1 | //License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.actions;
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3 |
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4 | import java.awt.event.ActionEvent;
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5 | import java.awt.event.KeyEvent;
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6 | import java.util.Collection;
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7 |
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8 | import org.openstreetmap.josm.Main;
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9 | import org.openstreetmap.josm.data.osm.DataSet;
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10 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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11 | import org.openstreetmap.josm.gui.history.HistoryBrowserDialogManager;
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12 | import org.openstreetmap.josm.tools.Shortcut;
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13 |
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14 | import static org.openstreetmap.josm.tools.I18n.tr;
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15 | import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
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16 |
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17 | public class HistoryInfoAction extends JosmAction {
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18 |
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19 | public HistoryInfoAction() {
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20 | super(tr("History"), "about",
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21 | tr("Display history information about OSM ways, nodes, or relations."),
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22 | Shortcut.registerShortcut("core:historyinfo",
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23 | tr("History"), KeyEvent.VK_H, Shortcut.CTRL), false);
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24 | putValue("help", ht("/Action/ObjectHistory"));
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25 | putValue("toolbar", "action/historyinfo");
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26 | Main.toolbar.register(this);
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27 | }
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28 |
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29 | @Override
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30 | public void actionPerformed(ActionEvent ae) {
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31 | DataSet set = getCurrentDataSet();
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32 | if (set != null) {
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33 | HistoryBrowserDialogManager.getInstance().showHistory(set.getAllSelected());
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34 | }
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35 | }
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36 |
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37 | @Override
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38 | public void updateEnabledState() {
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39 | if (getCurrentDataSet() == null) {
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40 | setEnabled(false);
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41 | } else {
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42 | updateEnabledState(getCurrentDataSet().getAllSelected());
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43 | }
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44 | }
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45 |
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46 | @Override
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47 | protected void updateEnabledState(Collection<? extends OsmPrimitive> selection) {
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48 | setEnabled(!selection.isEmpty());
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49 | }
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50 | }
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