Java Swing Complete examples step by step(make a project with swing)

 FIRST PROGRAM(JFRAME):

import java.awt.*;

import javax.swing.*;

class MyFirstFrame{

public static void main(String[] args) {

JFrame frame = new JFrame();

frame.setTitle("My First frame");

frame.setVisible(true);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setBounds(50,100,800,500);

//for changing the icon we need create object of ImageIcon

ImageIcon img = new ImageIcon("bikas.jpg");

frame.setIconImage(img.getImage());

Container c = frame.getContentPane();

//c.setBackground(Color.RED);

c.setBackground(new Color(80, 149, 80));

}

}

OUTPUT:

 Second  PROGRAM(JLABEL):

import java.awt.*;

import javax.swing.*;

class MyLabel{

public static void main(String[] args) {

JFrame frame = new JFrame();

frame.setTitle("JAVA");

frame.setBounds(50,250,1000,800);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setVisible(true);

Container c=frame.getContentPane();

c.setLayout(null);

//Color color = new  Color(255,0,0);

//c.setBackground(color);

//frame.setResizable(true);

JLabel lable1 = new JLabel();

lable1.setText("Username");

lable1.setBounds(100,50,200,50);

Font font = new Font("Aerial",Font.PLAIN,30);

lable1.setFont(font);

c.add(lable1);

//ImageIcon img = new ImageIcon("bikas.jpeg");

//JLabel label2 = new JLabel(img,JLabel.CENTER);

//label2.setBounds(300,50,img.getIconWidth(),img.getIconHeight() );

JLabel lable2 = new JLabel();

        lable2.setText("password");

lable2.setBounds(100,300,200,50);

//Font font = new Font("Aerial",Font.PLAIN,30);

lable2.setFont(font);

c.add(lable2);

}

}

THIRD  PROGRAM(JTEXTFIELD):

import java.awt.*;

import javax.swing.*;

class MyTextField{

public static void main(String[] args) {

JFrame frame = new JFrame();

frame.setTitle("TextFiled Demonstration");

frame.setBounds(100,100,800,600);

frame.setVisible(true);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

Container c = frame.getContentPane();

c.setLayout(null);

Font font = new Font("Aerial",Font.BOLD,30);

//creating jtextfield

JTextField t1= new JTextField();

c.add(t1);

t1.setBounds(100,75,200,55);

t1.setText("Username");

t1.setFont(font);

}

}

FOURTH  PROGRAM(JPASSWORDFIELD):

import java.awt.*;

import javax.swing.*;

class MyPassword{

public static void main(String[] args) {

JFrame frame = new JFrame();

frame.setVisible(true);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setBounds(100,150,800,600);

frame.setTitle("JPasswordField Demonstation");

Container c = frame.getContentPane();

c.setLayout(null);

Font font = new Font("Arial",Font.BOLD,32);

JPasswordField  p1 = new JPasswordField();

p1.setBounds(50,200,320,50);

p1.setFont(font);

c.add(p1);

p1.setEchoChar('*');

}

}

FIFTH PROGRAM(JBUTTON):

import javax.swing.*;

import java.awt.*;

class MyButton{

public static void main(String[] args) {

JFrame frame = new JFrame();

frame.setTitle("JButton Demonstatrion");

frame.setBounds(100,100,800,600);

frame.setVisible(true);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

Container c = frame.getContentPane();

c.setLayout(null);

Font font = new Font("Verdana",Font.BOLD,30);

Cursor cur= new Cursor(Cursor.WAIT_CURSOR);

JButton btn = new JButton();

btn.setText("Click");

c.add(btn);

btn.setSize(200,75);

btn.setLocation(100,200);

btn.setFont(font);

btn.setForeground(Color.RED);

btn.setBackground(Color.YELLOW);

btn.setCursor(cur);

//btn.setEnabled(false);

}

}

SIXTH PROGRAM(#1ACTION LISTENER):

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

class MyFrame extends JFrame implements ActionListener{

JButton btn1,btn2;

Container c;

MyFrame(){

c=this.getContentPane();

c.setLayout(null);

btn1 = new JButton();

btn2 = new JButton();

btn1.setText("CLickme");

btn1.setBounds(50,100,200,100);

c.add(btn1);

btn2.setText("RESULT");

btn2.setBounds(200,300,200,100);

c.add(btn2);

btn1.addActionListener(this);

}

public void actionPerformed(ActionEvent e){

//c.setBackground(Color.RED);

btn2.setEnabled(false);

}

}

class Action{

public static void main(String[] args) {

MyFrame f = new MyFrame();

f.setTitle("Action Listener Demonstration");

f.setVisible(true);

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setBounds(100,50,900,500);

