class TradingWidget(QtGui.QWidget):
def __init__(self, parent):
super(QtGui.QWidget, self).__init__(parent)
self.setObjectName("tabTrading")
mainLayout = QtGui.QHBoxLayout()
vLayoutLeft = QtGui.QVBoxLayout()
hLayoutSN = QtGui.QHBoxLayout()
self.label_sn = QtGui.QLabel(self)
hLayoutSN.addWidget(self.label_sn)
self.lineEdit_sn = QtGui.QLineEdit(self)
self.lineEdit_sn.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutSN.addWidget(self.lineEdit_sn)
self.pushButtonQuery = QtGui.QPushButton(self)
self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutSN.addWidget(self.pushButtonQuery)
vLayoutLeft.addLayout(hLayoutSN)
self.label_brand = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_brand)
self.label_image = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_image)
hLayoutPrice = QtGui.QHBoxLayout()
self.label_price = QtGui.QLabel(self)
hLayoutPrice.addWidget(self.label_price)
self.lineEdit_price = QtGui.QLineEdit(self)
self.lineEdit_price.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutPrice.addWidget(self.lineEdit_price)
vLayoutLeft.addLayout(hLayoutPrice)
hLayoutNumber = QtGui.QHBoxLayout()
self.label_number = QtGui.QLabel(self)
hLayoutNumber.addWidget(self.label_number)
self.lineEdit_number = QtGui.QLineEdit(self)
self.lineEdit_number.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutNumber.addWidget(self.lineEdit_number)
vLayoutLeft.addLayout(hLayoutNumber)
self.label_msg = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_msg)
hLayoutCmd = QtGui.QHBoxLayout()
self.pushButtonUpdate = QtGui.QPushButton(self)
self.pushButtonUpdate.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonUpdate)
self.pushButtonDel = QtGui.QPushButton(self)
self.pushButtonDel.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonDel)
vLayoutLeft.addLayout(hLayoutCmd)
mainLayout.addLayout(vLayoutLeft)
vLayoutRight = QtGui.QVBoxLayout()
self.pushButtonEmpty = QtGui.QPushButton(self)
self.pushButtonEmpty.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonEmpty)
self.tableWidget = CartTable(self)
self.tableWidget.setGeometry(QtCore.QRect(320, 20, 261, 231))
vLayoutRight.addWidget(self.tableWidget)
hLayoutPay = QtGui.QHBoxLayout()
self.label_pay = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay)
self.label_pay_number = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay_number)
vLayoutRight.addLayout(hLayoutPay)
hLayoutReduce = QtGui.QHBoxLayout()
self.label_cash = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_cash)
self.lineEdit_cash = QtGui.QLineEdit(self)
self.lineEdit_cash.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_cash)
self.label_reduce = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_reduce)
self.lineEdit_reduce = QtGui.QLineEdit(self)
self.lineEdit_reduce.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_reduce)
vLayoutRight.addLayout(hLayoutReduce)
hLayoutChange = QtGui.QHBoxLayout()
self.pushButtonCheckout = QtGui.QPushButton(self)
self.pushButtonCheckout.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutChange.addWidget(self.pushButtonCheckout)
self.label_change = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change)
self.label_change_number = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change_number)
vLayoutRight.addLayout(hLayoutChange)
self.pushButtonArchive = QtGui.QPushButton(self)
self.pushButtonArchive.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonArchive)
mainLayout.addLayout(vLayoutRight)
self.setLayout(mainLayout)
self.retranslateUi()
self.label_pay_number.setText("0.00")
self.lineEdit_cash.setText("0.00")
self.lineEdit_reduce.setText("0.00")
self.label_change_number.setText("0.00")
QtCore.QObject.connect(self.pushButtonQuery,
QtCore.SIGNAL("pressed()"), self.doQuery)
QtCore.QObject.connect(self.tableWidget,
QtCore.SIGNAL("selectionChanged()"),
self.tableWidget_selectionChanged)
QtCore.QObject.connect(self.pushButtonUpdate,
QtCore.SIGNAL("pressed()"), self.doCmdUpdate)
QtCore.QObject.connect(self.pushButtonDel, QtCore.SIGNAL("pressed()"),
self.doCmdDel)
QtCore.QObject.connect(self.pushButtonCheckout,
QtCore.SIGNAL("pressed()"), self.doCmdCheckout)
QtCore.QObject.connect(self.pushButtonArchive,
QtCore.SIGNAL("pressed()"), self.doCmdArchive)
QtCore.QObject.connect(self.pushButtonEmpty,
QtCore.SIGNAL("pressed()"), self.doCmdEmpty)
def retranslateUi(self):
self.label_brand.setText(
QtGui.QApplication.translate("MainWindow", "品牌", None,
QtGui.QApplication.UnicodeUTF8))
self.label_sn.setText(
QtGui.QApplication.translate("MainWindow", "代码", None,
QtGui.QApplication.UnicodeUTF8))
self.pushButtonQuery.setText(
QtGui.QApplication.translate("MainWindow", "查询", None,
QtGui.QApplication.UnicodeUTF8))
self.label_image.setText(
QtGui.QApplication.translate("MainWindow", "图片没找到", None,
QtGui.QApplication.UnicodeUTF8))
self.label_price.setText(
QtGui.QApplication.translate("MainWindow", "单价", None,
QtGui.QApplication.UnicodeUTF8))
self.label_number.setText(
QtGui.QApplication.translate("MainWindow", "数量", None,
QtGui.QApplication.UnicodeUTF8))
self.pushButtonUpdate.setText(
QtGui.QApplication.translate("MainWindow", "更新", None,
QtGui.QApplication.UnicodeUTF8))
self.pushButtonDel.setText(
QtGui.QApplication.translate("MainWindow", "删除", None,
QtGui.QApplication.UnicodeUTF8))
self.label_pay.setText(
QtGui.QApplication.translate("MainWindow", "总款", None,
QtGui.QApplication.UnicodeUTF8))
self.label_cash.setText(
QtGui.QApplication.translate("MainWindow", "已付", None,
QtGui.QApplication.UnicodeUTF8))
self.label_reduce.setText(
QtGui.QApplication.translate("MainWindow", "折扣", None,
QtGui.QApplication.UnicodeUTF8))
self.pushButtonCheckout.setText(
QtGui.QApplication.translate("MainWindow", "结账", None,
QtGui.QApplication.UnicodeUTF8))
self.label_change.setText(
QtGui.QApplication.translate("MainWindow", "找零:", None,
QtGui.QApplication.UnicodeUTF8))
self.pushButtonArchive.setText(
QtGui.QApplication.translate("MainWindow", "存档", None,
QtGui.QApplication.UnicodeUTF8))
self.pushButtonEmpty.setText(
QtGui.QApplication.translate("MainWindow", "清空", None,
QtGui.QApplication.UnicodeUTF8))
def doQuery(self):
print("called doQuery")
sn = str(self.lineEdit_sn.text())
p = Product.query.filter_by(sn=sn).one()
if p is None:
self.lineEdit_price.setText("0.00")
self.label_brand.setText("")
self.label_msg.setText(
QtGui.QApplication.translate("MainWindow", "没有找到该产品", None,
QtGui.QApplication.UnicodeUTF8))
else:
self.lineEdit_price.setText("%0.2f" % (p.price))
self.label_brand.setText(p.brand)
self.label_image.setPixmap(QtGui.QPixmap("image/%s.jpg" % (sn)))
def doCmdUpdate(self):
print("called doCmdUpdate")
sn = str(self.lineEdit_sn.text())
t = Cart.get_by(sn=sn)
if t is None:
price = float(self.lineEdit_price.text())
