simplerss/src/RSSList.py

   1 from Components.MenuList import MenuList
   2 from Components.MultiContent import MultiContentEntryText
   3
   4 from enigma import eListboxPythonMultiContent, gFont, RT_HALIGN_LEFT, \
   5         RT_WRAP
   6
   7 class RSSBaseList(MenuList):
   8         """Base List Component for RSSFeeds."""
   9
  10         def __init__(self, entries, itemheight):
  11                 MenuList.__init__(self, entries, False, content = eListboxPythonMultiContent)
  12
  13                 l = self.l
  14                 l.setFont(0, gFont("Regular", 22))
  15                 l.setFont(1, gFont("Regular", 18))
  16                 l.setItemHeight(itemheight)
  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 moveToEntry(self, identifier):
  27                 pass
  28
  29         def invalidate(self):
  30                 self.l.invalidate()
  31
  32 class RSSFeedList(RSSBaseList):
  33         def __init__(self, entries):
  34                 RSSBaseList.__init__(self, entries, 100)
  35                 self.l.setBuildFunc(self.buildListboxEntry)
  36
  37         def moveToEntry(self, feed):
  38                 if feed is None:
  39                         return
  40
  41                 idx = 0
  42                 for x in self.list:
  43                         if feed.uri == x[0].uri:
  44                                 self.instance.moveSelectionTo(idx)
  45                                 break
  46                         idx += 1
  47
  48         def buildListboxEntry(self, feed):
  49                 width = self.l.getItemSize().width()
  50                 return [
  51                         None,
  52                         MultiContentEntryText(pos=(0, 0), size=(width, 75), font=0, flags = RT_HALIGN_LEFT|RT_WRAP, text = feed.title),
  53                         MultiContentEntryText(pos=(0, 75), size=(width, 20), font=1, flags = RT_HALIGN_LEFT, text = feed.description)
  54                 ]
  55
  56         def getCurrent(self):
  57                 # We know that the list will never be empty...
  58                 return self.l.getCurrentSelection()[0]
  59
  60 class RSSEntryList(RSSBaseList):
  61         def __init__(self, entries):
  62                 RSSBaseList.__init__(self, entries, 50)
  63                 self.l.setBuildFunc(self.buildListboxEntry)
  64
  65         def moveToEntry(self, entry):
  66                 if entry is None:
  67                         return
  68
  69                 idx = 0
  70                 for x in self.list:
  71                         if entry[0] == x[0]:
  72                                 self.instance.moveSelectionTo(idx)
  73                                 break
  74                         idx += 1
  75
  76         def buildListboxEntry(self, title, link, summary, enclosures):
  77                 width = self.l.getItemSize().width()
  78                 return [
  79                         None,
  80                         MultiContentEntryText(pos=(0, 3), size=(width, 50), font=0, flags = RT_HALIGN_LEFT|RT_WRAP, text = title)
  81                 ]
  82