| 1 | /* |
| 2 | * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions |
| 6 | * are met: |
| 7 | * |
| 8 | * -Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * |
| 11 | * -Redistribution in binary form must reproduct the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in |
| 13 | * the documentation and/or other materials provided with the distribution. |
| 14 | * |
| 15 | * Neither the name of Sun Microsystems, Inc. or the names of contributors |
| 16 | * may be used to endorse or promote products derived from this software |
| 17 | * without specific prior written permission. |
| 18 | * |
| 19 | * This software is provided "AS IS," without a warranty of any kind. ALL |
| 20 | * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING |
| 21 | * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE |
| 22 | * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT |
| 23 | * BE LIABLE FOR ANY DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT |
| 24 | * OF OR RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR ITS |
| 25 | * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST |
| 26 | * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, |
| 27 | * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY |
| 28 | * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN |
| 29 | * IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. |
| 30 | * |
| 31 | * You acknowledge that Software is not designed, licensed or intended for |
| 32 | * use in the design, construction, operation or maintenance of any nuclear |
| 33 | * facility. |
| 34 | */ |
| 35 | |
| 36 | /* |
| 37 | * @(#)ProgressBarDemo.java 1.7 03/01/23 |
| 38 | */ |
| 39 | |
| 40 | |
| 41 | import javax.swing.*; |
| 42 | import javax.swing.event.*; |
| 43 | import javax.swing.text.*; |
| 44 | import javax.swing.border.*; |
| 45 | import javax.swing.colorchooser.*; |
| 46 | import javax.swing.filechooser.*; |
| 47 | import javax.accessibility.*; |
| 48 | |
| 49 | import java.awt.*; |
| 50 | import java.awt.event.*; |
| 51 | import java.beans.*; |
| 52 | import java.util.*; |
| 53 | import java.io.*; |
| 54 | import java.applet.*; |
| 55 | import java.net.*; |
| 56 | |
| 57 | /** |
| 58 | * JProgressBar Demo |
| 59 | * |
| 60 | * @version 1.7 01/23/03 |
| 61 | * @author Jeff Dinkins |
| 62 | # @author Peter Korn (accessibility support) |
| 63 | */ |
| 64 | public class ProgressBarDemo extends DemoModule { |
| 65 | |
| 66 | /** |
| 67 | * main method allows us to run as a standalone demo. |
| 68 | */ |
| 69 | public static void main(String[] args) { |
| 70 | ProgressBarDemo demo = new ProgressBarDemo(null); |
| 71 | demo.mainImpl(); |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * ProgressBarDemo Constructor |
| 76 | */ |
| 77 | public ProgressBarDemo(SwingSet2 swingset) { |
| 78 | // Set the title for this demo, and an icon used to represent this |
| 79 | // demo inside the SwingSet2 app. |
| 80 | super(swingset, "ProgressBarDemo", "toolbar/JProgressBar.gif"); |
| 81 | |
| 82 | createProgressPanel(); |
| 83 | } |
| 84 | |
| 85 | javax.swing.Timer timer; |
| 86 | Action loadAction; |
| 87 | Action stopAction; |
| 88 | JProgressBar progressBar; |
| 89 | JTextArea progressTextArea; |
| 90 | |
| 91 | public void createProgressPanel() { |
| 92 | getDemoPanel().setLayout(new BorderLayout()); |
| 93 | |
| 94 | JPanel textWrapper = new JPanel(new BorderLayout()); |
| 95 | textWrapper.setBorder(new SoftBevelBorder(BevelBorder.LOWERED)); |
| 96 | textWrapper.setAlignmentX(LEFT_ALIGNMENT); |
| 97 | progressTextArea = new MyTextArea(); |
