wip: unify apps

cli/tek.rs

@@ -76,6 +76,8 @@ pub fn main () -> Usually<()> {
     let left_tos    = PortConnection::collect(&cli.left_to,    empty, empty);
     let right_froms = PortConnection::collect(&cli.right_from, empty, empty);
     let right_tos   = PortConnection::collect(&cli.right_to,   empty, empty);
+    let audio_froms = &[&left_froms, &right_froms];
+    let audio_tos   = &[&left_tos,   &right_tos  ];
     let perf        = PerfModel::default();
     let size        = Measure::new();
     let default_clip = ||Arc::new(RwLock::new(MidiClip::new(
@@ -116,25 +118,6 @@ pub fn main () -> Usually<()> {
         TekMode::Clock => engine.run(&jack.activate_with(|jack|Ok(TransportTui {
             jack: jack.clone(), clock: default_clock(jack),
         }))?)?,
-        TekMode::Sequencer => engine.run(&jack.activate_with(|jack|Ok({
-            let clip = default_clip();
-            let mut player = default_player(jack, Some(&clip))?;
-            player.clock = default_bpm(player.clock);
-            Sequencer {
-                _jack: jack.clone(),
-                player,
-                pool: (&clip).into(),
-                editor: (&clip).into(),
-                midi_buf: vec![vec![];65536],
-                note_buf: vec![],
-                status: true,
-                perf,
-                size,
-                compact: true,
-                transport: true,
-                selectors: true,
-            }
-        }))?)?,
         TekMode::Sampler => engine.run(&jack.activate_with(|jack|Ok(
             SamplerTui {
                 cursor: (0, 0),
@@ -147,54 +130,63 @@ pub fn main () -> Usually<()> {
                 size,
             }
         ))?)?,
+        TekMode::Sequencer => engine.run(&jack.activate_with(|jack|Ok({
+            let clip = default_clip();
+            let mut player = default_player(jack, Some(&clip))?;
+            player.clock = default_bpm(player.clock);
+            App::sequencer(
+                jack, (&clip).into(), (&clip).into(),
+                Some(player), &midi_froms, &midi_tos, 
+            )
+        }))?)?,
         TekMode::Groovebox => engine.run(&jack.activate_with(|jack|Ok({
             let clip = default_clip();
             let mut player = default_player(jack, Some(&clip))?;
             player.clock = default_bpm(player.clock);
             let sampler = default_sampler(jack)?;
             jack.connect_ports(&player.midi_outs[0].port, &sampler.midi_in.port)?;
-            let app = Groovebox {
-                _jack: jack.clone(),
-                player,
-                sampler,
-                pool: (&clip).into(),
-                editor: (&clip).into(),
-                midi_buf: vec![vec![];65536],
-                note_buf: vec![],
-                perf,
-                size,
-                compact: true,
-                status: true,
-            };
-            app
+            App::groovebox(
+                jack, (&clip).into(), (&clip).into(),
+                Some(player), &midi_froms, &midi_tos, 
+                sampler, &audio_froms, &audio_tos,
+            )
         }))?)?,
-        TekMode::Arranger { scenes, tracks, track_width, .. } =>
-            engine.run(&jack.activate_with(|jack|Ok({
-                let clock = default_clock(jack);
-                let mut app = Arranger {
-                    jack:      jack.clone(),
-                    midi_ins:  vec![JackPort::<MidiIn>::new(jack,  format!("M/{name}"), &midi_froms)?,],
-                    midi_outs: vec![JackPort::<MidiOut>::new(jack, format!("{name}/M"), &midi_tos)?,  ],
-                    clock,
-                    pool:      PoolModel::default(),//(&clip).into(),
-                    editor:    MidiEditor::default(),//(&clip).into(),
-                    selected:  ArrangerSelection::Clip(0, 0),
-                    scenes:    vec![],
-                    tracks:    vec![],
-                    splits:    [12, 20],
-                    midi_buf:  vec![vec![];65536],
-                    note_buf:  vec![],
-                    compact:   false,
-                    editing:   true.into(),
-                    color,
-                    perf,
-                    size,
-                };
-                app.tracks_add(tracks, track_width, &midi_froms, &midi_tos)?;
-                app.scenes_add(scenes)?;
-                app
+        TekMode::Arranger { scenes, tracks, track_width, .. } => engine.run(&jack.activate_with(|jack|Ok({
+            App::arranger(
+                jack,
+                PoolModel::default(),
+                MidiEditor::default(),  &midi_froms, &midi_tos,
+                default_sampler(jack)?, &audio_froms, &audio_tos,
+                scenes, tracks, track_width
+            )
         }))?)?,
 
