protected override async void InitializeNative()
{
//create local helper using the app context
BluetoothLEHelper localHelper = BluetoothLEHelper.Context;
this._bluetoothHelper = localHelper;
// BloubulLE: We want to get the actually state and its changes.
try
{
RadioAccessStatus tAccessStatus = await Radio.RequestAccessAsync();
if (tAccessStatus == RadioAccessStatus.Allowed)
{
BluetoothAdapter tAdapter = await BluetoothAdapter.GetDefaultAsync();
if (tAdapter != null)
{
this.DefaultRadio = await tAdapter.GetRadioAsync();
if (this.DefaultRadio != null)
{
this.DefaultRadio.StateChanged += this.OnRadioStateChanged;
this.OnRadioStateChanged(this.DefaultRadio, this);
}
}
}
}
catch (Exception iEx)
{
//-
}
}
private async Task CheckBluetoothStatus(bool activateIfOff)
{
if (bluetoothRadio != null && bluetoothRadio.State != RadioState.On)
{
// if bluetooth is off and "activateIfOff" == true , try to activate it
if (activateIfOff)
{
AddLog($"Bluetooth state: {bluetoothRadio.State.ToString()}, trying to turn it on...", AppLog.LogCategory.Debug);
RadioAccessStatus radioAccess = RadioAccessStatus.Unspecified;
try {
radioAccess = await bluetoothRadio.SetStateAsync(RadioState.On); // try to turn on the bluetooth adapter
} catch (Exception e) {
AddLog($"Can't modify state of {bluetoothRadio.Name}. \nMessage: {e.Message}", AppLog.LogCategory.Debug);
return;
}
// if the operation finished sucessfully change the bool variable
if (radioAccess == RadioAccessStatus.Allowed && bluetoothRadio.State == RadioState.On)
{
AddLog($"Bluetooth activated. New state: {bluetoothRadio.State.ToString()}.", AppLog.LogCategory.Debug);
IsBluetoothEnabled = true;
}
else
{
AddLog($"Something gone wrong. New bluetooth state: {bluetoothRadio.State.ToString()}.", AppLog.LogCategory.Debug);
IsBluetoothEnabled = false;
}
// if activateIfOff == false, just change the state of the variable
}
else
{
AddLog($"Bluetooth state: {bluetoothRadio.State.ToString()}", AppLog.LogCategory.Debug);
IsBluetoothEnabled = false;
}
// bluetooth == null means that there is no access to the bluetooth device
}
else if (bluetoothRadio == null)
{
AddLog("Can not comunicate with bluetooth.", AppLog.LogCategory.Error);
IsBluetoothEnabled = false;
return;
// if radio state == on ht ebluetooth is already on
}
else if (bluetoothRadio != null && bluetoothRadio.State == RadioState.On)
{
AddLog($"Bluetooth state: {bluetoothRadio.State.ToString()}", AppLog.LogCategory.Debug);
IsBluetoothEnabled = true;
}
}
public static AccessStatus ToAccessStatus(this RadioAccessStatus status)
{
switch (status)
{
case RadioAccessStatus.Allowed:
return(AccessStatus.Success);
case RadioAccessStatus.DeniedBySystem:
return(AccessStatus.DeniedBySystem);
case RadioAccessStatus.DeniedByUser:
return(AccessStatus.DeniedByUser);
default:
return(AccessStatus.UnknownError);
}
}
/// <summary>
/// If WiFi is off, will try to turn it on. Then it will return true if the WiFi is on.
/// </summary>
public async Task <bool> CheckRadio()
{
IReadOnlyList <Radio> MyRadios = await Radio.GetRadiosAsync();
foreach (var item in MyRadios)
{
if (item.Kind == RadioKind.WiFi)
{
RadioAccessStatus AccessStatus = await item.SetStateAsync(RadioState.On);
if (AccessStatus != RadioAccessStatus.Allowed)
{
bool result = await Launcher.LaunchUriAsync(new Uri("ms-settings:privacy-radios"));
}
}
if (item.State == RadioState.On)
{
return(true);
}
}
return(false);
}
