1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.tagging;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.trn;
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5 |
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6 | import java.beans.PropertyChangeListener;
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7 | import java.beans.PropertyChangeSupport;
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8 | import java.util.ArrayList;
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9 | import java.util.Collection;
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10 | import java.util.Comparator;
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11 | import java.util.HashMap;
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12 | import java.util.Iterator;
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13 | import java.util.List;
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14 | import java.util.Map;
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15 | import java.util.Map.Entry;
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16 |
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17 | import javax.swing.DefaultListSelectionModel;
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18 | import javax.swing.table.AbstractTableModel;
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19 |
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20 | import org.openstreetmap.josm.command.ChangePropertyCommand;
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21 | import org.openstreetmap.josm.command.Command;
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22 | import org.openstreetmap.josm.command.SequenceCommand;
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23 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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24 | import org.openstreetmap.josm.data.osm.Tag;
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25 | import org.openstreetmap.josm.data.osm.TagCollection;
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26 | import org.openstreetmap.josm.data.osm.Tagged;
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27 | import org.openstreetmap.josm.tools.CheckParameterUtil;
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28 |
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29 | /**
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30 | * TagEditorModel is a table model.
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31 | *
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32 | */
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33 | @SuppressWarnings("serial")
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34 | public class TagEditorModel extends AbstractTableModel {
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35 | public static final String PROP_DIRTY = TagEditorModel.class.getName() + ".dirty";
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36 |
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37 | /** the list holding the tags */
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38 | protected final List<TagModel> tags =new ArrayList<>();
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39 |
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40 | /** indicates whether the model is dirty */
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41 | private boolean dirty = false;
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42 | private final PropertyChangeSupport propChangeSupport = new PropertyChangeSupport(this);
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43 |
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44 | private DefaultListSelectionModel rowSelectionModel;
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45 | private DefaultListSelectionModel colSelectionModel;
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46 |
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47 | /**
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48 | * Creates a new tag editor model. Internally allocates two selection models
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49 | * for row selection and column selection.
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50 | *
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51 | * To create a {@link javax.swing.JTable} with this model:
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52 | * <pre>
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53 | * TagEditorModel model = new TagEditorModel();
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54 | * TagTable tbl = new TagTabel(model);
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55 | * </pre>
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56 | *
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57 | * @see #getRowSelectionModel()
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58 | * @see #getColumnSelectionModel()
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59 | */
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60 | public TagEditorModel() {
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61 | this.rowSelectionModel = new DefaultListSelectionModel();
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62 | this.colSelectionModel = new DefaultListSelectionModel();
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63 | }
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64 | /**
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65 | * Creates a new tag editor model.
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66 | *
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67 | * @param rowSelectionModel the row selection model. Must not be null.
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68 | * @param colSelectionModel the column selection model. Must not be null.
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69 | * @throws IllegalArgumentException thrown if {@code rowSelectionModel} is null
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70 | * @throws IllegalArgumentException thrown if {@code colSelectionModel} is null
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71 | */
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72 | public TagEditorModel(DefaultListSelectionModel rowSelectionModel, DefaultListSelectionModel colSelectionModel) throws IllegalArgumentException{
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73 | CheckParameterUtil.ensureParameterNotNull(rowSelectionModel, "rowSelectionModel");
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74 | CheckParameterUtil.ensureParameterNotNull(colSelectionModel, "colSelectionModel");
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75 | this.rowSelectionModel = rowSelectionModel;
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76 | this.colSelectionModel = colSelectionModel;
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77 | }
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78 |
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79 | public void addPropertyChangeListener(PropertyChangeListener listener) {
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80 | propChangeSupport.addPropertyChangeListener(listener);
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81 | }
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82 |
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83 | /**
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84 | * Replies the row selection model used by this tag editor model
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85 | *
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86 | * @return the row selection model used by this tag editor model
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87 | */
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88 | public DefaultListSelectionModel getRowSelectionModel() {
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89 | return rowSelectionModel;
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90 | }
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91 |
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92 | /**
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93 | * Replies the column selection model used by this tag editor model
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94 | *
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95 | * @return the column selection model used by this tag editor model
