Fix timer thread safety related crash

PixiEditor · Dec 3, 2023 · 0ff7fe0 · 0ff7fe0
1 parent 39b55cc
commit 0ff7fe0
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/src/PixiEditor/Models/Controllers/MouseUpdateController.cs b/src/PixiEditor/Models/Controllers/MouseUpdateController.cs
@@ -21,16 +21,17 @@ public MouseUpdateController(UIElement uiElement, MouseEventHandler onMouseMove)
         element = uiElement;
 
         _timer = new System.Timers.Timer(MouseUpdateIntervalMs);
-        _timer.AutoReset = true;
         _timer.Elapsed += TimerOnElapsed;
 
         element.MouseMove += OnMouseMove;
     }
 
     private void TimerOnElapsed(object sender, ElapsedEventArgs e)
     {
-        _timer.Stop();
-        element.MouseMove += OnMouseMove;
+        Application.Current?.Dispatcher.Invoke(() =>
+        {
+            element.MouseMove += OnMouseMove;
+        });
     }
 
     private void OnMouseMove(object sender, MouseEventArgs e)