private void Form1_Load(object sender, EventArgs e)
{
BL.BL bl = new BL.BL();
DataTable dt = bl.SHOWDATA();
dataGridView1.DataSource = dt;
//Form1_Load(null, null);
}
private void button1_Click(object sender, EventArgs e)
{
int x;
BL.BL b = new BL.BL();
b.Project_Num = textBox1.Text;
b.Auto_ID = textBox2.Text;
b.Auto_Date = textBox3.Text;
b.Addr = textBox4.Text;
b.ADD();
Form1_Load(null, null);
MessageBox.Show("Saved");
}