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- /*
- Copyright (c) Xerox Corporation 1998-2002. All rights reserved.
-
- Use and copying of this software and preparation of derivative works based
- upon this software are permitted. Any distribution of this software or
- derivative works must comply with all applicable United States export control
- laws.
-
- This software is made available AS IS, and Xerox Corporation makes no warranty
- about the software, its performance or its conformity to any specification.
- */
-
- package observer;
- import java.awt.Color;
- import java.awt.Label;
-
- class ColorLabel extends Label {
-
- ColorLabel(Display display) {
- super();
- display.addToFrame(this);
- }
-
- final static Color[] colors = {Color.red, Color.blue,
- Color.green, Color.magenta};
- private int colorIndex = 0;
- private int cycleCount = 0;
- void colorCycle() {
- cycleCount++;
- colorIndex = (colorIndex + 1) % colors.length;
- setBackground(colors[colorIndex]);
- setText("" + cycleCount);
- }
- }
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