实现考勤信息管理

 public  class SE
    {
        public string Id { get; set; }
        public int Age { get; set; }
        public string Name { get; set; }
        public string Gender { get; set; }
    }
    public enum Gender
    {
        男,女
    }

public  class Record
    {
      //签到时间
      public DateTime SignInTime { get; set; }
      //签退时间
      public DateTime SignOutTime { get; set; }
      //工号
      public string Id { get; set; }
      //员工姓名
      public string Name { get; set; }
    }

private void frmKa_Load(object sender, EventArgs e)
        {
            dataGridView1.AutoGenerateColumns = false;
            BindingSource bs = new BindingSource();
            bs.DataSource = dic.Values;
            this.dataGridView1.DataSource = bs;
        }

 //列表上用于保存SE对象
        public List<SE> programmerList = new List<SE>();
        //刷新DataGridView数据
        public void BindGrid(List<SE> list)
        {
            this.dataGridView1.DataSource = new BindingList<SE>(list);
        }

private void 新增ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmMaintance frm = new frmMaintance();
           // frm.MaintanceType = 1;
            frm.FrmParent = this;
            frm.ShowDialog();
        }

private void btnCha_Click(object sender, EventArgs e)
        {
            //根据员工工号进行模糊查询
            List<SE> list = new List<SE>();//用临时列表保存查询到的信息
            foreach (SE item in this.programmerList)
            {
                if (item.Id.IndexOf(this.txtNo.Text.Trim()) != -1)
                {
                    list.Add(item);
                }
            }
            this.dataGridView1.DataSource = new BindingList<SE>(list);
        }

  private Dictionary<string, Record> recordList = new Dictionary<string, Record>();
        private void 签到ToolStripMenuItem_Click(object sender, EventArgs e)
        {
             //确保有选中的行
            if (this.dataGridView1.SelectedRows.Count != 1)
            {
                MessageBox.Show("请选中一行！");
                return;
            }
            //确认是否签到
            string workNo = dataGridView1.SelectedRows[0].Cells[0].Value.ToString();
            foreach (string id in recordList.Keys)
            {
                if (workNo == id)
                {
                    MessageBox.Show("您已经签过到！");
                    return;
                }
            }
            //执行签到
            Record record = new Record();
            record.Id = workNo;
            record.Name = dataGridView1.SelectedRows[0].Cells[1].Value.ToString();
            record.SignInTime = DateTime.Now;//获取系统当前时间
            this.recordList.Add(record.Id, record);//添加到签到记录中
            MessageBox.Show("签到成功！");
        }

  private void 签退ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            //确保有选中的行
            if (this.dataGridView1.SelectedRows.Count != 1)
            {
                MessageBox.Show("请选中一行！");
                return;
            }
            string ID = dataGridView1.SelectedRows[0].Cells[0].Value.ToString();
            bool isOut = false;//标识是否已经签到过
            foreach (string key in recordList.Keys)
            {
                if (key == ID)
                {
                    this.recordList[key].SignOutTime = DateTime.Now;
                    MessageBox.Show("签退成功！");
                    isOut = true;
                    break;
                }
            }
            if (!isOut)
            {
                MessageBox.Show("很抱歉，尚未签到！");
            }
        } 
        private void 打卡记录ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmKa frm = new frmKa();
            frm.dic = this.recordList;
            frm.Show();


                
        }

 private void 删除ToolStripMenuItem_Click(object sender, EventArgs e)
        {
              if(this.dataGridView1.SelectedRows.Count>0)
            {
                DialogResult ch=MessageBox.Show("确定要删除么？","提示",MessageBoxButtons.OKCancel);
                if (ch == DialogResult.OK)
                {
                    string id = this.dataGridView1.SelectedRows[0].Cells[0].Value.ToString();
                    for (int i = 0; i < list.Count; i++)
                    {
                        if (list[i].ID1 == id)
                        {
                            list.Remove(list[i]);
                            BinGrid(list);
                            MessageBox.Show("删除成功");
                        }
                    }

                }
                else
                {
                    MessageBox.Show("请选择一行！");
                    return;
                }

        }

 private void btnCun_Click(object sender, EventArgs e)
        {
            try
            {
                SE pr = new SE();
                pr.Id = this.txtNo.Text.Trim();//工号
                pr.Age = Int32.Parse(this.txtAge.Text.Trim());//年龄
                pr.Name = this.txtName.Text.Trim();//姓名
                if (this.cobGender.SelectedItem.ToString() == "男")//性别
                {
                    pr.Gender = Gender.男.ToString();
                }
                else
                {
                    pr.Gender = Gender.女.ToString();
                }
                //验证工号唯一性
                foreach (SE item in FrmParent.programmerList)
                {
                    if (item.Id == pr.Id)
                    {
                        MessageBox.Show("此工号已经存在！");
                        return;
                    }
                }
                FrmParent.programmerList.Add(pr);
                this.Close();
            }
            catch (Exception ex)
            {

                MessageBox.Show("系统出现异常！" + ex);
            }
            finally
            {
                this.FrmParent.BindGrid(FrmParent.programmerList); 
            }
        }