جافا : GUI من ابداعات الطالبة الاء غانم .. برنامج للتحويل من النظام العشري الى الثنائي

import java.awt.GridLayout;

import java.awt.event.*;

import javax.swing.*;

public class MyDecimalToBinary extends JFrame implements ActionListener{

JPanel myPanel ;

JTextField number ; 

JLabel r ;

JLabel result ;

JButton bin ;

public MyDecimalToBinary(){

myPanel = new JPanel(new GridLayout(4 ,2, 20 ,0 ));

number = new JTextField(10);

bin = new JButton("bin");

r = new JLabel(" Enter a number : ");

result = new JLabel("decimal to bin = ");

bin.addActionListener(this);

myPanel.add(r);

myPanel.add(number);

myPanel.add(result);

myPanel.add(bin);

this.add(myPanel);

}

public static void main(String[] args) {

MyDecimalToBinary first=new MyDecimalToBinary();

first.setTitle("Decimal to Binary");

first.setSize(300,200);

first.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

first.setVisible(true);

}

@Override

public void actionPerformed(ActionEvent event) {

if( event.getSource() == bin){

int decimal =Integer.parseInt(number.getText()) ;

String bin="";

while(decimal!=0){

bin=decimal%2+bin;

decimal/=2;

}

result.setText(""+bin);

}

}

}