MainActivity如下:
package cc.test;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.AdapterView.OnItemSelectedListener;
/**
* Demo描述:
* Spinner简单使用的完整示例
*
* 注意事项:
* 这里的simple_spinner_item和simple_spinner_dropdown_item
* 我们均使用系统自带的布局
*/
public class TestSpinnerActivity extends Activity {
private Spinner mSpinner;
private ArrayAdapter mAdapter ;
private String [] mStringArray;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
init();
}
private void init(){
mSpinner=(Spinner) findViewById(R.id.spinner);
mStringArray=getResources().getStringArray(R.array.test_string_array);
mAdapter = new ArrayAdapter(this,android.R.layout.simple_spinner_item,mStringArray);
//设置下拉列表风格
mAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
mSpinner.setAdapter(mAdapter);
//监听Item选中事件
mSpinner.setOnItemSelectedListener(new ItemSelectedListenerImpl());
}
private class ItemSelectedListenerImpl implements OnItemSelectedListener{
@Override
public void onItemSelected(AdapterView> arg0, View view, int position,long arg3) {
System.out.println("选中了:"+mStringArray[position]);
}
@Override
public void onNothingSelected(AdapterView> arg0) {
}
}
}
main.xml如下:
arrays.xml如下:
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