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輪播 網頁介面卡........

<主介面>

public class BannerAdapter extends PagerAdapter {
    private List<ImageView> imageViewList;

    public BannerAdapter(List<ImageView> imageViewList) {
        this.imageViewList = imageViewList;
    }

    @Override
    public int getCount() {
        return Integer.MAX_VALUE;
    }

    @Override
    public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
        return view == object;
    }

    @NonNull
    @Override
    public Object instantiateItem(@NonNull ViewGroup container, int position) {
        ImageView imageView = imageViewList.get(position % imageViewList.size());
        ViewGroup parent = (ViewGroup)  imageView.getParent();
        if (parent != null){
            parent.removeView(imageView);

        }
        container.addView(imageView);
        return imageView;
    }

    @Override
    public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
        container.removeView((View) object);
    }
}