class Window(QWidget): def __init__(self): super().__init__() self.showMaximized() self.setWindowTitle('Barbequer') self.setWindowIcon(QIcon('BBQ.png')) self.init() def init(self): self.size_policy = (QSizePolicy.Expanding, QSizePolicy.Expanding) self.font = QFont() self.font.setPointSize(16) self.temp_display_label = QLabel(self) self.temp_display_label.setText('Current Temperature:') self.temp_display_label.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.temp_display_label.setFont(self.font) # self.temp_display_label.setAlignment(Qt.AlignRight) self.temp_display = QLCDNumber(self) self.temp_display.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.temp_display.setFont(self.font) self.temp_set_label = QLabel(self) self.temp_set_label.setText('Set Temperature:') self.temp_set_label.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.temp_set_label.setFont(self.font) # self.temp_set_label.setAlignment(Qt.AlignRight) self.temp_set = QLCDNumber(self) self.temp_set.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.temp_set.setFont(self.font) self.temp_dial = QDial(self) self.temp_dial.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.temp_dial.setProperty('value', 0) self.temp_dial.setSliderPosition(0) self.temp_dial.setNotchesVisible(True) self.temp_dial.setMaximum(600) self.temp_dial.setToolTip('Set Desired Temperature in Fahrenheit') self.temp_dial.valueChanged.connect(self.update_temperature) self.exhasut_fan = QRadioButton('&Enable Exhaust Fan') self.exhasut_fan.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.exhasut_fan.setFont(self.font) self.exhasut_fan.setToolTip('Enable exhaust fan') self.intake_fan = QRadioButton('&Enable Intake Fan') self.intake_fan.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.intake_fan.setFont(self.font) self.intake_fan.setToolTip('Enable intake fan') self.start_button = QPushButton('Start', self) self.start_button.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.start_button.setFont(self.font) self.start_button.setToolTip('Start Maintaining Temperature') self.start_button.clicked.connect(self.maintain_temperature) self.timer_button = QPushButton('Timer', self) self.timer_button.setSizePolicy(self.size_policy[0], self.size_policy[1]) self.timer_button.setFont(self.font) self.timer_button.setToolTip('Cook Time') qp = QPainter() qp.begin(self) qp.setPen(QPen(QColor(255, 80, 0), 3)) qp.setBrush(QColor(255, 80, 0)) qp.drawEllipse(QPoint(50, 60), 30, 30) qp.end() #add the grid layout to the interface self.layout = QGridLayout(self) self.layout.addWidget(self.temp_dial, 0, 0, 2, 2) self.layout.addWidget(self.temp_set_label, 2, 0) self.layout.addWidget(self.temp_set, 2, 1, 1, 2) self.layout.addWidget(self.temp_display_label, 3, 0) self.layout.addWidget(self.temp_display, 3, 1) self.layout.addWidget(self.exhasut_fan, 4, 0) self.layout.addWidget(self.intake_fan, 4, 1) self.layout.addWidget(self.start_button, 5, 0) self.layout.addWidget(self.timer_button, 5, 1) # self.layout.addWidget(qp,6,1) def update_temperature(self): self.temp_set.display(str(self.temp_dial.sliderPosition())) try: self.start_button.setEnabled(True) self.Temp.stop() except: '''do nothing here''' def maintain_temperature(self): self.Temp = temp_operation(self) self.start_button.setDisabled(True) self.Temp.isRunning = False time.sleep(1) if self.Temp.isRunning == False: self.Temp.isRunning = True self.Temp.set_temp = self.temp_dial.sliderPosition() self.Temp.display_update.connect(self.temp_display.display) self.Temp.start() print(self.Temp.isRunning)