# -*- coding: utf-8 -*-
# Form implementation generated from reading ui file '20200301_myWidget.ui'
#
# Created by: PyQt5 UI code generator 5.13.0
#
# WARNING! All changes made in this file will be lost!
#下面加粗字号加大的部分为固定格式，用pycharm设计ui界面，在生成的py文件中加入固定格式
import sys
from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtCore import pyqtSlot
from PyQt5.QtWidgets import QApplication, QWidget
class Ui_Form(QWidget):
def __init__(self, parent=None):
super().__init__(parent) # 调用父类构造函数，创建窗体
# self.ui = Ui_Widget() # 创建UI对象
self.setupUi(self)
def setupUi(self, Form):
Form.setObjectName("Form")
Form.resize(509, 384)
self.groupBox = QtWidgets.QGroupBox(Form)
self.groupBox.setGeometry(QtCore.QRect(10, 20, 481, 161))
self.groupBox.setObjectName("groupBox")
self.label = QtWidgets.QLabel(self.groupBox)
self.label.setGeometry(QtCore.QRect(80, 20, 31, 16))
self.label.setObjectName("label")
self.lineEdit_sl = QtWidgets.QLineEdit(self.groupBox)
self.lineEdit_sl.setGeometry(QtCore.QRect(110, 20, 113, 20))
self.lineEdit_sl.setObjectName("lineEdit_sl")
self.label_2 = QtWidgets.QLabel(self.groupBox)
self.label_2.setGeometry(QtCore.QRect(250, 20, 31, 16))
self.label_2.setObjectName("label_2")
self.lineEdit_dj = QtWidgets.QLineEdit(self.groupBox)
self.lineEdit_dj.setGeometry(QtCore.QRect(280, 20, 113, 20))
self.lineEdit_dj.setObjectName("lineEdit_dj")
self.lineEdit_zj = QtWidgets.QLineEdit(self.groupBox)
self.lineEdit_zj.setGeometry(QtCore.QRect(280, 60, 113, 20))
self.lineEdit_zj.setObjectName("lineEdit_zj")
self.label_3 = QtWidgets.QLabel(self.groupBox)
self.label_3.setGeometry(QtCore.QRect(250, 60, 31, 16))
self.label_3.setObjectName("label_3")
self.pushButton_jszj = QtWidgets.QPushButton(self.groupBox)
self.pushButton_jszj.setGeometry(QtCore.QRect(100, 60, 75, 23))
self.pushButton_jszj.setObjectName("pushButton_jszj")
self.groupBox_2 = QtWidgets.QGroupBox(Form)
self.groupBox_2.setGeometry(QtCore.QRect(10, 200, 481, 171))
self.groupBox_2.setObjectName("groupBox_2")
self.label_4 = QtWidgets.QLabel(self.groupBox_2)
self.label_4.setGeometry(QtCore.QRect(30, 30, 54, 12))
self.label_4.setObjectName("label_4")
self.spinBox_sl = QtWidgets.QSpinBox(self.groupBox_2)
self.spinBox_sl.setGeometry(QtCore.QRect(60, 25, 61, 22))
self.spinBox_sl.setObjectName("spinBox_sl")
self.label_5 = QtWidgets.QLabel(self.groupBox_2)
self.label_5.setGeometry(QtCore.QRect(230, 30, 54, 12))
self.label_5.setObjectName("label_5")
self.doubleSpinBox_dj = QtWidgets.QDoubleSpinBox(self.groupBox_2)
self.doubleSpinBox_dj.setGeometry(QtCore.QRect(260, 25, 91, 22))
self.doubleSpinBox_dj.setObjectName("doubleSpinBox_dj")
self.label_6 = QtWidgets.QLabel(self.groupBox_2)
self.label_6.setGeometry(QtCore.QRect(150, 90, 81, 16))
self.label_6.setObjectName("label_6")
self.doubleSpinBox_zj = QtWidgets.QDoubleSpinBox(self.groupBox_2)
self.doubleSpinBox_zj.setGeometry(QtCore.QRect(230, 90, 151, 22))
self.doubleSpinBox_zj.setObjectName("doubleSpinBox_zj")
self.retranslateUi(Form)
QtCore.QMetaObject.connectSlotsByName(Form)
self.pushButton_jszj.clicked.connect(self.on_caluate_zj)
self.doubleSpinBox_dj.valueChanged[float].connect(self.on_caluste_dj_valuechange)
self.spinBox_sl.valueChanged[int].connect(self.on_caluste_sl_valuechange) #事件绑定代码放这里
def retranslateUi(self, Form):
_translate = QtCore.QCoreApplication.translate
Form.setWindowTitle(_translate("Form", "Demo_3.1数据输入"))
self.groupBox.setTitle(_translate("Form", "QlineEdit输入和显示数值"))
self.label.setText(_translate("Form", "数量"))
self.label_2.setText(_translate("Form", "单价"))
self.label_3.setText(_translate("Form", "总价"))
self.pushButton_jszj.setText(_translate("Form", "计算总价"))
self.groupBox_2.setTitle(_translate("Form", "Qspinbox输入和显示"))
self.label_4.setText(_translate("Form", "数量"))
self.spinBox_sl.setSuffix(_translate("Form", "kg"))
self.label_5.setText(_translate("Form", "单价"))
self.doubleSpinBox_dj.setPrefix(_translate("Form", "$"))
self.label_6.setText(_translate("Form", "自动计算总价"))
self.doubleSpinBox_zj.setPrefix(_translate("Form", "$"))
#事件处理函数，方法放这里
# 计算总价
def on_caluate_zj(self):
num = int(self.lineEdit_sl.text())
price = float(self.lineEdit_dj.text())
zj = num * price
self.lineEdit_zj.setText('%.2f' % zj)
# 当单价变化时，自动计算总价
@pyqtSlot(float)
def on_caluste_dj_valuechange(self, dj):
count = self.spinBox_sl.value()
self.doubleSpinBox_zj.setValue(dj * count)
@pyqtSlot(int)
def on_caluste_sl_valuechange(self, count):
dj = self.doubleSpinBox_dj.value()
self.doubleSpinBox_zj.setValue(dj * count)
if __name__ == "__main__": # 用于当前窗体测试
app = QApplication(sys.argv) # 创建GUI应用程序
form = Ui_Form() # 创建窗体
form.show()
sys.exit(app.exec_())
