1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.history;
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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.Point;
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7 | import java.awt.event.ActionEvent;
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8 | import java.awt.event.MouseAdapter;
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9 | import java.awt.event.MouseEvent;
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10 |
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11 | import javax.swing.AbstractAction;
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12 | import javax.swing.JPopupMenu;
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13 | import javax.swing.JTable;
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14 | import javax.swing.ListSelectionModel;
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15 |
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16 | import org.openstreetmap.josm.actions.AutoScaleAction;
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17 | import org.openstreetmap.josm.actions.AutoScaleAction.AutoScaleMode;
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18 | import org.openstreetmap.josm.data.osm.IPrimitive;
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19 | import org.openstreetmap.josm.data.osm.OsmData;
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20 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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21 | import org.openstreetmap.josm.data.osm.OsmPrimitiveType;
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22 | import org.openstreetmap.josm.data.osm.PrimitiveId;
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23 | import org.openstreetmap.josm.data.osm.SimplePrimitiveId;
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24 | import org.openstreetmap.josm.data.osm.history.History;
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25 | import org.openstreetmap.josm.data.osm.history.HistoryDataSet;
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26 | import org.openstreetmap.josm.gui.MainApplication;
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27 | import org.openstreetmap.josm.gui.util.GuiHelper;
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28 | import org.openstreetmap.josm.gui.widgets.PopupMenuLauncher;
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29 | import org.openstreetmap.josm.tools.ImageProvider;
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30 |
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31 | /**
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32 | * NodeListViewer is a UI component which displays the node list of two
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33 | * version of a {@link OsmPrimitive} in a {@link History}.
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34 | *
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35 | * <ul>
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36 | * <li>on the left, it displays the node list for the version at {@link PointInTimeType#REFERENCE_POINT_IN_TIME}</li>
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37 | * <li>on the right, it displays the node list for the version at {@link PointInTimeType#CURRENT_POINT_IN_TIME}</li>
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38 | * </ul>
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39 | * @since 1709
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40 | */
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41 | public class NodeListViewer extends HistoryViewerPanel {
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42 |
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43 | /**
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44 | * Constructs a new {@code NodeListViewer}.
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45 | * @param model history browser model
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46 | */
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47 | public NodeListViewer(HistoryBrowserModel model) {
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48 | super(model);
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49 | }
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50 |
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51 | @Override
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52 | protected JTable buildTable(PointInTimeType pointInTimeType) {
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53 | final DiffTableModel tableModel = model.getNodeListTableModel(pointInTimeType);
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54 | final NodeListTableColumnModel columnModel = new NodeListTableColumnModel();
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55 | final JTable table = new JTable(tableModel, columnModel);
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56 | tableModel.addTableModelListener(new ReversedChangeListener(table, columnModel, tr("The nodes of this way are in reverse order")));
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57 | table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
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58 | selectionSynchronizer.participateInSynchronizedSelection(table.getSelectionModel());
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59 | table.addMouseListener(new InternalPopupMenuLauncher());
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60 | table.addMouseListener(new DoubleClickAdapter(table));
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61 | return table;
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62 | }
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63 |
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64 | static class NodeListPopupMenu extends JPopupMenu {
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65 | private final ZoomToNodeAction zoomToNodeAction;
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66 | private final ShowHistoryAction showHistoryAction;
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67 |
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68 | NodeListPopupMenu() {
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69 | zoomToNodeAction = new ZoomToNodeAction();
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70 | add(zoomToNodeAction);
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71 | showHistoryAction = new ShowHistoryAction();
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72 | add(showHistoryAction);
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73 | }
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74 |
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75 | public void prepare(PrimitiveId pid) {
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76 | zoomToNodeAction.setPrimitiveId(pid);
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77 | zoomToNodeAction.updateEnabledState();
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78 |
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79 | showHistoryAction.setPrimitiveId(pid);
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80 | showHistoryAction.updateEnabledState();
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81 | }
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82 | }
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83 |
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84 | static class ZoomToNodeAction extends AbstractAction {
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85 | private transient PrimitiveId primitiveId;
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86 |
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87 | /**
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88 | * Constructs a new {@code ZoomToNodeAction}.