}

}

7th program(#2Multiple ACTION LISTENER):

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

class MyFrame extends JFrame implements ActionListener{

Container c;

JButton btn1,btn2;

JTextField t1,t2;

MyFrame(){

c=this.getContentPane();

c.setLayout(null);

btn1 = new JButton();

btn2 = new JButton();

t1= new JTextField();

t2= new JTextField();

btn1.setText("CLICK HERE");

btn2.setText("CLICK HERE");

btn1.setBounds(50,100,200,50);

btn2.setBounds(300,100,200,50);

t1.setBounds(50,300,200,50);

t2.setBounds(300,300,200,50);

c.add(btn1);

c.add(btn2);

c.add(t1);

c.add(t2);

btn1.addActionListener(this);

btn2.addActionListener(this);

//Font font = new Font("Arial",Font.BOLD,20);

}

public void actionPerformed(ActionEvent e)

{

if(e.getSource()==btn1){

Font font = new Font("Arial",Font.BOLD,20);

t1.setText("HappyBirthday");

t1.setFont(font);

c.setBackground(Color.PINK);

}

if(e.getSource()==btn2){

Font font = new Font("Arial",Font.BOLD,20);

t2.setText("I love you");

t2.setFont(font);

c.setBackground(Color.RED);

}

}

}

class Action2{

public static void main(String[] args) {

MyFrame f = new MyFrame();

f.setTitle("Action Listener Demonstration-2");

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setBounds(100,100,600,600);

f.setVisible(true);

}

}

8th program(#3inner class ActionListener):

import javax.swing.*;

import java.awt.event.*;

import java.awt.*;

class Action3{

public static Container c;

public static void main(String[] args) {

JFrame f= new JFrame();

f.setVisible(true);

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setTitle("action listener with innerclass demonstration");

f.setBounds(200,140,500,500);

c = f.getContentPane();

c.setLayout(null);

JButton red = new JButton("RED");

JButton yellow = new JButton("YELLOW");

JButton green = new JButton("GREEN");

JButton pink = new JButton("PINK");

red.setBounds(50,50,150,75);

yellow.setBounds(300,50,150,75);

green.setBounds(50,300,150,75);

pink.setBounds(300,300,150,75);

c.add(red);

c.add(yellow);

c.add(green);

c.add(pink);

red.addActionListener(new RedClass());

yellow.addActionListener(new YellowClass());

green.addActionListener(new GreenClass());

pink.addActionListener(new PinkClass());

}

}

class RedClass implements ActionListener{

public void actionPerformed(ActionEvent e){

Action3.c.setBackground(Color.RED);

}

}

class YellowClass implements ActionListener{

public void actionPerformed(ActionEvent e){

Action3.c.setBackground(Color.YELLOW);

}

}

class GreenClass implements ActionListener{

public void actionPerformed(ActionEvent e){

Action3.c.setBackground(Color.GREEN);

}

}

class PinkClass implements ActionListener{

public void actionPerformed(ActionEvent e){

Action3.c.setBackground(Color.PINK);

}

}

OUTPUT:

9th simple login form that displays username and password in console:

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

class MyFrame extends JFrame implements ActionListener{

JLabel user,pass;

JTextField t1;

JPasswordField t2;

JButton btn;

Container c;

MyFrame(){

c=this.getContentPane();

c.setLayout(null);

user = new JLabel();

pass= new JLabel();

user.setText("Username");

user.setBounds(50,100,100,50);

c.add(user);

pass.setText("Password");

pass.setBounds(50,200,200,50);

c.add(pass);

t1= new JTextField();

t1.setBounds(200,100,200,50);

c.add(t1);

t2= new JPasswordField();

t2.setBounds(200,200,200,50);

c.add(t2);

btn = new JButton("Login");

btn.setBounds(250,300,100,50);

c.add(btn);

btn.addActionListener(this);

}

public void actionPerformed(ActionEvent e){

System.out.println("Username"+t1.getText());

System.out.println("Password"+t2.getText());

}

}

class Loging{

public static void main(String[] args){

MyFrame f= new MyFrame();

//f.setTitle("Logn");

f.setVisible(true);

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setBounds(100,150,500,500);

f.setVisible(true);

}

}

OUTPUT:

9th program(A simple calculator):

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

class MyFrame extends JFrame implements ActionListener{

JLabel l1,l2,result;

JTextField t1,t2;

JButton plus,sub,mul,div;

Container c;

