Initial support for application specific overrides.

internal/app/event_loop.go

@@ -57,6 +57,11 @@ func run(ctx context.Context, source Source, keyboards Keyboards, voices Speaker
 		return err
 	}
 	defer func() { a.ui.close(); a.ui.testWorkers.Wait() }()
+	defer func() {
+		for _, selected := range a.overrides {
+			selected.adapter.Close()
+		}
+	}()
 	return a.loop(ticks)
 }
 
@@ -111,6 +116,9 @@ func (a *application) loop(ticks <-chan time.Time) error {
 			a.quick.discovery = discovery
 		case result := <-a.speechResults:
 			a.speech_result(result)
+			if len(a.overrides) != 0 || a.overrideCurrent != nil {
+				a.overrideDirty = true
+			}
 		case result := <-spellResults:
 			if err := a.poll_input(false); err != nil {
 				return err
@@ -175,6 +183,12 @@ func (a *application) loop(ticks <-chan time.Time) error {
 				return err
 			}
 		case <-ticks:
+			if a.overrideDirty {
+				a.overrideDirty = false
+				if err := a.read_screen(); err != nil {
+					return err
+				}
+			}
 			if err := a.poll_input(false); err != nil {
 				return err
 			}