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rradiod.py
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#!/usr/bin/env python
#
# Raspberry Pi Internet Radio
# using an HD44780 LCD display
# Rotary encoder version
# $Id: rradiod.py,v 1.45 2014/12/30 12:15:57 bob Exp $
#
# Author : Bob Rathbone
# Site : http://www.bobrathbone.com
#
# This program uses Music Player Daemon 'mpd'and it's client 'mpc'
# See http://mpd.wikia.com/wiki/Music_Player_Daemon_Wiki
#
#
# License: GNU V3, See https://www.gnu.org/copyleft/gpl.html
#
# Disclaimer: Software is provided as is and absolutly no warranties are implied or given.
# The authors shall not be liable for any loss or damage however caused.
#
import os
import RPi.GPIO as GPIO
import signal
import subprocess
import sys
import time
import string
import datetime
from time import strftime
import shutil
import atexit
import traceback
# Class imports
from radio_daemon import Daemon
from radio_class import Radio
from lcd_class import Lcd
from log_class import Log
from rss_class import Rss
from rotary_class import RotaryEncoder
# Switch definitions
# Volume rotary encoder
LEFT_SWITCH = 14
RIGHT_SWITCH = 15
MUTE_SWITCH = 4
# Tuner rotary encoder
UP_SWITCH = 17
DOWN_SWITCH = 18
MENU_SWITCH = 25
# To use GPIO 14 and 15 (Serial RX/TX)
# Remove references to /dev/ttyAMA0 from /boot/cmdline.txt and /etc/inittab
UP = 0
DOWN = 1
CurrentStationFile = "/var/lib/radiod/current_station"
CurrentTrackFile = "/var/lib/radiod/current_track"
CurrentFile = CurrentStationFile
log = Log()
radio = Radio()
lcd = Lcd()
rss = Rss()
volumeknob = None
tunerknob = None
# Signal SIGTERM handler
def signalHandler(signal,frame):
global lcd
global log
radio.execCommand("umount /media > /dev/null 2>&1")
radio.execCommand("umount /share > /dev/null 2>&1")
pid = os.getpid()
log.message("Radio stopped, PID " + str(pid), log.INFO)
lcd.line1("Radio stopped ")
lcd.line2("")
GPIO.cleanup()
sys.exit(0)
# Daemon class
class MyDaemon(Daemon):
def run(self):
global CurrentFile
global volumeknob,tunerknob
log.init('radio')
signal.signal(signal.SIGTERM,signalHandler)
progcall = str(sys.argv)
log.message('Radio running pid ' + str(os.getpid()), log.INFO)
log.message("Radio " + progcall + " daemon version " + radio.getVersion(), log.INFO)
log.message("GPIO version " + str(GPIO.VERSION), log.INFO)
boardrevision = radio.getBoardRevision()
lcd.init(boardrevision)
hostname = exec_cmd('hostname')
ipaddr = exec_cmd('hostname -I')
myos = exec_cmd('uname -a')
log.message(myos, log.INFO)
# Display daemon pid on the LCD
message = "Radio pid " + str(os.getpid())
lcd.line1(message)
lcd.line2("IP " + ipaddr)
time.sleep(4)
log.message("Starting MPD", log.INFO)
lcd.line2("Starting MPD")
radio.start()
log.message("MPD started", log.INFO)
mpd_version = radio.execMpcCommand("version")
log.message(mpd_version, log.INFO)
lcd.line1("Radio ver "+ radio.getVersion())
lcd.scroll2(mpd_version,no_interrupt)
time.sleep(1)
reload(lcd,radio)
radio.play(get_stored_id(CurrentFile))
log.message("Current ID = " + str(radio.getCurrentID()), log.INFO)
# Define rotary switches
volumeknob = RotaryEncoder(LEFT_SWITCH,RIGHT_SWITCH,MUTE_SWITCH,volume_event,boardrevision)
tunerknob = RotaryEncoder(UP_SWITCH,DOWN_SWITCH,MENU_SWITCH,tuner_event,boardrevision)
log.message("Running" , log.INFO)
