android - How to customize the NumberPicker - Stack Overflow

number picker A Number Picker Wheel is an interactive on tool desned to select a random number by spinning a customizable wheel of numbers. The wheel selects a random. Make sure you have The Random Number Generator for those inevitable times when you urgently need a random number!

number wheel, I added a NumberPicker to my layout and debugged my app. Now I see that the NumberPicker doesn´t work, I can´t see any + or - button and also when I click on a number on my.