number = int(self.lineEdit_number.text())
Cart(sn=sn, price=price, number=number)
session.commit()
self.label_msg.setText(
QtGui.QApplication.translate("MainWindow", "物品添加成功", None,
QtGui.QApplication.UnicodeUTF8))
else:
t.sn = sn
t.price = float(self.lineEdit_price.text())
t.number = int(self.lineEdit_number.text())
session.commit()
self.label_msg.setText(
QtGui.QApplication.translate("MainWindow", "物品更新成功", None,
QtGui.QApplication.UnicodeUTF8))
self.tableWidget.query()
self.doCmdCheckout()
def doCmdDel(self):
print("called doCmdDel")
sn = str(self.lineEdit_sn.text())
t = Cart.get_by(sn=sn)
if t is None:
self.label_msg.setText(
QtGui.QApplication.translate("MainWindow", "没有找到该物品", None,
QtGui.QApplication.UnicodeUTF8))
else:
t.delete()
session.commit()
self.label_msg.setText(
QtGui.QApplication.translate("MainWindow", "物品删除成功", None,
QtGui.QApplication.UnicodeUTF8))
self.tableWidget.query()
self.doCmdCheckout()
def doCmdCheckout(self):
print("called doCmdCheckout")
items = Cart.query.all()
total = 0.0
for t in items:
print(repr(t), t.price, t.number)
total += t.price * t.number
self.label_pay_number.setText("%.02f" % (total))
cash = float(self.lineEdit_cash.text())
reduce = float(self.lineEdit_reduce.text())
change = cash - reduce - total
self.label_change_number.setText("%.02f" % (change))
def doCmdArchive(self):
print("called doCmdArchive")
items = Cart.query.all()
dt_now = datetime.now()
total = 0.0
for t in items:
Archive(sn=t.sn, price=t.price, number=t.number, date=dt_now)
t.delete()
total += t.price * t.number
if total > 0:
reduce = float(self.lineEdit_reduce.text())
if reduce > 0:
Archive(sn="REDUCE", price=-reduce, number=1, date=dt_now)
session.commit()
else:
self.label_msg.setText(
QtGui.QApplication.translate("MainWindow", "没有任何物品", None,
QtGui.QApplication.UnicodeUTF8))
def doCmdEmpty(self):
print("called doCmdEmpty")
items = Cart.query.all()
for t in items:
t.delete()
session.commit()
self.tableWidget.query()
self.doCmdCheckout()
def tableWidget_selectionChanged(self):
print("called tblWidget_selectionChanged")
row = self.tableWidget.currentRow()
sn = str(self.tableWidget.item(row, 0).text())
print(sn)
t = Cart.get_by(sn=sn)
if t is None:
self.label_msg.setText(
QtGui.QApplication.translate("MainWindow", "没有找到该物品", None,
QtGui.QApplication.UnicodeUTF8))
else:
self.lineEdit_sn.setText(t.sn)
self.lineEdit_price.setText("%.02f" % (t.price))
self.lineEdit_number.setText("%d" % (t.number))
def __init__(self, parent):
super(QtGui.QWidget, self).__init__(parent)
self.setObjectName("tabTrading")
mainLayout = QtGui.QHBoxLayout()
vLayoutLeft = QtGui.QVBoxLayout()
hLayoutSN = QtGui.QHBoxLayout()
self.label_sn = QtGui.QLabel(self)
hLayoutSN.addWidget(self.label_sn)
self.lineEdit_sn = QtGui.QLineEdit(self)
self.lineEdit_sn.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutSN.addWidget(self.lineEdit_sn)
self.pushButtonQuery = QtGui.QPushButton(self)
self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutSN.addWidget(self.pushButtonQuery)
vLayoutLeft.addLayout(hLayoutSN)
self.label_brand = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_brand)
self.label_image = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_image)
hLayoutPrice = QtGui.QHBoxLayout()
self.label_price = QtGui.QLabel(self)
hLayoutPrice.addWidget(self.label_price)
self.lineEdit_price = QtGui.QLineEdit(self)
