winform/winform/保修信息.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace winform
{
    public partial class 保修信息 : Form
    {
        public 保修信息()
        {
            InitializeComponent();
        }
        #region 返回Datatbase类型
        //返回Datatbase类型
        private void Bing()
        {
            string sql = string.Format("select * from zz_nnn1");
            DataTable dt = DBHepel.cong(sql);
            this.dgv_list.AllowUserToOrderColumns = false;
            this.dgv_list.DataSource = dt;
            this.btn_xg.Enabled = false;
            this.btn_tj.Enabled = true;
        }
        #endregion

        #region 下拉框1
        private void Bind()
        {
            string sql = string.Format("SELECT House_id, House_Name FROM  HouseInfo");
            DataTable dt = DBHepel.cong(sql);
            this.cbo_qq.DataSource = dt.DefaultView;
            this.cbo_qq.DisplayMember = "House_Name";
            this.cbo_qq.ValueMember = "House_id";
            DataRow dr = dt.NewRow();
            dr[0] = 0;
            dr[1] = "--请选择--";
            dt.Rows.InsertAt(dr, 0);
            this.cbo_qq.SelectedIndex = 0;//默认选中
        }
        #endregion
        #region 下拉框2
        private void Bond()
        {
            string sql = string.Format("SELECT House_id, Proper_No FROM  HouseInfo	");
            DataTable dt = DBHepel.cong(sql);
            this.cbo_bh.DataSource = dt.DefaultView;
            this.cbo_bh.DisplayMember = "Proper_No";
            this.cbo_bh.ValueMember = "House_id";
            DataRow dr = dt.NewRow();
            dr[0] = 0;
            dr[1] = "--请选择--";
            dt.Rows.InsertAt(dr, 0);
            this.cbo_bh.SelectedIndex = 0;//默认选中
        }