Delphi and C++ Builder optical barcode recognition library for Android utilizing the ZXing library. It supports UPC-A, UPC-E, EAN-8, EAN-13, Code 39, Code 93, Code 128, Codabar, ITF, RSS-14, RSS-Expanded, QR Code, Data Matrix, Aztec and PDF 417 barcodes. Take a look!
Demo shows an Android application using an Android Service to download an image from the Internet. The Android Service works as a background task, even if the main application is not running. When the image file is downloaded to the device, a notification is presented. Handling the notification loads the image previously downloaded. The service stops itself after performing the download process.
There are a few differences between a Windows App and an Android App that puzzled me initially. Why doesn’t my application get FocusChanged Activate/Deactivate or Close when switching between or terminating apps on Android?