--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sanity/client/lib/SwingSet3/src/com/sun/swingset3/demos/list/ListDemo.java Wed Mar 30 19:05:58 2016 -0700
@@ -0,0 +1,404 @@
+/*
+ * Copyright (c) 2007, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.sun.swingset3.demos.list;
+
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.FocusAdapter;
+import java.awt.event.FocusEvent;
+import java.awt.event.FocusListener;
+import java.util.Vector;
+import javax.swing.*;
+
+import com.sun.swingset3.DemoProperties;
+import com.sun.swingset3.demos.ResourceManager;
+
+/**
+ * List Demo. This demo shows that it is not always necessary to have an array
+ * of objects as big as the size of the list stored.
+ *
+ * Indeed, in this example, there is no array kept for the list data, rather it
+ * is generated on the fly as only those elements are needed.
+ *
+ * @version 1.17 11/17/05
+ * @author Jeff Dinkins
+ */
+@DemoProperties(
+ value = "JList Demo",
+ category = "Data",
+ description = "Demonstrates JList, a component which supports display/editing of a data list",
+ sourceFiles = {
+ "com/sun/swingset3/demos/list/ListDemo.java",
+ "com/sun/swingset3/demos/list/Permuter.java",
+ "com/sun/swingset3/demos/ResourceManager.java",
+ "com/sun/swingset3/demos/list/resources/ListDemo.properties",
+ "com/sun/swingset3/demos/list/resources/images/blue.gif",
+ "com/sun/swingset3/demos/list/resources/images/cyan.gif",
+ "com/sun/swingset3/demos/list/resources/images/gray.gif",
+ "com/sun/swingset3/demos/list/resources/images/green.gif",
+ "com/sun/swingset3/demos/list/resources/images/ListDemo.gif",
+ "com/sun/swingset3/demos/list/resources/images/magenta.gif",
+ "com/sun/swingset3/demos/list/resources/images/red.gif",
+ "com/sun/swingset3/demos/list/resources/images/yellow.gif"
+ }
+)
+public final class ListDemo extends JPanel {
+
+ private static final Dimension HGAP10 = new Dimension(10, 1);
+ private static final Dimension VGAP10 = new Dimension(1, 10);
+ private static final Dimension HGAP15 = new Dimension(15, 1);
+ private static final Dimension HGAP30 = new Dimension(30, 1);
+
+ private final ResourceManager resourceManager = new ResourceManager(this.getClass());
+ public static final String DEMO_TITLE = ListDemo.class.getAnnotation(DemoProperties.class).value();
+
+ private final JList<String> list;
+
+ private JPanel prefixList;
+ private JPanel suffixList;
+
+ private Action prefixAction;
+ private Action suffixAction;
+
+ private final GeneratedListModel listModel;
+
+ /**
+ * main method allows us to run as a standalone demo.
+ *
+ * @param args
+ */
+ public static void main(String[] args) {
+ JFrame frame = new JFrame(DEMO_TITLE);
+
+ frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+ frame.getContentPane().add(new ListDemo());
+ frame.setPreferredSize(new Dimension(800, 600));
+ frame.pack();
+ frame.setLocationRelativeTo(null);
+ frame.setVisible(true);
+ }
+
+ /**
+ * ListDemo Constructor
+ */
+ public ListDemo() {
+ setLayout(new BorderLayout());
+
+ loadImages();
+
+ JLabel description = new JLabel(resourceManager.getString("ListDemo.description"));
+ add(description, BorderLayout.NORTH);
+
+ JPanel centerPanel = new JPanel();
+ centerPanel.setLayout(new BoxLayout(centerPanel, BoxLayout.X_AXIS));
+ centerPanel.add(Box.createRigidArea(HGAP10));
+ add(centerPanel, BorderLayout.CENTER);
+
+ JPanel listPanel = new JPanel();
+ listPanel.setLayout(new BoxLayout(listPanel, BoxLayout.Y_AXIS));
+ listPanel.add(Box.createRigidArea(VGAP10));
+
+ centerPanel.add(listPanel);
+ centerPanel.add(Box.createRigidArea(HGAP30));
+
+ // Create the list
+ list = new JList<>();
+ list.setCellRenderer(new CompanyLogoListCellRenderer());
+ listModel = new GeneratedListModel();
+ list.setModel(listModel);
+
+ // Set the preferred row count. This affects the preferredSize
+ // of the JList when it's in a scrollpane.
