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PC World 1998 October
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JSAMPLES.Z
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CardTest.java
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1998-05-08
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/*
* @(#)CardTest.java 1.3 96/12/06
*
* Copyright (c) 1994-1996 Sun Microsystems, Inc. All Rights Reserved.
*
* Sun grants you ("Licensee") a non-exclusive, royalty free, license to use,
* modify and redistribute this software in source and binary code form,
* provided that i) this copyright notice and license appear on all copies of
* the software; and ii) Licensee does not utilize the software in a manner
* which is disparaging to Sun.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
* IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
* NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
* LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
* OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
* LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
* INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
* CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
* OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* This software is not designed or intended for use in on-line control of
* aircraft, air traffic, aircraft navigation or aircraft communications; or in
* the design, construction, operation or maintenance of any nuclear
* facility. Licensee represents and warrants that it will not use or
* redistribute the Software for such purposes.
*/
import java.awt.*;
import java.applet.Applet;
class CardPanel extends Panel {
Panel create(LayoutManager layout) {
Panel p = new Panel();
p.setLayout(layout);
p.add("North", new Button("one"));
p.add("West", new Button("two"));
p.add("South", new Button("three"));
p.add("East", new Button("four"));
p.add("Center", new Button("five"));
return p;
}
CardPanel() {
setLayout(new CardLayout());
add("one", create(new FlowLayout()));
add("two", create(new BorderLayout()));
add("three", create(new GridLayout(2, 2)));
add("four", create(new BorderLayout(10, 10)));
add("five", create(new FlowLayout(FlowLayout.LEFT, 10, 10)));
add("six", create(new GridLayout(2, 2, 10, 10)));
}
public Dimension preferredSize() {
return new Dimension(200, 100);
}
}
public class CardTest extends Applet {
CardPanel cards;
public CardTest() {
setLayout(new BorderLayout());
add("Center", cards = new CardPanel());
Panel p = new Panel();
p.setLayout(new FlowLayout());
add("South", p);
p.add(new Button("first"));
p.add(new Button("next"));
p.add(new Button("previous"));
p.add(new Button("last"));
Choice c = new Choice();
c.addItem("one");
c.addItem("two");
c.addItem("three");
c.addItem("four");
c.addItem("five");
p.add(c);
}
public boolean action(Event evt, Object arg) {
if (evt.target instanceof Choice) {
((CardLayout)cards.getLayout()).show(cards,(String)arg);
} else {
if ("first".equals(arg)) {
((CardLayout)cards.getLayout()).first(cards);
} else if ("next".equals(arg)) {
((CardLayout)cards.getLayout()).next(cards);
} else if ("previous".equals(arg)) {
((CardLayout)cards.getLayout()).previous(cards);
} else if ("last".equals(arg)) {
((CardLayout)cards.getLayout()).last(cards);
} else {
((CardLayout)cards.getLayout()).show(cards,(String)arg);
}
}
return true;
}
public static void main(String args[]) {
Frame f = new Frame("CardTest");
CardTest cardTest = new CardTest();
cardTest.init();
cardTest.start();
f.add("Center", cardTest);
f.resize(300, 300);
f.show();
}
}