001// License: GPL. For details, see LICENSE file.
002package org.openstreetmap.josm.gui.dialogs.changeset;
003
004import static org.openstreetmap.josm.tools.I18n.tr;
005import static org.openstreetmap.josm.tools.I18n.trc;
006
007import java.awt.Component;
008import java.awt.Font;
009import java.text.DateFormat;
010import java.util.Date;
011
012import javax.swing.JLabel;
013import javax.swing.JTable;
014import javax.swing.UIManager;
015import javax.swing.table.TableCellRenderer;
016
017import org.openstreetmap.josm.data.osm.Changeset;
018import org.openstreetmap.josm.data.osm.User;
019
020/**
021 * The cell renderer for the changeset table
022 * @since 2689
023 */
024public class ChangesetCacheTableCellRenderer extends JLabel implements TableCellRenderer{
025
026    /**
027     * Constructs a new {@code ChangesetCacheTableCellRenderer}.
028     */
029    public ChangesetCacheTableCellRenderer() {
030        setOpaque(true);
031    }
032
033    protected void reset() {
034        setBackground(UIManager.getColor("Table.background"));
035        setForeground(UIManager.getColor("Table.foreground"));
036        setFont(UIManager.getFont("Table.font"));
037        setToolTipText("");
038    }
039
040    protected void renderColors(boolean isSelected) {
041        if (isSelected) {
042            setBackground(UIManager.getColor("Table.selectionBackground"));
043            setForeground(UIManager.getColor("Table.selectionForeground"));
044        } else {
045            setBackground(UIManager.getColor("Table.background"));
046            setForeground(UIManager.getColor("Table.foreground"));
047        }
048    }
049
050    protected void renderId(Changeset cs) {
051        setText(Integer.toString(cs.getId()));
052        setToolTipText("");
053    }
054
055    protected void renderUploadComment(Changeset cs) {
056        String comment = cs.get("comment");
057        if (comment == null || comment.trim().isEmpty()) {
058            setText(trc("changeset.upload-comment", "empty"));
059            setFont(UIManager.getFont("Table.font").deriveFont(Font.ITALIC));
060        } else {
061            setText(comment);
062            setToolTipText(comment);
063            setFont(UIManager.getFont("Table.font"));
064        }
065    }
066
067    protected void renderOpen(Changeset cs) {
068        if (cs.isOpen()) {
069            setText(trc("changeset.state", "Open"));
070        } else {
071            setText(trc("changeset.state", "Closed"));
072        }
073        setToolTipText("");
074    }
075
076    protected void renderUser(Changeset cs) {
077        User user = cs.getUser();
078        if (user == null || user.getName().trim().isEmpty()) {
079            setFont(UIManager.getFont("Table.font").deriveFont(Font.ITALIC));
080            setText(tr("anonymous"));
081        } else {
082            setFont(UIManager.getFont("Table.font"));
083            setText(user.getName());
084            setToolTipText(user.getName());
085        }
086    }
087
088    protected void renderDate(Date d) {
089        if (d == null) {
090            setText("");
091        } else {
092            setText(DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT).format(d));
093        }
094        setToolTipText("");
095    }
096
097    @Override
098    public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
099            int row, int column) {
100        if (value == null)
101            return this;
102        reset();
103        renderColors(isSelected);
104        Changeset cs = (Changeset)value;
105        switch(column) {
106        case 0: /* id */ renderId(cs); break;
107        case 1: /* upload comment */ renderUploadComment(cs); break;
108        case 2: /* open/closed */ renderOpen(cs); break;
109        case 3: /* user */ renderUser(cs); break;
110        case 4: /* created at */ renderDate(cs.getCreatedAt()); break;
111        case 5: /* closed at */ renderDate(cs.getClosedAt()); break;
112        }
113        return this;
114    }
115}