source: josm/trunk/src/org/openstreetmap/josm/gui/dialogs/RelationListDialog.java@ 3202

Last change on this file since 3202 was 3202, checked in by bastiK, 14 years ago

preliminary fix for (see #4861) (Don't raise exception, just give warning on the console)
  • Property svn:eol-style set to native
File size: 29.7 KB
Line 
1package org.openstreetmap.josm.gui.dialogs;
2
3import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.BorderLayout;
7import java.awt.Point;
8import java.awt.event.ActionEvent;
9import java.awt.event.KeyEvent;
10import java.awt.event.MouseAdapter;
11import java.awt.event.MouseEvent;
12import java.util.ArrayList;
13import java.util.Collection;
14import java.util.Collections;
15import java.util.Comparator;
16import java.util.HashSet;
17import java.util.Iterator;
18import java.util.List;
19import java.util.Set;
20
21import javax.swing.AbstractAction;
22import javax.swing.AbstractListModel;
23import javax.swing.DefaultListSelectionModel;
24import javax.swing.JList;
25import javax.swing.JPanel;
26import javax.swing.JPopupMenu;
27import javax.swing.JScrollPane;
28import javax.swing.KeyStroke;
29import javax.swing.ListSelectionModel;
30import javax.swing.SwingUtilities;
31import javax.swing.event.ListSelectionEvent;
32import javax.swing.event.ListSelectionListener;
33
34import org.openstreetmap.josm.Main;
35import org.openstreetmap.josm.data.osm.NameFormatter;
36import org.openstreetmap.josm.data.osm.OsmPrimitive;
37import org.openstreetmap.josm.data.osm.Relation;
38import org.openstreetmap.josm.data.osm.RelationMember;
39import org.openstreetmap.josm.data.osm.event.AbstractDatasetChangedEvent;
40import org.openstreetmap.josm.data.osm.event.DataChangedEvent;
41import org.openstreetmap.josm.data.osm.event.DataSetListener;
42import org.openstreetmap.josm.data.osm.event.DatasetEventManager;
43import org.openstreetmap.josm.data.osm.event.NodeMovedEvent;
44import org.openstreetmap.josm.data.osm.event.PrimitivesAddedEvent;
45import org.openstreetmap.josm.data.osm.event.PrimitivesRemovedEvent;
46import org.openstreetmap.josm.data.osm.event.RelationMembersChangedEvent;
47import org.openstreetmap.josm.data.osm.event.TagsChangedEvent;
48import org.openstreetmap.josm.data.osm.event.WayNodesChangedEvent;
49import org.openstreetmap.josm.data.osm.event.DatasetEventManager.FireMode;
50import org.openstreetmap.josm.gui.DefaultNameFormatter;
51import org.openstreetmap.josm.gui.MapView;
52import org.openstreetmap.josm.gui.OsmPrimitivRenderer;
53import org.openstreetmap.josm.gui.SideButton;
54import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
55import org.openstreetmap.josm.gui.dialogs.relation.DownloadRelationMemberTask;
56import org.openstreetmap.josm.gui.dialogs.relation.DownloadRelationTask;
57import org.openstreetmap.josm.gui.dialogs.relation.RelationEditor;
58import org.openstreetmap.josm.gui.layer.Layer;
59import org.openstreetmap.josm.gui.layer.OsmDataLayer;
60import org.openstreetmap.josm.tools.ImageProvider;
61import org.openstreetmap.josm.tools.Shortcut;
62
63/**
64 * A dialog showing all known relations, with buttons to add, edit, and
65 * delete them.
66 *
67 * We don't have such dialogs for nodes, segments, and ways, because those
68 * objects are visible on the map and can be selected there. Relations are not.
