forma1

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 System.Timers;
using System.Threading;
using System.Data.SqlClient;
namespace projekt
{
    public partial class Programowanie : Form
    {

        public int godziny, minuty, sekundy = 0;
        public string polaczenie_baza="Data Source=MATEUSZ111\\SQLEXPRESS;Initial Catalog=project;Integrated Security=True";
        private koniec_programowanie frm;
        public int przechwytywanie ;

        public Programowanie()
        {
            InitializeComponent();
        }

        private void timer1_Tick(object sender, EventArgs e)
        {

            label1.Text = godziny+":"+minuty+":"+sekundy.ToString();
            sekundy++;

            if(sekundy>=60)
            {
                minuty++;
                sekundy = 0;
            }
            if (minuty >= 60)
            {
                godziny++;
                minuty = 0;
            }
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {

            timer1.Start();
        }

        private void button3_Click(object sender, EventArgs e)
        {
            frm = new koniec_programowanie();
            frm.Show();


        }

        private void button4_Click(object sender, EventArgs e)
        {
            przechwytywanie = new int();
            przechwytywanie = sekundy;
            MessageBox.Show(przechwytywanie.ToString());

        }

        private void Programowanie_Load(object sender, EventArgs e)
        {
            {
                SqlConnection con = new SqlConnection(polaczenie_baza);
                con.Open();
                string zapytanie = "select * from historia_nauki";
                SqlCommand kom1 = new SqlCommand(zapytanie, con);
                SqlDataAdapter sqlDataAdap = new SqlDataAdapter(kom1);

                DataTable dtRecord = new DataTable();
                sqlDataAdap.Fill(dtRecord);
                dataGridView1.DataSource = dtRecord;
            }
            {
                this.dataGridView1.Columns[0].AutoSizeMode = DataGridViewAutoSizeColumnMode.DisplayedCells;
                this.dataGridView1.Columns[1].AutoSizeMode = DataGridViewAutoSizeColumnMode.DisplayedCells;
                this.dataGridView1.Columns[2].AutoSizeMode = DataGridViewAutoSizeColumnMode.DisplayedCells;
                this.dataGridView1.Columns[3].AutoSizeMode = DataGridViewAutoSizeColumnMode.DisplayedCells;
                this.dataGridView1.Columns[4].AutoSizeMode = DataGridViewAutoSizeColumnMode.DisplayedCells;
            }





        }

        private void button2_Click(object sender, EventArgs e)
        {
            timer1.Stop();
        }
    }
}