class MainWindow(QMainWindow, Ui_MainWindow):
def __init__(self):
super().__init__()
self.setupUi(self)
# 状态栏配置
self.status_label = QtWidgets.QLabel()
self.status_label.setText("Hello word!")
self.statusbar.addWidget(self.status_label)
# 串口配置
self.comboBox = MyCombox(self.centralwidget)
x = 670 + 97
y = 20 + 10
self.comboBox.setGeometry(QtCore.QRect(x, y, 115, 33))
sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred,
QtWidgets.QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(
self.comboBox.sizePolicy().hasHeightForWidth())
self.comboBox.setSizePolicy(sizePolicy)
self.comboBox.setMinimumSize(QtCore.QSize(0, 30))
self.comboBox.setObjectName("comboBox")
self.comboBox.enter_event_signal.connect(self.onCombox_EnterSlot)
self.serial_port = SerialPort()
self.serial_port.searchPort()
self.serial_list = list(self.serial_port.port.keys())
self.serial_list.sort()
for item in self.serial_list:
self.comboBox.addItem(item)
self.comboBox_baudrate.addItem('1200')
self.comboBox_baudrate.addItem('2400')
self.comboBox_baudrate.addItem('4800')
self.comboBox_baudrate.addItem('9600')
self.comboBox_baudrate.addItem('19200')
self.comboBox_baudrate.addItem('38400')
self.comboBox_baudrate.addItem('57600')
self.comboBox_baudrate.addItem('115200')
self.comboBox_baudrate.setCurrentIndex(7)
self.serial_port.baund_rate = QSerialPort.Baud115200
self.comboBox_baudrate.currentIndexChanged.connect(
self.onCombox_baudrate_IncdeChangeSlot)
self.comboBox_stopBit.addItem('1')
self.comboBox_stopBit.addItem('1.5')
self.comboBox_stopBit.addItem('2')
self.comboBox_stopBit.setCurrentIndex(0)
self.comboBox_stopBit.currentIndexChanged.connect(
self.onCombox_stopBit_IncdeChangeSlot)
self.comboBox_dataBit.addItem('5')
self.comboBox_dataBit.addItem('6')
self.comboBox_dataBit.addItem('7')
self.comboBox_dataBit.addItem('8')
self.comboBox_dataBit.setCurrentIndex(3)
self.comboBox_dataBit.currentIndexChanged.connect(
self.onCombox_dataBit_IncdeChangeSlot)
self.comboBox_parity.addItem('无')
self.comboBox_parity.addItem('奇校验')
self.comboBox_parity.addItem('偶校验')
self.comboBox_parity.setCurrentIndex(0)
self.comboBox_parity.currentIndexChanged.connect(
self.onCombox_parity_IncdeChangeSlot)
# 摄像头显示进程配置
self.thread_camera = ThreadCamera()
# 创建定时器，用于定时读取摄像头进程中的图像
self.timer = QTimer(self)
self.timer.setInterval(16)
self.timer.timeout.connect(self.slotTimerTimeout)
# 开关按钮配置
self.pushButton_flag = True
self.pushButton_switch.clicked.connect(self.onPushButton_ClickedSlot)
# 串口号选择
def onCombox_EnterSlot(self):
if self.pushButton_flag:
index = self.comboBox.currentIndex()
text = self.comboBox.currentText()
self.comboBox.clear()
self.serial_port.searchPort()
self.serial_list = list(self.serial_port.port.keys())
self.serial_list.sort()
for item in self.serial_list:
self.comboBox.addItem(item)
self.comboBox.setCurrentIndex(index)
if self.comboBox.currentText() != text:
self.comboBox.setCurrentIndex(0)
# 串口波特率选择
def onCombox_baudrate_IncdeChangeSlot(self):
current_index = self.comboBox_baudrate.currentIndex()
if current_index == 0:
self.serial_port.baund_rate = QSerialPort.Baud1200
elif current_index == 1:
self.serial_port.baund_rate = QSerialPort.Baud2400
elif current_index == 2:
self.serial_port.baund_rate = QSerialPort.Baud4800
elif current_index == 3:
self.serial_port.baund_rate = QSerialPort.Baud9600
elif current_index == 4:
self.serial_port.baund_rate = QSerialPort.Baud19200
elif current_index == 5:
self.serial_port.baund_rate = QSerialPort.Baud38400
elif current_index == 6:
self.serial_port.baund_rate = QSerialPort.Baud57600
elif current_index == 7:
self.serial_port.baund_rate = QSerialPort.Baud115200
# 串口停止位选择
def onCombox_stopBit_IncdeChangeSlot(self):
current_index = self.comboBox_stopBit.currentIndex()
if current_index == 0:
