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.tools.I18n.tr;
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5 | import static org.openstreetmap.josm.tools.I18n.trn;
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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 | import java.util.HashSet;
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10 | import java.util.Set;
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11 |
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12 | import javax.swing.JOptionPane;
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13 |
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14 | import org.openstreetmap.josm.Main;
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15 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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16 | import org.openstreetmap.josm.data.osm.Relation;
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17 | import org.openstreetmap.josm.data.osm.RelationMember;
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18 | import org.openstreetmap.josm.gui.dialogs.relation.RelationEditor;
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19 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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20 | import org.openstreetmap.josm.tools.ImageProvider;
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21 |
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22 | /**
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23 | * The action for editing a relation.
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24 | * @since 5793
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25 | */
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26 | public class EditRelationAction extends AbstractRelationAction {
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27 |
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28 | /**
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29 | * Constructs a new <code>EditRelationAction</code>.
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30 | */
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31 | public EditRelationAction() {
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32 | putValue(NAME, tr("Edit"));
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33 | putValue(SHORT_DESCRIPTION, tr("Call relation editor for selected relation"));
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34 | putValue(SMALL_ICON, ImageProvider.get("dialogs", "edit"));
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35 | }
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36 |
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37 | /**
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38 | * Returns the set of currently selected relation members for the given relation.
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39 | * @param r The relation to inspect
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40 | * @return The set of currently selected relation members for the given relation.
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41 | */
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42 | public static Set<RelationMember> getMembersForCurrentSelection(Relation r) {
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43 | Set<RelationMember> members = new HashSet<>();
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44 | if (Main.isDisplayingMapView()) {
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45 | OsmDataLayer editLayer = Main.main.getEditLayer();
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46 | if (editLayer != null && editLayer.data != null) {
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47 | Collection<OsmPrimitive> selection = editLayer.data.getSelected();
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48 | for (RelationMember member: r.getMembers()) {
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49 | if (selection.contains(member.getMember())) {
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50 | members.add(member);
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51 | }
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52 | }
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53 | }
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54 | }
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55 | return members;
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56 | }
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57 |
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58 | /**
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59 | * Launches relation editor for the given relation.
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60 | * @param toEdit The relation to edit
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61 | */
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62 | public static void launchEditor(Relation toEdit) {
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63 | if (toEdit == null || toEdit.isDeleted() || !Main.isDisplayingMapView()) return;
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64 | RelationEditor.getEditor(Main.main.getEditLayer(), toEdit,
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65 | getMembersForCurrentSelection(toEdit)).setVisible(true);
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66 | }
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67 |
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68 | @Override
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69 | public void actionPerformed(ActionEvent e) {
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70 | if (!isEnabled() || relations.isEmpty()) return;
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71 | if (relations.size() > Main.pref.getInteger("warn.open.maxrelations", 5) &&
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72 | /* I18N english text for value 1 makes no real sense, never called for values <= maxrel (usually 5) */
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73 | JOptionPane.OK_OPTION != JOptionPane.showConfirmDialog(Main.parent,
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74 | "<html>"+trn("You are about to open <b>{0}</b> different relation editor simultaneously.<br/>Do you want to continue?",
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75 | "You are about to open <b>{0}</b> different relation editors simultaneously.<br/>Do you want to continue?",
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76 | relations.size(), relations.size())+"</html>",
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77 | tr("Confirmation"), JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE)) {
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78 | return;
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79 | }
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80 | for (Relation r : relations) {
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81 | launchEditor(r);
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82 | }
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83 | }
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84 |
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85 | @Override
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86 | protected void updateEnabledState() {
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87 | boolean enabled = false;
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88 | for (Relation r : relations) {
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89 | if (!r.isDeleted()) {
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90 | enabled = true;
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91 | break;
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92 | }
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93 | }
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94 | setEnabled(enabled);
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95 | }
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96 | }
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