Animation makeInAnimation = AnimationUtils.makeInAnimation(getBaseContext(), false);
makeInAnimation.setAnimationListener(new Animation.AnimationListener() {
@Override
public void onAnimationEnd(Animation animation) { }
@Override
public void onAnimationRepeat(Animation animation) { }
@Override
public void onAnimationStart(Animation animation) {
_fab.setVisibility(View.VISIBLE);
}
});
Animation makeOutAnimation = AnimationUtils.makeOutAnimation(getBaseContext(), true);
makeOutAnimation.setAnimationListener(new Animation.AnimationListener() {
@Override
public void onAnimationEnd(Animation animation) {
_fab.setVisibility(View.INVISIBLE);
}
@Override
public void onAnimationRepeat(Animation animation) { }
@Override
public void onAnimationStart(Animation animation) { }
});
// ...
if (_fab.isShown()) {
_fab.startAnimation(makeOutAnimation);
}
// ...
if (!_fab.isShown()) {
_fab.startAnimation(makeInAnimation);
}
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