lib/python/Screens/Setup.py

   1 from Screen import Screen
   2 from Components.ActionMap import ActionMap
   3 from Components.config import config                            #global config instance
   4 from Components.config import configBoolean
   5 from Components.ConfigList import ConfigList
   6 from Components.Label import Label
   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 # read the setupmenu
  15 try:
  16         # first we search in the current path
  17         setupfile = file('data/setup.xml', 'r')
  18 except:
  19         # if not found in the current path, we use the global datadir-path
  20         setupfile = file('/usr/share/enigma2/setup.xml', 'r')
  21 setupdom = xml.dom.minidom.parseString(setupfile.read())
  22 setupfile.close()
  23
  24 def getValbyAttr(x, attr):
  25         for p in range(x.attributes.length):
  26                 a = x.attributes.item(p)
  27                 attrib = str(a.name)
  28                 value = str(a.value)
  29                 if attrib == attr:
  30                         return value
  31
  32         return ""
  33
  34 class Setup(Screen):
  35
  36         def addItems(self, list, childNode):
  37                 for x in childNode:
  38                         if x.nodeType != xml.dom.minidom.Element.nodeType:
  39                                 continue
  40                         elif x.tagName == 'item':
  41                                 ItemText = getValbyAttr(x, "text")
  42                                 b = eval(XMLTools.mergeText(x.childNodes));
  43                                 print "item " + ItemText + " " + b.configPath
  44                                 if b == "":
  45                                         continue
  46                                 #add to configlist
  47                                 item = b.controlType(b)
  48
  49                                 # the first b is the item itself, ignored by the configList.
  50                                 # the second one is converted to string.
  51                                 list.append( (ItemText, item) )
  52
  53         def keyOk(self):
  54                 self["config"].handleKey(0)
  55         def keyLeft(self):
  56                 self["config"].handleKey(1)
  57         def keyRight(self):
  58                 self["config"].handleKey(2)
  59
  60         def keySave(self):
  61                 print "save requested"
  62                 for x in self["config"].list:
  63                         x[1].save()
  64                 self.close()
  65
  66         def keyCancel(self):
  67                 print "cancel requested"
  68                 for x in self["config"].list:
  69                         x[1].cancel()
  70                 self.close()
  71
  72         def __init__(self, session, setup):
  73                 Screen.__init__(self, session)
  74
  75                 print "request setup for " + setup
  76
  77                 xmldata = setupdom.childNodes[0]
  78
  79                 entries = xmldata.childNodes
  80
  81                 list = []
  82
  83                 for x in entries:             #walk through the actual nodelist
  84                         if x.nodeType != xml.dom.minidom.Element.nodeType:
  85                                 continue
  86                         elif x.tagName == 'setup':
  87                                 ItemText = getValbyAttr(x, "key")
  88                                 if ItemText != setup:
  89                                         continue
  90                                 self.addItems(list, x.childNodes);
  91
  92                 #check for list.entries > 0 else self.close
  93
  94                 self["config"] = ConfigList(list)
  95
  96                 self["ok"] = Label("OK")
  97                 self["cancel"] = Label("Cancel")
  98
  99                 self["actions"] = ActionMap(["SetupActions"],
 100                         {
 101                                 "cancel": self.keyCancel,
 102                                 "ok": self.keyOk,
 103                                 "left": self.keyLeft,
 104                                 "right": self.keyRight,
 105                                 "save": self.keySave
 106                         })