config: extract

Cargo.lock

@@ -2390,6 +2390,7 @@ dependencies = [
  "proptest",
  "proptest-derive",
  "rand 0.8.5",
+ "tek_config",
  "tek_device",
  "tek_engine",
  "tengri",
@@ -2406,6 +2407,14 @@ dependencies = [
  "tek",
 ]
 
+[[package]]
+name = "tek_config"
+version = "0.2.1"
+dependencies = [
+ "tengri",
+ "xdg",
+]
+
 [[package]]
 name = "tek_device"
 version = "0.2.1"
@@ -2447,7 +2456,7 @@ dependencies = [
 
 [[package]]
 name = "tengri"
-version = "0.13.0"
+version = "0.14.0"
 dependencies = [
  "tengri_core",
  "tengri_dsl",
@@ -2458,11 +2467,11 @@ dependencies = [
 
 [[package]]
 name = "tengri_core"
-version = "0.13.0"
+version = "0.14.0"
 
 [[package]]
 name = "tengri_dsl"
-version = "0.13.0"
+version = "0.14.0"
 dependencies = [
  "const_panic",
  "itertools 0.14.0",
@@ -2473,15 +2482,14 @@ dependencies = [
 
 [[package]]
 name = "tengri_input"
-version = "0.13.0"
+version = "0.14.0"
 dependencies = [
  "tengri_core",
- "tengri_dsl",
 ]
 
 [[package]]
 name = "tengri_output"
-version = "0.13.0"
+version = "0.14.0"
 dependencies = [
  "tengri_core",
  "tengri_dsl",
@@ -2489,7 +2497,7 @@ dependencies = [
 
 [[package]]
 name = "tengri_proc"
-version = "0.13.0"
+version = "0.14.0"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -2500,7 +2508,7 @@ dependencies = [
 
 [[package]]
 name = "tengri_tui"
-version = "0.13.0"
+version = "0.14.0"
 dependencies = [
  "atomic_float",
  "better-panic",

Cargo.toml

@@ -7,6 +7,7 @@ resolver = "2"
 members = [
   "./crates/engine",
   "./crates/device",
+  "./crates/config",
   "./crates/app",
   "./crates/cli",
 ]
@@ -34,6 +35,7 @@ path = "./deps/rust-jack"
 [workspace.dependencies]
 tek_device  = { path = "./crates/device" }
 tek_engine  = { path = "./crates/engine" }
+tek_config  = { path = "./crates/config" }
 tek         = { path = "./crates/app"    }
 tek_cli     = { path = "./crates/cli"    }
 

crates/app/Cargo.toml

@@ -7,8 +7,9 @@ version = { workspace = true }
 tengri      = { workspace = true }
 tengri_proc = { workspace = true }
 
-tek_engine = { workspace = true }
+tek_config = { workspace = true }
 tek_device = { workspace = true }
+tek_engine = { workspace = true }
 
 backtrace = { workspace = true }
 clap      = { workspace = true, optional = true }

