xiaomiMes/MainForm/FaForm/BandBarodeDialog.cs

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;
using static MainForm.SQLHelper;

namespace MainForm.FaForm
{
    public partial class BandBarodeDialog : Form
    {
        public string pcbCode { get; private set; }
        public string _CarrierBarcode { private get;  set; }
        public string _ProductBarcode { private get;  set; }

        private Timer _inputTimer;

        public BandBarodeDialog()
        {
            InitializeComponent();
            //置顶
            this.TopMost = true; 
            // 设置窗口相对于父窗口居中
            this.StartPosition = FormStartPosition.CenterParent;
            this.Shown += MainForm_Shown;
        }

        private void BandBarodeDialog_Load(object sender, EventArgs e)
        {
            CarrierBarcode.Text = _CarrierBarcode;
            ProductBarcode.Text = _ProductBarcode;
            PCBBarcode.Text = string.Empty;

            // 初始化定时器
            _inputTimer = new Timer();
            _inputTimer.Interval = 500; // 500毫秒
            _inputTimer.Tick += InputTimer_Tick;

            // 绑定 TextChanged 事件
            PCBBarcode.TextChanged += PCBBarcode_TextChanged;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Close();
        }

        private void PCBBarcode_TextChanged(object sender, EventArgs e)
        {
            // 每次文本变化时重置定时器
            _inputTimer.Stop();
            _inputTimer.Start();
        }

        private void InputTimer_Tick(object sender, EventArgs e)
        {
            // 定时器触发，表示输入已经完成
            _inputTimer.Stop();
            // 处理条码
            string pcbcode = PCBBarcode.Text.Trim();
            if (!string.IsNullOrEmpty(pcbcode))
            {
                var Carrierdt = Db.Queryable<CarrierBind>()
                  .Where(x => ( x.CarrierCode == _CarrierBarcode && x.PCBBarcode == pcbcode) || x.ProductBarcode == pcbcode)
                  .OrderByDescending(x => x.ID)
                  .Take(1)
                  .ToList();
                if (Carrierdt != null && Carrierdt.Count > 0)
                {
                    closeWin();
                }
                else
                {
                    ErrorLab.Text=$"校验失败：PCB码[{pcbcode}]与载具码[{_CarrierBarcode}]未绑定";
                }
            }
        }

        private void closeWin() {
            _CarrierBarcode = string.Empty;
            _ProductBarcode = string.Empty;
            this.DialogResult= DialogResult.OK;
            this.Close();
        }
        private void MainForm_Shown(object sender, EventArgs e)
        {
            // 将焦点设置到 textBox1
            PCBBarcode.Focus();
        }
    }
}