lib/python/Screens/HelpMenu.py

   1 from Screen import Screen
   2 from Components.Pixmap import Pixmap, MovingPixmap
   3 from Components.Label import Label
   4 from Components.ActionMap import ActionMap
   5 from Components.HelpMenuList import HelpMenuList
   6 from Screens.Rc import Rc
   7
   8 class HelpMenu(Screen, Rc):
   9         def __init__(self, session, list):
  10                 Screen.__init__(self, session)
  11                 self.onSelChanged = [ ]
  12                 self["list"] = HelpMenuList(list, self.close)
  13                 self["list"].onSelChanged.append(self.SelectionChanged)
  14                 Rc.__init__(self)
  15                 self["long_key"] = Label("")
  16
  17                 self["actions"] = ActionMap(["WizardActions"],
  18                 {
  19                         "ok": self["list"].ok,
  20                         "back": self.close,
  21                 }, -1)
  22
  23                 self.onLayoutFinish.append(self.SelectionChanged)
  24
  25         def SelectionChanged(self):
  26                 self.clearSelectedKeys()
  27                 selection = self["list"].getCurrent()
  28                 selection = selection[3]
  29                 #arrow = self["arrowup"]
  30                 print "selection:", selection
  31
  32                 if selection and len(selection) > 1 and selection[1] == "SHIFT":
  33                         self.selectKey("SHIFT")
  34
  35                 if selection and len(selection) > 1 and selection[1] == "long":
  36                         self["long_key"].setText(_("Long Keypress"))
  37                 else:
  38                         self["long_key"].setText("")
  39
  40                 self.selectKey(selection[0])
  41                 #if selection is None:
  42                 print "select arrow"
  43                 #       arrow.moveTo(selection[1], selection[2], 1)
  44                 #       arrow.startMoving()
  45                 #       arrow.show()
  46
  47 class HelpableScreen:
  48         def __init__(self):
  49                 self["helpActions"] = ActionMap( [ "HelpActions" ],
  50                         {
  51                                 "displayHelp": self.showHelp,
  52                         })
  53
  54         def showHelp(self):
  55                 self.session.openWithCallback(self.callHelpAction, HelpMenu, self.helpList)
  56
  57         def callHelpAction(self, *args):
  58                 if len(args):
  59                         (actionmap, context, action) = args
  60                         actionmap.action(context, action)