private async void StreamSocketListener_ConnectionReceived(Windows.Networking.Sockets.StreamSocketListener sender, Windows.Networking.Sockets.StreamSocketListenerConnectionReceivedEventArgs args)
{
string request;
using (var streamReader = new StreamReader(args.Socket.InputStream.AsStreamForRead()))
{
request = await streamReader.ReadLineAsync();
}
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
ShowMessage(string.Format("server received the request: \"{0}\"", request)));
// Echo the request back as the response.
using (Stream outputStream = args.Socket.OutputStream.AsStreamForWrite())
{
using (var streamWriter = new StreamWriter(outputStream))
{
await streamWriter.WriteLineAsync(request);
await streamWriter.FlushAsync();
}
}
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => ShowMessage(string.Format("server sent back the response: \"{0}\"", request)));
sender.Dispose();
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => ShowMessage("server closed its socket"));
}
/// <summary>
/// Used to dispose of the stream socket listener
/// </summary>
private async void StopServer()
{
if (streamSocketListener != null)
{
streamSocketListener.Dispose();
System.Diagnostics.Debug.WriteLine("Listener stopped.");
}
}
private async void button_Click(object sender, RoutedEventArgs e)
{
if (sender is Button)
{
string content = (string)((Button)sender).Content;
if (content != "")
{
switch (content)
{
case "Start Listen":
PortNumber = tbPort.Text;
await StartServer();
this.buttonStartRecv.IsEnabled = false;
this.buttonStopRecv.IsEnabled = true;
break;
case "Stop Listen":
await streamSocketListener.CancelIOAsync();
streamSocketListener.Dispose();
status.Text = "Socket Server stopped. Press [Start listen]";
this.buttonStartRecv.IsEnabled = true;
this.buttonStopRecv.IsEnabled = false;
break;
case "Back":
//if (this.buttonStopRecv.IsEnabled)
//{
// await streamSocketListener.CancelIOAsync();
// streamSocketListener.Dispose();
// status.Text = "Socket Server stopped. Press [Start listen]";
// this.buttonStartRecv.IsEnabled = true;
// this.buttonStopRecv.IsEnabled = false;
//}
this.Frame.GoBack();
break;
}
}
}
}
public async void StreamSocketListener_ConnectionReceived(Windows.Networking.Sockets.StreamSocketListener sender, Windows.Networking.Sockets.StreamSocketListenerConnectionReceivedEventArgs args)
{
string request;
using (var streamReader = new StreamReader(args.Socket.InputStream.AsStreamForRead()))
{
request = await streamReader.ReadLineAsync();
}
Message = request;
//// Echo the request back as the response.
//using (Stream outputStream = args.Socket.OutputStream.AsStreamForWrite())
//{
// using (var streamWriter = new StreamWriter(outputStream))
// {
// await streamWriter.WriteLineAsync(request);
// await streamWriter.FlushAsync();
// }
//}
sender.Dispose();
}
private async void StreamSocketListener_ConnectionReceived(Windows.Networking.Sockets.StreamSocketListener sender, Windows.Networking.Sockets.StreamSocketListenerConnectionReceivedEventArgs args)
{
//string request="";
string response;
char[] chars = new char[10];
chars[1] = 'Z';
int responseLength;
byte cFineStructureConstant = 137;
try
{
using (var streamReader = new StreamReader(args.Socket.InputStream.AsStreamForRead()))
{
using (Stream outputStream = args.Socket.OutputStream.AsStreamForWrite())
{
using (var streamWriter = new StreamWriter(outputStream))
{
if (_Mode == Mode.Disconnected)
{
response = await streamReader.ReadLineAsync();
await streamWriter.WriteLineAsync("Hello World");
await streamWriter.FlushAsync();
await streamWriter.WriteAsync('@');
await streamWriter.FlushAsync();
//Once the first transmission/s, iniitaited from thsi end, is received then this end IS connected.
