Ejemplos de programas destacados
Sistema de gestión de facturación de reconocimiento de matrículas de estacionamiento de Python+QT - versión de actualización
Si necesita instalar el entorno operativo o la depuración remota, consulte la tarjeta de presentación QQ personal en la parte inferior del artículo, ¡y el personal profesional y técnico lo ayudará de forma remota!
prefacio
Este blog escribe código para <<Python+QT sistema de gestión de facturación de reconocimiento de matrículas de estacionamiento - versión mejorada>>, el código es limpio, regular y fácil de leer. La primera opción para el aprendizaje y la recomendación de aplicaciones.
Los principales contenidos de actualización son los siguientes:
Esta versión optimiza la precisión de facturación calculada por segundos, agrega la función de pago por escaneo de código QR, así como el número de estacionamientos, estacionamientos restantes y otra información.
Directorio de artículos
1. Software de herramienta requerido
2. Usar pasos
1. Importar biblioteca
2. Implementación del código
3. Ejecución de resultados
3. Asistencia en línea
1. Software de herramienta requerido
1. Pitón，Pycharm
2. CV abierto
2. Usar pasos
1. Importar biblioteca
# coding:utf-8
import sys
import os
import csv
import cv2
import numpy as np
from PIL import Image, ImageTk
from tensorflow import keras
from core import locate_and_correct
from Unet import unet_predict
from CNN import cnn_predict
from untitled import Ui_mainWindow
import record
import photoW
from dbase import Record2
from PyQt5 import QtWidgets
from PyQt5 import QtWidgets, QtCore, QtGui
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from PyQt5.QtCore import *
from login import *
from register import *
import time
import datetime
from datetime import datetime
import pandas as pd
import time2. Implementación del código
el código se muestra a continuación:
class myWin(QtWidgets.QMainWindow, Ui_mainWindow):
def __init__(self):
super(myWin, self).__init__()
self.setupUi(self)
self.pushButton_5.clicked.connect(self.carPlateRecogIn)
self.pushButton_9.clicked.connect(self.carPlatePosition)
self.pushButton_10.clicked.connect(self.manualOpen)
self.pushButton_11.clicked.connect(self.CostCalculation)
self.pushButton_3.clicked.connect(self.open_second_ui)
self.unet = keras.models.load_model('unet.h5')
self.cnn = keras.models.load_model('cnn.h5')
print('正在启动中,请稍等...')
cnn_predict(self.cnn, [np.zeros((80, 240, 3))])
print("已启动,开始识别！")
self.currentNumberInit()
self.vipNumberInit()
self.pushButton.clicked.connect(self.totalQttyModify)
self.pushButton_2.clicked.connect(self.appointmentModify)
self.pushButton_4.clicked.connect(self.feeModify)
self.pushButton_12.clicked.connect(self.vipAdd)
self.pushButton_12.clicked.connect(self.vipAdd)
self.pushButton_13.clicked.connect(self.clearpN)
self.pushButton_7.clicked.connect(self.threadRun)
#self.pushButton_3.clicked.connect(self.threadRun)
self.pushButton_2.clicked.connect(self.closeEvent)
self.pushButton_8.clicked.connect(self.switch_video)
self.timer2 = VideoTimer()
self.timer2.timeSignal.signal[str].connect(self.videoRecog2)
def threadRun(self):
# thread1.start()
if self.pushButton_7.text()=="模型初始化thread":
threadSetup()
