From d49a16e094d6d4bde0d1dc1ec42876c156b9c55a Mon Sep 17 00:00:00 2001
From: Googler <noreply@google.com>
Date: Tue, 17 Jan 2023 14:42:18 +0000
Subject: [PATCH] Disables play/pause button when there's nothing to play

PiperOrigin-RevId: 502571320
---
 .../main/java/androidx/media3/ui/PlayerControlView.java    | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/libraries/ui/src/main/java/androidx/media3/ui/PlayerControlView.java b/libraries/ui/src/main/java/androidx/media3/ui/PlayerControlView.java
index 461dbd2dd0..f5aa0dca5d 100644
--- a/libraries/ui/src/main/java/androidx/media3/ui/PlayerControlView.java
+++ b/libraries/ui/src/main/java/androidx/media3/ui/PlayerControlView.java
@@ -980,6 +980,9 @@ public class PlayerControlView extends FrameLayout {
       ((ImageView) playPauseButton)
           .setImageDrawable(getDrawable(getContext(), resources, drawableRes));
       playPauseButton.setContentDescription(resources.getString(stringRes));
+
+      boolean enablePlayPause = shouldEnablePlayPauseButton();
+      updateButton(enablePlayPause, playPauseButton);
     }
   }
 
@@ -1497,6 +1500,10 @@ public class PlayerControlView extends FrameLayout {
     }
   }
 
+  private boolean shouldEnablePlayPauseButton() {
+    return player != null && !player.getCurrentTimeline().isEmpty();
+  }
+
   private boolean shouldShowPauseButton() {
     return player != null
         && player.getPlaybackState() != Player.STATE_ENDED