001// License: GPL. For details, see LICENSE file.
002package org.openstreetmap.josm.gui.dialogs.properties;
003
004import static org.openstreetmap.josm.tools.I18n.tr;
005
006import java.awt.Component;
007import java.awt.Container;
008import java.awt.Font;
009import java.awt.GridBagLayout;
010import java.awt.Point;
011import java.awt.event.ActionEvent;
012import java.awt.event.InputEvent;
013import java.awt.event.KeyEvent;
014import java.awt.event.MouseAdapter;
015import java.awt.event.MouseEvent;
016import java.beans.PropertyChangeEvent;
017import java.beans.PropertyChangeListener;
018import java.net.HttpURLConnection;
019import java.net.URI;
020import java.net.URISyntaxException;
021import java.util.ArrayList;
022import java.util.Arrays;
023import java.util.Collection;
024import java.util.Collections;
025import java.util.Comparator;
026import java.util.EnumSet;
027import java.util.HashMap;
028import java.util.HashSet;
029import java.util.LinkedList;
030import java.util.List;
031import java.util.Map;
032import java.util.Map.Entry;
033import java.util.Set;
034import java.util.TreeMap;
035import java.util.TreeSet;
036
037import javax.swing.AbstractAction;
038import javax.swing.JComponent;
039import javax.swing.JLabel;
040import javax.swing.JPanel;
041import javax.swing.JPopupMenu;
042import javax.swing.JScrollPane;
043import javax.swing.JTable;
044import javax.swing.KeyStroke;
045import javax.swing.ListSelectionModel;
046import javax.swing.event.ListSelectionEvent;
047import javax.swing.event.ListSelectionListener;
048import javax.swing.table.DefaultTableCellRenderer;
049import javax.swing.table.DefaultTableModel;
050import javax.swing.table.TableColumnModel;
051import javax.swing.table.TableModel;
052import javax.swing.table.TableRowSorter;
053
054import org.openstreetmap.josm.Main;
055import org.openstreetmap.josm.actions.JosmAction;
056import org.openstreetmap.josm.actions.relation.DownloadMembersAction;
057import org.openstreetmap.josm.actions.relation.DownloadSelectedIncompleteMembersAction;
058import org.openstreetmap.josm.actions.relation.SelectInRelationListAction;
059import org.openstreetmap.josm.actions.relation.SelectMembersAction;
060import org.openstreetmap.josm.actions.relation.SelectRelationAction;
061import org.openstreetmap.josm.actions.search.SearchAction.SearchSetting;
062import org.openstreetmap.josm.actions.search.SearchCompiler;
063import org.openstreetmap.josm.command.ChangeCommand;
064import org.openstreetmap.josm.command.ChangePropertyCommand;
065import org.openstreetmap.josm.command.Command;
066import org.openstreetmap.josm.data.Preferences.PreferenceChangeEvent;
067import org.openstreetmap.josm.data.SelectionChangedListener;
068import org.openstreetmap.josm.data.osm.IRelation;
069import org.openstreetmap.josm.data.osm.Node;
070import org.openstreetmap.josm.data.osm.OsmPrimitive;
071import org.openstreetmap.josm.data.osm.Relation;
072import org.openstreetmap.josm.data.osm.RelationMember;
073import org.openstreetmap.josm.data.osm.Tag;
074import org.openstreetmap.josm.data.osm.Way;
075import org.openstreetmap.josm.data.osm.event.AbstractDatasetChangedEvent;
076import org.openstreetmap.josm.data.osm.event.DataSetListenerAdapter;
077import org.openstreetmap.josm.data.osm.event.DatasetEventManager;
078import org.openstreetmap.josm.data.osm.event.DatasetEventManager.FireMode;
079import org.openstreetmap.josm.data.osm.event.SelectionEventManager;
080import org.openstreetmap.josm.data.preferences.StringProperty;
081import org.openstreetmap.josm.gui.ConditionalOptionPaneUtil;
082import org.openstreetmap.josm.gui.DefaultNameFormatter;
083import org.openstreetmap.josm.gui.ExtendedDialog;
084import org.openstreetmap.josm.gui.MapView;
085import org.openstreetmap.josm.gui.PopupMenuHandler;
086import org.openstreetmap.josm.gui.SideButton;
087import org.openstreetmap.josm.gui.dialogs.ToggleDialog;
088import org.openstreetmap.josm.gui.dialogs.relation.RelationEditor;
089import org.openstreetmap.josm.gui.help.HelpUtil;
090import org.openstreetmap.josm.gui.layer.OsmDataLayer;
091import org.openstreetmap.josm.gui.tagging.presets.TaggingPreset;
092import org.openstreetmap.josm.gui.tagging.presets.TaggingPresetHandler;
093import org.openstreetmap.josm.gui.tagging.presets.TaggingPresetType;
094import org.openstreetmap.josm.gui.util.GuiHelper;
095import org.openstreetmap.josm.gui.util.HighlightHelper;
096import org.openstreetmap.josm.gui.widgets.CompileSearchTextDecorator;
097import org.openstreetmap.josm.gui.widgets.DisableShortcutsOnFocusGainedTextField;
098import org.openstreetmap.josm.gui.widgets.JosmTextField;
099import org.openstreetmap.josm.gui.widgets.PopupMenuLauncher;
100import org.openstreetmap.josm.tools.AlphanumComparator;
101import org.openstreetmap.josm.tools.GBC;
102import org.openstreetmap.josm.tools.ImageProvider;
103import org.openstreetmap.josm.tools.InputMapUtils;
104import org.openstreetmap.josm.tools.LanguageInfo;
105import org.openstreetmap.josm.tools.OpenBrowser;
106import org.openstreetmap.josm.tools.Predicates;
107import org.openstreetmap.josm.tools.Shortcut;
108import org.openstreetmap.josm.tools.Utils;
109
110/**
111 * This dialog displays the tags of the current selected primitives.
112 *
113 * If no object is selected, the dialog list is empty.
114 * If only one is selected, all tags of this object are selected.
115 * If more than one object are selected, the sum of all tags are displayed. If the
116 * different objects share the same tag, the shared value is displayed. If they have
117 * different values, all of them are put in a combo box and the string "<different>"
118 * is displayed in italic.
119 *
120 * Below the list, the user can click on an add, modify and delete tag button to
121 * edit the table selection value.
122 *
123 * The command is applied to all selected entries.
124 *
125 * @author imi
126 */
127public class PropertiesDialog extends ToggleDialog
128implements SelectionChangedListener, MapView.EditLayerChangeListener, DataSetListenerAdapter.Listener {
129
130    /**
131     * hook for roadsigns plugin to display a small button in the upper right corner of this dialog
132     */
133    public static final JPanel pluginHook = new JPanel();
134
135    /**
136     * The tag data of selected objects.
137     */
138    private final ReadOnlyTableModel tagData = new ReadOnlyTableModel();
139    private final TableRowSorter<ReadOnlyTableModel> tagRowSorter = new TableRowSorter<>(tagData);
140    private final JosmTextField tagTableFilter;
141
142    /**
143     * The membership data of selected objects.
144     */
145    private final DefaultTableModel membershipData = new ReadOnlyTableModel();
146
147    /**
148     * The tags table.
149     */
150    private final JTable tagTable = new JTable(tagData);
151
152    /**
153     * The membership table.
