/// <summary>
/// Compares two ExecMsgs for display sorting purposes.
/// Messages with higher severity are first, then messages
/// with lower MessageID's. Finally, if multiple messages
/// with the same ID are in the list, they are compared
/// by the Message text, so they always appear in the same
/// canonical order.
/// </summary>
public int CompareTo(object obj)
{
if ((obj == null) || !(obj is ExecMsg))
{
return(-1);
}
ExecMsg msg = (ExecMsg)obj;
int C = -Severity.CompareTo(msg.Severity);
if (C != 0)
{
return(C);
}
C = MessageID.CompareTo(msg.MessageID);
if (C != 0)
{
return(C);
}
return(Message.CompareTo(msg.Message));
}