# thread1.start()
self.pushButton_7.setText("停止模型thread")
elif self.pushButton_7.text()=="停止模型thread":
#stop_thread(thread1)
#stop_thread(threadT)
threadStop()
print("tttt6")
self.pushButton_7.setText("模型初始化thread")
# # 退出系统窗口 X 绑定函数事件
def closeEvent(self, event):
# print("test")
self.box = QMessageBox(QMessageBox.Warning, "系统提示信息", "是否退出系统？")
qyes = self.box.addButton(self.tr("是"), QMessageBox.YesRole)
qno = self.box.addButton(self.tr("否"), QMessageBox.NoRole)
self.box.exec_()
if self.box.clickedButton() == qyes:
try:
threadStop()
except:
print("abnormal")
event.accept()
QtWidgets.QWidget.closeEvent(self, event)
sys.exit().accept()
else:
event.ignore()
def switch_video(self):
# self.timer2.start()
if self.pushButton_8.text() == "开始检测":
self.timer2.start()
print("tttt6")
self.pushButton_8.setText("暂停检测")
elif self.pushButton_8.text() == "暂停检测":
self.timer2.stop()
print("tttt6")
self.pushButton_8.setText("开始检测")
def videoRecog2(self):
# print("im02: ",im02)
try:
# 视频1开始***********************************************
frame = cv2.cvtColor(im02, cv2.COLOR_BGR2RGB)
height, width, bytesPerComponent = frame.shape
bytesPerLine = bytesPerComponent * width
self.q_image = QtGui.QImage(frame.data, width, height, bytesPerLine, QtGui.QImage.Format_RGB888) \
.scaled(self.label.height() * 0.8, self.label.height() * 0.6)
self.label.setPixmap(QPixmap.fromImage(self.q_image))
#self.label.setScaledContents(True)
self.update()
# 视频1结束***********************************************
# 视频2开始***********************************************
cv2.imwrite("tempV.jpg",im02)
self.img_src_path="tempV.jpg"
print("test")
img_src = cv2.imdecode(np.fromfile(self.img_src_path, dtype=np.uint8), -1) # 从中文路径读取时用
print("test")
h, w = img_src.shape[0], img_src.shape[1]
print("aa")
if h * w <= 240 * 80 and 2 <= w / h <= 5: # 满足该条件说明可能整个图片就是一张车牌,无需定位,直接识别即可
lic = cv2.resize(img_src, dsize=(240, 80), interpolation=cv2.INTER_AREA)[:, :, :3] # 直接resize为(240,80)
img_src_copy, Lic_img = img_src, [lic]
else: # 否则就需通过unet对img_src原图预测,得到img_mask,实现车牌定位,然后进行识别
img_src, img_mask = unet_predict(self.unet, self.img_src_path)
img_src_copy, Lic_img = locate_and_correct(img_src, img_mask) # 利用core.py中的locate_and_correct函数进行车牌定位和矫正
print("aa")
Lic_pred = cnn_predict(self.cnn, Lic_img) # 利用cnn进行车牌的识别预测,Lic_pred中存的是元祖(车牌图片,识别结果)
if Lic_pred:
#img = Image.fromarray(img_src_copy[:, :, ::-1]) # img_src_copy[:, :, ::-1]将BGR转为RGB
# self.img_Tk = ImageTk.PhotoImage(img)
# self.can_src.delete('all') # 显示前,先清空画板
#self.can_src.create_image(258, 258, image=self.img_Tk,anchor='center') # img_src_copy上绘制出了定位的车牌轮廓,将其显示在画板上
# 显示相片到label_2
img = cv2.imread("tempV.jpg")
frame = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
height, width, bytesPerComponent = frame.shape
bytesPerLine = bytesPerComponent * width
self.q_image = QtGui.QImage(frame.data, width, height, bytesPerLine, QtGui.QImage.Format_RGB888) \
.scaled(self.label.height() * 0.8, self.label.height() * 0.6)
self.label.setPixmap(QPixmap.fromImage(self.q_image))
self.update()
for i, lic_pred in enumerate(Lic_pred):
if i == 0:
print("i: ", i)
print("lic_pred[1]: ",lic_pred[1])
# self.textEdit.setPlainText("车牌编号："+lic_pred[1])
elif i == 1:
print("i: ", i)
