添加项目文件。

JY.Inspection/Frm/SetForm.cs

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+using JY.Inspection.Common;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Data;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Windows.Forms;
+
+namespace JY.Inspection.Frm
+{
+    public partial class SetForm : MetroFramework.Forms.MetroForm
+    {
+        UserHelper helper = new UserHelper("");
+        List<User> ListUser = new List<User>();
+        DataTable dt = new DataTable();
+        public SetForm()
+        {
+            InitializeComponent();
+            
+            if (File.Exists("user.pt"))
+            {
+                ListUser = helper.DeSerializedUser("user.pt");
+                ShowUserList(ListUser);
+            }
+        }
+
+        private void SetForm_Load(object sender, EventArgs e)
+        {
+          
+        }
+
+        public void ShowUserList(List<User> List)
+        {
+
+            List<User> UpList = new List<User>();
+            for (int i = 0; i < List.Count; i++)
+            {
+                if (i>0)
+                {
+                    UpList.Add(List[i]);
+                }
+            }
+            dgvManger.DataSource = null;
+            dgvManger.DataSource = UpList;
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="collection"></param>
+        /// <returns></returns>
+        public static DataTable ToDataTable<T>(IEnumerable<T> collection)
+        {
+            var props = typeof(T).GetProperties();
+            var dt = new DataTable();
+            dt.Columns.AddRange(props.Select(p => new DataColumn(p.Name, p.PropertyType)).ToArray());
+            if (collection.Count() > 0)
+            {
+                for (int i = 0; i < collection.Count(); i++)
+                {
+                    ArrayList tempList = new ArrayList();
+                    foreach (PropertyInfo pi in props)
+                    {
+                        object obj = pi.GetValue(collection.ElementAt(i), null);
+                        tempList.Add(obj);
+                    }
+                    object[] array = tempList.ToArray();
+                    dt.LoadDataRow(array, true);
+                }
+            }
+            return dt;
+        }
+
+        private User GetUser(List<User> list)
+        {
+            if (txtUser.Text == string.Empty | txtPassWord.Text == string.Empty)
+            {
+                return null;
+            }
+            User user = new User();
+            user.Index = list[list.Count - 1].Index + 1;
+            user.UserName = txtUser.Text;
+            user.PassWord = txtPassWord.Text;
+            switch (cmbLevel.SelectedIndex)
+            {
+                case 0:
+                    user.Level = Autuority.管理员;
+                    break;
+                case 1:
+                    user.Level = Autuority.工程师;
+                    break;
+                case 2:
+                    user.Level = Autuority.操作员;
+                    break;
+                default:
+                    break;
+            }
+            return user;
+        }
+
+        /// <summary>
+        /// 获取表格选中行单元格数据
+        /// </summary>
+        private void SetUser()
+        {
+            DataGridViewSelectedRowCollection rowCollection = dgvManger.SelectedRows;
+            if (rowCollection.Count == 0)
+            {
+                return;
+            }
+            DataGridViewRow row = rowCollection[0];
+            txtUser.Text = row.Cells[1].Value.ToString();
+            txtPassWord.Text = row.Cells[2].Value.ToString();
+            switch (row.Cells[3].Value.ToString())
+            {
+                case "管理员":
+                    cmbLevel.SelectedIndex = 0;
+                    break;
+                case "工程师":
+                    cmbLevel.SelectedIndex = 1;
+                    break;
+                case "操作员":
+                    cmbLevel.SelectedIndex = 2;
+                    break;
+                default:
+                    break;
+            }
+        }
+
+        /// <summary>
+        /// 添加用户
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void btAdd_Click(object sender, EventArgs e)
+        {
+
+
+            User user = GetUser(ListUser);
+            var res = helper.AddUser("user.pt", ListUser, user);
+            if (res)
+            {
+                MessageBox.Show("添加成功");
+                ShowUserList(ListUser);
+            }
+            else if (user == null)
+            {
+                MessageBox.Show("添加内容为空");
+            }
+           
+            else
+            {
+                MessageBox.Show("添加失败");
+            }
+        }
+
+        /// <summary>
+        /// 删除用户
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void btDelete_Click(object sender, EventArgs e)
+        {
+
+            var res = helper.DeleteUser("user.pt", ListUser, txtUser.Text);
+            if (res)
+            {
+                MessageBox.Show("删除成功");
+                ShowUserList(ListUser);
+            }
+            else
+            {
+                MessageBox.Show("删除失败");
+            }
+        }
+
+        private void dgvManger_SelectionChanged(object sender, EventArgs e)
+        {
+            SetUser();
+        }
+
+        /// <summary>
+        /// 编辑用户
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void btEdit_Click(object sender, EventArgs e)
+        {
+            User user = GetUser(ListUser);
+            var res = helper.EditUser("user.pt", ListUser, user);
+            if (res)
+            {
+                MessageBox.Show("修改成功");
+                ShowUserList(ListUser);
+            }
+            else
+            {
+                MessageBox.Show("修改失败");
+            }
+        }
+
+       
+    }
+}