+
+                //let clock = default_clock(jack);
+                //let mut app = Arranger {
+                    //jack:      jack.clone(),
+                    //midi_ins:  vec![JackPort::<MidiIn>::new(jack,  format!("M/{name}"), &midi_froms)?,],
+                    //midi_outs: vec![JackPort::<MidiOut>::new(jack, format!("{name}/M"), &midi_tos)?,  ],
+                    //clock,
+                    //pool:      PoolModel::default(),//(&clip).into(),
+                    //editor:    MidiEditor::default(),//(&clip).into(),
+                    //selected:  ArrangerSelection::Clip(0, 0),
+                    //scenes:    vec![],
+                    //tracks:    vec![],
+                    //splits:    [12, 20],
+                    //midi_buf:  vec![vec![];65536],
+                    //note_buf:  vec![],
+                    //compact:   false,
+                    //editing:   true.into(),
+                    //color,
+                    //perf,
+                    //size,
+                //};
+                //app.tracks_add(tracks, track_width, &midi_froms, &midi_tos)?;
+                //app.scenes_add(scenes)?;
+                //app
+            //}))?)?,
+
         _ => todo!()
     })
 }

jack/src/jack_connect.rs

@@ -21,8 +21,10 @@ pub type DynamicAsyncClient    = AsyncClient<DynamicNotifications, DynamicAudioH
 /// This is a connection which may be `Inactive`, `Activating`, or `Active`.
 /// In the `Active` and `Inactive` states, its `client` method returns a
 /// [Client] which you can use to talk to the JACK API.
-#[derive(Debug)]
+#[derive(Debug, Default)]
 pub enum JackConnection {
+    #[default]
+    Inert,
     /// Before activation.
     Inactive(Client),
     /// During activation.
@@ -35,6 +37,7 @@ impl From<JackConnection> for Client {
     fn from (jack: JackConnection) -> Self {
         match jack {
             JackConnection::Inactive(client) => client,
+            JackConnection::Inert            => panic!("jack client not activated"),
             JackConnection::Activating       => panic!("jack client still activating"),
             JackConnection::Active(_)        => panic!("jack client already activated"),
         }
@@ -49,6 +52,7 @@ impl JackConnection {
     /// Return the internal [Client] handle that lets you call the JACK API.
     pub fn client (&self) -> &Client {
         match self {
+            Self::Inert                => panic!("jack client not activated"),
             Self::Inactive(ref client) => client,
             Self::Activating           => panic!("jack client has not finished activation"),
             Self::Active(ref client)   => client.as_client(),

output/src/edn_view.rs

@@ -25,7 +25,10 @@ pub trait EdnViewData<E: Output> {
 }
 
 /// Renders from EDN source and context.
+#[derive(Default)]
 pub enum EdnView<E: Output, T: EdnViewData<E>> {
+    #[default]
+    Inert,
     _Unused(PhantomData<E>),
     Ok(T, EdnItem<String>),
     //render: Box<dyn Fn(&'a T)->Box<dyn Render<E> + Send + Sync + 'a> + Send + Sync + 'a>