+ list.setVisibleRowCount(22);
+
+ // Add list to a scrollpane
+ JScrollPane scrollPane = new JScrollPane(list);
+ listPanel.add(scrollPane);
+ listPanel.add(Box.createRigidArea(VGAP10));
+
+ // Add the control panel (holds the prefix/suffix list and prefix/suffix checkboxes)
+ centerPanel.add(createControlPanel());
+
+ // create prefixes and suffixes
+ addPrefix("Tera", true);
+ addPrefix("Micro", false);
+ addPrefix("Southern", false);
+ addPrefix("Net", true);
+ addPrefix("YoYo", true);
+ addPrefix("Northern", false);
+ addPrefix("Tele", false);
+ addPrefix("Eastern", false);
+ addPrefix("Neo", false);
+ addPrefix("Digi", false);
+ addPrefix("National", false);
+ addPrefix("Compu", true);
+ addPrefix("Meta", true);
+ addPrefix("Info", false);
+ addPrefix("Western", false);
+ addPrefix("Data", false);
+ addPrefix("Atlantic", false);
+ addPrefix("Advanced", false);
+ addPrefix("Euro", false);
+ addPrefix("Pacific", false);
+ addPrefix("Mobile", false);
+ addPrefix("In", false);
+ addPrefix("Computa", false);
+ addPrefix("Digital", false);
+ addPrefix("Analog", false);
+
+ addSuffix("Tech", true);
+ addSuffix("Soft", true);
+ addSuffix("Telecom", true);
+ addSuffix("Solutions", false);
+ addSuffix("Works", true);
+ addSuffix("Dyne", false);
+ addSuffix("Services", false);
+ addSuffix("Vers", false);
+ addSuffix("Devices", false);
+ addSuffix("Software", false);
+ addSuffix("Serv", false);
+ addSuffix("Systems", true);
+ addSuffix("Dynamics", true);
+ addSuffix("Net", false);
+ addSuffix("Sys", false);
+ addSuffix("Computing", false);
+ addSuffix("Scape", false);
+ addSuffix("Com", false);
+ addSuffix("Ware", false);
+ addSuffix("Widgets", false);
+ addSuffix("Media", false);
+ addSuffix("Computer", false);
+ addSuffix("Hardware", false);
+ addSuffix("Gizmos", false);
+ addSuffix("Concepts", false);
+ }
+
+ private JPanel createControlPanel() {
+ JPanel controlPanel = new JPanel() {
+ private final Insets insets = new Insets(0, 4, 10, 10);
+
+ @Override
+ public Insets getInsets() {
+ return insets;
+ }
+ };
+ controlPanel.setLayout(new BoxLayout(controlPanel, BoxLayout.X_AXIS));
+
+ JPanel prefixPanel = new JPanel();
+ prefixPanel.setLayout(new BoxLayout(prefixPanel, BoxLayout.Y_AXIS));
+ prefixPanel.add(new JLabel(resourceManager.getString("ListDemo.prefixes")));
+
+ JPanel suffixPanel = new JPanel();
+ suffixPanel.setLayout(new BoxLayout(suffixPanel, BoxLayout.Y_AXIS));
+ suffixPanel.add(new JLabel(resourceManager.getString("ListDemo.suffixes")));
+
+ prefixList = new JPanel() {
+ private final Insets insets = new Insets(0, 4, 0, 0);
+
+ @Override
+ public Insets getInsets() {
+ return insets;
+ }
+ };
+ prefixList.setLayout(new BoxLayout(prefixList, BoxLayout.Y_AXIS));
+ JScrollPane scrollPane = new JScrollPane(prefixList);
+ scrollPane.getVerticalScrollBar().setUnitIncrement(10);
+ prefixPanel.add(scrollPane);
+ prefixPanel.add(Box.createRigidArea(HGAP10));
+
+ suffixList = new JPanel() {
+ private final Insets insets = new Insets(0, 4, 0, 0);
+
+ @Override
+ public Insets getInsets() {
+ return insets;
+ }
+ };
+ suffixList.setLayout(new BoxLayout(suffixList, BoxLayout.Y_AXIS));
+ scrollPane = new JScrollPane(suffixList);
+ scrollPane.getVerticalScrollBar().setUnitIncrement(10);
+ suffixPanel.add(scrollPane);
+ suffixPanel.add(Box.createRigidArea(HGAP10));
+
+ controlPanel.add(prefixPanel);
+ controlPanel.add(Box.createRigidArea(HGAP15));
+ controlPanel.add(suffixPanel);
+ return controlPanel;
+ }
+
+ private final FocusListener listFocusListener = new FocusAdapter() {
+ @Override
+ public void focusGained(FocusEvent e) {
+ JComponent c = (JComponent) e.getComponent();
+ c.scrollRectToVisible(new Rectangle(0, 0, c.getWidth(), c.getHeight()));
+ }
+ };
+
+ private void addPrefix(String prefix, boolean selected) {
+ if (prefixAction == null) {
+ prefixAction = new UpdatePrefixListAction(listModel);
+ }