69 */
70public class RelationListDialog extends ToggleDialog implements DataSetListener {
71 //private static final Logger logger = Logger.getLogger(RelationListDialog.class.getName());
72
73 /** The display list. */
74 private JList displaylist;
75 /** the list model used */
76 private RelationListModel model;
77
78 /** the edit action */
79 private EditAction editAction;
80 /** the delete action */
81 private DeleteAction deleteAction;
82 private NewAction newAction;
83 /** the popup menu */
84 private RelationDialogPopupMenu popupMenu;
85
86 /**
87 * constructor
88 */
89 public RelationListDialog() {
90 super(tr("Relations"), "relationlist", tr("Open a list of all relations."),
91 Shortcut.registerShortcut("subwindow:relations", tr("Toggle: {0}", tr("Relations")), KeyEvent.VK_R,
92 Shortcut.GROUP_LAYER, Shortcut.SHIFT_DEFAULT), 150);
93
94 // create the list of relations
95 //
96 DefaultListSelectionModel selectionModel = new DefaultListSelectionModel();
97 model = new RelationListModel(selectionModel);
98 displaylist = new JList(model);
99 displaylist.setSelectionModel(selectionModel);
100 displaylist.setCellRenderer(new OsmPrimitivRenderer() {
101 /**
102 * Don't show the default tooltip in the relation list.
103 */
104 @Override
105 protected String getComponentToolTipText(OsmPrimitive value) {
106 return null;
107 }
108 });
109 displaylist.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
110 displaylist.addMouseListener(new MouseEventHandler());
111 add(new JScrollPane(displaylist), BorderLayout.CENTER);
112
113 // create the panel with buttons
114 //
115 JPanel tp = getButtonPanel(5);
116 // the new action
117 //
118 newAction = new NewAction();
119 tp.add(new SideButton(newAction, false));
120
121 // the edit action
122 //
123 editAction = new EditAction();
124 displaylist.addListSelectionListener(editAction);
125 tp.add(new SideButton(editAction, false));
126
127 // the duplicate action
128 //
129 DuplicateAction duplicateAction = new DuplicateAction();
130 displaylist.addListSelectionListener(duplicateAction);
131 tp.add(new SideButton(duplicateAction, false));
132
133 // the delete action
134 //
135 deleteAction = new DeleteAction();
136 displaylist.addListSelectionListener(deleteAction);
137 tp.add(new SideButton(deleteAction, false));
138
139 // the select action
140 //
141 SelectAction selectAction = new SelectAction();
142 displaylist.addListSelectionListener(selectAction);
143 tp.add(new SideButton(selectAction, false));
144
145 add(tp, BorderLayout.SOUTH);
146
147 // activate DEL in the list of relations
148 displaylist.getInputMap().put(KeyStroke.getKeyStroke(KeyEvent.VK_DELETE,0), "deleteRelation");
149 displaylist.getActionMap().put("deleteRelation", deleteAction);
150
151 popupMenu = new RelationDialogPopupMenu();
152 }
153
154 @Override public void showNotify() {
155 MapView.addLayerChangeListener(newAction);
156 newAction.updateEnabledState();
157 DatasetEventManager.getInstance().addDatasetListener(this, FireMode.IN_EDT);
158 dataChanged(null);
159 }
160
161 @Override public void hideNotify() {
162 MapView.removeLayerChangeListener(newAction);
163 DatasetEventManager.getInstance().removeDatasetListener(this);
164 }
165
166 /**
167 * Initializes the relation list dialog from a layer. If <code>layer</code> is null
168 * or if it isn't an {@see OsmDataLayer} the dialog is reset to an empty dialog.
169 * Otherwise it is initialized with the list of non-deleted and visible relations
170 * in the layer's dataset.
171 *
172 * @param layer the layer. May be null.
173 */
174 protected void initFromLayer(Layer layer) {
175 if (layer == null || ! (layer instanceof OsmDataLayer)) {
176 model.setRelations(null);
177 return;
178 }
179 OsmDataLayer l = (OsmDataLayer)layer;
180 model.setRelations(l.data.getRelations());
181 model.updateTitle();
182 }
183
184 /**
185 * Adds a selection listener to the relation list.
186 *
187 * @param listener the listener to add
188 */
189 public void addListSelectionListener(ListSelectionListener listener) {
190 displaylist.addListSelectionListener(listener);
191 }
192
193 /**
194 * Removes a selection listener from the relation list.
