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path: root/lib/python/Screens/InfoBar.py
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from Tools.Profile import profile

# workaround for required config entry dependencies.
from Screens.MovieSelection import MovieSelection

from Screen import Screen

profile("LOAD:enigma")
from enigma import iPlayableService

profile("LOAD:InfoBarGenerics")
from Screens.InfoBarGenerics import InfoBarShowHide, \
	InfoBarNumberZap, InfoBarChannelSelection, InfoBarMenu, InfoBarRdsDecoder, \
	InfoBarEPG, InfoBarSeek, InfoBarInstantRecord, \
	InfoBarAudioSelection, InfoBarAdditionalInfo, InfoBarNotifications, InfoBarDish, InfoBarUnhandledKey, \
	InfoBarSubserviceSelection, InfoBarShowMovies, InfoBarTimeshift,  \
	InfoBarServiceNotifications, InfoBarPVRState, InfoBarCueSheetSupport, InfoBarSimpleEventView, \
	InfoBarSummarySupport, InfoBarMoviePlayerSummarySupport, InfoBarTimeshiftState, InfoBarTeletextPlugin, InfoBarExtensions, \
	InfoBarSubtitleSupport, InfoBarPiP, InfoBarPlugins, InfoBarServiceErrorPopupSupport, InfoBarJobman

profile("LOAD:InitBar_Components")
from Components.ActionMap import HelpableActionMap
from Components.config import config
from Components.ServiceEventTracker import ServiceEventTracker, InfoBarBase

profile("LOAD:HelpableScreen")
from Screens.HelpMenu import HelpableScreen

class InfoBar(InfoBarBase, InfoBarShowHide,
	InfoBarNumberZap, InfoBarChannelSelection, InfoBarMenu, InfoBarEPG, InfoBarRdsDecoder,
	InfoBarInstantRecord, InfoBarAudioSelection, 
	HelpableScreen, InfoBarAdditionalInfo, InfoBarNotifications, InfoBarDish, InfoBarUnhandledKey,
	InfoBarSubserviceSelection, InfoBarTimeshift, InfoBarSeek,
	InfoBarSummarySupport, InfoBarTimeshiftState, InfoBarTeletextPlugin, InfoBarExtensions,
	InfoBarPiP, InfoBarPlugins, InfoBarSubtitleSupport, InfoBarServiceErrorPopupSupport, InfoBarJobman,
	Screen):
	
	ALLOW_SUSPEND = True
	instance = None

	def __init__(self, session):
		Screen.__init__(self, session)
		self["actions"] = HelpableActionMap(self, "InfobarActions",
			{
				"showMovies": (self.showMovies, _("Play recorded movies...")),
				"showRadio": (self.showRadio, _("Show the radio player...")),
				"showTv": (self.showTv, _("Show the tv player...")),
			}, prio=2)
		
		self.allowPiP = True
		
		for x in HelpableScreen, \
				InfoBarBase, InfoBarShowHide, \
				InfoBarNumberZap, InfoBarChannelSelection, InfoBarMenu, InfoBarEPG, InfoBarRdsDecoder, \
				InfoBarInstantRecord, InfoBarAudioSelection, InfoBarUnhandledKey, \
				InfoBarAdditionalInfo, InfoBarNotifications, InfoBarDish, InfoBarSubserviceSelection, \
				InfoBarTimeshift, InfoBarSeek, InfoBarSummarySupport, InfoBarTimeshiftState, \
				InfoBarTeletextPlugin, InfoBarExtensions, InfoBarPiP, InfoBarSubtitleSupport, InfoBarJobman, \
				InfoBarPlugins, InfoBarServiceErrorPopupSupport:
			x.__init__(self)

		self.helpList.append((self["actions"], "InfobarActions", [("showMovies", _("view recordings..."))]))
		self.helpList.append((self["actions"], "InfobarActions", [("showRadio", _("hear radio..."))]))

		self.__event_tracker = ServiceEventTracker(screen=self, eventmap=
			{
				iPlayableService.evUpdatedEventInfo: self.__eventInfoChanged
			})

		self.current_begin_time=0
		assert InfoBar.instance is None, "class InfoBar is a singleton class and just one instance of this class is allowed!"
		InfoBar.instance = self

	def __onClose(self):
		InfoBar.instance = None

	def __eventInfoChanged(self):
		if self.execing:
			service = self.session.nav.getCurrentService()
			old_begin_time = self.current_begin_time
			info = service and service.info()
			ptr = info and info.getEvent(0)
			self.current_begin_time = ptr and ptr.getBeginTime() or 0
			if config.usage.show_infobar_on_event_change.value:
				if old_begin_time and old_begin_time != self.current_begin_time:
					self.doShow()

	def __checkServiceStarted(self):
		self.__serviceStarted(True)
		self.onExecBegin.remove(self.__checkServiceStarted)

	def serviceStarted(self):  #override from InfoBarShowHide
		new = self.servicelist.newServicePlayed()
		if self.execing:
			InfoBarShowHide.serviceStarted(self)
			self.current_begin_time=0
		elif not self.__checkServiceStarted in self.onShown and new:
			self.onShown.append(self.__checkServiceStarted)

	def __checkServiceStarted(self):
		self.serviceStarted()
		self.onShown.remove(self.__checkServiceStarted)

	def showTv(self):
		self.showTvChannelList(True)

