Audio player is an experiment

FAQ.md

@@ -4003,6 +4003,12 @@ a toolbar to perform operations (align text, insert list, indent text, insert bl
 
 The subject of a received message can be edited, also on the email server, via the horizontal three-dots button just above the message text near the left side of the screen.
 
+<br />
+
+*Embedded audio player (1.2052+)*
+
+Allow enabling a minimal audio player as thumbnail for audio files in the display-settings tab page.
+
 <br>
 
 <a name="faq126"></a>

app/src/main/java/eu/faircode/email/FragmentOptionsDisplay.java

@@ -1683,6 +1683,8 @@ public class FragmentOptionsDisplay extends FragmentBase implements SharedPrefer
             swPdfPreview.setEnabled(swThumbnails.isChecked());
             swAudioPreview.setChecked(prefs.getBoolean("audio_preview", false));
             swAudioPreview.setEnabled(swThumbnails.isChecked());
+            swAudioPreview.setVisibility(prefs.getBoolean("experiments", false)
+                    ? View.VISIBLE : View.GONE);
 
             swListCount.setChecked(prefs.getBoolean("list_count", false));
             swBundledFonts.setChecked(prefs.getBoolean("bundled_fonts", true));