code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Components/ConfigList.py

   1 from HTMLComponent import *
   2 from GUIComponent import *
   3 from config import KEY_LEFT, KEY_RIGHT, KEY_0, KEY_DELETE, KEY_OK, KEY_TIMEOUT, ConfigElement
   4 from Components.ActionMap import NumberActionMap
   5 from enigma import eListbox, eListboxPythonConfigContent, eTimer
   6
   7 class ConfigList(HTMLComponent, GUIComponent, object):
   8         def __init__(self, list, session = None):
   9                 GUIComponent.__init__(self)
  10                 self.l = eListboxPythonConfigContent()
  11                 self.l.setSeperation(100)
  12                 self.timer = eTimer()
  13                 self.timer.timeout.get().append(self.timeout)
  14                 self.list = list
  15                 self.onSelectionChanged = [ ]
  16                 self.current = None
  17                 self.help_window = None
  18                 self.setHelpWindowSession(session)
  19
  20         def execEnd(self):
  21                 self.timer = None
  22
  23         def setHelpWindowSession(self, session):
  24                 assert self.help_window is None, "you can't move a help window to another session"
  25                 self.session = session
  26
  27         def toggle(self):
  28                 selection = self.getCurrent()
  29                 selection[1].toggle()
  30                 self.invalidateCurrent()
  31
  32         def handleKey(self, key):
  33                 selection = self.getCurrent()
  34                 if selection and selection[1].enabled:
  35                         selection[1].handleKey(key)
  36                         self.invalidateCurrent()
  37                         if self.help_window:
  38                                 self.help_window.update(selection[1])
  39                         if key not in [KEY_TIMEOUT, KEY_LEFT, KEY_RIGHT, KEY_DELETE, KEY_OK]:
  40                                 self.timer.start(1000, 1)
  41
  42         def getCurrent(self):
  43                 return self.l.getCurrentSelection()
  44
  45         def invalidateCurrent(self):
  46                 self.l.invalidateEntry(self.l.getCurrentSelectionIndex())
  47
  48         def invalidate(self, entry):
  49                 self.l.invalidateEntry(self.__list.index(entry))
  50
  51         GUI_WIDGET = eListbox
  52
  53         def selectionChanged(self):
  54                 n = self.getCurrent()
  55
  56                 if self.help_window:
  57                         self.session.deleteDialog(self.help_window)
  58
  59                 nh = n and n[1].helpWindow()
  60                 if nh is not None and self.session is not None:
  61                         self.help_window = self.session.instantiateDialog(*nh)
  62                         self.help_window.show()
  63
  64                 self.current = n
  65                 for x in self.onSelectionChanged:
  66                         x()
  67
  68         def postWidgetCreate(self, instance):
  69                 instance.setContent(self.l)
  70                 instance.selectionChanged.get().append(self.selectionChanged)
  71
  72         def preWidgetRemove(self, instance):
  73                 instance.selectionChanged.get().remove(self.selectionChanged)
  74
  75         def setList(self, l):
  76                 self.timer.stop()
  77                 self.__list = l
  78                 self.l.setList(self.__list)
  79
  80                 if l is not None:
  81                         for x in l:
  82                                 assert isinstance(x[1], ConfigElement), "entry in ConfigList " + str(x[1]) + " must be a ConfigElement"
  83
  84         def getList(self):
  85                 return self.__list
  86
  87         list = property(getList, setList)
  88
  89         def timeout(self):
  90                 self.handleKey(KEY_TIMEOUT)
  91
  92 class ConfigListScreen:
  93         def __init__(self, list, session = None):
  94                 self["config_actions"] = NumberActionMap(["SetupActions", "TextInputActions"],
  95                 {
  96                         "ok": self.keyOK,
  97                         "left": self.keyLeft,
  98                         "right": self.keyRight,
  99                         "delete": self.keyDelete,
 100                         "1": self.keyNumberGlobal,
 101                         "2": self.keyNumberGlobal,
 102                         "3": self.keyNumberGlobal,
 103                         "4": self.keyNumberGlobal,
 104                         "5": self.keyNumberGlobal,
 105                         "6": self.keyNumberGlobal,
 106                         "7": self.keyNumberGlobal,
 107                         "8": self.keyNumberGlobal,
 108                         "9": self.keyNumberGlobal,
 109                         "0": self.keyNumberGlobal
 110                 }, -1) # to prevent left/right overriding the listbox
 111
 112                 self["config"] = ConfigList(list, session = session)
 113
 114         def keyOK(self):
 115                 self["config"].handleKey(KEY_OK)
 116
 117         def keyLeft(self):
 118                 self["config"].handleKey(KEY_LEFT)
 119
 120         def keyRight(self):
 121                 self["config"].handleKey(KEY_RIGHT)
 122
 123         def keyDelete(self):
 124                 self["config"].handleKey(KEY_DELETE)
 125
 126         def keyNumberGlobal(self, number):
 127                 self["config"].handleKey(KEY_0 + number)