Langkah :
- buka Java NetBeans
- klik File – New Project…
- pilih Java pada Categories dan Java Class Library pada Projects, setelah itu klik Next
- isi Project Name dengan TerserahElu, lalu Klik Finish
- untuk membuat tampilan gui, kita harus masuk ke tampilan GUI, klik kanan pada project – New – Jframe Form…
- isi Class Name dengan buatdibagi, lalu klik Finish
- pada halaman JFrame sebelah kiri atas, klik Soure
- masukkan koding seperti ini
LINGKARAN
import java.awt.Graphics;
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
/*
* lingkaran.java
*
* Created on Dec 28, 2010, 11:46:47 AM
*/
/**
*
* @author user
*/
public class lingkaran extends javax.swing.JFrame {
public void paint (Graphics g) {
g.drawOval(100, 100, 100, 100);
}
/** Creates new form lingkaran */
public lingkaran() {
initComponents();
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
//
private void initComponents() {
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 400, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 300, Short.MAX_VALUE)
);
pack();
}//
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new lingkaran().setVisible(true);
}
});
}
// Variables declaration - do not modify
// End of variables declaration
}
Outputnya :
TABUNG
import java.awt.Graphics;
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
/*
* tabung.java
*
* Created on Dec 28, 2010, 11:41:09 AM
*/
/**
*
* @author user
*/
public class tabung extends javax.swing.JFrame {
public void paint (Graphics g) {
g.drawOval(100, 100, 100, 50);
g.drawOval(100, 200, 100, 50);
g.drawLine(100, 125, 100, 225);
g.drawLine(200, 125, 200, 225);
}
/** Creates new form tabung */
public tabung() {
initComponents();
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
//
private void initComponents() {
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 400, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 300, Short.MAX_VALUE)
);
pack();
}//
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new tabung().setVisible(true);
}
});
}
// Variables declaration - do not modify
// End of variables declaration
}
Outputnya :
Semoga bermanfaat !
