public class GridAdapter extends BaseAdapter {
    private Context mContext;
    private List<Item> mItems;

    public GridAdapter(Context context, List<Item> items) {
        mContext = context;
        mItems = items;
    }

    @Override
    public int getCount() {
        return mItems.size();
    }

    @Override
    public Object getItem(int position) {
        return mItems.get(position);
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        ViewHolder holder;

        if (convertView == null) {
            convertView = LayoutInflater.from(mContext).inflate(R.layout.grid_item_layout, parent, false);
            holder = new ViewHolder();
            holder.checkBox = convertView.findViewById(R.id.checkbox);
            convertView.setTag(holder);
        } else {
            holder = (ViewHolder) convertView.getTag();
        }

        Item item = mItems.get(position);

        // 根据特定条件决定是否隐藏或显示复选框
        if (item.isHidden()) {
            holder.checkBox.setVisibility(View.GONE);
        } else {
            holder.checkBox.setVisibility(View.VISIBLE);
        }

        return convertView;
    }

    private static class ViewHolder {
        CheckBox checkBox;
    }
}