only show cover art in playbar if view isnt play queue

src/ui/playbar.blp

@@ -10,6 +10,15 @@ template $UiPlaybar: Box {
 
     [start]
     Box {
+      Picture {
+        visible: bind template.show_cover_art;
+        valign: center;
+        halign: center;
+        paintable: bind template.playing_cover_art;
+      }
+
+      Box {
+        margin-start: 6;
         orientation: vertical;
         valign: center;
 
@@ -35,6 +44,7 @@ template $UiPlaybar: Box {
           ellipsize: end;
         }
       }
+    }
 
     [center]
     Box {

src/ui/playbar.vala

@@ -1,7 +1,10 @@
 [GtkTemplate (ui = "/eu/callcc/audrey/ui/playbar.ui")]
 class Ui.Playbar : Gtk.Box {
     public Subsonic.Song? song { get; set; }
+    public Gdk.Paintable? playing_cover_art { get; set; }
     public Playbin playbin { get; set; }
+    public bool show_cover_art { get; set; default = true; }
+
     public int volume {
         get { return playbin == null ? 100 : playbin.volume; }
         set { playbin.volume = value; }

src/ui/window.blp

@@ -36,8 +36,23 @@ template $UiWindow: Adw.ApplicationWindow {
 
       content: Adw.ViewStack stack {
         Adw.ViewStackPage {
-          title: _("Play queue");
+          icon-name: "audio-input-microphone";
+          title: _("Artists");
+
+          child: Box {};
+        }
+
+        Adw.ViewStackPage {
+          icon-name: "media-optical-cd";
+          title: _("Albums");
+
+          child: Box {};
+        }
+
+        Adw.ViewStackPage {
           icon-name: "media-playback-start";
+          title: _("Play queue");
+          name: "play-queue";
 
           child: Box {
             name: "play-queue-page";
@@ -79,6 +94,8 @@ template $UiWindow: Adw.ApplicationWindow {
     $UiPlaybar playbar {
       song: bind template.song;
       playbin: bind template.playbin;
+      playing_cover_art: bind template.playing_cover_art;
+      show_cover_art: bind $show_playbar_cover_art (stack.visible-child-name) as <bool>;
     }
   };
 }

src/ui/window.vala

@@ -111,4 +111,8 @@ class Ui.Window : Adw.ApplicationWindow {
             this.playbin.select_track (0);
         });
     }
+
+    [GtkCallback] private bool show_playbar_cover_art (string? stack_child) {
+        return stack_child != "play-queue";
+    }
 }