self.lineEdit_price.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutPrice.addWidget(self.lineEdit_price)
vLayoutLeft.addLayout(hLayoutPrice)
hLayoutNumber = QtGui.QHBoxLayout()
self.label_number = QtGui.QLabel(self)
hLayoutNumber.addWidget(self.label_number)
self.lineEdit_number = QtGui.QLineEdit(self)
self.lineEdit_number.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutNumber.addWidget(self.lineEdit_number)
vLayoutLeft.addLayout(hLayoutNumber)
self.label_msg = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_msg)
hLayoutCmd = QtGui.QHBoxLayout()
self.pushButtonUpdate = QtGui.QPushButton(self)
self.pushButtonUpdate.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonUpdate)
self.pushButtonDel = QtGui.QPushButton(self)
self.pushButtonDel.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonDel)
vLayoutLeft.addLayout(hLayoutCmd)
mainLayout.addLayout(vLayoutLeft)
vLayoutRight = QtGui.QVBoxLayout()
self.pushButtonEmpty = QtGui.QPushButton(self)
self.pushButtonEmpty.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonEmpty)
self.tableWidget = CartTable(self)
self.tableWidget.setGeometry(QtCore.QRect(320, 20, 261, 231))
vLayoutRight.addWidget(self.tableWidget)
hLayoutPay = QtGui.QHBoxLayout()
self.label_pay = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay)
self.label_pay_number = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay_number)
vLayoutRight.addLayout(hLayoutPay)
hLayoutReduce = QtGui.QHBoxLayout()
self.label_cash = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_cash)
self.lineEdit_cash = QtGui.QLineEdit(self)
self.lineEdit_cash.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_cash)
self.label_reduce = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_reduce)
self.lineEdit_reduce = QtGui.QLineEdit(self)
self.lineEdit_reduce.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_reduce)
vLayoutRight.addLayout(hLayoutReduce)
hLayoutChange = QtGui.QHBoxLayout()
self.pushButtonCheckout = QtGui.QPushButton(self)
self.pushButtonCheckout.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutChange.addWidget(self.pushButtonCheckout)
self.label_change = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change)
self.label_change_number = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change_number)
vLayoutRight.addLayout(hLayoutChange)
self.pushButtonArchive = QtGui.QPushButton(self)
self.pushButtonArchive.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonArchive)
mainLayout.addLayout(vLayoutRight)
self.setLayout(mainLayout)
self.retranslateUi()
self.label_pay_number.setText("0.00")
self.lineEdit_cash.setText("0.00")
self.lineEdit_reduce.setText("0.00")
self.label_change_number.setText("0.00")
QtCore.QObject.connect(self.pushButtonQuery, QtCore.SIGNAL("pressed()"), self.doQuery)
QtCore.QObject.connect(self.tableWidget, QtCore.SIGNAL("selectionChanged()"), self.tableWidget_selectionChanged)
QtCore.QObject.connect(self.pushButtonUpdate, QtCore.SIGNAL("pressed()"), self.doCmdUpdate)
QtCore.QObject.connect(self.pushButtonDel, QtCore.SIGNAL("pressed()"), self.doCmdDel)
QtCore.QObject.connect(self.pushButtonCheckout, QtCore.SIGNAL("pressed()"), self.doCmdCheckout)
QtCore.QObject.connect(self.pushButtonArchive, QtCore.SIGNAL("pressed()"), self.doCmdArchive)
QtCore.QObject.connect(self.pushButtonEmpty, QtCore.SIGNAL("pressed()"), self.doCmdEmpty)
