source: josm/trunk/src/org/openstreetmap/josm/gui/history/RelationMemberListViewer.java@ 16457

// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.gui.history;

import static org.openstreetmap.josm.tools.I18n.tr;

import java.awt.Rectangle;

import javax.swing.JTable;
import javax.swing.ListSelectionModel;

/**
 * RelationMemberListViewer is a UI component which displays the  list of relation members of two
 * version of a {@link org.openstreetmap.josm.data.osm.Relation} in a {@link org.openstreetmap.josm.data.osm.history.History}.
 *
 * <ul>
 *   <li>on the left, it displays the list of relation members for the version at {@link PointInTimeType#REFERENCE_POINT_IN_TIME}</li>
 *   <li>on the right, it displays the list of relation members for the version at {@link PointInTimeType#CURRENT_POINT_IN_TIME}</li>
 * </ul>
 * @since 1709
 */
public class RelationMemberListViewer extends HistoryViewerPanel {

    @Override
    protected JTable buildTable(PointInTimeType pointInTimeType) {
        DiffTableModel tableModel = model.getRelationMemberTableModel(pointInTimeType);
        RelationMemberTableColumnModel columnModel = new RelationMemberTableColumnModel();
        JTable table = new JTable(tableModel, columnModel);
        tableModel.addTableModelListener(new ReversedChangeListener(
                table, columnModel, tr("The members of this relation are in reverse order")));
        table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
        selectionSynchronizer.participateInSynchronizedSelection(table.getSelectionModel());
        table.getModel().addTableModelListener(e -> {
            Rectangle rect = table.getCellRect(((DiffTableModel) e.getSource()).getFirstChange(), 0, true);
            table.scrollRectToVisible(rect);
        });
        return table;
    }

    /**
     * Constructs a new {@code RelationMemberListViewer}.
     * @param model The history browsing model
     */
    public RelationMemberListViewer(HistoryBrowserModel model) {
        super(model);
    }
}