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96 | */
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97 | public DefaultListSelectionModel getColumnSelectionModel() {
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98 | return colSelectionModel;
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99 | }
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100 |
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101 | public void removeProperyChangeListener(PropertyChangeListener listener) {
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102 | propChangeSupport.removePropertyChangeListener(listener);
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103 | }
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104 |
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105 | protected void fireDirtyStateChanged(final boolean oldValue, final boolean newValue) {
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106 | propChangeSupport.firePropertyChange(PROP_DIRTY, oldValue, newValue);
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107 | }
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108 |
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109 | protected void setDirty(boolean newValue) {
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110 | boolean oldValue = dirty;
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111 | dirty = newValue;
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112 | if (oldValue != newValue) {
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113 | fireDirtyStateChanged(oldValue, newValue);
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114 | }
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115 | }
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116 |
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117 | @Override
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118 | public int getColumnCount() {
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119 | return 2;
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120 | }
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121 |
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122 | @Override
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123 | public int getRowCount() {
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124 | return tags.size();
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125 | }
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126 |
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127 | @Override
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128 | public Object getValueAt(int rowIndex, int columnIndex) {
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129 | if (rowIndex >= getRowCount())
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130 | throw new IndexOutOfBoundsException("unexpected rowIndex: rowIndex=" + rowIndex);
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131 |
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132 | TagModel tag = tags.get(rowIndex);
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133 | switch(columnIndex) {
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134 | case 0:
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135 | case 1:
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136 | return tag;
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137 |
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138 | default:
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139 | throw new IndexOutOfBoundsException("unexpected columnIndex: columnIndex=" + columnIndex);
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140 | }
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141 | }
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142 |
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143 | @Override
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144 | public void setValueAt(Object value, int row, int col) {
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145 | TagModel tag = get(row);
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146 | if (tag == null) return;
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147 | switch(col) {
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148 | case 0:
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149 | updateTagName(tag, (String)value);
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150 | break;
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151 | case 1:
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152 | String v = (String)value;
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153 | if (tag.getValueCount() > 1 && !v.isEmpty()) {
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154 | updateTagValue(tag, v);
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155 | } else if (tag.getValueCount() <= 1) {
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156 | updateTagValue(tag, v);
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157 | }
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158 | }
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159 | }
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160 |
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161 | /**
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162 | * removes all tags in the model
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163 | */
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164 | public void clear() {
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165 | tags.clear();
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166 | setDirty(true);
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167 | fireTableDataChanged();
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168 | }
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169 |
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170 | /**
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171 | * adds a tag to the model
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172 | *
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173 | * @param tag the tag. Must not be null.
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174 | *
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175 | * @exception IllegalArgumentException thrown, if tag is null
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176 | */
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177 | public void add(TagModel tag) {
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178 | if (tag == null)
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179 | throw new IllegalArgumentException("argument 'tag' must not be null");
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180 | tags.add(tag);
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181 | setDirty(true);
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182 | fireTableDataChanged();
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183 | }
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184 |
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185 | public void prepend(TagModel tag) {
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186 | if (tag == null)
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187 | throw new IllegalArgumentException("argument 'tag' must not be null");
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188 | tags.add(0, tag);
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189 | setDirty(true);
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190 | fireTableDataChanged();
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191 | }
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192 |
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193 | /**
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194 | * adds a tag given by a name/value pair to the tag editor model.
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195 | *
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196 | * If there is no tag with name <code>name</code> yet, a new {@link TagModel} is created
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197 | * and append to this model.
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198 | *
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199 | * If there is a tag with name <code>name</code>, <code>value</code> is merged to the list
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200 | * of values for this tag.
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201 | *
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202 | * @param name the name; converted to "" if null
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203 | * @param value the value; converted to "" if null
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204 | */
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205 | public void add(String name, String value) {
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206 | name = (name == null) ? "" : name;
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207 | value = (value == null) ? "" : value;
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208 |
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209 | TagModel tag = get(name);
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210 | if (tag == null) {
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211 | tag = new TagModel(name, value);
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212 | int index = tags.size();
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213 | while (index >= 1 && tags.get(index - 1).getName().isEmpty() && tags.get(index - 1).getValue().isEmpty()) {
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214 | index--; // If last line(s) is empty, add new tag before it
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215 | }
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216 | tags.add(index, tag);
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217 | } else {
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218 | tag.addValue(value);
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219 | }
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220 | setDirty(true);
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221 | fireTableDataChanged();
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222 | }
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223 |
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224 | /**
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225 | * replies the tag with name <code>name</code>; null, if no such tag exists
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226 | * @param name the tag name
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227 | * @return the tag with name <code>name</code>; null, if no such tag exists
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228 | */
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229 | public TagModel get(String name) {
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230 | name = (name == null) ? "" : name;
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231 | for (TagModel tag : tags) {
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232 | if (tag.getName().equals(name))
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233 | return tag;
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234 | }
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235 | return null;
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236 | }
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237 |
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238 | public TagModel get(int idx) {
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239 | if (idx >= tags.size()) return null;
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240 | return tags.get(idx);
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241 | }
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242 |
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243 | @Override
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244 | public boolean isCellEditable(int row, int col) {
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245 | // all cells are editable
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246 | return true;
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247 | }
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248 |
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249 | /**
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250 | * deletes the names of the tags given by tagIndices
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251 | *
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252 | * @param tagIndices a list of tag indices
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253 | */
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254 | public void deleteTagNames(int [] tagIndices) {
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255 | if (tags == null)
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256 | return;
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257 | for (int tagIdx : tagIndices) {
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258 | TagModel tag = tags.get(tagIdx);
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259 | if (tag != null) {
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260 | tag.setName("");
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261 | }
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262 | }
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263 | fireTableDataChanged();
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264 | setDirty(true);
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265 | }
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266 |
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267 | /**
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268 | * deletes the values of the tags given by tagIndices
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269 | *
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270 | * @param tagIndices the lit of tag indices
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271 | */
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272 | public void deleteTagValues(int [] tagIndices) {
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273 | if (tags == null)
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274 | return;
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275 | for (int tagIdx : tagIndices) {
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276 | TagModel tag = tags.get(tagIdx);
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277 | if (tag != null) {
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278 | tag.setValue("");
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279 | }
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280 | }
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281 | fireTableDataChanged();
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282 | setDirty(true);
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283 | }
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284 |
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285 | /**
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286 | * Deletes all tags with name <code>name</code>
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287 | *
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288 | * @param name the name. Ignored if null.
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289 | */
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290 | public void delete(String name) {
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291 | if (name == null) return;
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292 | Iterator<TagModel> it = tags.iterator();
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293 | boolean changed = false;
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294 | while(it.hasNext()) {
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295 | TagModel tm = it.next();
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296 | if (tm.getName().equals(name)) {
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297 | changed = true;
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298 | it.remove();
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299 | }
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300 | }
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301 | if (changed) {
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302 | fireTableDataChanged();
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303 | setDirty(true);
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304 | }
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305 | }
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306 | /**
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307 | * deletes the tags given by tagIndices
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308 | *
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309 | * @param tagIndices the list of tag indices
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310 | */
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311 | public void deleteTags(int [] tagIndices) {
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312 | if (tags == null)
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313 | return;
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314 | ArrayList<TagModel> toDelete = new ArrayList<>();
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315 | for (int tagIdx : tagIndices) {
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316 | TagModel tag = tags.get(tagIdx);
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317 | if (tag != null) {
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318 | toDelete.add(tag);
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319 | }
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320 | }
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321 | for (TagModel tag : toDelete) {
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322 | tags.remove(tag);
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323 | }
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324 | fireTableDataChanged();
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325 | setDirty(true);
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326 | }
