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app:srcCompat="@drawable/appliance_1" />

<ImageButton
android:id="@+id/imageButton2"
android:layout_width="260dp"
android:layout_height="82dp"
android:layout_gravity="center"
android:onClick="onclick_music"
app:srcCompat="@drawable/music" />

</LinearLayout>

</LinearLayout>

---------------------MusicActivity.class--------------------

/*

버튼에 따른 문자를 라즈베리파이에 보내는 코드이다.
class: MusicActivity
fied: data,output,socket,socket_in,socket_out
method: oncreate, run, worker.start, onclick_next, onclick_pause, onclick_play, onclick_voice,
onclick_pre, onclicked_connect, onclick_stop, e.printStackTrace, close

*/

package kr.icehs.intec.mdp_0525;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.TextView;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;

public class MusicActivity extends AppCompatActivity {

String data;

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