def __init__(self, parent):
super(QtGui.QWidget, self).__init__(parent)
self.setObjectName("tabTrading")
mainLayout = QtGui.QHBoxLayout()
vLayoutLeft = QtGui.QVBoxLayout()
hLayoutSN = QtGui.QHBoxLayout()
self.label_sn = QtGui.QLabel(self)
hLayoutSN.addWidget(self.label_sn)
self.lineEdit_sn = QtGui.QLineEdit(self)
self.lineEdit_sn.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutSN.addWidget(self.lineEdit_sn)
self.pushButtonQuery = QtGui.QPushButton(self)
self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutSN.addWidget(self.pushButtonQuery)
vLayoutLeft.addLayout(hLayoutSN)
self.label_brand = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_brand)
self.label_image = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_image)
hLayoutPrice = QtGui.QHBoxLayout()
self.label_price = QtGui.QLabel(self)
hLayoutPrice.addWidget(self.label_price)
self.lineEdit_price = QtGui.QLineEdit(self)
self.lineEdit_price.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutPrice.addWidget(self.lineEdit_price)
vLayoutLeft.addLayout(hLayoutPrice)
hLayoutNumber = QtGui.QHBoxLayout()
self.label_number = QtGui.QLabel(self)
hLayoutNumber.addWidget(self.label_number)
self.lineEdit_number = QtGui.QLineEdit(self)
self.lineEdit_number.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutNumber.addWidget(self.lineEdit_number)
vLayoutLeft.addLayout(hLayoutNumber)
self.label_msg = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_msg)
hLayoutCmd = QtGui.QHBoxLayout()
self.pushButtonUpdate = QtGui.QPushButton(self)
self.pushButtonUpdate.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonUpdate)
self.pushButtonDel = QtGui.QPushButton(self)
self.pushButtonDel.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonDel)
vLayoutLeft.addLayout(hLayoutCmd)
mainLayout.addLayout(vLayoutLeft)
vLayoutRight = QtGui.QVBoxLayout()
self.pushButtonEmpty = QtGui.QPushButton(self)
self.pushButtonEmpty.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonEmpty)
self.tableWidget = CartTable(self)
self.tableWidget.setGeometry(QtCore.QRect(320, 20, 261, 231))
vLayoutRight.addWidget(self.tableWidget)
hLayoutPay = QtGui.QHBoxLayout()
self.label_pay = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay)
self.label_pay_number = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay_number)
vLayoutRight.addLayout(hLayoutPay)
hLayoutReduce = QtGui.QHBoxLayout()
self.label_cash = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_cash)
self.lineEdit_cash = QtGui.QLineEdit(self)
self.lineEdit_cash.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_cash)
self.label_reduce = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_reduce)
self.lineEdit_reduce = QtGui.QLineEdit(self)
self.lineEdit_reduce.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_reduce)
vLayoutRight.addLayout(hLayoutReduce)
hLayoutChange = QtGui.QHBoxLayout()
self.pushButtonCheckout = QtGui.QPushButton(self)
self.pushButtonCheckout.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutChange.addWidget(self.pushButtonCheckout)
self.label_change = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change)
self.label_change_number = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change_number)
vLayoutRight.addLayout(hLayoutChange)
self.pushButtonArchive = QtGui.QPushButton(self)
self.pushButtonArchive.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonArchive)