+ final JCheckBox cb = (JCheckBox) prefixList.add(new JCheckBox(prefix));
+ cb.setSelected(selected);
+ cb.addActionListener(prefixAction);
+ if (selected) {
+ listModel.addPrefix(prefix);
+ }
+ cb.addFocusListener(listFocusListener);
+ }
+
+ private void addSuffix(String suffix, boolean selected) {
+ if (suffixAction == null) {
+ suffixAction = new UpdateSuffixListAction(listModel);
+ }
+ final JCheckBox cb = (JCheckBox) suffixList.add(new JCheckBox(suffix));
+ cb.setSelected(selected);
+ cb.addActionListener(suffixAction);
+ if (selected) {
+ listModel.addSuffix(suffix);
+ }
+ cb.addFocusListener(listFocusListener);
+ }
+
+ private static class UpdatePrefixListAction extends AbstractAction {
+
+ private final GeneratedListModel listModel;
+
+ protected UpdatePrefixListAction(GeneratedListModel listModel) {
+ this.listModel = listModel;
+ }
+
+ @Override
+ public void actionPerformed(ActionEvent e) {
+ JCheckBox cb = (JCheckBox) e.getSource();
+ if (cb.isSelected()) {
+ listModel.addPrefix(cb.getText());
+ } else {
+ listModel.removePrefix(cb.getText());
+ }
+ }
+ }
+
+ private static class UpdateSuffixListAction extends AbstractAction {
+
+ private final GeneratedListModel listModel;
+
+ protected UpdateSuffixListAction(GeneratedListModel listModel) {
+ this.listModel = listModel;
+ }
+
+ @Override
+ public void actionPerformed(ActionEvent e) {
+ JCheckBox cb = (JCheckBox) e.getSource();
+ if (cb.isSelected()) {
+ listModel.addSuffix(cb.getText());
+ } else {
+ listModel.removeSuffix(cb.getText());
+ }
+ }
+ }
+
+ private static class GeneratedListModel extends AbstractListModel<String> {
+
+ private Permuter permuter;
+
+ private final Vector<String> prefix = new Vector<>();
+ private final Vector<String> suffix = new Vector<>();
+
+ private void update() {
+ permuter = new Permuter(getSize());
+ fireContentsChanged(this, 0, getSize());
+ }
+
+ public void addPrefix(String s) {
+ if (!prefix.contains(s)) {
+ prefix.addElement(s);
+ update();
+ }
+ }
+
+ public void removePrefix(String s) {
+ prefix.removeElement(s);
+ update();
+ }
+
+ public void addSuffix(String s) {
+ if (!suffix.contains(s)) {
+ suffix.addElement(s);
+ update();
+ }
+ }
+
+ public void removeSuffix(String s) {
+ suffix.removeElement(s);
+ update();
+ }
+
+ @Override
+ public int getSize() {
+ return prefix.size() * suffix.size();
+ }
+
+ @Override
+ public String getElementAt(int index) {
+ if (permuter == null) {
+ update();
+ }
+ // morph the index to another int -- this has the benefit of
+ // causing the list to look random.
+ int j = permuter.map(index);
+ int ps = prefix.size();
+ int ss = suffix.size();
+ return prefix.elementAt(j % ps) + suffix.elementAt((j / ps) % ss);
+ }
+ }
+
+ private final ImageIcon[] images = new ImageIcon[7];
+
+ void loadImages() {
+ images[0] = resourceManager.createImageIcon("red.gif", resourceManager.getString("ListDemo.red"));
+ images[1] = resourceManager.createImageIcon("blue.gif", resourceManager.getString("ListDemo.blue"));
+ images[2] = resourceManager.createImageIcon("yellow.gif", resourceManager.getString("ListDemo.yellow"));
+ images[3] = resourceManager.createImageIcon("green.gif", resourceManager.getString("ListDemo.green"));
+ images[4] = resourceManager.createImageIcon("gray.gif", resourceManager.getString("ListDemo.gray"));
+ images[5] = resourceManager.createImageIcon("cyan.gif", resourceManager.getString("ListDemo.cyan"));
+ images[6] = resourceManager.createImageIcon("magenta.gif", resourceManager.getString("ListDemo.magenta"));
+ }
+
+ private class CompanyLogoListCellRenderer extends DefaultListCellRenderer {
+
+ @Override
+ public Component getListCellRendererComponent(
+ JList<?> list,
+ Object value,
+ int index,
+ boolean isSelected,
+ boolean cellHasFocus) {
+ Component retValue = super.getListCellRendererComponent(
+ list, value, index, isSelected, cellHasFocus
+ );
+ setIcon(images[index % 7]);
+ return retValue;
+ }
+ }
+}