Android: Expand/collapse animation

Question

Let\'s say I have a vertical linearLayout with :

[v1]
[v2]

By default v1 has visibily = GONE. I would like to show v1 with an expand animat

Answer 1

You are on the right track. Make sure you have v1 set to have a layout height of zero right before the animation starts. You want to initialize your setup to look like the first frame of the animation before starting the animation.