001    // License: GPL. For details, see LICENSE file.
002    package org.openstreetmap.josm.gui.dialogs.changeset;
003    
004    import static org.openstreetmap.josm.tools.I18n.tr;
005    import static org.openstreetmap.josm.tools.I18n.trc;
006    
007    import java.awt.Component;
008    import java.awt.Font;
009    import java.text.DateFormat;
010    import java.util.Date;
011    
012    import javax.swing.JLabel;
013    import javax.swing.JTable;
014    import javax.swing.UIManager;
015    import javax.swing.table.TableCellRenderer;
016    
017    import org.openstreetmap.josm.data.osm.Changeset;
018    import org.openstreetmap.josm.data.osm.User;
019    
020    public class ChangesetCacheTableCellRenderer extends JLabel implements TableCellRenderer{
021    
022        public ChangesetCacheTableCellRenderer() {
023            setOpaque(true);
024        }
025    
026        protected void reset() {
027            setBackground(UIManager.getColor("Table.background"));
028            setForeground(UIManager.getColor("Table.foreground"));
029            setFont(UIManager.getFont("Table.font"));
030            setToolTipText("");
031        }
032    
033        protected void renderColors(boolean isSelected) {
034            if (isSelected) {
035                setBackground(UIManager.getColor("Table.selectionBackground"));
036                setForeground(UIManager.getColor("Table.selectionForeground"));
037            } else {
038                setBackground(UIManager.getColor("Table.background"));
039                setForeground(UIManager.getColor("Table.foreground"));
040            }
041        }
042    
043        protected void renderId(Changeset cs) {
044            setText(Integer.toString(cs.getId()));
045            setToolTipText("");
046        }
047    
048        protected void renderUploadComment(Changeset cs) {
049            String comment = cs.get("comment");
050            if (comment == null || comment.trim().equals("")) {
051                setText(trc("changeset.upload-comment", "empty"));
052                setFont(UIManager.getFont("Table.font").deriveFont(Font.ITALIC));
053            } else {
054                setText(comment);
055                setToolTipText(comment);
056                setFont(UIManager.getFont("Table.font"));
057            }
058        }
059    
060        protected void renderOpen(Changeset cs) {
061            if (cs.isOpen()) {
062                setText(trc("changeset.state", "Open"));
063            } else {
064                setText(trc("changeset.state", "Closed"));
065            }
066            setToolTipText("");
067        }
068    
069        protected void renderUser(Changeset cs) {
070            User user = cs.getUser();
071            if (user == null || user.getName().trim().equals("")) {
072                setFont(UIManager.getFont("Table.font").deriveFont(Font.ITALIC));
073                setText(tr("anonymous"));
074            } else {
075                setFont(UIManager.getFont("Table.font"));
076                setText(user.getName());
077                setToolTipText(user.getName());
078            }
079        }
080    
081        protected void renderDate(Date d) {
082            if (d == null) {
083                setText("");
084            } else {
085                setText(DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT).format(d));
086            }
087            setToolTipText("");
088        }
089    
090        public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
091                int row, int column) {
092            if (value == null)
093                return this;
094            reset();
095            renderColors(isSelected);
096            Changeset cs = (Changeset)value;
097            switch(column) {
098            case 0: /* id */ renderId(cs); break;
099            case 1: /* upload comment */ renderUploadComment(cs); break;
100            case 2: /* open/closed */ renderOpen(cs); break;
101            case 3: /* user */ renderUser(cs); break;
102            case 4: /* created at */ renderDate(cs.getCreatedAt()); break;
103            case 5: /* closed at */ renderDate(cs.getClosedAt()); break;
104            }
105            return this;
106        }
107    }