crates/app/app.rs

@@ -1,39 +1,12 @@
-// ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
-//██Let me play the world's tiniest piano for you. ██
-//█▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀█
-//█▙▙█▙▙▙█▙▙█▙▙▙█▙▙█▙▙▙█▙▙█▙▙▙█▙▙█▙▙▙█▙▙█▙▙▙█▙▙█▙▙▙██
-//█▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄█
-//███████████████████████████████████████████████████
-//█                      ▀ ▀ ▀                      █
 #![allow(unused, clippy::unit_arg)]
 #![feature(adt_const_params, associated_type_defaults, if_let_guard, impl_trait_in_assoc_type,
     type_alias_impl_trait, trait_alias, type_changing_struct_update, closure_lifetime_binder)]
-pub use ::{
-    tek_engine::*,
-    tek_device,
-    tek_device::*,
-    tengri::{
-        Usually, Perhaps, Has, MaybeHas, has, maybe_has,
-        dsl::*, input::*, output::*, tui::*,
-        tui::ratatui,
-        tui::ratatui::prelude::buffer::Cell,
-        tui::ratatui::prelude::Color::{self, *},
-        tui::ratatui::prelude::{Style, Stylize, Buffer, Modifier},
-        tui::crossterm,
-        tui::crossterm::event::{Event, KeyCode::{self, *}},
-    },
-    std::{
-        path::{Path, PathBuf},
-        sync::{Arc, RwLock},
-        sync::atomic::{AtomicBool, AtomicUsize, Ordering::Relaxed},
-        error::Error,
-        collections::BTreeMap,
-        fmt::Write,
-    },
-    xdg::BaseDirectories,
-};
-mod app_jack; pub use self::app_jack::*;
 #[cfg(test)] mod app_test;
+mod app_deps; pub use self::app_deps::*;
+mod app_jack; pub use self::app_jack::*;
+mod app_bind; pub use self::app_bind::*;
+mod app_data; pub use self::app_data::*;
+mod app_view; pub use self::app_view::*;
 /// Total state
 #[derive(Default, Debug)]
 pub struct App {
@@ -58,23 +31,6 @@ pub struct App {
     /// Base color.
     pub color:   ItemTheme,
 }
-/// Configuration
-#[derive(Default, Debug)]
-pub struct Config {
-    pub dirs:  BaseDirectories,
-    pub modes: Arc<RwLock<BTreeMap<Arc<str>, Arc<Mode<Arc<str>>>>>>,
-    pub views: Arc<RwLock<BTreeMap<Arc<str>, Arc<str>>>>,
-    pub binds: Arc<RwLock<BTreeMap<Arc<str>, EventMap<TuiEvent, Arc<str>>>>>,
-}
-#[derive(Default, Debug)]
-pub struct Mode<D: Dsl + Ord> {
-    pub path:  PathBuf,
-    pub name:  Vec<D>,
-    pub info:  Vec<D>,
-    pub view:  Vec<D>,
-    pub keys:  Vec<D>,
-    pub modes: BTreeMap<D, Mode<D>>,
-}
 /// Various possible dialog modes.
 #[derive(Debug, Clone, Default)]
 pub enum Dialog {
@@ -86,107 +42,6 @@ pub enum Dialog {
     Browser(BrowserTarget, Arc<Browser>),
     Options,
 }
-impl Config {
-    const CONFIG: &'static str = "tek.edn";
-    const DEFAULTS: &'static str = include_str!("../../tek.edn");
-    pub fn init () -> Usually<Self> {
-        let mut cfgs: Self = Default::default();
-        cfgs.dirs = BaseDirectories::with_profile("tek", "v0");
-        cfgs.init_file(Self::CONFIG, Self::DEFAULTS, |cfgs, dsl|cfgs.load(dsl))?;
-        Ok(cfgs)
-    }
-    pub fn init_file (
-        &mut self, path: &str, defaults: &str, mut each: impl FnMut(&mut Self, &str)->Usually<()>
-    ) -> Usually<()> {
-        if self.dirs.find_config_file(path).is_none() {
-            println!("Creating {path:?}");
-            std::fs::write(self.dirs.place_config_file(path)?, defaults);
-        }
-        Ok(if let Some(path) = self.dirs.find_config_file(path) {
-            println!("Loading {path:?}");
-            let src = std::fs::read_to_string(&path)?;
-            src.as_str().each(move|item|each(self, item))?;
-        } else {
-            return Err(format!("{path}: not found").into())
-        })
-    }
-    pub fn load (&mut self, dsl: impl Dsl) -> Usually<()> {
-        dsl.each(|item|if let Some(expr) = item.expr()? {
-            let head = expr.head()?;
-            let tail = expr.tail()?;
-            let name = tail.head()?;
-            let body = tail.tail()?;
-            println!("{} {} {}", head.unwrap_or_default(), name.unwrap_or_default(), body.unwrap_or_default());
-            match head {
-                Some("view") if let Some(name) = name => self.load_view(name.into(), body),
-                Some("keys") if let Some(name) = name => self.load_bind(name.into(), body),
-                Some("mode") if let Some(name) = name => self.load_mode(name.into(), body),
-                _ => return Err(format!("Config::load: expected view/keys/mode, got: {item:?}").into())
-            }
-        } else {
-            return Err(format!("Config::load: expected expr, got: {item:?}").into())
-        })
-    }
-    pub fn load_view (&mut self, id: Arc<str>, dsl: impl Dsl) -> Usually<()> {
-        self.views.write().unwrap().insert(id, dsl.src()?.unwrap_or_default().into());
-        Ok(())
-    }
-    pub fn load_bind (&mut self, id: Arc<str>, dsl: impl Dsl) -> Usually<()> {
-        let mut map = EventMap::new();
-        dsl.each(|item|if item.expr().head() == Ok(Some("see")) {
-            // TODO
-            Ok(())
-        } else if let Ok(Some(word)) = item.expr().head().word() {
-            if let Some(key) = TuiEvent::from_dsl(item.expr()?.head()?)? {
-                map.add(key, Binding {
-                    commands:    [item.expr()?.tail()?.unwrap_or_default().into()].into(),
-                    condition:   None,
-                    description: None,
-                    source:      None
-                });
-                Ok(())
-            } else if Some(":char") == item.expr()?.head()? {
-                // TODO
-                return Ok(())
-            } else {
-                return Err(format!("Config::load_bind: invalid key: {:?}", item.expr()?.head()?).into())
-            }
-        } else {
-            return Err(format!("Config::load_bind: unexpected: {item:?}").into())
-        })?;
-        self.binds.write().unwrap().insert(id, map);
-        Ok(())
-    }
-    pub fn load_mode (&mut self, id: Arc<str>, dsl: impl Dsl) -> Usually<()> {
-        let mut mode = Mode::default();
-        dsl.each(|item|Self::load_mode_one(&mut mode, item))?;
-        self.modes.write().unwrap().insert(id.into(), Arc::new(mode));
-        Ok(())
-    }
-    pub fn load_mode_one (mode: &mut Mode<Arc<str>>, item: impl Dsl) -> Usually<()> {
-        Ok(if let Ok(Some(key)) = item.expr().head() {
-            match key {
-                "name" => mode.name.push(item.expr()?.tail()?.map(|x|x.trim()).unwrap_or("").into()),
-                "info" => mode.info.push(item.expr()?.tail()?.map(|x|x.trim()).unwrap_or("").into()),
-                "keys" => {
-                    item.expr()?.tail()?.each(|item|{mode.keys.push(item.trim().into()); Ok(())})?;
-                },
-                "mode" => if let Some(id) = item.expr()?.tail()?.head()? {
-                    let mut submode = Mode::default();
-                    Self::load_mode_one(&mut submode, item.expr()?.tail()?.tail()?)?;
-                    mode.modes.insert(id.into(), submode);
-                } else {
-                    return Err(format!("load_mode_one: incomplete: {item:?}").into());
-                },
-                _ => mode.view.push(item.expr()?.unwrap().into()),
-            }
-        } else if let Ok(Some(word)) = item.word() {
-            mode.view.push(word.into());
-        } else {
-            return Err(format!("load_mode_one: unexpected: {item:?}").into());
-        })
-    }
-}
 has!(Jack<'static>:      |self: App|self.jack);
 has!(Pool:               |self: App|self.pool);
 has!(Dialog:             |self: App|self.dialog);
@@ -228,7 +83,7 @@ fn render_dsl <'t>  (
     state: &'t impl DslNs<'t, Box<dyn Render<TuiOut>>>,
     src:   &str
 ) -> Box<dyn Render<TuiOut>> {
-    let err: Option<Box<dyn Error>> = match state.from(src) {
+    let err: Option<Box<dyn Error>> = match state.from(&src) {
         Ok(Some(value)) => return value, Ok(None) => None, Err(e) => Some(e),
     };
     let (fg_1, bg_1) = (Color::Rgb(240, 160, 100), Color::Rgb(48, 0, 0));
@@ -265,8 +120,6 @@ handle!(TuiIn:|self: App, input|{
     }
     Ok(None)
 });
-#[derive(Debug)]
-pub enum AppCommand { /* TODO */ }
 impl Dialog {
     pub fn menu_selected (&self) -> Option<usize> {
         if let Self::Menu(selected) = self { Some(*selected) } else { None }
@@ -290,17 +143,6 @@ impl Dialog {
         todo!()
     }
 }
-#[tengri_proc::command(Option<Dialog>)] impl DialogCommand {
-    fn open (dialog: &mut Option<Dialog>, new: Dialog) -> Perhaps<Self> {
-        *dialog = Some(new);
-        Ok(None)
-    }
-    fn close (dialog: &mut Option<Dialog>) -> Perhaps<Self> {
-        *dialog = None;
-        Ok(None)
-    }
-}
-
 impl App {
     pub fn editor_focused (&self) -> bool {
         false
@@ -384,107 +226,6 @@ impl App {
 }
 
