GridLayout Column width

Question

I have 2 columns in my GridLayout. What I want to do is make those columns take up half of the width of the screen each and then have its child contents fill their

Answer 1

This code is available on pre API21 with support library!

I have a simple piece of code to show 4 buttons in a gridLayout of 2 columns that take 50% of the available space: perhaps it can help

Solution is perhaps this :

android:layout_gravity="fill"
android:layout_columnWeight="1"