android spinner使用案例

package org.anjoy.act; import java.util.ArrayList; import java.util.List; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.AdapterView.OnItemSelectedListener; import android.widget.ArrayAdapter; import android.widget.Spinner; import android.widget.Toast; public class SpinnerProjectActivity extends Activity { private Spinner mSpinnerColor = null; // 表示要读取的颜色列表框 private Spinner mSpinnerEdu = null; // 定义下拉列表 private ArrayAdapter<CharSequence> adapterColor = null; // 所有的数据都是String private ArrayAdapter<String> adapterEdu = null; // 所有的数据肯定是字符串 private List<String> dataEdu = null; // 定义一个集合数据 @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); super.setContentView(R.layout.main); mSpinnerColor = (Spinner) super.findViewById(R.id.mycolor); // 取得颜色的下拉框 mSpinnerColor.setPrompt("请选择您喜欢的颜色："); adapterColor = ArrayAdapter.createFromResource(this, R.array.color_data, android.R.layout.simple_spinner_item); // 实例化了ArrayAdapter adapterColor .setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); // 换个风格 mSpinnerColor.setAdapter(this.adapterColor); // 设置显示信息 // 配置List集合包装的下拉框内容 dataEdu = new ArrayList<String>(); dataEdu.add("大学"); dataEdu.add("研究生"); dataEdu.add("高中"); mSpinnerEdu = (Spinner) super.findViewById(R.id.myedu); // 取得下拉框 /*mSpinnerEdu.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> arg0, View view, int position, long arg3) { // TODO Auto-generated method stub Toast.makeText(SpinnerProjectActivity.this,"我被触发事件了", Toast.LENGTH_SHORT).show(); } });*/ mSpinnerEdu.setOnItemSelectedListener(new OnItemSelectedListener() { public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2, long arg3) { // TODO Auto-generated method stub Toast.makeText(SpinnerProjectActivity.this,"我被触发事件了", Toast.LENGTH_SHORT).show(); } public void onNothingSelected(AdapterView<?> arg0) { // TODO Auto-generated method stub } }); mSpinnerEdu.setPrompt("请选择您喜欢的学历："); adapterEdu = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, this.dataEdu); // 准备好下拉列表框的内容 adapterEdu .setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); // 换个风格 mSpinnerEdu.setAdapter(this.adapterEdu); } }