mainLayout.addLayout(vLayoutRight)
self.setLayout(mainLayout)
self.retranslateUi()
self.label_pay_number.setText("0.00")
self.lineEdit_cash.setText("0.00")
self.lineEdit_reduce.setText("0.00")
self.label_change_number.setText("0.00")
QtCore.QObject.connect(self.pushButtonQuery,
QtCore.SIGNAL("pressed()"), self.doQuery)
QtCore.QObject.connect(self.tableWidget,
QtCore.SIGNAL("selectionChanged()"),
self.tableWidget_selectionChanged)
QtCore.QObject.connect(self.pushButtonUpdate,
QtCore.SIGNAL("pressed()"), self.doCmdUpdate)
QtCore.QObject.connect(self.pushButtonDel, QtCore.SIGNAL("pressed()"),
self.doCmdDel)
QtCore.QObject.connect(self.pushButtonCheckout,
QtCore.SIGNAL("pressed()"), self.doCmdCheckout)
QtCore.QObject.connect(self.pushButtonArchive,
QtCore.SIGNAL("pressed()"), self.doCmdArchive)
QtCore.QObject.connect(self.pushButtonEmpty,
QtCore.SIGNAL("pressed()"), self.doCmdEmpty)
class TradingWidget(QtGui.QWidget):
def __init__(self, parent):
super(QtGui.QWidget, self).__init__(parent)
self.setObjectName("tabTrading")
mainLayout = QtGui.QHBoxLayout()
vLayoutLeft = QtGui.QVBoxLayout()
hLayoutSN = QtGui.QHBoxLayout()
self.label_sn = QtGui.QLabel(self)
hLayoutSN.addWidget(self.label_sn)
self.lineEdit_sn = QtGui.QLineEdit(self)
self.lineEdit_sn.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutSN.addWidget(self.lineEdit_sn)
self.pushButtonQuery = QtGui.QPushButton(self)
self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutSN.addWidget(self.pushButtonQuery)
vLayoutLeft.addLayout(hLayoutSN)
self.label_brand = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_brand)
self.label_image = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_image)
hLayoutPrice = QtGui.QHBoxLayout()
self.label_price = QtGui.QLabel(self)
hLayoutPrice.addWidget(self.label_price)
self.lineEdit_price = QtGui.QLineEdit(self)
self.lineEdit_price.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutPrice.addWidget(self.lineEdit_price)
vLayoutLeft.addLayout(hLayoutPrice)
hLayoutNumber = QtGui.QHBoxLayout()
self.label_number = QtGui.QLabel(self)
hLayoutNumber.addWidget(self.label_number)
self.lineEdit_number = QtGui.QLineEdit(self)
self.lineEdit_number.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutNumber.addWidget(self.lineEdit_number)
vLayoutLeft.addLayout(hLayoutNumber)
self.label_msg = QtGui.QLabel(self)
vLayoutLeft.addWidget(self.label_msg)
hLayoutCmd = QtGui.QHBoxLayout()
self.pushButtonUpdate = QtGui.QPushButton(self)
self.pushButtonUpdate.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonUpdate)
self.pushButtonDel = QtGui.QPushButton(self)
self.pushButtonDel.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutCmd.addWidget(self.pushButtonDel)
vLayoutLeft.addLayout(hLayoutCmd)
mainLayout.addLayout(vLayoutLeft)
vLayoutRight = QtGui.QVBoxLayout()
self.pushButtonEmpty = QtGui.QPushButton(self)
self.pushButtonEmpty.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonEmpty)
self.tableWidget = CartTable(self)
self.tableWidget.setGeometry(QtCore.QRect(320, 20, 261, 231))
vLayoutRight.addWidget(self.tableWidget)
hLayoutPay = QtGui.QHBoxLayout()
self.label_pay = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay)
self.label_pay_number = QtGui.QLabel(self)
hLayoutPay.addWidget(self.label_pay_number)
vLayoutRight.addLayout(hLayoutPay)
hLayoutReduce = QtGui.QHBoxLayout()
