自动加载dbc

UIShare/GlobalVariable/DeviceManager.cs

@@ -1,12 +1,15 @@
 using DeviceCommand.Base;
 using Logger;
 using Model.Models;
+using Prism.Events;
 using Prism.Ioc;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.IO.Ports;
 using System.Linq;
 using System.Reflection;
+using UIShare.PubEvent;
 using UIShare.UIViewModel;
 using ZLGUSBCANFD;
 
@@ -22,6 +25,7 @@ namespace UIShare.GlobalVariable
         public SystemConfig _systemConfig { get; set; }
         private readonly GlobalInfo _globalInfo;
         private readonly string _scopeName;
+        private readonly IEventAggregator _eventAggregator;
 
         /// <summary>按 DeviceName 索引的设备字典，便于业务层按名取实例。</summary>
         public IDictionary<string, IBaseInterface> DeviceMap { get; private set; }
@@ -31,10 +35,11 @@ namespace UIShare.GlobalVariable
         private static readonly IReadOnlyDictionary<string, Type> _deviceTypeMap = BuildDeviceTypeMap();
         public ZLGCANFD CANFD { get; set; }
 
-        public DeviceManager(SystemConfig systemConfig, GlobalInfo globalInfo)
+        public DeviceManager(SystemConfig systemConfig, GlobalInfo globalInfo, IEventAggregator eventAggregator)
         {
             _systemConfig = systemConfig;
             _globalInfo = globalInfo;
+            _eventAggregator = eventAggregator;
             // 用 SystemConfig.Title 作为作用域唯一标识，无需反查 ConfigDic
             _scopeName =  _systemConfig.Title;
             InitDevices();
@@ -407,7 +412,7 @@ namespace UIShare.GlobalVariable
         }
 
         /// <summary>
-        /// 打开 CAN 卡：打开设备 + 初始化并启动所有通道
+        /// 打开 CAN 卡：打开设备 + 初始化并启动所有通道 + 自动加载 DBC
         /// </summary>
         private async Task<bool> ConnectCanAsync(DeviceInfoVM info)
         {
@@ -431,6 +436,55 @@ namespace UIShare.GlobalVariable
                 bool ok = await Task.Run(() =>
                 {
                     if (!CANFD.打开设备()) return false;
+
+                    // 初始化并启动所有通道
+                    int maxCh = CANFD.DBCParser.MaxChannels;
+                    for (uint i = 0; i < maxCh; i++)
+                    {
+                        try
+                        {
+                            CANFD.初始化并启动通道(i);
+                        }
+                        catch (Exception ex)
+                        {
+                            LoggerHelper.Warn($"CAN 通道 {i} 初始化失败：{ex.Message}");
+                            break;
+                        }
+                    }
+
+                    // 自动加载 DBC 文件
+                    if (_systemConfig?.DBCAutoLoadList != null)
+                    {
+                        foreach (var item in _systemConfig.DBCAutoLoadList)
+                        {
+                            if (item.DBCChannel < 0 || item.DBCChannel >= maxCh) continue;
+                            if (string.IsNullOrWhiteSpace(item.DBCFilePath)) continue;
+
+                            if (!File.Exists(item.DBCFilePath))
+                            {
+                                // 文件不存在，发布事件广播
+                                _eventAggregator.GetEvent<DBCFileNotFoundEvent>().Publish(new DBCFileNotFoundArgs
+                                {
+                                    Channel = item.DBCChannel,
+                                    FilePath = item.DBCFilePath,
+                                    Scope = _scopeName
+                                });
+                                LoggerHelper.Warn($"CAN 通道 {item.DBCChannel} 自动加载 DBC 失败：文件不存在 [{item.DBCFilePath}]");
+                                continue;
+                            }
+
+                            bool loadOk = CANFD.加载通道DBC文件((uint)item.DBCChannel, item.DBCFilePath);
+                            if (loadOk)
+                            {
+                                LoggerHelper.Info($"CAN 通道 {item.DBCChannel} 已自动加载 DBC：{item.DBCFilePath}");
+                            }
+                            else
+                            {
+                                LoggerHelper.Warn($"CAN 通道 {item.DBCChannel} 自动加载 DBC 失败：{item.DBCFilePath}");
+                            }
+                        }
+                    }
+
                     return true;
                 });
 

UIShare/GlobalVariable/SystemConfig.cs

@@ -31,7 +31,7 @@ namespace UIShare.GlobalVariable
         public ObservableCollection<DeviceInfoVM> DeviceList = new();
         public ObservableCollection<SharedParameter> SharedParameterList = new();
         public ObservableCollection<CANSignalConfig> ConfigurationList = new();
-        public ObservableCollection<AutoDBCLoadItem> dbcAutoLoadList = new();
+        public ObservableCollection<AutoDBCLoadItem> DBCAutoLoadList = new();
         public ObservableCollection<ValueLimitVM> ValueLimitList = new();
         [JsonIgnore]
         public ObservableCollection<MonitorChannelVM> Channels = new();

UIShare/PubEvent/DBCFileNotFoundEvent.cs

@@ -0,0 +1,17 @@
+namespace UIShare.PubEvent
+{
+    /// <summary>
+    /// DBC 自动加载时找不到文件事件。
+    /// 参数：(通道号, 文件路径)
+    /// </summary>
+    public class DBCFileNotFoundEvent : PubSubEvent<DBCFileNotFoundArgs>
+    {
+    }
+
+    public class DBCFileNotFoundArgs
+    {
+        public int Channel { get; set; }
+        public string FilePath { get; set; } = string.Empty;
+        public string Scope { get; set; } = string.Empty;
+    }
+}