private void btnAdd_Click(object sender, EventArgs e) { Resource res = cbControllerType.SelectedItem as Resource; if (chbIsCompany.Checked) { consumer.AddNewController(res); } else { if (!consumer.hasController(res.Name)) { consumer.AddNewController(res); } else { MessageBox.Show("The consumer isn't a company can have only one controller for each type of resource"); return; } } DgvUpdate(); ButtonsEnable(); HideAdding(); }