sampler/src/sampler_tui.rs

@@ -77,18 +77,9 @@ impl NotePoint for SamplerTui {
     fn note_point (&self) -> usize { self.note_pt.load(Relaxed) }
     fn set_note_point (&self, x: usize) { self.note_pt.store(x, Relaxed); }
 }
-pub struct SampleList<'a> {
-    compact: bool,
-    sampler: &'a Sampler,
-    editor:  &'a MidiEditor
-}
-impl<'a> SampleList<'a> {
-    pub fn new (compact: bool, sampler: &'a Sampler, editor: &'a MidiEditor) -> Self {
-        Self { compact, sampler, editor }
-    }
-}
-render!(TuiOut: (self: SampleList<'a>) => {
-    let Self { compact, sampler, editor } = self;
+impl Sampler {
+    const EMPTY: &[(f64, f64)] = &[(0., 0.), (1., 1.), (2., 2.), (0., 2.), (2., 0.)];
+    pub fn list <'a> (&'a self, compact: bool, editor: &MidiEditor) -> impl Content<TuiOut> + 'a {
         let note_lo = editor.note_lo().load(Relaxed);
         let note_pt = editor.note_point();
         let note_hi = editor.note_hi();
@@ -96,19 +87,23 @@ render!(TuiOut: (self: SampleList<'a>) => {
             let offset = |a|Push::y(i as u16, Align::n(Fixed::y(1, Fill::x(a))));
             let mut bg = if note == note_pt { TuiTheme::g(64) } else { Color::Reset };
             let mut fg = TuiTheme::g(160);
-        if sampler.mapped[note].is_some() {
+            if self.mapped[note].is_some() {
                 fg = TuiTheme::g(224);
                 bg = Color::Rgb(0, if note == note_pt { 96 } else { 64 }, 0);
             }
-        if let Some((index, _)) = sampler.recording {
+            if let Some((index, _)) = self.recording {
                 if note == index {
                     bg = if note == note_pt { Color::Rgb(96,24,0) } else { Color::Rgb(64,16,0) };
                     fg = Color::Rgb(224,64,32)
                 }
             }
-        let label = if *compact {
+            offset(Tui::fg_bg(fg, bg, format!("{note:3} {}", self.list_item(note, compact))))
+        }))
+    }
+    pub fn list_item (&self, note: usize, compact: bool) -> String {
+        if compact {
             String::default()
-        } else if let Some(sample) = &sampler.mapped[note] {
+        } else if let Some(sample) = &self.mapped[note] {
             let sample = sample.read().unwrap();
             format!("{:8} {:3} {:6}-{:6}/{:6}",
                 sample.name,
@@ -119,12 +114,8 @@ render!(TuiOut: (self: SampleList<'a>) => {
             )
         } else {
             String::from("(none)")
-        };
-        offset(Tui::fg_bg(fg, bg, format!("{note:3} {}", label)))
-    }))
-});
-impl Sampler {
-    const EMPTY: &[(f64, f64)] = &[(0., 0.), (1., 1.), (2., 2.), (0., 2.), (2., 0.)];
+        }
+    }
     pub fn viewer (&self, note_pt: usize) -> impl Content<TuiOut> {
         let sample =  if let Some((_, sample)) = &self.recording {
             Some(sample.clone())

