1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.dialogs.properties;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.awt.event.ActionEvent;
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7 | import java.util.Objects;
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8 | import java.util.function.IntFunction;
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9 |
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10 | import javax.swing.JTable;
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11 |
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12 | import org.openstreetmap.josm.data.osm.IRelation;
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13 | import org.openstreetmap.josm.gui.MainApplication;
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14 |
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15 | /**
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16 | * Launch browser with wiki help for selected membership.
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17 | * @since 15581
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18 | */
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19 | public class HelpMembershipAction extends HelpAction {
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20 | private final JTable membershipTable;
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21 | private final IntFunction<IRelation<?>> memberValueSupplier;
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22 |
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23 | /**
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24 | * Constructs a new {@code HelpAction}.
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25 | * @param membershipTable The membership table. Can be null
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26 | * @param memberValueSupplier Finds the parent relation from given row of membership table. Can be null
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27 | */
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28 | public HelpMembershipAction(JTable membershipTable, IntFunction<IRelation<?>> memberValueSupplier) {
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29 | this.membershipTable = Objects.requireNonNull(membershipTable);
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30 | this.memberValueSupplier = Objects.requireNonNull(memberValueSupplier);
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31 | putValue(NAME, tr("Go to OSM wiki for relation help"));
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32 | }
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33 |
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34 | @Override
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35 | public void actionPerformed(ActionEvent e) {
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36 | if (membershipTable.getSelectedRowCount() == 1) {
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37 | int row = membershipTable.getSelectedRow();
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38 | final IRelation<?> relation = memberValueSupplier.apply(row);
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39 | MainApplication.worker.execute(() -> displayRelationHelp(relation));
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40 | } else {
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41 | super.actionPerformed(e);
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42 | }
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43 | }
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44 | }
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