/*
* @(#)ListPanel.java 1.5 98/01/31
*
* Copyright (c) 1997 Sun Microsystems, Inc. All Rights Reserved.
*
* This software is the confidential and proprietary information of Sun
* Microsystems, Inc. ("Confidential Information"). You shall not
* disclose such Confidential Information and shall use it only in
* accordance with the terms of the license agreement you entered into
* with Sun.
*
* 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.
*
*/
import com.sun.java.swing.*;
import com.sun.java.swing.text.*;
import com.sun.java.swing.plaf.basic.BasicListCellRenderer;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
/**
* ListBox!
*
* @version 1.5 01/31/98
* @author Jeff Dinkins
*/
public class ListPanel extends JPanel
{
int fastfoodIndex;
int dessertIndex;
int fruitIndex;
int veggieIndex;
boolean fastfoodShown;
boolean dessertShown;
boolean fruitShown;
boolean veggieShown;
// Fast Food
public ImageIcon burger = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/burger.gif","burger");
public ImageIcon fries = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/fries.gif","fries");
public ImageIcon softdrink = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/softdrink.gif","soft drink");
public ImageIcon hotdog = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/hotdog.gif","hot dog");
public ImageIcon pizza = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/pizza.gif","pizza");
// Dessert
public ImageIcon icecream = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/icecream.gif","ice cream");
public ImageIcon pie = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/pie.gif","pie");
public ImageIcon cake = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/cake.gif","cake");
public ImageIcon donut = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/donut.gif","donut");
public ImageIcon treat = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/treat.gif","treat");
// Fruit
public ImageIcon grapes = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/grapes.gif","grapes");
public ImageIcon banana = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/banana.gif","banana");
public ImageIcon watermelon = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/watermelon.gif","watermelon");
public ImageIcon cantaloupe = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/cantaloupe.gif","cantaloupe");
public ImageIcon peach = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/peach.gif","peach");
// Veggie
public ImageIcon broccoli = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/broccoli.gif","broccoli");
public ImageIcon carrot = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/carrot.gif","carrot");
public ImageIcon peas = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/peas.gif","peas");
public ImageIcon corn = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/corn.gif","corn");
public ImageIcon radish = SwingSet.sharedInstance().loadImageIcon("images/ImageClub/food/radish.gif","radish");
// The Frame
SwingSet swing;
JList listBox;
JScrollPane scrollPane;
DefaultListModel model = new DefaultListModel();
JLabel priceLabel;
int listPrice = 0;
JButton reset;
JButton purchase;
JRadioButton dessertRadioButton;
JRadioButton veggieRadioButton;
JRadioButton fruitRadioButton;
JRadioButton fastfoodRadioButton;
JCheckBox dessertCheckbox;
JCheckBox veggieCheckbox;
JCheckBox fruitCheckbox;
JCheckBox fastfoodCheckbox;
public ListPanel(SwingSet swing) {
this.swing = swing;
setBorder(swing.emptyBorder5);
setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
// create the list
for(int i = 0; i < ITEMS; i++) {
model.addElement(new Integer(i));
}
listBox = new JList(model) {
public Dimension getMaximumSize() {
return new Dimension(400, super.getMaximumSize().height);
}
};
listBox.setCellRenderer(new TestCellRenderer(listBox));
// Create the controls
JPanel controlPanel = new JPanel() {
public Dimension getMaximumSize() {
return new Dimension(300, super.getMaximumSize().height);
}
};
controlPanel.setLayout(new BoxLayout(controlPanel, BoxLayout.Y_AXIS));
controlPanel.setBorder(swing.loweredBorder);
controlPanel.setAlignmentY(TOP_ALIGNMENT);
// List operations
JPanel pricePanel = swing.createHorizontalPanel(false);
pricePanel.setAlignmentY(TOP_ALIGNMENT);
pricePanel.setAlignmentX(LEFT_ALIGNMENT);
controlPanel.add(pricePanel);
purchase = new JButton("Purchase");
purchase.setToolTipText("Adds the selected item(s) to your grocery bill.");
pricePanel.add(purchase);
pricePanel.add(Box.createRigidArea(swing.hpad10));
priceLabel = new JLabel("Total: ");
pricePanel.add(priceLabel);
