wip: big flat pt.12, down to 1 error

src/midi/midi_editor.rs

@@ -135,6 +135,14 @@ impl Content<Tui> for Box<dyn PhraseViewMode> {
         Some(&(*self))
     }
 }
+impl Render<Tui> for Box<dyn PhraseViewMode> {
+    fn min_size (&self, to: [u16;2]) -> Perhaps<[u16;2]> {
+        self.content().unwrap().min_size(to)
+    }
+    fn render (&self, to: &mut TuiOutput) -> Usually<()> {
+        self.content().unwrap().render(to)
+    }
+}
 
 impl MidiView<Tui> for MidiEditor {}