/// <summary>
/// 根据给定通道索引号
/// 获取通道message
/// </summary>
/// <param name="index">通道索引值(基于0)</param>
/// <param name="channelName">通道Name</param>
/// <param name="message">接收到的消息</param>
/// <returns>状态码</returns>
public static CANError GetSingleChannelMessage(ref Int32 index, ref String channelName, out ReceiveObject message)
{
message = new ReceiveObject();
var result = CanInteraction.CANRcvMsg(index, ref message);
if (result == CANError.ErrNon)
{
OnReceiveMessageEvent(channelName, message);
}
return(result);
}
/// <summary>
/// 获取多个通道的Message
/// 如出现错误则接收Message 为 null
/// </summary>
/// <param name="channelNames">通道Name列表</param>
/// <param name="message">接收到的信息列表</param>
/// <returns>状态码</returns>
public static CANError GetMultiChannelMessage(ref List <String> channelNames, out List <ReceiveObject> message)
{
var result = CANError.ErrNon;
message = new List <ReceiveObject>();
for (Int32 flag = 0; flag < channelNames.Count; flag++)
{
ReceiveObject receive = new ReceiveObject();
result = CanInteraction.CANRcvMsg(flag, ref receive);
if (result == CANError.ErrNon)
{
message.Add(receive);
OnReceiveMessageEvent(channelNames[flag], receive);
}
else if (result != CANError.Err_RcvEmpty)
{
message = null;
break;
}
}
return(result);
}
