private void Btn_edit_Click(object sender, EventArgs e) { string location = Txt_location_edit.Text; string site_name = Txt_site_name_edit.Text; string construction_site_name = Cmb_constructions.SelectedItem.ToString(); if (Btn_boolean_used_edit.Checked == true) { Boolean used = true; api.updateConstruction(location, site_name, used, construction_site_name, api.getAllConstructions()); } else { Boolean used = false; api.updateConstruction(location, site_name, used, construction_site_name, api.getAllConstructions()); } Display(); }