switch Views Visibility By Fade - Android User Interface

Android examples for User Interface:View Fade

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Description

switch Views Visibility By Fade

Demo Code

/*//from w w w .  j av  a 2s.c  om
 * Copyright (C) 2015 Ouadban Youssef(tafayor.dev@gmail.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
//package com.java2s;

import android.view.View;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;

public class Main {
    public static void switchViewsVisibilityByFade(final View oldView,
            final View newView) {

        final Animation fadeIn = new AlphaAnimation(0, 1);
        fadeIn.setDuration(700);

        Animation fadeOut = new AlphaAnimation(1, 0);
        fadeOut.setDuration(700);

        fadeOut.setAnimationListener(new Animation.AnimationListener() {
            @Override
            public void onAnimationStart(Animation animation) {
            }

            @Override
            public void onAnimationRepeat(Animation animation) {
            }

            @Override
            public void onAnimationEnd(Animation animation) {

                oldView.setVisibility(View.GONE);
                newView.setVisibility(View.VISIBLE);
                newView.startAnimation(fadeIn);
            }
        });
        oldView.startAnimation(fadeOut);

    }
}

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