_Mode = Mode.Connected;
responseLength = await streamReader.ReadAsync(chars, 0, 10);
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => recvdText.Text = "" + chars);
if (chars[0] == '0')
{
await streamWriter.WriteAsync('1');
await streamWriter.FlushAsync();
}
_Mode = Mode.ACK0;
responseLength = await streamReader.ReadAsync(chars, 0, 10);
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => recvdText.Text = "" + chars[0]);
if (chars[0] == '2')
{
await streamWriter.WriteAsync('3');
await streamWriter.FlushAsync();
}
_Mode = Mode.ACK2;
responseLength = await streamReader.ReadAsync(chars, 0, 10);
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => recvdText.Text = "" + chars[0]);
if (chars[0] == '4')
{
await streamWriter.WriteAsync('5');
await streamWriter.FlushAsync();
}
_Mode = Mode.ACK4;
responseLength = await streamReader.ReadAsync(chars, 0, 10);
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => recvdText.Text = "" + chars[0]);
if (chars[0] == '!')
{
await streamWriter.WriteAsync('/');
await streamWriter.FlushAsync();
}
_Mode = Mode.Ready;
responseLength = await streamReader.ReadAsync(chars, 0, 1);
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => recvdText.Text = "" + chars[0]);
if (chars[0] == '/')
{
_Mode = Mode.Json1;
await streamWriter.WriteLineAsync(
"{\"Config\":[ [ { \"iWidth\": 120 },{ \"iHeight\": 100 },{ \"iSpace\": 5 },{ \"iCornerRadius\": 10 },{ \"iRows\": 2 },{ \"iColumns\": 5 },{ \"sComPortId\": \"\\\\\\\\?\\\\USB#VID_26BA&PID_0003#5543830353935161A112#{86e0d1e0-8089-11d0-9ce4-08003e301f73}\" },{ \"sFTDIComPortId\": \"\\\\\\\\?\\\\FTDIBUS#VID_0403+PID_6001+FTG71BUIA#0000#{86e0d1e0-8089-11d0-9ce4-08003e301f73}\" },{ \"iComportConnectDeviceNo\": -1 },{ \"iFTDIComportConnectDeviceNo\": 1 },{ \"sUseSerial\": \"BT\" } ] ] }~");
await streamWriter.FlushAsync();
responseLength = await streamReader.ReadAsync(chars, 0, 1);
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => recvdText.Text = "" + chars[0]);
{
if (chars[0] == '~')
{
_Mode = Mode.Json2;
await streamWriter.WriteLineAsync(
"{\"MainMenu\":[ [ \"Something else\", \"Unload\", \"Show full list\", \"Setup Sockets\", \"The quick brown fox jumps over the lazy dog\" ],[ \"First\", \"Back\", \"Next\", \"Last\", \"Show All\" ] ] }~");
await streamWriter.FlushAsync();
_Mode = Mode.Running;
}
;
}
}
bool listening = true;
_Mode = Mode.Running;
while (listening)
{
try
{
responseLength = await streamReader.ReadAsync(chars, 0, 1);
}
catch (Exception ex)
{
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => status.Text += "\r\n" + "Lost connection:\r\n" + ex.Message);
listening = false;
}
if (listening)
{
switch (chars[0])
{
case '^':
listening = false;
break;
default:
//Do app stuff here. For now just echo chars sent
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => status.Text += "" + chars[0]);
try
{
await streamWriter.WriteAsync(chars[0]);
await streamWriter.FlushAsync();
}
catch (Exception ex)
{
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => status.Text += "\r\n" + "Lost connection:\r\n" + ex.Message);
listening = false;
}
break;
}
}
}
}
}
}
}
}
catch (Exception ex)
{
await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => status.Text += "\r\n" + "Lost connection:\r\n" + ex.Message);
}
//await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => status.Text = string.Format("server sent back the response: \"{0}\"", request));
sender.Dispose();
//await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => status.Text = "server closed its socket"); ;
}
public void CloseSocket()
{
socketListener.Dispose();
}