154     */
155    private final JTable membershipTable = new JTable(membershipData);
156
157    /** JPanel containing both previous tables */
158    private final JPanel bothTables = new JPanel();
159
160    // Popup menus
161    private final JPopupMenu tagMenu = new JPopupMenu();
162    private final JPopupMenu membershipMenu = new JPopupMenu();
163    private final JPopupMenu blankSpaceMenu = new JPopupMenu();
164
165    // Popup menu handlers
166    private final transient PopupMenuHandler tagMenuHandler = new PopupMenuHandler(tagMenu);
167    private final transient PopupMenuHandler membershipMenuHandler = new PopupMenuHandler(membershipMenu);
168    private final transient PopupMenuHandler blankSpaceMenuHandler = new PopupMenuHandler(blankSpaceMenu);
169
170    private final transient Map<String, Map<String, Integer>> valueCount = new TreeMap<>();
171    /**
172     * This sub-object is responsible for all adding and editing of tags
173     */
174    private final transient TagEditHelper editHelper = new TagEditHelper(tagData, valueCount);
175
176    private final transient DataSetListenerAdapter dataChangedAdapter = new DataSetListenerAdapter(this);
177    private final HelpAction helpAction = new HelpAction();
178    private final TaginfoAction taginfoAction = new TaginfoAction();
179    private final PasteValueAction pasteValueAction = new PasteValueAction();
180    private final CopyValueAction copyValueAction = new CopyValueAction();
181    private final CopyKeyValueAction copyKeyValueAction = new CopyKeyValueAction();
182    private final CopyAllKeyValueAction copyAllKeyValueAction = new CopyAllKeyValueAction();
183    private final SearchAction searchActionSame = new SearchAction(true);
184    private final SearchAction searchActionAny = new SearchAction(false);
185    private final AddAction addAction = new AddAction();
186    private final EditAction editAction = new EditAction();
187    private final DeleteAction deleteAction = new DeleteAction();
188    private final JosmAction[] josmActions = new JosmAction[]{addAction, editAction, deleteAction};
189
190    // relation actions
191    private final SelectInRelationListAction setRelationSelectionAction = new SelectInRelationListAction();
192    private final SelectRelationAction selectRelationAction = new SelectRelationAction(false);
193    private final SelectRelationAction addRelationToSelectionAction = new SelectRelationAction(true);
194
195    private final DownloadMembersAction downloadMembersAction = new DownloadMembersAction();
196    private final DownloadSelectedIncompleteMembersAction downloadSelectedIncompleteMembersAction =
197            new DownloadSelectedIncompleteMembersAction();
198
199    private final SelectMembersAction selectMembersAction = new SelectMembersAction(false);
200    private final SelectMembersAction addMembersToSelectionAction = new SelectMembersAction(true);
201
202    private final transient HighlightHelper highlightHelper = new HighlightHelper();
203
204    /**
205     * The Add button (needed to be able to disable it)
206     */
207    private final SideButton btnAdd = new SideButton(addAction);
208    /**
209     * The Edit button (needed to be able to disable it)
210     */
211    private final SideButton btnEdit = new SideButton(editAction);
212    /**
213     * The Delete button (needed to be able to disable it)
214     */
215    private final SideButton btnDel = new SideButton(deleteAction);
216    /**
217     * Matching preset display class
218     */
219    private final PresetListPanel presets = new PresetListPanel();
220
221    /**
222     * Text to display when nothing selected.
223     */
224    private final JLabel selectSth = new JLabel("<html><p>"
225            + tr("Select objects for which to change tags.") + "</p></html>");
226
227    private final transient TaggingPresetHandler presetHandler = new TaggingPresetHandler() {
228        @Override public void updateTags(List<Tag> tags) {
229            Command command = TaggingPreset.createCommand(getSelection(), tags);
230            if (command != null) Main.main.undoRedo.add(command);
231        }
232
233        @Override public Collection<OsmPrimitive> getSelection() {
234            if (Main.main == null) return null;
235            return Main.main.getInProgressSelection();
236        }
237    };
238
239    /**
240     * Create a new PropertiesDialog
241     */
242    public PropertiesDialog() {
243        super(tr("Tags/Memberships"), "propertiesdialog", tr("Tags for selected objects."),
244                Shortcut.registerShortcut("subwindow:properties", tr("Toggle: {0}", tr("Tags/Memberships")), KeyEvent.VK_P,
245                        Shortcut.ALT_SHIFT), 150, true);
246
247        HelpUtil.setHelpContext(this, HelpUtil.ht("/Dialog/TagsMembership"));
248
249        setupTagsMenu();
250        buildTagsTable();
251
252        setupMembershipMenu();
253        buildMembershipTable();
254
255        tagTableFilter = setupFilter();
256
257        // combine both tables and wrap them in a scrollPane
258        boolean top = Main.pref.getBoolean("properties.presets.top", true);
259        bothTables.setLayout(new GridBagLayout());
260        if (top) {
261            bothTables.add(presets, GBC.std().fill(GBC.HORIZONTAL).insets(5, 2, 5, 2).anchor(GBC.NORTHWEST));
262            double epsilon = Double.MIN_VALUE; // need to set a weight or else anchor value is ignored
263            bothTables.add(pluginHook, GBC.eol().insets(0, 1, 1, 1).anchor(GBC.NORTHEAST).weight(epsilon, epsilon));
264        }
265        bothTables.add(selectSth, GBC.eol().fill().insets(10, 10, 10, 10));
266        bothTables.add(tagTableFilter, GBC.eol().fill(GBC.HORIZONTAL));
267        bothTables.add(tagTable.getTableHeader(), GBC.eol().fill(GBC.HORIZONTAL));
268        bothTables.add(tagTable, GBC.eol().fill(GBC.BOTH));
269        bothTables.add(membershipTable.getTableHeader(), GBC.eol().fill(GBC.HORIZONTAL));
270        bothTables.add(membershipTable, GBC.eol().fill(GBC.BOTH));
271        if (!top) {
272            bothTables.add(presets, GBC.eol().fill(GBC.HORIZONTAL).insets(5, 2, 5, 2));
273        }
274
275        setupBlankSpaceMenu();
276        setupKeyboardShortcuts();
277
278        // Let the actions know when selection in the tables change
279        tagTable.getSelectionModel().addListSelectionListener(editAction);
280        membershipTable.getSelectionModel().addListSelectionListener(editAction);
281        tagTable.getSelectionModel().addListSelectionListener(deleteAction);
282        membershipTable.getSelectionModel().addListSelectionListener(deleteAction);
283
284        JScrollPane scrollPane = (JScrollPane) createLayout(bothTables, true,
285                Arrays.asList(this.btnAdd, this.btnEdit, this.btnDel));
286
287        MouseClickWatch mouseClickWatch = new MouseClickWatch();
288        tagTable.addMouseListener(mouseClickWatch);
289        membershipTable.addMouseListener(mouseClickWatch);
290        scrollPane.addMouseListener(mouseClickWatch);
291
292        selectSth.setPreferredSize(scrollPane.getSize());
293        presets.setSize(scrollPane.getSize());
294
295        editHelper.loadTagsIfNeeded();
296
297        Main.pref.addPreferenceChangeListener(this);
298    }
299
300    private void buildTagsTable() {
301        // setting up the tags table
302        tagData.setColumnIdentifiers(new String[]{tr("Key"), tr("Value")});
303        tagTable.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
304        tagTable.getTableHeader().setReorderingAllowed(false);
305
306        PropertiesCellRenderer cellRenderer = new PropertiesCellRenderer();
307        tagTable.getColumnModel().getColumn(0).setCellRenderer(cellRenderer);
