source: josm/trunk/src/org/openstreetmap/josm/gui/dialogs/RelationListDialog.java@ 4536

Last change on this file since 4536 was 4536, checked in by Don-vip, 13 years ago

Improved plugin interaction with selection and popups of Relation, Selection and Properties dialogs.
  • Property svn:eol-style set to native
File size: 30.0 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.dialogs;
3
4import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
5import static org.openstreetmap.josm.tools.I18n.tr;
6
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.Arrays;
14import java.util.Collection;
15import java.util.Collections;
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.Action;
24import javax.swing.DefaultListSelectionModel;
25import javax.swing.JList;
26import javax.swing.JMenuItem;
27import javax.swing.KeyStroke;
28import javax.swing.ListSelectionModel;
29import javax.swing.SwingUtilities;
30import javax.swing.event.ListSelectionEvent;
31import javax.swing.event.ListSelectionListener;
32import javax.swing.event.PopupMenuListener;
33
34import org.openstreetmap.josm.Main;
35import org.openstreetmap.josm.data.osm.OsmPrimitive;
36import org.openstreetmap.josm.data.osm.Relation;
37import org.openstreetmap.josm.data.osm.RelationMember;
38import org.openstreetmap.josm.data.osm.event.AbstractDatasetChangedEvent;
39import org.openstreetmap.josm.data.osm.event.DataChangedEvent;
40import org.openstreetmap.josm.data.osm.event.DataSetListener;
41import org.openstreetmap.josm.data.osm.event.DatasetEventManager;
42import org.openstreetmap.josm.data.osm.event.DatasetEventManager.FireMode;
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.gui.DefaultNameFormatter;
50import org.openstreetmap.josm.gui.MapView;
51import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
52import org.openstreetmap.josm.gui.OsmPrimitivRenderer;
53import org.openstreetmap.josm.gui.SideButton;
54import org.openstreetmap.josm.gui.dialogs.relation.DownloadRelationMemberTask;
55import org.openstreetmap.josm.gui.dialogs.relation.DownloadRelationTask;
56import org.openstreetmap.josm.gui.dialogs.relation.RelationEditor;
57import org.openstreetmap.josm.gui.layer.Layer;
58import org.openstreetmap.josm.gui.layer.OsmDataLayer;
59import org.openstreetmap.josm.gui.widgets.ListPopupMenu;
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 /** The display list. */
72 private JList displaylist;
73 /** the list model used */
74 private RelationListModel model;
75
76 /** the edit action */
77 private EditAction editAction;
78 /** the delete action */
79 private DeleteAction deleteAction;
80 private NewAction newAction;
81 /** the popup menu */
82 private RelationDialogPopupMenu popupMenu;
83
84 /**
85 * constructor
86 */
87 public RelationListDialog() {
88 super(tr("Relations"), "relationlist", tr("Open a list of all relations."),
89 Shortcut.registerShortcut("subwindow:relations", tr("Toggle: {0}", tr("Relations")), KeyEvent.VK_R,
90 Shortcut.GROUP_LAYER, Shortcut.SHIFT_DEFAULT), 150);
91
92 // create the list of relations
93 //
94 DefaultListSelectionModel selectionModel = new DefaultListSelectionModel();
95 model = new RelationListModel(selectionModel);
96 displaylist = new JList(model);
97 displaylist.setSelectionModel(selectionModel);
98 displaylist.setCellRenderer(new OsmPrimitivRenderer() {
99 /**
100 * Don't show the default tooltip in the relation list.
101 */
102 @Override
103 protected String getComponentToolTipText(OsmPrimitive value) {
104 return null;
105 }
106 });
107 displaylist.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
108 displaylist.addMouseListener(new MouseEventHandler());
109
110 // the new action
111 //
112 newAction = new NewAction();
113
114 // the edit action
115 //
116 editAction = new EditAction();
117 displaylist.addListSelectionListener(editAction);
118
119 // the duplicate action
120 //
121 DuplicateAction duplicateAction = new DuplicateAction();
122 displaylist.addListSelectionListener(duplicateAction);
123
124 // the delete action
125 //
126 deleteAction = new DeleteAction();
127 displaylist.addListSelectionListener(deleteAction);
128
129 // the select action
130 //
131 SelectAction selectAction = new SelectAction(false);
132 displaylist.addListSelectionListener(selectAction);
133
134 createLayout(displaylist, true, Arrays.asList(new SideButton[] {
135 new SideButton(newAction, false),
136 new SideButton(editAction, false),
137 new SideButton(duplicateAction, false),
138 new SideButton(deleteAction, false),
139 new SideButton(selectAction, false)
140 }));
141
142 // activate DEL in the list of relations
143 displaylist.getInputMap().put(KeyStroke.getKeyStroke(KeyEvent.VK_DELETE,0), "deleteRelation");
144 displaylist.getActionMap().put("deleteRelation", deleteAction);
145
146 popupMenu = new RelationDialogPopupMenu(displaylist);
147 }
148
149 @Override public void showNotify() {
150 MapView.addLayerChangeListener(newAction);
151 newAction.updateEnabledState();
152 DatasetEventManager.getInstance().addDatasetListener(this, FireMode.IN_EDT);
153 dataChanged(null);
154 }
155
156 @Override public void hideNotify() {
157 MapView.removeLayerChangeListener(newAction);
158 DatasetEventManager.getInstance().removeDatasetListener(this);
159 }
160
161 /**
162 * Initializes the relation list dialog from a layer. If <code>layer</code> is null
163 * or if it isn't an {@see OsmDataLayer} the dialog is reset to an empty dialog.
