driver, queue: return track handle when adding an Input to the queue (#116)

src/driver/mod.rs

@@ -281,10 +281,11 @@ impl Driver {
     /// Requires the `"builtin-queue"` feature.
     ///
     /// [`Input`]: crate::input::Input
-    pub fn enqueue_source(&mut self, source: Input) {
-        let (mut track, _) = tracks::create_player(source);
-        self.queue.add_raw(&mut track);
-        self.play(track);
+    pub fn enqueue_source(&mut self, source: Input) -> TrackHandle {
+        let (track, handle) = tracks::create_player(source);
+        self.enqueue(track);
+
+        handle
     }
 
     /// Adds an existing [`Track`] to this driver's built-in queue.

src/tracks/queue.rs

@@ -165,9 +165,11 @@ impl TrackQueue {
     }
 
     /// Adds an audio source to the queue, to be played in the channel managed by `handler`.
-    pub fn add_source(&self, source: Input, handler: &mut Driver) {
-        let (audio, _) = tracks::create_player(source);
-        self.add(audio, handler);
+    pub fn add_source(&self, source: Input, handler: &mut Driver) -> TrackHandle {
+        let (track, handle) = tracks::create_player(source);
+        self.add(track, handler);
+
+        handle
     }
 
     /// Adds a [`Track`] object to the queue, to be played in the channel managed by `handler`.