1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.actions.relation;
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3 |
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4 | import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
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5 | import static org.openstreetmap.josm.tools.I18n.tr;
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6 |
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7 | import java.awt.event.ActionEvent;
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8 | import java.util.Collection;
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9 |
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10 | import org.openstreetmap.josm.Main;
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11 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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12 | import org.openstreetmap.josm.data.osm.Relation;
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13 | import org.openstreetmap.josm.gui.dialogs.relation.DownloadRelationTask;
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14 | import org.openstreetmap.josm.io.OnlineResource;
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15 | import org.openstreetmap.josm.tools.ImageProvider;
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16 | import org.openstreetmap.josm.tools.Predicate;
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17 | import org.openstreetmap.josm.tools.Utils;
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18 |
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19 | /**
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20 | * The action for downloading members of relations
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21 | * @since 5793
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22 | */
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23 | public class DownloadMembersAction extends AbstractRelationAction {
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24 |
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25 | /**
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26 | * Constructs a new <code>DownloadMembersAction</code>.
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27 | */
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28 | public DownloadMembersAction() {
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29 | putValue(SHORT_DESCRIPTION, tr("Download all members of the selected relations"));
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30 | putValue(NAME, tr("Download members"));
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31 | putValue(SMALL_ICON, ImageProvider.get("dialogs", "downloadincomplete"));
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32 | putValue("help", ht("/Dialog/RelationList#DownloadMembers"));
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33 | }
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34 |
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35 | @Override
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36 | public void actionPerformed(ActionEvent e) {
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37 | if (!isEnabled() || relations.isEmpty() || !Main.isDisplayingMapView()) return;
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38 | Main.worker.submit(new DownloadRelationTask(relations, Main.getLayerManager().getEditLayer()));
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39 | }
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40 |
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41 | @Override
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42 | public void setPrimitives(Collection<? extends OsmPrimitive> primitives) {
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43 | // selected non-new relations
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44 | this.relations = Utils.filter(getRelations(primitives), new Predicate<Relation>() {
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45 | @Override
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46 | public boolean evaluate(Relation r) {
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47 | return !r.isNew();
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48 | }
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49 | });
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50 | updateEnabledState();
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51 | }
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52 |
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53 | @Override
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54 | protected void updateEnabledState() {
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55 | setEnabled(!relations.isEmpty() && !Main.isOffline(OnlineResource.OSM_API));
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56 | }
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57 | }
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