 
-dsl_ns! { |app: App|
-
-    bool => {
-        ":focused/editor"      => app.project.editor.is_some(),
-        ":focused/dialog"      => !matches!(app.dialog, Dialog::None),
-        ":focused/message"     => matches!(app.dialog, Dialog::Message(..)),
-        ":focused/add_device"  => matches!(app.dialog, Dialog::Device(..)),
-        ":focused/browser"     => app.dialog.browser().is_some(),
-        ":focused/pool/import" => matches!(app.pool.mode, Some(PoolMode::Import(..))),
-        ":focused/pool/export" => matches!(app.pool.mode, Some(PoolMode::Export(..))),
-        ":focused/pool/rename" => matches!(app.pool.mode, Some(PoolMode::Rename(..))),
-        ":focused/pool/length" => matches!(app.pool.mode, Some(PoolMode::Length(..))),
-        ":focused/clip"        => !app.editor_focused() && matches!(app.selection(),
-            Selection::TrackClip{..}),
-        ":focused/track"       => !app.editor_focused() && matches!(app.selection(),
-            Selection::Track(..)),
-        ":focused/scene"       => !app.editor_focused() && matches!(app.selection(),
-            Selection::Scene(..)),
-        ":focused/mix"         => !app.editor_focused() && matches!(app.selection(),
-            Selection::Mix),
-    };
-
-    ItemTheme => {
-        ":_theme_stub" => Default::default()
-    };
-
-    Dialog => {
-        ":dialog/none"          => Dialog::None,
-        ":dialog/options"       => Dialog::Options,
-        ":dialog/device"        => Dialog::Device(0),
-        ":dialog/device/prev"   => Dialog::Device(0),
-        ":dialog/device/next"   => Dialog::Device(0),
-        ":dialog/help"          => Dialog::Help(0),
-        ":dialog/menu"          => Dialog::Menu(0),
-        ":dialog/save"          => Dialog::Browser(BrowserTarget::SaveProject,
-            Browser::new(None).unwrap().into()),
-        ":dialog/load"          => Dialog::Browser(BrowserTarget::LoadProject,
-            Browser::new(None).unwrap().into()),
-        ":dialog/import/clip"   => Dialog::Browser(BrowserTarget::ImportClip(Default::default()),
-            Browser::new(None).unwrap().into()),
-        ":dialog/export/clip"   => Dialog::Browser(BrowserTarget::ExportClip(Default::default()),
-            Browser::new(None).unwrap().into()),
-        ":dialog/import/sample" => Dialog::Browser(BrowserTarget::ImportSample(Default::default()),
-            Browser::new(None).unwrap().into()),
-        ":dialog/export/sample" => Dialog::Browser(BrowserTarget::ExportSample(Default::default()),
-            Browser::new(None).unwrap().into()),
-    };
-
-    Selection => {
-        ":select/scene"      => app.selection().select_scene(app.tracks().len()),
-        ":select/scene/next" => app.selection().select_scene_next(app.scenes().len()),
-        ":select/scene/prev" => app.selection().select_scene_prev(),
-        ":select/track"      => app.selection().select_track(app.tracks().len()),
-        ":select/track/next" => app.selection().select_track_next(app.tracks().len()),
-        ":select/track/prev" => app.selection().select_track_prev(),
-    };
-
-    Option<u7> => {
-        ":editor/pitch" => Some(
-            (app.editor().as_ref().map(|e|e.get_note_pos()).unwrap() as u8).into()
-        )
-    };
-
-    Option<usize> => {
-        ":selected/scene" => app.selection().scene(),
-        ":selected/track" => app.selection().track(),
-    };
-
-    Option<Arc<RwLock<MidiClip>>> => {
-        ":selected/clip" => if let Selection::TrackClip { track, scene } = app.selection() {
-            app.scenes()[*scene].clips[*track].clone()
-        } else {
-            None
-        }
-    };
-
-    Color => {
-        ("g", n: u8) => Color::Rgb(n, n, n),
-        ("rgb", red: u8, green: u8, blue: u8) => Color::Rgb(red, green, blue),
-        ":color/bg" => Color::Rgb(28, 32, 36),
-
-    };
-
-}
-
-dsl_ns! { num |app: App|
-    u8;
-    u16 => {
-        ":w/sidebar"       => app.project.w_sidebar(app.editor().is_some()),
-        ":h/sample-detail" => 6.max(app.height() as u16 * 3 / 9),
-    };
-    usize => {
-        ":scene-count"      => app.scenes().len(),
-        ":track-count"      => app.tracks().len(),
-        ":device-kind"      => app.dialog.device_kind().unwrap_or(0),
-        ":device-kind/next" => app.dialog.device_kind_next().unwrap_or(0),
-        ":device-kind/prev" => app.dialog.device_kind_prev().unwrap_or(0),
-    };
-    isize;
-}
-
 fn wrap_dialog (dialog: impl Content<TuiOut>) -> impl Content<TuiOut> {
     Fixed::xy(70, 23, Tui::fg_bg(Rgb(255,255,255), Rgb(16,16,16), Bsp::b(
         Repeat(" "), Outer(true, Style::default().fg(Tui::g(96))).enclose(dialog))))
@@ -495,38 +236,6 @@ impl ScenesView for App {
     fn h_scenes (&self) -> u16 { (self.height() as u16).saturating_sub(20) }
 }
 
