simplerss/src/RSSList.py

   1 from Components.GUIComponent import GUIComponent
   2 from Components.MultiContent import MultiContentEntryText
   3 from enigma import eListboxPythonMultiContent, eListbox, gFont, RT_HALIGN_LEFT, RT_WRAP
   4
   5 class RSSList(GUIComponent):
   6         """Simple List Component used for RSS-Feeds. Displays first two Elements of a 4-Tupel."""
   7         def __init__(self, entries):
   8                 GUIComponent.__init__(self)
   9                 self.list = entries
  10                 self.l = eListboxPythonMultiContent()
  11                 self.l.setFont(0, gFont("Regular", 22))
  12                 self.l.setFont(1, gFont("Regular", 18))
  13                 self.l.setBuildFunc(self.buildListboxEntry)
  14                 self.l.setList(self.list)
  15
  16                 self.onSelectionChanged = [ ]
  17
  18         def connectSelChanged(self, fnc):
  19                 if not fnc in self.onSelectionChanged:
  20                         self.onSelectionChanged.append(fnc)
  21
  22         def disconnectSelChanged(self, fnc):
  23                 if fnc in self.onSelectionChanged:
  24                         self.onSelectionChanged.remove(fnc)
  25
  26         def selectionChanged(self):
  27                 for x in self.onSelectionChanged:
  28                         try:
  29                                 x()
  30                         except:
  31                                 pass
  32
  33         GUI_WIDGET = eListbox
  34
  35         def postWidgetCreate(self, instance):
  36                 instance.setContent(self.l)
  37                 instance.setItemHeight(100)
  38                 instance.selectionChanged.get().append(self.selectionChanged)
  39
  40         def buildListboxEntry(self, title, link, summary, enclosures):
  41                 res = [ None ]
  42                 width = self.l.getItemSize().width()
  43                 res.append(MultiContentEntryText(pos=(0, 0), size=(width, 75), font=0, flags = RT_HALIGN_LEFT|RT_WRAP, text = title))
  44                 res.append(MultiContentEntryText(pos=(0, 75), size=(width, 20), font=1, flags = RT_HALIGN_LEFT, text = link))
  45                 return res
  46
  47         def getCurrentEntry(self):
  48                 return self.l.getCurrentSelection()
  49
  50         def getCurrentIndex(self):
  51                 return self.instance.getCurrentIndex()
  52
  53         def moveToIndex(self, index):
  54                 self.instance.moveSelectionTo(index)
  55
  56         def moveToEntry(self, entry):
  57                 if entry is None:
  58                         return
  59
  60                 count = 0
  61                 for x in self.list:
  62                         if entry[0] == x[0]:
  63                                 self.instance.moveSelectionTo(count)
  64                                 break
  65                         count += 1
  66
  67         def moveDown(self):
  68                 self.instance.moveSelection(self.instance.moveDown)
  69
  70         def moveUp(self):
  71                 self.instance.moveSelection(self.instance.moveUp)