| 98 | progressTextArea.getAccessibleContext().setAccessibleName(getString("ProgressBarDemo.accessible_text_area_name")); |
| 99 | progressTextArea.getAccessibleContext().setAccessibleName(getString("ProgressBarDemo.accessible_text_area_description")); |
| 100 | textWrapper.add(new JScrollPane(progressTextArea), BorderLayout.CENTER); |
| 101 | |
| 102 | getDemoPanel().add(textWrapper, BorderLayout.CENTER); |
| 103 | |
| 104 | JPanel progressPanel = new JPanel(); |
| 105 | getDemoPanel().add(progressPanel, BorderLayout.SOUTH); |
| 106 | |
| 107 | progressBar = new JProgressBar(JProgressBar.HORIZONTAL, 0, text.length()) { |
| 108 | public Dimension getPreferredSize() { |
| 109 | return new Dimension(300, super.getPreferredSize().height); |
| 110 | } |
| 111 | }; |
| 112 | progressBar.getAccessibleContext().setAccessibleName(getString("ProgressBarDemo.accessible_text_loading_progress")); |
| 113 | |
| 114 | progressPanel.add(progressBar); |
| 115 | progressPanel.add(createLoadButton()); |
| 116 | progressPanel.add(createStopButton()); |
| 117 | } |
| 118 | |
| 119 | public JButton createLoadButton() { |
| 120 | loadAction = new AbstractAction(getString("ProgressBarDemo.start_button")) { |
| 121 | public void actionPerformed(ActionEvent e) { |
| 122 | if(timer == null) { |
| 123 | loadAction.setEnabled(false); |
| 124 | stopAction.setEnabled(true); |
| 125 | timer = new javax.swing.Timer(18, createTextLoadAction()); |
| 126 | timer.start(); |
| 127 | } |
| 128 | } |
| 129 | }; |
| 130 | return createButton(loadAction); |
| 131 | } |
| 132 | |
| 133 | public JButton createStopButton() { |
| 134 | stopAction = new AbstractAction(getString("ProgressBarDemo.stop_button")) { |
| 135 | public void actionPerformed(ActionEvent e) { |
| 136 | if(timer != null) { |
| 137 | timer.stop(); |
| 138 | timer = null; |
| 139 | } |
| 140 | loadAction.setEnabled(true); |
| 141 | stopAction.setEnabled(false); |
| 142 | } |
| 143 | }; |
| 144 | return createButton(stopAction); |
| 145 | } |
| 146 | |
| 147 | public JButton createButton(Action a) { |
| 148 | JButton b = new JButton(); |
| 149 | // setting the following client property informs the button to show |
| 150 | // the action text as it's name. The default is to not show the |
| 151 | // action text. |
| 152 | b.putClientProperty("displayActionText", Boolean.TRUE); |
| 153 | b.setAction(a); |
| 154 | return b; |
| 155 | } |
| 156 | |
| 157 | |
| 158 | int textLocation = 0; |
| 159 | |
| 160 | String text = getString("ProgressBarDemo.text"); |
| 161 | |
| 162 | public Action createTextLoadAction() { |
| 163 | return new AbstractAction("text load action") { |
| 164 | public void actionPerformed (ActionEvent e) { |
| 165 | if(progressBar.getValue() < progressBar.getMaximum()) { |
| 166 | progressBar.setValue(progressBar.getValue() + 1); |
| 167 | progressTextArea.append(text.substring(textLocation, textLocation+1)); |
| 168 | textLocation++; |
| 169 | } else { |
| 170 | if(timer != null) { |
| 171 | timer.stop(); |
| 172 | timer = null; |
| 173 | loadAction.setEnabled(true); |
| 174 | stopAction.setEnabled(false); |
| 175 | } |
| 176 | } |
| 177 | } |
| 178 | }; |
| 179 | } |
| 180 | |
| 181 | |
| 182 | class MyTextArea extends JTextArea { |
| 183 | public MyTextArea() { |
| 184 | super(null, 0, 0); |
| 185 | setEditable(false); |
| 186 | setText(""); |
| 187 | } |
| 188 | |
| 189 | public float getAlignmentX () { |
| 190 | return LEFT_ALIGNMENT; |
| 191 | } |
| 192 | |
| 193 | public float getAlignmentY () { |
| 194 | return TOP_ALIGNMENT; |
| 195 | } |
| 196 | } |
| 197 | } |
| 198 | |
| 199 | |