| /* |
| * 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.progressbar; |
| |
| import java.awt.BorderLayout; |
| import java.awt.Dimension; |
| import java.awt.event.ActionEvent; |
| import javax.swing.*; |
| import javax.swing.border.BevelBorder; |
| import javax.swing.border.SoftBevelBorder; |
| |
| import com.sun.swingset3.DemoProperties; |
| import com.sun.swingset3.demos.ResourceManager; |
| |
| /** |
| * JProgressBar Demo |
| * |
| * @version 1.12 11/17/05 |
| * @author Jeff Dinkins # @author Peter Korn (accessibility support) |
| */ |
| @DemoProperties( |
| value = "ProgressBar Demo", |
| category = "Controls", |
| description = "Demonstrates the JProgressBar, a control which displays progress to the user", |
| sourceFiles = { |
| "com/sun/swingset3/demos/progressbar/ProgressBarDemo.java", |
| "com/sun/swingset3/demos/ResourceManager.java", |
| "com/sun/swingset3/demos/progressbar/resources/ProgressBarDemo.properties", |
| "com/sun/swingset3/demos/progressbar/resources/images/ProgressBarDemo.gif" |
| } |
| ) |
| public class ProgressBarDemo extends JPanel { |
| |
| private static final ResourceManager resourceManager = new ResourceManager(ProgressBarDemo.class); |
| public static final String STOP_BUTTON = resourceManager.getString("ProgressBarDemo.stop_button"); |
| public static final String START_BUTTON = resourceManager.getString("ProgressBarDemo.start_button"); |
| public static final String DEMO_TITLE = ProgressBarDemo.class.getAnnotation(DemoProperties.class).value(); |
| |
| /** |
| * 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.getContentPane().add(new ProgressBarDemo()); |
| frame.setPreferredSize(new Dimension(800, 600)); |
| frame.pack(); |
| frame.setLocationRelativeTo(null); |
| frame.setVisible(true); |
| } |
| |
| /** |
| * ProgressBarDemo Constructor |
| */ |
| public ProgressBarDemo() { |
| createProgressPanel(); |
| } |
| |
| private final javax.swing.Timer timer = new javax.swing.Timer(18, createTextLoadAction()); |
| private Action loadAction; |
| private Action stopAction; |
| private JProgressBar progressBar; |
| private JTextArea progressTextArea; |
| |
| private void createProgressPanel() { |
| setLayout(new BorderLayout()); |
| |
| JPanel textWrapper = new JPanel(new BorderLayout()); |
| textWrapper.setBorder(new SoftBevelBorder(BevelBorder.LOWERED)); |
| textWrapper.setAlignmentX(LEFT_ALIGNMENT); |
| progressTextArea = new MyTextArea(); |
| |
| progressTextArea.getAccessibleContext().setAccessibleName( |
| resourceManager.getString("ProgressBarDemo.accessible_text_area_name")); |
| progressTextArea.getAccessibleContext().setAccessibleDescription( |
| resourceManager.getString("ProgressBarDemo.accessible_text_area_description")); |
| textWrapper.add(new JScrollPane(progressTextArea), BorderLayout.CENTER); |
| |
| add(textWrapper, BorderLayout.CENTER); |
| |
| JPanel progressPanel = new JPanel(); |
| add(progressPanel, BorderLayout.SOUTH); |
| |
| progressBar = new JProgressBar(JProgressBar.HORIZONTAL, 0, text.length()) { |
| @Override |
| public Dimension getPreferredSize() { |
| return new Dimension(300, super.getPreferredSize().height); |
| } |
| }; |
| progressBar.getAccessibleContext().setAccessibleName( |
| resourceManager.getString("ProgressBarDemo.accessible_text_loading_progress")); |
| |
| progressPanel.add(progressBar); |
| progressPanel.add(createLoadButton()); |
| progressPanel.add(createStopButton()); |
| } |
| |
| private JButton createLoadButton() { |
| loadAction = new AbstractAction(START_BUTTON) { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| loadAction.setEnabled(false); |
| stopAction.setEnabled(true); |
| if (progressBar.getValue() == progressBar.getMaximum()) { |
| progressBar.setValue(0); |
| textLocation = 0; |
| progressTextArea.setText(""); |
| } |
| timer.start(); |
| } |
| }; |
| return createButton(loadAction); |
| } |
| |
| private JButton createStopButton() { |
| stopAction = new AbstractAction(STOP_BUTTON) { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| timer.stop(); |
| loadAction.setEnabled(true); |
| stopAction.setEnabled(false); |
| } |
| }; |
| return createButton(stopAction); |
| } |
| |
| private static JButton createButton(Action a) { |
| JButton b = new JButton(); |
| // setting the following client property informs the button to show |
| // the action text as it's name. The default is to not show the |
| // action text. |
| b.putClientProperty("displayActionText", Boolean.TRUE); |
| b.setAction(a); |
| return b; |
| } |
| |
| private int textLocation = 0; |
| |
| private final String text = resourceManager.getString("ProgressBarDemo.text"); |
| |
| private Action createTextLoadAction() { |
| return new AbstractAction("text load action") { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| if (progressBar.getValue() < progressBar.getMaximum()) { |
| progressBar.setValue(progressBar.getValue() + 1); |
| progressTextArea.append(text.substring(textLocation, textLocation + 1)); |
| textLocation++; |
| } else { |
| timer.stop(); |
| loadAction.setEnabled(true); |
| stopAction.setEnabled(false); |
| } |
| } |
| }; |
| } |
| |
| private static class MyTextArea extends JTextArea { |
| |
| private MyTextArea() { |
| super(null, 0, 0); |
| setEditable(false); |
| setText(""); |
| } |
| |
| @Override |
| public float getAlignmentX() { |
| return LEFT_ALIGNMENT; |
| } |
| |
| @Override |
| public float getAlignmentY() { |
| return TOP_ALIGNMENT; |
| } |
| } |
| } |