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84 lines
2.0 KiB
84 lines
2.0 KiB
package sample.rmi;
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import java.applet.*;
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import java.awt.*;
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import java.awt.event.*;
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import javassist.tools.rmi.ObjectImporter;
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import javassist.tools.rmi.ObjectNotFoundException;
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import javassist.tools.web.Viewer;
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public class CountApplet extends Applet implements ActionListener {
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private Font font;
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private ObjectImporter importer;
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private Counter counter;
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private AlertDialog dialog;
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private String message;
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private String paramButton;
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private String paramName;
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public void init() {
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paramButton = getParameter("button");
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paramName = getParameter("name");
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importer = new ObjectImporter(this);
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commonInit();
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}
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/* call this method instead of init() if this program is not run
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* as an applet.
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*/
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public void applicationInit() {
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paramButton = "OK";
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paramName = "counter";
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Viewer cl = (Viewer)getClass().getClassLoader();
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importer = new ObjectImporter(cl.getServer(), cl.getPort());
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commonInit();
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}
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private void commonInit() {
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font = new Font("SansSerif", Font.ITALIC, 40);
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Button b = new Button(paramButton);
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b.addActionListener(this);
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add(b);
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dialog = new AlertDialog();
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message = "???";
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}
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public void destroy() {
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dialog.dispose();
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}
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public void start() {
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try {
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counter = (Counter)importer.lookupObject(paramName);
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message = Integer.toString(counter.get());
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}
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catch (ObjectNotFoundException e) {
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dialog.show(e.toString());
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}
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}
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public void actionPerformed(ActionEvent e) {
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counter.increase();
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message = Integer.toString(counter.get());
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repaint();
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}
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public void paint(Graphics g) {
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g.setFont(font);
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g.drawRect(50, 50, 100, 100);
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g.setColor(Color.blue);
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g.drawString(message, 60, 120);
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}
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public static void main(String[] args) {
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Frame f = new Frame("CountApplet");
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CountApplet ca = new CountApplet();
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f.add(ca);
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f.setSize(300, 300);
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ca.applicationInit();
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ca.start();
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f.setVisible(true);
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}
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}
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