fade In View with ViewPropertyAnimatorListener - Android Animation

Android examples for Animation:Fade Animation

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Description

fade In View with ViewPropertyAnimatorListener

Demo Code


import android.support.v4.view.ViewCompat;
import android.support.v4.view.ViewPropertyAnimatorListener;
import android.view.View;

public class Main{
    public static final int ANIMATION_DURATION_SHORT = 150;
    public static void fadeInView(View view) {
        fadeInView(view, ANIMATION_DURATION_SHORT);
    }// ww w.  java  2s.  c  om
    public static void fadeInView(View view, int duration) {
        fadeInView(view, duration, null);
    }
    public static void fadeInView(View view, int duration,
            final AnimationListener listener) {
        view.setAlpha(0f);
        view.setVisibility(View.VISIBLE);
        ViewPropertyAnimatorListener vpListener = null;

        if (listener != null) {
            vpListener = new ViewPropertyAnimatorListener() {
                @Override
                public void onAnimationStart(View view) {
                    if (!listener.onAnimationStart(view)) {
                        //execute Parent MEthod
                        view.setDrawingCacheEnabled(true);
                    }
                }

                @Override
                public void onAnimationEnd(View view) {
                    if (!listener.onAnimationEnd(view)) {
                        //execute Parent MEthod
                        view.setDrawingCacheEnabled(false);
                    }
                }

                @Override
                public void onAnimationCancel(View view) {
                    if (!listener.onAnimationCancel(view)) {
                        //execute Parent MEthod
                    }
                }
            };
        }
        ViewCompat.animate(view).alpha(1f).setDuration(duration)
                .setListener(vpListener);
    }
}

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