Studio MyAdapter 多条目加载



public class MyAdapter extends BaseAdapter {
    private List<SheHui_bean.NewslistBean> newslist;
    private Context context;

    public MyAdapter(Context context, List<SheHui_bean.NewslistBean> newslist) {
        this.context = context;
        this.newslist = newslist;
    }




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

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

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

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


        int type = getItemViewType(position);
        switch (type){

            case 0:
                ViewHolder holder;
                if(convertView==null){

                convertView=  View.inflate(context,R.layout.item_left,null);
                holder= new ViewHolder();
                holder.left_text= convertView.findViewById(R.id.left_title);
                holder.image=convertView.findViewById(R.id.left_pic);
                convertView.setTag(holder);
            }else{
               holder= (ViewHolder) convertView.getTag();
            }
                String picUrl = newslist.get(position).getPicUrl();
                holder.left_text.setText(newslist.get(position).getTitle());
                ImageLoader.getInstance().displayImage(picUrl,holder.image,MyApp.getOptions());
            break;
            case 1:
                ViewHolders holders;
                if(convertView==null){
              convertView=  View.inflate(context,R.layout.item_right,null);
                holders= new ViewHolders();
                holders.right_text= convertView.findViewById(R.id.right_title);
                holders.images=convertView.findViewById(R.id.right_pic);
                convertView.setTag(holders);
            }else{
               holders= (ViewHolders) convertView.getTag();
            }
                String picUrl2 = newslist.get(position).getPicUrl();
                ImageLoader.getInstance().displayImage(picUrl2, holders.images, MyApp.getOptions());
                holders.right_text.setText(newslist.get(position).getTitle());
                break;
        }

        return convertView;
    }

    @Override
    public int getItemViewType(int position) {
          int type=position%2;
          return type;
    }

    @Override
    public int getViewTypeCount() {
        return 2;
    }
  class ViewHolder{
         TextView left_text;
         ImageView image;

      public ImageView getimage() {
          return image;
      }
  }
    class ViewHolders{
        TextView right_text;
        ImageView images;

        public ImageView getimages() {
            return images;
        }
    }
}
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