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 java.awt.GridBagConstraints;
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5 | import java.awt.Insets;
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6 | import java.awt.event.ActionEvent;
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7 | import java.util.function.BiPredicate;
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8 | import java.util.stream.IntStream;
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9 |
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10 | import javax.swing.AbstractAction;
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11 | import javax.swing.JPopupMenu;
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12 | import javax.swing.JScrollPane;
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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.PrimitiveId;
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21 | import org.openstreetmap.josm.gui.MainApplication;
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22 | import org.openstreetmap.josm.gui.util.AdjustmentSynchronizer;
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23 | import org.openstreetmap.josm.tools.ImageProvider;
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24 |
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25 | /**
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26 | * Base class of {@link TagInfoViewer} and {@link RelationMemberListViewer}.
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27 | * @since 6207
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28 | */
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29 | public abstract class HistoryViewerPanel extends HistoryBrowserPanel {
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30 |
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31 | protected transient AdjustmentSynchronizer adjustmentSynchronizer;
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32 | protected transient SelectionSynchronizer selectionSynchronizer;
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33 |
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34 | protected HistoryViewerPanel(HistoryBrowserModel model) {
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35 | setModel(model);
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36 | build();
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37 | }
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38 |
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39 | private JScrollPane embedInScrollPane(JTable table) {
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40 | JScrollPane pane = new JScrollPane(table);
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41 | adjustmentSynchronizer.participateInSynchronizedScrolling(pane.getVerticalScrollBar());
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42 | return pane;
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43 | }
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44 |
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45 | protected abstract JTable buildReferenceTable();
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46 |
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47 | protected abstract JTable buildCurrentTable();
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48 |
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49 | private void build() {
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50 | GridBagConstraints gc = new GridBagConstraints();
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51 |
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52 | // ---------------------------
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53 | gc.gridx = 0;
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54 | gc.gridy = 0;
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55 | gc.gridwidth = 1;
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56 | gc.gridheight = 1;
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57 | gc.weightx = 0.5;
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58 | gc.weighty = 0.0;
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59 | gc.insets = new Insets(5, 5, 5, 0);
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60 | gc.fill = GridBagConstraints.HORIZONTAL;
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61 | gc.anchor = GridBagConstraints.FIRST_LINE_START;
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62 | referenceInfoPanel = new VersionInfoPanel(model, PointInTimeType.REFERENCE_POINT_IN_TIME);
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63 | add(referenceInfoPanel, gc);
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64 |
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65 | gc.gridx = 1;
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66 | gc.gridy = 0;
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67 | gc.gridwidth = 1;
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68 | gc.gridheight = 1;
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69 | gc.fill = GridBagConstraints.HORIZONTAL;
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70 | gc.weightx = 0.5;
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71 | gc.weighty = 0.0;
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72 | gc.anchor = GridBagConstraints.FIRST_LINE_START;
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73 | currentInfoPanel = new VersionInfoPanel(model, PointInTimeType.CURRENT_POINT_IN_TIME);
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74 | add(currentInfoPanel, gc);
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75 |
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76 | adjustmentSynchronizer = new AdjustmentSynchronizer();
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77 | selectionSynchronizer = new SelectionSynchronizer();
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78 |
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79 | // ---------------------------
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80 | gc.gridx = 0;
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81 | gc.gridy = 1;
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82 | gc.gridwidth = 1;
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83 | gc.gridheight = 1;
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84 | gc.weightx = 0.5;
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85 | gc.weighty = 1.0;
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86 | gc.fill = GridBagConstraints.BOTH;
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87 | gc.anchor = GridBagConstraints.NORTHWEST;
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88 | add(embedInScrollPane(buildReferenceTable()), gc);
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89 |
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90 | gc.gridx = 1;
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91 | gc.gridy = 1;
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92 | gc.gridwidth = 1;
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93 | gc.gridheight = 1;
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94 | gc.weightx = 0.5;
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95 | gc.weighty = 1.0;
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96 | gc.fill = GridBagConstraints.BOTH;
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97 | gc.anchor = GridBagConstraints.NORTHWEST;
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98 | add(embedInScrollPane(buildCurrentTable()), gc);
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99 | }
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100 |
