fix non working rotor turning pixmap

[enigma2.git] / lib / python / Components / GUIComponent.py

diff --git a/lib/python/Components/GUIComponent.py b/lib/python/Components/GUIComponent.py
index c900796d566fd3a559e82f823cdab9b8fd417041..deb8b34a6356c11c6c30a8851af1627fce44c425 100644 (file)
--- a/lib/python/Components/GUIComponent.py
+++ b/lib/python/Components/GUIComponent.py
@@ -7,6 +7,8 @@ class GUIComponent(object):
        
        def __init__(self):
                self.instance = None
+               self.onVisibilityChange = [ ]
+               self.__visible = 0
                self.visible = 1
                self.skinAttributes = None
        
@@ -50,14 +52,22 @@ class GUIComponent(object):
                self.instance.setZPosition(z)
 
        def show(self):
+               old = self.__visible
                self.__visible = 1
                if self.instance is not None:
                        self.instance.show()
+               if old != self.__visible:
+                       for fnc in self.onVisibilityChange:
+                               fnc(True)
 
        def hide(self):
+               old = self.__visible
                self.__visible = 0
                if self.instance is not None:
                        self.instance.hide()
+               if old != self.__visible:
+                       for fnc in self.onVisibilityChange:
+                               fnc(False)
 
        def getVisible(self):
                return self.__visible