--- a/cagou/plugins/plugin_wid_file_sharing.py	Wed May 23 21:22:29 2018 +0200
+++ b/cagou/plugins/plugin_wid_file_sharing.py	Wed May 23 21:25:08 2018 +0200
@@ -27,6 +27,7 @@
 from sat_frontends.tools import jid
 from cagou.core.constants import Const as C
 from cagou.core import cagou_widget
+from cagou.core.utils import FilterBehavior
 from cagou import G
 from kivy import properties
 from kivy.uix.label import Label
@@ -35,7 +36,6 @@
 from kivy.garden import modernmenu
 from kivy.clock import Clock
 from kivy.metrics import dp
-from kivy.animation import Animation
 from functools import partial
 import os.path
 import json
@@ -207,7 +207,7 @@
     pass
 
 
-class FileSharing(quick_widgets.QuickWidget, cagou_widget.CagouWidget):
+class FileSharing(quick_widgets.QuickWidget, cagou_widget.CagouWidget, FilterBehavior):
     SINGLE=False
     float_layout = properties.ObjectProperty()
     layout = properties.ObjectProperty()
@@ -219,13 +219,9 @@
     signals_registered = False
 
     def __init__(self, host, target, profiles):
-        self._filter_last = u''
-        self._filter_anim = Animation(width = 0,
-                                      height = 0,
-                                      opacity = 0,
-                                      d = 0.5)
         quick_widgets.QuickWidget.__init__(self, host, target, profiles)
         cagou_widget.CagouWidget.__init__(self)
+        FilterBehavior.__init__(self)
         self.mode_btn = ModeBtn(self)
         self.mode_btn.bind(on_release=self.change_mode)
         self.headerInputAddExtra(self.mode_btn)
@@ -274,27 +270,18 @@
         if u'/' in self.header_input.text or self.header_input.text == u'~':
             self.current_dir = os.path.expanduser(self.header_input.text)
 
-    def onHeaderInputComplete(self, wid, text):
+    def onHeaderInputComplete(self, wid, text, **kwargs):
         """we filter items when text is entered in input box"""
-        text = text.strip().lower()
         if u'/' in text:
             return
-        filtering = len(text)>len(self._filter_last)
-        self._filter_last = text
-        for child in self.layout.children:
-            if not isinstance(child, ItemWidget):
-                continue
-            if child.name == u'..':
-                continue
-            if text in child.name.lower():
-                self._filter_anim.cancel(child)
-                child.width = child.base_width
-                child.height = child.minimum_height
-                child.opacity = 1
-            elif (filtering
-                  and child.opacity > 0
-                  and not self._filter_anim.have_properties_to_animate(child)):
-                self._filter_anim.start(child)
+        self.do_filter(self.layout.children,
+                       text,
+                       lambda c: c.name,
+                       width_cb=lambda c: c.base_width,
+                       height_cb=lambda c: c.minimum_height,
+                       continue_tests=[lambda c: not isinstance(c, ItemWidget),
+                                       lambda c: c.name == u'..'])
+
 
     ## remote sharing callback ##