public void LoadRestaurants() { ClearMap(); ProgressBarVisibility = Visibility.Visible; Restaurants.Clear(); Deployment.Current.Dispatcher.BeginInvoke(async() => { Geolocator geolocator = new Geolocator(); geolocator.DesiredAccuracyInMeters = 100; try { Geoposition geoPosition = await geolocator.GetGeopositionAsync(TimeSpan.FromSeconds(0), TimeSpan.FromSeconds(60)); _gpsLocation = new GeoCoordinate(geoPosition.Coordinate.Latitude, geoPosition.Coordinate.Longitude); _googleApiService.SendGetPlacesRequest(geoPosition.Coordinate.Latitude, geoPosition.Coordinate.Longitude, 2000, "pizza,pizzeria"); } catch (Exception) { ProgressBarVisibility = Visibility.Collapsed; MessageBox.Show("Błąd podczas pobierania lokalizacji. Sprawdź ustawienia telefonu."); } }); }
async Task ExecuteLoadItemsCommand() { if (IsBusy) { return; } IsBusy = true; try { Restaurants.Clear(); var restaurants = await DataStore.GetItemsAsync(true); foreach (var restaurant in restaurants) { Restaurants.Add(restaurant); } } catch (Exception ex) { Debug.WriteLine(ex); } finally { IsBusy = false; } }
private static void LoadRestsFromFile() { Restaurants.Clear(); try { Restaurants = JsonConvert.DeserializeObject <ObservableCollection <Restaurant> >(File.ReadAllText(RestsDB, Encoding.Default)) ?? new ObservableCollection <Restaurant>(); } catch (JsonReaderException) { new Alert("Неверный формат файла", "Файл должен быть в формате JSON").Show(); RestsDB = Path.Combine(Environment.CurrentDirectory, "data\\rests.txt"); } }
public async Task DisplayResults() { var source = _cancellationTokens.AddAndReturn(new CancellationTokenSource()); await Task.Factory.StartNew(() => { _dataService.CuisineType = CuisineType; var restaurants = _dataService.listOfRestaurants().Result; if (!source.Token.IsCancellationRequested) { DispatcherWrapper.Current().Dispatch(() => { Restaurants.Clear(); foreach (var restaurant in restaurants) { Restaurants.Add(restaurant); } }); } }, source.Token); }
//public override async Task OnNavigatedToAsync(object parameter, navigationmode mode, idictionary<string, object> state) //{ // // defaults // price1checked = true; // price2checked = true; // star2checked = true; // star3checked = true; // selectedcuisine = "indian"; // distance = 1; // await searchasync(); //} public async Task SearchAsync() { var source = _cancellationTokens.AddAndReturn(new CancellationTokenSource()); await Task.Factory.StartNew(async() => { // TODO: convert distance number to kilos var restaurants = await _dataService.GetReataurantsAsync(); if (!source.Token.IsCancellationRequested) { DispatcherWrapper.Current().Dispatch(() => { Restaurants.Clear(); foreach (var restaurant in restaurants) { Restaurants.Add(restaurant); } }); } }, source.Token); }