diff --git a/internal_filesystem/apps/com.micropythonos.imageview/assets/imageview.py b/internal_filesystem/apps/com.micropythonos.imageview/assets/imageview.py
index bc368145..9a2cbd3e 100644
--- a/internal_filesystem/apps/com.micropythonos.imageview/assets/imageview.py
+++ b/internal_filesystem/apps/com.micropythonos.imageview/assets/imageview.py
@@ -1,7 +1,7 @@
 import gc
 import os
 
-from mpos import Activity, smooth_show, smooth_hide, DisplayMetrics
+from mpos import Activity, WidgetAnimator, DisplayMetrics
 
 class ImageView(Activity):
 
@@ -102,9 +102,9 @@ class ImageView(Activity):
 
     def no_image_mode(self):
         self.label.set_text(f"No images found in {self.imagedir}...")
-        smooth_hide(self.prev_button)
-        smooth_hide(self.delete_button)
-        smooth_hide(self.next_button)
+        WidgetAnimator.smooth_hide(self.prev_button)
+        WidgetAnimator.smooth_hide(self.delete_button)
+        WidgetAnimator.smooth_hide(self.next_button)
 
     def show_prev_image(self, event=None):
         print("showing previous image...")
@@ -131,21 +131,21 @@ class ImageView(Activity):
 
     def stop_fullscreen(self):
         print("stopping fullscreen")
-        smooth_show(self.label)
-        smooth_show(self.prev_button)
-        smooth_show(self.delete_button)
-        #smooth_show(self.play_button)
+        WidgetAnimator.smooth_show(self.label)
+        WidgetAnimator.smooth_show(self.prev_button)
+        WidgetAnimator.smooth_show(self.delete_button)
+        #WidgetAnimator.smooth_show(self.play_button)
         self.play_button.add_flag(lv.obj.FLAG.HIDDEN) # make it not accepting focus
-        smooth_show(self.next_button)
+        WidgetAnimator.smooth_show(self.next_button)
 
     def start_fullscreen(self):
         print("starting fullscreen")
-        smooth_hide(self.label)
-        smooth_hide(self.prev_button, hide=False)
-        smooth_hide(self.delete_button, hide=False)
-        #smooth_hide(self.play_button, hide=False)
+        WidgetAnimator.smooth_hide(self.label)
+        WidgetAnimator.smooth_hide(self.prev_button, hide=False)
+        WidgetAnimator.smooth_hide(self.delete_button, hide=False)
+        #WidgetAnimator.smooth_hide(self.play_button, hide=False)
         self.play_button.remove_flag(lv.obj.FLAG.HIDDEN) # make it accepting focus
-        smooth_hide(self.next_button, hide=False)
+        WidgetAnimator.smooth_hide(self.next_button, hide=False)
         self.unfocus() # focus on the invisible center button, not previous or next
 
     def show_prev_image_if_fullscreen(self, event=None):