private void BtnAdd_Click(object sender, EventArgs e)
{
FlagSelectedBtn = 0;
SaveToDB addForm = new SaveToDB(this);
addForm.Show();
}
private void BtnUpdate_Click(object sender, EventArgs e)
{
FlagSelectedBtn = 1;
DataForBtnUpdate = new List <string>();
for (int i = 0; i < 7; i++)
{
DataForBtnUpdate.Add(dataGridView1.SelectedCells[i].Value.ToString());
}
SaveToDB addForm = new SaveToDB(this);
addForm.Show();
}