308        tagTable.getColumnModel().getColumn(1).setCellRenderer(cellRenderer);
309        tagTable.setRowSorter(tagRowSorter);
310
311        tagRowSorter.setComparator(0, AlphanumComparator.getInstance());
312        tagRowSorter.setComparator(1, new Comparator<Object>() {
313            @Override
314            public int compare(Object o1, Object o2) {
315                if (o1 instanceof Map && o2 instanceof Map) {
316                    final String v1 = ((Map) o1).size() == 1 ? (String) ((Map) o1).keySet().iterator().next() : tr("<different>");
317                    final String v2 = ((Map) o2).size() == 1 ? (String) ((Map) o2).keySet().iterator().next() : tr("<different>");
318                    return AlphanumComparator.getInstance().compare(v1, v2);
319                } else {
320                    return AlphanumComparator.getInstance().compare(String.valueOf(o1), String.valueOf(o2));
321                }
322            }
323        });
324    }
325
326    private void buildMembershipTable() {
327        membershipData.setColumnIdentifiers(new String[]{tr("Member Of"), tr("Role"), tr("Position")});
328        membershipTable.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
329
330        TableColumnModel mod = membershipTable.getColumnModel();
331        membershipTable.getTableHeader().setReorderingAllowed(false);
332        mod.getColumn(0).setCellRenderer(new DefaultTableCellRenderer() {
333            @Override public Component getTableCellRendererComponent(JTable table, Object value,
334                    boolean isSelected, boolean hasFocus, int row, int column) {
335                Component c = super.getTableCellRendererComponent(table, value, isSelected, false, row, column);
336                if (value == null)
337                    return this;
338                if (c instanceof JLabel) {
339                    JLabel label = (JLabel) c;
340                    Relation r = (Relation) value;
341                    label.setText(r.getDisplayName(DefaultNameFormatter.getInstance()));
342                    if (r.isDisabledAndHidden()) {
343                        label.setFont(label.getFont().deriveFont(Font.ITALIC));
344                    }
345                }
346                return c;
347            }
348        });
349
350        mod.getColumn(1).setCellRenderer(new DefaultTableCellRenderer() {
351            @Override public Component getTableCellRendererComponent(JTable table, Object value,
352                    boolean isSelected, boolean hasFocus, int row, int column) {
353                if (value == null)
354                    return this;
355                Component c = super.getTableCellRendererComponent(table, value, isSelected, false, row, column);
356                boolean isDisabledAndHidden = ((Relation) table.getValueAt(row, 0)).isDisabledAndHidden();
357                if (c instanceof JLabel) {
358                    JLabel label = (JLabel) c;
359                    label.setText(((MemberInfo) value).getRoleString());
360                    if (isDisabledAndHidden) {
361                        label.setFont(label.getFont().deriveFont(Font.ITALIC));
362                    }
363                }
364                return c;
365            }
366        });
367
368        mod.getColumn(2).setCellRenderer(new DefaultTableCellRenderer() {
369            @Override public Component getTableCellRendererComponent(JTable table, Object value,
370                    boolean isSelected, boolean hasFocus, int row, int column) {
371                Component c = super.getTableCellRendererComponent(table, value, isSelected, false, row, column);
372                boolean isDisabledAndHidden = ((Relation) table.getValueAt(row, 0)).isDisabledAndHidden();
373                if (c instanceof JLabel) {
374                    JLabel label = (JLabel) c;
375                    label.setText(((MemberInfo) table.getValueAt(row, 1)).getPositionString());
376                    if (isDisabledAndHidden) {
377                        label.setFont(label.getFont().deriveFont(Font.ITALIC));
378                    }
379                }
380                return c;
381            }
382        });
383        mod.getColumn(2).setPreferredWidth(20);
384        mod.getColumn(1).setPreferredWidth(40);
385        mod.getColumn(0).setPreferredWidth(200);
386    }
387
388    /**
389     * Creates the popup menu @field blankSpaceMenu and its launcher on main panel.
390     */
391    private void setupBlankSpaceMenu() {
392        if (Main.pref.getBoolean("properties.menu.add_edit_delete", true)) {
393            blankSpaceMenuHandler.addAction(addAction);
394            PopupMenuLauncher launcher = new PopupMenuLauncher(blankSpaceMenu) {
395                @Override
396                protected boolean checkSelection(Component component, Point p) {
397                    if (component instanceof JTable) {
398                        return ((JTable) component).rowAtPoint(p) == -1;
399                    }
400                    return true;
401                }
402            };
403            bothTables.addMouseListener(launcher);
404            tagTable.addMouseListener(launcher);
405        }
406    }
407
408    /**
409     * Creates the popup menu @field membershipMenu and its launcher on membership table.
410     */
411    private void setupMembershipMenu() {
412        // setting up the membership table
413        if (Main.pref.getBoolean("properties.menu.add_edit_delete", true)) {
414            membershipMenuHandler.addAction(editAction);
415            membershipMenuHandler.addAction(deleteAction);
416            membershipMenu.addSeparator();
417        }
418        membershipMenuHandler.addAction(setRelationSelectionAction);
419        membershipMenuHandler.addAction(selectRelationAction);
420        membershipMenuHandler.addAction(addRelationToSelectionAction);
421        membershipMenuHandler.addAction(selectMembersAction);
422        membershipMenuHandler.addAction(addMembersToSelectionAction);
423        membershipMenu.addSeparator();
424        membershipMenuHandler.addAction(downloadMembersAction);
425        membershipMenuHandler.addAction(downloadSelectedIncompleteMembersAction);
426        membershipMenu.addSeparator();
427        membershipMenu.add(helpAction);
428        membershipMenu.add(taginfoAction);
429
430        membershipTable.addMouseListener(new PopupMenuLauncher(membershipMenu) {
431            @Override
432            protected int checkTableSelection(JTable table, Point p) {
433                int row = super.checkTableSelection(table, p);
434                List<Relation> rels = new ArrayList<>();
435                for (int i: table.getSelectedRows()) {
436                    rels.add((Relation) table.getValueAt(i, 0));
437                }
438                membershipMenuHandler.setPrimitives(rels);
439                return row;
440            }
441
442            @Override
443            public void mouseClicked(MouseEvent e) {
444                //update highlights
445                if (Main.isDisplayingMapView()) {
446                    int row = membershipTable.rowAtPoint(e.getPoint());
447                    if (row >= 0) {
448                        if (highlightHelper.highlightOnly((Relation) membershipTable.getValueAt(row, 0))) {
449                            Main.map.mapView.repaint();
450                        }
451                    }
452                }
453                super.mouseClicked(e);
454            }
455
456            @Override
457            public void mouseExited(MouseEvent me) {
458                highlightHelper.clear();
459            }
460        });
461    }
462
463    /**
464     * Creates the popup menu @field tagMenu and its launcher on tag table.