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89 | */
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90 | ZoomToNodeAction() {
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91 | putValue(NAME, tr("Zoom to node"));
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92 | putValue(SHORT_DESCRIPTION, tr("Zoom to this node in the current data layer"));
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93 | new ImageProvider("dialogs", "zoomin").getResource().attachImageIcon(this, true);
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94 | }
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95 |
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96 | @Override
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97 | public void actionPerformed(ActionEvent e) {
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98 | if (!isEnabled())
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99 | return;
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100 | IPrimitive p = getPrimitiveToZoom();
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101 | if (p != null) {
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102 | OsmData<?, ?, ?, ?> ds = MainApplication.getLayerManager().getActiveData();
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103 | if (ds != null) {
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104 | ds.setSelected(p.getPrimitiveId());
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105 | AutoScaleAction.autoScale(AutoScaleMode.SELECTION);
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106 | }
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107 | }
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108 | }
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109 |
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110 | public void setPrimitiveId(PrimitiveId pid) {
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111 | this.primitiveId = pid;
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112 | updateEnabledState();
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113 | }
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114 |
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115 | protected IPrimitive getPrimitiveToZoom() {
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116 | if (primitiveId == null)
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117 | return null;
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118 | OsmData<?, ?, ?, ?> ds = MainApplication.getLayerManager().getActiveData();
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119 | if (ds == null)
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120 | return null;
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121 | return ds.getPrimitiveById(primitiveId);
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122 | }
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123 |
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124 | public void updateEnabledState() {
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125 | setEnabled(MainApplication.getLayerManager().getActiveData() != null && getPrimitiveToZoom() != null);
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126 | }
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127 | }
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128 |
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129 | static class ShowHistoryAction extends AbstractAction {
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130 | private transient PrimitiveId primitiveId;
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131 |
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132 | /**
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133 | * Constructs a new {@code ShowHistoryAction}.
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134 | */
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135 | ShowHistoryAction() {
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136 | putValue(NAME, tr("Show history"));
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137 | putValue(SHORT_DESCRIPTION, tr("Open a history browser with the history of this node"));
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138 | new ImageProvider("dialogs", "history").getResource().attachImageIcon(this, true);
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139 | }
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140 |
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141 | @Override
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142 | public void actionPerformed(ActionEvent e) {
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143 | if (isEnabled()) {
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144 | run();
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145 | }
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146 | }
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147 |
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148 | public void setPrimitiveId(PrimitiveId pid) {
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149 | this.primitiveId = pid;
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150 | updateEnabledState();
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151 | }
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152 |
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153 | public void run() {
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154 | if (HistoryDataSet.getInstance().getHistory(primitiveId) == null) {
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155 | MainApplication.worker.submit(new HistoryLoadTask().add(primitiveId));
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156 | }
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157 | MainApplication.worker.submit(() -> {
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158 | final History h = HistoryDataSet.getInstance().getHistory(primitiveId);
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159 | if (h == null)
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160 | return;
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161 | GuiHelper.runInEDT(() -> HistoryBrowserDialogManager.getInstance().show(h));
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162 | });
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163 | }
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164 |
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165 | public void updateEnabledState() {
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166 | setEnabled(primitiveId != null && !primitiveId.isNew());
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167 | }
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168 | }
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169 |
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170 | private static PrimitiveId primitiveIdAtRow(DiffTableModel model, int row) {
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171 | Long id = (Long) model.getValueAt(row, 0).value;
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172 | return id == null ? null : new SimplePrimitiveId(id, OsmPrimitiveType.NODE);
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173 | }
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174 |
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175 | static class InternalPopupMenuLauncher extends PopupMenuLauncher {
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176 | InternalPopupMenuLauncher() {
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177 | super(new NodeListPopupMenu());
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178 | }
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179 |
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180 | @Override
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181 | protected int checkTableSelection(JTable table, Point p) {
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182 | int row = super.checkTableSelection(table, p);
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183 | ((NodeListPopupMenu) menu).prepare(primitiveIdAtRow((DiffTableModel) table.getModel(), row));
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184 | return row;
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185 | }
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186 | }
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187 |
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188 | static class DoubleClickAdapter extends MouseAdapter {
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189 | private final JTable table;
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190 | private final ShowHistoryAction showHistoryAction;
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191 |
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192 | DoubleClickAdapter(JTable table) {
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193 | this.table = table;
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194 | showHistoryAction = new ShowHistoryAction();
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195 | }
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196 |
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197 | @Override
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198 | public void mouseClicked(MouseEvent e) {
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199 | if (e.getClickCount() < 2)
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200 | return;
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201 | int row = table.rowAtPoint(e.getPoint());
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202 | if (row <= 0)
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203 | return;
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204 | PrimitiveId pid = primitiveIdAtRow((DiffTableModel) table.getModel(), row);
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205 | if (pid == null || pid.isNew())
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206 | return;
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207 | showHistoryAction.setPrimitiveId(pid);
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208 | showHistoryAction.run();
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209 | }
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210 | }
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211 | }
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