1 布局
<?xml version="1.0" encoding="utf-8"?> <LinearLayout android:id="@+id/LinearLayout01" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical" xmlns:android="http://schemas.android.com/apk/res/android"> <TextView android:text="@string/hobby" android:id="@+id/TextView01" android:layout_width="fill_parent" android:layout_height="wrap_content" android:textSize="28dip" /> <Spinner android:id="@+id/Spinner01" android:layout_width="fill_parent" android:layout_height="wrap_content" /> </LinearLayout>
2 Activity 类
public class SpinnerActivity extends Activity {
private static final String[] m={"足球","篮球","排球","乒乓球","冰球"};
private TextView view ;
private Spinner spinner;
private ArrayAdapter<String> adapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.spinner_test_activity);
view = (TextView) findViewById(R.id.TextView01);
spinner = (Spinner) findViewById(R.id.Spinner01);
//将可选内容与ArrayAdapter连接起来
adapter = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item,m);
//设置下拉列表的风格
adapter.setDropDownViewResource( android.R.layout.simple_spinner_dropdown_item);
spinner.setAdapter(adapter);
//设置监听器
spinner.setOnItemSelectedListener(new SpinnerSelectedListener());
spinner.setPrompt("请选择人名");
//设置默认选择项
spinner.setVisibility(View.VISIBLE);
}
//spinner 选择监听器
class SpinnerSelectedListener implements OnItemSelectedListener{
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1, int index,
long arg3) {
//view.setText(m[index] );
view.setText(arg0.getItemAtPosition(index).toString() );
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
}
}