private void retrait_Click(object sender, EventArgs e)
{
opType = TypesOperation.RETRAIT.ToString();
opForm = new OperationForm(opType);
opForm.ShowDialog();
}
private void depot_Click(object sender, EventArgs e)
{
opType = TypesOperation.DEPOT.ToString();
opForm = new OperationForm(opType);
opForm.ShowDialog();
}