# self.textEdit.setPlainText("车牌编号："+lic_pred[1])
elif i == 2:
print("i: ", i)
# self.textEdit.setPlainText("车牌编号："+lic_pred[1])
plateNumber=lic_pred[1]
print("lic_pred[1]2: ", lic_pred[1])
if len(plateNumber)>5:
if not os.path.exists("pN.jpg"):
cv2.imwrite("pN.jpg",im02)
msg_box = QMessageBox(QMessageBox.Warning, '信息', '检测到有车辆到达门口')
msg_box.exec_()
except:
print("mistake")
#软件启动后显示数据库中当前剩余车位数量，与总车位数量到界面
def currentNumberInit(self):
print("aa")
if os.path.exists('pN.jpg'):
os.remove("pN.jpg")
#得到recordinfo.db中在场车辆总数
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute('select name from record_plate')
result2 = curr.fetchall()
row = len(result2)
print("row:", row)
inSiteNumber = row
conn.commit()
curr.close()
conn.close()
conn = sqlite3.connect(databaseName, check_same_thread=False)
curr = conn.cursor()
curr.execute("select * from parking_spaces_number")
# curr.execute("select record_date from {}".format(tableName) )
results = curr.fetchall()
print("results",results[0])
name_list = []
for i in results:
i = list(i)
print(i)
print(i[1])
print(i[2])
print(i[3])
# print(i[4])
print(i[5])
self.lineEdit_2.setText(i[1])
self.lineEdit_3.setText(str(int(i[1])-int(i[3])-inSiteNumber))
self.lineEdit_4.setText(i[3])
self.lineEdit_5.setText(str(inSiteNumber))
self.lineEdit.setText(i[5])
conn.commit()
curr.close()
conn.close()
def currentNumberInit2(self):
print("aa")
#得到recordinfo.db中在场车辆总数
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute('select name from record_plate')
result2 = curr.fetchall()
row = len(result2)
print("row:", row)
inSiteNumber = row
conn.commit()
curr.close()
conn.close()
conn = sqlite3.connect(databaseName, check_same_thread=False)
curr = conn.cursor()
curr.execute("select * from parking_spaces_number")
# curr.execute("select record_date from {}".format(tableName) )
results = curr.fetchall()
print("results",results[0])
name_list = []
for i in results:
i = list(i)
print(i)
print(i[1])
print(i[2])
print(i[3])
# print(i[4])
print(i[5])
self.lineEdit_2.setText(i[1])
self.lineEdit_3.setText(str(int(i[1])-int(i[3])-inSiteNumber))
self.lineEdit_4.setText(i[3])
self.lineEdit_5.setText(str(inSiteNumber))
self.lineEdit.setText(i[5])
conn.commit()
curr.close()
conn.close()
#软件启动后显示数据库中vip车辆到界面
def vipNumberInit(self):
print("aa")
try:
#得到recordinfo.db中在场车辆总数
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute('select name from vip')
result2 = curr.fetchall()
row = len(result2)
print("row:", row)
vipNumber = row
conn.commit()
curr.close()
conn.close()
conn = sqlite3.connect(databaseName, check_same_thread=False)
curr = conn.cursor()
curr.execute("select * from vip")
# curr.execute("select record_date from {}".format(tableName) )
results = curr.fetchall()
print("results",results[0])
name_list = []
for i in results:
i = list(i)
print(i)
print(i[1])
self.textEdit_4.setPlainText(i[1])
conn.commit()
curr.close()
conn.close()
except:
print("mistake")
#清空pN
def clearpN(self):
if os.path.exists('pN.jpg'):
os.remove("pN.jpg")
#vip添加
def vipAdd(self):
TEXT=self.lineEdit_6.text()
import dbase
import sqlite3
import datetime
from datetime import datetime
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute("select * from vip")
