<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:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
    tools:context=".MainActivity"
    android:background="#daf1ff">

<LinearLayout
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:orientation="vertical">
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="USER REGISTRATION"
        android:textSize="30dp"
        android:layout_marginBottom="20dp"
        android:layout_marginLeft="22dp"
        android:textColor="#ed2d26"/>
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="10dp">
        <TextView android:text="Name: "
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="30dp"
            android:textColor="#fd7214"/>
        <EditText
            android:layout_width="250dp"
            android:layout_height="wrap_content" />
    </LinearLayout>
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="10dp">
        <TextView android:text="Gender: "
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="30dp"
            android:layout_marginRight="20dp"
            android:textColor="#fd7214"/>
        <RadioButton
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Male"
            android:textColor="#a61f82"
            android:textSize="20dp"
            android:layout_marginLeft="10dp"/>
        <RadioButton
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Female"
            android:textColor="#a61f82"
            android:textSize="20dp"/>
    </LinearLayout>
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="10dp">
        <TextView android:text="Country: "
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="30dp"
            android:textColor="#fd7214"
            android:layout_marginRight="20dp"/>
        <Spinner
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/spinner1"
            android:layout_marginTop="20dp">
        </Spinner>
    </LinearLayout>
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="10dp">
        <TextView android:text="Address: "
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="30dp"
            android:layout_marginRight="20dp"
            android:textColor="#fd7214"/>
        <EditText
            android:layout_width="250dp"
            android:layout_height="wrap_content" />
    </LinearLayout>
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="10dp">
        <TextView android:text="Phone No: +91 "
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="30dp"
            android:textColor="#fd7214"
            />
        <EditText
            android:layout_width="150dp"
            android:layout_height="wrap_content" />
    </LinearLayout>
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="50dp">
        <TextView android:text="E-mail: "
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="30dp"
            android:textColor="#fd7214"
            />
        <EditText
            android:layout_width="86dp"
            android:layout_height="wrap_content" />
        <Spinner
            android:layout_width="100dp"
            android:layout_height="wrap_content"
            android:id="@+id/spinner2"
            android:layout_marginTop="20dp">
        </Spinner>
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text=".com "
            android:textSize="20dp"
            android:textColor="#ff0080"/>
    </LinearLayout>
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content">
        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="REGISTER"
            android:textSize="25dp"
            android:layout_marginRight="70dp"
            android:id="@+id/register"/>
        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="CANCEL"
            android:textSize="25dp"
            android:id="@+id/cancel"/>
    </LinearLayout>

</LinearLayout>

package com.example.sreelakshmi.myuser;

import android.app.Activity;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.Spinner;
import android.widget.Toast;


public class MainActivity extends Activity implements      AdapterView.OnItemSelectedListener {

String[] country=new String[]{"India","Japan","Canada","US","Others"};
String[] mailid=new String[]{"@ gmail","@ yahoo","@ rediffmail","@ hotmail","@ godrej"};
Spinner spin1=(Spinner)findViewById(R.id.spinner1);
Spinner spin2=(Spinner)findViewById(R.id.spinner2);
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    ArrayAdapter a1=new ArrayAdapter(this,android.R.layout.simple_spinner_dropdown_item,country);
    a1.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    spin1.setAdapter(a1);
    ArrayAdapter a2=new ArrayAdapter(this,android.R.layout.simple_spinner_dropdown_item,mailid);
    a2.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    spin2.setAdapter(a2);
    Button b1=(Button)findViewById(R.id.register);
    Button b2=(Button)findViewById(R.id.cancel);
    b1.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            Toast.makeText(getApplicationContext(),"Registration Successful!",Toast.LENGTH_LONG).show();
        }
    });
    b2.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            finish();
        }
    });
    spin1.setOnItemSelectedListener(this);
    spin2.setOnItemSelectedListener(this);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.menu_main, menu);
    return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();

    //noinspection SimplifiableIfStatement
    if (id == R.id.action_settings) {
        return true;
    }

    return super.onOptionsItemSelected(item);
}

@Override
public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,
                           long arg3) {
    switch(arg0.getId()){
        case R.id.spinner1 :
            Toast.makeText(getApplicationContext(),country[arg2],Toast.LENGTH_LONG).show();
            break;
        case R.id.spinner2 :
            //Your Another Action Here.
            Toast.makeText(getApplicationContext(),mailid[arg2],Toast.LENGTH_LONG).show();
            break;
    }
}

@Override
public void onNothingSelected(AdapterView<?> parent) {

}