protected override void Close(Object data)
{
var stream = InputStreamInvoker.FromJniHandle(((InputStream)data).Handle, JniHandleOwnership.DoNotTransfer);
Close(stream);
}
public async Task <bool> ConnectAsync(string _deviceName)
{
try
{
BluetoothAdapter adapter = BluetoothAdapter.DefaultAdapter;
if (adapter == null)
{
Log("No Bluetooth adapter found.");
}
else if (!adapter.IsEnabled)
{
Log("Bluetooth adapter is not enabled.");
}
List <BluetoothDevice> L = new List <BluetoothDevice>();
foreach (BluetoothDevice d in adapter.BondedDevices)
{
Log("D: " + d.Name + " " + d.Address + " " + d.BondState.ToString());
L.Add(d);
}
BluetoothDevice device = null;
device = L.Find(j => j.Name == _deviceName);
if (device == null)
{
Log("Named device not found.");
}
else
{
Log("Device has been found: " + device.Name + " " + device.Address + " " + device.BondState.ToString());
}
socket = device.CreateRfcommSocketToServiceRecord(UUID.FromString(TARGET_UUID));
await socket.ConnectAsync();
if (socket != null && socket.IsConnected)
{
Log("Connection successful!");
}
else
{
Log("Connection failed!");
}
inStream = (InputStreamInvoker)socket.InputStream;
outStream = (OutputStreamInvoker)socket.OutputStream;
if (socket != null && socket.IsConnected)
{
Task t = new Task(() => Listen(inStream));
t.Start();
//Task t1 = new Task(() => PingEvent());
//t1.Start();
}
else
{
//throw new Exception("Socket not existing or not connected.");
}
}
catch (Exception e)
{
//throw new Exception("Socket not existing or not connected.");
}
return(socket.IsConnected);
}
bool IResourceDecoder.Handles(Object source, Options options)
{
var stream = InputStreamInvoker.FromJniHandle(source.Handle, JniHandleOwnership.DoNotTransfer);
return(Handles(stream, options));
}
IResource IResourceDecoder.Decode(Object source, int width, int height, Options options)
{
var stream = InputStreamInvoker.FromJniHandle(source.Handle, JniHandleOwnership.DoNotTransfer);
return(Decode(stream, width, height, options));
}
internal static JsonValue Load(InputStreamInvoker stream)
{
throw new NotImplementedException();
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Menu);
// Get the latitude/longitude EditBox and button resources:
EditText quiz01 = FindViewById <EditText>(Resource.Id.qText);
EditText quiz02 = FindViewById <EditText>(Resource.Id.quText);
Button button = FindViewById <Button>(Resource.Id.getDataButton);
// When the user clicks the button ...
button.Click += async(sender, e) =>
{
// Get the latitude and longitude entered by the user and create a query.
string url = "http://http://introtoapps.com/quizzes_sample.json/findNearByDataJSON?q=" +
quiz01.Text +
"&qu=" +
quiz02.Text +
"&username=json";
// Fetch the weather information asynchronously,
// parse the results, then update the screen:
JsonValue json = await FetchDataAsync(url);
// ParseAndDisplay (json);
};
{
// Create your application here
var xx = _database.GetUser(1);
Toast.MakeText(this, "Welcome " + xx.Name, ToastLength.Long).Show();
}
///Gets weather data from the passed URL.
async Task <JsonValue> FetchDataAsync(string url)
{
// Create an HTTP web request using the URL:
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(new Uri(url));
request.ContentType = "application/json";
request.Method = "GET";
// Send the request to the server and wait for the response:
using (WebResponse response = await request.GetResponseAsync())
{
// Get a stream representation of the HTTP web response:
using (InputStreamInvoker stream = (Android.Runtime.InputStreamInvoker)response.GetResponseStream())
{
// Use this stream to build a JSON document object:
JsonValue jsonDoc = await Task.Run(() => JsonObject.Load(stream));
Console.Out.WriteLine("Response: {0}", jsonDoc.ToString());
// Return the JSON document:
return(jsonDoc);
}
}
}
}