tek/src/app.rs

@@ -0,0 +1,157 @@
+use crate::*;
+#[derive(Default)]
+pub struct App {
+    //jack:     Arc<RwLock<JackConnection>>,
+    //view:     EdnView<TuiOut, &'a Self>,
+    //pool:     Option<PoolModel>,
+    //editor:   Option<MidiEditor>,
+    //player:   Option<MidiPlayer>,
+    //compact:  AtomicBool,
+    //size:     Measure<TuiOut>,
+    //perf:     PerfModel,
+    //note_buf: Vec<u8>,
+    //midi_buf: Vec<Vec<Vec<u8>>>
+
+    pub jack:       Arc<RwLock<JackConnection>>,
+    pub edn:        String,
+    pub clock:      Clock,
+    pub color:      ItemPalette,
+    pub editing:    AtomicBool,
+    pub pool:       Option<PoolModel>,
+    pub editor:     Option<MidiEditor>,
+    pub player:     Option<MidiPlayer>,
+    pub sampler:    Option<Sampler>,
+    pub midi_buf:   Vec<Vec<Vec<u8>>>,
+    pub midi_ins:   Vec<JackPort<MidiIn>>,
+    pub midi_outs:  Vec<JackPort<MidiOut>>,
+    pub audio_ins:  Vec<JackPort<AudioIn>>,
+    pub audio_outs: Vec<JackPort<AudioOut>>,
+    pub note_buf:   Vec<u8>,
+    pub tracks:     Vec<ArrangerTrack>,
+    pub scenes:     Vec<ArrangerScene>,
+    pub selected:   ArrangerSelection,
+    pub splits:     Vec<u16>,
+    pub size:       Measure<TuiOut>,
+    pub perf:       PerfModel,
+}
+impl EdnViewData<TuiOut> for &App {}
+impl App {
+    pub fn sequencer (
+        jack:       &Arc<RwLock<JackConnection>>,
+        pool:       PoolModel,
+        editor:     MidiEditor,
+        player:     Option<MidiPlayer>,
+        midi_froms: &[PortConnection],
+        midi_tos:   &[PortConnection],
+    ) -> Self {
+        Self {
+            edn:      include_str!("sequencer.edn").to_string(),
+            jack:     jack.clone(),
+            pool:     Some(pool),
+            editor:   Some(editor),
+            player:   player,
+            editing:  false.into(),
+            midi_buf: vec![vec![];65536],
+            color:    ItemPalette::random(),
+            ..Default::default()
+        }
+    }
+    pub fn groovebox (
+        jack:        &Arc<RwLock<JackConnection>>,
+        pool:        PoolModel,
+        editor:      MidiEditor,
+        player:      Option<MidiPlayer>,
+        midi_froms:  &[PortConnection],
+        midi_tos:    &[PortConnection],
+        sampler:     Sampler,
+        audio_froms: &[&[PortConnection]],
+        audio_tos:   &[&[PortConnection]],
+    ) -> Self {
+        Self {
+            edn:     include_str!("groovebox.edn").to_string(),
+            sampler: Some(sampler),
+            ..Self::sequencer(
+                jack, pool, editor,
+                player, midi_froms, midi_tos
+            )
+        }
+    }
+    pub fn arranger (
+        jack:        &Arc<RwLock<JackConnection>>,
+        pool:        PoolModel,
+        editor:      MidiEditor,
+        midi_froms:  &[PortConnection],
+        midi_tos:    &[PortConnection],
+        sampler:     Sampler,
+        audio_froms: &[&[PortConnection]],
+        audio_tos:   &[&[PortConnection]],
+        scenes:      usize,
+        tracks:      usize,
+        track_width: usize,
+    ) -> Self {
+        Self {
+            edn: include_str!("arranger.edn").to_string(),
+            ..Self::groovebox(
+                jack, pool, editor,
+                None, midi_froms, midi_tos,
+                sampler, audio_froms, audio_tos
+            )
+        }
+    }
+}
+render!(TuiOut: (self: App) => self.size.of(EdnView::from_source(self, self.edn.as_ref())));
+
+/// Root view for standalone `tek_sequencer`.
+pub struct Sequencer {
+    pub _jack: Arc<RwLock<JackConnection>>,
+
+    pub pool:   PoolModel,
+    pub editor: MidiEditor,
+    pub player: MidiPlayer,
+
+    pub transport: bool,
+    pub selectors: bool,
+    pub compact:   bool,
+
+    pub size:      Measure<TuiOut>,
+    pub status:    bool,
+    pub note_buf:  Vec<u8>,
+    pub midi_buf:  Vec<Vec<Vec<u8>>>,
+    pub perf:      PerfModel,
+}
+
+pub struct Groovebox {
+    pub _jack: Arc<RwLock<JackConnection>>,
+    pub player:  MidiPlayer,
+    pub pool:    PoolModel,
+    pub editor:  MidiEditor,
+    pub sampler: Sampler,
+
+    pub compact:  bool,
+    pub size:     Measure<TuiOut>,
+    pub status:   bool,
+    pub note_buf: Vec<u8>,
+    pub midi_buf: Vec<Vec<Vec<u8>>>,
+    pub perf:     PerfModel,
+}
+
+/// Root view for standalone `tek_arranger`
+pub struct Arranger {
+    pub jack:      Arc<RwLock<JackConnection>>,
+    pub midi_ins:  Vec<JackPort<MidiIn>>,
+    pub midi_outs: Vec<JackPort<MidiOut>>,
+    pub clock:     Clock,
+    pub pool:      PoolModel,
+    pub tracks:    Vec<ArrangerTrack>,
+    pub scenes:    Vec<ArrangerScene>,
+    pub splits:    [u16;2],
+    pub selected:  ArrangerSelection,
+    pub color:     ItemPalette,
+    pub size:      Measure<TuiOut>,
+    pub note_buf:  Vec<u8>,
+    pub midi_buf:  Vec<Vec<Vec<u8>>>,
+    pub editor:    MidiEditor,
+    pub editing:   AtomicBool,
+    pub perf:      PerfModel,
+    pub compact:   bool,
+}

