cleanup code

[enigma2.git] / lib / python / Screens / Screen.py

diff --git a/lib/python/Screens/Screen.py b/lib/python/Screens/Screen.py
index ed61d9d68bce68e615d4181bc2564a7cfaa156d9..2ba7342fb83480d193303027e221f8201a47fae6 100644 (file)
--- a/lib/python/Screens/Screen.py
+++ b/lib/python/Screens/Screen.py
@@ -1,15 +1,22 @@
-from Components.HTMLSkin import HTMLSkin
+from Tools.Profile import profile
+
+profile("LOAD:GUISkin")
 from Components.GUISkin import GUISkin
+profile("LOAD:Source")
 from Components.Sources.Source import Source
+profile("LOAD:GUIComponent")
 from Components.GUIComponent import GUIComponent
 
-class Screen(dict, HTMLSkin, GUISkin):
+class Screen(dict, GUISkin):
 
        ALLOW_SUSPEND = False
 
-       def __init__(self, session):
+       global_screen = None
+
+       def __init__(self, session, parent = None):
                self.skinName = self.__class__.__name__
                self.session = session
+               self.parent = parent
                GUISkin.__init__(self)
 
                self.onClose = [ ]
@@ -44,7 +51,7 @@ class Screen(dict, HTMLSkin, GUISkin):
                        tmp = self.close_on_next_exec
                        self.close_on_next_exec = None
                        self.execing = True
-                       self.close(tmp)
+                       self.close(*tmp)
                else:
                        single = self.onFirstExecBegin
                        self.onFirstExecBegin = []
@@ -68,10 +75,11 @@ class Screen(dict, HTMLSkin, GUISkin):
                                x()
        
        def execEnd(self):
+               active_components = self.active_components
 #              for (name, val) in self.items():
-               for val in self.active_components:
+               self.active_components = None
+               for val in active_components:
                        val.execEnd()
-               del self.active_components
 #              assert self.session != None, "execEnd on non-execing screen!"
 #              self.session = None
                self.execing = False
@@ -91,18 +99,15 @@ class Screen(dict, HTMLSkin, GUISkin):
                # but currently we destroy the screen afterwards
                # anyway.
                for val in self.renderer:
-                       val.disconnectAll()  # disconnected converter/sources and probably destroy them
-               
+                       val.disconnectAll()  # disconnected converter/sources and probably destroy them. Sources will not be destroyed.
+
                del self.session
                for (name, val) in self.items():
                        val.destroy()
                        del self[name]
-               
-               for val in self.renderer:
-                       val.destroy()
-               
+
                self.renderer = [ ]
-               
+
                # really delete all elements now
                self.__dict__.clear()
        
@@ -140,3 +145,13 @@ 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