-macro_rules!dsl_words((|$state:ident|->$Type:ty$({
-    $($word:literal => $body:expr),* $(,)?
-})?)=>{
-    const WORDS: DslNsMap<'t, fn (&'t Self)->Perhaps<$Type>> = DslNsMap::new(&[$(
-        $(($word, |$state: &Self|{Ok(Some($body))})),*
-    )? ]);
-});
-macro_rules!dsl_exprs((|$state:ident|->$Type:ty$({
-    $($name:literal ($($arg:ident:$ty:ty),* $(,)?) => $body:expr),* $(,)?
-})?)=>{
-    const EXPRS: DslNsMap<'t, fn (&'t Self, &str)->Perhaps<$Type>> = DslNsMap::new(&[$(
-        $(($name, |$state: &Self, tail: &str|{
-            $(
-                let head = tail.head()?.unwrap_or_default();
-                let tail = tail.tail()?.unwrap_or_default();
-                let $arg: $ty = if let Some(arg) = $state.from(&head)? {
-                    arg
-                } else {
-                    return Err(format!("{}: arg \"{}\" ({}) got: {head}, remaining: {tail}",
-                        $name,
-                        stringify!($arg),
-                        stringify!($ty),
-                    ).into())
-                };
-            )*
-            Ok(Some($body))
-        })),*
-    )? ]);
-});
-
-mod app_view; pub use self::app_view::*;
-mod app_bind; pub use self::app_bind::*;
 
 //#[dizzle::ns]
 //#[dizzle::ns::include(TuiOut)]

crates/app/app_bind.rs

@@ -1,8 +1,7 @@
 use crate::*;
 
 impl<'t> DslNs<'t, AppCommand> for App {
-    dsl_exprs!(|app| -> AppCommand {
-    });
+    dsl_exprs!(|app| -> AppCommand { /* TODO */ });
     dsl_words!(|app| -> AppCommand {
         "x/inc"   => todo!(),
         "x/dec"   => todo!(),
@@ -11,6 +10,21 @@ impl<'t> DslNs<'t, AppCommand> for App {
         "confirm" => todo!(),
     });
 }
+#[derive(Debug)]
+pub enum AppCommand { /* TODO */ }
+
+#[tengri_proc::command(Option<Dialog>)]
+impl DialogCommand {
+    fn open (dialog: &mut Option<Dialog>, new: Dialog) -> Perhaps<Self> {
+        *dialog = Some(new);
+        Ok(None)
+    }
+    fn close (dialog: &mut Option<Dialog>) -> Perhaps<Self> {
+        *dialog = None;
+        Ok(None)
+    }
+}
+
 
     //AppCommand => {
         //("x/inc" /

crates/app/app_data.rs

@@ -0,0 +1,122 @@
+use crate::*;
+
+impl<'t> DslNs<'t, Arc<str>> for App {
+    dsl_exprs!(|app| -> Arc<str> {});
+    dsl_words!(|app| -> Arc<str> {});
+    fn from_literal <D: Dsl> (&self, dsl: &D) -> Perhaps<Arc<str>> {
+        Ok(dsl.src()?.map(|x|x.into()))
+    }
+}
+
+impl<'t> DslNs<'t, bool> for App {
+    dsl_words!(|app| -> bool {
+        ":focused/editor"      => app.project.editor.is_some(),
+        ":focused/dialog"      => !matches!(app.dialog, Dialog::None),
+        ":focused/message"     => matches!(app.dialog, Dialog::Message(..)),
+        ":focused/add_device"  => matches!(app.dialog, Dialog::Device(..)),
+        ":focused/browser"     => app.dialog.browser().is_some(),
+        ":focused/pool/import" => matches!(app.pool.mode, Some(PoolMode::Import(..))),
+        ":focused/pool/export" => matches!(app.pool.mode, Some(PoolMode::Export(..))),
+        ":focused/pool/rename" => matches!(app.pool.mode, Some(PoolMode::Rename(..))),
+        ":focused/pool/length" => matches!(app.pool.mode, Some(PoolMode::Length(..))),
+        ":focused/clip"        => !app.editor_focused() && matches!(app.selection(),
+            Selection::TrackClip{..}),
+        ":focused/track"       => !app.editor_focused() && matches!(app.selection(),
+            Selection::Track(..)),
+        ":focused/scene"       => !app.editor_focused() && matches!(app.selection(),
+            Selection::Scene(..)),
+        ":focused/mix"         => !app.editor_focused() && matches!(app.selection(),
+            Selection::Mix),
+    });
+    //fn from_literal <D: Dsl> (&self, dsl: &D) -> Perhaps<Arc<str>> {
+        //TODO
+    //}
+}
+
+impl<'t> DslNs<'t, ItemTheme> for App {}
+
+impl<'t> DslNs<'t, Dialog> for App {
+    dsl_words!(|app| -> Dialog {
+        ":dialog/none"          => Dialog::None,
+        ":dialog/options"       => Dialog::Options,
+        ":dialog/device"        => Dialog::Device(0),
+        ":dialog/device/prev"   => Dialog::Device(0),
+        ":dialog/device/next"   => Dialog::Device(0),
+        ":dialog/help"          => Dialog::Help(0),
+        ":dialog/menu"          => Dialog::Menu(0),
+        ":dialog/save"          => Dialog::Browser(BrowserTarget::SaveProject,
+            Browser::new(None).unwrap().into()),
+        ":dialog/load"          => Dialog::Browser(BrowserTarget::LoadProject,
+            Browser::new(None).unwrap().into()),
+        ":dialog/import/clip"   => Dialog::Browser(BrowserTarget::ImportClip(Default::default()),
+            Browser::new(None).unwrap().into()),
+        ":dialog/export/clip"   => Dialog::Browser(BrowserTarget::ExportClip(Default::default()),
+            Browser::new(None).unwrap().into()),
+        ":dialog/import/sample" => Dialog::Browser(BrowserTarget::ImportSample(Default::default()),
+            Browser::new(None).unwrap().into()),
+        ":dialog/export/sample" => Dialog::Browser(BrowserTarget::ExportSample(Default::default()),
+            Browser::new(None).unwrap().into()),
+    });
+}
+
+impl<'t> DslNs<'t, Selection> for App {
+    dsl_words!(|app| -> Selection {
+        ":select/scene"      => app.selection().select_scene(app.tracks().len()),
+        ":select/scene/next" => app.selection().select_scene_next(app.scenes().len()),
+        ":select/scene/prev" => app.selection().select_scene_prev(),
+        ":select/track"      => app.selection().select_track(app.tracks().len()),
+        ":select/track/next" => app.selection().select_track_next(app.tracks().len()),
+        ":select/track/prev" => app.selection().select_track_prev(),
+    });
+}
+
+impl<'t> DslNs<'t, Color> for App {
+    dsl_words!(|app| -> Color {
+        ":color/bg" => Color::Rgb(28, 32, 36),
+    });
+    dsl_exprs!(|app| -> Color {
+        "g"   (n: u8)               => Color::Rgb(n, n, n),
+        "rgb" (r: u8, g: u8, b: u8) => Color::Rgb(r, g, b),
+    });
+}
+
+impl<'t> DslNs<'t, Option<u7>> for App {
+    dsl_words!(|app| -> Option<u7> {
+        ":editor/pitch" => Some(
+            (app.editor().as_ref().map(|e|e.get_note_pos()).unwrap() as u8).into()
+        )
+    });
+}
+
+impl<'t> DslNs<'t, Option<usize>> for App {
+    dsl_words!(|app| -> Option<usize> {
+        ":selected/scene" => app.selection().scene(),
+        ":selected/track" => app.selection().track(),
+    });
+}
+
+impl<'t> DslNs<'t, Option<Arc<RwLock<MidiClip>>>> for App {
+    dsl_words!(|app| -> Option<Arc<RwLock<MidiClip>>> {
+        ":selected/clip" => if let Selection::TrackClip { track, scene } = app.selection() {
+            app.scenes()[*scene].clips[*track].clone()
+        } else {
+            None
+        }
+    });
+}
+
+dsl_ns! { num |app: App|
+    u8;
+    u16 => {
+        ":w/sidebar"       => app.project.w_sidebar(app.editor().is_some()),
+        ":h/sample-detail" => 6.max(app.height() as u16 * 3 / 9),
+    };
+    usize => {
+        ":scene-count"      => app.scenes().len(),
+        ":track-count"      => app.tracks().len(),
+        ":device-kind"      => app.dialog.device_kind().unwrap_or(0),
+        ":device-kind/next" => app.dialog.device_kind_next().unwrap_or(0),
+        ":device-kind/prev" => app.dialog.device_kind_prev().unwrap_or(0),
+    };
+    isize;
+}