tek/src/arranger.rs

@@ -5,26 +5,6 @@ mod arranger_track;   pub use self::arranger_track::*;
 mod arranger_h;
 use ClockCommand::{Play, Pause};
 use self::ArrangerCommand as Cmd;
-/// Root view for standalone `tek_arranger`
-pub struct Arranger {
-    pub jack:      Arc<RwLock<JackConnection>>,
-    pub midi_ins:  Vec<JackPort<MidiIn>>,
-    pub midi_outs: Vec<JackPort<MidiOut>>,
-    pub clock:     Clock,
-    pub pool:      PoolModel,
-    pub tracks:    Vec<ArrangerTrack>,
-    pub scenes:    Vec<ArrangerScene>,
-    pub splits:    [u16;2],
-    pub selected:  ArrangerSelection,
-    pub color:     ItemPalette,
-    pub size:      Measure<TuiOut>,
-    pub note_buf:  Vec<u8>,
-    pub midi_buf:  Vec<Vec<Vec<u8>>>,
-    pub editor:    MidiEditor,
-    pub editing:   AtomicBool,
-    pub perf:      PerfModel,
-    pub compact:   bool,
-}
 render!(TuiOut: (self: Arranger) => self.size.of(EdnView::from_source(self, Self::EDN)));
 impl EdnViewData<TuiOut> for &Arranger {
     fn get_content <'a> (&'a self, item: EdnItem<&'a str>) -> RenderBox<'a, TuiOut> {

tek/src/arranger/arranger_select.rs

@@ -1,9 +1,9 @@
 use crate::*;
-#[derive(PartialEq, Clone, Copy, Debug)]
+#[derive(PartialEq, Clone, Copy, Debug, Default)]
 /// Represents the current user selection in the arranger
 pub enum ArrangerSelection {
     /// The whole mix is selected
-    Mix,
+    #[default] Mix,
     /// A track is selected.
     Track(usize),
     /// A scene is selected.