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327 |
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328 | /**
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329 | * creates a new tag and appends it to the model
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330 | */
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331 | public void appendNewTag() {
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332 | TagModel tag = new TagModel();
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333 | tags.add(tag);
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334 | fireTableDataChanged();
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335 | setDirty(true);
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336 | }
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337 |
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338 | /**
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339 | * makes sure the model includes at least one (empty) tag
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340 | */
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341 | public void ensureOneTag() {
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342 | if (tags.isEmpty()) {
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343 | appendNewTag();
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344 | }
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345 | }
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346 |
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347 | /**
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348 | * initializes the model with the tags of an OSM primitive
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349 | *
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350 | * @param primitive the OSM primitive
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351 | */
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352 | public void initFromPrimitive(Tagged primitive) {
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353 | this.tags.clear();
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354 | for (String key : primitive.keySet()) {
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355 | String value = primitive.get(key);
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356 | this.tags.add(new TagModel(key,value));
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357 | }
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358 | TagModel tag = new TagModel();
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359 | sort();
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360 | tags.add(tag);
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361 | setDirty(false);
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362 | fireTableDataChanged();
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363 | }
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364 |
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365 | /**
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366 | * Initializes the model with the tags of an OSM primitive
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367 | *
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368 | * @param tags the tags of an OSM primitive
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369 | */
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370 | public void initFromTags(Map<String,String> tags) {
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371 | this.tags.clear();
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372 | for (Entry<String, String> entry : tags.entrySet()) {
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373 | this.tags.add(new TagModel(entry.getKey(), entry.getValue()));
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374 | }
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375 | sort();
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376 | TagModel tag = new TagModel();
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377 | this.tags.add(tag);
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378 | setDirty(false);
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379 | }
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380 |
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381 | /**
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382 | * Initializes the model with the tags in a tag collection. Removes
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383 | * all tags if {@code tags} is null.
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384 | *
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385 | * @param tags the tags
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386 | */
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387 | public void initFromTags(TagCollection tags) {
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388 | this.tags.clear();
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389 | if (tags == null){
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390 | setDirty(false);
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391 | return;
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392 | }
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393 | for (String key : tags.getKeys()) {
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394 | String value = tags.getJoinedValues(key);
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395 | this.tags.add(new TagModel(key,value));
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396 | }
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397 | sort();
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398 | // add an empty row
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399 | TagModel tag = new TagModel();
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400 | this.tags.add(tag);
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401 | setDirty(false);
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402 | }
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403 |
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404 | /**
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405 | * applies the current state of the tag editor model to a primitive
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406 | *
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407 | * @param primitive the primitive
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408 | *
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409 | */
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410 | public void applyToPrimitive(Tagged primitive) {
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411 | Map<String,String> tags = primitive.getKeys();
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412 | applyToTags(tags, false);
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413 | primitive.setKeys(tags);
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414 | }
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415 |
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416 | /**
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417 | * applies the current state of the tag editor model to a map of tags
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418 | *
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419 | * @param tags the map of key/value pairs
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420 | *
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421 | */
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422 | public void applyToTags(Map<String, String> tags, boolean keepEmpty) {
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423 | tags.clear();
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424 | for (TagModel tag: this.tags) {
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425 | // tag still holds an unchanged list of different values for the same key.
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426 | // no property change command required
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427 | if (tag.getValueCount() > 1) {
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428 | continue;
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429 | }
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430 |
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431 | // tag name holds an empty key. Don't apply it to the selection.
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432 | //
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433 | if (!keepEmpty && (tag.getName().trim().isEmpty() || tag.getValue().trim().isEmpty())) {
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434 | continue;
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435 | }
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436 | tags.put(tag.getName().trim(), tag.getValue().trim());
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437 | }
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438 | }
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439 |
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440 | public Map<String,String> getTags() {
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441 | return getTags(false);
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442 | }
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443 |
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444 | public Map<String,String> getTags(boolean keepEmpty) {
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445 | Map<String,String> tags = new HashMap<>();
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446 | applyToTags(tags, keepEmpty);
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447 | return tags;
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448 | }
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449 |
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450 | /**
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451 | * Replies the tags in this tag editor model as {@link TagCollection}.