# Main processing loop
count = 0
while True:
switch = radio.getSwitch()
if switch > 0:
get_switch_states(lcd,radio,rss,volumeknob,tunerknob)
radio.setSwitch(0)
display_mode = radio.getDisplayMode()
lcd.setScrollSpeed(0.1) # Scroll speed normal
dateFormat = radio.getDateFormat()
todaysdate = strftime(dateFormat)
ipaddr = exec_cmd('hostname -I')
# Shutdown command issued
if display_mode == radio.MODE_SHUTDOWN:
displayShutdown(lcd)
while True:
time.sleep(1)
elif ipaddr is "":
lcd.line2("No IP network")
elif display_mode == radio.MODE_TIME:
if radio.muted():
msg = "Sound muted"
if radio.getStreaming():
msg = msg + ' *'
lcd.line2(msg)
else:
display_current(lcd,radio)
elif display_mode == radio.MODE_SEARCH:
display_search(lcd,radio)
elif display_mode == radio.MODE_SOURCE:
display_source_select(lcd,radio)
elif display_mode == radio.MODE_OPTIONS:
display_options(lcd,radio)
elif display_mode == radio.MODE_IP:
lcd.line2("Radio v" + radio.getVersion())
if ipaddr is "":
lcd.line1("No IP network")
else:
lcd.scroll1("IP " + ipaddr, interrupt)
elif display_mode == radio.MODE_RSS:
lcd.line1(todaysdate)
display_rss(lcd,rss)
elif display_mode == radio.MODE_SLEEP:
lcd.line1(todaysdate)
display_sleep(lcd,radio)
# Timer function
checkTimer(radio)
# Check state (pause or play)
checkState(radio)
# Alarm wakeup function
if display_mode == radio.MODE_SLEEP and radio.alarmFired():
log.message("Alarm fired", log.INFO)
unmuteRadio(lcd,radio)
displayWakeUpMessage(lcd)
radio.setDisplayMode(radio.MODE_TIME)
if radio.volumeChanged():
lcd.line2("Volume " + str(radio.getVolume()))
time.sleep(0.5)
time.sleep(0.1)
def status(self):
# Get the pid from the pidfile
try:
pf = file(self.pidfile,'r')
pid = int(pf.read().strip())
pf.close()
except IOError:
pid = None
if not pid:
message = "radiod status: not running"
log.message(message, log.INFO)
print message
else:
message = "radiod running pid " + str(pid)
log.message(message, log.INFO)
print message
return
# End of class overrides
# Check Timer fired
def checkTimer(radio):
interrupt = False
if radio.fireTimer():
log.message("Timer fired", log.INFO)
radio.mute()
radio.setDisplayMode(radio.MODE_SLEEP)
interrupt = True
return interrupt
# Interrupt scrolling LCD routine
def interrupt():
global lcd
global radio
global volumeknob
global tunerknob
global rss
interrupt = False
switch = radio.getSwitch()
if switch > 0:
interrupt = get_switch_states(lcd,radio,rss,volumeknob,tunerknob)
# Rapid display of timer
if radio.getTimer() and not interrupt:
displayTime(lcd,radio)
interrupt = checkTimer(radio)
if radio.volumeChanged():
lcd.line2("Volume " + str(radio.getVolume()))
time.sleep(0.5)
if not interrupt:
interrupt = checkState(radio)
return interrupt
def no_interrupt():
return False
# Call back routine for the volume control knob
def volume_event(event):
global radio
global volumeknob
switch = 0
ButtonNotPressed = volumeknob.getSwitchState(MUTE_SWITCH)
# Suppress events if volume button pressed
if ButtonNotPressed:
radio.incrementEvent()
if event == RotaryEncoder.CLOCKWISE:
switch = RIGHT_SWITCH
elif event == RotaryEncoder.ANTICLOCKWISE:
switch = LEFT_SWITCH
if event == RotaryEncoder.BUTTONDOWN:
switch = MUTE_SWITCH
radio.setSwitch(switch)
return
# Call back routine for the tuner control knob
def tuner_event(event):
global radio
global tunerknob
switch = 0
