/// <summary>
/// Switch the flight mode on/off asynchronously.
/// </summary>
/// <param name="mode">Flight mode request value.</param>
/// <returns>A task indicating whether the SetFlightMode method is done or not.</returns>
/// <privilege>http://tizen.org/privilege/telephony.admin</privilege>
/// <privlevel>platform</privlevel>
/// <feature>http://tizen.org/feature/network.telephony</feature>
/// <exception cref="System.NotSupportedException">Thrown when feature is not supported.</exception>
/// <exception cref="System.UnauthorizedAccessException">Thrown when privilege access is denied.</exception>
/// <exception cref="System.InvalidOperationException">Thrown when modem instance is invalid or when method failed due to invalid operation.</exception>
public Task SetFlightMode(PowerFlightModeRequest mode)
{
TaskCompletionSource <bool> task = new TaskCompletionSource <bool>();
IntPtr id;
id = (IntPtr)_requestId++;
_response_map[id] = (IntPtr handle, int result, IntPtr data, IntPtr key) =>
{
Task resultTask = new Task(() =>
{
if ((mode == PowerFlightModeRequest.Leave && result != (int)PowerFlightModeResponse.Off) ||
(mode == PowerFlightModeRequest.Enter && result != (int)PowerFlightModeResponse.On))
{
Log.Error(TapiUtility.LogTag, "Error occurs during switching flight mode on/off, " + (PowerFlightModeResponse)result);
task.SetException(new InvalidOperationException("Error occurs during switching flight mode on/off, " + (PowerFlightModeResponse)result));
return;
}
task.SetResult(true);
});
resultTask.Start();
resultTask.Wait();
_response_map.Remove(key);
};
int ret = Interop.Tapi.Modem.SetFlightMode(_handle, mode, _response_map[id], id);
if (ret != (int)TapiError.Success)
{
Log.Error(TapiUtility.LogTag, "Failed to switch the flight mode on/off, Error: " + (TapiError)ret);
TapiUtility.ThrowTapiException(ret, _handle, "http://tizen.org/privilege/telephony.admin");
}
return(task.Task);
}
internal static extern int SetFlightMode(IntPtr handle, PowerFlightModeRequest mode, TapiResponseCallback cb, IntPtr userData);