lib/python/Screens/Setup.py

   1 from Screen import Screen
   2 from Components.ActionMap import NumberActionMap
   3 from Components.config import config                            #global config instance
   4 from Components.config import configSelection
   5 from Components.ConfigList import ConfigList
   6 from Components.Label import Label
   7 from Components.Pixmap import Pixmap
   8
   9 import xml.dom.minidom
  10 from xml.dom import EMPTY_NAMESPACE
  11 from skin import elementsWithTag
  12
  13 from Tools import XMLTools
  14
  15 # FIXME: use resolveFile!
  16 # read the setupmenu
  17 try:
  18         # first we search in the current path
  19         setupfile = file('data/setup.xml', 'r')
  20 except:
  21         # if not found in the current path, we use the global datadir-path
  22         setupfile = file('/usr/share/enigma2/setup.xml', 'r')
  23 setupdom = xml.dom.minidom.parseString(setupfile.read())
  24 setupfile.close()
  25
  26 def getValbyAttr(x, attr):
  27         for p in range(x.attributes.length):
  28                 a = x.attributes.item(p)
  29                 attrib = str(a.name)
  30                 value = str(a.value)
  31                 if attrib == attr:
  32                         return value
  33
  34         return ""
  35
  36 class SetupSummary(Screen):
  37         skin = """
  38         <screen position="0,0" size="132,64">
  39                 <widget name="SetupTitle" position="0,0" size="132,16" font="Regular;12" />
  40                 <widget name="SetupEntry" position="0,16" size="132,32" font="Regular;12" />
  41                 <widget name="SetupValue" position="0,48" size="132,16" font="Regular;12" />
  42         </screen>"""
  43
  44         def __init__(self, session, parent):
  45                 Screen.__init__(self, session)
  46                 self["SetupTitle"] = Label(_(parent.setup_title))
  47                 self["SetupEntry"] = Label("")
  48                 self["SetupValue"] = Label("")
  49                 self.parent = parent
  50                 self.onShow.append(self.addWatcher)
  51                 self.onHide.append(self.removeWatcher)
  52
  53         def addWatcher(self):
  54                 self.parent.onChangedEntry.append(self.selectionChanged)
  55                 self.parent["config"].onSelectionChanged.append(self.selectionChanged)
  56                 self.selectionChanged()
  57
  58         def removeWatcher(self):
  59                 self.parent.onChangedEntry.remove(self.selectionChanged)
  60                 self.parent["config"].onSelectionChanged.remove(self.selectionChanged)
  61
  62         def selectionChanged(self):
  63                 self["SetupEntry"].text = self.parent.getCurrentEntry()
  64                 self["SetupValue"].text = self.parent.getCurrentValue()
  65
  66 class Setup(Screen):
  67         def addItems(self, list, childNode):
  68                 for x in childNode:
  69                         if x.nodeType != xml.dom.minidom.Element.nodeType:
  70                                 continue
  71                         elif x.tagName == 'item':
  72                                 ItemText = _(getValbyAttr(x, "text"))
  73                                 b = eval(XMLTools.mergeText(x.childNodes));
  74                                 print "item " + ItemText + " " + b.configPath
  75                                 if b == "":
  76                                         continue
  77                                 #add to configlist
  78                                 item = b.controlType(b)
  79
  80                                 # the first b is the item itself, ignored by the configList.
  81                                 # the second one is converted to string.
  82                                 list.append( (ItemText, item) )
  83
  84         def handleKey(self, key):
  85                 # ignore keys when not enabled
  86                 if self["config"].getCurrent()[1].parent.enabled:
  87                         self["config"].handleKey(config.key[key])
  88                         print self["config"].getCurrent()
  89                         self.changedEntry()
  90
  91         def keyOk(self):
  92                 self.handleKey("choseElement")
  93
  94         def keyLeft(self):
  95                 self.handleKey("prevElement")
  96
  97         def keyRight(self):
  98                 self.handleKey("nextElement")
  99
 100         def keySave(self):
 101                 print "save requested"
 102                 for x in self["config"].list:
 103                         x[1].save()
 104                 self.close()
 105
 106         def keyCancel(self):
 107                 print "cancel requested"
 108                 for x in self["config"].list:
 109                         x[1].cancel()
 110                 self.close()
 111
 112         def keyNumberGlobal(self, number):
 113                 self.handleKey(str(number))
 114
 115         def __init__(self, session, setup):
 116                 Screen.__init__(self, session)
 117
 118                 xmldata = setupdom.childNodes[0]
 119
 120                 entries = xmldata.childNodes
 121
 122                 self.onChangedEntry = [ ]
 123                 list = []
 124
 125                 for x in entries:             #walk through the actual nodelist
 126                         if x.nodeType != xml.dom.minidom.Element.nodeType:
 127                                 continue
 128                         elif x.tagName == 'setup':
 129                                 ItemText = getValbyAttr(x, "key")
 130                                 if ItemText != setup:
 131                                         continue
 132                                 self.addItems(list, x.childNodes);
 133                                 myTitle = getValbyAttr(x, "title")
 134
 135                 #check for list.entries > 0 else self.close
 136
 137                 self["config"] = ConfigList(list)
 138
 139                 self.setup_title = myTitle
 140                 self["title"] = Label(_(self.setup_title))
 141
 142                 self["oktext"] = Label(_("OK"))
 143                 self["canceltext"] = Label(_("Cancel"))
 144                 self["ok"] = Pixmap()
 145                 self["cancel"] = Pixmap()
 146
 147                 self["actions"] = NumberActionMap(["SetupActions"],
 148                         {
 149                                 "cancel": self.keyCancel,
 150                                 "ok": self.keyOk,
 151                                 "left": self.keyLeft,
 152                                 "right": self.keyRight,
 153                                 "save": self.keySave,
 154                                 "1": self.keyNumberGlobal,
 155                                 "2": self.keyNumberGlobal,
 156                                 "3": self.keyNumberGlobal,
 157                                 "4": self.keyNumberGlobal,
 158                                 "5": self.keyNumberGlobal,
 159                                 "6": self.keyNumberGlobal,
 160                                 "7": self.keyNumberGlobal,
 161                                 "8": self.keyNumberGlobal,
 162                                 "9": self.keyNumberGlobal,
 163                                 "0": self.keyNumberGlobal
 164                         }, -1)
 165
 166                 self.changedEntry()
 167
 168         # for summary:
 169         def changedEntry(self):
 170                 for x in self.onChangedEntry:
 171                         x()
 172
 173         def getCurrentEntry(self):
 174                 return self["config"].getCurrent()[0]
 175
 176         def getCurrentValue(self):
 177                 return str(self["config"].getCurrent()[1].parent.value)
 178
 179         def createSummary(self):
 180                 return SetupSummary