Just another TCD namespace: TCD.Device. Its purpose is to contain additional namespaces that use features like Camera, GPS, Accelerometer, Compass.. Everything that has an effect on the App permissions the user sees on the Windows Phone or Windows 8 application. (Like ‘This app has access to your location, compass..’) TCD.Device.Camera CodeScannerPopup is another async control, specific to the Windows Phone platform, that can be used to scan for QR codes. (In theory other 2D-codes as well.) Usage: add the TCD.Device.Camera NuGet package add using directives for TCD.Device.Camera and TCD.Device.Camera.Barcodes in the calling method (eg. a Button.Click event) hide/show ApplicationBar, attach/remove BackKeyPress event Code sample: private async void Button_Click(object sender, RoutedEventArgs e) { CodeScannerPopup scp = new CodeScannerPopup(Microsoft.Phone.Shell.SystemTray.IsVisible, Format.ALL_1D); //important: hide ApplicationBar and handle BackKeyPress ApplicationBar.IsVisible = false; this.BackKeyPress += scp.HandleBackKeyPress; //now let’s go ScanResult r = await scp.ShowAsync(“BARCODE SCANNER”, “scan”); if (r != null) output.Text = string.Format(“{0}n{1}”, r.Text, r.Format.ToString()); //clean…