feat: run stub tek_chain

crates/tek_chain/src/chain.rs

@@ -10,6 +10,15 @@ pub struct Chain {
     pub device:  usize,
 }
 
+handle!(Chain |self, event| handle_keymap(self, event, KEYMAP_CHAIN));
+
+render!(Chain |self, buf, area| ChainView {
+    chain:     Some(&self),
+    direction: tek_core::Direction::Right,
+    focused:   true,
+    entered:   true,
+}.render(buf, area));
+
 impl Chain {
     pub fn new (name: &str) -> Usually<Self> {
         Ok(Self {
@@ -36,7 +45,7 @@ impl Chain {
         //}
         //Ok(())
     //}
-    //pub fn connect_last_device (&self, app: &App) -> Usually<()> {
+    //pub fn connect_last_device (&self, app: &Chain) -> Usually<()> {
         //Ok(match self.devices.get(self.devices.len().saturating_sub(1)) {
             //Some(device) => {
                 //app.audio_out(0).map(|left|device.connect_audio_out(0, &left)).transpose()?;
@@ -48,3 +57,30 @@ impl Chain {
     //}
 }
 
+/// Key bindings for chain section.
+pub const KEYMAP_CHAIN: &'static [KeyBinding<Chain>] = keymap!(Chain {
+    [Up,    NONE, "chain_cursor_up",   "move cursor up", |_: &mut Chain| {
+        Ok(true)
+    }],
+    [Down,  NONE, "chain_cursor_down", "move cursor down", |_: &mut Chain| {
+        Ok(true)
+    }],
+    [Left,  NONE, "chain_cursor_left", "move cursor left", |app: &mut Chain| {
+        //if let Some(track) = app.arranger.track_mut() {
+            //track.device = track.device.saturating_sub(1);
+            //return Ok(true)
+        //}
+        Ok(false)
+    }],
+    [Right, NONE, "chain_cursor_right", "move cursor right", |app: &mut Chain| {
+        //if let Some(track) = app.arranger.track_mut() {
+            //track.device = (track.device + 1).min(track.devices.len().saturating_sub(1));
+            //return Ok(true)
+        //}
+        Ok(false)
+    }],
+    [Char('`'), NONE, "chain_mode_switch", "switch the display mode", |app: &mut Chain| {
+        //app.chain_mode = !app.chain_mode;
+        Ok(true)
+    }],
+});

crates/tek_chain/src/chain_view.rs

@@ -27,7 +27,7 @@ impl<'a> Render for ChainView<'a> {
                     Style::default().dim()
                 })
                 .render_areas(buf, area)?;
-            if self.focused && self.entered {
+            if self.focused && self.entered && areas.len() > 0 {
                 Corners(Style::default().green().not_dim()).draw(buf, areas[0])?;
             }
             Ok(area)

crates/tek_chain/src/lib.rs

@@ -2,7 +2,4 @@ pub(crate) use tek_core::*;
 pub(crate) use tek_core::ratatui::prelude::*;
 pub(crate) use tek_jack::*;
 pub(crate) use std::sync::RwLockWriteGuard;
-submod! {
-    chain
-    chain_view
-}
+submod! { chain chain_view }

crates/tek_chain/src/main.rs

@@ -0,0 +1,9 @@
+pub(crate) use tek_core::*;
+pub(crate) use tek_core::ratatui::prelude::*;
+pub(crate) use tek_jack::*;
+pub(crate) use std::sync::RwLockWriteGuard;
+submod! { chain chain_view }
+pub fn main () -> Usually<()> {
+    tek_core::run(Arc::new(RwLock::new(crate::Chain::new("todo")?)))?;
+    Ok(())
+}