def yesno ( prompt = "Yes or no?", value = "yes" ):
if value == "yes":
answer = "[YES] no"
selected = True
elif value == "no":
answer = "yes [NO]"
selected = False
else:
raise ValueError("Incorrect value " + value)
display = Display()
display.message(prompt + "\n" + answer)
while True:
if display.button_select():
display.clear()
return(selected)
elif display.button_left() or display.button_right():
if selected:
answer = "yes [NO]"
selected = False
else:
answer = "[YES] no"
selected = True
display.message(prompt + "\n" + answer)
def text (prompt = "Enter text...", value = ""):
maxlen = 16
if len(value) > maxlen:
raise ValueError("Value too long")
display = Display()
letters = letter_choices()
answer = []
column = 0
if value:
for i in range(0, len(value)):
answer.append(value[i])
else:
for i in range (0, maxlen):
answer.append(' ')
display.message( prompt + "\n" + string.join(answer, '') )
display.move_cursor(col = column, row = 1)
display.blink_cursor()
while True:
if display.button_select():
return( string.join(answer, '') )
elif display.button_left():
if column > 0:
column -= 1
display.move_cursor(col = column, row = 1)
elif display.button_right():
if column < 15:
column += 1
display.move_cursor(col = column, row = 1)
elif display.button_up():
letter = answer[column]
index = letters.index(letter)
if index < (len(letters) - 1):
index += 1
else:
index = 0
answer[column] = letters[index]
display.message( prompt + "\n" + string.join(answer, '') )
display.move_cursor(col = column, row = 1)
elif display.button_down():
letter = answer[column]
index = letters.index(letter)
if index > 0:
index -= 1
else:
index = len(letters) - 1
answer[column] = letters[index]
display.message( prompt + "\n" + string.join(answer, '') )
display.move_cursor(col = column, row = 1)
def longtext (prompt = "Enter text...", value = ""):
display = Display()
letters = letter_choices() # possible character values
cursor_column = 0 # the column where the cursor is at
answer_column = 0 # the current column somewhere in the answer
display_column = 0 # the column to start displaying at
# initialize the answer
answer = []
if value:
for i in range(0, len(value)):
answer.append(value[i])
else:
answer.append(' ')
display.message( prompt + "\n" + string.join(answer, '')[display_column:16] )
display.move_cursor(col = cursor_column, row = 1)
display.blink_cursor()
while True:
if display.button_select():
return( string.join(answer, '').strip() )
elif display.button_left():
logging.debug("left")
logging.debug( "before start column = " + str(display_column) )
logging.debug( "before answer column = " + str(answer_column) )
logging.debug( "before cursor column = " + str(cursor_column) )
if cursor_column > 0:
logging.debug( "decrementing cursor column and moving cursor" )
cursor_column -= 1
display.move_cursor(col = cursor_column, row = 1)
answer_column -= 1
elif answer_column > 0:
logging.debug( "decrementing answer and start column and scrolling display" )
answer_column -= 1
display_column -= 1
display.message( prompt + "\n" + string.join(answer, '')[display_column:display_column+16] )
display.move_cursor(col = cursor_column, row = 1)
else:
logging.debug( "not moving any cursors, already at start of display and of answer" )
logging.debug( "after start column = " + str(display_column) )
logging.debug( "after answer column = " + str(answer_column) )
logging.debug( "after cursor column = " + str(cursor_column) )
elif display.button_right():
logging.debug( "right" )
logging.debug( "before start column = " + str(display_column) )
logging.debug( "before answer column = " + str(answer_column) )
logging.debug( "before cursor column = " + str(cursor_column) )
answer_column += 1
if answer_column == len(answer):
logging.debug( "appending space" )
answer.append(' ')
if cursor_column < 15:
logging.debug( "incrementing cursor column and moving cursor" )
cursor_column += 1
display.move_cursor(col = cursor_column, row = 1)
else:
logging.debug( "incrementing start column and scrolling answer" )
display_column += 1
display.message( prompt + "\n" + string.join(answer, '')[display_column:display_column+16] )
display.move_cursor(col = cursor_column, row = 1)
logging.debug( "after start column = " + str(display_column) )
logging.debug( "after answer column = " + str(answer_column) )
logging.debug( "after cursor column = " + str(cursor_column) )
elif display.button_up():
letter = answer[answer_column]
index = letters.index(letter)
if index < (len(letters) - 1):
index += 1
else:
index = 0
answer[answer_column] = letters[index]
display.message( prompt + "\n" + string.join(answer, '')[display_column:display_column+16] )
display.move_cursor(col = cursor_column, row = 1)
elif display.button_down():
letter = answer[answer_column]
index = letters.index(letter)
if index > 0:
index -= 1
else:
index = len(letters) - 1
answer[answer_column] = letters[index]
display.message( prompt + "\n" + string.join(answer, '')[display_column:display_column+16] )
display.move_cursor(col = cursor_column, row = 1)
exit(0)
signal.signal(signal.SIGINT, exit_handler)
signal.signal(signal.SIGQUIT, exit_handler)
signal.signal(signal.SIGTERM, exit_handler)
display = Display()
timefmt = "%Y/%m/%d\n%H:%M:%S"
old_t = int(time.time())
display.message(time.strftime(timefmt))
while True:
if display.button_select():
if Input.yesno(prompt = "Exit?" , value = "no"):
display.stop()
exit(0)
if Input.yesno(prompt = "Reboot?" , value = "no"):
display.message("Rebooting...")
os.system("/sbin/shutdown -r now")
time.sleep(1)
exit(0)
if Input.yesno(prompt = "Shutdown?" , value = "no"):
display.message("Shutting down...")
os.system("/sbin/shutdown -h -P now")
time.sleep(1)
exit(0)