self.label_cash = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_cash)
self.lineEdit_cash = QtGui.QLineEdit(self)
self.lineEdit_cash.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_cash)
self.label_reduce = QtGui.QLabel(self)
hLayoutReduce.addWidget(self.label_reduce)
self.lineEdit_reduce = QtGui.QLineEdit(self)
self.lineEdit_reduce.setGeometry(QtCore.QRect(80, 0, 113, 20))
hLayoutReduce.addWidget(self.lineEdit_reduce)
vLayoutRight.addLayout(hLayoutReduce)
hLayoutChange = QtGui.QHBoxLayout()
self.pushButtonCheckout = QtGui.QPushButton(self)
self.pushButtonCheckout.setGeometry(QtCore.QRect(210, 0, 75, 23))
hLayoutChange.addWidget(self.pushButtonCheckout)
self.label_change = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change)
self.label_change_number = QtGui.QLabel(self)
hLayoutChange.addWidget(self.label_change_number)
vLayoutRight.addLayout(hLayoutChange)
self.pushButtonArchive = QtGui.QPushButton(self)
self.pushButtonArchive.setGeometry(QtCore.QRect(210, 0, 75, 23))
vLayoutRight.addWidget(self.pushButtonArchive)
mainLayout.addLayout(vLayoutRight)
self.setLayout(mainLayout)
self.retranslateUi()
self.label_pay_number.setText("0.00")
self.lineEdit_cash.setText("0.00")
self.lineEdit_reduce.setText("0.00")
self.label_change_number.setText("0.00")
QtCore.QObject.connect(self.pushButtonQuery, QtCore.SIGNAL("pressed()"), self.doQuery)
QtCore.QObject.connect(self.tableWidget, QtCore.SIGNAL("selectionChanged()"), self.tableWidget_selectionChanged)
QtCore.QObject.connect(self.pushButtonUpdate, QtCore.SIGNAL("pressed()"), self.doCmdUpdate)
QtCore.QObject.connect(self.pushButtonDel, QtCore.SIGNAL("pressed()"), self.doCmdDel)
QtCore.QObject.connect(self.pushButtonCheckout, QtCore.SIGNAL("pressed()"), self.doCmdCheckout)
QtCore.QObject.connect(self.pushButtonArchive, QtCore.SIGNAL("pressed()"), self.doCmdArchive)
QtCore.QObject.connect(self.pushButtonEmpty, QtCore.SIGNAL("pressed()"), self.doCmdEmpty)
def retranslateUi(self):
self.label_brand.setText(QtGui.QApplication.translate("MainWindow", "品牌", None, QtGui.QApplication.UnicodeUTF8))
self.label_sn.setText(QtGui.QApplication.translate("MainWindow", "代码", None, QtGui.QApplication.UnicodeUTF8))
self.pushButtonQuery.setText(QtGui.QApplication.translate("MainWindow", "查询", None, QtGui.QApplication.UnicodeUTF8))
self.label_image.setText(QtGui.QApplication.translate("MainWindow", "图片没找到", None, QtGui.QApplication.UnicodeUTF8))
self.label_price.setText(QtGui.QApplication.translate("MainWindow", "单价", None, QtGui.QApplication.UnicodeUTF8))
self.label_number.setText(QtGui.QApplication.translate("MainWindow", "数量", None, QtGui.QApplication.UnicodeUTF8))
self.pushButtonUpdate.setText(QtGui.QApplication.translate("MainWindow", "更新", None, QtGui.QApplication.UnicodeUTF8))
self.pushButtonDel.setText(QtGui.QApplication.translate("MainWindow", "删除", None, QtGui.QApplication.UnicodeUTF8))
self.label_pay.setText(QtGui.QApplication.translate("MainWindow", "总款", None, QtGui.QApplication.UnicodeUTF8))
self.label_cash.setText(QtGui.QApplication.translate("MainWindow", "已付", None, QtGui.QApplication.UnicodeUTF8))
self.label_reduce.setText(QtGui.QApplication.translate("MainWindow", "折扣", None, QtGui.QApplication.UnicodeUTF8))
self.pushButtonCheckout.setText(QtGui.QApplication.translate("MainWindow", "结账", None, QtGui.QApplication.UnicodeUTF8))