crates/app/app_deps.rs

@@ -0,0 +1,24 @@
+pub use ::{
+    tek_engine::*,
+    tek_config::*,
+    tek_device::{self, *},
+    tengri::{
+        Usually, Perhaps, Has, MaybeHas, has, maybe_has,
+        dsl::*, input::*, output::*, tui::*,
+        tui::ratatui,
+        tui::ratatui::prelude::buffer::Cell,
+        tui::ratatui::prelude::Color::{self, *},
+        tui::ratatui::prelude::{Style, Stylize, Buffer, Modifier},
+        tui::crossterm,
+        tui::crossterm::event::{Event, KeyCode::{self, *}},
+    },
+    std::{
+        path::{Path, PathBuf},
+        sync::{Arc, RwLock},
+        sync::atomic::{AtomicBool, AtomicUsize, Ordering::Relaxed},
+        error::Error,
+        collections::BTreeMap,
+        fmt::Write,
+    },
+    xdg::BaseDirectories,
+};

crates/app/app_view.rs

@@ -2,17 +2,21 @@ use crate::*;
 
 impl<'t> DslNs<'t, Box<dyn Render<TuiOut>>> for App {
     dsl_exprs!(|app| -> Box<dyn Render<TuiOut>> {
-        "fg"       (color: Color, x: Box<dyn Render<TuiOut>>) => Box::new(Tui::fg(color, x)),
-        "bg"       (color: Color, x: Box<dyn Render<TuiOut>>) => Box::new(Tui::bg(color, x)),
-        "fg/bg"    (fg: Color, bg: Color, x: Box<dyn Render<TuiOut>>) => Box::new(Tui::fg_bg(fg, bg, x)),
+        "text" (tail: Arc<str>) => Box::new(tail),
 
-        "bsp/n"    (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::n(a, b)),
-        "bsp/s"    (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::s(a, b)),
-        "bsp/e"    (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::e(a, b)),
-        "bsp/w"    (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::w(a, b)),
-        "bsp/a"    (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::a(a, b)),
-        "bsp/b"    (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::b(a, b)),
+        "fg" (color: Color, x: Box<dyn Render<TuiOut>>) => Box::new(Tui::fg(color, x)),
+        "bg" (color: Color, x: Box<dyn Render<TuiOut>>) => Box::new(Tui::bg(color, x)),
+        "fg/bg" (fg: Color, bg: Color, x: Box<dyn Render<TuiOut>>) => Box::new(Tui::fg_bg(fg, bg, x)),
 
+        "bsp/n" (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::n(a, b)),
+        "bsp/s" (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::s(a, b)),
+        "bsp/e" (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::e(a, b)),
+        "bsp/w" (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::w(a, b)),
+        "bsp/a" (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::a(a, b)),
+        "bsp/b" (a: Box<dyn Render<TuiOut>>, b: Box<dyn Render<TuiOut>>) => Box::new(Bsp::b(a, b)),
+
+        "align/nw" (x: Box<dyn Render<TuiOut>>) => Box::new(Align::nw(x)),
+        "align/ne" (x: Box<dyn Render<TuiOut>>) => Box::new(Align::ne(x)),
         "align/n"  (x: Box<dyn Render<TuiOut>>) => Box::new(Align::n(x)),
         "align/s"  (x: Box<dyn Render<TuiOut>>) => Box::new(Align::s(x)),
         "align/e"  (x: Box<dyn Render<TuiOut>>) => Box::new(Align::e(x)),
@@ -21,43 +25,46 @@ impl<'t> DslNs<'t, Box<dyn Render<TuiOut>>> for App {
         "align/y"  (x: Box<dyn Render<TuiOut>>) => Box::new(Align::y(x)),
         "align/c"  (x: Box<dyn Render<TuiOut>>) => Box::new(Align::c(x)),
 
