remove track from playlist

src/playbin.vala

@@ -63,6 +63,15 @@ public class Playbin : GLib.Object {
                 (position+i).to_string (),
             }) >= 0);
         }
+
+        if (this.play_queue_position == position && removed > 0) {
+            if (this.play_queue_position < this.play_queue.get_n_items ()) {
+                // edge case: new track plays, playlist-pos doesn't change, so now_playing never n gets triggered
+                this.now_playing (
+                    (Subsonic.Song) this.play_queue.get_item (this.play_queue_position),
+                    (Subsonic.Song?) this.play_queue.get_item (this.play_queue_position+1));
+            }
+        }
     }
 
     public Playbin () {

src/ui/play_queue.blp

@@ -27,6 +27,7 @@ template $UiPlayQueue: Adw.NavigationPage {
         factory: SignalListItemFactory {
           setup => $on_song_list_setup ();
           bind => $on_song_list_bind ();
+          unbind => $on_song_list_unbind ();
         };
       }
     }

src/ui/play_queue.vala

@@ -19,6 +19,16 @@ class Ui.PlayQueueSong : Gtk.ListBoxRow {
     private Playbin playbin;
     public PlayQueueSong (Playbin playbin) {
         this.playbin = playbin;
+
+        var action_group = new SimpleActionGroup ();
+
+        var remove = new SimpleAction ("remove", null);
+        remove.activate.connect (() => {
+            this.playbin.play_queue.remove (this.displayed_position-1);
+        });
+        action_group.add_action (remove);
+
+        this.insert_action_group ("song", action_group);
     }
 
     private ulong connection;
@@ -95,6 +105,13 @@ public class Ui.PlayQueue : Adw.NavigationPage {
         child.bind (item.position, item.item as Subsonic.Song);
     }
 
+    [GtkCallback] private void on_song_list_unbind (Gtk.SignalListItemFactory factory, Object object) {
+        var item = object as Gtk.ListItem;
+        var child = item.child as PlayQueueSong;
+
+        child.unbind ();
+    }
+
     [GtkCallback] private void on_row_activated (uint position) {
         playbin.select_track (position);
     }

src/ui/play_queue_song.blp

@@ -112,6 +112,10 @@ template $UiPlayQueueSong: ListBoxRow {
       focusable: true;
       icon-name: "view-more";
       styles [ "flat" ]
+
+      popover: PopoverMenu {
+        menu-model: song-menu;
+      };
     }
   }
 
@@ -135,3 +139,7 @@ SizeGroup {
   mode: horizontal;
   widgets [title_box, artist_box, album_duration_box]
 }
+
+menu song-menu {
+  item ("Remove", "song.remove")
+}

src/ui/window.vala

@@ -83,6 +83,7 @@ class Ui.Window : Adw.ApplicationWindow {
 
             this.playbin.stopped.connect (() => {
                 this.playing_cover_art = Gdk.Paintable.empty (1, 1);
+                this.song = null;
             });
 
             this.shuffle_all_tracks.sensitive = true;