fix mpris voluem change notif

src/mpris/player.rs

@@ -3,7 +3,7 @@ use adw::prelude::*;
 use gtk::glib::SendWeakRef;
 use std::collections::HashMap;
 use tracing::{event, Level};
-use zbus::object_server::InterfaceRef;
+use zbus::object_server::{InterfaceRef, SignalEmitter};
 use zbus::zvariant::{ObjectPath, OwnedObjectPath, OwnedValue, Value};
 
 const MICROSECONDS: f64 = 1e6; // in a second
@@ -213,24 +213,6 @@ impl Player {
                 }
             ),
         );
-
-        playbin.connect_notify_future_local(
-            "volume",
-            glib::clone!(
-                #[strong]
-                player_ref,
-                move |_, _| {
-                    let player_ref = player_ref.clone();
-                    async move {
-                        let player = player_ref.get_mut().await;
-                        player
-                            .volume_changed(player_ref.signal_emitter())
-                            .await
-                            .unwrap();
-                    }
-                }
-            ),
-        );
         */
     }
 
@@ -297,6 +279,9 @@ impl Player {
         Err(zbus::fdo::Error::NotSupported("OpenUri".into()))
     }
 
+    #[zbus(signal)]
+    async fn seeked(emitter: &SignalEmitter<'_>, position: i64) -> zbus::Result<()>;
+
     #[zbus(property)]
     fn playback_status(&self) -> String {
         if self.window().idle_active() {

src/ui/window.rs

@@ -413,6 +413,22 @@ mod imp {
 
         fn set_volume(&self, volume: i64) {
             self.mpv.set_property("volume", volume).unwrap();
+
+            let iface_borrowed = self.mpris_player.borrow();
+            let iface_ref = match iface_borrowed.as_ref() {
+                None => return, // zbus not set up yet
+                Some(iface_ref) => iface_ref.clone(),
+            };
+            glib::spawn_future_local(async move {
+                let iface = iface_ref.get().await;
+                match iface.volume_changed(iface_ref.signal_emitter()).await {
+                    Ok(()) => {}
+                    Err(err) => event!(
+                        Level::ERROR,
+                        "could not notify new volume through mpris interface: {err}"
+                    ),
+                }
+            });
         }
 
         fn mute(&self) -> bool {