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這是我用微調arrayadapter class.when我很這裏滾動列表視圖我的我的微調項值的變化,我使用(地圖MYMAP =新的HashMap();)我想微調器位置選定項目的文本
但我不能能夠獲得選定的微調項與列表視圖項..
public class Lv_001 extends ArrayAdapter<String> {
Map<Integer, Integer> myMap = new HashMap<Integer, Integer>();
List<String> categories;
String[] name;
Context context;
TextView textView;
Spinner spinner;
String data, val;
String sp = null;
ArrayList<String> list = new ArrayList<>();
public Lv_001(Context context, String[] name, List<String> categories) {
super(context, R.layout.lv_list, categories);
this.name = name;
this.categories = categories;
this.context = context;
}
public View getView(final int position, View view, ViewGroup group) {
LayoutInflater inflater = LayoutInflater.from(context);
view = inflater.inflate(R.layout.lv_list, null);
textView = (TextView) view.findViewById(R.id.textView);
data = categories.get(position);
textView.setText(data.toString());
spinner = (Spinner) view.findViewById(R.id.spinner);
ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<String>(context, android.R.layout.simple_spinner_item, name);
spinnerArrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner.setAdapter(spinnerArrayAdapter);
if (myMap.containsKey(position)) {
spinner.setSelection(myMap.get(position));
}
spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int spinnerPosition, long id) {
myMap.put(position, spinnerPosition);
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
return view;
}
}
在滾動視圖 –