| 1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
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| 2 | package org.openstreetmap.josm.gui;
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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.Component;
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| 7 | import java.io.IOException;
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| 8 | import java.util.Collection;
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| 9 | import java.util.LinkedList;
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| 10 |
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| 11 | import javax.swing.DefaultListModel;
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| 12 | import javax.swing.ImageIcon;
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| 13 | import javax.swing.JLabel;
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| 14 | import javax.swing.JList;
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| 15 | import javax.swing.JOptionPane;
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| 16 | import javax.swing.ListCellRenderer;
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| 17 | import javax.swing.UIManager;
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| 18 |
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| 19 | import org.openstreetmap.josm.Main;
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| 20 | import org.openstreetmap.josm.data.Bounds;
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| 21 | import org.openstreetmap.josm.data.Preferences;
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| 22 | import org.openstreetmap.josm.data.Preferences.Bookmark;
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| 23 | import org.openstreetmap.josm.tools.ImageProvider;
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| 24 |
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| 25 | /**
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| 26 | * List class that read and save its content from the bookmark file.
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| 27 | * @author imi
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| 28 | */
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| 29 | public class BookmarkList extends JList {
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| 30 |
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| 31 | /**
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| 32 | * Create a bookmark list as well as the Buttons add and remove.
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| 33 | */
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| 34 | public BookmarkList() {
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| 35 | setModel(new DefaultListModel());
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| 36 | load();
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| 37 | setVisibleRowCount(7);
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| 38 | setCellRenderer(new BookmarkCellRenderer());
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| 39 | }
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| 40 |
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| 41 | /**
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| 42 | * Loads the bookmarks from file.
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| 43 | */
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| 44 | public void load() {
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| 45 | DefaultListModel model = (DefaultListModel)getModel();
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| 46 | model.removeAllElements();
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| 47 | try {
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| 48 | for (Preferences.Bookmark b : Main.pref.loadBookmarks()) {
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| 49 | model.addElement(b);
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| 50 | }
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| 51 | } catch (IOException e) {
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| 52 | e.printStackTrace();
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| 53 | JOptionPane.showMessageDialog(
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| 54 | Main.parent,
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| 55 | tr("<html>Could not read bookmarks from<br>''{0}''<br>Error was: {1}</html>",
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| 56 | Main.pref.getBookmarksFile(),
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| 57 | e.getMessage()
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| 58 | ),
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| 59 | tr("Error"),
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| 60 | JOptionPane.ERROR_MESSAGE
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| 61 | );
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| 62 | }
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| 63 | }
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| 64 |
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| 65 | /**
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| 66 | * Save all bookmarks to the preferences file
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| 67 | */
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| 68 | public void save() {
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| 69 | try {
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| 70 | Collection<Preferences.Bookmark> bookmarks = new LinkedList<Preferences.Bookmark>();
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| 71 | for (Object o : ((DefaultListModel)getModel()).toArray()) {
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| 72 | bookmarks.add((Preferences.Bookmark)o);
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| 73 | }
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| 74 | Main.pref.saveBookmarks(bookmarks);
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| 75 | } catch (IOException e) {
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| 76 | JOptionPane.showMessageDialog(
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| 77 | Main.parent,
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| 78 | tr("<html>Could not write bookmark.<br>{0}</html>", e.getMessage()),
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| 79 | tr("Error"),
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| 80 | JOptionPane.ERROR_MESSAGE
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| 81 | );
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| 82 | }
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| 83 | }
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| 84 |
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| 85 | static class BookmarkCellRenderer extends JLabel implements ListCellRenderer {
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| 86 |
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| 87 | private ImageIcon icon;
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| 88 |
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| 89 | public BookmarkCellRenderer() {
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| 90 | setOpaque(true);
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| 91 | icon = ImageProvider.get("dialogs", "bookmark");
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| 92 | setIcon(icon);
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| 93 | }
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| 94 |
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| 95 | protected void renderColor(boolean selected) {
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| 96 | if (selected) {
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| 97 | setBackground(UIManager.getColor("List.selectionBackground"));
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| 98 | setForeground(UIManager.getColor("List.selectionForeground"));
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| 99 | } else {
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| 100 | setBackground(UIManager.getColor("List.background"));
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| 101 | setForeground(UIManager.getColor("List.foreground"));
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| 102 | }
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| 103 | }
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| 104 |
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| 105 | protected String buildToolTipText(Bookmark b) {
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| 106 | Bounds area = b.getArea();
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| 107 | StringBuffer sb = new StringBuffer();
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| 108 | sb.append("<html>min[latitude,longitude]=<strong>[")
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| 109 | .append(area.getMin().lat()).append(",").append(area.getMin().lon()).append("]</strong>")
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| 110 | .append("<br>")
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| 111 | .append("max[latitude,longitude]=<strong>[")
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| 112 | .append(area.getMax().lat()).append(",").append(area.getMax().lon()).append("]</strong>")
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| 113 | .append("</html>");
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| 114 | return sb.toString();
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| 115 |
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| 116 | }
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| 117 | public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected,
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| 118 | boolean cellHasFocus) {
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| 119 |
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| 120 | Bookmark b = (Bookmark) value;
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| 121 | renderColor(isSelected);
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| 122 | setText(b.getName());
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| 123 | setToolTipText(buildToolTipText(b));
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| 124 | return this;
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| 125 | }
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| 126 | }
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| 127 | }
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