195 *
196 * @param listener the listener to remove
197 */
198 public void removeListSelectionListener(ListSelectionListener listener) {
199 displaylist.removeListSelectionListener(listener);
200 }
201
202 /**
203 * @return The selected relation in the list
204 */
205 private Relation getSelected() {
206 if(model.getSize() == 1) {
207 displaylist.setSelectedIndex(0);
208 }
209 return (Relation) displaylist.getSelectedValue();
210 }
211
212 /**
213 * Selects the relation <code>relation</code> in the list of relations.
214 *
215 * @param relation the relation
216 */
217 public void selectRelation(Relation relation) {
218 if (relation == null) {
219 model.setSelectedRelations(null);
220 } else {
221 model.setSelectedRelations(Collections.singletonList(relation));
222 Integer i = model.getRelationIndex(relation);
223 if (i != null) { // Not all relations have to be in the list (for example when the relation list is hidden, it's not updated with new relations)
224 displaylist.scrollRectToVisible(displaylist.getCellBounds(i, i));
225 }
226 }
227 }
228
229 class MouseEventHandler extends MouseAdapter {
230 protected void setCurrentRelationAsSelection() {
231 Main.main.getCurrentDataSet().setSelected((Relation)displaylist.getSelectedValue());
232 }
233
234 protected void editCurrentRelation() {
235 new EditAction().launchEditor(getSelected());
236 }
237
238 @Override public void mouseClicked(MouseEvent e) {
239 if (Main.main.getEditLayer() == null) return;
240 if (e.getClickCount() == 2 && SwingUtilities.isLeftMouseButton(e)) {
241 if (e.isControlDown()) {
242 editCurrentRelation();
243 } else {
244 setCurrentRelationAsSelection();
245 }
246 }
247 }
248 private void openPopup(MouseEvent e) {
249 Point p = e.getPoint();
250 int index = displaylist.locationToIndex(p);
251 if (index < 0) return;
252 if (!displaylist.getCellBounds(index, index).contains(e.getPoint()))
253 return;
254 if (! displaylist.isSelectedIndex(index)) {
255 displaylist.setSelectedIndex(index);
256 }
257 popupMenu.show(displaylist, p.x, p.y-3);
258 }
259 @Override public void mousePressed(MouseEvent e) {
260 if (Main.main.getEditLayer() == null) return;
261 if (e.isPopupTrigger()) {
262 openPopup(e);
263 }
264 }
265 @Override public void mouseReleased(MouseEvent e) {
266 if (Main.main.getEditLayer() == null) return;
267 if (e.isPopupTrigger()) {
268 openPopup(e);
269 }
270 }
271 }
272
273 /**
274 * The edit action
275 *
276 */
277 class EditAction extends AbstractAction implements ListSelectionListener{
278 public EditAction() {
279 putValue(SHORT_DESCRIPTION,tr( "Open an editor for the selected relation"));
280 //putValue(NAME, tr("Edit"));
281 putValue(SMALL_ICON, ImageProvider.get("dialogs", "edit"));
282 setEnabled(false);
283 }
284 protected Collection<RelationMember> getMembersForCurrentSelection(Relation r) {
285 Collection<RelationMember> members = new HashSet<RelationMember>();
286 Collection<OsmPrimitive> selection = Main.map.mapView.getEditLayer().data.getSelected();
287 for (RelationMember member: r.getMembers()) {
288 if (selection.contains(member.getMember())) {
289 members.add(member);
290 }
291 }
292 return members;
293 }
294
295 public void launchEditor(Relation toEdit) {
296 if (toEdit == null)
297 return;
298 RelationEditor.getEditor(Main.map.mapView.getEditLayer(),toEdit, getMembersForCurrentSelection(toEdit)).setVisible(true);
299 }
300
301 public void actionPerformed(ActionEvent e) {
302 if (!isEnabled())
303 return;
304 launchEditor(getSelected());
305 }
306
307 public void valueChanged(ListSelectionEvent e) {
308 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length == 1);
309 }
310 }
311
312 /**
313 * The delete action
314 *
315 */
316 class DeleteAction extends AbstractAction implements ListSelectionListener {
