Random Number Generator Wheel

number picker I want to make a horizontal number picker as shown in the image below: I tried using horizontal listview and pageview widgets but couldn't do it. I've even tried using some. The input type=number> defines a field for entering a number. Use the following attributes to specify restrictions.

number9, 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.