	def showRadio(self):
		if config.usage.e1like_radio_mode.value:
			self.showRadioChannelList(True)
		else:
			self.rds_display.hide() # in InfoBarRdsDecoder
			from Screens.ChannelSelection import ChannelSelectionRadio
			self.session.openWithCallback(self.ChannelSelectionRadioClosed, ChannelSelectionRadio, self)

	def ChannelSelectionRadioClosed(self, *arg):
		self.rds_display.show()  # in InfoBarRdsDecoder

	def showMovies(self):
		from Screens.MovieSelection import MovieSelection
		self.session.openWithCallback(self.movieSelected, MovieSelection)

	def movieSelected(self, service):
		if service is not None:
			self.session.open(MoviePlayer, service)

class MoviePlayer(InfoBarBase, InfoBarShowHide, \
		InfoBarMenu, \
		InfoBarSeek, InfoBarShowMovies, InfoBarAudioSelection, HelpableScreen, InfoBarNotifications,
		InfoBarServiceNotifications, InfoBarPVRState, InfoBarCueSheetSupport, InfoBarSimpleEventView,
		InfoBarMoviePlayerSummarySupport, InfoBarSubtitleSupport, Screen, InfoBarTeletextPlugin,
		InfoBarServiceErrorPopupSupport, InfoBarExtensions, InfoBarPlugins, InfoBarPiP):

	ENABLE_RESUME_SUPPORT = True
	ALLOW_SUSPEND = True
		
	def __init__(self, session, service):
		Screen.__init__(self, session)
		
		self["actions"] = HelpableActionMap(self, "MoviePlayerActions",
			{
				"leavePlayer": (self.leavePlayer, _("leave movie player..."))
			})
		
		self.allowPiP = False
		
		for x in HelpableScreen, InfoBarShowHide, InfoBarMenu, \
				InfoBarBase, InfoBarSeek, InfoBarShowMovies, \
				InfoBarAudioSelection, InfoBarNotifications, InfoBarSimpleEventView, \
				InfoBarServiceNotifications, InfoBarPVRState, InfoBarCueSheetSupport, \
				InfoBarMoviePlayerSummarySupport, InfoBarSubtitleSupport, \
				InfoBarTeletextPlugin, InfoBarServiceErrorPopupSupport, InfoBarExtensions, \
				InfoBarPlugins, InfoBarPiP:
			x.__init__(self)

		self.lastservice = session.nav.getCurrentlyPlayingServiceReference()
		session.nav.playService(service)
		self.returning = False
		self.onClose.append(self.__onClose)

	def __onClose(self):
		self.session.nav.playService(self.lastservice)

	def handleLeave(self, how):
		self.is_closing = True
		if how == "ask":
			if config.usage.setup_level.index < 2: # -expert
				list = (
					(_("Yes"), "quit"),
					(_("No"), "continue")
				)
			else:
				list = (
					(_("Yes"), "quit"),
					(_("Yes, returning to movie list"), "movielist"),
					(_("Yes, and delete this movie"), "quitanddelete"),
					(_("No"), "continue"),
					(_("No, but restart from begin"), "restart")
				)

			from Screens.ChoiceBox import ChoiceBox
			self.session.openWithCallback(self.leavePlayerConfirmed, ChoiceBox, title=_("Stop playing this movie?"), list = list)
		else:
			self.leavePlayerConfirmed([True, how])

	def leavePlayer(self):
		self.handleLeave(config.usage.on_movie_stop.value)

	def deleteConfirmed(self, answer):
		if answer:
			self.leavePlayerConfirmed((True, "quitanddeleteconfirmed"))

	def leavePlayerConfirmed(self, answer):
		answer = answer and answer[1]

		if answer in ("quitanddelete", "quitanddeleteconfirmed"):
			ref = self.session.nav.getCurrentlyPlayingServiceReference()
			from enigma import eServiceCenter
			serviceHandler = eServiceCenter.getInstance()
			info = serviceHandler.info(ref)
			name = info and info.getName(ref) or _("this recording")

			if answer == "quitanddelete":
				from Screens.MessageBox import MessageBox
				self.session.openWithCallback(self.deleteConfirmed, MessageBox, _("Do you really want to delete %s?") % name)
				return

			elif answer == "quitanddeleteconfirmed":
				offline = serviceHandler.offlineOperations(ref)
				if offline.deleteFromDisk(0):
					from Screens.MessageBox import MessageBox
					self.session.openWithCallback(self.close, MessageBox, _("You cannot delete this!"), MessageBox.TYPE_ERROR)
					return

		if answer in ("quit", "quitanddeleteconfirmed"):
			self.close()
		elif answer == "movielist":
			ref = self.session.nav.getCurrentlyPlayingServiceReference()
			self.returning = True
			from Screens.MovieSelection import MovieSelection
			self.session.openWithCallback(self.movieSelected, MovieSelection, ref)
			self.session.nav.stopService()
		elif answer == "restart":
			self.doSeek(0)

	def doEofInternal(self, playing):
		if not self.execing:
			return
		if not playing :
			return
		self.handleLeave(config.usage.on_movie_eof.value)

	def showMovies(self):
		ref = self.session.nav.getCurrentlyPlayingServiceReference()
		from Screens.MovieSelection import MovieSelection
		self.session.openWithCallback(self.movieSelected, MovieSelection, ref)

	def movieSelected(self, service):
		if service is not None:
			self.is_closing = False
			self.session.nav.playService(service)
			self.returning = False
		elif self.returning:
			self.close()