private async Task <Tuple <bool, string> > InitializeScannerAsync() { try { //var wp = new xx.UWP.WriteProfile(); //var x = await wp.Write(ProfileFileName); if (scanner == null) { scanner = await Windows.Devices.PointOfService.BarcodeScanner.GetDefaultAsync(); if (scanner == null) { Windows.Devices.Enumeration.DeviceInformationCollection deviceCollection = await Windows.Devices.Enumeration.DeviceInformation.FindAllAsync(Windows.Devices.PointOfService.BarcodeScanner.GetDeviceSelector()); if (deviceCollection != null && deviceCollection.Count > 0) { scannerInitComplete = false; foreach (Windows.Devices.Enumeration.DeviceInformation D in deviceCollection) { if (D.Id.Contains("POSBarcodeScanner")) { scanner = await Windows.Devices.PointOfService.BarcodeScanner.FromIdAsync(D.Id); } } } } } if (scanner != null) { claimedScanner = await scanner.ClaimScannerAsync(); } if (claimedScanner != null) { claimedScanner.DataReceived += ClaimedScanner_DataReceivedAsync; claimedScanner.ReleaseDeviceRequested += OnClaimedScannerReleaseDeviceRequested; claimedScanner.IsDecodeDataEnabled = true; await claimedScanner.EnableAsync(); //await obj.claimedScanner.SetActiveSymbologiesAsync(new List<uint> { 0 }); foreach (string ProfileName in scanner.GetSupportedProfiles()) { if (ProfileName == "Develok Profile") { await claimedScanner.SetActiveProfileAsync(ProfileName); break; } } scannerInitComplete = true; //mp.BtnSettingsBackground(new SolidColorBrush(Color.FromArgb(120, 0, 255, 0))); //if (!mp.skipUpdate) //{ // mp.successOfScanner = true; // if (mp.lstLocalScannerSettings.First().restAddress == "olemas") // { // if (await mp.DisplayMessageYesNoAsync("Serveri aadress on seadistamata. Kas soovid seda teha?")) // { // mp.PrepareSettings(); // } // } // else // { // CheckNewVersionAvailabilityAsync.Check(mp); // mp.TxtBkScannedValue.Focus(FocusState.Programmatic); // } //} return(new Tuple <bool, string>(true, null)); } else { //mp.BtnSettingsBackground(new SolidColorBrush(Colors.Red)); return(new Tuple <bool, string>(false, "InitializeScannerAsync 1")); } } catch (Exception ex) { return(new Tuple <bool, string>(false, "InitializeScannerAsync " + ex.Message)); //mp.SendDebugErrorMessage(this.GetType().Name, "InitializeScannerAsync", ex); } }