private void btn_add_Click(object sender, EventArgs e)
{
Forms.Client client = new Forms.Client();
client.ShowDialog();
UpdateData();
}
private void btn_edit_Click(object sender, EventArgs e)
{
Forms.Client client = new Forms.Client((int)dgv_client[0, dgv_client.SelectedRows[0].Index].Value);
client.ShowDialog();
UpdateData();
}