-        "fill/x"   (x: Box<dyn Render<TuiOut>>) => Box::new(Fill::x(x)),
-        "fill/y"   (x: Box<dyn Render<TuiOut>>) => Box::new(Fill::y(x)),
-        "fill/xy"  (x: Box<dyn Render<TuiOut>>) => Box::new(Fill::xy(x)),
+        "fill/x"  (x: Box<dyn Render<TuiOut>>) => Box::new(Fill::x(x)),
+        "fill/y"  (x: Box<dyn Render<TuiOut>>) => Box::new(Fill::y(x)),
+        "fill/xy" (x: Box<dyn Render<TuiOut>>) => Box::new(Fill::xy(x)),
 
         "fixed/x"  (x: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Fixed::x(x, c)),
         "fixed/y"  (y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Fixed::y(y, c)),
         "fixed/xy" (x: u16, y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Fixed::xy(x, y, c)),
 
-        "min/x"    (x: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Min::x(x, c)),
-        "min/y"    (y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Min::y(y, c)),
-        "min/xy"   (x: u16, y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Min::xy(x, y, c)),
+        "min/x"  (x: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Min::x(x, c)),
+        "min/y"  (y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Min::y(y, c)),
+        "min/xy" (x: u16, y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Min::xy(x, y, c)),
 
-        "max/x"    (x: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Max::x(x, c)),
-        "max/y"    (y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Max::y(y, c)),
-        "max/xy"   (x: u16, y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Max::xy(x, y, c)),
+        "max/x"  (x: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Max::x(x, c)),
+        "max/y"  (y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Max::y(y, c)),
+        "max/xy" (x: u16, y: u16, c: Box<dyn Render<TuiOut>>) => Box::new(Max::xy(x, y, c)),
     });
     dsl_words!(|app| -> Box<dyn Render<TuiOut>> {
         ":templates" => Box::new({
             let modes  = app.config.modes.clone();
             let height = (modes.read().unwrap().len() * 2) as u16;
-            Min::x(30, Fixed::y(height, Stack::south(move|add: &mut dyn FnMut(&dyn Render<TuiOut>)|{
+            Fixed::y(height, Min::x(30, Stack::south(move|add: &mut dyn FnMut(&dyn Render<TuiOut>)|{
                 for (index, (id, profile)) in modes.read().unwrap().iter().enumerate() {
-                    let bg   = if index == 0 { Rgb(48,64,32) } else { Rgb(16, 32, 24) };
+                    let bg   = if index == 0 { Rgb(70,70,70) } else { Rgb(50,50,50) };
                     let name = profile.name.get(0).map(|x|x.as_ref()).unwrap_or("<no name>");
                     let info = profile.info.get(0).map(|x|x.as_ref()).unwrap_or("<no info>");
                     let fg1  = Rgb(224, 192, 128);
                     let fg2  = Rgb(224, 128,  32);
+                    let field_name = Fill::x(Align::w(Tui::fg(fg1, name)));
+                    let field_id   = Fill::x(Align::e(Tui::fg(fg2, id)));
+                    let field_info = Fill::x(Align::w(info));
                     add(&Fixed::y(2, Fill::x(Tui::bg(bg, Bsp::s(
-                        Bsp::a(Fill::x(Align::w(Tui::fg(fg1, name))),
-                                       Fill::x(Align::e(Tui::fg(fg2, id)))),
-                        Align::w(info))))));
-                    }})))}),
-        ":sessions" => Box::new(Min::x(30, Fixed::y(6, Stack::south(
+                        Bsp::a(field_name, field_id), field_info)))));
+                }
+            })))
+        }),
+        ":sessions" => Box::new(Fixed::y(6, Min::x(30, Stack::south(
             move|add: &mut dyn FnMut(&dyn Render<TuiOut>)|{
                 let fg = Rgb(224, 192, 128);
                 for (index, name) in ["session1", "session2", "session3"].iter().enumerate() {
-                    let bg = if index == 0 { Rgb(48,64,32) } else { Rgb(16, 32, 24) };
+                    let bg = if index == 0 { Rgb(50,50,50) } else { Rgb(40,40,40) };
                     add(&Fixed::y(2, Fill::x(Tui::bg(bg, Align::w(Tui::fg(fg, name))))));
                 }
             }
@@ -82,7 +89,7 @@ impl<'t> DslNs<'t, Box<dyn Render<TuiOut>>> for App {
                     Fill::x(Tui::bg(bg, Bsp::e(lb, Bsp::w(rb, "FIXME device name")))) }))) },
     });
     /// Resolve an expression if known.
-    fn from_expr <D: Dsl> (&'t self, dsl: D) -> Perhaps<Box<dyn Render<TuiOut>>> {
+    fn from_expr <D: Dsl> (&self, dsl: &D) -> Perhaps<Box<dyn Render<TuiOut>>> {
         if let Some(head) = dsl.expr().head()? {
             for (key, value) in Self::EXPRS.0.iter() {
                 if head == *key {
@@ -93,7 +100,7 @@ impl<'t> DslNs<'t, Box<dyn Render<TuiOut>>> for App {
         return Ok(None)
     }
     /// Resolve a symbol if known.
-    fn from_word <D: Dsl> (&'t self, dsl: D) -> Perhaps<Box<dyn Render<TuiOut>>> {
+    fn from_word <D: Dsl> (&self, dsl: &D) -> Perhaps<Box<dyn Render<TuiOut>>> {
         if let Some(dsl) = dsl.word()? {
             let views = self.config.views.read().unwrap();
             if let Some(view) = views.get(dsl) {
@@ -101,7 +108,11 @@ impl<'t> DslNs<'t, Box<dyn Render<TuiOut>>> for App {
                 std::mem::drop(views);
                 return Ok(Some(render_dsl(self, view.as_ref())))
             }
-            for (word, get) in Self::WORDS.0 { if dsl == *word { return get(self) } }
+            for (word, get) in Self::WORDS.0 {
+                if dsl == *word {
+                    return get(self)
+                }
+            }
         }
         return Ok(None)
     }

