Coverage Report
File ProgressPanel.java
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Classes
| Class | Line # | Actions | |||
|---|---|---|---|---|---|
| ProgressPanel | 44 | 32 | 7 |
Contributing tests
This file is covered by 10 tests.
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| 1 | /* | |
| 2 | * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) | |
| 3 | * Copyright (C) $$Year-Rel$$ The Jalview Authors | |
| 4 | * | |
| 5 | * This file is part of Jalview. | |
| 6 | * | |
| 7 | * Jalview is free software: you can redistribute it and/or | |
| 8 | * modify it under the terms of the GNU General Public License | |
| 9 | * as published by the Free Software Foundation, either version 3 | |
| 10 | * of the License, or (at your option) any later version. | |
| 11 | * | |
| 12 | * Jalview is distributed in the hope that it will be useful, but | |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty | |
| 14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR | |
| 15 | * PURPOSE. See the GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with Jalview. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | * The Jalview Authors are detailed in the 'AUTHORS' file. | |
| 20 | */ | |
| 21 | package jalview.gui; | |
| 22 | ||
| 23 | import jalview.api.RendererListenerI; | |
| 24 | ||
| 25 | import java.awt.BorderLayout; | |
| 26 | import java.awt.CardLayout; | |
| 27 | import java.awt.Color; | |
| 28 | import java.awt.Dimension; | |
| 29 | import java.beans.PropertyChangeEvent; | |
| 30 | ||
| 31 | import javax.swing.BorderFactory; | |
| 32 | import javax.swing.JLabel; | |
| 33 | import javax.swing.JPanel; | |
| 34 | import javax.swing.JProgressBar; | |
| 35 | import javax.swing.border.EmptyBorder; | |
| 36 | ||
| 37 | /** | |
| 38 | * A class to manage a panel containing a label and progress bar updated by an | |
| 39 | * event firing | |
| 40 | * | |
| 41 | * @author kmourao | |
| 42 | * | |
| 43 | */ | |
| 44 | public class ProgressPanel extends JPanel implements RendererListenerI | |
| 45 | { | |
| 46 | // max value of progress bar: values expected to be %s | |
| 47 | private final int MAXVALUE = 100; | |
| 48 | ||
| 49 | private final String VISIBLE = "VISIBLE"; | |
| 50 | ||
| 51 | private final String INVISIBLE = "INVISIBLE"; | |
| 52 | ||
| 53 | // name of event property which updates the progress bar | |
| 54 | private String eventName; | |
| 55 | ||
| 56 | private JProgressBar progressBar; | |
| 57 | ||
| 58 | private JLabel progressLabel; | |
| 59 | ||
| 60 | private JPanel labelPanel = new JPanel(); | |
| 61 | ||
| 62 | private CardLayout labelLayout = new CardLayout(); | |
| 63 | ||
| 64 | private JPanel barPanel = new JPanel(); | |
| 65 | ||
| 66 | private CardLayout barLayout = new CardLayout(); | |
| 67 | ||
| 68 | /** | |
| 69 | * Construct a JPanel containing a progress bar and a label. | |
| 70 | * | |
| 71 | * @param eventPropertyName | |
| 72 | * The name of the event property to update the progress bar | |
| 73 | * @param label | |
| 74 | * The label to place next to the progress bar | |
| 75 | */ | |
| 76 | 43 |  public ProgressPanel(String eventPropertyName, String label, int maxwidth) |
| 77 | { | |
| 78 | 43 | super(new BorderLayout(10, 0)); |
| 79 | 43 | setBorder(new EmptyBorder(0, 3, 0, 0)); |
| 80 | ||
| 81 | 43 | eventName = eventPropertyName; |
| 82 | 43 | String labelText = label; |
| 83 | ||
| 84 | 43 | final int w = maxwidth; |
| 85 | ||
| 86 | 43 | progressBar = new JProgressBar() |
| 87 | { | |
| 88 | 43 | @Override |
| 89 | public Dimension getMaximumSize() | |
| 90 | { | |
| 91 | 43 | return new Dimension(w, 1); |
| 92 | } | |
| 93 | }; | |
| 94 | 43 | progressBar.setMinimum(0); |
| 95 | 43 | progressBar.setPreferredSize(progressBar.getMaximumSize()); |
| 96 | 43 | progressLabel = new JLabel(labelText); |
| 97 | 43 | progressLabel.setFont(new java.awt.Font("Verdana", 0, 11)); |
| 98 | ||
| 99 | // Use a CardLayout to stop the progress bar panel moving around when | |
| 100 | // changing visibility | |
| 101 | 43 | labelPanel.setLayout(labelLayout); |
| 102 | 43 | barPanel.setLayout(barLayout); |
| 103 | ||
| 104 | 43 | labelPanel.add(progressLabel, VISIBLE); |
| 105 | 43 | labelPanel.add(new JPanel(), INVISIBLE); |
| 106 | 43 | barPanel.add(progressBar, VISIBLE); |
| 107 | 43 | barPanel.add(new JPanel(), INVISIBLE); |
| 108 | ||
| 109 | 43 | labelLayout.show(labelPanel, VISIBLE); |
| 110 | 43 | barLayout.show(barPanel, VISIBLE); |
| 111 | ||
| 112 | 43 | add(labelPanel, BorderLayout.WEST); |
| 113 | 43 | add(barPanel, BorderLayout.CENTER); |
| 114 | 43 | add(new JLabel(" "), BorderLayout.EAST); |
| 115 | ||
| 116 | 43 | setBorder(BorderFactory.createLineBorder(Color.black)); |
| 117 | // setBorder(BorderFactory.createEtchedBorder(EtchedBorder.LOWERED)); | |
| 118 | } | |
| 119 | ||
| 120 | 17349 | @Override |
| 121 | /** | |
| 122 | * Update the progress bar in response to the event. Expects the value | |
| 123 | * supplied by the event to be in the range 0-100 i.e. a percentage | |
| 124 | */ | |
| 125 | public void propertyChange(PropertyChangeEvent evt) | |
| 126 | { | |
| 127 | 17349 | if (evt.getPropertyName().equals(eventName)) |
| 128 | { | |
| 129 | 17349 | int progress = (int) evt.getNewValue(); |
| 130 | 17350 | progressBar.setValue(progress); |
| 131 | ||
| 132 | // switch progress bar to visible if it is not visible and current | |
| 133 | // progress is less than MAXVALUE | |
| 134 | // switch progress bar to invisible if it is visible and we reached | |
| 135 | // MAXVALUE | |
| 136 | 17350 | if (progress < MAXVALUE && !progressBar.isVisible()) |
| 137 | { | |
| 138 | 514 | labelLayout.show(labelPanel, VISIBLE); |
| 139 | 514 | barLayout.show(barPanel, VISIBLE); |
| 140 | } | |
| 141 | 17349 | if (progress >= MAXVALUE) |
| 142 | { | |
| 143 | 547 | labelLayout.show(labelPanel, INVISIBLE); |
| 144 | 547 | barLayout.show(barPanel, INVISIBLE); |
| 145 | } | |
| 146 | } | |
| 147 | } | |
| 148 | } |