code.vuplus.com Git - vuplus_openvuplus_3.0/blob - meta-openvuplus/recipes-base/tuxtxt/tuxbox-tuxtxt-32bpp/plugin.py

   1 from enigma import eConsoleAppContainer, iServiceInformation, fbClass, eRCInput, eDBoxLCD, getDesktop
   2 from Screens.Screen import Screen
   3 from Plugins.Plugin import PluginDescriptor
   4 from os import symlink, mkdir, remove, rmdir, path
   5
   6 class ShellStarter(Screen):
   7         skin = """
   8                 <screen position="1,1" size="1,1" title="TuxTXT" >
   9                 </screen>"""
  10         faked_lcd = False
  11
  12         def __init__(self, session, args = None):
  13                 self.skin = ShellStarter.skin
  14                 Screen.__init__(self, session)
  15                 self.container=eConsoleAppContainer()
  16                 self.container.appClosed.append(self.finished)
  17                 self.runapp()
  18
  19         def runapp(self):
  20                 service = self.session.nav.getCurrentService()
  21                 info = service and service.info()
  22                 txtpid = info and "%d" %(info.getInfo(iServiceInformation.sTXTPID)) or ""
  23
  24                 stream = service and service.stream()
  25                 demux = stream and stream.getStreamingData()
  26                 demux = demux and demux.get("demux", -1)
  27                 demux = demux > -1 and "%d" %(demux) or ""
  28
  29                 eDBoxLCD.getInstance().lock()
  30                 eRCInput.getInstance().lock()
  31                 fbClass.getInstance().lock()
  32
  33                 self.faked_lcd = not path.exists("/dev/dbox")
  34                 if self.faked_lcd:
  35                         mkdir("/dev/dbox")
  36                         symlink("/dev/null", "/dev/dbox/lcd0")
  37
  38                 if self.container.execute("/usr/bin/tuxtxt " + demux + " " + txtpid):
  39                         self.finished(-1)
  40
  41         def finished(self,retval):
  42                 fbClass.getInstance().unlock()
  43                 eRCInput.getInstance().unlock()
  44                 eDBoxLCD.getInstance().unlock()
  45
  46                 if self.faked_lcd:
  47                         remove("/dev/dbox/lcd0")
  48                         rmdir("/dev/dbox")
  49
  50                 #force redraw
  51                 dsk = getDesktop(0)
  52                 dsk.resize(dsk.size())
  53
  54                 self.close()
  55
  56 def main(session, **kwargs):
  57         session.open(ShellStarter)
  58
  59 def Plugins(**kwargs):
  60         return PluginDescriptor(name="TuxTXT", description="Videotext", where = PluginDescriptor.WHERE_TELETEXT, fnc=main)