contoh listing program berbaris

Tugas 3: package penggunaanawt; import java.awt.*; import java.awt.event.*; public class AWTDemo extends Frame implements ActionListener{ int x = 100; int y = 100; public static void main(String[] args) { Frame frame = new AWTDemo(); frame.setSize(640, 480); frame.setVisible(true); } public AWTDemo() { setTitle("AWT Demo"); // create menu MenuBar mb = new MenuBar(); setMenuBar(mb); Menu menu = new Menu("File"); mb.add(menu); MenuItem mi = new MenuItem("Exit"); mi.addActionListener(this); menu.add(mi); // end program when window is closed WindowListener l = new WindowAdapter() { public void windowClosing(WindowEvent ev) { System.exit(0); } }; this.addWindowListener(l); // mouse event handler MouseListener mouseListener = new MouseAdapter() { public void mouseClicked(MouseEvent ev) { x = ev.getX(); y = ev.getY(); repaint(); } }; addMouseListener(mouseListener); } public void paint(Graphics g) { int i=150; while (i<=200){ int j=60; while (j<=300){ g.drawOval(i, j, 100, 80); j=j+80;} i=i+100; } } public void actionPerformed(ActionEvent ev) { String command = ev.getActionCommand(); if ("Exit".equals(command)) { System.exit(0); } } }

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