add concept of 'related screen', which can be used to get shared sources (like clock...

[vuplus_dvbapp] / lib / python / Screens / Screen.py

diff --git a/lib/python/Screens/Screen.py b/lib/python/Screens/Screen.py
index cfcb528..4e3b117 100644 (file)
--- a/lib/python/Screens/Screen.py
+++ b/lib/python/Screens/Screen.py
@@ -1,16 +1,18 @@
-from Components.HTMLSkin import *
-from Components.GUISkin import *
+from Components.HTMLSkin import HTMLSkin
+from Components.GUISkin import GUISkin
 from Components.Sources.Source import Source
-
-import sys
+from Components.GUIComponent import GUIComponent
 
 class Screen(dict, HTMLSkin, GUISkin):
 
        ALLOW_SUSPEND = False
 
-       def __init__(self, session):
+       global_scren = None
+
+       def __init__(self, session, parent = None):
                self.skinName = self.__class__.__name__
                self.session = session
+               self.parent = parent
                GUISkin.__init__(self)
 
                self.onClose = [ ]
@@ -141,3 +143,13 @@ class Screen(dict, HTMLSkin, GUISkin):
 
        def __repr__(self):
                return str(type(self))
+
+       def getRelatedScreen(self, name):
+               if name == "session":
+                       return self.session.screen
+               elif name == "parent":
+                       return self.parent
+               elif name == "global":
+                       return self.global_screen
+               else:
+                       return None