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can信号监控曲线添加

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hsc
2026-07-10 09:56:59 +08:00
parent 412b56935c
commit 52d486e2b1
7 changed files with 383 additions and 42 deletions
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53
UIShare/GlobalVariable/DeviceManager.cs
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@@ -27,6 +27,9 @@ namespace UIShare.GlobalVariable
private readonly string _scopeName;
private readonly IEventAggregator _eventAggregator;
/// <summary>CAN 信号广播器：将 DBC 解码后的信号值广播给监控系统</summary>
private CANSignalBroadcaster? _canSignalBroadcaster;
/// <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; }
= new Dictionary<string, IBaseInterface>(StringComparer.OrdinalIgnoreCase);
@@ -412,7 +415,7 @@ namespace UIShare.GlobalVariable
}
/// <summary>
/// 打开 CAN 卡：打开设备 + 初始化并启动所有通道 + 自动加载 DBC
/// 打开 CAN 卡：打开设备 + 初始化并启动所有通道 + 自动加载 DBC + 启动信号广播
/// </summary>
private async Task<bool> ConnectCanAsync(DeviceInfoVM info)
{
@@ -436,51 +439,49 @@ 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($"CAN 通道 {i} 初始化失败：{ex.Message}");
break;
}
}
// 启动 CAN 信号广播器
_canSignalBroadcaster = new CANSignalBroadcaster(_eventAggregator, _scopeName);
_canSignalBroadcaster.Bind(CANFD);
// 自动加载 DBC 文件
if (_systemConfig?.DBCAutoLoadList != null)
{
foreach (var item in _systemConfig.DBCAutoLoadList)
{
if (item.DBCChannel < 0 || item.DBCChannel >= maxCh) continue;
if (item.DBCChannel < 0 || item.DBCChannel >= 4) continue;
if (string.IsNullOrWhiteSpace(item.DBCFilePath)) continue;
if (!File.Exists(item.DBCFilePath))
{
// 文件不存在，发布事件广播
_eventAggregator.GetEvent<DBCFileNotFoundEvent>().Publish(new DBCFileNotFoundArgs
// 发布 DBC 卸载事件，通知监控系统清除对应信号
_eventAggregator.GetEvent<DBCUnloadedEvent>().Publish(new DBCUnloadedArgs
{
Channel = item.DBCChannel,
FilePath = item.DBCFilePath,
Channel = (uint)item.DBCChannel,
Scope = _scopeName
});
LoggerHelper.Warn($"CAN 通道 {item.DBCChannel} 自动加载 DBC 失败：文件不存在 [{item.DBCFilePath}]");
continue;
}
CANFD.初始化并启动通道((uint)item.DBCChannel);
bool loadOk = CANFD.加载通道DBC文件((uint)item.DBCChannel, item.DBCFilePath);
if (loadOk)
{
LoggerHelper.Info($"CAN 通道 {item.DBCChannel} 已自动加载 DBC：{item.DBCFilePath}");
// 发布 DBC 加载完成事件，通知监控系统刷新信号列表
_eventAggregator.GetEvent<DBCLoadedEvent>().Publish(new DBCLoadedArgs
{
Channel = (uint)item.DBCChannel,
Scope = _scopeName
});
}
else
{
LoggerHelper.Warn($"CAN 通道 {item.DBCChannel} 自动加载 DBC 失败：{item.DBCFilePath}");
_eventAggregator.GetEvent<DBCUnloadedEvent>().Publish(new DBCUnloadedArgs
{
Channel = (uint)item.DBCChannel,
Scope = _scopeName
});
}
}
}
@@ -527,6 +528,10 @@ namespace UIShare.GlobalVariable
return;
}
// 先释放 CAN 信号广播器，取消事件订阅，防止关闭过程中仍触发回调
_canSignalBroadcaster?.Dispose();
_canSignalBroadcaster = null;
await Task.Run(() => CANFD.关闭CAN卡设备());
LoggerHelper.Info($"CAN 设备 [{name}] 已成功关闭连接。");
}
@@ -586,6 +591,10 @@ namespace UIShare.GlobalVariable
public void Dispose()
{
// 释放 CAN 信号广播器
_canSignalBroadcaster?.Dispose();
_canSignalBroadcaster = null;
if (string.IsNullOrEmpty(_scopeName)) return;
// 遍历当前作用域用到的所有指纹，逐一移除本作用域的引用