screens.py

   1 from components import *
   2 import sys
   3 from enigma import quitMainloop
   4
   5 # some screens
   6 def doGlobal(screen):
   7         screen["clock"] = Clock()
   8
   9 class Screen(dict, HTMLSkin, GUISkin):
  10         """ bla """
  11
  12         def __init__(self, session):
  13                 self.skinName = self.__class__.__name__
  14                 self.session = session
  15                 GUISkin.__init__(self)
  16
  17         def execBegin(self):
  18 #               assert self.session == None, "a screen can only exec one per time"
  19 #               self.session = session
  20                 for (name, val) in self.items():
  21                         val.execBegin()
  22
  23         def execEnd(self):
  24                 for (name, val) in self.items():
  25                         val.execEnd()
  26 #               assert self.session != None, "execEnd on non-execing screen!"
  27 #               self.session = None
  28
  29         # never call this directly - it will be called from the session!
  30         def doClose(self):
  31                 GUISkin.close(self)
  32
  33                 del self.session
  34                 for (name, val) in self.items():
  35                         print "%s -> %d" % (name, sys.getrefcount(val))
  36                         del self[name]
  37
  38         def close(self, retval=None):
  39                 self.session.close()
  40
  41 class mainMenu(Screen):
  42
  43         def goEmu(self):
  44                 self["title"].setText("EMUs ARE ILLEGAL AND NOT SUPPORTED!")
  45
  46         def goTimeshift(self):
  47                 self["title"].setText("JUST PRESS THE YELLOW BUTTON!")
  48
  49         def goHDTV(self):
  50                 self["title"].setText("HDTV GREEN FLASHES: ENABLED")
  51
  52         def goScan(self):
  53                 self.session.open(serviceScan)
  54
  55         def goClock(self):
  56                 self.session.open(clockDisplay, Clock())
  57
  58         def okbuttonClick(self):
  59                 selection = self["menu"].getCurrent()
  60                 selection[1]()
  61
  62         def __init__(self, session):
  63                 Screen.__init__(self, session)
  64                 b = Button("ok")
  65
  66                 self["actions"] = ActionMap(["OkCancelActions"],
  67                         {
  68                                 "ok": self.okbuttonClick,
  69                                 "cancel": self.close
  70                         })
  71
  72                 b.onClick = [ self.okbuttonClick ]
  73                 self["okbutton"] = b
  74                 self["title"] = Header("Main Menu! - press ok to leave!")
  75                 self["menu"] = MenuList(
  76                         [
  77                                 ("Close Main Menu", self.close),
  78                                 ("Service Scan", self.goScan),
  79                                 ("Quit", quitMainloop),
  80                                 ("EMU SETUP", self.goEmu),
  81                                 ("TIMESHIFT SETUP", self.goTimeshift),
  82                                 ("HDTV PIP CONFIG", self.goHDTV),
  83                                 ("wie spaet ists?!", self.goClock)
  84                         ])
  85
  86 class channelSelection(Screen):
  87         def __init__(self, session):
  88                 Screen.__init__(self, session)
  89
  90                 self["list"] = ServiceList()
  91                 self["list"].setRoot(eServiceReference("""1:0:1:0:0:0:0:0:0:0:(provider=="ARD") && (type == 1)"""))
  92
  93                 self["okbutton"] = Button("ok", [self.channelSelected])
  94
  95                 class ChannelActionMap(ActionMap):
  96                         def action(self, contexts, action):
  97                                 if action[:7] == "bouquet":
  98                                         print "setting root to " + action[8:]
  99                                         self.csel["list"].setRoot(eServiceReference("1:0:1:0:0:0:0:0:0:0:" + action[8:]))
 100                                 else:
 101                                         ActionMap.action(self, contexts, action)
 102
 103                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions"],
 104                         {
 105                                 "cancel": self.close,
 106                                 "ok": self.channelSelected,
 107                                 "mark": self.doMark
 108                         })
 109                 self["actions"].csel = self
 110
 111         def doMark(self):
 112                 ref = self["list"].getCurrent()
 113                 if self["list"].isMarked(ref):
 114                         self["list"].removeMarked(ref)
 115                 else:
 116                         self["list"].addMarked(ref)
 117
 118         def channelSelected(self):
 119                 self.session.nav.playService(self["list"].getCurrent())
 120                 self.close()
 121                 pass
 122
 123 class infoBar(Screen):
 124         def __init__(self, session):
 125                 Screen.__init__(self, session)
 126
 127                 self["actions"] = ActionMap( [ "InfobarActions" ],
 128                         {
 129                                 "switchChannel": self.switchChannel,
 130                                 "mainMenu": self.mainMenu
 131                         })
 132                 self["okbutton"] = Button("mainMenu", [self.mainMenu])
 133
 134                 self["CurrentTime"] = Clock()
 135
 136                 self["ServiceName"] = ServiceName(self.session.nav)
 137
 138                 self["Event_Now"] = EventInfo(self.session.nav, EventInfo.Now)
 139                 self["Event_Next"] = EventInfo(self.session.nav, EventInfo.Next)
 140
 141                 self["Event_Now_Duration"] = EventInfo(self.session.nav, EventInfo.Now_Duration)
 142                 self["Event_Next_Duration"] = EventInfo(self.session.nav, EventInfo.Next_Duration)
 143
 144         def mainMenu(self):
 145                 self.session.open(mainMenu)
 146
 147         def switchChannel(self):
 148                 self.session.open(channelSelection)
 149
 150 # a clock display dialog
 151 class clockDisplay(Screen):
 152         def okbutton(self):
 153                 self.session.close()
 154
 155         def __init__(self, session, clock):
 156                 Screen.__init__(self, session)
 157                 self["theClock"] = clock
 158                 b = Button("bye")
 159                 b.onClick = [ self.okbutton ]
 160                 self["okbutton"] = b
 161                 self["title"] = Header("clock dialog: here you see the current uhrzeit!")
 162
 163 class serviceScan(Screen):
 164         def ok(self):
 165                 if self["scan"].isDone():
 166                         self.close()
 167
 168         def __init__(self, session):
 169                 Screen.__init__(self, session)
 170
 171                 self["scan_progress"] = ProgressBar()
 172                 self["scan_state"] = Label("scan state")
 173                 self["scan"] = ServiceScan(self["scan_progress"], self["scan_state"])
 174
 175                 self["okbutton"] = Button("ok", [self.ok])
 176                 self["okbutton"].disable()