EditorDialog.java 文件源码

private void dismissDialog() {
    if (mDialogInOutAnimator != null || !isShowing()) return;

    Animator dropDown =
            ObjectAnimator.ofFloat(mLayout, View.TRANSLATION_Y, 0f, mLayout.getHeight());
    Animator fadeOut = ObjectAnimator.ofFloat(mLayout, View.ALPHA, mLayout.getAlpha(), 0f);
    AnimatorSet animatorSet = new AnimatorSet();
    animatorSet.playTogether(dropDown, fadeOut);

    mDialogInOutAnimator = animatorSet;
    mDialogInOutAnimator.setDuration(DIALOG_EXIT_ANIMATION_MS);
    mDialogInOutAnimator.setInterpolator(new FastOutLinearInInterpolator());
    mDialogInOutAnimator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mDialogInOutAnimator = null;
            dismiss();
        }
    });

    mDialogInOutAnimator.start();
}