465     */
466    private void setupTagsMenu() {
467        if (Main.pref.getBoolean("properties.menu.add_edit_delete", true)) {
468            tagMenu.add(addAction);
469            tagMenu.add(editAction);
470            tagMenu.add(deleteAction);
471            tagMenu.addSeparator();
472        }
473        tagMenu.add(pasteValueAction);
474        tagMenu.add(copyValueAction);
475        tagMenu.add(copyKeyValueAction);
476        tagMenu.add(copyAllKeyValueAction);
477        tagMenu.addSeparator();
478        tagMenu.add(searchActionAny);
479        tagMenu.add(searchActionSame);
480        tagMenu.addSeparator();
481        tagMenu.add(helpAction);
482        tagMenu.add(taginfoAction);
483        tagTable.addMouseListener(new PopupMenuLauncher(tagMenu));
484    }
485
486    public void setFilter(final SearchCompiler.Match filter) {
487        this.tagRowSorter.setRowFilter(new SearchBasedRowFilter(filter));
488    }
489
490    /**
491     * Assigns all needed keys like Enter and Spacebar to most important actions.
492     */
493    private void setupKeyboardShortcuts() {
494
495        // ENTER = editAction, open "edit" dialog
496        tagTable.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT)
497                .put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), "onTableEnter");
498        tagTable.getActionMap().put("onTableEnter", editAction);
499        membershipTable.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT)
500                .put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), "onTableEnter");
501        membershipTable.getActionMap().put("onTableEnter", editAction);
502
503        // INSERT button = addAction, open "add tag" dialog
504        tagTable.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT)
505                .put(KeyStroke.getKeyStroke(KeyEvent.VK_INSERT, 0), "onTableInsert");
506        tagTable.getActionMap().put("onTableInsert", addAction);
507
508        // unassign some standard shortcuts for JTable to allow upload / download / image browsing
509        InputMapUtils.unassignCtrlShiftUpDown(tagTable, JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
510        InputMapUtils.unassignPageUpDown(tagTable, JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
511
512        // unassign some standard shortcuts for correct copy-pasting, fix #8508
513        tagTable.setTransferHandler(null);
514
515        tagTable.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT)
516                .put(KeyStroke.getKeyStroke(KeyEvent.VK_C, InputEvent.CTRL_MASK), "onCopy");
517        tagTable.getActionMap().put("onCopy", copyKeyValueAction);
518
519        // allow using enter to add tags for all look&feel configurations
520        InputMapUtils.enableEnter(this.btnAdd);
521
522        // DEL button = deleteAction
523        getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(
524                KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0), "delete"
525                );
526        getActionMap().put("delete", deleteAction);
527
528        // F1 button = custom help action
529        getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(
530                KeyStroke.getKeyStroke(KeyEvent.VK_F1, 0), "onHelp");
531        getActionMap().put("onHelp", helpAction);
532    }
533
534    private JosmTextField setupFilter() {
535        final JosmTextField f = new DisableShortcutsOnFocusGainedTextField();
536        f.setToolTipText(tr("Tag filter"));
537        final CompileSearchTextDecorator decorator = CompileSearchTextDecorator.decorate(f);
538        f.addPropertyChangeListener("filter", new PropertyChangeListener() {
539            @Override
540            public void propertyChange(PropertyChangeEvent evt) {
541                setFilter(decorator.getMatch());
542            }
543        });
544        return f;
545    }
546
547     /**
548     * This simply fires up an {@link RelationEditor} for the relation shown; everything else
549     * is the editor's business.
550     *
551     * @param row position
552     */
553    private void editMembership(int row) {
554        Relation relation = (Relation) membershipData.getValueAt(row, 0);
555        Main.map.relationListDialog.selectRelation(relation);
556        RelationEditor.getEditor(
557                Main.main.getEditLayer(),
558                relation,
559                ((MemberInfo) membershipData.getValueAt(row, 1)).role
560        ).setVisible(true);
561    }
562
563    private int findRow(TableModel model, Object value) {
564        for (int i = 0; i < model.getRowCount(); i++) {
565            if (model.getValueAt(i, 0).equals(value))
566                return i;
567        }
568        return -1;
569    }
570
571    /**
572     * Update selection status, call @{link #selectionChanged} function.
573     */
574    private void updateSelection() {
575        // Parameter is ignored in this class
576        selectionChanged(null);
577    }
578
579    @Override
580    public void showNotify() {
581        DatasetEventManager.getInstance().addDatasetListener(dataChangedAdapter, FireMode.IN_EDT_CONSOLIDATED);
582        SelectionEventManager.getInstance().addSelectionListener(this, FireMode.IN_EDT_CONSOLIDATED);
583        MapView.addEditLayerChangeListener(this);
584        for (JosmAction action : josmActions) {
585            Main.registerActionShortcut(action);
586        }
587        updateSelection();
588    }
589
590    @Override
591    public void hideNotify() {
592        DatasetEventManager.getInstance().removeDatasetListener(dataChangedAdapter);
593        SelectionEventManager.getInstance().removeSelectionListener(this);
594        MapView.removeEditLayerChangeListener(this);
595        for (JosmAction action : josmActions) {
596            Main.unregisterActionShortcut(action);
597        }
598    }
599
600    @Override
601    public void setVisible(boolean b) {
602        super.setVisible(b);
603        if (b && Main.main.getCurrentDataSet() != null) {
604            updateSelection();
605        }
606    }
607
608    @Override
609    public void destroy() {
610        super.destroy();
611        Main.pref.removePreferenceChangeListener(this);
612        for (JosmAction action : josmActions) {
613            action.destroy();
614        }
615        Container parent = pluginHook.getParent();
616        if (parent != null) {
617            parent.remove(pluginHook);
618        }
619    }
620
621    @Override
622    public void selectionChanged(Collection<? extends OsmPrimitive> newSelection) {
623        if (!isVisible())
624            return;
625        if (tagTable == null)
626            return; // selection changed may be received in base class constructor before init
627        if (tagTable.getCellEditor() != null) {
628            tagTable.getCellEditor().cancelCellEditing();
629        }
630
631        // Ignore parameter as we do not want to operate always on real selection here, especially in draw mode
632        Collection<OsmPrimitive> newSel = Main.main.getInProgressSelection();
633        if (newSel == null) {
634            newSel = Collections.<OsmPrimitive>emptyList();
635        }
636
637        String selectedTag;
638        Relation selectedRelation = null;
639        selectedTag = editHelper.getChangedKey(); // select last added or last edited key by default
640        if (selectedTag == null && tagTable.getSelectedRowCount() == 1) {
641            selectedTag = (String) tagData.getValueAt(tagTable.getSelectedRow(), 0);
642        }
