wip: p.53, e=118, fixed focus trait loop

crates/tek_tui/src/tui_control.rs

@@ -0,0 +1,53 @@
+use crate::*;
+
+pub trait TransportControl {
+    fn quant (&self) -> &Quantize;
+    fn bpm (&self) -> &BeatsPerMinute;
+    fn next_quant (&self) -> f64 {
+        next_note_length(self.quant().get() as usize) as f64
+    }
+    fn prev_quant (&self) -> f64 {
+        prev_note_length(self.quant().get() as usize) as f64
+    }
+    fn sync (&self) -> &LaunchSync;
+    fn next_sync (&self) -> f64 {
+        next_note_length(self.sync().get() as usize) as f64
+    }
+    fn prev_sync (&self) -> f64 {
+        prev_note_length(self.sync().get() as usize) as f64
+    }
+}
+
+impl TransportControl for TransportTui {
+    fn bpm (&self) -> &BeatsPerMinute {
+        self.bpm()
+    }
+    fn quant (&self) -> &Quantize {
+        self.quant()
+    }
+    fn sync (&self) -> &LaunchSync {
+        self.sync()
+    }
+}
+
+impl TransportControl for SequencerTui {
+    fn bpm (&self) -> &BeatsPerMinute {
+        self.bpm()
+    }
+    fn quant (&self) -> &Quantize {
+        self.quant()
+    }
+    fn sync (&self) -> &LaunchSync {
+        self.sync()
+    }
+}
+
+pub trait ArrangerControl {
+    fn selected (&self) -> ArrangerSelection;
+}
+
+impl ArrangerControl for ArrangerTui {
+    fn selected (&self) -> ArrangerSelection {
+        self.selected
+    }
+}