# curr.execute("select record_date from {}".format(tableName) )
results = curr.fetchall()
# 数组包含某个文字判断
name_list = []
for i in results:
i = list(i)
print(i)
name_list += i
# name_list =','.join(i)
print("name_list2", name_list)
print("name_list type", type(name_list))
if TEXT not in name_list:
print("yes")
# curr.execute("select name from record_table")
print("saa1")
curr.execute('insert into vip values (null, ?, ?, ?, ?, ?)',(TEXT, datetime.now().strftime("%Y%m%d %H:%M:%S"), ' ', ' ', ' '))
print("saa2")
conn.commit()
conn.rollback()
curr.close()
conn.close()
self.vipNumberInit()
# 界面修改总车位数量写入数据库
def totalQttyModify(self):
totalQtty = self.lineEdit_2.text() #总车位数读取
print("totalQtty",totalQtty)
conn = sqlite3.connect(databaseName, check_same_thread=False)
curr = conn.cursor()
curr.execute('update parking_spaces_number set total_parking_spaces_qtty = "' + str(int(totalQtty)) + '"')
print("enDone")
conn.commit()
curr.close()
conn.close()
msg_box = QMessageBox(QMessageBox.Warning, '信息', '修改成功')
msg_box.exec_()
#界面预约车位数量写入数据库
def appointmentModify(self):
appointmentQtty = self.lineEdit_4.text()
print("appointmentQtty", appointmentQtty)
conn = sqlite3.connect(databaseName, check_same_thread=False)
curr = conn.cursor()
curr.execute('update parking_spaces_number set appointment_qtty = "' + str(int(appointmentQtty)) + '"')
print("enDone")
conn.commit()
curr.close()
conn.close()
self.currentNumberInit()
msg_box = QMessageBox(QMessageBox.Warning, '信息', '预约成功')
msg_box.exec_()
#界面预约车位数量写入数据库
def feeModify(self):
feeT = self.lineEdit.text()
print("feeT", feeT)
conn = sqlite3.connect(databaseName, check_same_thread=False)
curr = conn.cursor()
curr.execute('update parking_spaces_number set fee_num = "' + feeT + '"')
print("enDone")
conn.commit()
curr.close()
conn.close()
msg_box = QMessageBox(QMessageBox.Warning, '信息', '每小时计费修改成功')
msg_box.exec_()
def displayPlate(self):
# 显示相片到label_2
imgName, imgType = QFileDialog.getOpenFileName(self,"打开文件","./","files(*.*)")
img = cv2.imread(imgName)
#img = cv2.imread("test_img/aa.jpg")
cv2.imwrite('temp.jpg', img)
height, width, pixels = img.shape
if width > (self.label.width()):
rheight = (self.label.width() * height) * width
rwidth = self.label.width()
elif height > (self.label.height()):
rwidth = (self.label.height() * width) / height
rheight = self.label.height()
elif ((self.label.height()) - height) < ((self.label.width()) - width):
rwidth = (self.label.height() * width) / height
rheight = self.label.height()
else:
rheight = height
rwidth = width
frame = cv2.resize(img, (int(rwidth), int(rheight)))
img2 = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB) # opencv读取的bgr格式图片转换成rgb格式
_image = QtGui.QImage(img2[:], img2.shape[1], img2.shape[0], img2.shape[1] * 3, QtGui.QImage.Format_RGB888)
jpg_out = QtGui.QPixmap(_image).scaled(rwidth, rheight) # 设置图片大小
self.label.setPixmap(jpg_out) # 设置图片显示
def carPlatePosition(self):
self.label_7.clear()
print("carPlateRecog start")
self.img_src_path="pN.jpg"
img_src = cv2.imdecode(np.fromfile(self.img_src_path, dtype=np.uint8), -1) # 从中文路径读取时用
h, w = img_src.shape[0], img_src.shape[1]
print("aa")
if h * w <= 240 * 80 and 2 <= w / h <= 5: # 满足该条件说明可能整个图片就是一张车牌,无需定位,直接识别即可