643        if (membershipTable.getSelectedRowCount() == 1) {
644            selectedRelation = (Relation) membershipData.getValueAt(membershipTable.getSelectedRow(), 0);
645        }
646
647        // re-load tag data
648        tagData.setRowCount(0);
649
650        final boolean displayDiscardableKeys = Main.pref.getBoolean("display.discardable-keys", false);
651        final Map<String, Integer> keyCount = new HashMap<>();
652        final Map<String, String> tags = new HashMap<>();
653        valueCount.clear();
654        Set<TaggingPresetType> types = EnumSet.noneOf(TaggingPresetType.class);
655        for (OsmPrimitive osm : newSel) {
656            types.add(TaggingPresetType.forPrimitive(osm));
657            for (String key : osm.keySet()) {
658                if (displayDiscardableKeys || !OsmPrimitive.getDiscardableKeys().contains(key)) {
659                    String value = osm.get(key);
660                    keyCount.put(key, keyCount.containsKey(key) ? keyCount.get(key) + 1 : 1);
661                    if (valueCount.containsKey(key)) {
662                        Map<String, Integer> v = valueCount.get(key);
663                        v.put(value, v.containsKey(value) ? v.get(value) + 1 : 1);
664                    } else {
665                        Map<String, Integer> v = new TreeMap<>();
666                        v.put(value, 1);
667                        valueCount.put(key, v);
668                    }
669                }
670            }
671        }
672        for (Entry<String, Map<String, Integer>> e : valueCount.entrySet()) {
673            int count = 0;
674            for (Entry<String, Integer> e1 : e.getValue().entrySet()) {
675                count += e1.getValue();
676            }
677            if (count < newSel.size()) {
678                e.getValue().put("", newSel.size() - count);
679            }
680            tagData.addRow(new Object[]{e.getKey(), e.getValue()});
681            tags.put(e.getKey(), e.getValue().size() == 1
682                    ? e.getValue().keySet().iterator().next() : tr("<different>"));
683        }
684
685        membershipData.setRowCount(0);
686
687        Map<Relation, MemberInfo> roles = new HashMap<>();
688        for (OsmPrimitive primitive: newSel) {
689            for (OsmPrimitive ref: primitive.getReferrers(true)) {
690                if (ref instanceof Relation && !ref.isIncomplete() && !ref.isDeleted()) {
691                    Relation r = (Relation) ref;
692                    MemberInfo mi = roles.get(r);
693                    if (mi == null) {
694                        mi = new MemberInfo(newSel);
695                    }
696                    roles.put(r, mi);
697                    int i = 1;
698                    for (RelationMember m : r.getMembers()) {
699                        if (m.getMember() == primitive) {
700                            mi.add(m, i);
701                        }
702                        ++i;
703                    }
704                }
705            }
706        }
707
708        List<Relation> sortedRelations = new ArrayList<>(roles.keySet());
709        Collections.sort(sortedRelations, new Comparator<Relation>() {
710            @Override
711            public int compare(Relation o1, Relation o2) {
712                int comp = Boolean.valueOf(o1.isDisabledAndHidden()).compareTo(o2.isDisabledAndHidden());
713                return comp != 0 ? comp : DefaultNameFormatter.getInstance().getRelationComparator().compare(o1, o2);
714            }
715        });
716
717        for (Relation r: sortedRelations) {
718            membershipData.addRow(new Object[]{r, roles.get(r)});
719        }
720
721        presets.updatePresets(types, tags, presetHandler);
722
723        membershipTable.getTableHeader().setVisible(membershipData.getRowCount() > 0);
724        membershipTable.setVisible(membershipData.getRowCount() > 0);
725
726        boolean hasSelection = !newSel.isEmpty();
727        boolean hasTags = hasSelection && tagData.getRowCount() > 0;
728        boolean hasMemberships = hasSelection && membershipData.getRowCount() > 0;
729        addAction.setEnabled(hasSelection);
730        editAction.setEnabled(hasTags || hasMemberships);
731        deleteAction.setEnabled(hasTags || hasMemberships);
732        tagTable.setVisible(hasTags);
733        tagTable.getTableHeader().setVisible(hasTags);
734        tagTableFilter.setVisible(hasTags);
735        selectSth.setVisible(!hasSelection);
736        pluginHook.setVisible(hasSelection);
737
738        int selectedIndex;
739        if (selectedTag != null && (selectedIndex = findRow(tagData, selectedTag)) != -1) {
740            tagTable.changeSelection(selectedIndex, 0, false, false);
741        } else if (selectedRelation != null && (selectedIndex = findRow(membershipData, selectedRelation)) != -1) {
742            membershipTable.changeSelection(selectedIndex, 0, false, false);
743        } else if (hasTags) {
744            tagTable.changeSelection(0, 0, false, false);
745        } else if (hasMemberships) {
746            membershipTable.changeSelection(0, 0, false, false);
747        }
748
749        if (tagData.getRowCount() != 0 || membershipData.getRowCount() != 0) {
750            if (newSel.size() > 1) {
751                setTitle(tr("Objects: {2} / Tags: {0} / Memberships: {1}",
752                    tagData.getRowCount(), membershipData.getRowCount(), newSel.size()));
753            } else {
754                setTitle(tr("Tags: {0} / Memberships: {1}",
755                    tagData.getRowCount(), membershipData.getRowCount()));
756            }
757        } else {
758            setTitle(tr("Tags / Memberships"));
759        }
760    }
761
762    /* ---------------------------------------------------------------------------------- */
763    /* EditLayerChangeListener                                                            */
764    /* ---------------------------------------------------------------------------------- */
765    @Override
766    public void editLayerChanged(OsmDataLayer oldLayer, OsmDataLayer newLayer) {
767        if (newLayer == null) editHelper.saveTagsIfNeeded();
768        // it is time to save history of tags
769        GuiHelper.runInEDT(new Runnable() {
770            @Override public void run() {
771                updateSelection();
772            }
773        });
774    }
775
776    @Override
777    public void processDatasetEvent(AbstractDatasetChangedEvent event) {
778        updateSelection();
779    }
780
781    /**
782     * Replies the tag popup menu handler.
783     * @return The tag popup menu handler
784     */
785    public PopupMenuHandler getPropertyPopupMenuHandler() {
786        return tagMenuHandler;
787    }
788
789    /**
790     * Returns the selected tag.
791     * @return The current selected tag
792     */
793    @SuppressWarnings("unchecked")
794    public Tag getSelectedProperty() {
795        int row = tagTable.getSelectedRow();
796        if (row == -1) return null;
797        Map<String, Integer> map = (TreeMap<String, Integer>) tagData.getValueAt(row, 1);
798        return new Tag(
799                tagData.getValueAt(row, 0).toString(),
800                map.size() > 1 ? "" : map.keySet().iterator().next());
801    }
802
803    /**
804     * Replies the membership popup menu handler.
805     * @return The membership popup menu handler
806     */
807    public PopupMenuHandler getMembershipPopupMenuHandler() {
808        return membershipMenuHandler;
809    }
810
811    /**
812     * Returns the selected relation membership.
