안드로이드 비행기 모드 확인방법

안드로이드 비행기 모드 확인방법 

package com.example.test;
import android.app.Activity;
import android.os.Bundle;
import android.provider.Settings;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	setContentView(R.layout.activity_main);
	Button btn01;
	btn01 = (Button) findViewById(R.id.btn01);
	
	btn01.setOnClickListener(new OnClickListener() {
		
	@Override
	public void onClick(View v) {
		if (Settings.System.getInt(getApplication().getContentResolver(),
				Settings.System.AIRPLANE_MODE_ON, 0) == 1) {
			Toast.makeText(getApplicationContext(), "비행기모드가 켜짐", 1).show();
		}else{
			Toast.makeText(getApplicationContext(), "비행기모드가 꺼짐", 1).show();
		}
	}
	});
}}

끝~