lic = cv2.resize(img_src, dsize=(240, 80), interpolation=cv2.INTER_AREA)[:, :, :3] # 直接resize为(240,80)
img_src_copy, Lic_img = img_src, [lic]
else: # 否则就需通过unet对img_src原图预测,得到img_mask,实现车牌定位,然后进行识别
img_src, img_mask = unet_predict(self.unet, self.img_src_path)
img_src_copy, Lic_img = locate_and_correct(img_src, img_mask) # 利用core.py中的locate_and_correct函数进行车牌定位和矫正
print("aa")
def carPlateRecogOut(self):
print("carPlateRecog start")
# self.label_7.clear()
self.img_src_path="pN.jpg"
img_src = cv2.imdecode(np.fromfile(self.img_src_path, dtype=np.uint8), -1) # 从中文路径读取时用
h, w = img_src.shape[0], img_src.shape[1]
print("aa")
if h * w <= 240 * 80 and 2 <= w / h <= 5: # 满足该条件说明可能整个图片就是一张车牌,无需定位,直接识别即可
lic = cv2.resize(img_src, dsize=(240, 80), interpolation=cv2.INTER_AREA)[:, :, :3] # 直接resize为(240,80)
img_src_copy, Lic_img = img_src, [lic]
else: # 否则就需通过unet对img_src原图预测,得到img_mask,实现车牌定位,然后进行识别
img_src, img_mask = unet_predict(self.unet, self.img_src_path)
img_src_copy, Lic_img = locate_and_correct(img_src, img_mask) # 利用core.py中的locate_and_correct函数进行车牌定位和矫正
print("aa")
Lic_pred = cnn_predict(self.cnn, Lic_img) # 利用cnn进行车牌的识别预测,Lic_pred中存的是元祖(车牌图片,识别结果)
if Lic_pred:
# 显示相片到label_2
img = cv2.imread("pN.jpg")
self.label_7.setPixmap(QPixmap(""))
height, width, pixels = img.shape
if width > (self.label_7.width()):
rheight = (self.label_7.width() * height) * width
rwidth = self.label_7.width()
elif height > (self.label_7.height()):
rwidth = (self.label_7.height() * width) / height
rheight = self.label_7.height()
elif ((self.label_7.height()) - height) < ((self.label_7.width()) - width):
rwidth = (self.label_7.height() * width) / height
rheight = self.label_7.height()
else:
rheight = height
rwidth = width
frame = cv2.resize(img, (int(rwidth), int(rheight)))
img2 = cv2.cvtColor(img_src_copy, cv2.COLOR_BGR2RGB) # opencv读取的bgr格式图片转换成rgb格式
_image = QtGui.QImage(img2[:], img2.shape[1], img2.shape[0], img2.shape[1] * 3, QtGui.QImage.Format_RGB888)
jpg_out = QtGui.QPixmap(_image).scaled(rwidth, rheight) # 设置图片大小
self.label_7.setPixmap(jpg_out) # 设置图片显示
for i, lic_pred in enumerate(Lic_pred):
if i == 0:
print("i: ", i)
print("lic_pred[1]: ",lic_pred[1])
self.textEdit.setPlainText("车牌编号："+lic_pred[1])
elif i == 1:
print("i: ", i)
self.textEdit.setPlainText("车牌编号："+lic_pred[1])
elif i == 2:
print("i: ", i)
self.textEdit.setPlainText("车牌编号："+lic_pred[1])
global plateNumber
plateNumber=lic_pred[1]
print("lic_pred[1]2: ", lic_pred[1])
import dbase
import sqlite3
import datetime
from datetime import datetime
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute("select name from record_plate")
# curr.execute('insert into name_table values (null, ?)', [name])
results = curr.fetchall()
for i in results:
i = list(i)
print("i", i)
if i == [plateNumber]:
print("outTime: ", datetime.now())
curr.execute('update record_plate set record_time_out = "' + str(datetime.now().strftime("%Y%m%d %H:%M:%S")
) + '" where name="' + plateNumber + '"')
print("outTime2: ", datetime.now())
conn.commit()
conn.rollback()
if os.path.exists("platetemp.txt"):
os.remove("platetemp.txt")
if not os.path.exists("platetemp.txt"):
file2 = open('platetemp.txt', 'w')
file2.write(plateNumber)