ButtonNotPressed = tunerknob.getSwitchState(MENU_SWITCH)
# Suppress events if tuner button pressed
if ButtonNotPressed:
radio.incrementEvent()
if event == RotaryEncoder.CLOCKWISE:
switch = UP_SWITCH
elif event == RotaryEncoder.ANTICLOCKWISE:
switch = DOWN_SWITCH
if event == RotaryEncoder.BUTTONDOWN:
switch = MENU_SWITCH
radio.setSwitch(switch)
return
# Check switch states
def get_switch_states(lcd,radio,rss,volumeknob,tunerknob):
interrupt = False # Interrupt display
switch = radio.getSwitch()
pid = exec_cmd("cat /var/run/radiod.pid")
display_mode = radio.getDisplayMode()
input_source = radio.getSource()
events = radio.getEvents()
option = radio.getOption()
if switch == MENU_SWITCH:
log.message("MENU switch pressed, from current mode=" + str(display_mode), log.DEBUG)
radio.unmute()
if display_mode == radio.MODE_SOURCE:
# do stuff that's unique to the source selection menu
log.message("--", log.DEBUG)
log.message("display_mode is SOURCE, menu switch pressed, current source from radio.getSource() is: " + str(input_source), log.DEBUG)
log.message("--", log.DEBUG)
if input_source == radio.RADIO:
lcd.line2("Reloading ")
reload(lcd,radio)
radio.setReload(False)
radio.setDisplayMode(radio.MODE_TIME)
elif input_source == radio.PLAYER:
lcd.line2("Reloading ")
reload(lcd,radio)
radio.setReload(False)
radio.setDisplayMode(radio.MODE_TIME)
else:
# start up the AM/FM radio
# set the display mode to show the regular AM/FM band and frequency, station
log.message("--", log.DEBUG)
log.message("Starting the AM/FM radio", log.DEBUG)
elif display_mode != radio.MODE_SOURCE: # menu switching doesn't always switch the display mode, e.g. the options menu lets you press the switch to select an input source, and that should not necessarily change the display mode
display_mode = display_mode + 1
# Skip RSS mode if not available
if display_mode == radio.MODE_RSS and not radio.alarmActive():
if not rss.isAvailable():
display_mode = display_mode + 1
else:
lcd.line2("Getting RSS feed")
if display_mode > radio.MODE_LAST:
display_mode = radio.MODE_TIME
radio.setDisplayMode(display_mode)
log.message("New mode " + radio.getDisplayModeString()+
"(" + str(display_mode) + ")", log.DEBUG)
# Shutdown if menu button held for > 3 seconds
MenuSwitch = tunerknob.getSwitchState(MENU_SWITCH)
log.message("switch state=" + str(MenuSwitch), log.DEBUG)
count = 15
while MenuSwitch == 0:
time.sleep(0.2)
MenuSwitch = tunerknob.getSwitchState(MENU_SWITCH)
count = count - 1
if count < 0:
log.message("Shutdown", log.DEBUG)
MenuSwitch = 1
radio.setDisplayMode(radio.MODE_SHUTDOWN)
if radio.getUpdateLibrary():
update_library(lcd,radio)
radio.setDisplayMode(radio.MODE_TIME)
elif radio.getReload():
lcd.line2("Reloading ")
reload(lcd,radio)
radio.setReload(False)
radio.setDisplayMode(radio.MODE_TIME)
elif radio.optionChanged():
log.message("optionChanged", log.DEBUG)
if radio.alarmActive() and not radio.getTimer() and option == radio.ALARMSET:
radio.setDisplayMode(radio.MODE_SLEEP)
radio.mute()
else:
radio.setDisplayMode(radio.MODE_TIME)
radio.optionChangedFalse()
elif radio.loadNew():
log.message("Load new search=" + str(radio.getSearchIndex()), log.DEBUG)
radio.playNew(radio.getSearchIndex())
radio.setDisplayMode(radio.MODE_TIME)
time.sleep(0.2)
interrupt = True
elif switch == UP_SWITCH:
if display_mode != radio.MODE_SLEEP:
log.message("UP switch display_mode " + str(display_mode), log.DEBUG)
if radio.muted():
radio.unmute()
if display_mode == radio.MODE_SOURCE:
radio.toggleSource()
if radio.source != radio.AMFM:
radio.setReload(True)
elif display_mode == radio.MODE_SEARCH:
scroll_search(radio,UP)
elif display_mode == radio.MODE_OPTIONS:
cycle_options(radio,UP)
else:
radio.channelUp()
if display_mode == radio.MODE_RSS:
radio.setDisplayMode(radio.MODE_TIME)
interrupt = True
else:
DisplayExitMessage(lcd)
elif switch == DOWN_SWITCH:
source = radio.getSource()
log.message("--", log.DEBUG)
log.message("current source from radio.getSource() is: " + str(source), log.DEBUG)
log.message("DOWN switch display_mode " + str(display_mode), log.DEBUG)
if display_mode != radio.MODE_SLEEP:
if radio.muted():
radio.unmute()
if display_mode == radio.MODE_SOURCE:
radio.toggleSource()
if radio.source != radio.AMFM:
radio.setReload(True)
elif display_mode == radio.MODE_SEARCH:
scroll_search(radio,DOWN)
elif display_mode == radio.MODE_OPTIONS:
cycle_options(radio,DOWN)
else:
radio.channelDown()
if display_mode == radio.MODE_RSS:
radio.setDisplayMode(radio.MODE_TIME)
interrupt = True
else:
DisplayExitMessage(lcd)
elif switch == LEFT_SWITCH:
log.message("LEFT switch" ,log.DEBUG)
if display_mode != radio.MODE_SLEEP:
if display_mode == radio.MODE_OPTIONS:
toggle_option(radio,lcd,DOWN)
interrupt = True
elif display_mode == radio.MODE_SEARCH and input_source == radio.PLAYER:
scroll_artist(radio,DOWN)
interrupt = True
else:
# Set the volume by the number of rotary encoder events
log.message("events=" + str(radio.getEvents()), log.DEBUG)
volAdjust = radio.getEvents()/2
if radio.muted():
radio.unmute()
volume = radio.getVolume()
while volAdjust > 0:
volume -= 1
if volume < 1:
volume = 1
radio.setVolume(volume)
displayVolume(lcd,radio)
volAdjust -= 1
else:
DisplayExitMessage(lcd)
elif switch == RIGHT_SWITCH:
log.message("RIGHT switch" ,log.DEBUG)
if display_mode != radio.MODE_SLEEP:
if display_mode == radio.MODE_OPTIONS:
toggle_option(radio,lcd,UP)
interrupt = True
elif display_mode == radio.MODE_SEARCH and input_source == radio.PLAYER:
scroll_artist(radio,UP)
interrupt = True
else:
# Set the volume by the number of rotary encoder events
log.message("events=" + str(radio.getEvents()), log.DEBUG)
volAdjust = radio.getEvents()/2
if radio.muted():
radio.unmute()
volume = radio.getVolume()
while volAdjust > 0:
volume += 1
if volume > 100:
volume = 100
radio.setVolume(volume)
displayVolume(lcd,radio)
volAdjust -= 1
else:
DisplayExitMessage(lcd)
elif switch == MUTE_SWITCH:
log.message("MUTE switch" ,log.DEBUG)
if display_mode != radio.MODE_SLEEP:
if radio.muted():
radio.unmute()
displayVolume(lcd,radio)
time.sleep(1)
else:
radio.mute()
lcd.line2("Mute")
interrupt = True
time.sleep(2)
else:
DisplayExitMessage(lcd)
# Reset all rotary encoder events to zero
radio.resetEvents()
radio.setSwitch(0)
return interrupt
# Cycle through the options
# Only display reload the library if in PLAYER mode
def cycle_options(radio,direction):
log.message("cycle_options " + str(direction) , log.DEBUG)
option = radio.getOption()
if direction == UP:
option += 1
else:
option -= 1
# Don;t display reload if not player mode
source = radio.getSource()
if option == radio.RELOADLIB:
if source != radio.PLAYER:
if direction == UP:
option = option+1
else:
