def main():
window = sg.FlexForm('Log window',
default_element_size=(30, 2),
font=('Helvetica', ' 10'),
default_button_element_size=(8, 2),
return_keyboard_events=True)
layout = \
[
[sg.Multiline(size=(50, 15), key='Log')],
[sg.Button('Start', bind_return_key=True, key='_START_'), sg.Button('Exit')]
]
window.Layout(layout).Read(timeout=0)
appStarted = False
# Setup logging and start app
logging.basicConfig(level=logging.DEBUG)
log_queue = queue.Queue()
queue_handler = QueueHandler(log_queue)
logger.addHandler(queue_handler)
threadedApp = ThreadedApp()
# Loop taking in user input and querying queue
while True:
# Wake every 100ms and look for work
event, values = window.Read(timeout=100)
if event == '_START_':
if not appStarted:
threadedApp.start()
logger.debug('App started')
window.FindElement('_START_').Update(disabled=True)
appStarted = True
elif event in (None, 'Exit'):
break
# Poll queue
try:
record = log_queue.get(block=False)
except queue.Empty:
pass
else:
msg = queue_handler.format(record)
window.FindElement('Log').Update(msg + '\n', append=True)
window.Close()
exit()
msgExtensionType = '.png'
# Select a directory and read in the IMAGE files from that directory
img_files, img_fileNames = crdir.get_img_files(refDirectoryPath,
imgExtensionType)
# Select a directory and read in the MESSAGE files from that directory
msg_files, msg_fileNames = crdir.get_img_files(refDirectoryPath,
msgExtensionType)
print('msg_fileNames = {}'.format(msg_fileNames))
# #### Image browser ####
# create the imageBrowser that returns keyboard events
imageBrowser = sg.FlexForm('Image Browser',
return_keyboard_events=True,
location=(0, 0),
use_default_focus=False)
# Check to be sure there are images to read
try:
img = fitz.Pixmap(img_files[0]) # Read first image into PyMuPDF
if verbose: print("Reading {}:".format(img_files[0]))
except IndexError: # If no images of the correct type could be found:
print(
'\n > > > > > > > > No "{}" images found in directory "{}". Quitting.\n'
.format(imgExtensionType, refDirectoryPath))
exit(0)
# create target pixmap
blank_pix = fitz.Pixmap(img.colorspace,