164 * Otherwise it is initialized with the list of non-deleted and visible relations
165 * in the layer's dataset.
166 *
167 * @param layer the layer. May be null.
168 */
169 protected void initFromLayer(Layer layer) {
170 if (layer == null || ! (layer instanceof OsmDataLayer)) {
171 model.setRelations(null);
172 return;
173 }
174 OsmDataLayer l = (OsmDataLayer)layer;
175 model.setRelations(l.data.getRelations());
176 model.updateTitle();
177 }
178
179 /**
180 * Adds a selection listener to the relation list.
181 *
182 * @param listener the listener to add
183 */
184 public void addListSelectionListener(ListSelectionListener listener) {
185 displaylist.addListSelectionListener(listener);
186 }
187
188 /**
189 * Removes a selection listener from the relation list.
190 *
191 * @param listener the listener to remove
192 */
193 public void removeListSelectionListener(ListSelectionListener listener) {
194 displaylist.removeListSelectionListener(listener);
195 }
196
197 /**
198 * @return The selected relation in the list
199 */
200 private Relation getSelected() {
201 if(model.getSize() == 1) {
202 displaylist.setSelectedIndex(0);
203 }
204 return (Relation) displaylist.getSelectedValue();
205 }
206
207 /**
208 * Selects the relation <code>relation</code> in the list of relations.
209 *
210 * @param relation the relation
211 */
212 public void selectRelation(Relation relation) {
213 if (relation == null) {
214 model.setSelectedRelations(null);
215 } else {
216 model.setSelectedRelations(Collections.singletonList(relation));
217 Integer i = model.getRelationIndex(relation);
218 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)
219 displaylist.scrollRectToVisible(displaylist.getCellBounds(i, i));
220 }
221 }
222 }
223
224 class MouseEventHandler extends MouseAdapter {
225 protected void setCurrentRelationAsSelection() {
226 Main.main.getCurrentDataSet().setSelected((Relation)displaylist.getSelectedValue());
227 }
228
229 protected void editCurrentRelation() {
230 new EditAction().launchEditor(getSelected());
231 }
232
233 @Override public void mouseClicked(MouseEvent e) {
234 if (Main.main.getEditLayer() == null) return;
235 if (e.getClickCount() == 2 && SwingUtilities.isLeftMouseButton(e)) {
236 if (e.isControlDown()) {
237 editCurrentRelation();
238 } else {
239 setCurrentRelationAsSelection();
240 }
241 }
242 }
243 private void openPopup(MouseEvent e) {
244 Point p = e.getPoint();
245 int index = displaylist.locationToIndex(p);
246 if (index < 0) return;
247 if (!displaylist.getCellBounds(index, index).contains(e.getPoint()))
248 return;
249 if (! displaylist.isSelectedIndex(index)) {
250 displaylist.setSelectedIndex(index);
251 }
252 popupMenu.show(displaylist, p.x, p.y-3);
253 }
254 @Override public void mousePressed(MouseEvent e) {
255 if (Main.main.getEditLayer() == null) return;
256 if (e.isPopupTrigger()) {
257 openPopup(e);
258 }
259 }
260 @Override public void mouseReleased(MouseEvent e) {
261 if (Main.main.getEditLayer() == null) return;
262 if (e.isPopupTrigger()) {
263 openPopup(e);
264 }
265 }
266 }
267
268 /**
269 * The edit action
270 *
271 */
272 class EditAction extends AbstractAction implements ListSelectionListener{
273 public EditAction() {
274 putValue(SHORT_DESCRIPTION,tr( "Open an editor for the selected relation"));
275 //putValue(NAME, tr("Edit"));
276 putValue(SMALL_ICON, ImageProvider.get("dialogs", "edit"));
277 setEnabled(false);
278 }
279 protected Collection<RelationMember> getMembersForCurrentSelection(Relation r) {
280 Collection<RelationMember> members = new HashSet<RelationMember>();
281 Collection<OsmPrimitive> selection = Main.map.mapView.getEditLayer().data.getSelected();
282 for (RelationMember member: r.getMembers()) {
283 if (selection.contains(member.getMember())) {
284 members.add(member);
285 }
286 }
287 return members;
288 }
289
290 public void launchEditor(Relation toEdit) {
291 if (toEdit == null)
292 return;
293 RelationEditor.getEditor(Main.map.mapView.getEditLayer(),toEdit, getMembersForCurrentSelection(toEdit)).setVisible(true);
294 }
295
296 public void actionPerformed(ActionEvent e) {