MyFrame(){

c = this.getContentPane();

c.setLayout(null);

result = new JLabel("RESULT: ");

result.setBounds(10,5,380,70);

c.add(result);

l1= new JLabel("Insert FirstNumber");

l1.setBounds(10,70,420,70);

c.add(l1);

l2= new JLabel("Inser SecondNumber");

l2.setBounds(10,95,420,70);

c.add(l2);

t1 = new JTextField();

t1.setBounds(150,95,180,20);

c.add(t1);

t2 = new JTextField();

t2.setBounds(180,120,180,20);

c.add(t2);

plus = new JButton("+");

plus.setBounds(10,150,50,50);

c.add(plus);

sub = new JButton("-");

sub.setBounds(70,150,50,50);

c.add(sub);

mul = new JButton("x");

mul.setBounds(130,150,50,50);

c.add(mul);

div = new JButton("/");

div.setBounds(190,150,50,50);

c.add(div);

plus.addActionListener(this);

sub.addActionListener(this);

mul.addActionListener(this);

div.addActionListener(this);

}

public void actionPerformed(ActionEvent e){

try{if(e.getSource()==plus){

//c.setBackground(Color.RED);

int a= Integer.parseInt(t1.getText());

int b= Integer.parseInt(t2.getText());

int c= a+b;

result.setText("RESULT:  "+c);

}

if(e.getSource()==sub){

//c.setBackground(Color.RED);

int a= Integer.parseInt(t1.getText());

int b= Integer.parseInt(t2.getText());

int c= a-b;

result.setText("RESULT: "+c);

}

if(e.getSource()==mul){

//c.setBackground(Color.RED);

int a= Integer.parseInt(t1.getText());

int b= Integer.parseInt(t2.getText());

int c= a*b;

result.setText("RESULT: "+c);

}

if(e.getSource()==div){

//c.setBackground(Color.RED);

int a= Integer.parseInt(t1.getText());

int b= Integer.parseInt(t2.getText());

//{result.setText("cannot divide by zero");}

try{int c= a/b;

result.setText("RESULT: "+c);}

catch(ArithmeticException en){

result.setText("cannot divide by zero");}

}}

catch(NumberFormatException en){

result.setText("enter number only");

}

}

}

class Calculator1{

public static void main(String[] args) {

MyFrame f = new MyFrame();

f.setBounds(100,100,400,400);

f.setTitle("Calculator");

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setVisible(true);

f.setResizable(false);    

}

}

10th programJRadioButton:

import javax.swing.*;

import java.awt.*;

class Radio{

public static void main(String[] args) {

JFrame f = new JFrame("Radio button");

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setBounds(200,100,800,600);

Container c = f.getContentPane();

c.setLayout(null);

JRadioButton r1 = new JRadioButton("male");

r1.setBounds(20,50,100,50);

c.add(r1);

JRadioButton r2 = new JRadioButton("female");

r2.setBounds(20,100,100,50);

c.add(r2);

ButtonGroup gender = new ButtonGroup();

gender.add(r1);

gender.add(r2);

r1.setSelected(true);

f.setVisible(true);

}

}

11th programJCheckBOX:

import javax.swing.*;

import java.awt.*;

class CheckBox{

public static void main(String[] args) {

JFrame f = new JFrame("CheckBox");

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setBounds(150,150,500,400);

Container c = f.getContentPane();

c.setLayout(null);

JCheckBox b1 = new JCheckBox("Nepali");

b1.setBounds(20,50,100,50);

c.add(b1);

JCheckBox b2 = new JCheckBox("Math");

b2.setBounds(20,90,100,50);

c.add(b2);

JCheckBox b3 = new JCheckBox("Science");

b3.setBounds(20,140,100,50);

c.add(b3);

b1.setSelected(true);

f.setVisible(true);

}

}

12th programJComboBOX with labels:

import java.awt.event.*;

import java.awt.*;

import javax.swing.*;

class Combo{

public static void main(String[] args) {

JFrame f = new JFrame("ComboBOx");

f.setSize(500,400);

f.setLocationRelativeTo(null);

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

Container c = f.getContentPane();

c.setLayout(null);

String[] fruits={"apple","banana","orange","mango"};

JComboBox c1= new JComboBox(fruits);

c1.setBounds(50,100,120,30);

c.add(c1);

JButton btn = new JButton("Select");

btn.setBounds(200,100,120,30);

c.add(btn);

JLabel l1= new JLabel("thikxa");

l1.setBounds(350,100,120,30);

c.add(l1);

btn.addActionListener(new ActionListener(){

public void actionPerformed(ActionEvent e){

//c.setBackground(Color.RED);

String item = (String)c1.getSelectedItem();

l1.setText(item);

}

});

f.setVisible(true);

}

}

13th program Registration form:

import java.awt.event.*;

import java.awt.*;

import javax.swing.*;

class MyFrame extends JFrame implements ActionListener{

JLabel l1,l2,l3,l4,msg;