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452 | *
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453 | * @return the tags in this tag editor model as {@link TagCollection}
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454 | */
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455 | public TagCollection getTagCollection() {
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456 | return TagCollection.from(getTags());
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457 | }
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458 |
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459 | /**
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460 | * checks whether the tag model includes a tag with a given key
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461 | *
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462 | * @param key the key
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463 | * @return true, if the tag model includes the tag; false, otherwise
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464 | */
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465 | public boolean includesTag(String key) {
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466 | if (key == null) return false;
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467 | for (TagModel tag : tags) {
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468 | if (tag.getName().equals(key))
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469 | return true;
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470 | }
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471 | return false;
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472 | }
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473 |
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474 | protected Command createUpdateTagCommand(Collection<OsmPrimitive> primitives, TagModel tag) {
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475 |
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476 | // tag still holds an unchanged list of different values for the same key.
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477 | // no property change command required
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478 | if (tag.getValueCount() > 1)
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479 | return null;
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480 |
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481 | // tag name holds an empty key. Don't apply it to the selection.
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482 | //
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483 | if (tag.getName().trim().isEmpty())
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484 | return null;
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485 |
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486 | return new ChangePropertyCommand(primitives, tag.getName(), tag.getValue());
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487 | }
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488 |
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489 | protected Command createDeleteTagsCommand(Collection<OsmPrimitive> primitives) {
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490 |
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491 | List<String> currentkeys = getKeys();
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492 | ArrayList<Command> commands = new ArrayList<>();
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493 |
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494 | for (OsmPrimitive primitive : primitives) {
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495 | for (String oldkey : primitive.keySet()) {
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496 | if (!currentkeys.contains(oldkey)) {
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497 | ChangePropertyCommand deleteCommand =
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498 | new ChangePropertyCommand(primitive,oldkey,null);
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499 | commands.add(deleteCommand);
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---|
500 | }
|
---|
501 | }
|
---|
502 | }
|
---|
503 |
|
---|
504 | return new SequenceCommand(
|
---|
505 | trn("Remove old keys from up to {0} object", "Remove old keys from up to {0} objects", primitives.size(), primitives.size()),
|
---|
506 | commands
|
---|
507 | );
|
---|
508 | }
|
---|
509 |
|
---|
510 | /**
|
---|
511 | * replies the list of keys of the tags managed by this model
|
---|
512 | *
|
---|
513 | * @return the list of keys managed by this model
|
---|
514 | */
|
---|
515 | public List<String> getKeys() {
|
---|
516 | ArrayList<String> keys = new ArrayList<>();
|
---|
517 | for (TagModel tag: tags) {
|
---|
518 | if (!tag.getName().trim().isEmpty()) {
|
---|
519 | keys.add(tag.getName());
|
---|
520 | }
|
---|
521 | }
|
---|
522 | return keys;
|
---|
523 | }
|
---|
524 |
|
---|
525 | /**
|
---|
526 | * sorts the current tags according alphabetical order of names
|
---|
527 | */
|
---|
528 | protected void sort() {
|
---|
529 | java.util.Collections.sort(
|
---|
530 | tags,
|
---|
531 | new Comparator<TagModel>() {
|
---|
532 | @Override
|
---|
533 | public int compare(TagModel self, TagModel other) {
|
---|
534 | return self.getName().compareTo(other.getName());
|
---|
535 | }
|
---|
536 | }
|
---|
537 | );
|
---|
538 | }
|
---|
539 |
|
---|
540 | /**
|
---|
541 | * updates the name of a tag and sets the dirty state to true if
|
---|
542 | * the new name is different from the old name.