317 class AbortException extends Exception {}
318
319 public DeleteAction() {
320 putValue(SHORT_DESCRIPTION,tr("Delete the selected relation"));
321 //putValue(NAME, tr("Delete"));
322 putValue(SMALL_ICON, ImageProvider.get("dialogs", "delete"));
323 setEnabled(false);
324 }
325
326 protected void deleteRelation(Relation toDelete) {
327 if (toDelete == null)
328 return;
329 org.openstreetmap.josm.actions.mapmode.DeleteAction.deleteRelation(
330 Main.main.getEditLayer(),
331 toDelete
332 );
333 }
334
335 public void actionPerformed(ActionEvent e) {
336 if (!isEnabled()) return;
337 int [] idx = displaylist.getSelectedIndices();
338 ArrayList<Relation> toDelete = new ArrayList<Relation>(idx.length);
339 for (int i: idx) {
340 toDelete.add(model.getRelation(i));
341 }
342 for (Relation r: toDelete) {
343 deleteRelation(r);
344 }
345 }
346
347 public void valueChanged(ListSelectionEvent e) {
348 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length > 0);
349 }
350 }
351
352 /**
353 * The action for creating a new relation
354 *
355 */
356 static class NewAction extends AbstractAction implements LayerChangeListener{
357 public NewAction() {
358 putValue(SHORT_DESCRIPTION,tr("Create a new relation"));
359 //putValue(NAME, tr("New"));
360 putValue(SMALL_ICON, ImageProvider.get("dialogs", "addrelation"));
361 updateEnabledState();
362 }
363
364 public void run() {
365 RelationEditor.getEditor(Main.main.getEditLayer(),null, null).setVisible(true);
366 }
367
368 public void actionPerformed(ActionEvent e) {
369 run();
370 }
371
372 protected void updateEnabledState() {
373 setEnabled(Main.main != null && Main.main.getEditLayer() != null);
374 }
375
376 public void activeLayerChange(Layer oldLayer, Layer newLayer) {
377 updateEnabledState();
378 }
379
380 public void layerAdded(Layer newLayer) {
381 updateEnabledState();
382 }
383
384 public void layerRemoved(Layer oldLayer) {
385 updateEnabledState();
386 }
387 }
388
389 /**
390 * Creates a new relation with a copy of the current editor state
391 *
392 */
393 class DuplicateAction extends AbstractAction implements ListSelectionListener {
394 public DuplicateAction() {
395 putValue(SHORT_DESCRIPTION, tr("Create a copy of this relation and open it in another editor window"));
396 putValue(SMALL_ICON, ImageProvider.get("duplicate"));
397 //putValue(NAME, tr("Duplicate"));
398 updateEnabledState();
399 }
400
401 public void launchEditorForDuplicate(Relation original) {
402 Relation copy = new Relation(original, true);
403 copy.setModified(true);
404 RelationEditor editor = RelationEditor.getEditor(
405 Main.main.getEditLayer(),
406 copy,
407 null /* no selected members */
408 );
409 editor.setVisible(true);
410 }
411
412 public void actionPerformed(ActionEvent e) {
413 if (!isEnabled())
414 return;
415 launchEditorForDuplicate(getSelected());
416 }
417
418 protected void updateEnabledState() {
419 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length == 1);
420 }
421
422 public void valueChanged(ListSelectionEvent e) {
423 updateEnabledState();
424 }
425 }
426
427 /**
428 * Sets the current selection to the list of relations selected in this dialog
429 *
430 */
431 class SelectAction extends AbstractAction implements ListSelectionListener{
432 public SelectAction() {
433 putValue(SHORT_DESCRIPTION,tr("Set the current selection to the list of selected relations"));
434 putValue(SMALL_ICON, ImageProvider.get("dialogs", "select"));
435 setEnabled(false);
436 }
437
438 public void actionPerformed(ActionEvent e) {
439 if (!isEnabled()) return;
440 int [] idx = displaylist.getSelectedIndices();
441 if (idx == null || idx.length == 0) return;
442 ArrayList<OsmPrimitive> selection = new ArrayList<OsmPrimitive>(idx.length);
443 for (int i: idx) {
