public Spinner mySpinner;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        mySpinner = (Spinner) findViewById(R.id.Spinner_mySpinner);        List<CItem> lst = new ArrayList<CItem>();        for (int i = 0; i < 10; i++) {            /*             * 首先新建一个list,赋值 ID为序号             */            CItem item = new CItem(i, "烟坡里隧道 " + i);            lst.add(item);        }        ArrayAdapter<CItem> myaAdapter = new ArrayAdapter<CItem>(this,                android.R.layout.simple_spinner_item, lst);        mySpinner.setAdapter(myaAdapter);        mySpinner.setOnItemSelectedListener(new OnItemSelectedListener() {            @Override            public void onItemSelected(AdapterView<?> arg0, View arg1,                    int arg2, long arg3) {                int ids = ((CItem) mySpinner.getSelectedItem()).GetID();                System.out.println(ids);                Toast.makeText(getApplicationContext(), String.valueOf(ids),                        Toast.LENGTH_LONG).show();            }            @Override            public void onNothingSelected(AdapterView<?> arg0) {                // TODO Auto-generated method stub            }        });    }

public class CItem {    private int ID;    private String Valuehttp://www.mamicode.com/= "";    public CItem() {        ID = 0;        Value = "";    }    public CItem(int _ID, String _Value) {        ID = _ID;        Value = _Value;    }    @Override    public String toString() {        return Value;    }    public int GetID() {        return ID;    }    public String GetValue() {        return Value;    }}