4 files changed, 33 insertions, 3 deletions
diff --git a/lib/python/Components/Clock.py b/lib/python/Components/Clock.py
index e2d9d5f5..982d1c4a 100644
--- a/lib/python/Components/Clock.py
+++ b/lib/python/Components/Clock.py
@@ -20,7 +20,12 @@ class Clock(HTMLComponent, GUIComponent, VariableText):
 		
 		self.clockTimer = eTimer()
 		self.clockTimer.timeout.get().append(self.doClock)
+
+	def onShow(self):		
 		self.clockTimer.start(1000)
+	
+	def onHide(self):
+		self.clockTimer.stop()
 
 # "funktionalitaet"	
 	def doClock(self):
@@ -39,4 +44,3 @@ class Clock(HTMLComponent, GUIComponent, VariableText):
 # ...und als HTML:
 	def produceHTML(self):
 		return self.getText()
-		
diff --git a/lib/python/Components/GUIComponent.py b/lib/python/Components/GUIComponent.py
index 1476ba83..493df681 100644
--- a/lib/python/Components/GUIComponent.py
+++ b/lib/python/Components/GUIComponent.py
@@ -18,6 +18,12 @@ class GUIComponent:
 	def execEnd(self):
 		pass
 	
+	def onShow(self):
+		pass
+
+	def onHide(self):
+		pass
+	
 	# this works only with normal widgets - if you don't have self.instance, override this.
 	def applySkin(self, desktop):
 		if self.state == self.HIDDEN:
diff --git a/lib/python/Components/GUISkin.py b/lib/python/Components/GUISkin.py
index f97dd8bd..3aa9c851 100644
--- a/lib/python/Components/GUISkin.py
+++ b/lib/python/Components/GUISkin.py
@@ -6,7 +6,7 @@ class GUISkin:
 
 	def __init__(self):
 		self.onLayoutFinish = [ ]
-		pass
+		self.summaries = [ ]
 
 	def createGUIScreen(self, parent, desktop):
 		for (name, val) in self.items():
@@ -32,3 +32,19 @@ class GUISkin:
 
 	def close(self):
 		self.deleteGUIScreen()
+
+	def createSummary(self):
+		return None
+
+	def addSummary(self, summary):
+		self.summaries.append(summary)
+
+	def removeSummary(self, summary):
+		self.summaries.remove(summary)
+
+	def setTitle(self, title):
+		self.instance.setTitle(title)
+		self.title = title
+		
+		for x in self.summaries:
+			x.setTitle(title)
diff --git a/lib/python/Components/MenuList.py b/lib/python/Components/MenuList.py
index 03e6be6d..40898095 100644
--- a/lib/python/Components/MenuList.py
+++ b/lib/python/Components/MenuList.py
@@ -9,6 +9,7 @@ class MenuList(HTMLComponent, GUIComponent):
 		self.list = list
 		self.l = eListboxPythonStringContent()
 		self.l.setList(self.list)
+		self.onSelectionChanged = [ ]
 	
 	def getCurrent(self):
 		return self.l.getCurrentSelection()
@@ -16,9 +17,12 @@ class MenuList(HTMLComponent, GUIComponent):
 	def GUIcreate(self, parent):
 		self.instance = eListbox(parent)
 		self.instance.setContent(self.l)
+		self.instance.selectionChanged.get().append(self.selectionChanged)
 	
 	def GUIdelete(self):
 		self.instance.setContent(None)
 		self.instance = None
 
-
+	def selectionChanged(self):
+		for f in self.onSelectionChanged:
+			f()