Carry output information on visible command all the way to C

src/animation.rs

@@ -6,12 +6,14 @@
 
 use std::time::Duration;
 
+use crate::outputs::OutputId;
+
 /// The keyboard should hide after this has elapsed to prevent flickering.
 pub const HIDING_TIMEOUT: Duration = Duration::from_millis(200);
 
 /// The outwardly visible state of visibility
 #[derive(PartialEq, Debug, Clone)]
 pub enum Outcome {
-    Visible,
+    Visible(OutputId),
     Hidden,
 }