|
---|
543 | *
|
---|
544 | * @param tag the tag
|
---|
545 | * @param newName the new name
|
---|
546 | */
|
---|
547 | public void updateTagName(TagModel tag, String newName) {
|
---|
548 | String oldName = tag.getName();
|
---|
549 | tag.setName(newName);
|
---|
550 | if (! newName.equals(oldName)) {
|
---|
551 | setDirty(true);
|
---|
552 | }
|
---|
553 | SelectionStateMemento memento = new SelectionStateMemento();
|
---|
554 | fireTableDataChanged();
|
---|
555 | memento.apply();
|
---|
556 | }
|
---|
557 |
|
---|
558 | /**
|
---|
559 | * updates the value value of a tag and sets the dirty state to true if the
|
---|
560 | * new name is different from the old name
|
---|
561 | *
|
---|
562 | * @param tag the tag
|
---|
563 | * @param newValue the new value
|
---|
564 | */
|
---|
565 | public void updateTagValue(TagModel tag, String newValue) {
|
---|
566 | String oldValue = tag.getValue();
|
---|
567 | tag.setValue(newValue);
|
---|
568 | if (! newValue.equals(oldValue)) {
|
---|
569 | setDirty(true);
|
---|
570 | }
|
---|
571 | SelectionStateMemento memento = new SelectionStateMemento();
|
---|
572 | fireTableDataChanged();
|
---|
573 | memento.apply();
|
---|
574 | }
|
---|
575 |
|
---|
576 | /**
|
---|
577 | * Load tags from given list
|
---|
578 | * @param tags - the list
|
---|
579 | */
|
---|
580 | public void updateTags(List<Tag> tags) {
|
---|
581 | if (tags.isEmpty())
|
---|
582 | return;
|
---|
583 |
|
---|
584 | Map<String, TagModel> modelTags = new HashMap<>();
|
---|
585 | for (int i=0; i<getRowCount(); i++) {
|
---|
586 | TagModel tagModel = get(i);
|
---|
587 | modelTags.put(tagModel.getName(), tagModel);
|
---|
588 | }
|
---|
589 | for (Tag tag: tags) {
|
---|
590 | TagModel existing = modelTags.get(tag.getKey());
|
---|
591 |
|
---|
592 | if (tag.getValue().isEmpty()) {
|
---|
593 | if (existing != null) {
|
---|
594 | delete(tag.getKey());
|
---|
595 | }
|
---|
596 | } else {
|
---|
597 | if (existing != null) {
|
---|
598 | updateTagValue(existing, tag.getValue());
|
---|
599 | } else {
|
---|
600 | add(tag.getKey(), tag.getValue());
|
---|
601 | }
|
---|
602 | }
|
---|
603 | }
|
---|
604 | }
|
---|
605 |
|
---|
606 | /**
|
---|
607 | * replies true, if this model has been updated
|
---|
608 | *
|
---|
609 | * @return true, if this model has been updated
|
---|
610 | */
|
---|
611 | public boolean isDirty() {
|
---|
612 | return dirty;
|
---|
613 | }
|
---|
614 |
|
---|
615 | class SelectionStateMemento {
|
---|
616 | private int rowMin;
|
---|
617 | private int rowMax;
|
---|
618 | private int colMin;
|
---|
619 | private int colMax;
|
---|
620 |
|
---|
621 | public SelectionStateMemento() {
|
---|
622 | rowMin = rowSelectionModel.getMinSelectionIndex();
|
---|
623 | rowMax = rowSelectionModel.getMaxSelectionIndex();
|
---|
624 | colMin = colSelectionModel.getMinSelectionIndex();
|
---|
625 | colMax = colSelectionModel.getMaxSelectionIndex();
|
---|
626 | }
|
---|
627 |
|
---|
628 | public void apply() {
|
---|
629 | rowSelectionModel.setValueIsAdjusting(true);
|
---|
630 | colSelectionModel.setValueIsAdjusting(true);
|
---|
631 | if (rowMin >= 0 && rowMax >=0) {
|
---|
632 | rowSelectionModel.setSelectionInterval(rowMin, rowMax);
|
---|
633 | }
|
---|
634 | if (colMin >=0 && colMax >= 0) {
|
---|
635 | colSelectionModel.setSelectionInterval(colMin, colMax);
|
---|
636 | }
|
---|
637 | rowSelectionModel.setValueIsAdjusting(false);
|
---|
638 | colSelectionModel.setValueIsAdjusting(false);
|
---|
639 | }
|
---|
640 | }
|
---|
641 | }
|
---|