lib/python/Screens/Setup.py

   1 from Screen import Screen
   2 from Components.ActionMap import NumberActionMap
   3 from Components.config import config, KEY_LEFT, KEY_RIGHT, KEY_OK
   4 from Components.ConfigList import ConfigList, ConfigListScreen
   5 from Components.Label import Label
   6 from Components.Pixmap import Pixmap
   7
   8 import xml.dom.minidom
   9 from xml.dom import EMPTY_NAMESPACE
  10 from skin import elementsWithTag
  11
  12 from Tools import XMLTools
  13
  14 # FIXME: use resolveFile!
  15 # read the setupmenu
  16 try:
  17         # first we search in the current path
  18         setupfile = file('data/setup.xml', 'r')
  19 except:
  20         # if not found in the current path, we use the global datadir-path
  21         setupfile = file('/usr/share/enigma2/setup.xml', 'r')
  22 setupdom = xml.dom.minidom.parseString(setupfile.read())
  23 setupfile.close()
  24
  25 class SetupSummary(Screen):
  26         skin = """
  27         <screen position="6,0" size="120,64">
  28                 <widget name="SetupTitle" position="6,0" size="120,16" font="Regular;12" />
  29                 <widget name="SetupEntry" position="6,16" size="120,32" font="Regular;12" />
  30                 <widget name="SetupValue" position="6,48" size="120,16" font="Regular;12" />
  31         </screen>"""
  32
  33         def __init__(self, session, parent):
  34                 Screen.__init__(self, session)
  35                 self["SetupTitle"] = Label(_(parent.setup_title))
  36                 self["SetupEntry"] = Label("")
  37                 self["SetupValue"] = Label("")
  38                 self.parent = parent
  39                 self.onShow.append(self.addWatcher)
  40                 self.onHide.append(self.removeWatcher)
  41
  42         def addWatcher(self):
  43                 self.parent.onChangedEntry.append(self.selectionChanged)
  44                 self.parent["config"].onSelectionChanged.append(self.selectionChanged)
  45                 self.selectionChanged()
  46
  47         def removeWatcher(self):
  48                 self.parent.onChangedEntry.remove(self.selectionChanged)
  49                 self.parent["config"].onSelectionChanged.remove(self.selectionChanged)
  50
  51         def selectionChanged(self):
  52                 self["SetupEntry"].text = self.parent.getCurrentEntry()
  53                 self["SetupValue"].text = self.parent.getCurrentValue()
  54
  55 class Setup(ConfigListScreen, Screen):
  56
  57         ALLOW_SUSPEND = True
  58
  59         def __init__(self, session, setup):
  60                 Screen.__init__(self, session)
  61
  62                 xmldata = setupdom.childNodes[0]
  63
  64                 entries = xmldata.childNodes
  65
  66                 self.onChangedEntry = [ ]
  67                 list = []
  68
  69                 for x in entries:             #walk through the actual nodelist
  70                         if x.nodeType != xml.dom.minidom.Element.nodeType:
  71                                 continue
  72                         elif x.tagName == 'setup':
  73                                 if x.getAttribute("key") != setup:
  74                                         continue
  75                                 self.addItems(list, x.childNodes);
  76                                 myTitle = x.getAttribute("title").encode("UTF-8")
  77
  78                 #check for list.entries > 0 else self.close
  79
  80                 self.setup_title = myTitle
  81                 self["title"] = Label(_(self.setup_title))
  82
  83                 self["oktext"] = Label(_("OK"))
  84                 self["canceltext"] = Label(_("Cancel"))
  85                 self["ok"] = Pixmap()
  86                 self["cancel"] = Pixmap()
  87
  88                 self["actions"] = NumberActionMap(["SetupActions"],
  89                         {
  90                                 "cancel": self.keyCancel,
  91                                 "save": self.keySave,
  92                         }, -2)
  93
  94                 ConfigListScreen.__init__(self, list, session = session, on_change = self.changedEntry)
  95
  96                 self.changedEntry()
  97
  98         # for summary:
  99         def changedEntry(self):
 100                 for x in self.onChangedEntry:
 101                         x()
 102
 103         def getCurrentEntry(self):
 104                 return self["config"].getCurrent()[0]
 105
 106         def getCurrentValue(self):
 107                 return str(self["config"].getCurrent()[1].getText())
 108
 109         def createSummary(self):
 110                 return SetupSummary
 111
 112         def addItems(self, list, childNode):
 113                 for x in childNode:
 114                         if x.nodeType != xml.dom.minidom.Element.nodeType:
 115                                 continue
 116                         elif x.tagName == 'item':
 117                                 item_text = _(x.getAttribute("text").encode("UTF-8") or "??")
 118                                 b = eval(XMLTools.mergeText(x.childNodes));
 119                                 if b == "":
 120                                         continue
 121                                 #add to configlist
 122                                 item = b
 123                                 # the first b is the item itself, ignored by the configList.
 124                                 # the second one is converted to string.
 125                                 list.append( (item_text, item) )
 126
 127 def getSetupTitle(id):
 128         xmldata = setupdom.childNodes[0].childNodes
 129         for x in elementsWithTag(xmldata, "setup"):
 130                 if x.getAttribute("key") == id:
 131                         return x.getAttribute("title").encode("UTF-8")