444 selection.add(model.getRelation(i));
445 }
446 Main.map.mapView.getEditLayer().data.setSelected(selection);
447 }
448
449 public void valueChanged(ListSelectionEvent e) {
450 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length > 0);
451 }
452 }
453
454 /**
455 * Sets the current selection to the list of relations selected in this dialog
456 *
457 */
458 class SelectMembersAction extends AbstractAction implements ListSelectionListener{
459 public SelectMembersAction() {
460 putValue(SHORT_DESCRIPTION,tr("Select the members of all selected relations"));
461 putValue(SMALL_ICON, ImageProvider.get("selectall"));
462 putValue(NAME, tr("Select members"));
463 updateEnabledState();
464 }
465
466 public void actionPerformed(ActionEvent e) {
467 if (!isEnabled()) return;
468 List<Relation> relations = model.getSelectedRelations();
469 HashSet<OsmPrimitive> members = new HashSet<OsmPrimitive>();
470 for(Relation r: relations) {
471 members.addAll(r.getMemberPrimitives());
472 }
473 Main.map.mapView.getEditLayer().data.setSelected(members);
474 }
475
476 protected void updateEnabledState() {
477 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length > 0);
478 }
479
480 public void valueChanged(ListSelectionEvent e) {
481 updateEnabledState();
482 }
483 }
484
485 /**
486 * The action for downloading members of all selected relations
487 *
488 */
489 class DownloadMembersAction extends AbstractAction implements ListSelectionListener{
490
491 public DownloadMembersAction() {
492 putValue(SHORT_DESCRIPTION,tr("Download all members of the selected relations"));
493 putValue(NAME, tr("Download members"));
494 putValue(SMALL_ICON, ImageProvider.get("dialogs", "downloadincomplete"));
495 putValue("help", ht("/Dialog/RelationList#DownloadMembers"));
496 updateEnabledState();
497 }
498
499 protected void updateEnabledState() {
500 setEnabled(! model.getSelectedNonNewRelations().isEmpty());
501 }
502
503 public void valueChanged(ListSelectionEvent e) {
504 updateEnabledState();
505 }
506
507 public void actionPerformed(ActionEvent e) {
508 List<Relation> relations = model.getSelectedNonNewRelations();
509 if (relations.isEmpty())
510 return;
511 Main.worker.submit(new DownloadRelationTask(
512 model.getSelectedNonNewRelations(),
513 Main.map.mapView.getEditLayer())
514 );
515 }
516 }
517
518 /**
519 * Action for downloading incomplete members of selected relations
520 *
521 */
522 class DownloadSelectedIncompleteMembersAction extends AbstractAction implements ListSelectionListener{
523 public DownloadSelectedIncompleteMembersAction() {
524 putValue(SHORT_DESCRIPTION, tr("Download incomplete members of selected relations"));
525 putValue(SMALL_ICON, ImageProvider.get("dialogs/relation", "downloadincompleteselected"));
526 putValue(NAME, tr("Download incomplete members"));
527 updateEnabledState();
528 }
529
530 public Set<OsmPrimitive> buildSetOfIncompleteMembers(List<Relation> rels) {
531 Set<OsmPrimitive> ret = new HashSet<OsmPrimitive>();
532 for(Relation r: rels) {
533 ret.addAll(r.getIncompleteMembers());
534 }
535 return ret;
536 }
537
538 public void actionPerformed(ActionEvent e) {
539 if (!isEnabled())
540 return;
541 List<Relation> rels = model.getSelectedRelationsWithIncompleteMembers();
542 if (rels.isEmpty()) return;
543 Main.worker.submit(new DownloadRelationMemberTask(
544 rels,
545 buildSetOfIncompleteMembers(rels),
546 Main.map.mapView.getEditLayer()
547 ));
548 }
549
550 protected void updateEnabledState() {
551 setEnabled(!model.getSelectedRelationsWithIncompleteMembers().isEmpty());
552 }
553
554 public void valueChanged(ListSelectionEvent e) {
555 updateEnabledState();
556 }
557 }
558
559 /**
560 * The list model for the list of relations displayed in the relation list
561 * dialog.
