fix help when no help available

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

diff --git a/lib/python/Components/HelpMenuList.py b/lib/python/Components/HelpMenuList.py
index c8ff3795ffedae7fa86ebdd21566010e0d5fa31f..48802f7bf91892b4e4d69f315f424ab129c66a39 100644 (file)
--- a/lib/python/Components/HelpMenuList.py
+++ b/lib/python/Components/HelpMenuList.py
@@ -39,26 +39,24 @@ class HelpMenuList(GUIComponent):
        
        def ok(self):
                # a list entry has a "private" tuple as first entry...
        
        def ok(self):
                # a list entry has a "private" tuple as first entry...

-               l = self.l.getCurrentSelection()[0]
-               
+               l = self.getCurrent()
+               if l is None:
+                       return

                # ...containing (Actionmap, Context, Action, keydata).
                # we returns this tuple to the callback.
                self.callback(l[0], l[1], l[2])
        
        def getCurrent(self):
                # ...containing (Actionmap, Context, Action, keydata).
                # we returns this tuple to the callback.
                self.callback(l[0], l[1], l[2])
        
        def getCurrent(self):

-               return self.l.getCurrentSelection()[0]
+               sel = self.l.getCurrentSelection()
+               return sel and sel[0]

 
 

-       def GUIcreate(self, parent):
-               self.instance = eListbox(parent)
-               self.instance.setContent(self.l)
-               self.instance.setItemHeight(42)
-               self.instance.selectionChanged.get().append(self.selectionChanged)
-               
-       def GUIdelete(self):
-               self.instance.setContent(None)
-               self.instance.selectionChanged.get().remove(self.selectionChanged)
-               self.instance = None
+       GUI_WIDGET = eListbox

 
 

+       def postWidgetCreate(self, instance):
+               instance.setContent(self.l)
+               instance.setItemHeight(42)
+               instance.selectionChanged.get().append(self.selectionChanged)
+               

        def selectionChanged(self):
                for x in self.onSelChanged:
                        x()
        def selectionChanged(self):
                for x in self.onSelChanged:
                        x()