สร้างหน้าจอเริ่มต้น

class HelloWorldScreen(carContext: CarContext) : Screen(carContext) {
    override fun onGetTemplate(): Template {
        val row = Row.Builder().setTitle("Hello world!").build()
        val pane = Pane.Builder().addRow(row).build()
        return PaneTemplate.Builder(pane)
            .setHeaderAction(Action.APP_ICON)
            .build()
    }
}

public class HelloWorldScreen extends Screen {
    @NonNull
    @Override
    public Template onGetTemplate() {
        Row row = new Row.Builder().setTitle("Hello world!").build();
        Pane pane = new Pane.Builder().addRow(row).build();
        return new PaneTemplate.Builder(pane)
            .setHeaderAction(Action.APP_ICON)
            .build();
    }
}