self.serial_port.stop_bits = QSerialPort.OneStop
elif current_index == 1:
self.serial_port.stop_bits = QSerialPort.OneAndHalfStop
elif current_index == 2:
self.serial_port.stop_bits = QSerialPort.TwoStop
# 串口数据位选择
def onCombox_dataBit_IncdeChangeSlot(self):
current_index = self.comboBox_dataBit.currentIndex()
if current_index == 0:
self.serial_port.data_bits = QSerialPort.Data5
elif current_index == 1:
self.serial_port.data_bits = QSerialPort.Data6
elif current_index == 2:
self.serial_port.data_bits = QSerialPort.Data7
elif current_index == 3:
self.serial_port.data_bits = QSerialPort.Data8
# 串口奇偶校验位选择
def onCombox_parity_IncdeChangeSlot(self):
current_index = self.comboBox_parity.currentIndex()
if current_index == 0:
self.serial_port.parity = QSerialPort.NoParity
elif current_index == 1:
self.serial_port.parity = QSerialPort.OddParity
elif current_index == 2:
self.serial_port.parity = QSerialPort.EvenParity
# 定时器到达时间间隔的槽函数
def slotTimerTimeout(self):
if self.thread_camera.img_frame and (not self.thread_camera.end_flag):
self.label_video.setPixmap(
QPixmap.fromImage(self.thread_camera.img_frame))
else:
self.label_video.clear()
# 按钮按下动作
def onPushButton_ClickedSlot(self):
if self.pushButton_flag:
port_name = self.comboBox.currentText()
if port_name != '':
self.serial_port.setPort(self.serial_port.port[port_name])
self.serial_port.open(QSerialPort.ReadWrite)
self.serial_port.setBaudRate(self.serial_port.baund_rate)
self.serial_port.setStopBits(self.serial_port.stop_bits)
self.serial_port.setDataBits(self.serial_port.data_bits)
self.serial_port.setParity(self.serial_port.parity)
self.pushButton_flag = False
self.pushButton_switch.setStyleSheet(
"border-image: url(:/on/on.png);")
self.comboBox.setEnabled(False)
self.comboBox_baudrate.setEnabled(False)
self.comboBox_stopBit.setEnabled(False)
self.comboBox_dataBit.setEnabled(False)
self.comboBox_parity.setEnabled(False)
self.thread_camera.end_flag = False
self.thread_camera.start()
self.timer.start()
self.lineEdit_ip.setReadOnly(True)
self.lineEdit_telephone.setReadOnly(True)
else:
QMessageBox.warning(None, "Warning!", "Cannot detect serial!")
else:
self.serial_port.close()
self.pushButton_flag = True
self.pushButton_switch.setStyleSheet(
"border-image: url(:/off/off.png);")
self.comboBox.setEnabled(True)
self.comboBox_baudrate.setEnabled(True)
self.comboBox_stopBit.setEnabled(True)
self.comboBox_dataBit.setEnabled(True)
self.comboBox_parity.setEnabled(True)
self.timer.stop()
self.thread_camera.end_flag = True
self.label_video.clear()
self.lineEdit_ip.setReadOnly(False)
self.lineEdit_telephone.setReadOnly(False)
class MainWindow(QMainWindow, Ui_MainWindow):
serial_readyWrite_signal = QtCore.pyqtSignal(str, bytes, str)
serial_readyRead_signal = QtCore.pyqtSignal(bool)
def __init__(self):
super().__init__()
self.setupUi(self)
self.comboBox = MyCombox(self.centralwidget)
self.comboBox.setGeometry(QtCore.QRect(750, 40, 193, 30))
sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred,
QtWidgets.QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(
self.comboBox.sizePolicy().hasHeightForWidth())
self.comboBox.setSizePolicy(sizePolicy)
self.comboBox.setMinimumSize(QtCore.QSize(0, 30))
self.comboBox.setObjectName("comboBox")
self.comboBox.enter_event_signal.connect(self.onComboxEnterSlot)
self.serial_port = SerialPort()
self.serial_port.searchPort()
self.serial_list = list(self.serial_port.port.keys())
self.serial_list.sort()
for item in self.serial_list:
self.comboBox.addItem(item)
self.comboBox_2.addItem('1200')
self.comboBox_2.addItem('2400')
self.comboBox_2.addItem('4800')
self.comboBox_2.addItem('9600')
self.comboBox_2.addItem('19200')
self.comboBox_2.addItem('38400')
self.comboBox_2.addItem('57600')
self.comboBox_2.addItem('115200')
