wip: refactor pt.35 (16e) even more traits, even fewer structs

crates/tek_tui/src/tui_transport.rs

@@ -4,11 +4,14 @@ use crate::*;
 impl TryFrom<&Arc<RwLock<JackClient>>> for TransportApp<Tui> {
     type Error = Box<dyn std::error::Error>;
     fn try_from (jack: &Arc<RwLock<JackClient>>) -> Usually<Self> {
-        Ok(Self::new(TransportModel {
+        Ok(Self::new(TransportView {
             metronome: false,
             transport: jack.read().unwrap().transport(),
             jack:      jack.clone(),
             clock:     Arc::new(Clock::from(Instant::default()))
+            focused:   false,
+            focus:     TransportViewFocus::PlayPause,
+            size:      Measure::new(),
         }.into(), None, None))
     }
 }
@@ -121,18 +124,6 @@ impl Command<TransportApp<Tui>> for TransportCommand {
     }
 }
 
-impl<E: Engine> From<TransportModel> for TransportView<E> {
-    fn from (model: TransportModel) -> Self {
-        Self {
-            _engine: Default::default(),
-            focused: false,
-            focus:   TransportViewFocus::PlayPause,
-            size:    Measure::new(),
-            model
-        }
-    }
-}
-
 /// Stores and displays time-related info.
 #[derive(Debug)]
 pub struct TransportView<E: Engine> {
@@ -298,3 +289,26 @@ impl FocusGrid for TransportApp<Tui> {
         // TODO
     }
 }
+
+impl HasJack for TransportView {
+    fn jack (&self) -> &Arc<RwLock<JackClient>> {
+        &self.jack
+    }
+}
+
+impl HasClock for TransportView {
+    fn clock (&self) -> &Arc<Clock> {
+        &self.clock
+    }
+}
+
+impl std::fmt::Debug for TransportView {
+    fn fmt (&self, f: &mut std::fmt::Formatter<'_>) -> std::result::Result<(), Error> {
+        f.debug_struct("transport")
+            .field("jack",      &self.jack)
+            .field("transport", &"(JACK transport)")
+            .field("clock",     &self.clock)
+            .field("metronome", &self.metronome)
+            .finish()
+    }
+}