tek/src/groovebox.rs

@@ -7,28 +7,7 @@ use MidiEditCommand::*;
 use MidiPoolCommand::*;
 use KeyCode::{Char, Delete, Tab, Up, Down, Left, Right};
 use std::marker::ConstParamTy;
-pub struct Groovebox {
-    pub _jack: Arc<RwLock<JackConnection>>,
-    pub player:  MidiPlayer,
-    pub pool:    PoolModel,
-    pub editor:  MidiEditor,
-    pub sampler: Sampler,
-
-    pub compact:  bool,
-    pub size:     Measure<TuiOut>,
-    pub status:   bool,
-    pub note_buf: Vec<u8>,
-    pub midi_buf: Vec<Vec<Vec<u8>>>,
-    pub perf:     PerfModel,
-}
 render!(TuiOut: (self: Groovebox) => self.size.of(EdnView::from_source(self, Self::EDN)));
-// this works:
-//render!(TuiOut: (self: Groovebox) => self.size.of(
-    //Bsp::s(self.toolbar_view(),
-    //Bsp::n(self.selector_view(),
-    //Bsp::n(self.sample_view(),
-    //Bsp::n(self.status_view(),
-    //Bsp::w(self.pool_view(), Fill::xy(Bsp::e(self.sampler_view(), &self.editor)))))))));
 impl EdnViewData<TuiOut> for &Groovebox {
     fn get_content <'a> (&'a self, item: EdnItem<&'a str>) -> RenderBox<'a, TuiOut> {
         use EdnItem::*;
@@ -36,11 +15,11 @@ impl EdnViewData<TuiOut> for &Groovebox {
             Nil             => Box::new(()),
             Exp(items)      => Box::new(EdnView::from_items(*self, items.as_slice())),
             Sym(":editor")  => (&self.editor).boxed(),
-            Sym(":pool")    => self.pool_view().boxed(),
-            Sym(":status")  => self.status_view().boxed(),
-            Sym(":toolbar") => self.toolbar_view().boxed(),
-            Sym(":sampler") => self.sampler_view().boxed(),
-            Sym(":sample")  => self.sample_view().boxed(),
+            Sym(":pool")    => self.pool().boxed(),
+            Sym(":status")  => self.status().boxed(),
+            Sym(":toolbar") => self.toolbar().boxed(),
+            Sym(":sampler") => self.sampler().boxed(),
+            Sym(":sample")  => self.sample().boxed(),
             _ => panic!("no content for {item:?}")
         }
     }
@@ -60,14 +39,14 @@ impl EdnViewData<TuiOut> for &Groovebox {
 }
 impl Groovebox {
     const EDN: &'static str = include_str!("groovebox.edn");
-    fn toolbar_view (&self) -> impl Content<TuiOut> + use<'_> {
+    fn toolbar (&self) -> impl Content<TuiOut> + use<'_> {
         Fill::x(Fixed::y(2, lay!(
             Fill::x(Align::w(Meter("L/", self.sampler.input_meter[0]))),
             Fill::x(Align::e(Meter("R/", self.sampler.input_meter[1]))),
             Align::x(TransportView::new(true, &self.player.clock)),
         )))
     }
-    fn status_view (&self) -> impl Content<TuiOut> + use<'_> {
+    fn status (&self) -> impl Content<TuiOut> + use<'_> {
         row!(
             self.player.play_status(),
             self.player.next_status(),
@@ -75,7 +54,7 @@ impl Groovebox {
             self.editor.edit_status(),
         )
     }
-    fn sample_view (&self) -> impl Content<TuiOut> + use<'_> {
+    fn sample (&self) -> impl Content<TuiOut> + use<'_> {
         let note_pt = self.editor.note_point();
         let sample_h = if self.compact { 0 } else { 5 };
         Max::y(sample_h, Fill::xy(
@@ -83,21 +62,19 @@ impl Groovebox {
                 Fill::x(Align::w(Fixed::y(1, self.sampler.status(note_pt)))),
                 self.sampler.viewer(note_pt))))
     }
-    fn pool_view (&self) -> impl Content<TuiOut> + use<'_> {
+    fn pool (&self) -> impl Content<TuiOut> + use<'_> {
         let w = self.size.w();
         let pool_w = if w > 60 { 20 } else if w > 40 { 15 } else { 10 };
         Fixed::x(if self.compact { 5 } else { pool_w },
             PoolView(self.compact, &self.pool))
     }
-    fn sampler_view (&self) -> impl Content<TuiOut> + use<'_> {
+    fn sampler (&self) -> impl Content<TuiOut> + use<'_> {
         let note_pt = self.editor.note_point();
         let sampler_w = if self.compact { 4 } else { 40 };
         let sampler_y = if self.compact { 1 } else { 0 };
-        Fixed::x(sampler_w, Push::y(sampler_y, Fill::y(
-            SampleList::new(self.compact, &self.sampler, &self.editor))))
+        Fixed::x(sampler_w, Push::y(sampler_y, Fill::y(self.sampler.list(self.compact, &self.editor))))
     }
 }
-
 audio!(|self: Groovebox, client, scope|{
     let t0 = self.perf.get_t0();
     if Control::Quit == ClockAudio(&mut self.player).process(client, scope) {
@@ -130,7 +107,6 @@ audio!(|self: Groovebox, client, scope|{
     self.perf.update(t0, scope);
     Control::Continue
 });
-
 has_clock!(|self: Groovebox|self.player.clock());
 pub enum GrooveboxCommand {
     Compact(bool),
@@ -141,7 +117,6 @@ pub enum GrooveboxCommand {
     Enqueue(Option<Arc<RwLock<MidiClip>>>),
     Sampler(SamplerCommand),
 }
-
 command!(|self: GrooveboxCommand, state: Groovebox|match self {
     Self::Enqueue(clip) => {
         state.player.enqueue_next(clip.as_ref());
@@ -173,10 +148,7 @@ command!(|self: GrooveboxCommand, state: Groovebox|match self {
         None
     },
 });
-
-handle!(TuiIn: |self: Groovebox, input|
-    GrooveboxCommand::execute_with_state(self, input.event()));
-
+handle!(TuiIn: |self: Groovebox, input|GrooveboxCommand::execute_with_state(self, input.event()));
 keymap!(<'a> KEYS_GROOVEBOX = |state: Groovebox, input: Event| GrooveboxCommand {
     // Tab: Toggle compact mode
     key(Tab) => Cmd::Compact(!state.compact),
@@ -268,21 +240,6 @@ keymap!(<'a> KEYS_GROOVEBOX = |state: Groovebox, input: Event| GrooveboxCommand
         //row!(&self.cpu, &self.size)
     //}
 //}
-//render!(TuiOut: (self: Groovebox) => self.size.of(
-    //Bsp::s(self.toolbar_view(),
-    //Bsp::n(self.selector_view(),
-    //Bsp::n(self.sample_view(),
-    //Bsp::n(self.status_view(),
-    //Bsp::w(self.pool_view(), Fill::xy(Bsp::e(self.sampler_view(), &self.editor)))))))));
-
-//const GROOVEBOX_EDN: &'static str = include_str!("groovebox.edn");
-
-//impl Content<TuiOut> for Groovebox {
-    //fn content (&self) -> impl Content<TuiOut> {
-        //EdnView::parse(self.edn.as_slice())
-    //}
-//}
-
 //macro_rules! edn_context {
     //($Struct:ident |$l:lifetime, $state:ident| {
         //$($key:literal = $field:ident: $Type:ty => $expr:expr,)*
@@ -328,17 +285,17 @@ keymap!(<'a> KEYS_GROOVEBOX = |state: Groovebox, input: Event| GrooveboxCommand
 //}
 
