Dipl/ImpulseVision/FormEditUser.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;

namespace ImpulseVision
{
    public partial class FormEditUser : Form
    {
        public FormEditUser()
        {
            InitializeComponent();
        }

        private void TbxPassportSeria_KeyPress(object sender, KeyPressEventArgs e)
        {
            e.Handled = true;

            if (e.KeyChar == (char)Keys.Back)
            {
                e.Handled = false;
            }
            if(char.IsDigit(e.KeyChar)) 
            {
                e.Handled = false;
            }

        }

        private void FormEditUser_Load(object sender, EventArgs e)
        {
            // TODO: This line of code loads data into the 'impulseVisionAppDataSet1.Users' table. You can move, or remove it, as needed.
            this.usersTableAdapter.Fill(this.impulseVisionAppDataSet1.Users);

            LblSelectUserID.Hide();
            BsUserInfo.Filter = $"ID = '{LblSelectUserID.Text.Trim()}'";
        }

        private void BtnSaveEditing_Click(object sender, EventArgs e)
        {
            BtnSaveEditing.DialogResult = DialogResult.None;
            if (TbxPassportSeria.Text.Trim().Length < 4)
            {
                MessageBox.Show("Серия паспорта не может быть короче 4-х чисел!", "ImpulseVision", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                return;
            }
            if (TbxPassportNumber.Text.Trim().Length < 6)
            {
                MessageBox.Show("Номер паспорта не может быть короче 6-ти чисел!", "ImpulseVision", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                return;
            }
            if (TbxPhone.Text.Trim().Length < 10)
            {
                MessageBox.Show("Номер телефона не может быть короче 10-ти чисел!", "ImpulseVision", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                return;
            }
            BtnSaveEditing.DialogResult = DialogResult.OK;

            BsUserInfo.EndEdit();
            this.usersTableAdapter.Update(this.impulseVisionAppDataSet1.Users);
            Close();
        }

        private void TbxPassportSeria_Validated(object sender, EventArgs e)
        {
            if (TbxPassportSeria.Text.Trim().Length > 4)
            {
                TbxPassportSeria.Text = TbxPassportSeria.Text.Trim().Substring(0, 4);
            }
        }

        private void TbxPassportNumber_Validated(object sender, EventArgs e)
        {
            if (TbxPassportNumber.Text.Trim().Length > 6)
            {
                TbxPassportNumber.Text = TbxPassportNumber.Text.Trim().Substring(0, 6);
            }
        }
    }
}