crates/config/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name    = "tek_config"
+edition = { workspace = true }
+version = { workspace = true }
+
+[lib]
+path = "config.rs"
+
+[dependencies]
+xdg    = { workspace = true }
+tengri = { workspace = true }

crates/config/config.rs

@@ -0,0 +1,213 @@
+#![feature(if_let_guard)]
+
+use ::{
+    std::{
+        sync::{Arc, RwLock},
+        collections::BTreeMap,
+        path::PathBuf
+    },
+    tengri::{
+        Usually, impl_debug,
+        tui::TuiEvent,
+        dsl::{Dsl, DslWord, DslExpr}
+    },
+    xdg::BaseDirectories,
+};
+
+/// Configuration.
+///
+/// Contains mode, view, and bind definitions.
+#[derive(Default, Debug)]
+pub struct Config {
+    pub dirs:  BaseDirectories,
+    pub modes: Arc<RwLock<BTreeMap<Arc<str>, Arc<Mode<Arc<str>>>>>>,
+    pub views: Arc<RwLock<BTreeMap<Arc<str>, Arc<str>>>>,
+    pub binds: Arc<RwLock<BTreeMap<Arc<str>, EventMap<TuiEvent, Arc<str>>>>>,
+}
+
+/// A set of currently active view and keys definitions,
+/// with optional name and description.
+#[derive(Default, Debug)]
+pub struct Mode<D: Dsl + Ord> {
+    pub path:  PathBuf,
+    pub name:  Vec<D>,
+    pub info:  Vec<D>,
+    pub view:  Vec<D>,
+    pub keys:  Vec<D>,
+    pub modes: BTreeMap<D, Mode<D>>,
+}
+
+/// A collection of input bindings.
+#[derive(Debug)]
+pub struct EventMap<E, C>(
+    /// Map of each event (e.g. key combination) to
+    /// all command expressions bound to it by
+    /// all loaded input layers.
+    pub BTreeMap<E, Vec<Binding<C>>>
+);
+
+/// An input binding.
+#[derive(Debug, Clone)]
+pub struct Binding<C> {
+    pub commands:    Arc<[C]>,
+    pub condition:   Option<Condition>,
+    pub description: Option<Arc<str>>,
+    pub source:      Option<Arc<PathBuf>>,
+}
+
+/// Input bindings are only returned if this evaluates to true
+#[derive(Clone)]
+pub struct Condition(Arc<Box<dyn Fn()->bool + Send + Sync>>);
+
+impl Config {
+    const CONFIG: &'static str = "tek.edn";
+    const DEFAULTS: &'static str = include_str!("../../tek.edn");
+    pub fn init () -> Usually<Self> {
+        let mut cfgs: Self = Default::default();
+        cfgs.dirs = BaseDirectories::with_profile("tek", "v0");
+        cfgs.init_file(Self::CONFIG, Self::DEFAULTS, |cfgs, dsl|cfgs.load(dsl))?;
+        Ok(cfgs)
+    }
+    pub fn init_file (
+        &mut self, path: &str, defaults: &str, mut each: impl FnMut(&mut Self, &str)->Usually<()>
+    ) -> Usually<()> {
+        if self.dirs.find_config_file(path).is_none() {
+            println!("Creating {path:?}");
+            std::fs::write(self.dirs.place_config_file(path)?, defaults);
+        }
+        Ok(if let Some(path) = self.dirs.find_config_file(path) {
+            println!("Loading {path:?}");
+            let src = std::fs::read_to_string(&path)?;
+            src.as_str().each(move|item|each(self, item))?;
+        } else {
+            return Err(format!("{path}: not found").into())
+        })
+    }
+    pub fn load (&mut self, dsl: impl Dsl) -> Usually<()> {
+        dsl.each(|item|if let Some(expr) = item.expr()? {
+            let head = expr.head()?;
+            let tail = expr.tail()?;
+            let name = tail.head()?;
+            let body = tail.tail()?;
+            println!("{} {} {}", head.unwrap_or_default(), name.unwrap_or_default(), body.unwrap_or_default());
+            match head {
+                Some("view") if let Some(name) = name => self.load_view(name.into(), body),
+                Some("keys") if let Some(name) = name => self.load_bind(name.into(), body),
+                Some("mode") if let Some(name) = name => self.load_mode(name.into(), body),
+                _ => return Err(format!("Config::load: expected view/keys/mode, got: {item:?}").into())
+            }
+        } else {
+            return Err(format!("Config::load: expected expr, got: {item:?}").into())
+        })
+    }
+    pub fn load_view (&mut self, id: Arc<str>, dsl: impl Dsl) -> Usually<()> {
+        self.views.write().unwrap().insert(id, dsl.src()?.unwrap_or_default().into());
+        Ok(())
+    }
+    pub fn load_bind (&mut self, id: Arc<str>, dsl: impl Dsl) -> Usually<()> {
+        let mut map = EventMap::new();
+        dsl.each(|item|if item.expr().head() == Ok(Some("see")) {
+            // TODO
+            Ok(())
+        } else if let Ok(Some(word)) = item.expr().head().word() {
+            if let Some(key) = TuiEvent::from_dsl(item.expr()?.head()?)? {
+                map.add(key, Binding {
+                    commands:    [item.expr()?.tail()?.unwrap_or_default().into()].into(),
+                    condition:   None,
+                    description: None,
+                    source:      None
+                });
+                Ok(())
+            } else if Some(":char") == item.expr()?.head()? {
+                // TODO
+                return Ok(())
+            } else {
+                return Err(format!("Config::load_bind: invalid key: {:?}", item.expr()?.head()?).into())
+            }
+        } else {
+            return Err(format!("Config::load_bind: unexpected: {item:?}").into())
+        })?;
+        self.binds.write().unwrap().insert(id, map);
+        Ok(())
+    }
+    pub fn load_mode (&mut self, id: Arc<str>, dsl: impl Dsl) -> Usually<()> {
+        let mut mode = Mode::default();
+        dsl.each(|item|Self::load_mode_one(&mut mode, item))?;
+        self.modes.write().unwrap().insert(id.into(), Arc::new(mode));
+        Ok(())
+    }
+    pub fn load_mode_one (mode: &mut Mode<Arc<str>>, item: impl Dsl) -> Usually<()> {
+        Ok(if let Ok(Some(key)) = item.expr().head() {
+            match key {
+                "name" => mode.name.push(item.expr()?.tail()?.map(|x|x.trim()).unwrap_or("").into()),
+                "info" => mode.info.push(item.expr()?.tail()?.map(|x|x.trim()).unwrap_or("").into()),
+                "keys" => {
+                    item.expr()?.tail()?.each(|item|{mode.keys.push(item.trim().into()); Ok(())})?;
+                },
+                "mode" => if let Some(id) = item.expr()?.tail()?.head()? {
+                    let mut submode = Mode::default();
+                    Self::load_mode_one(&mut submode, item.expr()?.tail()?.tail()?)?;
+                    mode.modes.insert(id.into(), submode);
+                } else {
+                    return Err(format!("load_mode_one: incomplete: {item:?}").into());
+                },
+                _ => mode.view.push(item.expr()?.unwrap().into()),
+            }
+        } else if let Ok(Some(word)) = item.word() {
+            mode.view.push(word.into());
+        } else {
+            return Err(format!("load_mode_one: unexpected: {item:?}").into());
+        })
+    }
+}
+
+/// Default is always empty map regardless if `E` and `C` implement [Default].
+impl<E, C> Default for EventMap<E, C> {
+    fn default () -> Self { Self(Default::default()) }
+}
+
+impl<E: Clone + Ord, C> EventMap<E, C> {
+    /// Create a new event map
+    pub fn new () -> Self {
+        Default::default()
+    }
+    /// Add a binding to an owned event map.
+    pub fn def (mut self, event: E, binding: Binding<C>) -> Self {
+        self.add(event, binding);
+        self
+    }
+    /// Add a binding to an event map.
+    pub fn add (&mut self, event: E, binding: Binding<C>) -> &mut Self {
+        if !self.0.contains_key(&event) {
+            self.0.insert(event.clone(), Default::default());
+        }
+        self.0.get_mut(&event).unwrap().push(binding);
+        self
+    }
+    /// Return the binding(s) that correspond to an event.
+    pub fn query (&self, event: &E) -> Option<&[Binding<C>]> {
+        self.0.get(event).map(|x|x.as_slice())
+    }
+    /// Return the first binding that corresponds to an event, considering conditions.
+    pub fn dispatch (&self, event: &E) -> Option<&Binding<C>> {
+        self.query(event)
+            .map(|bb|bb.iter().filter(|b|b.condition.as_ref().map(|c|(c.0)()).unwrap_or(true)).next())
+            .flatten()
+    }
+}
+
+impl<C> Binding<C> {
+    pub fn from_dsl (dsl: impl Dsl) -> Usually<Self> {
+        let command:     Option<C>            = None;
+        let condition:   Option<Condition>    = None;
+        let description: Option<Arc<str>>     = None;
+        let source:      Option<Arc<PathBuf>> = None;
+        if let Some(command) = command {
+            Ok(Self { commands: [command].into(), condition, description, source })
+        } else {
+            Err(format!("no command in {dsl:?}").into())
+        }
+    }
+}
+
+impl_debug!(Condition |self, w| { write!(w, "*") });

