public override List<Message> GetNewMessages()
{
Pop3 lPop3 = new Pop3();
lPop3.Connect(Server, User, Password, _Secure);
int lCount;
int lSize;
lPop3.GetStat(out lCount, out lSize);
if (lCount == _Count && lSize == _Size) { return null; }
_Count = lCount;
_Size = lSize;
List<Message> lResult = new List<Message>();
for (int i = lCount; i > 0; i--)
{
string lId = lPop3.GetId(i);
if (_KnownMessages.Contains(lId))
{
// Message is known and we can stop
break;
}
else
{
Message lMessage = new Message();
string lFrom, lSubject;
lPop3.GetHeader(i, out lFrom, out lSubject);
lMessage.From = lFrom;
lMessage.Subject = lSubject;
_KnownMessages.Add(lId);
lResult.Add(lMessage);
}
}
lPop3.Disconnect();
if (lResult.Count > 0)
{
return lResult;
}
else
{
return null;
}
}