package com.example.arya.objekwisata;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Spinner;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
    private Spinner spinner1;
    @Override    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        spinner1 = (Spinner) findViewById(R.id.spinner);
        spinner1.setOnItemSelectedListener(new ItemSelectedListener());
    }
    public class ItemSelectedListener implements AdapterView.OnItemSelectedListener {
        String firstItem = String.valueOf(spinner1.getSelectedItem());
        public void onItemSelected(AdapterView<?> parent, View view, int pos,
                                   long id) {
            if (firstItem.equals(String.valueOf(spinner1.getSelectedItem()))) {
// ToDo when first item is selected            } else {
                Toast.makeText(parent.getContext(),
                        "Anda memilih : " +
                                parent.getItemAtPosition(pos).toString(),
                        Toast.LENGTH_LONG).show();
// Todo when item is selected by the user            }
        }
        @Override        public void onNothingSelected(AdapterView<?> arg) {
        }
    }
}

<?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:layout_width="match_parent"    android:layout_height="match_parent"    android:layout_margin="16dp"    android:orientation="vertical"    tools:context=".MainActivity">

    <TextView
        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_marginBottom="20dp"

        android:text="Pilih Objek Wisata"

        android:textSize="24sp"

        android:id="@+id/textView" />

    <Spinner

        android:id="@+id/spinner"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:backgroundTint="#2ecc71"

        android:entries="@array/android_dropdown_arrays"

        android:padding="5dp"

        android:layout_below="@+id/textView"

        android:layout_alignParentLeft="true"

        android:layout_alignParentStart="true"

        android:layout_marginTop="49dp" />
</LinearLayout>

<resources>
    <string name="app_name">Objek Wisata</string>
    <string name="action_settings">Settings</string>
    <string-array        name="android_dropdown_arrays">
        <item>Pilihan</item>
        <item>Air Terjun</item>
        <item>Pegunungan</item>
        <item>Taman</item>
        <item>Kebun Binatang</item>
        <item>Hutan</item>
    </string-array>
</resources>