813     * @return The current selected relation membership
814     */
815    public IRelation getSelectedMembershipRelation() {
816        int row = membershipTable.getSelectedRow();
817        return row > -1 ? (IRelation) membershipData.getValueAt(row, 0) : null;
818    }
819
820    /**
821     * Class that watches for mouse clicks
822     * @author imi
823     */
824    public class MouseClickWatch extends MouseAdapter {
825        @Override
826        public void mouseClicked(MouseEvent e) {
827            if (e.getClickCount() < 2) {
828                // single click, clear selection in other table not clicked in
829                if (e.getSource() == tagTable) {
830                    membershipTable.clearSelection();
831                } else if (e.getSource() == membershipTable) {
832                    tagTable.clearSelection();
833                }
834            } else if (e.getSource() == tagTable) {
835                // double click, edit or add tag
836                int row = tagTable.rowAtPoint(e.getPoint());
837                if (row > -1) {
838                    boolean focusOnKey = tagTable.columnAtPoint(e.getPoint()) == 0;
839                    editHelper.editTag(row, focusOnKey);
840                } else {
841                    editHelper.addTag();
842                    btnAdd.requestFocusInWindow();
843                }
844            } else if (e.getSource() == membershipTable) {
845                int row = membershipTable.rowAtPoint(e.getPoint());
846                if (row > -1) {
847                    editMembership(row);
848                }
849            } else {
850                editHelper.addTag();
851                btnAdd.requestFocusInWindow();
852            }
853        }
854
855        @Override
856        public void mousePressed(MouseEvent e) {
857            if (e.getSource() == tagTable) {
858                membershipTable.clearSelection();
859            } else if (e.getSource() == membershipTable) {
860                tagTable.clearSelection();
861            }
862        }
863    }
864
865    static class MemberInfo {
866        private List<RelationMember> role = new ArrayList<>();
867        private Set<OsmPrimitive> members = new HashSet<>();
868        private List<Integer> position = new ArrayList<>();
869        private Iterable<OsmPrimitive> selection;
870        private String positionString;
871        private String roleString;
872
873        MemberInfo(Iterable<OsmPrimitive> selection) {
874            this.selection = selection;
875        }
876
877        void add(RelationMember r, Integer p) {
878            role.add(r);
879            members.add(r.getMember());
880            position.add(p);
881        }
882
883        String getPositionString() {
884            if (positionString == null) {
885                positionString = Utils.getPositionListString(position);
886                // if not all objects from the selection are member of this relation
887                if (Utils.exists(selection, Predicates.not(Predicates.inCollection(members)))) {
888                    positionString += ",\u2717";
889                }
890                members = null;
891                position = null;
892                selection = null;
893            }
894            return Utils.shortenString(positionString, 20);
895        }
896
897        String getRoleString() {
898            if (roleString == null) {
899                for (RelationMember r : role) {
900                    if (roleString == null) {
901                        roleString = r.getRole();
902                    } else if (!roleString.equals(r.getRole())) {
903                        roleString = tr("<different>");
904                        break;
905                    }
906                }
907            }
908            return roleString;
909        }
910
911        @Override
912        public String toString() {
913            return "MemberInfo{" +
914                    "roles='" + roleString + '\'' +
915                    ", positions='" + positionString + '\'' +
916                    '}';
917        }
918    }
919
920    /**
921     * Class that allows fast creation of read-only table model with String columns
922     */
923    public static class ReadOnlyTableModel extends DefaultTableModel {
924        @Override
925        public boolean isCellEditable(int row, int column) {
926            return false;
927        }
928
929        @Override
930        public Class<?> getColumnClass(int columnIndex) {
931            return String.class;
932        }
933    }
934
935    /**
936     * Action handling delete button press in properties dialog.
937     */
938    class DeleteAction extends JosmAction implements ListSelectionListener {
939
940        private static final String DELETE_FROM_RELATION_PREF = "delete_from_relation";
941
942        DeleteAction() {
943            super(tr("Delete"), /* ICON() */ "dialogs/delete", tr("Delete the selected key in all objects"),
944                    Shortcut.registerShortcut("properties:delete", tr("Delete Tags"), KeyEvent.VK_D,
945                            Shortcut.ALT_CTRL_SHIFT), false);
946            updateEnabledState();
947        }
948
949        protected void deleteTags(int[] rows) {
950            // convert list of rows to HashMap (and find gap for nextKey)
951            Map<String, String> tags = new HashMap<>(rows.length);
952            int nextKeyIndex = rows[0];
953            for (int row : rows) {
954                String key = tagData.getValueAt(row, 0).toString();
955                if (row == nextKeyIndex + 1) {
956                    nextKeyIndex = row; // no gap yet
957                }
958                tags.put(key, null);
959            }
960
961            // find key to select after deleting other tags
962            String nextKey = null;
963            int rowCount = tagData.getRowCount();
964            if (rowCount > rows.length) {
965                if (nextKeyIndex == rows[rows.length-1]) {
966                    // no gap found, pick next or previous key in list
967                    nextKeyIndex = (nextKeyIndex + 1 < rowCount ? nextKeyIndex + 1 : rows[0] - 1);
968                } else {
969                    // gap found
970                    nextKeyIndex++;
971                }
972                nextKey = (String) tagData.getValueAt(nextKeyIndex, 0);
973            }
974
975            Collection<OsmPrimitive> sel = Main.main.getInProgressSelection();
976            Main.main.undoRedo.add(new ChangePropertyCommand(sel, tags));
977
978            membershipTable.clearSelection();
979            if (nextKey != null) {
980                tagTable.changeSelection(findRow(tagData, nextKey), 0, false, false);
981            }
982        }
983
984        protected void deleteFromRelation(int row) {
985            Relation cur = (Relation) membershipData.getValueAt(row, 0);
986
987            Relation nextRelation = null;
988            int rowCount = membershipTable.getRowCount();
989            if (rowCount > 1) {
990                nextRelation = (Relation) membershipData.getValueAt(row + 1 < rowCount ? row + 1 : row - 1, 0);
991            }
992
993            ExtendedDialog ed = new ExtendedDialog(Main.parent,
994                    tr("Change relation"),
995                    new String[] {tr("Delete from relation"), tr("Cancel")});
996            ed.setButtonIcons(new String[] {"dialogs/delete", "cancel"});
997            ed.setContent(tr("Really delete selection from relation {0}?", cur.getDisplayName(DefaultNameFormatter.getInstance())));
998            ed.toggleEnable(DELETE_FROM_RELATION_PREF);
999            ed.showDialog();
1000
1001            if (ed.getValue() != 1)
1002                return;
1003
1004            Relation rel = new Relation(cur);
1005            for (OsmPrimitive primitive: Main.main.getInProgressSelection()) {
1006                rel.removeMembersFor(primitive);
1007            }
1008            Main.main.undoRedo.add(new ChangeCommand(cur, rel));
1009
1010            tagTable.clearSelection();
1011            if (nextRelation != null) {
1012                membershipTable.changeSelection(findRow(membershipData, nextRelation), 0, false, false);
1013            }
1014        }
1015
1016        @Override
1017        public void actionPerformed(ActionEvent e) {
1018            if (tagTable.getSelectedRowCount() > 0) {
1019                int[] rows = tagTable.getSelectedRows();
1020                deleteTags(rows);
1021            } else if (membershipTable.getSelectedRowCount() > 0) {
1022                ConditionalOptionPaneUtil.startBulkOperation(DELETE_FROM_RELATION_PREF);
1023                int[] rows = membershipTable.getSelectedRows();
1024                // delete from last relation to conserve row numbers in the table
1025                for (int i = rows.length-1; i >= 0; i--) {
1026                    deleteFromRelation(rows[i]);
1027                }
1028                ConditionalOptionPaneUtil.endBulkOperation(DELETE_FROM_RELATION_PREF);
1029            }
1030        }
1031
1032        @Override
1033        protected final void updateEnabledState() {
1034            setEnabled(
1035                    (tagTable != null && tagTable.getSelectedRowCount() >= 1)
1036                    || (membershipTable != null && membershipTable.getSelectedRowCount() > 0)
1037                    );
1038        }
1039
1040        @Override
1041        public void valueChanged(ListSelectionEvent e) {
1042            updateEnabledState();
1043        }
1044    }
1045
1046    /**
1047     * Action handling add button press in properties dialog.
