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