To create a list using checkbox to display selected checkbox item using Android Studio.
Android Studio(Min.required Arctic Fox)
Step 1: Open Android Studio and then click on File -> New -> New project.
Step 2: Then type the Application name as "listofitemselect" and click Next.
Step 3: Then select the Minimum SDK as shown below and click Next.
Step 4: Then select the Empty Activity and click Next. Finally click Finish.
Step 5: Design layout using UI components in activity_main.xml.
Step 6: Display the list using checkbox in MainActivity file.
Step 7: Save and run the application.
/*
Program to display "check list item”.
Developed by : DurgaDevi P
Registration Number : 212220230015
*/package com.example.checkboxes;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.CheckBox;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
private CheckBox chkCSE, chkEEE, chkECE, chkMECH, chkCIVIL, chkAIDS, chkAIML, chkEIE, chkBME;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
chkCSE = findViewById(R.id.cse);
chkEEE = findViewById(R.id.eee);
chkECE = findViewById(R.id.ece);
chkMECH = findViewById(R.id.mech);
chkCIVIL = findViewById(R.id.civil);
chkAIDS = findViewById(R.id.aids);
chkAIML = findViewById(R.id.aiml);
chkEIE = findViewById(R.id.eie);
chkBME = findViewById(R.id.bme);
}
public void showSelected(View view) {
String selected = "You selected: \n";
if(chkCSE.isChecked())
selected += "CSE";
if(chkEEE.isChecked())
selected += "\nEEE";
if(chkECE.isChecked())
selected += "\nECE";
if(chkMECH.isChecked())
selected += "\nMECH";
if(chkCIVIL.isChecked())
selected += "\nCIVIL";
if(chkAIDS.isChecked())
selected += "AIDS";
if(chkAIML.isChecked())
selected += "AIML";
if(chkEIE.isChecked())
selected += "EIE";
if(chkBME.isChecked())
selected += "BME";
Toast.makeText(MainActivity.this, selected, Toast.LENGTH_SHORT).show();
}
}<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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:id="@+id/linearLayout"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<TextView
android:id="@+id/textView"
style="@style/TextAppearance.AppCompat.Large"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="10dp"
android:layout_marginLeft="10dp"
android:layout_marginEnd="10dp"
android:layout_marginRight="10dp"
android:layout_marginBottom="10dp"
android:gravity="center"
android:text="Choose The Course"
android:textStyle="bold"
app:layout_constraintBottom_toTopOf="@+id/cse"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="@+id/cse" />
<CheckBox
android:id="@+id/cse"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="40dp"
android:layout_marginLeft="40dp"
android:layout_marginTop="90dp"
android:text="CSE"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<CheckBox
android:id="@+id/eee"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="EEE"
app:layout_constraintStart_toStartOf="@+id/cse"
app:layout_constraintTop_toBottomOf="@+id/cse" />
<CheckBox
android:id="@+id/ece"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="ECE"
app:layout_constraintStart_toStartOf="@+id/eee"
app:layout_constraintTop_toBottomOf="@+id/eee" />
<CheckBox
android:id="@+id/mech"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="MECH"
app:layout_constraintStart_toStartOf="@+id/ece"
app:layout_constraintTop_toBottomOf="@+id/ece" />
<CheckBox
android:id="@+id/civil"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="CIVIL"
app:layout_constraintStart_toStartOf="@+id/mech"
app:layout_constraintTop_toBottomOf="@+id/mech" />
<CheckBox
android:id="@+id/aids"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="AIDS"
app:layout_constraintStart_toStartOf="@+id/civil"
app:layout_constraintTop_toBottomOf="@+id/civil" />
<CheckBox
android:id="@+id/aiml"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="AIML"
app:layout_constraintStart_toStartOf="@+id/aids"
app:layout_constraintTop_toBottomOf="@+id/aids" />
<CheckBox
android:id="@+id/eie"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="EIE"
app:layout_constraintStart_toStartOf="@+id/aiml"
app:layout_constraintTop_toBottomOf="@+id/aiml" />
<CheckBox
android:id="@+id/bme"
style="@style/TextAppearance.AppCompat.Headline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="BME"
app:layout_constraintStart_toStartOf="@+id/eie"
app:layout_constraintTop_toBottomOf="@+id/eie" />
<Button
android:id="@+id/btnDisplay"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="128dp"
android:layout_marginTop="88dp"
android:background="@color/black"
android:onClick="showSelected"
android:text="Display"
android:textColor="@color/white"
app:layout_constraintStart_toStartOf="@+id/bme"
app:layout_constraintTop_toBottomOf="@+id/bme" />
</androidx.constraintlayout.widget.ConstraintLayout>
Thus a Simple Android Application to create a list using checkbox to display selected checkbox using Android Studio is developed and executed successfully.
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