随便写写
import sys import calc from PyQt4 import QtCore, QtGui class MyWidget(QtGui.QWidget): num1 = "" num2 = "" point1 = 0 point2 = 0 opera = 0 opera_add = 0 opera_minus = 0 opera_mul = 0 opera_div = 0 def __init__(self): super(MyWidget, self).__init__() self.the_ui = calc.Ui_widget() self.the_ui.setupUi(self) self.connect(self.the_ui.btn_one, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_one()')) self.connect(self.the_ui.btn_two, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_two()')) self.connect(self.the_ui.btn_three, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_three()')) self.connect(self.the_ui.btn_four, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_four()')) self.connect(self.the_ui.btn_five, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_five()')) self.connect(self.the_ui.btn_six, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_six()')) self.connect(self.the_ui.btn_seven, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_seven()')) self.connect(self.the_ui.btn_eight, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_eight()')) self.connect(self.the_ui.btn_nine, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_nine()')) self.connect(self.the_ui.btn_zero, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_zero()')) self.connect(self.the_ui.btn_point, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_point()')) self.connect(self.the_ui.btn_add, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_add()')) self.connect(self.the_ui.btn_minus, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_minus()')) self.connect(self.the_ui.btn_multiply, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_multiply()')) self.connect(self.the_ui.btn_divide, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_divide()')) self.connect(self.the_ui.btn_equal, QtCore.SIGNAL('clicked()'), self, QtCore.SLOT('click_equal()')) @QtCore.pyqtSlot() def click_one(self): if self.opera == 0: self.num1 += "1" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "1" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_two(self): if self.opera == 0: self.num1 += "2" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "2" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_three(self): if self.opera == 0: self.num1 += "3" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "3" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_four(self): if self.opera == 0: self.num1 += "4" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "4" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_five(self): if self.opera == 0: self.num1 += "5" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "5" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_six(self): if self.opera == 0: self.num1 += "6" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "6" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_seven(self): if self.opera == 0: self.num1 += "7" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "7" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_eight(self): if self.opera == 0: self.num1 += "8" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "8" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_nine(self): if self.opera == 0: self.num1 += "9" self.the_ui.lineEdit.setText(self.num1) else: self.num2 += "9" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_zero(self): if self.opera == 0: if len(self.num1) != 0: self.num1 += "0" self.the_ui.lineEdit.setText(self.num1) else: if len(self.num2) != 0: self.num2 += "0" self.the_ui.lineEdit.setText(self.num2) @QtCore.pyqtSlot() def click_point(self): if self.opera == 0: if len(self.num1) != 0: if self.point1 == 0: self.num1 += "." self.the_ui.lineEdit.setText(self.num1) self.point1 = 1 else: if len(self.num2) != 0: if self.point2 == 0: self.num2 += "." self.the_ui.lineEdit.setText(self.num2) self.point2 = 1 @QtCore.pyqtSlot() def click_add(self): self.opera = 1 self.opera_add = 1 self.opera_minus = 0 self.opera_mul = 0 self.opera_div = 0 self.the_ui.lineEdit.setText("") @QtCore.pyqtSlot() def click_minus(self): self.opera = 1 self.opera_add = 0 self.opera_minus = 1 self.opera_mul = 0 self.opera_div = 0 self.the_ui.lineEdit.setText("") @QtCore.pyqtSlot() def click_multiply(self): self.opera = 1 self.opera_add = 0 self.opera_minus = 0 self.opera_mul = 1 self.opera_div = 0 self.the_ui.lineEdit.setText("") @QtCore.pyqtSlot() def click_divide(self): self.opera = 1 self.opera_add = 0 self.opera_minus = 0 self.opera_mul = 0 self.opera_div = 1 self.the_ui.lineEdit.setText("") @QtCore.pyqtSlot() def click_equal(self): if self.opera_add == 1: self.the_ui.lineEdit.setText(str(float(self.num1) + float(self.num2))) if self.opera_minus == 1: self.the_ui.lineEdit.setText(str(float(self.num1) - float(self.num2))) if self.opera_mul == 1: self.the_ui.lineEdit.setText(str(float(self.num1) * float(self.num2))) if self.opera_div == 1: self.the_ui.lineEdit.setText(str(float(self.num1) / float(self.num2))) self.num1 = "" self.num2 = "" self.point1 = 0 self.point2 = 0 self.opera = 0 self.opera_add = 0 self.opera_minus = 0 self.opera_mul = 0 self.opera_div = 0 app = QtGui.QApplication(sys.argv) wi = MyWidget() wi.show() app.exec_()