lib/python/Screens/LanguageSelection.py

   1 from Screen import Screen
   2
   3 from Components.ActionMap import ActionMap
   4 from Components.Language import language
   5 from Components.config import config
   6 from Components.Sources.List import List
   7
   8 from Tools.Directories import *
   9
  10 from Tools.LoadPixmap import LoadPixmap
  11
  12 def LanguageEntryComponent(file, name, index):
  13         png = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "countries/" + file + ".png"))
  14         if png == None:
  15                 png = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "countries/missing.png"))
  16         res = (index, name, png)
  17         return res
  18
  19 class LanguageSelection(Screen):
  20         def __init__(self, session):
  21                 Screen.__init__(self, session)
  22
  23                 self.oldActiveLanguage = language.getActiveLanguage()
  24
  25                 self.list = []
  26                 self["languages"] = List(self.list)
  27                 self["languages"].onSelectionChanged.append(self.changed)
  28
  29                 self.updateList()
  30                 self.onLayoutFinish.append(self.selectActiveLanguage)
  31
  32                 self["actions"] = ActionMap(["OkCancelActions"],
  33                 {
  34                         "ok": self.save,
  35                         "cancel": self.cancel,
  36                 }, -1)
  37
  38         def selectActiveLanguage(self):
  39                 activeLanguage = language.getActiveLanguage()
  40                 pos = 0
  41                 for x in self.list:
  42                         if x[0] == activeLanguage:
  43                                 self["languages"].index = pos
  44                                 break
  45                         pos += 1
  46
  47         def save(self):
  48                 self.run()
  49                 self.close()
  50
  51         def cancel(self):
  52                 language.activateLanguage(self.oldActiveLanguage)
  53                 self.close()
  54
  55         def run(self):
  56                 print "updating language..."
  57                 lang = self["languages"].getCurrent()[0]
  58                 language.activateLanguage(lang)
  59                 config.osd.language.value = lang
  60                 config.osd.language.save()
  61                 config.misc.languageselected.value = 0
  62                 config.misc.languageselected.save()
  63                 self.setTitle(_("Language selection"))
  64                 print "ok"
  65
  66         def updateList(self):
  67                 print "update list"
  68                 first_time = len(self.list) == 0
  69
  70                 self.list = []
  71                 if len(language.getLanguageList()) == 0: # no language available => display only english
  72                         self.list.append(LanguageEntryComponent("en", _("English"), "en_EN"))
  73                 else:
  74                         for x in language.getLanguageList():
  75                                 self.list.append(LanguageEntryComponent(file = x[1][2].lower(), name = _(x[1][0]), index = x[0]))
  76                 #self.list.sort(key=lambda x: x[1][7])
  77
  78                 print "updateList"
  79                 if first_time:
  80                         self["languages"].list = self.list
  81                 else:
  82                         self["languages"].updateList(self.list)
  83                 print "done"
  84
  85         def changed(self):
  86                 self.run()
  87                 self.updateList()