "," + persons[i].personName + "," + persons[i].personPhon + ","+ 
                           persons[i].personBir + "," + persons[i].personAddr + "," + persons[i].personEmail+","+
                           persons[i].personImageIndex+","+persons[i].personQQ+","+persons[i].personSex+","+
                           persons[i].personGroup;
                    fileWriter.WriteLine(temp);
               }
               fileWriter.Close();
        }

        public void MySaveFile(List<PersonInfo> persons,string path)
        {
            FileStream fs = new FileStream(path, FileMode.Create);
            StreamWriter fileWriter;