001 // License: GPL. Copyright 2007 by Immanuel Scholz and others
002 package org.openstreetmap.josm.gui;
003
004 import java.awt.Component;
005
006 import javax.swing.DefaultListCellRenderer;
007 import javax.swing.JLabel;
008 import javax.swing.JList;
009 import javax.swing.JTable;
010 import javax.swing.ListCellRenderer;
011 import javax.swing.table.DefaultTableCellRenderer;
012 import javax.swing.table.TableCellRenderer;
013
014 import org.openstreetmap.josm.data.osm.OsmPrimitive;
015 import org.openstreetmap.josm.data.osm.history.HistoryOsmPrimitive;
016 import org.openstreetmap.josm.tools.ImageProvider;
017
018 /**
019 * Renderer that renders the objects from an OsmPrimitive as data.
020 *
021 * Can be used in lists and tables.
022 *
023 * @author imi
024 * @author Frederik Ramm <frederik@remote.org>
025 */
026 public class OsmPrimitivRenderer implements ListCellRenderer, TableCellRenderer {
027 private DefaultNameFormatter formatter = DefaultNameFormatter.getInstance();
028
029 /**
030 * Default list cell renderer - delegate for ListCellRenderer operation
031 */
032 private DefaultListCellRenderer defaultListCellRenderer = new DefaultListCellRenderer();
033
034 /**
035 * Default table cell renderer - delegate for TableCellRenderer operation
036 */
037 private DefaultTableCellRenderer defaultTableCellRenderer = new DefaultTableCellRenderer();
038
039 /**
040 * Adapter method supporting the ListCellRenderer interface.
041 */
042 public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
043 Component def = defaultListCellRenderer.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
044 return renderer(def, (OsmPrimitive) value);
045 }
046
047 /**
048 * Adapter method supporting the TableCellRenderer interface.
049 */
050 public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
051 Component def = defaultTableCellRenderer.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
052 if (value instanceof OsmPrimitive)
053 return renderer(def, (OsmPrimitive) value);
054 else if (value instanceof HistoryOsmPrimitive)
055 return renderer(def, (HistoryOsmPrimitive) value);
056 else
057 return def;
058 }
059
060 /**
061 * Internal method that stuffs information into the rendering component
062 * provided that it's a kind of JLabel.
063 * @param def the rendering component
064 * @param value the OsmPrimtive to render
065 * @return the modified rendering component
066 */
067 private Component renderer(Component def, OsmPrimitive value) {
068 if (def != null && value != null && def instanceof JLabel) {
069 ((JLabel)def).setText(getComponentText(value));
070 ((JLabel)def).setIcon(ImageProvider.get(value.getDisplayType()));
071 ((JLabel)def).setToolTipText(getComponentToolTipText(value));
072 }
073 return def;
074 }
075
076 /**
077 * Internal method that stuffs information into the rendering component
078 * provided that it's a kind of JLabel.
079 * @param def the rendering component
080 * @param value the HistoryOsmPrimtive to render
081 * @return the modified rendering component
082 */
083 private Component renderer(Component def, HistoryOsmPrimitive value) {
084 if (def != null && value != null && def instanceof JLabel) {
085 ((JLabel)def).setText(value.getDisplayName(DefaultNameFormatter.getInstance()));
086 ((JLabel)def).setIcon(ImageProvider.get(value.getType()));
087 ((JLabel)def).setToolTipText(formatter.buildDefaultToolTip(value));
088 }
089 return def;
090 }
091
092 /**
093 * Can be overridden to customize the Text
094 */
095 protected String getComponentText(OsmPrimitive value) {
096 return value.getDisplayName(DefaultNameFormatter.getInstance());
097 }
098
099 /**
100 * Can be overridden to customize the ToolTipText
101 */
102 protected String getComponentToolTipText(OsmPrimitive value) {
103 return formatter.buildDefaultToolTip(value);
104 }
105 }