lj_plc/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/LjMixManager/FrmMixC.cs

using Mesnac.Action.ChemicalWeighing.LjMaterial;
using Mesnac.Action.ChemicalWeighing.LjMixFormula;
using Mesnac.Action.ChemicalWeighing.LjPlanning;

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 Mesnac.Action.ChemicalWeighing.LjMixManager
{
    public partial class FrmMixC : Form
    {
        public FrmMixC()
        {
            InitializeComponent();
        }

        private int _id = 0;
        private LjMixManagerView _view;
        public FrmMixC(int id) : this()
        {
            this._id = id;
            var  lsCMixList = MixDb.GetMyNameValueStrs(3);
            DrpMixC.DataSource = lsCMixList;
            FillComboBox(DrpMixC);


            _view = LjMixManagerDb.GetById(_id);
            if (_view != null)
            { 
                Checked(DrpMixC, _view.MixCId);

            }

        }

        private void FillComboBox(ComboBox combo)
        {
            combo.ValueMember = "Id";
            combo.DisplayMember = "Name";
        }

        private void Checked(ComboBox alBox, string checkId)
        {
            foreach (MyNameValueStr combo in alBox.Items)
            {
                if (combo.Id == checkId)
                {
                    alBox.SelectedItem = combo;
                    break;
                }
            }
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            _view.Id = _id;
            _view.MixCId = DrpMixC.SelectedValue.ToString();
            _view.MixCName = DrpMixC.Text;
            
            LjMixManagerDb.UpdateMixC(_view);
            this.DialogResult = DialogResult.OK;
        }
    }
}