check if screen has already been built

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

diff --git a/lib/python/Components/MenuList.py b/lib/python/Components/MenuList.py
index 90cd3286e837afa78cba119f7959f2bb34bb8637..dcbe7c1a45ea12ed93236d1ead3bfb152d36d62e 100644 (file)
--- a/lib/python/Components/MenuList.py
+++ b/lib/python/Components/MenuList.py
@@ -4,20 +4,59 @@ from GUIComponent import *
 from enigma import eListboxPythonStringContent, eListbox
 
 class MenuList(HTMLComponent, GUIComponent):
-       def __init__(self, list):
+       def __init__(self, list, enableWrapAround=False):
                GUIComponent.__init__(self)
+               self.list = list
                self.l = eListboxPythonStringContent()
-               self.l.setList(list)
+               self.l.setList(self.list)
+               self.onSelectionChanged = [ ]
+               self.enableWrapAround = enableWrapAround
        
        def getCurrent(self):
                return self.l.getCurrentSelection()
+
+       GUI_WIDGET = eListbox
        
-       def GUIcreate(self, parent, skindata):
-               self.instance = eListbox(parent)
-               self.instance.setContent(self.l)
+       def postWidgetCreate(self, instance):
+               instance.setContent(self.l)
+               instance.selectionChanged.get().append(self.selectionChanged)
+               if self.enableWrapAround:
+                       self.instance.setWrapAround(True)
        
-       def GUIdelete(self):
-               self.instance.setContent(None)
-               self.instance = None
+       def preWidgetRemove(self, instance):
+               instance.setContent(None)
+
+       def selectionChanged(self):
+               for f in self.onSelectionChanged:
+                       f()
+
+       def getSelectedIndex(self):
+               return self.l.getCurrentSelectionIndex()
+
+       def setList(self, list):
+               self.list = list
+               self.l.setList(self.list)
 
+       def moveToIndex(self, idx):
+               if self.instance is not None:
+                       self.instance.moveSelectionTo(idx)
 
+       def pageUp(self):
+               if self.instance is not None:
+                       self.instance.moveSelection(self.instance.pageUp)
+               
+       def pageDown(self):
+               if self.instance is not None:
+                       self.instance.moveSelection(self.instance.pageDown)
+                       
+       def up(self):
+               if self.instance is not None:
+                       self.instance.moveSelection(self.instance.moveUp)
+               
+       def down(self):
+               if self.instance is not None:
+                       self.instance.moveSelection(self.instance.moveDown)
+                       
+       def selectionEnabled(self, enabled):
+               if self.instance is not None:
+                       self.instance.setSelectionEnable(enabled)