대화상자 - SingleChoiceItems

activity_main.xml

 

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:paddingBottom="@dimen/activity_vertical_margin"

    android:paddingLeft="@dimen/activity_horizontal_margin"

    android:paddingRight="@dimen/activity_horizontal_margin"

    android:paddingTop="@dimen/activity_vertical_margin"

    tools:context=".MainActivity" >

 

    <Button

        android:id="@+id/btn"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="다이얼 로그 보이기" />

 

</RelativeLayout>

 

 

arrays.xml 생성

 

<?xml version="1.0" encoding="utf-8"?>

<resources>

    <string-array name="foods">

        <item>짜장면</item>

        <item>우동</item>

        <item>짬뽕</item>

        <item>탕수육</item>

    </string-array>

</resources>

 

 

 

MainActivity.java

 

package com.example.dialogex02;

 

import android.os.Bundle;

 

import android.app.Activity;

import android.app.AlertDialog;

import android.content.DialogInterface;

import android.view.Menu;

import android.view.View;

import android.widget.TextView;

 

public class MainActivity extends Activity {

     int mSelect = 0;

     @Override

     protected void onCreate(Bundle savedInstanceState) {

           super.onCreate(savedInstanceState);

           setContentView(R.layout.activity_main);

          

           findViewById(R.id.btn).setOnClickListener(new View.OnClickListener() {

               

                @Override

                public void onClick(View v) {

                     // TODO Auto-generated method stub

                     new AlertDialog.Builder(MainActivity.this)

                     .setTitle("음식을 선택하시오.")

                     .setIcon(R.drawable.ic_launcher)

                     .setSingleChoiceItems(R.array.foods, mSelect, 

                      new DialogInterface.OnClickListener() {

                          

                           @Override

                           public void onClick(DialogInterface dialog, int which) {

                                // TODO Auto-generated method stub

                                mSelect = which;

                           }

                          

                     })

                  .setPositiveButton("확인", new DialogInterface.OnClickListener() {

                          

                           @Override

                           public void onClick(DialogInterface dialog, int which) {

                                // TODO Auto-generated method stub

                String[] foods = getResources().getStringArray(R.array.foods);

                                TextView text=(TextView)findViewById(R.id.btn);

                                text.setText("선택한 음식= " + foods[mSelect]);

                           }

                     })

                     .setNegativeButton("취소", null)

                     .show();

                    

                }

           });

     }

 

     @Override

     public boolean onCreateOptionsMenu(Menu menu) {

           // Inflate the menu; this adds items to the action bar if it is present.

           getMenuInflater().inflate(R.menu.main, menu);

           return true;

     }

 

}