AlertDialog实现菜单项选择的事件

package com.example.testsdkdemo;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends Activity {
	private Button myButton1;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		myButton1 = (Button) findViewById(R.id.button1);
		myButton1.setOnClickListener(myShowAleraDialog);
	}

	Button.OnClickListener myShowAleraDialog = new Button.OnClickListener() {

		@Override
		public void onClick(View v) {
			new AlertDialog.Builder(MainActivity.this).setTitle("title")
					// 设置一个列表菜单，然后设置监听器
					.setItems(R.array.iteme_irdc_dialog, itemClickLisener)
					.show();
		}
	};
	/** 点击每个选项时候的监听器 */
	DialogInterface.OnClickListener itemClickLisener = new DialogInterface.OnClickListener() {

		@Override
		public void onClick(DialogInterface dialog, int which) {
			CharSequence charSequence = getString(R.string.str_alert_body);
			String[] aryShop = getResources().getStringArray(
					R.array.iteme_irdc_dialog);
			new AlertDialog.Builder(MainActivity.this)
					.setMessage(charSequence + aryShop[which])
					.setNeutralButton("OK", contextListener).show();
		}
	};
	/** 点击菜单时候的监听器 */
	DialogInterface.OnClickListener contextListener = new DialogInterface.OnClickListener() {

		@Override
		public void onClick(DialogInterface dialog, int which) {
			// 点击以后要干的事
		}
	};
}