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androidnumberpicker

NumberPicker rendered incorrectly in a Dialog

I have a NumberPicker inside an AlertDialog instantiated like this: final NumberPicker np = new NumberPicker(PiattoActivity.this);.

The problem is, instead of being rendered like this (on the left):

from android docs

it's rendered like this:

Why the dividers take up all the space given? How can I fix it?

Solution

  • You are using for the picker

    android:layout_width="match_parent"

    You should use 

        android:layout_width="wrap_content"
    android:layout_gravity="center"