private void model_Add() { var fm = new FormModelAdd(db); fm.OnSubmit += (dbModel m) => { bool ok = db.CreateDb(m); if (ok) { listDB.Items.Add(m.Name); dbName = db.GetListDB(); tabPage_CreateUI(m.Name); MessageBox.Show("Create model: " + m.Name + " successfully."); fm.Close(); } else { MessageBox.Show("Create model: " + m.Name + " fail."); } }; App.show_FormDialog(fm); }