self.label_change.setText(QtGui.QApplication.translate("MainWindow", "找零:", None, QtGui.QApplication.UnicodeUTF8))
self.pushButtonArchive.setText(QtGui.QApplication.translate("MainWindow", "存档", None, QtGui.QApplication.UnicodeUTF8))
self.pushButtonEmpty.setText(QtGui.QApplication.translate("MainWindow", "清空", None, QtGui.QApplication.UnicodeUTF8))
def doQuery(self):
print("called doQuery")
sn = str(self.lineEdit_sn.text())
p = Product.query.filter_by(sn=sn).one()
if p is None:
self.lineEdit_price.setText("0.00")
self.label_brand.setText("")
self.label_msg.setText(QtGui.QApplication.translate("MainWindow", "没有找到该产品", None, QtGui.QApplication.UnicodeUTF8))
else:
self.lineEdit_price.setText("%0.2f"%(p.price))
self.label_brand.setText(p.brand)
self.label_image.setPixmap(QtGui.QPixmap("image/%s.jpg"%(sn)))
def doCmdUpdate(self):
print("called doCmdUpdate")
sn = str(self.lineEdit_sn.text())
t = Cart.get_by(sn=sn)
if t is None:
price=float(self.lineEdit_price.text())
number=int(self.lineEdit_number.text())
Cart(sn=sn, price=price, number=number)
session.commit()
self.label_msg.setText(QtGui.QApplication.translate("MainWindow", "物品添加成功", None, QtGui.QApplication.UnicodeUTF8))
else:
t.sn=sn
t.price=float(self.lineEdit_price.text())
t.number=int(self.lineEdit_number.text())
session.commit()
self.label_msg.setText(QtGui.QApplication.translate("MainWindow", "物品更新成功", None, QtGui.QApplication.UnicodeUTF8))
self.tableWidget.query()
self.doCmdCheckout()
def doCmdDel(self):
print("called doCmdDel")
sn = str(self.lineEdit_sn.text())
t = Cart.get_by(sn=sn)
if t is None:
self.label_msg.setText(QtGui.QApplication.translate("MainWindow", "没有找到该物品", None, QtGui.QApplication.UnicodeUTF8))
else:
t.delete()
session.commit()
self.label_msg.setText(QtGui.QApplication.translate("MainWindow", "物品删除成功", None, QtGui.QApplication.UnicodeUTF8))
self.tableWidget.query()
self.doCmdCheckout()
def doCmdCheckout(self):
print("called doCmdCheckout")
items = Cart.query.all()
total = 0.0
for t in items:
print(repr(t), t.price, t.number)
total += t.price*t.number
self.label_pay_number.setText("%.02f"%(total))
cash = float(self.lineEdit_cash.text())
reduce = float(self.lineEdit_reduce.text())
change = cash-reduce-total
self.label_change_number.setText("%.02f"%(change))
def doCmdArchive(self):
print("called doCmdArchive")
items = Cart.query.all()
dt_now = datetime.now()
total = 0.0
for t in items:
Archive(sn=t.sn, price=t.price, number=t.number, date = dt_now)
t.delete()
total += t.price*t.number
if total > 0:
reduce = float(self.lineEdit_reduce.text())
if reduce > 0:
Archive(sn="REDUCE", price=-reduce, number=1, date = dt_now)
session.commit()
else:
self.label_msg.setText(QtGui.QApplication.translate("MainWindow", "没有任何物品", None, QtGui.QApplication.UnicodeUTF8))
def doCmdEmpty(self):
print("called doCmdEmpty")
items = Cart.query.all()
for t in items:
t.delete()
session.commit()
self.tableWidget.query()
self.doCmdCheckout()
def tableWidget_selectionChanged(self):
print("called tblWidget_selectionChanged")
row=self.tableWidget.currentRow()
sn = str(self.tableWidget.item(row,0).text())
print(sn)
t = Cart.get_by(sn=sn)
if t is None:
self.label_msg.setText(QtGui.QApplication.translate("MainWindow", "没有找到该物品", None, QtGui.QApplication.UnicodeUTF8))
else:
self.lineEdit_sn.setText(t.sn)
self.lineEdit_price.setText("%.02f"%(t.price))
self.lineEdit_number.setText("%d"%(t.number))
