feat: 简化开始操作逻辑，移除对话框，直接写入寄存器 2 和 3 的值为 1

widgets/main_window.py

@@ -482,114 +482,18 @@ class MainWindow(MainWindowUI):
     
     def handle_start(self):
         """
-            处理开始按钮点击事件,并启动 modbus 监控
+            2,3 寄存器设置为 1
         """
-        # 创建对话框
-        dialog = QDialog(self)
-        dialog.setWindowTitle("上料操作")
-        dialog.setFixedSize(300, 200)
-        
-        # 对话框布局
-        layout = QVBoxLayout(dialog)
-        
-        # 添加提示信息
-        info_label = QLabel("请选择拆垛层数:")
-        info_label.setFont(self.normal_font)
-        layout.addWidget(info_label)
-        
-        # 添加托盘类型选择
-        pallet_combo = QComboBox()
-        pallet_combo.setFont(self.normal_font)
-        # 复制当前托盘类型选择器的内容
-        for i in range(1,4):
-            pallet_combo.addItem(str(i))
-        layout.addWidget(pallet_combo)
-        
-        # 添加提示信息
-        info_label = QLabel("请选择码垛层数:")
-        info_label.setFont(self.normal_font)
-        layout.addWidget(info_label)
-        
-        # 添加托盘类型选择
-        pallet_combo2 = QComboBox()
-        pallet_combo2.setFont(self.normal_font)
-        # 复制当前托盘类型选择器的内容
-        for i in range(1,4):
-            pallet_combo2.addItem(str(i))
-        layout.addWidget(pallet_combo2)
-        
-
-
-        # 添加按钮
-        button_layout = QHBoxLayout()
-        confirm_button = QPushButton("确认")
-        confirm_button.setFont(self.normal_font)
-        confirm_button.setStyleSheet("background-color: #e3f2fd; border: 1px solid #2196f3; padding: 8px 16px; font-weight: bold; border-radius: 4px;")
-        
-        cancel_button = QPushButton("取消")
-        cancel_button.setFont(self.normal_font)
-        cancel_button.setStyleSheet("padding: 8px 16px; font-weight: bold; border-radius: 4px;")
-        
-        button_layout.addStretch()
-        button_layout.addWidget(confirm_button)
-        button_layout.addWidget(cancel_button)
-        layout.addLayout(button_layout)
-        
-        # 连接按钮信号
-        confirm_button.clicked.connect(dialog.accept)
-        cancel_button.clicked.connect(dialog.reject)
-        
-        # 显示对话框
-        result = dialog.exec()
-        
-        # 如果用户确认，则执行上料操作
-        if result == QDialog.Accepted:
-            stow_num = pallet_combo.currentText()
-            stow_num2 = pallet_combo2.currentText()
-
-            # 获取托盘号对应的托盘类型
-            tray_id = self.tray_edit.currentText()
-            pallet_type = self.pallet_type_manager.get_pallet_type_by_pallet_id(tray_id)
-            # 初始化托盘号对应的序号
-            if tray_id not in self.init_seq:
-                self.init_seq[tray_id] = 1
-
-            if not pallet_type:
-                QMessageBox.warning(self, "错误", "未查到对应下料托盘类型")
-                return
-
-            # 执行Modbus操作
         modbus = ModbusUtils()
         client = modbus.get_client()
         try:
-                # 启动Modbus监控
-                self.setup_modbus_monitor()
-                
-                # 启动串口监听
-                self.serial_manager.auto_open_configured_ports()
-                
-                # 显式启动键盘监听器
-                self.serial_manager.start_keyboard_listener()
-                logging.info("已在开始操作时启动键盘监听器")
-                
-                success0 =  modbus.write_register_until_success(client, 0, int(stow_num))
-                success1 =  modbus.write_register_until_success(client, 1, int(pallet_type))
             success2 = modbus.write_register_until_success(client, 2, 1)
             success3 = modbus.write_register_until_success(client, 3, 1)
-                success4 =  modbus.write_register_until_success(client, 4, int(stow_num2))
-                # 上料 D2 寄存器写入 1 ,D0 寄存器写入托盘类型
-                if success0 and success2 and success1 and success3 and success4:
-                    # 创建状态标签并显示在右上角
-                    self.show_operation_status("拆垛层数", "input", stow_num)
-                else:
-                    QMessageBox.information(self, "操作提示", "上料失败")
         except Exception as e:
-                logging.error(f"上料操作失败: {str(e)}")
+            logging.error(f"启动操作失败: {str(e)}")
-                QMessageBox.critical(self, "错误", f"上料操作失败: {str(e)}")
         finally:
             modbus.close_client(client)
 
-
     def handle_stop(self):
         """处理停止按钮点击事件，并关闭 modbus 监控"""
         modbus = ModbusUtils()