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101 | /**
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102 | * Enables semantic highlighting for the {@link org.openstreetmap.josm.data.StructUtils.SerializeOptions}
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103 | * @param thisSelectionModel selection model
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104 | * @param thisModel table model (corresponding to the selection model)
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105 | * @param otherModel table model for the other point in time
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106 | * @param isSemanticallyEquivalent predicate to determine whether the items should be highlighted
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107 | */
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108 | protected void enableSemanticSelectionSynchronization(ListSelectionModel thisSelectionModel,
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109 | DiffTableModel thisModel, DiffTableModel otherModel,
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110 | BiPredicate<TwoColumnDiff.Item, TwoColumnDiff.Item> isSemanticallyEquivalent) {
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111 | selectionSynchronizer.setSelectionIndexMapper((selection, sourceSelectionModel) -> {
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112 | DiffTableModel sourceModel = sourceSelectionModel == thisSelectionModel ? thisModel : otherModel;
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113 | DiffTableModel destinationModel = sourceSelectionModel == thisSelectionModel ? otherModel : thisModel;
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114 | return IntStream.range(0, destinationModel.getRowCount())
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115 | .filter(i -> isSemanticallyEquivalent.test(sourceModel.getValueAt(selection, 0), destinationModel.getValueAt(i, 0)));
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116 | });
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117 | }
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118 |
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119 | static class ListPopupMenu extends JPopupMenu {
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120 | private final ZoomToObjectAction zoomToObjectAction;
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121 | private final ShowHistoryAction showHistoryAction;
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122 |
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123 | ListPopupMenu(String name, String shortDescription) {
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124 | zoomToObjectAction = new ZoomToObjectAction(name, shortDescription);
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125 | add(zoomToObjectAction);
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126 | showHistoryAction = new ShowHistoryAction();
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127 | add(showHistoryAction);
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128 | }
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129 |
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130 | void prepare(PrimitiveId pid) {
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131 | zoomToObjectAction.setPrimitiveId(pid);
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132 | zoomToObjectAction.updateEnabledState();
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133 |
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134 | showHistoryAction.setPrimitiveId(pid);
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135 | showHistoryAction.updateEnabledState();
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136 | }
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137 | }
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138 |
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139 | static class ZoomToObjectAction extends AbstractAction {
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140 | private transient PrimitiveId primitiveId;
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141 |
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142 | /**
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143 | * Constructs a new {@code ZoomToObjectAction}.
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144 | * @param name name for the action
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145 | * @param shortDescription The key used for storing a short <code>String</code> description for the action, used for tooltip text.
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146 | */
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147 | ZoomToObjectAction(String name, String shortDescription) {
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148 | putValue(NAME, name);
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149 | putValue(SHORT_DESCRIPTION, shortDescription);
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150 | new ImageProvider("dialogs", "zoomin").getResource().attachImageIcon(this, true);
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151 | }
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152 |
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153 | @Override
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154 | public void actionPerformed(ActionEvent e) {
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155 | if (!isEnabled())
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156 | return;
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157 | IPrimitive p = getPrimitiveToZoom();
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158 | if (p != null && p.isSelectable()) {
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159 | p.getDataSet().setSelected(p);
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160 | AutoScaleAction.autoScale(AutoScaleMode.SELECTION);
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161 | }
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162 | }
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163 |
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164 | public void setPrimitiveId(PrimitiveId pid) {
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165 | this.primitiveId = pid;
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166 | updateEnabledState();
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167 | }
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168 |
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169 | protected IPrimitive getPrimitiveToZoom() {
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170 | if (primitiveId == null)
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171 | return null;
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172 | OsmData<?, ?, ?, ?> ds = MainApplication.getLayerManager().getActiveData();
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173 | if (ds == null)
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174 | return null;
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175 | return ds.getPrimitiveById(primitiveId);
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176 | }
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177 |
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178 | public void updateEnabledState() {
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179 | setEnabled(MainApplication.getLayerManager().getActiveData() != null && getPrimitiveToZoom() != null);
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180 | }
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181 | }
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182 | }
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