option = option-1
if option == radio.STREAMING:
if not radio.streamingAvailable():
if direction == UP:
option = option+1
else:
option = option-1
if option > radio.OPTION_LAST:
option = radio.RANDOM
elif option < 0:
if source == radio.PLAYER:
option = radio.OPTION_LAST
else:
option = radio.OPTION_LAST-1
radio.setOption(option)
radio.optionChangedTrue()
return
# Toggle random mode
def toggle_option(radio,lcd,direction):
option = radio.getOption()
log.message("toggle_option option="+ str(option), log.DEBUG)
events = radio.getEvents()
if option == radio.RANDOM:
if radio.getRandom():
radio.randomOff()
else:
radio.randomOn()
elif option == radio.CONSUME:
if radio.getSource() == radio.PLAYER:
if radio.getConsume():
radio.consumeOff()
else:
radio.consumeOn()
else:
lcd.line2("Not allowed")
time.sleep(2)
elif option == radio.REPEAT:
if radio.getRepeat():
radio.repeatOff()
else:
radio.repeatOn()
elif option == radio.TIMER:
if radio.getTimer():
if direction == UP:
radio.incrementTimer(events/2)
lcd.line2("Timer " + radio.getTimerString())
else:
radio.decrementTimer(events/2)
lcd.line2("Timer " + radio.getTimerString())
else:
radio.timerOn()
elif option == radio.ALARM:
radio.alarmCycle(direction)
elif option == radio.ALARMSET:
value = 1
if events > 4:
value = 5
if events > 10:
value = 60
if direction == UP:
radio.incrementAlarm(value)
lcd.line2("Alarm " + radio.getAlarmTime())
else:
radio.decrementAlarm(value)
lcd.line2("Alarm " + radio.getAlarmTime())
elif option == radio.STREAMING:
radio.toggleStreaming()
elif option == radio.RELOADLIB:
if radio.getUpdateLibrary():
radio.setUpdateLibOff()
else:
radio.setUpdateLibOn()
radio.optionChangedTrue()
log.message("toggle_option end "+ str(option), log.DEBUG)
return
# Update music library
def update_library(lcd,radio):
log.message("Initialising music library", log.INFO)
lcd.line1("Initialising")
lcd.line2("Please wait")
exec_cmd("/bin/umount /media")
exec_cmd("/bin/umount /share")
radio.updateLibrary()
mount_usb(lcd)
mount_share()
log.message("Updatimg music library", log.INFO)
lcd.line1("Updating Library")
lcd.line2("Please wait")
radio.updateLibrary()
radio.loadMusic()
return
# Reload if new source selected (RADIO or PLAYER or AMFM)
def reload(lcd,radio):
exec_cmd("/bin/umount /media") # Unmount USB stick
exec_cmd("/bin/umount /share") # Unmount network drive
source = radio.getSource()
if source == radio.RADIO:
lcd.line1("Loading:")
lcd.line2("Radio Stations")
dirList=os.listdir("/var/lib/mpd/playlists")
for fname in dirList:
log.message("Loading " + fname, log.DEBUG)
lcd.line2(fname)
time.sleep(0.1)
radio.loadStations()
elif source == radio.PLAYER:
lcd.line1("Loading:")
mount_usb(lcd)
mount_share()
radio.loadMusic()
current = radio.execMpcCommand("current")
if len(current) < 1:
update_library(lcd,radio)
elif source == radio.AMFM:
lcd.line1("AM/FM Radio")
lcd.line2("Tune with knob")
return
# Mount USB drive
def mount_usb(lcd):
usbok = False
if os.path.exists("/dev/sda1"):
device = "/dev/sda1"
usbok = True
elif os.path.exists("/dev/sdb1"):
device = "/dev/sdb1"
usbok = True
if usbok:
exec_cmd("/bin/mount -o rw,uid=1000,gid=1000 "+ device + " /media")
log.message(device + " mounted on /media", log.DEBUG)
dirList=os.listdir("/var/lib/mpd/music")
for fname in dirList:
lcd.line2(fname)
time.sleep(0.1)
else:
msg = "No USB stick found!"
