public class AnyMVCApplet
class Model
1: // MVCApplet.java
2: // A "shell" for any simple applet that uses an MVC design pattern
3: // in which the view and controller are combined.
4:
5: import java.awt.*;
6: import java.applet.Applet;
7: import java.awt.event.*;
8:
9:
10: public class AnyMVCApplet
11: extends Applet
12: implements ActionListener
13: {
14: // Put instance variables here, such as ...
15: private Button aButton;
16: private Model aModelInstance;
17:
18:
19: // Override this method to set things up.
20: public void init()
21: {
22: aButton = new Button("Press Me");
23: add(aButton);
24: aButton.addActionListener(this);
25:
26: aModelInstance = new Model();
27: }
28:
29:
30: public void paint(Graphics g)
31: {
32: aModelInstance.display(g);
33: }
34:
35:
36: public void actionPerformed(ActionEvent event)
37: {
38: if(event.getSource() == aButton)
39: {
40: // Code to respond to button being pressed.
41: // For example ...
42: aModelInstance.getSomething();
43: }
44: repaint(); // if needed
45: }
46: }
47:
48:
49: class Model
50: {
51: // Put (private) instance variables here ...
52:
53: public void setSomething()
54: {
55: // Code ...
56: }
57:
58: public void getSomething()
59: {
60: // Code ...
61: }
62:
63: public void display(Graphics g)
64: {
65: // Code to display current state
66: }
67: }