//handle!(TuiIn: |self: Sampler, input|SamplerCommand::execute_with_state(self, input.event()));
//input_to_command!(SamplerCommand: |state: Sampler, input: Event|match state.mode{
    //Some(SamplerMode::Import(..)) => Self::Import(
        //FileBrowserCommand::input_to_command(state, input)?
    //),
    //_ => match input {
        //// load sample
        //kpat!(Shift-Char('L')) => Self::Import(FileBrowserCommand::Begin),
        //kpat!(KeyCode::Up)     => Self::Select(state.note_pos().overflowing_add(1).0.min(127)),
        //kpat!(KeyCode::Down)   => Self::Select(state.note_pos().overflowing_sub(1).0.min(127)),
        //_ => return None
    //}
//});
//impl Handle<TuiIn> for AddSampleModal {
    //fn handle (&mut self, from: &TuiIn) -> Perhaps<bool> {
        //if from.handle_keymap(self, KEYMAP_ADD_SAMPLE)? {
            //return Ok(Some(true))
        //}
        //Ok(Some(true))
    //}
//}
//pub const KEYMAP_ADD_SAMPLE: &'static [KeyBinding<AddSampleModal>] = keymap!(AddSampleModal {
    //[Esc,   NONE, "sampler/add/close", "close help dialog",       |modal: &mut AddSampleModal|{
        //modal.exit();
        //Ok(true)
    //}],
    //[Up,    NONE, "sampler/add/prev",  "select previous entry",   |modal: &mut AddSampleModal|{
        //modal.prev();
        //Ok(true)
    //}],
    //[Down,  NONE, "sampler/add/next",  "select next entry",       |modal: &mut AddSampleModal|{
        //modal.next();
        //Ok(true)
    //}],
    //[Enter, NONE, "sampler/add/enter", "activate selected entry", |modal: &mut AddSampleModal|{
        //if modal.pick()? {
            //modal.exit();
        //}
        //Ok(true)
    //}],
    //[Char('p'), NONE, "sampler/add/preview", "preview selected entry", |modal: &mut AddSampleModal|{
        //modal.try_preview()?;
        //Ok(true)
    //}]
//});
//from_atom!("sampler" => |jack: &Jack, args| -> crate::Sampler {
    //let mut name = String::new();
    //let mut dir  = String::new();
    //let mut samples = BTreeMap::new();
    //atom!(atom in args {
        //Atom::Map(map) => {
            //if let Some(Atom::Str(n)) = map.get(&Atom::Key(":name")) {
                //name = String::from(*n);
            //}
            //if let Some(Atom::Str(n)) = map.get(&Atom::Key(":dir")) {
                //dir = String::from(*n);
            //}
        //},
        //Atom::List(args) => match args.first() {
            //Some(Atom::Symbol("sample")) => {
                //let (midi, sample) = MidiSample::from_atom((jack, &dir), &args[1..])?;
                //if let Some(midi) = midi {
                    //samples.insert(midi, sample);
                //} else {
                    //panic!("sample without midi binding: {}", sample.read().unwrap().name);
                //}
            //},
            //_ => panic!("unexpected in sampler {name}: {args:?}")
        //},
        //_ => panic!("unexpected in sampler {name}: {atom:?}")
    //});
    //Self::new(jack, &name)
//});
//from_atom!("sample" => |(_jack, dir): (&Jack, &str), args| -> MidiSample {
    //let mut name = String::new();
    //let mut file = String::new();
    //let mut midi = None;
    //let mut start = 0usize;
    //atom!(atom in args {
        //Atom::Map(map) => {
            //if let Some(Atom::Str(n)) = map.get(&Atom::Key(":name")) {
                //name = String::from(*n);
            //}
            //if let Some(Atom::Str(f)) = map.get(&Atom::Key(":file")) {
                //file = String::from(*f);
            //}
            //if let Some(Atom::Int(i)) = map.get(&Atom::Key(":start")) {
                //start = *i as usize;
            //}
            //if let Some(Atom::Int(m)) = map.get(&Atom::Key(":midi")) {
                //midi = Some(u7::from(*m as u8));
            //}
        //},
        //_ => panic!("unexpected in sample {name}"),
    //});
    //let (end, data) = Sample::read_data(&format!("{dir}/{file}"))?;
    //Ok((midi, Arc::new(RwLock::new(crate::Sample {
        //name,
        //start,
        //end,
        //channels: data,
        //rate: None,
        //gain: 1.0
    //}))))
//});