lcd.line2(msg)
time.sleep(2)
log.message(msg, log.WARNING)
return
# Mount any remote network drive
def mount_share():
if os.path.exists("/var/lib/radiod/share"):
myshare = exec_cmd("cat /var/lib/radiod/share")
if myshare[:1] != '#':
exec_cmd(myshare)
log.message(myshare,log.DEBUG)
return
# Display the RSS feed
def display_rss(lcd,rss):
rss_line = rss.getFeed()
lcd.setScrollSpeed(0.2) # Scroll RSS faster
lcd.scroll2(rss_line,interrupt)
return
# Display the currently playing station or track
def display_current(lcd,radio):
current_id = radio.getCurrentID()
source = radio.getSource()
if source == radio.RADIO:
current = radio.getCurrentStation()
title = radio.getCurrentTitle()
else:
current_artist = radio.getCurrentArtist()
index = radio.getSearchIndex()
current_artist = radio.getCurrentArtist()
track_name = radio.getCurrentTitle()
current = current_artist + " - " + track_name
# Display any stream error
leng = len(current)
log.message("current to display on lcd1: " + current, log.INFO)
if radio.gotError():
errorStr = radio.getErrorString()
lcd.scroll1(errorStr,interrupt)
radio.clearError()
else:
leng = len(current)
if leng > 16:
lcd.scroll1(current[0:160],interrupt)
elif leng < 1:
lcd.line1("No input!")
time.sleep(1)
radio.play(1) # Reset station or track
else:
lcd.line1(current)
if len(title) > 16:
lcd.scroll2(title[0:160],interrupt)
elif len(title) < 1:
lcd.line2('')
else:
lcd.line2(title)
return
# Get currently playing station or track number from MPC
def get_current_id():
current_id = 1
status = radio.execMpcCommand("status | grep \"\[\" ")
if len(status) > 1:
x = status.index('#')+1
y = status.index('/')
current_id = int(status[x:y])
exec_cmd ("echo " + str(current_id) + " > " + CurrentFile)
return current_id
# Get the last ID stored in /var/lib/radiod
def get_stored_id(current_file):
current_id = 5
if os.path.isfile(current_file):
current_id = int(exec_cmd("cat " + current_file) )
return current_id
# Execute system command
def exec_cmd(cmd):
p = os.popen(cmd)
result = p.readline().rstrip('\n')
return result
# Get list of tracks or stations
def get_mpc_list(cmd):
list = []
line = ""
p = os.popen("/usr/bin/mpc " + cmd)
while True:
line = p.readline().strip('\n')
if line.__len__() < 1:
break
list.append(line)
return list
# Scroll up and down between stations/tracks
def scroll_search(radio,direction):
current_id = radio.getCurrentID()
playlist = radio.getPlayList()
index = radio.getSearchIndex()
# Artist displayed then don't increment track first time in
if not radio.displayArtist():
leng = len(playlist)
log.message("len playlist =" + str(leng),log.DEBUG)
if leng > 0:
if direction == UP:
index = index + 1
if index >= leng:
index = 0
else:
index = index - 1
if index < 0:
index = leng - 1
radio.setDisplayArtist(False)
track = radio.getTrackNameByIndex(index)
radio.setSearchIndex(index)
radio.setLoadNew(True)
return
# Scroll through tracks by artist
def scroll_artist(radio,direction):
radio.setLoadNew(True)
index = radio.getSearchIndex()
playlist = radio.getPlayList()
current_artist = radio.getArtistName(index)
found = False
leng = len(playlist)
count = leng
while not found:
if direction == UP:
index = index + 1
if index >= leng:
