Spinner Example in Android

SpinnerActivity.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              xmlns:tools="http://schemas.android.com/tools"
              android:id="@+id/activity_spinner"
              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"
              android:orientation="vertical"
              tools:context="com.bhaumik.programmingstudy.SpinnerActivity">

    <Spinner
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="50dp"
            android:layout_gravity="center_horizontal"
            android:id="@+id/spinner" />

</LinearLayout>

Add This Resource String In Value String.xml File

<string-array name="str_language">
    < item>Android< /item>
    < item>Java< /item>
    < item>Asp.Net< /item>
    < item>C++< /item>
    < item>Python< /item>
</string-array>

SpinnerActivity.java

package com.bhaumik.programmingstudy;

import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class ServicesActivity extends AppCompatActivity {

    Button start,stop;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_services);

        start = (Button) findViewById(R.id.btn_start);
        stop = (Button) findViewById(R.id.btn_stop);

        start.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(ServicesActivity.this,MyServices.class);
                startService(intent);
            }
        });
        stop.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(ServicesActivity.this,MyServices.class);
                stopService(intent);
            }
        });
    }
}