Java tutorial
//package com.java2s; /* * Copyright 2014 http://Bither.net * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.view.View; import android.view.animation.AlphaAnimation; import android.view.animation.Animation; import android.view.animation.Animation.AnimationListener; public class Main { private static final int FADE_DURATION = 500; public static void fadeOut(final View view, AnimationListener animationListener, int duration) { view.setVisibility(View.VISIBLE); Animation alphaAnimation = new AlphaAnimation(0.0f, 1.0f); alphaAnimation.setDuration(duration); alphaAnimation.setAnimationListener(animationListener); view.startAnimation(alphaAnimation); } public static void fadeOut(final View view) { view.setVisibility(View.VISIBLE); Animation alphaAnimation = new AlphaAnimation(0.0f, 1.0f); alphaAnimation.setDuration(FADE_DURATION); alphaAnimation.setAnimationListener(new AnimationListener() { @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationRepeat(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { } }); view.startAnimation(alphaAnimation); } }