index = 0
elif direction == DOWN:
index = index - 1
if index < 1:
index = leng - 1
new_artist = radio.getArtistName(index)
if current_artist != new_artist:
found = True
count = count - 1
# Prevent everlasting loop
if count < 1:
found = True
index = current_id
# If a Backward Search find start of this list
found = False
if direction == DOWN:
current_artist = new_artist
while not found:
index = index - 1
new_artist = radio.getArtistName(index)
if current_artist != new_artist:
found = True
index = index + 1
if index >= leng:
index = leng-1
radio.setSearchIndex(index)
return
# Source selection display
def display_source_select(lcd,radio):
lcd.line1("Input Source:")
source = radio.getSource()
if source == radio.RADIO:
lcd.line2("Internet Radio")
elif source == radio.PLAYER:
lcd.line2("Music library")
elif source == radio.AMFM:
lcd.line2("AM/FM radio")
return
# Display search (Station or Track)
def display_search(lcd,radio):
index = radio.getSearchIndex()
source = radio.getSource()
if source == radio.PLAYER:
current_artist = radio.getArtistName(index)
current_track = radio.getTrackNameByIndex(index)
# Speed up display whilst searching
if radio.getEvents() == 0:
lcd.scroll1("(" + str(index+1) + ")" + current_artist[0:160],interrupt)
lcd.scroll2(current_track,interrupt)
else:
lcd.line1("(" + str(index+1) + ")" + current_artist)
lcd.line2(current_track)
else:
lcd.line1("Search:" + str(index+1))
current_station = radio.getStationName(index)
# Speed up display whilst searching
if radio.getEvents() == 0:
lcd.scroll2(current_station[0:160],interrupt)
else:
lcd.line2(current_station)
return
# Display volume and streamin on indicator
def displayVolume(lcd,radio):
volume = radio.getVolume()
msg = "Volume " + str(volume)
if radio.getStreaming():
msg = msg + ' *'
lcd.line2(msg)
return
# Options menu
def display_options(lcd,radio):
option = radio.getOption()
if option != radio.TIMER and option != radio.ALARM and option != radio.ALARMSET:
lcd.line1("Menu selection:")
if option == radio.RANDOM:
if radio.getRandom():
lcd.line2("Random on")
else:
lcd.line2("Random off")
elif option == radio.CONSUME:
if radio.getConsume():
lcd.line2("Consume on")
else:
lcd.line2("Consume off")
elif option == radio.REPEAT:
if radio.getRepeat():
lcd.line2("Repeat on")
else:
lcd.line2("Repeat off")
elif option == radio.TIMER:
lcd.line1("Set timer:")
if radio.getTimer():
lcd.line2("Timer " + radio.getTimerString())
else:
lcd.line2("Timer off")
elif option == radio.ALARM:
alarmString = "Alarm off"
lcd.line1("Set alarm:")
alarmType = radio.getAlarmType()
if alarmType == radio.ALARM_ON:
alarmString = "Alarm on"
elif alarmType == radio.ALARM_REPEAT:
alarmString = "Alarm repeat"
elif alarmType == radio.ALARM_WEEKDAYS:
alarmString = "Weekdays only"
lcd.line2(alarmString)
elif option == radio.ALARMSET:
lcd.line1("Set alarm time:")
lcd.line2("Alarm " + radio.getAlarmTime())
elif option == radio.STREAMING:
if radio.getStreaming():
lcd.line2("Streaming on")
else:
lcd.line2("Streaming off")
elif option == radio.RELOADLIB:
if radio.getUpdateLibrary():
lcd.line2("Update list:Yes")
else:
lcd.line2("Update list:No")
return
# Display shutdown messages
def displayShutdown(lcd):