1048     */
1049    class AddAction extends JosmAction {
1050        AddAction() {
1051            super(tr("Add"), /* ICON() */ "dialogs/add", tr("Add a new key/value pair to all objects"),
1052                    Shortcut.registerShortcut("properties:add", tr("Add Tag"), KeyEvent.VK_A,
1053                            Shortcut.ALT), false);
1054        }
1055
1056        @Override
1057        public void actionPerformed(ActionEvent e) {
1058            editHelper.addTag();
1059            btnAdd.requestFocusInWindow();
1060        }
1061    }
1062
1063    /**
1064     * Action handling edit button press in properties dialog.
1065     */
1066    class EditAction extends JosmAction implements ListSelectionListener {
1067        EditAction() {
1068            super(tr("Edit"), /* ICON() */ "dialogs/edit", tr("Edit the value of the selected key for all objects"),
1069                    Shortcut.registerShortcut("properties:edit", tr("Edit Tags"), KeyEvent.VK_S,
1070                            Shortcut.ALT), false);
1071            updateEnabledState();
1072        }
1073
1074        @Override
1075        public void actionPerformed(ActionEvent e) {
1076            if (!isEnabled())
1077                return;
1078            if (tagTable.getSelectedRowCount() == 1) {
1079                int row = tagTable.getSelectedRow();
1080                editHelper.editTag(row, false);
1081            } else if (membershipTable.getSelectedRowCount() == 1) {
1082                int row = membershipTable.getSelectedRow();
1083                editMembership(row);
1084            }
1085        }
1086
1087        @Override
1088        protected void updateEnabledState() {
1089            setEnabled(
1090                    (tagTable != null && tagTable.getSelectedRowCount() == 1)
1091                    ^ (membershipTable != null && membershipTable.getSelectedRowCount() == 1)
1092                    );
1093        }
1094
1095        @Override
1096        public void valueChanged(ListSelectionEvent e) {
1097            updateEnabledState();
1098        }
1099    }
1100
1101    class HelpAction extends AbstractAction {
1102        HelpAction() {
1103            putValue(NAME, tr("Go to OSM wiki for tag help (F1)"));
1104            putValue(SHORT_DESCRIPTION, tr("Launch browser with wiki help for selected object"));
1105            putValue(SMALL_ICON, ImageProvider.get("dialogs", "search"));
1106        }
1107
1108        @Override
1109        public void actionPerformed(ActionEvent e) {
1110            try {
1111                String base = Main.pref.get("url.openstreetmap-wiki", "http://wiki.openstreetmap.org/wiki/");
1112                String lang = LanguageInfo.getWikiLanguagePrefix();
1113                final List<URI> uris = new ArrayList<>();
1114                int row;
1115                if (tagTable.getSelectedRowCount() == 1) {
1116                    row = tagTable.getSelectedRow();
1117                    String key = Utils.encodeUrl(tagData.getValueAt(row, 0).toString());
1118                    @SuppressWarnings("unchecked")
1119                    Map<String, Integer> m = (Map<String, Integer>) tagData.getValueAt(row, 1);
1120                    String val = Utils.encodeUrl(m.entrySet().iterator().next().getKey());
1121
1122                    uris.add(new URI(String.format("%s%sTag:%s=%s", base, lang, key, val)));
1123                    uris.add(new URI(String.format("%sTag:%s=%s", base, key, val)));
1124                    uris.add(new URI(String.format("%s%sKey:%s", base, lang, key)));
1125                    uris.add(new URI(String.format("%sKey:%s", base, key)));
1126                    uris.add(new URI(String.format("%s%sMap_Features", base, lang)));
1127                    uris.add(new URI(String.format("%sMap_Features", base)));
1128                } else if (membershipTable.getSelectedRowCount() == 1) {
1129                    row = membershipTable.getSelectedRow();
1130                    String type = ((Relation) membershipData.getValueAt(row, 0)).get("type");
1131                    if (type != null) {
1132                        type = Utils.encodeUrl(type);
1133                    }
1134
1135                    if (type != null && !type.isEmpty()) {
1136                        uris.add(new URI(String.format("%s%sRelation:%s", base, lang, type)));
1137                        uris.add(new URI(String.format("%sRelation:%s", base, type)));
1138                    }
1139
1140                    uris.add(new URI(String.format("%s%sRelations", base, lang)));
1141                    uris.add(new URI(String.format("%sRelations", base)));
1142                } else {
1143                    // give the generic help page, if more than one element is selected
1144                    uris.add(new URI(String.format("%s%sMap_Features", base, lang)));
1145                    uris.add(new URI(String.format("%sMap_Features", base)));
1146                }
1147
1148                Main.worker.execute(new Runnable() {
1149                    @Override public void run() {
1150                        try {
1151                            // find a page that actually exists in the wiki
1152                            HttpURLConnection conn;
1153                            for (URI u : uris) {
1154                                conn = Utils.openHttpConnection(u.toURL());
1155                                conn.setConnectTimeout(Main.pref.getInteger("socket.timeout.connect", 15)*1000);
1156
1157                                if (conn.getResponseCode() != 200) {
1158                                    Main.info("{0} does not exist", u);
1159                                    conn.disconnect();
1160                                } else {
1161                                    int osize = conn.getContentLength();
1162                                    if (osize > -1) {
1163                                        conn.disconnect();
1164
1165                                        conn = Utils.openHttpConnection(new URI(u.toString()
1166                                                .replace("=", "%3D") /* do not URLencode whole string! */
1167                                                .replaceFirst("/wiki/", "/w/index.php?redirect=no&title=")
1168                                                ).toURL());
1169                                        conn.setConnectTimeout(Main.pref.getInteger("socket.timeout.connect", 15)*1000);
1170                                    }
1171
1172                                    /* redirect pages have different content length, but retrieving a "nonredirect"
1173                                     *  page using index.php and the direct-link method gives slightly different
1174                                     *  content lengths, so we have to be fuzzy.. (this is UGLY, recode if u know better)
1175                                     */
1176                                    if (conn.getContentLength() != -1 && osize > -1 && Math.abs(conn.getContentLength() - osize) > 200) {
1177                                        Main.info("{0} is a mediawiki redirect", u);
1178                                        conn.disconnect();
1179                                    } else {
1180                                        Main.info("browsing to {0}", u);
1181                                        conn.disconnect();
1182
1183                                        OpenBrowser.displayUrl(u.toString());
1184                                        break;
1185                                    }
1186                                }
1187                            }
1188                        } catch (Exception e) {
1189                            Main.error(e);
1190                        }
1191                    }
1192                });
1193            } catch (URISyntaxException e1) {
1194                Main.error(e1);
1195            }
1196        }
1197    }
1198
1199    class TaginfoAction extends JosmAction {
1200
1201        final StringProperty TAGINFO_URL_PROP = new StringProperty("taginfo.url", "https://taginfo.openstreetmap.org/");
