ChatActivity.java 文件源码

@Override
public void onScroll(int height, int scrollArea, float scrollPosition) {
    final Interpolator interpolator = PathInterpolatorCompat.create(.19f,0f,.2f,1f);
    final float interpolation = interpolator.getInterpolation((scrollPosition * .30f));
    final int bottomPadding = (int) (-1f * interpolation * scrollArea);
    findViewById(R.id.activity_input).setTranslationY(bottomPadding);
    findViewById(R.id.activity_recyclerview).setTranslationY(bottomPadding);
}