 ////impl Groovebox {
-    ////fn status_view (&self) -> impl Content<TuiOut> + use<'_> {
+    ////fn status (&self) -> impl Content<TuiOut> + use<'_> {
         ////let note_pt = self.editor.note_point();
         ////Align::w(Fixed::y(1, ))
     ////}
-    ////fn pool_view (&self) -> impl Content<TuiOut> + use<'_> {
+    ////fn pool (&self) -> impl Content<TuiOut> + use<'_> {
         ////let w = self.size.w();
         ////let pool_w = if w > 60 { 20 } else if w > 40 { 15 } else { 10 };
         ////Fixed::x(if self.compact { 5 } else { pool_w },
             ////)
     ////}
-    ////fn sampler_view (&self) -> impl Content<TuiOut> + use<'_> {
+    ////fn sampler (&self) -> impl Content<TuiOut> + use<'_> {
         ////let sampler_w = if self.compact { 4 } else { 11 };
         ////let sampler_y = if self.compact { 1 } else { 0 };
         ////Fixed::x(sampler_w, Push::y(sampler_y, Fill::y(

tek/src/lib.rs

@@ -10,6 +10,7 @@ pub type Usually<T> = std::result::Result<T, Box<dyn Error>>;
 /// Standard optional result type.
 pub type Perhaps<T> = std::result::Result<Option<T>, Box<dyn Error>>;
 
+pub mod app;       pub use self::app::*;
 pub mod arranger;  pub use self::arranger::*;
 pub mod groovebox; pub use self::groovebox::*;
 pub mod mixer;     pub use self::mixer::*;

