cardtest.java

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/*
 * @(#)CardTest.java	1.7 95/08/23 Arthur van Hoff
 *
 * Copyright (c) 1994-1995 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL or COMMERCIAL purposes and
 * without fee is hereby granted. 
 * Please refer to the file http://java.sun.com/copy_trademarks.html
 * for further important copyright and trademark information and to
 * http://java.sun.com/licensing.html for further important licensing
 * information for the Java (tm) Technology.
 * 
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 * 
 * THIS SOFTWARE IS NOT DESIGNED OR INTENDED FOR USE OR RESALE AS ON-LINE
 * CONTROL EQUIPMENT IN HAZARDOUS ENVIRONMENTS REQUIRING FAIL-SAFE
 * PERFORMANCE, SUCH AS IN THE OPERATION OF NUCLEAR FACILITIES, AIRCRAFT
 * NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL, DIRECT LIFE
 * SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH THE FAILURE OF THE
 * SOFTWARE COULD LEAD DIRECTLY TO DEATH, PERSONAL INJURY, OR SEVERE
 * PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH RISK ACTIVITIES").  SUN
 * SPECIFICALLY DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR
 * HIGH RISK ACTIVITIES.
 */

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();
    }
}