JTextField t1,t2;

JTextArea a1,screen;

JRadioButton r1,r2;

JComboBox c1;

JComboBox c2;

JComboBox c3;

Container c;

ButtonGroup gender;

JCheckBox b;

JButton btn;

MyFrame(){

c=this.getContentPane();

c.setLayout(null);

l1 = new JLabel("NAME");

l1.setBounds(20,50,80,50);

c.add(l1);

l2 = new JLabel("MOBILE NO.");

l2.setBounds(20,130,100,50);

c.add(l2);

l3 = new JLabel("GENDER");

l3.setBounds(20,200,80,50);

c.add(l3);

l4 = new JLabel("DOB");

l4.setBounds(20,300,80,50);

c.add(l4);

l4 = new JLabel("ADDRESS");

l4.setBounds(20,400,80,50);

c.add(l4);

t1= new JTextField();

t1.setBounds(105,50,150,50);

c.add(t1);

t2= new JTextField();

t2.setBounds(105,130,150,50);

c.add(t2);

r1= new JRadioButton("Male");

r1.setBounds(105,200,80,50);

c.add(r1);

r2= new JRadioButton("Female");

r2.setBounds(200,200,80,50);

c.add(r2);

gender = new ButtonGroup();

gender.add(r1);

gender.add(r2);

String[] day ={"1","2","3","4","5","6","7","8"};

c1 = new JComboBox(day);

c1.setBounds(120,300,50,30);

c.add(c1);

String[] month ={"1","2","3","4","5","6","7","8","9","10","11","12"};

c2 = new JComboBox(month);

c2.setBounds(200,300,50,30);

c2.setSelectedIndex(5);

c.add(c2);

String[] year ={"1999","2000","2001","2002","2003","6","7","8"};

c3 = new JComboBox(year);

c3.setBounds(280,300,80,30);

c.add(c3);

c3.setSelectedIndex(3);

a1 = new JTextArea();

a1.setBounds(105,400,280,70);

c.add(a1);

b = new JCheckBox();

b.setText("accept terms and conditions");

b.setBounds(105,480,250,50);

c.add(b);

btn = new JButton("SUBMIT");

btn.setBounds(125,540,90,30);

c.add(btn);

msg = new JLabel("Live Result");

msg.setBounds(105,600,300,30);

c.add(msg);

screen = new JTextArea();

screen.setBounds(450,50,400,600);

screen.setEnabled(false);

c.add(screen);

btn.addActionListener(this);

}

public void actionPerformed(ActionEvent e){

if(b.isSelected()){

screen.setEnabled(true);

String name = t1.getText();

String number = t2.getText();

//try{String number = t2.getText();}

//catch(NumberFormatException en){screen.setText("use numbers");}

String gen = "Male";

if(r2.isSelected()){

gen="Female";

}

String address = a1.getText();

String dob = c1.getSelectedItem()+"-"+c2.getSelectedItem()+"-"+c3.getSelectedItem()+"-";

screen.setText("Name: "+name +"\n"+"Mobile Number: "+number+"\n"+"Gender: "+gen+"\n"+"Date of Birth: "+dob+"\n"+"Address: "+address+"\n"+"---SAVED---");

msg.setText("succesfull");

}else{

msg.setText("Please accept our terms & conditions");

screen.setText("Try again");

}

}

}

class Registration{

public static void main(String[] args) {

MyFrame f = new MyFrame();

f.setTitle("Registration form");

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setSize(900,700);

f.setLocationRelativeTo(null);

f.setVisible(true);

}

}

14th program JMENU and Items:

import javax.swing.*;

import java.awt.*;

class Menu{

public static void main(String[] args) {

JFrame f = new JFrame("MenuBar Demonstration");

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setBounds(100,70,500,400);

JMenuBar bar = new JMenuBar();

JMenu file = new JMenu("File");

JMenuItem i1 = new JMenuItem("New");

JMenuItem i2 = new JMenuItem("Open");

JMenuItem i3 = new JMenuItem("Save");

file.add(i1);

file.add(i2);

file.add(i3);

bar.add(file);

JMenu insert = new JMenu("Insert");

JMenuItem i4 = new JMenuItem("Picture");

JMenuItem i5 = new JMenuItem("PDF");

insert.add(i4);

insert.add(i5);

file.add(insert);

//bar.add(insert);

f.setJMenuBar(bar);

JMenu select = new JMenu("Select");

JMenuItem i6 = new JMenuItem("me");

JMenuItem i7 = new JMenuItem("you");

select.add(i6);

select.add(i7);

bar.add(select);

f.setVisible(true);

}

}