file2.close()
conn.commit()
conn.rollback()
curr.close()
conn.close()
#得到当前数据库中在场车辆数量,更新出的车辆数量到数据库
conn = sqlite3.connect(databaseName, check_same_thread=False)
curr = conn.cursor()
curr.execute("select * from parking_spaces_number")
# curr.execute("select record_date from {}".format(tableName) )
results = curr.fetchall()
print("results", results[0])
name_list = []
for i in results:
i = list(i)
print(i)
print(i[4])
curr.execute('update parking_spaces_number set enter_qtty = "' + str(int(i[4])-1) + '"')
conn.commit()
curr.close()
conn.close()
else: # Lic_pred为空说明未能识别
print("无车牌发现")
def CostCalculation(self):
try:
self.carPlateRecogOut()
global plateNumber
print("plateNumber",plateNumber)
#判断是否是vip车辆
import dbase
import sqlite3
import datetime
from datetime import datetime
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute("select * from vip")
# curr.execute("select record_date from {}".format(tableName) )
results = curr.fetchall()
# 数组包含某个文字判断
name_list = []
for i in results:
i = list(i)
print(i)
name_list += i
# name_list =','.join(i)
print("name_list2", name_list)
print("name_list type", type(name_list))
if plateNumber in name_list:
print("in vip namelist")
msg_box = QMessageBox(QMessageBox.Warning, '信息', 'vip车辆，门已打开，请出门')
msg_box.exec_()
conn.commit()
conn.rollback()
curr.close()
conn.close()
elif plateNumber not in name_list:
print("not in vip namelist")
conn.commit()
conn.rollback()
curr.close()
conn.close()
self.carPlateRecogOut()
self.currentNumberInit2()
print("停车费计算")
import dbase
import sqlite3
import datetime
print("")
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute('select record_time from record_plate where name ="' + plateNumber + '"')
intime = curr.fetchall()
print("intime:", intime)
curr.execute('select record_time_out from record_plate where name ="' + plateNumber + '"')
outtime = curr.fetchall()
print("outtime:", outtime)
for i in intime: i = list(i); intime = ','.join(i)
for i in outtime: i = list(i); outtime = ','.join(i)
print("intime2:", intime)
print("outtime3:", outtime)
conn.commit()
curr.close()
conn.close()
#Fee = 0.001 # 每秒钟0.001元
Fee = float(self.lineEdit.text())
print("Fee",Fee)
date_time_obj_1 = datetime.datetime.strptime(intime, '%Y%m%d %H:%M:%S')
date_time_obj_2 = datetime.datetime.strptime(outtime, '%Y%m%d %H:%M:%S')
dt_time1 = pd.to_datetime(date_time_obj_1) # 转换日期时间到标准格式
dt_time2 = pd.to_datetime(date_time_obj_2) # 转换日期时间到标准格式
dateTimeInterval = dt_time2 - dt_time1 #得到日期时间差
print("dateTimeInterval", dateTimeInterval)
print("date_time_obj_1", date_time_obj_1)
print("date_time_obj_2", date_time_obj_2)
print("dt_time1", dt_time1)
print("dt_time2", dt_time2)
sec1 = time.mktime(dt_time1.timetuple()) # 转换为sec
sec2 = time.mktime(dt_time2.timetuple()) # 转换为sec
print("sec1", sec1)
print("sec2", sec2)
timeInterval = sec2 - sec1
print("timeInterval", timeInterval)
hourTimeInterval = round((timeInterval / 60 / 60),2) #妙转换小时
print("hourTimeInterval", hourTimeInterval)
Cost = timeInterval * Fee
print("Cost", Cost)
#self.textEdit_2.setPlainText("时长：" + str(timeInterval))
self.textEdit_2.setPlainText("时长："+str(dateTimeInterval)+"小时 费用："+str(Cost)+"元")
global costT
costT=str(Cost)
global timeIntervalT
