1 public class Fruite{
2 private String name;
3 private int imageId;
4 public Fruit(String name,int imageId){
5 this.name = name;
6 this.imageId = imageId;
7 }
8 }
1 public class FruitAdapter extends ArrayAdapter<Fruit>{
2 private int resourceId;
3 public FruitAdapter(Context context,int textViewresourceId,
4 List<Fruit> objects){
5 super(context,textViewResourceId,objects);
6 resourceId = textViewResourceId;
7 }
8
9 public View getView(int position, View convertView, ViewGroup parent) {
10 Fruit fruit = getItem(position);
11 View view;
12 ViewHolder viewHolder;
13 if (convertView == null) {
14 view = LayoutInflater.from(getContext()).inflate(resourceId, null);
15 viewHolder = new ViewHolder();
16 viewHolder.fruitImage = (ImageView) view.findViewById
17 (R.id.fruit_image);
18 viewHolder.fruitName = (TextView) view.findViewById
19 (R.id.fruit_name);
20 view.setTag(viewHolder); // 将ViewHolder存储在View中
21 } else {
22 view = convertView;
23 viewHolder = (ViewHolder) view.getTag(); // 重新获取ViewHolder
24 }
25 viewHolder.fruitImage.setImageResource(fruit.getImageId());
26 viewHolder.fruitName.setText(fruit.getName());
27 return view;
28 }
1 class ViewHolder {
2 ImageView fruitImage;
3 TextView fruitName;
4 }
