public int type;//保存父窗体的引用public FrmMain FrmParent { get; set; }//
        public FrmAdd(){InitializeComponent();this.cboSex.SelectedIndex = 0;}

  public partial class FrmMain : Form{public FrmMain(){InitializeComponent();}public Dictionary<string, Record> dic = new Dictionary<string, Record>();//泛型集合public List<SE> AddList = new List<SE>();//刷新DataGridView数据public void BindGrid(List<SE> list){this.divList.DataSource = new BindingList<SE>(list);}//主窗口private void FrmMain_Load(object sender, EventArgs e){}//新增private void toolStripButton1_Click(object sender, EventArgs e){FrmAdd fm = new FrmAdd();fm.type = 1;fm.FrmParent = this;fm.ShowDialog();}//查看private void btnLook_Click(object sender, EventArgs e){List<SE> tempList = new List<SE>();//用于临时列表保存查询到的信息foreach (SE item in this.AddList){//如果泛型集合的SE下标不等于-1if (item.ID.IndexOf(this.txtId.Text.Trim()) !=-1){tempList.Add(item);}}this.divList.DataSource = new BindingList<SE>(tempList);}//删除private void toolStripButton3_Click(object sender, EventArgs e){DialogResult = MessageBox.Show("是否确定删除？","提示",MessageBoxButtons.YesNo,MessageBoxIcon.Question);if (DialogResult ==DialogResult.Yes){//通过索引访问List<SE> tempList = new List<SE>();foreach (SE item in this.AddList){tempList.Remove(item);}this.divList.DataSource = new BindingList<SE>(tempList);}}//修改private void toolStripButton2_Click(object sender, EventArgs e){}private void 签到ToolStripMenuItem_Click(object sender, EventArgs e){//判断是否选中一行if (this.divList.SelectedRows.Count != 1){MessageBox.Show("请选中一行！");return;}string workNo = divList.CurrentRow.Cells[0].Value.ToString();//遍历Key值foreach (string item in dic.Keys){if (workNo == item){MessageBox.Show("您已经签到过！");return;}}Record record = new Record();record.ID = workNo;//id号
record.Name = divList.CurrentRow.Cells[1].Value.ToString();//获取选中的姓名record.SignInTime = DateTime.Now;//当前的时间this.dic.Add(record.ID,record);//添加到记录里MessageBox.Show("签到成功！");}private void 签退ToolStripMenuItem_Click(object sender, EventArgs e){if (this.divList.SelectedRows.Count !=1){MessageBox.Show("请选择一行！");return;}string ID = divList.CurrentRow.Cells[0].Value.ToString();bool isOut = false;//标识是否已经签到过foreach (string item in dic.Keys){if (item == ID){this.dic[item].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 toolStripButton4_Click(object sender, EventArgs e){Frmclock fm = new Frmclock();fm.FrmParent = this;fm.ShowDialog();}}

        public Frmclock(){InitializeComponent();}//保存父级public FrmMain FrmParent { get; set; }    public void show(){BindingSource bs = new BindingSource();bs.DataSource = FrmParent.dic.Values;this.dataGridView1.DataSource = bs;}private void Frmclock_Load(object sender, EventArgs e){show();}