Question 5
Download Q5_Spinner.apk to Run and Test Locally
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<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#673AB7"
tools:context="MainActivity">
<TextView
android:id="@+id/textView"
android:layout_width="320dp"
android:layout_height="54dp"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:layout_marginTop="100dp"
android:layout_marginBottom="138dp"
android:gravity="bottom"
android:text="@string/select_any_country_from_list"
android:textColor="#FFEB3B"
android:textSize="24sp"
app:layout_constraintBottom_toTopOf="@+id/imV"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<Spinner
android:id="@+id/spinner1"
android:layout_width="320dp"
android:layout_height="wrap_content"
android:layout_alignTop="@id/textView"
android:layout_alignParentStart="true"
android:layout_alignParentLeft="true"
android:layout_marginStart="55dp"
android:layout_marginLeft="25dp"
android:layout_marginTop="74dp"
android:background="#FFEB3B"
android:textAlignment="center"
android:entries="@array/List_Of_Countries" />
<ImageView
android:id="@+id/imV"
android:layout_width="280dp"
android:layout_height="180dp"
android:layout_below="@id/spinner1"
android:layout_alignParentEnd="true"
android:layout_alignParentRight="true"
android:layout_centerInParent="true"
android:layout_marginTop="100dp"
android:layout_marginEnd="60dp"
android:layout_marginRight="60dp"
android:background="#fb4"
android:foregroundGravity="bottom"
app:srcCompat="@drawable/france" />
</RelativeLayout><resources>
<string name="app_name">Q5_Spinner</string>
<string name="country">
pick any country from list
</string>
<string
name="select_any_country_from_list">
Select Any Country from List
</string>
<string-array name="List_Of_Countries">
<item>United Kingdom</item>
<item>Germany</item>
<item>France</item>
<item>India</item>
</string-array>
</resources>package com.example.q5_spinner;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.TextView;
public class MainActivity extends AppCompatActivity implements
AdapterView.OnItemSelectedListener{
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Spinner spin=(Spinner)findViewById(R.id.spinner1);
spin.setOnItemSelectedListener(this);
}
public void onItemSelected(AdapterView<?> parent,
View view, int pos, long id)
{
ImageView imagev=(ImageView)findViewById(R.id.imV);
if(((TextView)view).getText().equals("United Kingdom"))
imagev.setImageResource(R.drawable.uk);
if(((TextView)view).getText().equals("France"))
imagev.setImageResource(R.drawable.france);
if(((TextView)view).getText().equals("Germany"))
imagev.setImageResource(R.drawable.germany);
if(((TextView)view).getText().equals("India"))
imagev.setImageResource(R.drawable.india);
}
public void onNothingSelected(AdapterView<?> parent)
{
//another interface callback
}
}