java Android适配器传递JSON对象数据?
java和安卓非常新,但我想我需要一个布局充气器,我试图实现它,但失败了,我删除了代码
我可以将对象转换为字符串数组,并使用ArrayAdapter
循环布局,将字符串分配给textView
所以ArrayAdapter
是有限的
ListAdapter dribbbleFeedAdapter = new ArrayAdapter<String>(MainActivity.this, R.layout.feed_card, R.id.info_text, titleArr);
我只能传递上下文、布局、文本视图和字符串数组
我要做的是将图像和其他数据传递到该布局的视图中。因此,我的问题是如何构建适配器,以便将值从对象分配给视图id
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// GET Json and use adapter ListView
Ion.with(this)
.load("http://api.dribbble.com/shots/everyone")
.asJsonObject()
.setCallback(new FutureCallback<JsonObject>() {
@Override
public void onCompleted(Exception e, JsonObject result) {
// SET Titles Array
List<String> titles = new ArrayList<String>();
// BUILD THE ARRAY
JsonArray shots = result.getAsJsonArray("shots");
for (int i = 0; i < shots.size(); i++) {
String title = shots.get(i).getAsJsonObject().get("title").getAsString();
titles.add(title);
}
String[] titleArr = new String[titles.size()];
titleArr = titles.toArray(titleArr);
// TODO: Put more data into the feed_card
//dribbbleImage.setImageResource(R.drawable.icon_1);
ListAdapter dribbbleFeedAdapter = new ArrayAdapter<String>(MainActivity.this,
R.layout.feed_card, R.id.info_text, titleArr);
ListView dribbbleDataListView = (ListView) findViewById(R.id.dribbbleFeedListView);
dribbbleDataListView.setAdapter(dribbbleFeedAdapter);
}
});
}
}
# 1 楼答案
您应该编写自己的适配器扩展BaseAdapter
就像下面的代码一样: