Android Spinner 下拉列表

private Spinner spinner ;

private List<String> list ;

private ArrayAdapter<String> arrayAdapter ;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout. activity_main);

spinner=(Spinner) findViewById(R.id. spinner1);

list= new ArrayList<String>();

//NEW arrayAdapter适配器

arrayAdapter=new ArrayAdapter<String>(this ,android.R.layout.simple_spinner_dropdown_item, list);

//adapter设置下拉列表样式

arrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

spinner.setAdapter( arrayAdapter);

//设置监听器

spinner.setOnItemSelectedListener( new OnItemSelectedListener() {

@Override

public void onItemSelected(AdapterView<?> parent, View view,

int position, long id) {

}

@Override

public void onNothingSelected(AdapterView<?> arg0) {

}

});

}