Java tutorial
//package com.java2s; //License from project: Apache License import android.view.animation.AlphaAnimation; import android.view.animation.Animation; import android.view.animation.LinearInterpolator; public class Main { public static Animation fadeIn(final android.view.animation.Animation.AnimationListener animationlistener) { final AlphaAnimation alphaanimation = new AlphaAnimation(0F, 1F); alphaanimation.setDuration(300L); alphaanimation.setInterpolator(new LinearInterpolator()); alphaanimation.setAnimationListener(animationlistener); return alphaanimation; } }