jl_car_repair.cs

此系统开发了一个公交车管理系统。系统根据权限的不同

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;
using System.Configuration;

namespace CarManage
{
    public partial class JL_Car_Repair : Form
    {
        public JL_Car_Repair()
        {
            InitializeComponent();
        }

        private void label19_Click(object sender, EventArgs e)
        {
            this.Close();
        }
        #region  创建gridviewcar()方法调用所有库中信息
        private void gridviewcar()
        {
            //Car.connection(string sql);
            //调用config配置文件对象dl连接对象
            string dl = ConfigurationManager.AppSettings["sqlString"];
            //创建connection对象con进行连接
            SqlConnection con = new SqlConnection(dl);
            //打开连接
            con.Open();
            //创建sql语句将信息从库中调出
            string sql = "select repair_id as 序号,repair_number as 车牌号码,repair_name as 修车姓名,repair_time as 修车时间,repair_money as 修车费用,repair_reason as 修车原因,repair_worktime as 工时,repair_remark as 备注 from db_repair";
            //创建执行对象cmd
            SqlCommand cmd = new SqlCommand(sql, con);
            //创建读取器对象sdr
            SqlDataAdapter sdr = new SqlDataAdapter();
            //sdr的查询方法为cmd
            sdr.SelectCommand = cmd;
            //创建一个dataset容器
            DataSet ds = new DataSet();
            //填充数据ds
            sdr.Fill(ds);
            //绑定datagriview数据源为ds
            this.GridViewRepair.DataSource = ds.Tables[0].DefaultView;
            //关闭连接
            con.Close();
            GridViewRepair.Columns[0].Width = 80;
            GridViewRepair.Columns[1].Width = 80;
            GridViewRepair.Columns[2].Width = 80;
            GridViewRepair.Columns[3].Width = 80;
            GridViewRepair.Columns[4].Width = 80;
            GridViewRepair.Columns[5].Width = 80;
            GridViewRepair.Columns[6].Width = 80;
            GridViewRepair.Columns[7].Width = 80;
        }
        #endregion
        #region 添加按钮
        private void btnRepairAdd_Click(object sender, EventArgs e)
        {
            string RepairNumber = this.textRepairNumber.Text.ToString().Trim();
            string RepairName = this.textRepairName.Text.ToString().Trim();
            DateTime TimeRepair = Convert.ToDateTime(this.dateTimeRepair.Value.ToShortDateString());
            string RepairMoney = this.textRepairMoney.Text.ToString().Trim();
            string RepairReason = this.textRepairReason.Text.ToString().Trim();
            string ReairHour = this.textReairHour.Text.ToString().Trim();
            string RepairRemark = this.textRepairRemark.Text.ToString().Trim();

            if (RepairRemark != "")
            {
                if (RepairReason != "")
                {
                    if (RepairNumber != "")
                    {
                        if (ReairHour != "")
                        {
                            if (RepairName != "")
                            {
                               
                                
                                    if (RepairMoney != "")
                                    {
                                          string sql = "insert into db_repair(repair_number,repair_name,repair_time,repair_money,repair_reason,repair_worktime,repair_remark)values('" + RepairNumber + "','" + RepairName+ "','" + TimeRepair + "','" + RepairMoney + "','" + RepairReason + "','" + ReairHour + "','" + RepairRemark + "')";
                                          Car.ADU(sql);
                                         //调用gridviewcar方法
                                          this.gridviewcar();
                                          MessageBox.Show("添加成功");
                                          this.textRepairNumber.Clear();
                                          this.textRepairName.Clear();
                                          this.textRepairMoney.Clear();
                                          this.textRepairReason.Clear();
                                          this.textReairHour.Clear();
                                          this.textRepairRemark.Clear();
                                     }
                                    else
                                    {
                                         MessageBox.Show("请将信息添加完整 ");
                                    }
                                    }
                                    else
                                    {

                                        MessageBox.Show("请将信息添加完整 ");

                                    }

                                }
                                else
                                {
                                    MessageBox.Show("请将信息添加完整 ");
                                }

                        }
                        else
                        {
                            MessageBox.Show("请将信息添加完整");
                        }

                    }
                    else
                    {
                        MessageBox.Show("请将信息添加完整");
                    }



                }
                else
                {
                    MessageBox.Show("请将信息添加完整");
                }
        }
            
        #endregion
        #region 删除按钮
        private void btnRepairDelete_Click(object sender, EventArgs e)
        {
            string RepairNumber = this.textRepairNumber.Text.ToString().Trim();
            string RepairName = this.textRepairName.Text.ToString().Trim();
            DateTime TimeRepair = Convert.ToDateTime(this.dateTimeRepair.Value.ToShortDateString());
            string RepairMoney = this.textRepairMoney.Text.ToString().Trim();
            string RepairReason = this.textRepairReason.Text.ToString().Trim();
            string ReairHour = this.textReairHour.Text.ToString().Trim();
            string RepairRemark = this.textRepairRemark.Text.ToString().Trim();
            DialogResult drm = MessageBox.Show("确定要删除吗？", "", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);
            if (RepairRemark != "")
            {
                if (RepairReason != "")
                {
                    if (RepairNumber != "")
                    {
                        if (ReairHour != "")
                        {
                            if (RepairName != "")
                            {


                                if (RepairMoney != "")
                                {
                                    if (drm == DialogResult.OK)
                                    {
                                        //获取选中的行的信息
                                        object row = (object)this.GridViewRepair.CurrentRow.Cells[0].Value.ToString().Trim();
                                        //创建sql语句将信息从库中调出
                                        string sql = "delete db_repair where repair_id = '" + row + "'";
                                        Car.ADU(sql);
                                        this.gridviewcar();
                                        MessageBox.Show("删除成功");
                                    }
                                    else
                                    {
                                        MessageBox.Show("请选择要删除的车辆");
                                    }
                                    this.textRepairNumber.Clear();
                                    this.textRepairName.Clear();
                                    this.textRepairMoney.Clear();
                                    this.textRepairReason.Clear();
                                    this.textReairHour.Clear();
                                    this.textRepairRemark.Clear();
                                }
                                else
                                {
                                    MessageBox.Show("请选择要删除的车辆 ");
                                }
                            }