562 *
563 */
564 private class RelationListModel extends AbstractListModel {
565 private final ArrayList<Relation> relations = new ArrayList<Relation>();
566 private DefaultListSelectionModel selectionModel;
567
568 public RelationListModel(DefaultListSelectionModel selectionModel) {
569 this.selectionModel = selectionModel;
570 }
571
572 public Relation getRelation(int idx) {
573 return relations.get(idx);
574 }
575
576 public void sort() {
577 Collections.sort(
578 relations,
579 new Comparator<Relation>() {
580 NameFormatter formatter = DefaultNameFormatter.getInstance();
581
582 public int compare(Relation r1, Relation r2) {
583 return r1.getDisplayName(formatter).compareTo(r2.getDisplayName(formatter));
584 }
585 }
586 );
587 }
588
589 private boolean isValid(Relation r) {
590 return !r.isDeleted() && r.isVisible() && !r.isIncomplete();
591 }
592
593 public void setRelations(Collection<Relation> relations) {
594 List<Relation> sel = getSelectedRelations();
595 this.relations.clear();
596 if (relations == null) {
597 selectionModel.clearSelection();
598 fireContentsChanged(this,0,getSize());
599 return;
600
601 }
602 for (Relation r: relations) {
603 if (isValid(r)) {
604 this.relations.add(r);
605 }
606 }
607 sort();
608 fireIntervalAdded(this, 0, getSize());
609 setSelectedRelations(sel);
610 }
611
612 /**
613 * Add all relations in <code>addedPrimitives</code> to the model for the
614 * relation list dialog
615 *
616 * @param addedPrimitives the collection of added primitives. May include nodes,
617 * ways, and relations.
618 */
619 public void addRelations(Collection<? extends OsmPrimitive> addedPrimitives) {
620 boolean added = false;
621 for (OsmPrimitive p: addedPrimitives) {
622 if (! (p instanceof Relation)) {
623 continue;
624 }
625
626 Relation r = (Relation)p;
627 if (relations.contains(r)) {
628 continue;
629 }
630 if (isValid(r)) {
631 relations.add(r);
632 added = true;
633 }
634 }
635 if (added) {
636 List<Relation> sel = getSelectedRelations();
637 sort();
638 fireIntervalAdded(this, 0, getSize());
639 setSelectedRelations(sel);
640 }
641 }
642
643 /**
644 * Removes all relations in <code>removedPrimitives</code> from the model
645 *
646 * @param removedPrimitives the removed primitives. May include nodes, ways,
647 * and relations
648 */
649 public void removeRelations(Collection<? extends OsmPrimitive> removedPrimitives) {
650 if (removedPrimitives == null) return;
651 // extract the removed relations
652 //
653 Set<Relation> removedRelations = new HashSet<Relation>();
654 for (OsmPrimitive p: removedPrimitives) {
655 if (! (p instanceof Relation)) {
656 continue;
657 }
658 removedRelations.add((Relation)p);
659 }
660 if (removedRelations.isEmpty())
661 return;
662 int size = relations.size();
663 relations.removeAll(removedRelations);
664 if (size != relations.size()) {
665 List<Relation> sel = getSelectedRelations();
666 sort();
667 fireContentsChanged(this, 0, getSize());
668 setSelectedRelations(sel);
669 }
670 }
671
672 /**
673 * Replies the list of selected relations with incomplete members
674 *
675 * @return the list of selected relations with incomplete members
676 */
677 public List<Relation> getSelectedRelationsWithIncompleteMembers() {
678 List<Relation> ret = getSelectedNonNewRelations();
679 Iterator<Relation> it = ret.iterator();
680 while(it.hasNext()) {
681 Relation r = it.next();
682 if (!r.hasIncompleteMembers()) {
683 it.remove();
684 }
685 }
686 return ret;
687 }
688
689 public Object getElementAt(int index) {
690 return relations.get(index);
691 }
692
693 public int getSize() {
694 return relations.size();
695 }
696
697 /**
698 * Replies the list of selected, non-new relations. Empty list,
699 * if there are no selected, non-new relations.
700 *
701 * @return the list of selected, non-new relations.
702 */
703 public List<Relation> getSelectedNonNewRelations() {
704 ArrayList<Relation> ret = new ArrayList<Relation>();
705 for (int i=0; i<getSize();i++) {
706 if (!selectionModel.isSelectedIndex(i)) {
707 continue;
708 }
709 if (relations.get(i).isNew()) {
710 continue;
711 }
712 ret.add(relations.get(i));
713 }
714 return ret;
715 }
716
717 /**
718 * Replies the list of selected relations. Empty list,
719 * if there are no selected relations.
