1 package com.jpeterson.virtlcd.swing;
2
3 import javax.swing.event.ChangeListener;
4
5 /**
6 * This is the model in the MVC pattern for the <code>JDotMatrixDisplay</code>
7 * character.
8 *
9 * @author Jesse Peterson
10 */
11 public interface DotMatrixDisplayModel {
12 /**
13 * Get the text displayed.
14 *
15 * @return The text displayed.
16 */
17 public String getText();
18
19 /**
20 * Set the text to display.
21 *
22 * @param text
23 * The text displayed.
24 */
25 public void setText(String text);
26
27 /**
28 * Adds a ChangeListener to the model's listener list.
29 *
30 * @param l
31 * the ChangeListener to add
32 * @see #removeChangeListener
33 */
34 void addChangeListener(ChangeListener l);
35
36 /**
37 * Removes a ChangeListener from the model's listener list.
38 *
39 * @param l
40 * the ChangeListener to remove
41 * @see #addChangeListener
42 */
43 void removeChangeListener(ChangeListener l);
44 }