public static void SendFile(byte[] ext, byte[] sndfile)//TCP , SendPhoto
{
if (ready)
{
NetworkStream ns = new NetworkStream(ClientSocket);
byte[] extsend = ext;
ns.Write(ext, 0, ext.Length);
ChatContent.Add("[" + name + "] 已發送副檔名.\n");
byte[] buffer = sndfile;
ns.Write(BitConverter.GetBytes(sndfile.Length), 0, 4);
ns.Write(buffer, 0, buffer.Length);
ChatContent.Add("[" + name + "] 已發送檔案.\n");
}
else
{
ChatContent.Add("[Error**]未連線\r\n");
}
}
public static int Connect(byte[] sendname, string ip)//TCP
{
try
{
if (!ready)
{
if (LoopConnect(ip) == ClientStatus.Connected)
{
ready = true;
}
else
{
return(-1);
}
}
ClientSocket.Send(sendname);
ChatContent.Add("[" + name + "] 已與伺服器連線\r\n");
return(1);
}
catch
{
return(-1);
}
}
private static void ReceiveLoop()
{
_master.Clear();
_read.Clear();
_master.Add(ClientSocket);
_master.Add(uc.Client);
while (true)
{
_read = new ArrayList(_master);
try
{
Socket.Select(_read, null, null, 1000);
for (int i = 0; i < _read.Count; i++)
{
if (_read[i] == uc.Client)
{
byte[] recbyte = uc.Receive(ref ipep_c);
string textrec = Encoding.Default.GetString(recbyte);
ChatContent.Add(textrec);
}
else
{
if (ready)
{
try
{
NetworkStream ns = new NetworkStream(ClientSocket);
byte[] extbuf = new byte[3];
byte[] sizebuf = new byte[4];
if (!alreadyrecving)
{
ReadAllData(ns, extbuf);
string extension = Encoding.Default.GetString(extbuf);
ReadAllData(ns, sizebuf);//1st get size
int count = BitConverter.ToInt32(sizebuf, 0);
byte[] getf = new byte[count];
ReadAllData(ns, getf);
switch (extension)
{
case "jpg":
pictureExtension = extension;
CurrentPicture = getf;
ChatContent.Add("[" + Name + "] 收到" + extension + "圖片, Size = " + getf.Length + "\n");
break;
case "png":
pictureExtension = extension;
CurrentPicture = getf;
ChatContent.Add("[" + Name + "] 收到" + extension + "圖片, Size = " + getf.Length + "\n");
break;
case "bmp":
pictureExtension = extension;
CurrentPicture = getf;
ChatContent.Add("[" + Name + "] 收到" + extension + "圖片, Size = " + getf.Length + "\n");
break;
case "gif":
pictureExtension = extension;
CurrentPicture = getf;
ChatContent.Add("[" + Name + "] 收到" + extension + "圖片, Size = " + getf.Length + "\n");
break;
default:
fileExtension = extension;
CurrentFile = getf;
ChatContent.Add("[" + Name + "] 收到" + extension + "檔案, Size = " + getf.Length + "\n");
break;
}
}
}
catch
{
}
}
}
}
}
catch (Exception ex)
{
}
}//while
}