720 *
721 * @return the list of selected, non-new relations.
722 */
723 public List<Relation> getSelectedRelations() {
724 ArrayList<Relation> ret = new ArrayList<Relation>();
725 for (int i=0; i<getSize();i++) {
726 if (!selectionModel.isSelectedIndex(i)) {
727 continue;
728 }
729 ret.add(relations.get(i));
730 }
731 return ret;
732 }
733
734 /**
735 * Sets the selected relations.
736 *
737 * @return sel the list of selected relations
738 */
739 public void setSelectedRelations(List<Relation> sel) {
740 selectionModel.clearSelection();
741 if (sel == null || sel.isEmpty())
742 return;
743 for (Relation r: sel) {
744 int i = relations.indexOf(r);
745 if (i<0) {
746 continue;
747 }
748 selectionModel.addSelectionInterval(i,i);
749 }
750 }
751
752 /**
753 * Returns the index of the relation
754 *
755 * @return index of relation (null if it cannot be found)
756 */
757 public Integer getRelationIndex(Relation rel) {
758 int i = relations.indexOf(rel);
759 if (i<0)
760 return null;
761 return i;
762 }
763
764 public void updateTitle() {
765 if (getSize() > 0) {
766 RelationListDialog.this.setTitle(tr("Relations: {0}", getSize()));
767 } else {
768 RelationListDialog.this.setTitle(tr("Relations"));
769 }
770 }
771 }
772
773 class RelationDialogPopupMenu extends JPopupMenu {
774 protected void build() {
775 // -- download members action
776 //
777 DownloadMembersAction downloadMembersAction = new DownloadMembersAction();
778 displaylist.addListSelectionListener(downloadMembersAction);
779 add(downloadMembersAction);
780
781 // -- download incomplete members action
782 //
783 DownloadSelectedIncompleteMembersAction downloadSelectedIncompleteMembers = new DownloadSelectedIncompleteMembersAction();
784 displaylist.addListSelectionListener(downloadSelectedIncompleteMembers);
785 add(downloadSelectedIncompleteMembers);
786
787 addSeparator();
788
789 // -- select members action
790 //
791 SelectMembersAction selectMembersAction = new SelectMembersAction();
792 displaylist.addListSelectionListener(selectMembersAction);
793 add(selectMembersAction);
794 }
795
796 public RelationDialogPopupMenu() {
797 build();
798 }
799 }
800
801 /* ---------------------------------------------------------------------------------- */
802 /* DataSetListener */
803 /* ---------------------------------------------------------------------------------- */
804
805 public void nodeMoved(NodeMovedEvent event) {/* irrelevant in this context */}
806
807 public void wayNodesChanged(WayNodesChangedEvent event) {/* irrelevant in this context */}
808
809 public void primtivesAdded(final PrimitivesAddedEvent event) {
810 model.addRelations(event.getPrimitives());
811 model.updateTitle();
812 }
813
814 public void primtivesRemoved(final PrimitivesRemovedEvent event) {
815 model.removeRelations(event.getPrimitives());
816 model.updateTitle();
817 }
818
819 public void relationMembersChanged(final RelationMembersChangedEvent event) {
820 List<Relation> sel = model.getSelectedRelations();
821 model.sort();
822 model.setSelectedRelations(sel);
823 displaylist.repaint();
824 }
825
826 public void tagsChanged(TagsChangedEvent event) {
827 OsmPrimitive prim = event.getPrimitive();
828 if (prim == null || ! (prim instanceof Relation))
829 return;
830 // trigger a sort of the relation list because the display name may
831 // have changed
832 //
833 List<Relation> sel = model.getSelectedRelations();
834 model.sort();
835 model.setSelectedRelations(sel);
836 displaylist.repaint();
837 }
838
839 public void dataChanged(DataChangedEvent event) {
840 initFromLayer(Main.main.getEditLayer());
841 }
842
843 public void otherDatasetChange(AbstractDatasetChangedEvent event) {/* ignore */}
844}
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