ENH: support AMS switching for A series; clean class AMSSetting

jira: [STUDIO-14068] [STUDIO-14330]
Change-Id: I6281fbf56f3bf406ef28103998790a2a98c3f5c0
(cherry picked from commit 8ee02ec73076691c482ea6d089a49ea1c99ad10c)

src/slic3r/GUI/Widgets/AnimaController.cpp

@@ -75,3 +75,8 @@ void AnimaIcon::Enable()
 {
     if (m_bitmap) { m_bitmap->SetBitmap(m_image_enable); }
 }
+
+bool AnimaIcon::IsRunning() const
+{
+    return m_timer ? m_timer->IsRunning() : false;
+}