timeIntervalT=timeInterval
#更新出场车牌停车费用到数据库
import dbase
import sqlite3
import datetime
from datetime import datetime
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute('update record_plate set fee = "' + str(Cost) + '" where name="' + str(plateNumber) + '"')
conn.commit()
conn.rollback()
curr.close()
conn.close()
#打开二维码
self.open_third_ui()
#二维码打开付费后，更新数据库付费状态
import dbase
import sqlite3
import datetime
from datetime import datetime
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
curr = conn.cursor()
curr.execute('update record_plate set fee_result= "' + ('Paid') + '" where name="' + str(plateNumber) + '"')
conn.commit()
conn.rollback()
curr.close()
conn.close()
msg_box = QMessageBox(QMessageBox.Warning, '信息', '门已打开，请出门')
msg_box.exec_()
if os.path.exists('pN.jpg'):
os.remove("pN.jpg")
#车出去后删除这个车的数据库记录
# import dbase
# import sqlite3
# conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
# cur = conn.cursor()
# curr.execute('delete from record_plate where name="' + plateNumber + '"') # 删除已经出去的车辆信息
# conn.commit()
# conn.rollback()
# cur.close()
# conn.close()
else:
print("incorrect plate")
except:
print("cost def mistake")
def manualOpen(self):
msg_box = QMessageBox(QMessageBox.Warning, '信息', '门已打开')
msg_box.exec_()
def open_second_ui(self):
self.second_ui = myRecord()
self.second_ui.show()
def open_third_ui(self):
self.third_ui = photoWin()
self.third_ui.show()
#记录显示****************************************************************************//
class myRecord(QtWidgets.QWidget, record.Ui_Frame):
def __init__(self):
super(myRecord, self).__init__()
self.setupUi(self)
self.resize(900, 500)
self.pushButton_6.clicked.connect(self.ExportAllData)
def checkDataView(self):
try:
import dbase
import sqlite3
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
cur = conn.cursor()
cur.execute("select * from record_plate")
rows = cur.fetchall()
row = len(rows) # 取得记录个数，用于设置表格的行数
print("row",row)
vol = len(rows[0]) # 取得字段数，用于设置表格的列数
print("vol", vol)
cur.close()
conn.close()
self.tableWidget.setRowCount(row)
self.tableWidget.setColumnCount(vol)
for i in range(row):
for j in range(vol):
temp_data=rows[i][j] #临时记录，不能直接插入表格
data=QTableWidgetItem(str(temp_data)) #转换后可插入表格
if j != row:
data.setTextAlignment(Qt.AlignHCenter | Qt.AlignVCenter) #居中显示
self.tableWidget.setItem(i,j,data)
self.tableWidget.verticalHeader().setVisible(False) #竖直序列号不可见
# 表头字体加粗
font = self.tableWidget.horizontalHeader().font()
font.setBold(True)
self.tableWidget.horizontalHeader().setFont(font)
except (ValueError, ArithmeticError):
print(" ")
except:
print(" ")
def ExportAllData(self):
import dbase
import sqlite3
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
cur = conn.cursor()
cur.execute("select * from record_plate")
rows = cur.fetchall()
row = len(rows) # 取得记录个数，用于设置表格的行数
print("row",row)
vol = len(rows[0]) # 取得字段数，用于设置表格的列数
print("vol", vol)
cur.close()
conn.close()
print("导出记录")
if (os.path.isfile("ExportAllData.csv")):
os.remove("ExportAllData.csv")
with open('ExportAllData.csv', 'a') as file3:
file3.write("ID, 英文名, 日期时间, 中文名, 打卡记录, 编号;")
file3.close()
for i in range(row):
for j in range(vol):
temp_data=rows[i][j] #临时记录，不能直接插入表格
data2 = str(temp_data)
