import sys from PyQt5.QtCore import Qt, pyqtSignal from PyQt5.QtWidgets import QWidget, QVBoxLayout, QApplication import serial import serial.tools.list_ports from PyQt5.QtGui import QTextCursor from PyQt5.QtCore import QThread, pyqtSignal from PyQt5.QtWidgets import QHBoxLayout, QComboBox, QPushButton, QTextEdit, QLineEdit, QLabel from PyQt5.QtWidgets import QGroupBox, QGridLayout, QSizePolicy from qfluentwidgets import ( NavigationItemPosition, Theme, FluentWindow, NavigationAvatarWidget, PushButton, FluentIcon ) from qfluentwidgets import FluentIcon as FIF # ===================== 页面基类 ===================== class BaseInterface(QWidget): def __init__(self, parent=None): super().__init__(parent=parent) # ===================== 首页界面 ===================== class HomeInterface(BaseInterface): def __init__(self, parent=None): super().__init__(parent=parent) self.setObjectName("homeInterface") layout = QVBoxLayout() self.setLayout(layout) # ===================== 代码生成页面 ===================== class DataInterface(BaseInterface): def __init__(self, parent=None): super().__init__(parent=parent) self.setObjectName("dataInterface") layout = QVBoxLayout() self.setLayout(layout) # ===================== 串口终端界面 ===================== class SerialReadThread(QThread): data_received = pyqtSignal(str) def __init__(self, ser): super().__init__() self.ser = ser self._running = True def run(self): while self._running: if self.ser and self.ser.is_open and self.ser.in_waiting: try: data = self.ser.readline().decode(errors='ignore') self.data_received.emit(data) except Exception: pass def stop(self): self._running = False self.wait() class SerialTerminalInterface(BaseInterface): def __init__(self, parent=None): super().__init__(parent=parent) self.setObjectName("serialTerminalInterface") layout = QVBoxLayout(self) # 串口选择和连接 hbox = QHBoxLayout() self.port_combo = QComboBox() self.refresh_ports() self.baud_combo = QComboBox() self.baud_combo.addItems(['9600', '115200', '57600', '38400', '19200', '4800']) self.connect_btn = QPushButton("连接") self.connect_btn.clicked.connect(self.toggle_connection) hbox.addWidget(QLabel("串口:")) hbox.addWidget(self.port_combo) hbox.addWidget(QLabel("波特率:")) hbox.addWidget(self.baud_combo) hbox.addWidget(self.connect_btn) layout.addLayout(hbox) # 预设命令区 preset_group = QGroupBox("预设命令") preset_layout = QGridLayout() self.preset_commands = [ ("复位", "RESET"), ("获取版本", "GET_VERSION"), ("启动", "START"), ("停止", "STOP"), ("自检", "SELF_TEST"), ("查询状态", "STATUS?"), ] for i, (label, cmd) in enumerate(self.preset_commands): btn = QPushButton(label) btn.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Preferred) btn.clicked.connect(lambda _, c=cmd: self.send_preset_command(c)) preset_layout.addWidget(btn, i // 3, i % 3) preset_group.setLayout(preset_layout) layout.addWidget(preset_group) # 显示区 self.text_edit = QTextEdit() self.text_edit.setReadOnly(True) self.text_edit.setStyleSheet( "background-color: #1e1e1e; color: #d4d4d4; font-family: Consolas, 'Courier New', monospace; font-size: 14px;" ) layout.addWidget(self.text_edit) # 输入区 input_hbox = QHBoxLayout() self.input_line = QLineEdit() self.input_line.setPlaceholderText("输入内容，回车发送") self.input_line.returnPressed.connect(self.send_data) send_btn = QPushButton("发送") send_btn.clicked.connect(self.send_data) input_hbox.addWidget(self.input_line) input_hbox.addWidget(send_btn) layout.addLayout(input_hbox) self.ser = None self.read_thread = None def send_preset_command(self, cmd): self.input_line.setText(cmd) self.send_data() def refresh_ports(self): self.port_combo.clear() ports = serial.tools.list_ports.comports() for port in ports: self.port_combo.addItem(port.device) def toggle_connection(self): if self.ser and self.ser.is_open: self.disconnect_serial() else: self.connect_serial() def connect_serial(self): port = self.port_combo.currentText() baud = int(self.baud_combo.currentText()) try: self.ser = serial.Serial(port, baud, timeout=0.1) self.connect_btn.setText("断开") self.text_edit.append(f"已连接到 {port} @ {baud}") self.read_thread = SerialReadThread(self.ser) self.read_thread.data_received.connect(self.display_data) self.read_thread.start() except Exception as e: self.text_edit.append(f"连接失败: {e}") def disconnect_serial(self): if self.read_thread: self.read_thread.stop() self.read_thread = None if self.ser: self.ser.close() self.ser = None self.connect_btn.setText("连接") self.text_edit.append("已断开连接") def display_data(self, data): self.text_edit.moveCursor(QTextCursor.End) self.text_edit.insertPlainText(data) self.text_edit.moveCursor(QTextCursor.End) def send_data(self): if self.ser and self.ser.is_open: text = self.input_line.text() try: if not text: # 内容为空，只发送换行 self.ser.write('\n'.encode()) else: # 逐字符发送 for char in text: self.ser.write(char.encode()) # 结尾加换行 self.ser.write('\n'.encode()) except Exception as e: self.text_edit.append(f"发送失败: {e}") self.input_line.clear() # ===================== 设置界面 ===================== class SettingInterface(BaseInterface): def __init__(self, parent=None): super().__init__(parent=parent) self.setObjectName("settingInterface") layout = QVBoxLayout() self.setLayout(layout) # ===================== 帮助与关于界面 ===================== class HelpInterface(BaseInterface): def __init__(self, parent=None): super().__init__(parent=parent) self.setObjectName("helpInterface") layout = QVBoxLayout() self.setLayout(layout) class AboutInterface(BaseInterface): def __init__(self, parent=None): super().__init__(parent=parent) self.setObjectName("aboutInterface") layout = QVBoxLayout() self.setLayout(layout) # ===================== 主窗口与导航 ===================== class MainWindow(FluentWindow): themeChanged = pyqtSignal(Theme) def __init__(self): super().__init__() self.setWindowTitle("MR_ToolBox") self.resize(1000, 700) self.setMinimumSize(800, 600) self.page_registry = [ (HomeInterface(self), FIF.HOME, "首页", NavigationItemPosition.TOP), (DataInterface(self), FIF.LIBRARY, "MRobot代码生成", NavigationItemPosition.SCROLL), (SerialTerminalInterface(self), FIF.COMMAND_PROMPT, "串口终端", NavigationItemPosition.SCROLL), (SettingInterface(self), FIF.SETTING, "设置", NavigationItemPosition.BOTTOM), (HelpInterface(self), FIF.HELP, "帮助", NavigationItemPosition.BOTTOM), (AboutInterface(self), FIF.INFO, "关于", NavigationItemPosition.BOTTOM), ] self.initNavigation() def initNavigation(self): for page, icon, name, position in self.page_registry: self.addSubInterface(page, icon, name, position) self.navigationInterface.addSeparator() avatar = NavigationAvatarWidget('用户', ':/qfluentwidgets/images/avatar.png') self.navigationInterface.addWidget( routeKey='avatar', widget=avatar, onClick=None, position=NavigationItemPosition.BOTTOM ) # ===================== 程序入口 ===================== def main(): app = QApplication(sys.argv) window = MainWindow() window.show() sys.exit(app.exec_()) if __name__ == '__main__': main()