controlPanel.add(Box.createRigidArea(swing.vpad20));
JLabel l = new JLabel("Jump To:");
l.setFont(swing.boldFont);
controlPanel.add(l);
ButtonGroup group = new ButtonGroup();
fastfoodRadioButton = new JRadioButton("Fast Food");
fastfoodRadioButton.setToolTipText("Calls list.ensureVisible() to jump to the items.");
group.add(fastfoodRadioButton);
controlPanel.add(fastfoodRadioButton);
dessertRadioButton = new JRadioButton("Desserts");
dessertRadioButton.setToolTipText("Calls list.ensureVisible() to jump to the items.");
group.add(dessertRadioButton);
controlPanel.add(dessertRadioButton);
fruitRadioButton = new JRadioButton("Fruits");
fruitRadioButton.setToolTipText("Calls list.ensureVisible() to jump to the items.");
group.add(fruitRadioButton);
controlPanel.add(fruitRadioButton);
veggieRadioButton = new JRadioButton("Vegetables");
veggieRadioButton.setToolTipText("Calls list.ensureVisible(index) to jump to the items.");
group.add(veggieRadioButton);
controlPanel.add(veggieRadioButton);
controlPanel.add(Box.createRigidArea(swing.vpad20));
l = new JLabel("Show:");
l.setFont(swing.boldFont);
controlPanel.add(l);
fastfoodCheckbox = new JCheckBox("Fast Food");
fastfoodCheckbox.setToolTipText("Calls list.remove(index1,indexN) to remove items.");
fastfoodCheckbox.setSelected(true);
controlPanel.add(fastfoodCheckbox);
dessertCheckbox = new JCheckBox("Desserts");
dessertCheckbox.setToolTipText("Calls list.remove(index1,indexN) to remove items.");
dessertCheckbox.setSelected(true);
controlPanel.add(dessertCheckbox);
fruitCheckbox = new JCheckBox("Fruits");
fruitCheckbox.setToolTipText("Calls list.remove(index1,indexN) to remove items.");
fruitCheckbox.setSelected(true);
controlPanel.add(fruitCheckbox);
veggieCheckbox = new JCheckBox("Vegetables");
veggieCheckbox.setToolTipText("Calls list.remove(index1,indexN) to remove items.");
veggieCheckbox.setSelected(true);
controlPanel.add(veggieCheckbox);
controlPanel.add(Box.createGlue());
reset = new JButton("Reset");
reset.setToolTipText("Resets the state of the demo.");
controlPanel.add(reset);
scrollPane = new JScrollPane(listBox);
scrollPane.setAlignmentX(LEFT_ALIGNMENT);
scrollPane.setAlignmentY(TOP_ALIGNMENT);
add(scrollPane);
add(Box.createRigidArea(swing.hpad10));
add(controlPanel);
ActionListener purchaseListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
int first = listBox.getMinSelectionIndex();
int last = listBox.getMaxSelectionIndex();
if(first < 0) {
return;
}
for(int i = first; i <= last; i++) {
Integer item = (Integer) model.getElementAt(i);
listPrice += price[item.intValue()];
}
priceLabel.setText("Total: $" + ((double) listPrice)/100.0);
priceLabel.repaint();
}
};
purchase.addActionListener(purchaseListener);
ActionListener showListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
JCheckBox cb = (JCheckBox) e.getSource();
String label = cb.getText();
if(!cb.isSelected()) {
if(label.equals("Fast Food")) {
fastfoodShown = false;
for(int i = fastfoodIndex; i < fastfoodIndex+5; i++) {
model.removeElementAt(fastfoodIndex);
}
fastfoodRadioButton.setEnabled(false);
dessertIndex -= 5;
fruitIndex -= 5;
veggieIndex -= 5;
scrollPane.validate();
} else if(label.equals("Desserts")) {
for(int i = dessertIndex; i < dessertIndex+5; i++) {
model.removeElementAt(dessertIndex);
}
dessertRadioButton.setEnabled(false);
fruitIndex -= 5;
veggieIndex -= 5;
scrollPane.validate();
} else if(label.equals("Fruits")) {
for(int i = fruitIndex; i < fruitIndex+5; i++) {
model.removeElementAt(fruitIndex);
}
fruitRadioButton.setEnabled(false);
veggieIndex -= 5;
scrollPane.validate();
} else if(label.equals("Vegetables")) {
for(int i = veggieIndex; i < veggieIndex+5; i++) {
model.removeElementAt(veggieIndex);
}
veggieRadioButton.setEnabled(false);
scrollPane.validate();
}
if(model.getSize() < 1)
listBox.getParent().repaint();
} else {
if(label.equals("Fast Food")) {
model.insertElementAt(new Integer(4), 0);
model.insertElementAt(new Integer(3), 0);
model.insertElementAt(new Integer(2), 0);
model.insertElementAt(new Integer(1), 0);
model.insertElementAt(new Integer(0), 0);
dessertIndex += 5;
fruitIndex += 5;
veggieIndex += 5;
fastfoodRadioButton.setEnabled(true);
scrollPane.validate();
} else if(label.equals("Desserts")) {
model.insertElementAt(new Integer(9), dessertIndex);
model.insertElementAt(new Integer(8), dessertIndex);
model.insertElementAt(new Integer(7), dessertIndex);
model.insertElementAt(new Integer(6), dessertIndex);
model.insertElementAt(new Integer(5), dessertIndex);
fruitIndex += 5;
veggieIndex += 5;
dessertRadioButton.setEnabled(true);
scrollPane.validate();
} else if(label.equals("Fruits")) {
