问如何使用两个可滚动的画廊在2列图像和文本从网址使用网络服务？

EN

public class PicsAdapter extends PagerAdapter{
    View item1, item2;

    .....
    @Override
    public Object instantiateItem(ViewGroup container, final int position){

        View v = activity.getLayoutInflater().inflate(R.layout.account_list_item, null);

        item1 = v.findViewById(R.id.item1);
        item1.setOnClickListener(new OnClickListener(){....}


        if( position*2+1 < pics.size()){

            item2 = v.findViewById(R.id.item2);
            item2.setOnClickListener(new OnClickListener(){

                    public void onClick(View v) {

                        .... 
                    }

            });


        }else{
            //hide 
            v.findViewById(R.id.item2).setVisibility(View.INVISIBLE);
        } 


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