def lcd_print(self, end_event, event_to):
# Not triggered on event timeout
while (not event_to.isSet()) and (not end_event.isSet()):
event_is_set = event_to.wait(0.2)
if end_event.isSet(): break
if event_is_set:
self.display_single(cpf.msg_form(self.status))
event_to.clear()
def on_release(self, key):
if key == keyboard.Key.esc:
self.status = cpf.msg_form("<Esc>", "No keyboard")
self.event_print.set()
return False
if key == keyboard.Key.end:
self.end()
return False
if key == keyboard.Key.tab:
self.event_print.set()
def lcd_printout_timeout(lcd,msg_list,event,timeout_sec):
# Triggered on event timeout
cntr=0
while not event.isSet():
cntr+=cntr
#print(cntr) #=0 => e.wait works
event_is_set = event.wait(timeout_sec)
if event_is_set:
lcd_printout(lcd,msg_list,1.5)
event.clear() # clear isSet flag in event
else:
lcd_msg(lcd,cpf.msg_form(cpi.lcd_timestamp()[0:2]))
def display_multi(self, list_msg, delay):
"""Prints a list of text messages to terminal and LCD.
LCD is first cleared.
Args:
list_msg (string list): a list of text messages formatted by printout_format.py into 2 rows of 16 chars
delay (int): thread sleep
"""
self.LCD.clear()
time.sleep(0.1)
for msg in list_msg:
self.display_single(cpf.msg_form(msg))
time.sleep(delay)
def lcd_print_timeout(self, end_event, event, timeout_sec=[1, 12]):
# Triggered on event timeout >> periodic
cntr = 0
while (not event.isSet()) and (not end_event.isSet()):
cntr += cntr
# print(cntr) #=0 => e.wait works
event_is_set = event.wait(timeout_sec[0])
if end_event.isSet(): break
if event_is_set:
# infos[0]
self.display_multi_info(0, 1.5)
event.clear() # clear isSet flag in event
else: # not set >> perform periodic updates
# timestamps
self.display_single(cpf.msg_form(self.tt.timestamps()[0:2]))
# periodic remainder
if self.tt.timedeltas(timeout_sec[1])[2]:
# infos[1] <controls>
self.display_multi_info(1, 2)
def lcd_msg_list(lcd_columns=16, lcd_rows=2):
msg_list = [
cpf.lcd_ribbon(lcd_columns, lcd_rows),
cpf.msg_form(plt_id.system, plt_id.node, "OS {}"),
cpf.msg_form(plt_id.release, plt_id.machine, "rel {}", "chip {}"),
cpf.msg_form(get_ip(), "", "{} IP", "{} ID"),
cpf.msg_form(get_wlan(), "", "CFreq {} GHz", "WLAN Channel {}"),
cpf.msg_form(
"CPU {} %".format(psutil.cpu_percent()), "CPU {} {}C".format(
psutil.sensors_temperatures()['cpu_thermal'][0].current,
degree)),
cpf.msg_form(psutil.virtual_memory().percent,
psutil.swap_memory().percent, "Virt MEM {} %",
"Swap MEM {} %"),
cpf.lcd_ribbon(lcd_columns, lcd_rows)
]
msg_idle = [cpf.lcd_info()]
return msg_list, msg_idle