private void kiralama_FormClosed(object sender, FormClosedEventArgs e)
{
arackirala arac = new arackirala();
baglanti.Open();
string cumle = "Select * from tblArac where kiraDurumu='false'";
SqlDataAdapter da = new SqlDataAdapter(cumle, baglanti);
DataTable dt = new DataTable();
da.Fill(dt);
arac.dataGridView1.DataSource = dt;
arac.Show();
baglanti.Close();
}
private void button4_Click_1(object sender, EventArgs e)
{
arackirala kirala = new arackirala();
kirala.Show();
}