new help
[openblackhole/openblackhole-enigma2.git] / lib / python / Screens / HelpMenu.py
1 from Screen import Screen
2
3 from Components.Pixmap import *
4 from Components.Pixmap import Pixmap
5 from Components.Pixmap import MovingPixmap
6 from Components.Label import Label
7 from Components.Slider import Slider
8 from Components.ActionMap import ActionMap
9 from Components.HelpMenuList import HelpMenuList
10 import string
11 from xml.sax import make_parser
12 from xml.sax.handler import ContentHandler
13 from Components.MenuList import MenuList
14
15 class HelpMenu(Screen):
16         def __init__(self, session, list):
17                 Screen.__init__(self, session)
18                 self.onSelChanged = [ ]
19                 
20                 self["list"] = HelpMenuList(list, self.close)
21                 self["list"].onSelChanged.append(self.SelectionChanged)
22                 
23                 self["rc"] = Pixmap()
24                 self["arrowup"] = MovingPixmap()
25
26                 self["actions"] = ActionMap(["WizardActions"], 
27                 {
28                         "ok": self["list"].ok,
29                         "back": self.close,
30                 }, -1)
31                 
32         def SelectionChanged(self):
33                 selection = self["list"].getCurrent()[3]
34                 if selection is None:
35                         self["arrowup"].instance.hide()
36                 else:
37                         self["arrowup"].moveTo(selection[1], selection[2], 1)
38                         self["arrowup"].startMoving()
39                         self["arrowup"].instance.show()
40
41 class HelpableScreen:
42         def __init__(self):
43                 self["helpActions"] = ActionMap( [ "HelpActions" ],
44                         {
45                                 "displayHelp": self.showHelp,
46                         })
47         def showHelp(self):
48                 self.session.openWithCallback(self.callHelpAction, HelpMenu, self.helpList)
49         def callHelpAction(self, *args):
50                 if len(args):
51                         (actionmap, context, action) = args
52                         actionmap.action(context, action)