model.insertElementAt(new Integer(14), fruitIndex);
model.insertElementAt(new Integer(13), fruitIndex);
model.insertElementAt(new Integer(12), fruitIndex);
model.insertElementAt(new Integer(11), fruitIndex);
model.insertElementAt(new Integer(10), fruitIndex);
veggieIndex += 5;
fruitRadioButton.setEnabled(true);
scrollPane.validate();
} else if(label.equals("Vegetables")) {
model.insertElementAt(new Integer(19), veggieIndex);
model.insertElementAt(new Integer(18), veggieIndex);
model.insertElementAt(new Integer(17), veggieIndex);
model.insertElementAt(new Integer(16), veggieIndex);
model.insertElementAt(new Integer(15), veggieIndex);
veggieRadioButton.setEnabled(true);
scrollPane.validate();
}
}
}
};
fruitCheckbox.addActionListener(showListener);
veggieCheckbox.addActionListener(showListener);
dessertCheckbox.addActionListener(showListener);
fastfoodCheckbox.addActionListener(showListener);
ActionListener jumpListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
JRadioButton rb = (JRadioButton) e.getSource();
if(rb.isSelected()) {
String label = rb.getText();
if(label.equals("Fruits")) {
listBox.ensureIndexIsVisible(fruitIndex+5);
listBox.ensureIndexIsVisible(fruitIndex);
} else if(label.equals("Desserts")) {
listBox.ensureIndexIsVisible(dessertIndex+5);
listBox.ensureIndexIsVisible(dessertIndex);
} else if(label.equals("Vegetables")) {
listBox.ensureIndexIsVisible(veggieIndex+5);
listBox.ensureIndexIsVisible(veggieIndex);
} else if(label.equals("Fast Food")) {
listBox.ensureIndexIsVisible(fastfoodIndex+5);
listBox.ensureIndexIsVisible(fastfoodIndex);
}
}
}
};
fruitRadioButton.addActionListener(jumpListener);
veggieRadioButton.addActionListener(jumpListener);
dessertRadioButton.addActionListener(jumpListener);
fastfoodRadioButton.addActionListener(jumpListener);
ActionListener resetListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
resetAll();
}
};
reset.addActionListener(resetListener);
}
public void resetAll() {
model.removeAllElements();
fastfoodCheckbox.setSelected(true);
fruitCheckbox.setSelected(true);
veggieCheckbox.setSelected(true);
dessertCheckbox.setSelected(true);
fastfoodRadioButton.setEnabled(true);
fruitRadioButton.setEnabled(true);
veggieRadioButton.setEnabled(true);
dessertRadioButton.setEnabled(true);
fastfoodRadioButton.setSelected(true);
for(int i = 0; i < ITEMS; i++) {
model.addElement(new Integer(i));
}
fastfoodShown = true;
dessertShown = true;
fruitShown = true;
veggieShown = true;
fastfoodIndex = 0;
dessertIndex = 5;
fruitIndex = 10;
veggieIndex = 15;
listPrice = 0;
priceLabel.setText("Total: $0.00 ");
listBox.ensureIndexIsVisible(fastfoodIndex);
scrollPane.validate();
}
static int ITEMS = 20;
ImageIcon images[];
String desc[];
int price[];
class TestCellRenderer extends BasicListCellRenderer
{
TestCellRenderer(JList listBox) {
super();
images = new ImageIcon[ITEMS];
desc = new String[ITEMS];
price = new int[ITEMS];
int i = 0;
// 5 - FastFood
images[i] = burger; price[i] = 199; desc[i++] = "Burger";
images[i] = fries; price[i] = 99; desc[i++] = "Fries";
images[i] = softdrink; price[i] = 89; desc[i++] = "Cola";
images[i] = pizza; price[i] = 399; desc[i++] = "Pizza";
images[i] = hotdog; price[i] = 299; desc[i++] = "Hotdog";
// 10 - Dessert
images[i] = icecream; price[i] = 199; desc[i++] = "Ice Cream";
images[i] = pie; price[i] = 249; desc[i++] = "Cherry Pie";
images[i] = cake; price[i] = 355; desc[i++] = "Cake";
images[i] = donut; price[i] = 25; desc[i++] = "Donut";
images[i] = treat; price[i] = 52; desc[i++] = "Fruit Pop";
// 15 Fruit
images[i] = grapes; price[i] = 99; desc[i++] = "Grapes";
images[i] = watermelon; price[i] = 59; desc[i++] = "Watermelon";
images[i] = peach; price[i] = 35; desc[i++] = "Peach";
images[i] = cantaloupe; price[i] = 85; desc[i++] = "Cantaloupe";
images[i] = banana; price[i] = 25; desc[i++] = "Banana";
// 20 - Veggies
images[i] = broccoli; price[i] = 99; desc[i++] = "Broccoli";
images[i] = corn; price[i] = 65; desc[i++] = "Corn";
images[i] = carrot; price[i] = 25; desc[i++] = "Carrot";
images[i] = peas; price[i] = 3; desc[i++] = "Peas";
images[i] = radish; price[i] = 45; desc[i++] = "Radish";
}
public Component getListCellRendererComponent(
JList list,
Object value,
int modelIndex,
boolean isSelected,
boolean cellHasFocus)
{
int index = ((Integer)value).intValue();
String text;
if(isSelected) {
text = " " + desc[index] + " $" + ((double)price[index])/100.0;
}
else {
text = " " + desc[index];
}
setIcon(images[index]);
return super.getListCellRendererComponent(list, text, index, isSelected, cellHasFocus);
}
}
}
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