tek/src/sequencer.rs

@@ -4,24 +4,6 @@ use KeyCode::{Tab, Char};
 use SequencerCommand as Cmd;
 use MidiEditCommand::*;
 use MidiPoolCommand::*;
-/// Root view for standalone `tek_sequencer`.
-pub struct Sequencer {
-    pub _jack: Arc<RwLock<JackConnection>>,
-
-    pub pool:   PoolModel,
-    pub editor: MidiEditor,
-    pub player: MidiPlayer,
-
-    pub transport: bool,
-    pub selectors: bool,
-    pub compact:   bool,
-
-    pub size:      Measure<TuiOut>,
-    pub status:    bool,
-    pub note_buf:  Vec<u8>,
-    pub midi_buf:  Vec<Vec<Vec<u8>>>,
-    pub perf:      PerfModel,
-}
 render!(TuiOut: (self: Sequencer) => self.size.of(EdnView::from_source(self, Self::EDN)));
 impl EdnViewData<TuiOut> for &Sequencer {
     fn get_content <'a> (&'a self, item: EdnItem<&'a str>) -> RenderBox<'a, TuiOut> {
@@ -179,34 +161,3 @@ command!(|self: SequencerCommand, state: Sequencer|match self {
         None
     },
 });
-
-/// Status bar for sequencer app
-#[derive(Clone)]
-pub struct SequencerStatus {
-    pub(crate) width:   usize,
-    pub(crate) cpu:     Option<Arc<str>>,
-    pub(crate) size:    Arc<str>,
-    pub(crate) playing: bool,
-}
-from!(|state:&Sequencer|SequencerStatus = {
-    let samples = state.clock().chunk.load(Relaxed);
-    let rate    = state.clock().timebase.sr.get();
-    let buffer  = samples as f64 / rate;
-    let width   = state.size.w();
-    Self {
-        width,
-        playing: state.clock().is_rolling(),
-        cpu:  state.perf.percentage().map(|cpu|format!("│{cpu:.01}%").into()),
-        size: format!("{}x{}│", width, state.size.h()).into(),
-    }
-});
-render!(TuiOut: (self: SequencerStatus) => Fixed::y(2, lay!(
-    Sequencer::help(),
-    Fill::xy(Align::se(Tui::fg_bg(TuiTheme::orange(), TuiTheme::g(25), self.stats()))),
-)));
-impl SequencerStatus {
-    fn stats (&self) -> impl Content<TuiOut> + use<'_> {
-        row!(&self.cpu, &self.size)
-    }
-}
-

time/src/lib.rs

@@ -72,10 +72,10 @@ impl<T: HasClock> Command<T> for ClockCommand {
     }
 }
 
-#[derive(Clone)]
+#[derive(Clone, Default)]
 pub struct Clock {
     /// JACK transport handle.
-    pub transport: Arc<Transport>,
+    pub transport: Arc<Option<Transport>>,
     /// Global temporal resolution (shared by [Moment] fields)
     pub timebase:  Arc<Timebase>,
     /// Current global sample and usec (monotonic from JACK clock)
@@ -102,7 +102,7 @@ from!(|jack: &Arc<RwLock<JackConnection>>| Clock = {
     Self {
         quant:     Arc::new(24.into()),
         sync:      Arc::new(384.into()),
-        transport: Arc::new(transport),
+        transport: Arc::new(Some(transport)),
         chunk:     Arc::new((chunk as usize).into()),
         global:    Arc::new(Moment::zero(&timebase)),
         playhead:  Arc::new(Moment::zero(&timebase)),
@@ -154,17 +154,21 @@ impl Clock {
     }
     /// Start playing, optionally seeking to a given location beforehand
     pub fn play_from (&self, start: Option<u32>) -> Usually<()> {
+        if let Some(transport) = self.transport.as_ref() {
             if let Some(start) = start {
-            self.transport.locate(start)?;
+                transport.locate(start)?;
+            }
+            transport.start()?;
         }
-        self.transport.start()?;
         Ok(())
     }
     /// Pause, optionally seeking to a given location afterwards
     pub fn pause_at (&self, pause: Option<u32>) -> Usually<()> {
-        self.transport.stop()?;
+        if let Some(transport) = self.transport.as_ref() {
+            transport.stop()?;
             if let Some(pause) = pause {
-            self.transport.locate(pause)?;
+                transport.locate(pause)?;
+            }
         }
         Ok(())
     }
@@ -189,10 +193,12 @@ impl Clock {
         self.global.sample.set(current_frames as f64);
         self.global.usec.set(current_usecs as f64);
 
+        let mut started = self.started.write().unwrap();
+
         // If transport has just started or just stopped,
         // update starting point:
-        let mut started = self.started.write().unwrap();
-        match (self.transport.query_state()?, started.as_ref()) {
+        if let Some(transport) = self.transport.as_ref() {
+            match (transport.query_state()?, started.as_ref()) {
                 (TransportState::Rolling, None) => {
                     let moment = Moment::zero(&self.timebase);
                     moment.sample.set(current_frames as f64);
@@ -204,6 +210,7 @@ impl Clock {
                 },
                 _ => {}
             };
+        }
 
         self.playhead.update_from_sample(started.as_ref()
             .map(|started|current_frames as f64 - started.sample.get())

tui/src/tui_output.rs

@@ -1,5 +1,6 @@
 use crate::*;
 
+#[derive(Default)]
 pub struct TuiOut {
     pub buffer: Buffer,
     pub area:   [u16;4]