001// License: GPL. For details, see LICENSE file.
002package org.openstreetmap.josm.gui.download;
003
004import static org.openstreetmap.josm.tools.I18n.tr;
005
006import java.awt.Component;
007import java.awt.event.ItemEvent;
008import java.awt.event.ItemListener;
009import java.awt.event.WindowEvent;
010import java.util.Arrays;
011import java.util.Collection;
012
013import javax.swing.JCheckBox;
014
015import org.openstreetmap.josm.Main;
016import org.openstreetmap.josm.data.osm.OsmPrimitiveType;
017import org.openstreetmap.josm.gui.dialogs.OsmIdSelectionDialog;
018import org.openstreetmap.josm.io.OnlineResource;
019
020/**
021 * Dialog prompt to user to let him choose OSM primitives to download by specifying their type and IDs
022 * @since 5765
023 */
024public class DownloadObjectDialog extends OsmIdSelectionDialog {
025
026    protected final JCheckBox referrers = new JCheckBox(tr("Download referrers (parent relations)"));
027    protected final JCheckBox fullRel   = new JCheckBox(tr("Download relation members"));
028    protected final JCheckBox newLayer  = new JCheckBox(tr("Separate Layer"));
029
030    /**
031     * Constructs a new DownloadObjectDialog with Main.parent as parent component.
032     */
033    public DownloadObjectDialog() {
034        this(Main.parent);
035    }
036
037    /**
038     * Constructs a new DownloadObjectDialog.
039     * @param parent The parent component
040     */
041    public DownloadObjectDialog(Component parent) {
042        super(parent, tr("Download object"), new String[]{tr("Download object"), tr("Cancel")});
043        init();
044        setButtonIcons(new String[]{"download.png", "cancel.png"});
045        setToolTipTexts(new String[]{
046                tr("Start downloading"),
047                tr("Close dialog and cancel downloading")
048        });
049        configureContextsensitiveHelp("/Action/DownloadObject", true /* show help button */);
050    }
051
052    @Override
053    public void setupDialog() {
054        super.setupDialog();
055        buttons.get(0).setEnabled(!Main.isOffline(OnlineResource.OSM_API));
056    }
057
058    @Override
059    protected Collection<Component> getComponentsBeforeHelp() {
060        newLayer.setToolTipText(tr("Select if the data should be downloaded into a new layer"));
061        newLayer.setSelected(Main.pref.getBoolean("download.newlayer"));
062
063        referrers.setToolTipText(tr("Select if the referrers of the object should be downloaded as well, i.e.,"
064                + "parent relations and for nodes, additionally, parent ways"));
065        referrers.setSelected(Main.pref.getBoolean("downloadprimitive.referrers", true));
066
067        fullRel.setToolTipText(tr("Select if the members of a relation should be downloaded as well"));
068        fullRel.setSelected(Main.pref.getBoolean("downloadprimitive.full", true));
069
070        cbType.addItemListener(new ItemListener() {
071            @Override
072            public void itemStateChanged(ItemEvent e) {
073                referrers.setText(cbType.getType() == OsmPrimitiveType.NODE
074                        ? tr("Download referrers (parent relations and ways)")
075                        : tr("Download referrers (parent relations)"));
076            }
077        });
078
079        return Arrays.<Component>asList(referrers, fullRel, newLayer);
080    }
081
082    /**
083     * Determines if a new layer has been requested.
084     * @return true if a new layer has been requested, false otherwise
085     */
086    public final boolean isNewLayerRequested() {
087        return newLayer.isSelected();
088    }
089
090    /**
091     * Determines if relation members have been requested.
092     * @return true if relation members have been requested, false otherwise
093     */
094    public final boolean isFullRelationRequested() {
095        return fullRel.isSelected();
096    }
097
098    /**
099     * Determines if referrers have been requested.
100     * @return true if referrers have been requested, false otherwise
101     */
102    public final boolean isReferrersRequested() {
103        return referrers.isSelected();
104    }
105
106    @Override
107    public void windowClosed(WindowEvent e) {
108        super.windowClosed(e);
109        if (e != null && e.getComponent() == this && getValue() == 1) {
110            Main.pref.put("downloadprimitive.referrers", referrers.isSelected());
111            Main.pref.put("downloadprimitive.full", fullRel.isSelected());
112            Main.pref.put("download.newlayer", newLayer.isSelected());
113        }
114    }
115}