сделал ползунок для бумбокса

Content.Client/BoomBox/UI/BoomBoxBoundUi.cs

@@ -26,6 +26,12 @@ protected override void Open()
         _window.PlusVolButtonPressed += OnPlusVolButtonPressed;
         _window.StartButtonPressed += OnStartButtonPressed;
         _window.StopButtonPressed += OnStopButtonPressed;
+        _window.PlaybackSliderChanged += OnPlaybackSliderChanged;
+    }
+
+    private void OnPlaybackSliderChanged(float newPosition)
+    {
+        SendMessage(new BoomBoxSetTimeMessage(newPosition)); // Отправка сообщения при изменении ползунка
     }
 
     private void OnMinusVolButtonPressed()
@@ -64,4 +70,4 @@ protected override void Dispose(bool disposing)
         if (disposing)
             _window?.Dispose();
     }
-}
+}

Content.Client/BoomBox/UI/BoomBoxWindow.xaml

@@ -1,7 +1,7 @@
 <DefaultWindow xmlns="https://spacestation14.io"
                Title="{Loc 'boombox-ui-window'}"
-               MinSize="256 80"
-               SetSize="256 80">
+               MinSize="256 130"
+               SetSize="256 130">чё
     <BoxContainer Orientation="Vertical" VerticalExpand="True">
         <BoxContainer Orientation="Horizontal" HorizontalExpand="True">
             <Button Name="MinusVolButton"
@@ -22,4 +22,7 @@
                     Disabled="True" />
         </BoxContainer>
     </BoxContainer>
-</DefaultWindow>
+    <BoxContainer Orientation="Vertical">
+        <Slider Name="PlaybackSlider" HorizontalExpand="True" Margin="60"/>
+    </BoxContainer>
+</DefaultWindow>

Content.Client/BoomBox/UI/BoomBoxWindow.xaml.cs

@@ -13,6 +13,9 @@ public sealed partial class BoomBoxWindow : DefaultWindow
     public event Action? PlusVolButtonPressed;
     public event Action? StartButtonPressed;
     public event Action? StopButtonPressed;
+    public event Action<float>? PlaybackSliderChanged;
+
+    private bool _isSliderDragging = false;
 
     public BoomBoxWindow()
     {
@@ -22,6 +25,7 @@ public BoomBoxWindow()
         PlusVolButton.OnPressed += _ => PlusVolButtonPressed?.Invoke();
         StartButton.OnPressed += _ => StartButtonPressed?.Invoke();
         StopButton.OnPressed += _ => StopButtonPressed?.Invoke();
+        PlaybackSlider.OnValueChanged += args => PlaybackSliderChanged?.Invoke(args.Value);
     }
 
     public void UpdateState(BoomBoxUiState state)
@@ -30,5 +34,6 @@ public void UpdateState(BoomBoxUiState state)
         PlusVolButton.Disabled = !state.CanPlusVol;
         StartButton.Disabled = !state.CanStart;
         StopButton.Disabled = !state.CanStop;
+        PlaybackSlider.SetValueWithoutEvent(state.PlaybackPosition);
     }
-}
+}

Content.Server/BoomBox/BoomBoxComponent.cs

@@ -36,4 +36,5 @@ public sealed partial class BoomBoxComponent : Component
     [DataField("slots")]
     public Dictionary<string, ItemSlot> Slots = new();
 
-}
+    public float PlaybackPosition = 0f;
+}

Content.Server/BoomBox/BoomBoxSystem.cs

@@ -55,8 +55,19 @@ public override void Initialize()
         SubscribeLocalEvent<BoomBoxComponent, BoomBoxMinusVolMessage>(OnMinusVolButtonPressed);
         SubscribeLocalEvent<BoomBoxComponent, BoomBoxStartMessage>(OnStartButtonPressed);
         SubscribeLocalEvent<BoomBoxComponent, BoomBoxStopMessage>(OnStopButtonPressed);
+        SubscribeLocalEvent<BoomBoxComponent, BoomBoxSetTimeMessage>(OnSetTimeMessage);
     }
 
+    private void OnSetTimeMessage(EntityUid uid, BoomBoxComponent component, BoomBoxSetTimeMessage args)
+    {
+        if (component.Stream != null)
+        {
+            _audioSystem.SetPlaybackPosition(component.Stream, args.PlaybackPosition);
+            component.PlaybackPosition = args.PlaybackPosition; // Обновление позиции воспроизведения
+        }
+
+        UpdateUserInterface(uid, component); // Обновление интерфейса
+    }
 
     // This method makes it possible to insert cassettes into the boombox
     private void OnComponentInit(EntityUid uid, BoomBoxComponent component, ComponentInit args)
@@ -141,8 +152,6 @@ private void OnToggleInterface(EntityUid uid, BoomBoxComponent component, AfterA
         UpdateUserInterface(uid, component);
     }
 
-    // ----------------------------------------------------------------------------------------------------------------
-
     private void UpdateUserInterface(EntityUid uid, BoomBoxComponent? component = null)
     {
         if (!Resolve(uid, ref component))
@@ -178,8 +187,7 @@ private void UpdateUserInterface(EntityUid uid, BoomBoxComponent? component = nu
             canStop = false;
         }
 
-
-        var state = new BoomBoxUiState(canPlusVol, canMinusVol, canStop, canStart);
+        var state = new BoomBoxUiState(canPlusVol, canMinusVol, canStop, canStart, component.PlaybackPosition);
         _userInterface.SetUiState(uid, BoomBoxUiKey.Key, state);
     }
 

Content.Shared/BoomBox/SharedBoomBox.cs

@@ -15,17 +15,31 @@ public sealed class BoomBoxUiState : BoundUserInterfaceState
     public bool CanMinusVol { get; }
     public bool CanStop { get; }
     public bool CanStart { get; }
+    public float PlaybackPosition { get; }
 
     public BoomBoxUiState(
         bool canPlusVol,
         bool canMinusVol,
         bool canStop,
-        bool canStart)
+        bool canStart,
+        float playbackPosition)
     {
         CanPlusVol = canPlusVol;
         CanMinusVol = canMinusVol;
         CanStop = canStop;
         CanStart = canStart;
+        PlaybackPosition = playbackPosition;
+    }
+}
+
+[Serializable, NetSerializable]
+public sealed class BoomBoxSetTimeMessage : BoundUserInterfaceMessage
+{
+    public float PlaybackPosition { get; }
+
+    public BoomBoxSetTimeMessage(float playbackPosition)
+    {
+        PlaybackPosition = playbackPosition;
     }
 }
 
@@ -47,4 +61,4 @@ public sealed class BoomBoxStartMessage : BoundUserInterfaceMessage
 [Serializable, NetSerializable]
 public sealed class BoomBoxStopMessage : BoundUserInterfaceMessage
 {
-}
+}