1202
1203        TaginfoAction() {
1204            super(tr("Go to Taginfo"), "dialogs/taginfo", tr("Launch browser with Taginfo statistics for selected object"), null, false);
1205        }
1206
1207        @Override
1208        @SuppressWarnings("unchecked")
1209        public void actionPerformed(ActionEvent e) {
1210            final String url;
1211            if (tagTable.getSelectedRowCount() == 1) {
1212                final int row = tagTable.getSelectedRow();
1213                final String key = Utils.encodeUrl(tagData.getValueAt(row, 0).toString());
1214                Map<String, Integer> values = (Map<String, Integer>) tagData.getValueAt(row, 1);
1215                if (values.size() == 1) {
1216                    url = TAGINFO_URL_PROP.get() + "tags/" + key /* do not URL encode key, otherwise addr:street does not work */
1217                            + '=' + Utils.encodeUrl(values.keySet().iterator().next());
1218                } else {
1219                    url = TAGINFO_URL_PROP.get() + "keys/" + key; /* do not URL encode key, otherwise addr:street does not work */
1220                }
1221            } else if (membershipTable.getSelectedRowCount() == 1) {
1222                final String type = ((Relation) membershipData.getValueAt(membershipTable.getSelectedRow(), 0)).get("type");
1223                url = TAGINFO_URL_PROP.get() + "relations/" + type;
1224            } else {
1225                return;
1226            }
1227            OpenBrowser.displayUrl(url);
1228        }
1229    }
1230
1231    class PasteValueAction extends AbstractAction {
1232        PasteValueAction() {
1233            putValue(NAME, tr("Paste Value"));
1234            putValue(SHORT_DESCRIPTION, tr("Paste the value of the selected tag from clipboard"));
1235        }
1236
1237        @Override
1238        public void actionPerformed(ActionEvent ae) {
1239            if (tagTable.getSelectedRowCount() != 1)
1240                return;
1241            String key = tagData.getValueAt(tagTable.getSelectedRow(), 0).toString();
1242            Collection<OsmPrimitive> sel = Main.main.getInProgressSelection();
1243            String clipboard = Utils.getClipboardContent();
1244            if (sel.isEmpty() || clipboard == null)
1245                return;
1246            Main.main.undoRedo.add(new ChangePropertyCommand(sel, key, Utils.strip(clipboard)));
1247        }
1248    }
1249
1250    abstract class AbstractCopyAction extends AbstractAction {
1251
1252        protected abstract Collection<String> getString(OsmPrimitive p, String key);
1253
1254        @Override
1255        public void actionPerformed(ActionEvent ae) {
1256            int[] rows = tagTable.getSelectedRows();
1257            Set<String> values = new TreeSet<>();
1258            Collection<OsmPrimitive> sel = Main.main.getInProgressSelection();
1259            if (rows.length == 0 || sel.isEmpty()) return;
1260
1261            for (int row: rows) {
1262                String key = tagData.getValueAt(row, 0).toString();
1263                if (sel.isEmpty())
1264                    return;
1265                for (OsmPrimitive p : sel) {
1266                    Collection<String> s = getString(p, key);
1267                    if (s != null) {
1268                        values.addAll(s);
1269                    }
1270                }
1271            }
1272            if (!values.isEmpty()) {
1273                Utils.copyToClipboard(Utils.join("\n", values));
1274            }
1275        }
1276    }
1277
1278    class CopyValueAction extends AbstractCopyAction {
1279
1280        /**
1281         * Constructs a new {@code CopyValueAction}.
1282         */
1283        CopyValueAction() {
1284            putValue(NAME, tr("Copy Value"));
1285            putValue(SHORT_DESCRIPTION, tr("Copy the value of the selected tag to clipboard"));
1286        }
1287
1288        @Override
1289        protected Collection<String> getString(OsmPrimitive p, String key) {
1290            String v = p.get(key);
1291            return v == null ? null : Collections.singleton(v);
1292        }
1293    }
1294
1295    class CopyKeyValueAction extends AbstractCopyAction {
1296
1297        CopyKeyValueAction() {
1298            putValue(NAME, tr("Copy selected Key(s)/Value(s)"));
1299            putValue(SHORT_DESCRIPTION, tr("Copy the key and value of the selected tag(s) to clipboard"));
1300        }
1301
1302        @Override
1303        protected Collection<String> getString(OsmPrimitive p, String key) {
1304            String v = p.get(key);
1305            return v == null ? null : Collections.singleton(new Tag(key, v).toString());
1306        }
1307    }
1308
1309    class CopyAllKeyValueAction extends AbstractCopyAction {
1310
1311        CopyAllKeyValueAction() {
1312            putValue(NAME, tr("Copy all Keys/Values"));
1313            putValue(SHORT_DESCRIPTION, tr("Copy the key and value of all the tags to clipboard"));
1314        }
1315
1316        @Override
1317        protected Collection<String> getString(OsmPrimitive p, String key) {
1318            List<String> r = new LinkedList<>();
1319            for (Entry<String, String> kv : p.getKeys().entrySet()) {
1320                r.add(new Tag(kv.getKey(), kv.getValue()).toString());
1321            }
1322            return r;
1323        }
1324    }
1325
1326    class SearchAction extends AbstractAction {
1327        private final boolean sameType;
1328
1329        SearchAction(boolean sameType) {
1330            this.sameType = sameType;
1331            if (sameType) {
1332                putValue(NAME, tr("Search Key/Value/Type"));
1333                putValue(SHORT_DESCRIPTION, tr("Search with the key and value of the selected tag, restrict to type (i.e., node/way/relation)"));
1334            } else {
1335                putValue(NAME, tr("Search Key/Value"));
1336                putValue(SHORT_DESCRIPTION, tr("Search with the key and value of the selected tag"));
1337            }
1338        }
1339
1340        @Override
1341        public void actionPerformed(ActionEvent e) {
1342            if (tagTable.getSelectedRowCount() != 1)
1343                return;
1344            String key = tagData.getValueAt(tagTable.getSelectedRow(), 0).toString();
1345            Collection<OsmPrimitive> sel = Main.main.getInProgressSelection();
1346            if (sel.isEmpty())
1347                return;
1348            String sep = "";
1349            StringBuilder s = new StringBuilder();
1350            for (OsmPrimitive p : sel) {
1351                String val = p.get(key);
1352                if (val == null) {
1353                    continue;
1354                }
1355                String t = "";
1356                if (!sameType) {
1357                    t = "";
1358                } else if (p instanceof Node) {
1359                    t = "type:node ";
1360                } else if (p instanceof Way) {
1361                    t = "type:way ";
1362                } else if (p instanceof Relation) {
1363                    t = "type:relation ";
1364                }
1365                s.append(sep).append('(').append(t).append('"').append(
1366                        org.openstreetmap.josm.actions.search.SearchAction.escapeStringForSearch(key)).append("\"=\"").append(
1367                        org.openstreetmap.josm.actions.search.SearchAction.escapeStringForSearch(val)).append("\")");
1368                sep = " OR ";
1369            }
1370
1371            final SearchSetting ss = new SearchSetting();
1372            ss.text = s.toString();
1373            ss.caseSensitive = true;
1374            org.openstreetmap.josm.actions.search.SearchAction.searchWithoutHistory(ss);
1375        }
1376    }
1377
1378    @Override
1379    public void preferenceChanged(PreferenceChangeEvent e) {
1380        super.preferenceChanged(e);
1381        if ("display.discardable-keys".equals(e.getKey()) && Main.main.getCurrentDataSet() != null) {
1382            // Re-load data when display preference change
1383            updateSelection();
1384        }
1385    }
1386}