demoproject for zxing integration in android studio and androied version 4.0 above

hi, i am a developer. i need help in bring the following functionality into my app: i need an activity which has in the upper half of the screen the zxing scanner view (for scanning products) and in the lower half of the screen a listview which shows the scanned barcodes and the type of the barcode. i need full sourcecode and rights of this project and an step by step tutorial how to transfer this functionality into a different app. have to function in android 4.0 above and in android studio.