from Screen import Screen

from Screens.MovieSelection import MovieSelection
from Screens.ChannelSelection import ChannelSelectionRadio
from Screens.ChoiceBox import ChoiceBox

from Components.Sources.Source import ObsoleteSource
from Components.ActionMap import HelpableActionMap
from Components.config import config
from Components.ServiceEventTracker import ServiceEventTracker

from Screens.InfoBarGenerics import InfoBarShowHide, \
	InfoBarNumberZap, InfoBarChannelSelection, InfoBarMenu, InfoBarRdsDecoder, \
	InfoBarEPG, InfoBarEvent, InfoBarServiceName, InfoBarSeek, InfoBarInstantRecord, \
	InfoBarAudioSelection, InfoBarAdditionalInfo, InfoBarNotifications, InfoBarDish, \
	InfoBarSubserviceSelection, InfoBarTuner, InfoBarShowMovies, InfoBarTimeshift,  \
	InfoBarServiceNotifications, InfoBarPVRState, InfoBarCueSheetSupport, InfoBarSimpleEventView, \
	InfoBarSummarySupport, InfoBarMoviePlayerSummarySupport, InfoBarTimeshiftState, InfoBarTeletextPlugin, InfoBarExtensions, \
	InfoBarSubtitleSupport, InfoBarPiP, InfoBarPlugins, InfoBarSleepTimer, InfoBarServiceErrorPopupSupport

from Screens.HelpMenu import HelpableScreen

from enigma import iPlayableService

class InfoBar(InfoBarShowHide,
	InfoBarNumberZap, InfoBarChannelSelection, InfoBarMenu, InfoBarEPG, InfoBarRdsDecoder,
	InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord, InfoBarAudioSelection, 
	HelpableScreen, InfoBarAdditionalInfo, InfoBarNotifications, InfoBarDish,
	InfoBarSubserviceSelection, InfoBarTuner, InfoBarTimeshift, InfoBarSeek,
	InfoBarSummarySupport, InfoBarTimeshiftState, InfoBarTeletextPlugin, InfoBarExtensions,
	InfoBarPiP, InfoBarPlugins, InfoBarSubtitleSupport, InfoBarSleepTimer, InfoBarServiceErrorPopupSupport,
	Screen):
	
	ALLOW_SUSPEND = True

	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)
		
		for x in HelpableScreen, \
				InfoBarShowHide, \
				InfoBarNumberZap, InfoBarChannelSelection, InfoBarMenu, InfoBarEPG, InfoBarRdsDecoder, \
				InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord, InfoBarAudioSelection, \
				InfoBarAdditionalInfo, InfoBarNotifications, InfoBarDish, InfoBarSubserviceSelection, \
				InfoBarTuner, InfoBarTimeshift, InfoBarSeek, InfoBarSummarySupport, InfoBarTimeshiftState, \
				InfoBarTeletextPlugin, InfoBarExtensions, InfoBarPiP, InfoBarSubtitleSupport, InfoBarSleepTimer, \
				InfoBarPlugins, InfoBarServiceErrorPopupSupport:
			x.__init__(self)

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

		self["CurrentTime"] = ObsoleteSource(new_source = "global.CurrentTime", removal_date = "2008-01")

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

		self.current_begin_time=0

	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
			self.session.openWithCallback(self.ChannelSelectionRadioClosed, ChannelSelectionRadio, self)

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

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

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

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

	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..."))
			})
		
		for x in HelpableScreen, InfoBarShowHide, InfoBarMenu, \
				InfoBarServiceName, InfoBarSeek, InfoBarShowMovies, \
				InfoBarAudioSelection, InfoBarNotifications, InfoBarSimpleEventView, \
				InfoBarServiceNotifications, InfoBarPVRState, InfoBarCueSheetSupport, \
				InfoBarMoviePlayerSummarySupport, InfoBarSubtitleSupport, \
				InfoBarTeletextPlugin, InfoBarServiceErrorPopupSupport:
			x.__init__(self)

		self.lastservice = self.session.nav.getCurrentlyPlayingServiceReference()
		self.session.nav.playService(service)

	def leavePlayer(self):
		self.is_closing = True

		list = []
		list.append((_("Yes"), "quit"))
		list.append((_("No"), "continue"))
		if config.usage.setup_level.index >= 2: # expert+
			list.append((_("No, but restart from begin"), "restart"))
		self.session.openWithCallback(self.leavePlayerConfirmed, ChoiceBox, title=_("Stop playing this movie?"), list = list)

	def leavePlayerConfirmed(self, answer):
		answer = answer and answer[1]
		if answer == "quit":
			self.session.nav.playService(self.lastservice)
			self.close()
		elif answer == "restart":
			self.doSeek(0)

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

	def movieSelected(self, service):
		if service is not None:
			self.session.nav.playService(service)