191 lines
6.5 KiB
Python
191 lines
6.5 KiB
Python
'''
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Created on 8 apr 2019
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@author: Emanuele Trabattoni
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'''
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import sys
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import time
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import datetime
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import socket
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import json
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import PyQt5.QtWidgets
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from MkpWIFI.MKPrint_GUI import Ui_MainWindow
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class main(PyQt5.QtWidgets.QMainWindow):
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def __init__(self):
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PyQt5.QtWidgets.QMainWindow.__init__(self)
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self.ui = Ui_MainWindow()
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self.ui.setupUi(self)
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self.setFixedSize(self.maximumSize())
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self.setWindowTitle("Manda Etichette a Marcatrice")
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self.inkStatCounter = 0
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self.printer = None
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self.headStatus = dict()
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self.connected = False
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self.sending = False
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self.timer = PyQt5.QtCore.QTimer()
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self.ui.btn_connect.clicked.connect(self.connetti)
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self.ui.btn_upload.clicked.connect(self.upload)
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self.ui.btn_upload.setEnabled(False)
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self.ui.rad_dataOn.setChecked(True)
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self.ui.prg_inkLevel.setTextVisible(True)
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try:
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self.setFile = open("conf.json", "r")
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self.settings = json.load(self.setFile)
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self.data = self.settings["printcmd"]
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except FileNotFoundError as e:
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print("Configuration file error: {}".format(e))
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sys.exit(1)
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pass
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def connetti(self):
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if not self.connected:
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if self.printer is None:
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try:
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self.printer = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.printer.connect((self.settings["ip"], self.settings["port"]))
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self.printer.settimeout(0.5)
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self.ui.btn_connect.setText("DISCONNETTI")
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self.ui.lbl_stat.setText("Connesso")
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self.ui.btn_upload.setEnabled(True)
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self.connected = True
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self.status()
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self.timer.start(self.settings["keepalive"])
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self.timer.timeout.connect(self.keepalive)
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except socket.error as e :
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print ("Connessione Fallita: {}".format(e))
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self.printer = None
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self.connected = False
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pass
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else:
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self.disconnetti()
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pass
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pass
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def disconnetti(self):
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if self.connected:
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self.timer.stop()
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self.connected = False
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self.ui.btn_connect.setText("CONNETTI")
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self.ui.lbl_stat.setText("Disconnesso")
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self.printer.close()
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self.printer = None
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pass
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def upload(self):
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self.sending=True
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if self.connected:
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if self.ui.rad_dataOn.isChecked():
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date = datetime.datetime.now()
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date = date.strftime(self.data["dateformat"])
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else:
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date = ""
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cmdstr = "\x02TZ" + self.data["filename"] + ";" + self.data["printmode"] + "\r"
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descr = str(self.ui.txt_descr.toPlainText()).capitalize()
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print(bytearray(descr,"ascii"))
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descr = descr.replace("\n", "\t")
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datastr = str(self.ui.txt_model.text()).upper() + "\r" + \
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date + descr + "\r"
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outstr = cmdstr + datastr + "\03\r"
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self.printer.settimeout(1.0)
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try:
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self.printer.send(bytearray(outstr, "ascii"))
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retval = self.printer.recv(1)
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print("ACK: ", retval)
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if retval == b'\x06':
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retval = self.printer.recv(6)
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if retval == b'\x021OK\x03':
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print("RESP: ", retval)
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self.ui.lbl_stat.setText("Invio Riuscito!")
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print("Printer OK")
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else:
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self.ui.lbl_stat.setText("Invio Fallito!")
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print("Printer Error")
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else:
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print("Send Error")
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self.printer.settimeout(0.5)
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self.status()
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if self.headStatus["ink"] == 2:
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self.ui.lbl_stat.setText("CARTUCCIA ESAURITA\nSostituire!")
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elif self.headStatus["ink"] == 1:
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self.ui.lbl_stat.setText("Cartuccia in Esaurimento")
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except socket.error as e:
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print("Socket error: ", e)
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self.printer.settimeout(0.5)
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self.ui.lbl_stat.setText("Invio Fallito!")
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self.printer.sendall(b"\r"*5)
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self.printer.recv(5)
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self.sending = False
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pass
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def keepalive(self):
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if not self.sending:
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print ("Keepalive")
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if self.connected:
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try:
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self.printer.send(b"\x1B*\r")
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print(str(self.printer.recv(5)))
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self.ui.lbl_stat.setText("Connesso")
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if self.inkStatCounter <= self.settings["inkstat"]:
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self.inkStatCounter +=1
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else:
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self.status()
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self.inkStatCounter = 0
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except:
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self.disconnetti()
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else:
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self.ui.lbl_stat.setText("Disconnesso")
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pass
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def status(self):
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if self.connected:
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try:
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self.printer.send(b"\x1BS1\r")
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time.sleep(1)
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c = self.printer.recv(1)
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inData = b""
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while c != b"\r":
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inData += c
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if len(inData) > 200:
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print("Status Message Length Error")
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raise
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c=self.printer.recv(1)
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inData = str(inData,"ascii")
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inData = inData.split(":")
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for val in enumerate(self.data["headstatus"]):
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if val[1] != "txt":
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self.headStatus[val[1]] = int(inData[val[0]])
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else:
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self.headStatus[val[1]] = str(inData[val[0]])
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print("Status: {}".format(self.headStatus))
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self.ui.prg_inkLevel.setValue(self.headStatus["iuse"])
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self.ui.lcd_printCount.display(str(self.headStatus["labelCnt"]))
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except:
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print("Status retreive error!")
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pass
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def quit(self):
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pass
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if __name__ == '__main__':
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app = PyQt5.QtWidgets.QApplication(sys.argv)
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window = main()
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window.show()
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sys.exit(app.exec_())
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pass
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