| 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.gui.history;
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| 3 |
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| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 5 |
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| 6 | import java.awt.FlowLayout;
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| 7 | import java.awt.GridBagConstraints;
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| 8 | import java.awt.GridBagLayout;
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| 9 | import java.io.UnsupportedEncodingException;
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| 10 | import java.net.URLEncoder;
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| 11 | import java.text.SimpleDateFormat;
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| 12 | import java.util.Observable;
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| 13 | import java.util.Observer;
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| 14 | import java.util.logging.Logger;
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| 15 |
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| 16 | import javax.swing.JLabel;
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| 17 | import javax.swing.JPanel;
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| 18 |
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| 19 | import org.openstreetmap.josm.actions.AbstractInfoAction;
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| 20 | import org.openstreetmap.josm.data.osm.history.HistoryOsmPrimitive;
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| 21 | import org.openstreetmap.josm.tools.UrlLabel;
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| 22 |
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| 23 | /**
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| 24 | * VersionInfoPanel is an UI component which displays the basic properties of a version
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| 25 | * of a {@see OsmPrimitive}.
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| 26 | *
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| 27 | */
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| 28 | public class VersionInfoPanel extends JPanel implements Observer{
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| 29 | static private final Logger logger = Logger.getLogger(VersionInfoPanel.class.getName());
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| 30 |
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| 31 | private PointInTimeType pointInTimeType;
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| 32 | private HistoryBrowserModel model;
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| 33 | private JLabel lblInfo;
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| 34 | private UrlLabel lblUser;
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| 35 | private UrlLabel lblChangeset;
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| 36 |
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| 37 | protected void build() {
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| 38 | JPanel pnl1 = new JPanel();
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| 39 | pnl1.setLayout(new FlowLayout(FlowLayout.LEFT));
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| 40 | lblInfo = new JLabel();
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| 41 | lblInfo.setHorizontalAlignment(JLabel.LEFT);
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| 42 | pnl1.add(lblInfo);
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| 43 |
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| 44 | JPanel pnl2 = new JPanel();
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| 45 | pnl2.setLayout(new FlowLayout(FlowLayout.LEFT));
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| 46 | lblUser = new UrlLabel();
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| 47 | pnl2.add(new JLabel(tr("User")));
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| 48 | pnl2.add(lblUser);
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| 49 | pnl2.add(new JLabel(tr("Changeset")));
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| 50 | lblChangeset = new UrlLabel();
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| 51 | pnl2.add(lblChangeset);
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| 52 |
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| 53 | setLayout(new GridBagLayout());
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| 54 | GridBagConstraints gc = new GridBagConstraints();
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| 55 | gc.anchor = GridBagConstraints.NORTHWEST;
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| 56 | gc.fill = GridBagConstraints.HORIZONTAL;
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| 57 | gc.weightx = 1.0;
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| 58 | gc.weighty = 0.0;
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| 59 | add(pnl1, gc);
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| 60 | gc.gridy = 1;
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| 61 | add(pnl2, gc);
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| 62 | }
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| 63 |
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| 64 | protected HistoryOsmPrimitive getPrimitive() {
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| 65 | if (model == null || pointInTimeType == null)
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| 66 | return null;
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| 67 | return model.getPointInTime(pointInTimeType);
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| 68 | }
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| 69 |
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| 70 | protected String getInfoText() {
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| 71 | HistoryOsmPrimitive primitive = getPrimitive();
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| 72 | if (primitive == null)
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| 73 | return "";
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| 74 | String text = tr(
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| 75 | "<html>Version <strong>{0}</strong> created on <strong>{1}</strong></html>",
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| 76 | Long.toString(primitive.getVersion()),
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| 77 | new SimpleDateFormat().format(primitive.getTimestamp())
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| 78 | );
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| 79 | return text;
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| 80 | }
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| 81 |
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| 82 | public VersionInfoPanel() {
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| 83 | pointInTimeType = null;
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| 84 | model = null;
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| 85 | build();
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| 86 | }
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| 87 |
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| 88 | /**
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| 89 | * constructor
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| 90 | *
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| 91 | * @param model the model (must not be null)
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| 92 | * @param pointInTimeType the point in time this panel visualizes (must not be null)
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| 93 | * @exception IllegalArgumentException thrown, if model is null
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| 94 | * @exception IllegalArgumentException thrown, if pointInTimeType is null
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| 95 | *
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| 96 | */
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| 97 | public VersionInfoPanel(HistoryBrowserModel model, PointInTimeType pointInTimeType) throws IllegalArgumentException {
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| 98 | if (pointInTimeType == null)
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| 99 | throw new IllegalArgumentException(tr("Parameter ''{0}'' must not be null.", "pointInTimeType"));
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| 100 | if (model == null)
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| 101 | throw new IllegalArgumentException(tr("Parameter ''{0}'' must not be null.", "model"));
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| 102 |
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| 103 | this.model = model;
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| 104 | this.pointInTimeType = pointInTimeType;
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| 105 | model.addObserver(this);
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| 106 | build();
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| 107 | }
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| 108 |
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| 109 | public void update(Observable o, Object arg) {
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| 110 | lblInfo.setText(getInfoText());
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| 111 |
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| 112 | String url = AbstractInfoAction.getBaseBrowseUrl() + "/changeset/" + getPrimitive().getChangesetId();
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| 113 | lblChangeset.setUrl(url);
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| 114 | lblChangeset.setDescription(Long.toString(getPrimitive().getChangesetId()));
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| 115 |
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| 116 | try {
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| 117 | if (getPrimitive().getUid() != -1) {
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| 118 | url = AbstractInfoAction.getBaseUserUrl() + "/" + URLEncoder.encode(getPrimitive().getUser(), "UTF-8").replaceAll("\\+", "%20");
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| 119 | lblUser.setUrl(url);
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| 120 | } else {
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| 121 | lblUser.setUrl(null);
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| 122 | }
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| 123 | } catch(UnsupportedEncodingException e) {
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| 124 | e.printStackTrace();
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| 125 | lblUser.setUrl(null);
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| 126 | }
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| 127 | String username = getPrimitive().getUser();
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| 128 | lblUser.setDescription(username);
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| 129 | }
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| 130 | }
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