From b446fb943e946160ccfd0860ca5eaae9b0fa172b Mon Sep 17 00:00:00 2001
From: Rafostar <40623528+Rafostar@users.noreply.github.com>
Date: Thu, 10 Sep 2020 21:21:35 +0200
Subject: [PATCH] Hide track selection buttons without contents

---
 clapper_src/interface.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/clapper_src/interface.js b/clapper_src/interface.js
index 27bf30b8..e1d75200 100644
--- a/clapper_src/interface.js
+++ b/clapper_src/interface.js
@@ -185,16 +185,23 @@ class ClapperInterface extends Gtk.Grid
         for(let type of ['video', 'audio', 'subtitle']) {
             let currStream = this._player[`get_current_${type}_track`]();
             let activeId = (currStream) ? currStream.get_index() : -1;
+            let buttonBox = this.controls[`${type}TracksButton`].get_parent();
 
             if(currStream && type !== 'subtitle') {
                 let caps = currStream.get_caps();
                 debug(`${type} caps: ${caps.to_string()}`, 'LEVEL_INFO');
             }
+            if(!parsedInfo[`${type}Tracks`].length) {
+                debug(`hiding popover button without contents: ${type}`);
+                buttonBox.hide();
+                continue;
+            }
             this.controls.addRadioButtons(
                 this.controls[`${type}TracksButton`].popoverBox,
                 parsedInfo[`${type}Tracks`],
                 activeId
             );
+            buttonBox.show();
         }
     }