1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
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2 | // Author: David Earl
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3 | package org.openstreetmap.josm.actions;
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4 |
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5 | import static org.openstreetmap.josm.tools.I18n.tr;
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6 | import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
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7 |
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8 | import java.awt.event.ActionEvent;
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9 | import java.awt.event.KeyEvent;
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10 | import java.util.Collection;
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11 |
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12 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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13 | import org.openstreetmap.josm.data.osm.PrimitiveDeepCopy;
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14 | import org.openstreetmap.josm.tools.Shortcut;
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15 |
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16 | public final class DuplicateAction extends JosmAction{
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17 |
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18 | public DuplicateAction() {
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19 | super(tr("Duplicate"), "duplicate",
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20 | tr("Duplicate selection by copy and immediate paste."),
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21 | Shortcut.registerShortcut("system:duplicate", tr("Edit: {0}", tr("Duplicate")), KeyEvent.VK_D, Shortcut.GROUP_MENU), true);
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22 | putValue("help", ht("/Action/Duplicate"));
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23 | }
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24 |
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25 | public void actionPerformed(ActionEvent e) {
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26 | new PasteAction().pasteData(new PrimitiveDeepCopy(getCurrentDataSet().getSelected()), getEditLayer(), e);
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27 | }
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28 |
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29 | @Override
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30 | protected void updateEnabledState() {
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31 | if (getCurrentDataSet() == null) {
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32 | setEnabled(false);
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33 | } else {
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34 | updateEnabledState(getCurrentDataSet().getSelected());
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35 | }
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36 | }
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37 |
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38 | @Override
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39 | protected void updateEnabledState(Collection<? extends OsmPrimitive> selection) {
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40 | setEnabled(selection != null && !selection.isEmpty());
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41 | }
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42 | }
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