def __init__(self, master):
# debug mode
self.debug = True
self.started = False
self.sample_fs = 50
self.master = master
# create builder
self.builder = builder = pygubu.Builder()
# load ui
builder.add_from_file("baby_monitor.ui")
# create widget
self.main_window = builder.get_object('main_window', master)
# callback functions
builder.connect_callbacks(self)
# bind window close event
master.protocol('WM_DELETE_WINDOW', self.on_button_quit_clicked)
# construct SensorView
self.sv_q = []
self.sv = []
for i in range(1, 6):
frame_id = "Sensor_%d" % i
frame = builder.get_object(frame_id)
label_id = "Label_sensor_%d" % i
label = builder.get_object(label_id)
text_id = "label_sensor_%d_text" % i
text = builder.get_variable(text_id)
inq = Queue()
self.sv.append(SensorView(i, label, text, frame, inq, self.sample_fs))
self.sv_q.append(inq)
self.dongle = USBTransceiver(5, self.sv_q, self.sample_fs)
self.dongle.start()
class MyApp:
def __init__(self, master):
# debug mode
self.debug = True
self.started = False
self.sample_fs = 50
self.master = master
# create builder
self.builder = builder = pygubu.Builder()
# load ui
builder.add_from_file("baby_monitor.ui")
# create widget
self.main_window = builder.get_object('main_window', master)
# callback functions
builder.connect_callbacks(self)
# bind window close event
master.protocol('WM_DELETE_WINDOW', self.on_button_quit_clicked)
# construct SensorView
self.sv_q = []
self.sv = []
for i in range(1, 6):
frame_id = "Sensor_%d" % i
frame = builder.get_object(frame_id)
label_id = "Label_sensor_%d" % i
label = builder.get_object(label_id)
text_id = "label_sensor_%d_text" % i
text = builder.get_variable(text_id)
inq = Queue()
self.sv.append(SensorView(i, label, text, frame, inq, self.sample_fs))
self.sv_q.append(inq)
self.dongle = USBTransceiver(5, self.sv_q, self.sample_fs)
self.dongle.start()
def on_button_quit_clicked(self):
if self.debug:
print "button quit clicked"
if self.started:
self.on_button_start_clicked()
for i in range(5):
self.sv[i].stop()
self.dongle.stop()
time.sleep(1)
for i in range(5):
if self.sv[i].isAlive():
if self.debug:
print "wait sv ", i+1
self.sv[i].join()
if self.dongle.isAlive():
if self.debug:
print "wait dongle"
self.dongle.join()
print "ready to exit"
self.master.destroy()
def on_button_start_clicked(self):
button = self.builder.get_object("Button_Start", self.master)
button.configure(state="disabled")
text = self.builder.get_variable("current_start_text")
if self.debug:
print "button start clicked"
if not self.started:
if self.debug:
print "Resume"
for i in range(5):
self.sv[i].set_sample_fs(self.sample_fs)
self.dongle.set_sample_fs(self.sample_fs)
# start data logger
self.dongle.logger_start(self.sample_fs)
# dongle enter dumper mode
self.dongle.resume()
print "send start"
for i in range(5):
self.dongle.send_start_packet(self.sample_fs)
time.sleep(0.1)
print "enter dumper"
self.dongle.dumper_mode = True
self.dongle.setup_dumper()
if not self.dongle.isAlive():
self.dongle.start()
text.set("Stop")
self.started = True
for i in range(5):
if not self.sv[i].isAlive():
self.sv[i].start()
self.sv[i].resume()
else:
if self.debug:
print "Pause"
print "send stop"
for i in range(5):
self.dongle.send_stop_packet()
time.sleep(0.1)
self.dongle.pause()
print "exit dumper"
self.dongle.exit_dumper()
# stop data logger
self.dongle.logger_stop()
for i in range(5):
self.sv[i].off()
text.set("Start")
self.started = False
button.configure(state="normal")
def on_button_save_clicked(self):
if self.debug:
print "button save clicked"
def on_20Hz_clicked(self):
if self.debug:
print "select 20Hz"
text_var = self.builder.get_variable('current_freq_text')
text_var.set("20Hz")
self.sample_fs = 20
def on_50Hz_clicked(self):
if self.debug:
print "select 50Hz"
text_var = self.builder.get_variable('current_freq_text')
text_var.set("50Hz")
self.sample_fs = 50
