| 1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
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| 2 | package org.openstreetmap.josm.gui.widgets;
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| 3 |
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| 4 | import java.awt.Cursor;
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| 5 | import java.awt.event.MouseEvent;
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| 6 | import java.awt.event.MouseListener;
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| 7 |
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| 8 | import javax.swing.JLabel;
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| 9 | import javax.swing.SwingUtilities;
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| 10 |
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| 11 | import org.openstreetmap.josm.tools.OpenBrowser;
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| 12 | import org.openstreetmap.josm.tools.Utils;
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| 13 |
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| 14 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 15 |
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| 16 | /**
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| 17 | * Label that contains a clickable link.
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| 18 | * @author Imi
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| 19 | * 5050: Simplifications by Zverikk included by akks
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| 20 | */
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| 21 | public class UrlLabel extends JLabel implements MouseListener {
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| 22 |
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| 23 | private String url = "";
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| 24 | private String description = "";
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| 25 |
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| 26 | /**
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| 27 | * Constructs a new {@code UrlLabel}.
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| 28 | */
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| 29 | public UrlLabel() {
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| 30 | addMouseListener(this);
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| 31 | setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
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| 32 | }
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| 33 |
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| 34 | public UrlLabel(String url) {
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| 35 | this (url, url, 0);
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| 36 | }
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| 37 |
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| 38 | public UrlLabel(String url, int fontPlus) {
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| 39 | this (url, url, fontPlus);
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| 40 | }
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| 41 |
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| 42 | public UrlLabel(String url, String description) {
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| 43 | this (url, description, 0);
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| 44 | }
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| 45 |
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| 46 | public UrlLabel(String url, String description, int fontPlus) {
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| 47 | this();
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| 48 | setUrl(url);
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| 49 | setDescription(description);
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| 50 | if (fontPlus!=0) {
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| 51 | setFont(getFont().deriveFont(0, getFont().getSize()+fontPlus));
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| 52 | }
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| 53 | refresh();
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| 54 | }
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| 55 |
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| 56 | protected void refresh() {
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| 57 | if (url != null) {
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| 58 | setText("<html><a href=\""+url+"\">"+description+"</a></html>");
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| 59 | setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
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| 60 | setToolTipText(String.format("<html>%s<br/>%s</html>", url, tr("Right click = copy to clipboard")));
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| 61 | } else {
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| 62 | setText("<html>" + description + "</html>");
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| 63 | setCursor(null);
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| 64 | setToolTipText(null);
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| 65 | }
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| 66 | }
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| 67 |
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| 68 | /**
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| 69 | * Sets the URL to be visited if the user clicks on this URL label. If null, the
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| 70 | * label turns into a normal label without hyperlink.
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| 71 | *
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| 72 | * @param url the url. Can be null.
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| 73 | */
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| 74 | public void setUrl(String url) {
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| 75 | this.url = url;
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| 76 | refresh();
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| 77 | }
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| 78 |
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| 79 | /**
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| 80 | * Sets the text part of the URL label. Defaults to the empty string if description is null.
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| 81 | *
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| 82 | * @param description the description
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| 83 | */
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| 84 | public void setDescription(String description) {
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| 85 | this.description = description == null? "" : description;
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| 86 | this.description = this.description.replace("&", "&").replace(">", ">").replace("<", "<");
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| 87 | refresh();
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| 88 | }
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| 89 |
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| 90 | @Override
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| 91 | public void mouseClicked(MouseEvent e) {
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| 92 | if( SwingUtilities.isLeftMouseButton(e) ) {
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| 93 | OpenBrowser.displayUrl(url);
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| 94 | } else if( SwingUtilities.isRightMouseButton(e) ) {
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| 95 | Utils.copyToClipboard(url);
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| 96 | }
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| 97 | }
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| 98 | @Override
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| 99 | public void mousePressed(MouseEvent e) { }
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| 100 | @Override
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| 101 | public void mouseEntered(MouseEvent e) { }
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| 102 | @Override
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| 103 | public void mouseExited(MouseEvent e) { }
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| 104 | @Override
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| 105 | public void mouseReleased(MouseEvent e) { }
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| 106 |
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| 107 | }
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