SkittleContainer.java 文件源码

private void updateFabTranslationForSnackbar(CoordinatorLayout parent,
    SkittleContainer container, View snackbar) {
  float translationY = this.getFabTranslationYForSnackbar(parent, container);
  if ((translationY == -snackbar.getHeight())) {
    ViewCompat.animate(container)
        .translationY(-translationY)
        .setInterpolator(new FastOutLinearInInterpolator())
        .setListener(null);
  } else if (translationY != this.mTranslationY) {
    ViewCompat.animate(container).cancel();
    if (Math.abs(translationY - this.mTranslationY) == (float) snackbar.getHeight()) {
      ViewCompat.animate(container)
          .translationY(translationY)
          .setInterpolator(new FastOutLinearInInterpolator())
          .setListener(null);
    } else {
      ViewCompat.setTranslationY(container, translationY);
    }

    this.mTranslationY = translationY;
  }
}