deps/tengri

@@ -1 +1 @@
-Subproject commit 2557a0d253dfe45eab001dcc08ebc66c2c6715d3
+Subproject commit e3e3c163da02165e77a259eb715749b7f0097498

tek.edn

@@ -1,12 +1,16 @@
 (mode :menu (keys :x :y :confirm) :menu)
 (keys :x (@left x/dec) (@right x/inc))
 (keys :y (@up y/dec) (@down y/inc))
-(keys :confirm (@enter  confirm))
-(view :menu (bg :color/bg (bsp/s :ports/out (bsp/n :ports/in (bsp/e :sessions :templates)))))
-(view :ports/out (fill/x (fixed/y 3 (bsp/a (fill/x (align/w "L AUDIO OUT")
-  (bsp/a "MIDI OUT" (fill/x (align/e "AUDIO OUT R"))))))))
-(view :ports/in (fill/x (fixed/y 3 (bsp/a (fill/x (align/w "L AUDIO IN ")
-  (bsp/a "MIDI IN " (fill/x (align/e "AUDIO IN  R"))))))))
+(keys :confirm (@enter confirm))
+(view :menu (bg (g 40) (bsp/s :ports/out (bsp/n :ports/in
+  (bg (g 30) (fill/xy (align/c (bg (g 40) (bsp/s
+    (text CONTINUE-SESSION)
+    (bsp/s (text LOAD-OTHER-SESSION)
+           (text BEGIN-NEW-SESSION)))))))))))
+(view :ports/out (fill/x (fixed/y 3 (bsp/a (fill/x (align/w (text L-AUDIO-OUT)))
+  (bsp/a (text MIDI-OUT) (fill/x (align/e (text AUDIO-OUT R))))))))
+(view :ports/in (fill/x (fixed/y 3 (bsp/a (fill/x (align/w (text L-AUDIO-IN)))
+  (bsp/a (text MIDI-IN) (fill/x (align/e (text AUDIO-IN-R))))))))
 (view :browse (bsp/s (padding/xy 3 1 :browse-title) (enclose (fg (g 96)) browser)))
 
 (keys :help      (@f1     dialog :help))