leaveform.cs

c# 人事工资管理系统平台,很好用嘎..你们看看参考

//文件名：LeaveForm.cs
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using System.Data.SqlClient;

namespace MyPersonnel
{
    public partial class LeaveForm : Form
    {
        public LeaveForm()
        {
            InitializeComponent();
        }

        private void 离职管理BindingNavigatorSaveItem_Click(object sender, EventArgs e)
        {
            this.Validate();
            this.离职管理BindingSource.EndEdit();
            this.离职管理TableAdapter.Update(this.myPersonnelDataSet.离职管理);

        }

        private void LeaveForm_Load(object sender, EventArgs e)
        {
            // TODO: 这行代码将数据加载到表“myPersonnelDataSet.离职管理”中。您可以根据需要移动或移除它。
            this.离职管理TableAdapter.Fill(this.myPersonnelDataSet.离职管理);            
        }

        private void bindingNavigatorAddNewItem_Click(object sender, EventArgs e)
        {
            //自动计算离职管理自编号
            String MySQLConnectionString = global::MyPersonnel.Properties.Settings.Default.MyPersonnelConnectionString;
            SqlConnection MyConnection = new SqlConnection(MySQLConnectionString);
            MyConnection.Open();
            SqlCommand MyCommand = MyConnection.CreateCommand();
            MyCommand.CommandText = "Select max(自编号) 最大编号 From 离职管理";
            object MyResult = MyCommand.ExecuteScalar();
            Int64 MyID = 1;
            if (MyResult != System.DBNull.Value)
            {
                String MyMaxID = MyResult.ToString().Trim();
                MyMaxID = MyMaxID.Substring(2, MyMaxID.Length - 2);
                MyID = Convert.ToInt64(MyMaxID) + 1;
            }
            int MyLength = MyID.ToString().Length;
            string MyNewID = "";
            switch (MyLength)
            {
                case 1:
                    MyNewID = "LZ0000000" + MyID.ToString();
                    break;
                case 2:
                    MyNewID = "LZ000000" + MyID.ToString();
                    break;
                case 3:
                    MyNewID = "LZ00000" + MyID.ToString();
                    break;
                case 4:
                    MyNewID = "LZ0000" + MyID.ToString();
                    break;
                case 5:
                    MyNewID = "LZ000" + MyID.ToString();
                    break;
                case 6:
                    MyNewID = "LZ00" + MyID.ToString();
                    break;
                case 7:
                    MyNewID = "LZ0" + MyID.ToString();
                    break;
            }
            if (MyConnection.State == ConnectionState.Open)
            {
                MyConnection.Close();
            }
            this.自编号TextBox.Text = MyNewID;          
        }

        private void 查询ToolStripButton_Click(object sender, EventArgs e)
        {
            String MySQLConnectionString = global::MyPersonnel.Properties.Settings.Default.MyPersonnelConnectionString;
            SqlConnection MyConnection = new SqlConnection(MySQLConnectionString);
            MyConnection.Open();
            string MySQL = "Select * From 基本档案 Where 姓名 LIKE '" + this.员工姓名ToolStripTextBox.Text + "'  AND (员工编号 NOT IN(SELECT 员工编号 FROM 离职管理))";
            DataTable MyPersonnelTable = new DataTable();
            SqlDataAdapter MyDataAdapter = new SqlDataAdapter(MySQL, MyConnection);
            MyDataAdapter.Fill(MyPersonnelTable);
            this.基本档案DataGridView.DataSource = MyPersonnelTable;
            if (MyConnection.State == ConnectionState.Open)
            {
                MyConnection.Close();
            }
        }

        private void 基本档案DataGridView_Click(object sender, EventArgs e)
        {
            this.员工编号TextBox.Text = this.基本档案DataGridView.CurrentRow.Cells[1].Value.ToString();
            this.员工姓名TextBox.Text = this.基本档案DataGridView.CurrentRow.Cells[3].Value.ToString();
        }

        private void 基本档案DataGridView_SelectionChanged(object sender, EventArgs e)
        {
            string My员工姓名 = this.基本档案DataGridView.CurrentRow.Cells[3].Value.ToString();
            try
            {
                this.离职管理TableAdapter.FillBy(this.myPersonnelDataSet.离职管理, My员工姓名);
            }
            catch (System.Exception ex)
            {
                System.Windows.Forms.MessageBox.Show(ex.Message);
            }
        }
    }
}