private void AsyncHandleServReceive(IAsyncResult ar)
{
AsyncServObject ao = (AsyncServObject)ar.AsyncState;
Int32 recvBytes = ao.workSocket.EndReceive(ar);
if (recvBytes > 0)
{
String strmsgAsyncServ = Encoding.UTF8.GetString(ao.buffer);
string[] strmsgSplit = strmsgAsyncServ.Trim().Split('/');
switch (strmsgSplit[0])
{
case "AsyncFileTrans":
listBoxAsyncServ.Items.Add("상대방이 파일전송을 희망합니다.");
buttonAsyncServFileSend.Enabled = false;
if (MessageBox.Show("상대방이 파일전송을 희망합니다. 수락하시겠습니까 ?", "파일전송", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
ao.inibuffer();
ao.buffer = Encoding.UTF8.GetBytes("AsyncFileTransYes/");
socketAyncServerMain.BeginSend(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbServSend, ao);
//파일전송
if (fileWorkServConnectSocket == null || !fileWorkServConnectSocket.Connected)
{
IPEndPoint ipEPAcceptClient = (IPEndPoint)socketAyncServerMain.RemoteEndPoint;
asyncCbServFileSend = new AsyncCallback(AsyncHandleServFileSend);
asyncCbServFileConnect = new AsyncCallback(AsyncHandleServFileConnect);
asyncCbServFileReceive = new AsyncCallback(AsyncHandleServFileRecv);
fileWorkServConnectSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
fileWorkServConnectSocket.BeginConnect(new IPEndPoint(ipEPAcceptClient.Address, 8889), asyncCbServFileConnect, fileWorkServConnectSocket);
}
AsyncFileFormLoad AsyncFileReceive = new AsyncFileFormLoad(FileFormLoad);
this.Invoke(AsyncFileReceive, "FileReceive", "Server");
}
else
{
buttonAsyncServFileSend.Enabled = true;
ao.inibuffer();
ao.buffer = Encoding.UTF8.GetBytes("AsyncFileTransNo/");
socketAyncServerMain.BeginSend(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbServSend, ao);
//거절의사 전송
}
break;
case "AsyncFileTransYes":
listBoxAsyncServ.Items.Add("상대방이 파일전송을 허락하였습니다.");
AsyncFileFormLoad AsyncFileTrans = new AsyncFileFormLoad(FileFormLoad);
this.Invoke(AsyncFileTrans, "FileTrans", "Server");
break;
case "AsyncFileTransNo":
listBoxAsyncServ.Items.Add("상대방이 파일전송을 거절하였습니다.");
buttonAsyncServFileSend.Enabled = true;
break;
case "ImageSend":
//클라이언트가 나에게 사진전송을 허락할것인지 묻는 메시지
listBoxAsyncServ.Items.Add("상대방이 사진을 공유하고 싶어합니다.");
buttonAsyncServSendPicture.Enabled = false;
if (MessageBox.Show("상대방이 사진을 공유하고 싶어합니다. 수락하시겠습니까 ?", "사진전송", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
btAsyncServerPicture = new byte[Convert.ToInt32(strmsgSplit[1])];
ao.inibuffer();
ao.buffer = Encoding.UTF8.GetBytes("ImageOK/");
socketAyncServerMain.BeginSend(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbServSend, ao);
//파일전송
if (ImageAsyncServConnectSocket == null || !ImageAsyncServConnectSocket.Connected)
{
IPEndPoint ipEPAcceptClient = (IPEndPoint)socketAyncServerMain.RemoteEndPoint;
asyncCbServImageSend = new AsyncCallback(AsyncHandleServImageSend);
asyncCbServImageConnect = new AsyncCallback(AsyncHandleServImageConnect);
asyncCbServImageReceive = new AsyncCallback(AsyncHandleServImageReceive);
ImageAsyncServConnectSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
