Java tutorial
//package com.java2s; import android.view.View; import android.view.animation.AccelerateDecelerateInterpolator; public class Main { public final static int ANIMATION_DURATION = 300; public static void slideInDown(View v) { v.setTranslationY(-v.getMeasuredHeight()); v.setVisibility(View.VISIBLE); v.animate().setInterpolator(new AccelerateDecelerateInterpolator()).setDuration(ANIMATION_DURATION) .translationY(0).start(); } }