menu-event.rs

 tauri::Builder::default()
  .menu(menu)
  .on_menu_event(|event| {
      match event.menu_item_id() {
        "quit" => {
          std::process::exit(0);
        }
        "new" => {
          event.window().emit("new-todo", "").unwrap();
        }
        _ => {}
      }
  })
  .run(tauri::generate_context!())
  .expect("error while running tauri application");