ImageAsyncServConnectSocket.BeginConnect(new IPEndPoint(ipEPAcceptClient.Address, 7879), asyncCbServImageConnect, ImageAsyncServConnectSocket);
}
if (msPictureAsyncServ != null)
{
msPictureAsyncServ.Flush();
msPictureAsyncServ.Close();
msPictureAsyncServ.Dispose();
msPictureAsyncServ = null;
}
msPictureAsyncServ = new MemoryStream();
}
else
{
ao.inibuffer();
ao.buffer = Encoding.UTF8.GetBytes("ImageNO/");
socketAyncServerMain.BeginSend(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbServSend, ao);
//거절의사 전송
buttonAsyncServSendPicture.Enabled = true;
}
break;
case "ImageOK":
//클라이언트가 사진전송을 허락하여 사진전송
listBoxAsyncServ.Items.Add("상대방이 사진공유를 허락하였습니다.");
AsyncServSendImage();
break;
case "ImageNO":
//클라이언트가 사진전송을 거절하여 사진거절
listBoxAsyncServ.Items.Add("상대방이 사진공유를 거절하였습니다.");
buttonAsyncServSendPicture.Enabled = true;
break;
default:
textBoxAsyncServChatArea.AppendText(Encoding.UTF8.GetString(ao.buffer));
textBoxAsyncServChatArea.AppendText("\r\n");
break;
}
}
listBoxAsyncServ.SelectedIndex = listBoxAsyncServ.Items.Count - 1;
Thread.Sleep(10);
ao.inibuffer();
ao.workSocket.BeginReceive(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbServrecv, ao);
}
private void AsyncHandleServFileRecv(IAsyncResult ar)
{
AsyncServObject ao = (AsyncServObject)ar.AsyncState;
Int32 recvBytes = ao.workSocket.EndReceive(ar);
if (recvBytes > 0)
{
string message = Encoding.UTF8.GetString(ao.buffer);
string[] splitMsg = message.Trim().Split('/');
switch (splitMsg[0])
{
case "FileSize":
//splitmsg[1] = "파일크기";
//splitmsg[2] = "파일이름";
string[] splitMsg2 = splitMsg[2].Split('.');
splitMsg2[0] += " 새로전송됨." + splitMsg2[1];
saveFileDialog1.DefaultExt = splitMsg2[1];
saveFileDialog1.InitialDirectory = @"C:\";
saveFileDialog1.RestoreDirectory = true;
AsyncFileFormLoad AsyncServerSaveDialog = new AsyncFileFormLoad(FileFormLoad);
this.Invoke(AsyncServerSaveDialog, "SaveDialogServer", message);
//ao.workSocket.Send(Encoding.UTF8.GetBytes("OK/"));
break;
case "FileFormAcceptClose":
if (FileServTrans.Visible && !FileServTrans.IsDisposed)
{
Form1.toform2 -= new Form1.AsyncFileTrans(FileServTrans.SetFileTextBox);
FileServTrans.Dispose();
MessageBox.Show("상대방이 파일전송 폼을 종료하여 자동 종료되었습니다.");
buttonAsyncServFileSend.Enabled = true;
}
break;
case "FileFormConnectClose":
if (FileServReceive.Visible && !FileServReceive.IsDisposed)
{
Form1.toform2 -= new Form1.AsyncFileTrans(FileServReceive.SetFileTextBox);
FileServReceive.Dispose();
MessageBox.Show("상대방이 파일전송 폼을 종료하여 자동 종료되었습니다.");
buttonAsyncServFileSend.Enabled = true;
}
break;
case "OK":
toform2("OK", 3, null);
break;
case "NO":
toform2("NO", 4, null);
break;
default:
if (asyncStreamServfileRecv != null)
asyncStreamServfileRecv.Write(ao.buffer, 0, ao.buffer.Length);
toform2(Encoding.UTF8.GetString(ao.buffer), 2, asyncStreamServfileRecv);
break;
}
}
ao.inibuffer();
ao.workSocket.BeginReceive(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbServFileReceive, ao);
}