self.comboBox_2.setCurrentIndex(3)
self.comboBox_2.currentIndexChanged.connect(
self.onCombox_2IncdeChangeSlot)
self.comboBox_3.addItem('1')
self.comboBox_3.addItem('1.5')
self.comboBox_3.addItem('2')
self.comboBox_3.setCurrentIndex(0)
self.comboBox_3.currentIndexChanged.connect(
self.onCombox_3IncdeChangeSlot)
self.comboBox_4.addItem('5')
self.comboBox_4.addItem('6')
self.comboBox_4.addItem('7')
self.comboBox_4.addItem('8')
self.comboBox_4.setCurrentIndex(3)
self.comboBox_4.currentIndexChanged.connect(
self.onCombox_4IncdeChangeSlot)
self.comboBox_5.addItem('无')
self.comboBox_5.addItem('奇校验')
self.comboBox_5.addItem('偶校验')
self.comboBox_5.setCurrentIndex(0)
self.comboBox_5.currentIndexChanged.connect(
self.onCombox_5IncdeChangeSlot)
self.pushButton_flag = True
self.pushButton.clicked.connect(self.onPushButtonClickedSlot)
self.pushButton_2.clicked.connect(self.onPushButton_2ClickedSlot)
self.pushButton_3.clicked.connect(self.onPushButton_3ClickedSlot)
self.pushButton_4.clicked.connect(self.onPushButton_4ClickedSlot)
self.pushButton_5.clicked.connect(self.onPushButton_5ClickedSlot)
self.write_encodemode = 'utf-8'
self.radioButton.toggled.connect(self.onRadioButtonToggledSlot)
self.radioButton_2.toggled.connect(self.onRadioButton_2ToggledSlot)
self.radioButton_3.toggled.connect(self.onRadioButton_3ToggledSlot)
self.radioButton_4.toggled.connect(self.onRadioButton_4ToggledSlot)
self.radioButton_5.toggled.connect(self.onRadioButton_5ToggledSlot)
self.radioButton_6.toggled.connect(self.onRadioButton_6ToggledSlot)
self.serial_write_thread = QtCore.QThread()
self.serial_write_threadObject = SerialWriteThreadObject(
self.serial_port)
self.serial_write_threadObject.moveToThread(self.serial_write_thread)
self.serial_write_threadObject.write_finished.connect(
self.serialWriteThreadFinishedSlot)
self.serial_readyWrite_signal.connect(
self.serial_write_threadObject.serialWriteSlot)
self.serial_write_thread.start()
self.serial_read_thread = QtCore.QThread()
self.serial_read_threadObject = SerialReadThreadObject(
self.serial_port)
self.serial_read_threadObject.moveToThread(self.serial_read_thread)
self.serial_port.readyRead.connect(self.serialReadyReadSlot)
self.serial_readyRead_signal.connect(
self.serial_read_threadObject.serialReadSlot)
self.serial_read_threadObject.read_finished.connect(
self.serialReadThreadFinishedSlot)
self.serial_read_thread.start()
self.receive_color = QtGui.QColor(220, 20, 60)
self.send_color = QtGui.QColor(153, 50, 204)
self.textBrowser_text_list = []
self.textBrowser_addTime_flag = False
self.textBrowser_hex_flag = False
self.write_newLine_flag = False
self.write_hex_flag = False
self.textEdit_textNum = 0
def onComboxEnterSlot(self):
if self.pushButton_flag:
index = self.comboBox.currentIndex()
text = self.comboBox.currentText()
self.comboBox.clear()
self.serial_port.searchPort()
self.serial_list = list(self.serial_port.port.keys())
self.serial_list.sort()
for item in self.serial_list:
self.comboBox.addItem(item)
self.comboBox.setCurrentIndex(index)
if self.comboBox.currentText() != text:
self.comboBox.setCurrentIndex(0)
def onCombox_2IncdeChangeSlot(self):
current_index = self.comboBox_2.currentIndex()
if current_index == 0:
self.serial_port.baund_rate = QSerialPort.Baud1200
elif current_index == 1:
self.serial_port.baund_rate = QSerialPort.Baud2400
elif current_index == 2:
self.serial_port.baund_rate = QSerialPort.Baud4800
elif current_index == 3:
self.serial_port.baund_rate = QSerialPort.Baud9600
elif current_index == 4:
self.serial_port.baund_rate = QSerialPort.Baud19200
elif current_index == 5:
self.serial_port.baund_rate = QSerialPort.Baud38400
elif current_index == 6:
self.serial_port.baund_rate = QSerialPort.Baud57600
elif current_index == 7:
self.serial_port.baund_rate = QSerialPort.Baud115200
def onCombox_3IncdeChangeSlot(self):
current_index = self.comboBox_3.currentIndex()
if current_index == 0:
self.serial_port.stop_bits = QSerialPort.OneStop
elif current_index == 1:
self.serial_port.stop_bits = QSerialPort.OneAndHalfStop
elif current_index == 2:
self.serial_port.stop_bits = QSerialPort.TwoStop
def onCombox_4IncdeChangeSlot(self):
current_index = self.comboBox_4.currentIndex()
if current_index == 0:
self.serial_port.data_bits = QSerialPort.Data5
elif current_index == 1:
self.serial_port.data_bits = QSerialPort.Data6
elif current_index == 2:
self.serial_port.data_bits = QSerialPort.Data7
elif current_index == 3:
self.serial_port.data_bits = QSerialPort.Data8
def onCombox_5IncdeChangeSlot(self):
current_index = self.comboBox_5.currentIndex()
if current_index == 0:
self.serial_port.parity = QSerialPort.NoParity
elif current_index == 1:
self.serial_port.parity = QSerialPort.OddParity
elif current_index == 2:
self.serial_port.parity = QSerialPort.EvenParity
def onPushButtonClickedSlot(self):
if self.pushButton_flag:
port_name = self.comboBox.currentText()
if port_name != '':
self.serial_port.setPort(self.serial_port.port[port_name])
self.serial_port.open(QSerialPort.ReadWrite)
self.serial_port.setBaudRate(self.serial_port.baund_rate)
self.serial_port.setStopBits(self.serial_port.stop_bits)
self.serial_port.setDataBits(self.serial_port.data_bits)
self.serial_port.setParity(self.serial_port.parity)
self.pushButton_flag = False
self.pushButton.setStyleSheet("border-image: url(:/pic/on.png);")
self.comboBox.setEnabled(False)
self.comboBox_2.setEnabled(False)
self.comboBox_3.setEnabled(False)
self.comboBox_4.setEnabled(False)
self.comboBox_5.setEnabled(False)
else:
self.serial_port.close()
self.pushButton_flag = True
self.pushButton.setStyleSheet("border-image: url(:/pic/off.png);")
self.comboBox.setEnabled(True)
self.comboBox_2.setEnabled(True)
self.comboBox_3.setEnabled(True)
self.comboBox_4.setEnabled(True)
self.comboBox_5.setEnabled(True)
def onPushButton_2ClickedSlot(self):
file_name, _ = QtWidgets.QFileDialog.getSaveFileName(
self, '文件保存', './untitled.txt', 'Text files (*.txt)')
result = ''
with open(file_name, 'w') as fp:
for text_list in self.textBrowser_text_list:
text = "%s%s\n%s" % (text_list[0], text_list[2], text_list[1])
result = result + '\n' + text
fp.write(result)
def onPushButton_3ClickedSlot(self):
self.textBrowser.clear()
self.textBrowser_text_list = []
def onPushButton_4ClickedSlot(self):
self.textEdit.clear()
def onPushButton_5ClickedSlot(self):
if not self.pushButton_flag:
text = self.textEdit.toPlainText()
if text != '':
text_bytes = b''
if self.write_newLine_flag:
text = text + '\r\n'
if self.write_hex_flag:
text_bytes = StringProcess.hexStringToStingBytes(text)
self.serial_readyWrite_signal.emit(text, text_bytes,
self.write_encodemode)
def onRadioButtonToggledSlot(self):
if self.radioButton.isChecked():
self.textBrowser_addTime_flag = True
self.textBrowser.clear()
for text_list in self.textBrowser_text_list:
text = "%s%s\n%s" % (text_list[0], text_list[2], text_list[1])
result_filter = StringProcess.stringToHtmlFilter(text)
if text_list[0] == '[SEND]:':
result = StringProcess.stringToHtml(
result_filter, self.send_color)
else:
result = StringProcess.stringToHtml(
result_filter, self.receive_color)
self.textBrowser.append(result)
else:
self.textBrowser_addTime_flag = False
self.textBrowser.clear()
for text_list in self.textBrowser_text_list:
text = "%s\n%s" % (text_list[0], text_list[1])
result_filter = StringProcess.stringToHtmlFilter(text)
if text_list[0] == '[SEND]:':
result = StringProcess.stringToHtml(
result_filter, self.send_color)
else:
result = StringProcess.stringToHtml(
