private void button2_Click(object sender, EventArgs e)
        {
            AracGuncelle aracguncelle = new AracGuncelle();

            aracguncelle.Show();
        }
        private void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            if (dataGridView1[0, 0].Value == null)
            {
                MessageBox.Show("Veri Bulunmamaktadır");
            }
            else
            {
                if (e.ColumnIndex == dataGridView1.Columns["sil"].Index)
                {
                    if (MessageBox.Show("Silmek istediğinize emin misiniz ? ", "DİKKAT", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
                    {
                        string     silme = "Delete from tblArac where plaka='" + dataGridView1.CurrentRow.Cells[dataGridView1.Columns["plaka"].Index].Value.ToString() + "'";
                        SqlCommand com   = new SqlCommand(silme, baglanti);
                        com.ExecuteNonQuery();

                        SqlDataAdapter da = new SqlDataAdapter("select * from tblArac", baglanti);
                        DataTable      dt = new DataTable();
                        da.Fill(dt);
                        dataGridView1.DataSource = dt;
                    }
                }
                if (e.ColumnIndex == dataGridView1.Columns["guncelle"].Index)
                {
                    AracGuncelle gunce = new AracGuncelle();


                    gunce.marka.Text      = dataGridView1.CurrentRow.Cells[1].Value.ToString();
                    gunce.model.Text      = dataGridView1.CurrentRow.Cells[2].Value.ToString();
                    gunce.plaka.Text      = dataGridView1.CurrentRow.Cells[3].Value.ToString();
                    gunce.yakit.Text      = dataGridView1.CurrentRow.Cells[4].Value.ToString();
                    gunce.motorguc.Text   = dataGridView1.CurrentRow.Cells[5].Value.ToString();
                    gunce.tork.Text       = dataGridView1.CurrentRow.Cells[6].Value.ToString();
                    gunce.motorhacim.Text = dataGridView1.CurrentRow.Cells[7].Value.ToString();
                    gunce.renk.Text       = dataGridView1.CurrentRow.Cells[8].Value.ToString();
                    gunce.vites.Text      = dataGridView1.CurrentRow.Cells[9].Value.ToString();

                    if (dataGridView1.CurrentRow.Cells[10].Value.ToString() == "True")
                    {
                        gunce.klimavar.Checked = true;
                    }
                    else
                    {
                        gunce.klimayok.Checked = true;
                    }

                    if (dataGridView1.CurrentRow.Cells[12].Value.ToString() == "True")
                    {
                        gunce.sigortavar.Checked = true;
                    }
                    else
                    {
                        gunce.sigortayok.Checked = true;
                    }

                    gunce.ruhsat.Text  = dataGridView1.CurrentRow.Cells[11].Value.ToString();
                    gunce.muayene.Text = dataGridView1.CurrentRow.Cells[13].Value.ToString();
                    gunce.ucret.Text   = dataGridView1.CurrentRow.Cells[14].Value.ToString();
                    gunce.label15.Text = dataGridView1.CurrentRow.Cells[0].Value.ToString();



                    this.Hide();
                    gunce.Show();
                }
            }
        }