print("temp_data： ",temp_data)
with open('ExportAllData.csv', 'a') as file2:
if j==5:
file2.write(data2 + ", " + "\n")
file2.close()
else:
file2.write(data2)
file2.write(", ")
file2.close()
msg_box = QMessageBox(QMessageBox.Warning, '信息', '保存成功')
msg_box.exec_()
file5 = open("ExportAllData.csv", 'rt')
contents = file5.read() # 读取txt
data = contents.replace(";", ";\n") #找到特殊字符进行替换
fin = open('ExportAllData2.csv', "wt") #打开新的txt，上面替换的数据写到这里！
fin.write(data) #将处理好的结果再写进前面的txt内。
fin.close()
def deleteClicked(self):
button = self.sender()
try:
if button:
row = self.tableWidget.indexAt(button.pos()).row()
#row2 = self.tableWidget.selectedItems()[0].row() # 获取选中文本所在的行
#column = self.tableWidget.selectedItems()[0].column() # 获取选中文本所在的列
contents = self.tableWidget.selectedItems()[0].text() # 获取选中文本内容
print("contents",contents)
self.tableWidget.removeRow(row)
import dbase
import sqlite3
conn = sqlite3.connect("recordinfo.db", check_same_thread=False)
cur = conn.cursor()
print("contents", contents)
cur.execute('delete from record_plate where id = '+contents)
conn.commit()
conn.rollback()
cur.close()
conn.close()
self.checkDataView()
msg_box = QMessageBox(QMessageBox.Warning, '信息', '删除成功')
msg_box.exec_()
except (ValueError, ArithmeticError):
self.checkDataView()
msg_box = QMessageBox(QMessageBox.Warning, '信息', '请鼠标点击选择需要删除的序号，或未知异常')
msg_box.exec_()
except:
print(" ")
class photoWin(QtWidgets.QWidget, photoW.Ui_Frame):
def __init__(self):
super(photoWin, self).__init__()
self.setupUi(self)
self.resize(400, 500)
self.frame.setStyleSheet(open('style/style_frame.css').read())
self.textEdit.setPlainText("时长：" + str(timeIntervalT) + " 费用：" + costT)
#封装pyqtSignal信号
class Communicate(QObject):
signal=pyqtSignal(str)
class VideoTimer(QThread):
def __init__(self):
QThread.__init__(self)
self.timeSignal=Communicate()
self.mutex = QMutex()
print("tttt5")
def run(self):
with QMutexLocker(self.mutex):
self.stopped = False
while True:
if self.stopped == True:
return
#发送信号给视频要求更新,emit发送信号
print("ttttrun")
self.timeSignal.signal.emit("1")
#时间延迟
time.sleep(0.8)
def stop(self):
with QMutexLocker(self.mutex):
self.stopped = True
if __name__=="__main__":
QApplication.setAttribute(Qt.AA_EnableHighDpiScaling)
app=QtWidgets.QApplication(sys.argv)
# 设置登录窗口
login_ui = LoginDialog()
register_ui = RegisterDialog()
# 校验是否验证通过
while login_ui.exec_() == QDialog.Accepted:
if login_ui.isRisterButtonClicked==True:
login_ui.registerdlg=RegisterDialog()
if login_ui.registerdlg.exec_()==QDialog.Accepted:
if login_ui.registerdlg.isLoginButtonClicked ==True:
continue
else:
Widget = myWin()
Widget.showMaximized();
Widget.show()
sys.exit(app.exec_())
Widget=myWin()
Widget.showMaximized();
Widget.show()
sys.exit(app.exec_())
3. Ejecución de resultados
3. Asistencia en línea:
Si necesita instalar el entorno operativo o la depuración remota, consulte la tarjeta de presentación QQ personal en la parte inferior del artículo, ¡y el personal profesional y técnico lo ayudará de forma remota!
1) Entorno de instalación y operación remota, depuración de código
2) Qt, C++, guía de entrada de Python
3) Embellecimiento de la interfaz
4) Producción de software
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