result_filter, self.receive_color)
self.textBrowser.append(result)
def onRadioButton_2ToggledSlot(self):
if self.radioButton_2.isChecked():
self.textBrowser_hex_flag = True
else:
self.textBrowser_hex_flag = False
def onRadioButton_3ToggledSlot(self):
text = self.textEdit.toPlainText()
if self.radioButton_3.isChecked():
self.write_hex_flag = True
self.textEdit.textChanged.connect(self.textEditTextChangeSlot)
if text != '':
result = StringProcess.stringToHexString(
text, self.write_encodemode)
self.textEdit.clear()
self.textEdit.setText(result)
else:
self.write_hex_flag = False
self.textEdit.textChanged.disconnect(self.textEditTextChangeSlot)
if text != '':
result, flag = StringProcess.hexStringToSting(
self.textEdit.toPlainText(), self.write_encodemode)
if not flag:
self.write_hex_flag = True
self.radioButton_3.toggled.disconnect(
self.onRadioButton_3ToggledSlot)
self.radioButton_3.setChecked(True)
self.radioButton_3.toggled.connect(
self.onRadioButton_3ToggledSlot)
QtWidgets.QMessageBox.warning(self, '警告',
'输入的16进制字节串无法用utf-8解码，请确认！')
self.textEdit.textChanged.connect(
self.textEditTextChangeSlot)
else:
self.textEdit.clear()
self.textEdit.setText(result)
def onRadioButton_4ToggledSlot(self):
self.write_encodemode = 'utf-8'
def onRadioButton_5ToggledSlot(self):
self.write_encodemode = 'gbk'
def onRadioButton_6ToggledSlot(self):
if self.radioButton_6.isChecked():
self.write_newLine_flag = True
else:
self.write_newLine_flag = False
def textEditTextChangeSlot(self):
text = self.textEdit.toPlainText()
if text != '':
cursor = self.textEdit.textCursor()
col = cursor.columnNumber()
row = cursor.blockNumber()
document = self.textEdit.document()
block_text = document.findBlockByNumber(row).text()
self.textEdit.textChanged.disconnect(self.textEditTextChangeSlot)
if self.textEdit_textNum < len(text):
if col > 0:
if ('0' <= block_text[col-1] <= '9') or ('a' <= block_text[col-1] <= 'f') \
or ('A' <= block_text[col-1] <= 'F'):
if col > 1:
if block_text[col - 2] != ' ':
if col == len(block_text):
self.textEdit.insertPlainText(' ')
elif block_text[col] != ' ' and block_text[
col] != '\n':
self.textEdit.insertPlainText(' ')
elif block_text[col - 1] != ' ' and block_text[col -
1] != '\n':
QtWidgets.QMessageBox.warning(
self, '输入警告', '在16进制输入下只允许0-9、a-f、A-F！')
ch = block_text[col - 1]
text = text.strip(ch)
self.textEdit.setText(text)
self.textEdit.moveCursor(QtGui.QTextCursor.End,
QtGui.QTextCursor.MoveAnchor)
self.textEdit.textChanged.connect(self.textEditTextChangeSlot)
self.textEdit_textNum = len(text)
def serialWriteThreadFinishedSlot(self):
text = self.textEdit.toPlainText()
current_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
setting = '[SEND]:'
if self.write_hex_flag:
setting = setting + '(hex)'
temp_list = [setting, text, current_time]
self.textBrowser_text_list.append(temp_list)
if self.textBrowser_addTime_flag:
result = "%s(%s)\n%s" % (setting, current_time, text)
else:
result = "%s\n%s" % (setting, text)
result_filter = StringProcess.stringToHtmlFilter(result)
self.textBrowser.append(
StringProcess.stringToHtml(result_filter, self.send_color))
def serialReadThreadFinishedSlot(self, data):
current_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
setting = '[RECEIVE]:'
if self.textBrowser_hex_flag:
setting = setting + '(hex)'
temp_list = [setting, data, current_time]
self.textBrowser_text_list.append(temp_list)
if self.textBrowser_addTime_flag:
result = "%s(%s)\n%s" % (setting, current_time, data)
else:
result = "%s\n%s" % (setting, data)
result_filter = StringProcess.stringToHtmlFilter(result)
self.textBrowser.append(
StringProcess.stringToHtml(result_filter, self.receive_color))
def serialReadyReadSlot(self):
self.serial_readyRead_signal.emit(self.textBrowser_hex_flag)
