private void AddToolBtn_Click(object sender, RoutedEventArgs e) { string newID = Prompts.ShowDialog_Text("New Tool", "New tool control id", ""); Tool t = HWC.GetTool(newID); if (t != null) { return; } t = HWC.NewTool(newID.ToUpper()); Data.AllToolsItems.Add(t.ControlIdent); AllTools.SelectedItem = t.ControlIdent; HWC.Save(); }