1 files changed, 7 insertions, 0 deletions
diff --git a/include/cru/ui/render/ScrollBar.hpp b/include/cru/ui/render/ScrollBar.hpp
index fc2910c4..7cfd2576 100644
--- a/include/cru/ui/render/ScrollBar.hpp
+++ b/include/cru/ui/render/ScrollBar.hpp
@@ -94,6 +94,11 @@ class ScrollBar : public Object {
   void SetCursor();
   void RestoreCursor();
 
+  void BeginAutoCollapseTimer();
+  void StopAutoCollapseTimer();
+
+  void OnMouseLeave();
+
  protected:
   gsl::not_null<ScrollRenderObject*> render_object_;
 
@@ -118,6 +123,8 @@ class ScrollBar : public Object {
   Event<Scroll> scroll_attempt_event_;
 
   std::optional<std::shared_ptr<platform::gui::ICursor>> old_cursor_;
+
+  platform::gui::TimerAutoCanceler auto_collapse_timer_canceler_;
 };
 
 class HorizontalScrollBar : public ScrollBar {