lib/python/Components/MenuList.py

   1 from HTMLComponent import HTMLComponent
   2 from GUIComponent import GUIComponent
   3
   4 from enigma import eListboxPythonStringContent, eListbox
   5
   6 class MenuList(HTMLComponent, GUIComponent):
   7         def __init__(self, list, enableWrapAround=False):
   8                 GUIComponent.__init__(self)
   9                 self.list = list
  10                 self.l = eListboxPythonStringContent()
  11                 self.l.setList(self.list)
  12                 self.onSelectionChanged = [ ]
  13                 self.enableWrapAround = enableWrapAround
  14
  15         def getCurrent(self):
  16                 return self.l.getCurrentSelection()
  17
  18         GUI_WIDGET = eListbox
  19
  20         def postWidgetCreate(self, instance):
  21                 instance.setContent(self.l)
  22                 instance.selectionChanged.get().append(self.selectionChanged)
  23                 if self.enableWrapAround:
  24                         self.instance.setWrapAround(True)
  25
  26         def preWidgetRemove(self, instance):
  27                 instance.setContent(None)
  28                 instance.selectionChanged.get().remove(self.selectionChanged)
  29
  30         def selectionChanged(self):
  31                 for f in self.onSelectionChanged:
  32                         f()
  33
  34         def getSelectedIndex(self):
  35                 return self.l.getCurrentSelectionIndex()
  36
  37         def setList(self, list):
  38                 self.list = list
  39                 self.l.setList(self.list)
  40
  41         def moveToIndex(self, idx):
  42                 if self.instance is not None:
  43                         self.instance.moveSelectionTo(idx)
  44
  45         def pageUp(self):
  46                 if self.instance is not None:
  47                         self.instance.moveSelection(self.instance.pageUp)
  48
  49         def pageDown(self):
  50                 if self.instance is not None:
  51                         self.instance.moveSelection(self.instance.pageDown)
  52
  53         def up(self):
  54                 if self.instance is not None:
  55                         self.instance.moveSelection(self.instance.moveUp)
  56
  57         def down(self):
  58                 if self.instance is not None:
  59                         self.instance.moveSelection(self.instance.moveDown)
  60
  61         def selectionEnabled(self, enabled):
  62                 if self.instance is not None:
  63                         self.instance.setSelectionEnable(enabled)