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