001// License: GPL. For details, see LICENSE file.
002package org.openstreetmap.josm.actions;
003
004import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
005import static org.openstreetmap.josm.tools.I18n.tr;
006
007import java.awt.event.ActionEvent;
008import java.awt.event.KeyEvent;
009import java.util.List;
010
011import org.openstreetmap.josm.Main;
012import org.openstreetmap.josm.data.osm.PrimitiveId;
013import org.openstreetmap.josm.gui.download.DownloadObjectDialog;
014import org.openstreetmap.josm.gui.io.DownloadPrimitivesWithReferrersTask;
015import org.openstreetmap.josm.gui.util.GuiHelper;
016import org.openstreetmap.josm.tools.Shortcut;
017
018/**
019 * Download an OsmPrimitive by specifying type and ID
020 *
021 * @author Matthias Julius
022 */
023public class DownloadPrimitiveAction extends JosmAction {
024
025    public static final Shortcut SHORTCUT = Shortcut.registerShortcut("system:download_primitive", tr("File: {0}", tr("Download object...")),
026            KeyEvent.VK_O, Shortcut.CTRL_SHIFT);
027
028    /**
029     * Constructs a new {@code DownloadPrimitiveAction}.
030     */
031    public DownloadPrimitiveAction() {
032        super(tr("Download object..."), "downloadprimitive", tr("Download OSM object by ID."),
033                SHORTCUT, true);
034        putValue("help", ht("/Action/DownloadObject"));
035    }
036
037    @Override
038    public void actionPerformed(ActionEvent e) {
039
040        DownloadObjectDialog dialog = new DownloadObjectDialog();
041        if (dialog.showDialog().getValue() != dialog.getContinueButtonIndex()) return;
042
043        processItems(dialog.isNewLayerRequested(), dialog.getOsmIds(), dialog.isReferrersRequested(), dialog.isFullRelationRequested());
044    }
045
046    /**
047     * @param newLayer if the data should be downloaded into a new layer
048     * @param ids List of primitive id to download
049     * @param downloadReferrers if the referrers of the object should be downloaded as well, i.e., parent relations, and for nodes,
050     * additionally, parent ways
051     * @param full if the members of a relation should be downloaded as well
052     */
053    public static void processItems(boolean newLayer, final List<PrimitiveId> ids, boolean downloadReferrers, boolean full) {
054        final DownloadPrimitivesWithReferrersTask task =
055                new DownloadPrimitivesWithReferrersTask(newLayer, ids, downloadReferrers, full, null, null);
056        Main.worker.submit(task);
057        Main.worker.submit(() -> {
058                final List<PrimitiveId> downloaded = task.getDownloadedId();
059                if (downloaded != null) {
060                    GuiHelper.runInEDT(() -> Main.getLayerManager().getEditDataSet().setSelected(downloaded));
061                }
062        });
063    }
064}