297 if (!isEnabled())
298 return;
299 launchEditor(getSelected());
300 }
301
302 public void valueChanged(ListSelectionEvent e) {
303 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length == 1);
304 }
305 }
306
307 /**
308 * The delete action
309 *
310 */
311 class DeleteAction extends AbstractAction implements ListSelectionListener {
312 class AbortException extends Exception {}
313
314 public DeleteAction() {
315 putValue(SHORT_DESCRIPTION,tr("Delete the selected relation"));
316 //putValue(NAME, tr("Delete"));
317 putValue(SMALL_ICON, ImageProvider.get("dialogs", "delete"));
318 setEnabled(false);
319 }
320
321 protected void deleteRelation(Relation toDelete) {
322 if (toDelete == null)
323 return;
324 org.openstreetmap.josm.actions.mapmode.DeleteAction.deleteRelation(
325 Main.main.getEditLayer(),
326 toDelete
327 );
328 }
329
330 public void actionPerformed(ActionEvent e) {
331 if (!isEnabled()) return;
332 for (int i: displaylist.getSelectedIndices()) {
333 deleteRelation(model.getRelation(i));
334 }
335 }
336
337 public void valueChanged(ListSelectionEvent e) {
338 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length > 0);
339 }
340 }
341
342 /**
343 * The action for creating a new relation
344 *
345 */
346 static class NewAction extends AbstractAction implements LayerChangeListener{
347 public NewAction() {
348 putValue(SHORT_DESCRIPTION,tr("Create a new relation"));
349 //putValue(NAME, tr("New"));
350 putValue(SMALL_ICON, ImageProvider.get("dialogs", "addrelation"));
351 updateEnabledState();
352 }
353
354 public void run() {
355 RelationEditor.getEditor(Main.main.getEditLayer(),null, null).setVisible(true);
356 }
357
358 public void actionPerformed(ActionEvent e) {
359 run();
360 }
361
362 protected void updateEnabledState() {
363 setEnabled(Main.main != null && Main.main.getEditLayer() != null);
364 }
365
366 public void activeLayerChange(Layer oldLayer, Layer newLayer) {
367 updateEnabledState();
368 }
369
370 public void layerAdded(Layer newLayer) {
371 updateEnabledState();
372 }
373
374 public void layerRemoved(Layer oldLayer) {
375 updateEnabledState();
376 }
377 }
378
379 /**
380 * Creates a new relation with a copy of the current editor state
381 *
382 */
383 class DuplicateAction extends AbstractAction implements ListSelectionListener {
384 public DuplicateAction() {
385 putValue(SHORT_DESCRIPTION, tr("Create a copy of this relation and open it in another editor window"));
386 putValue(SMALL_ICON, ImageProvider.get("duplicate"));
387 //putValue(NAME, tr("Duplicate"));
388 updateEnabledState();
389 }
390
391 public void launchEditorForDuplicate(Relation original) {
392 Relation copy = new Relation(original, true);
393 copy.setModified(true);
394 RelationEditor editor = RelationEditor.getEditor(
395 Main.main.getEditLayer(),
396 copy,
397 null /* no selected members */
398 );
399 editor.setVisible(true);
400 }
401
402 public void actionPerformed(ActionEvent e) {
403 if (!isEnabled())
404 return;
405 launchEditorForDuplicate(getSelected());
406 }
407
408 protected void updateEnabledState() {
409 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length == 1);
410 }
411
412 public void valueChanged(ListSelectionEvent e) {
413 updateEnabledState();
414 }
415 }
416
417 /**
418 * Sets the current selection to the list of relations selected in this dialog
419 *
420 */
421 class SelectAction extends AbstractAction implements ListSelectionListener{
422 boolean add;
423 public SelectAction(boolean add) {
424 putValue(SHORT_DESCRIPTION, add ? tr("Add the selected relations to the current selection")
425 : tr("Set the current selection to the list of selected relations"));
426 putValue(SMALL_ICON, ImageProvider.get("dialogs", "select"));
427 putValue(NAME, add ? tr("Select relation (add)") : tr("Select relation"));
428 this.add = add;
429 updateEnabledState();
430 }
431
432 public void actionPerformed(ActionEvent e) {
433 if (!isEnabled()) return;
434 int [] idx = displaylist.getSelectedIndices();
435 if (idx == null || idx.length == 0) return;
436 ArrayList<OsmPrimitive> selection = new ArrayList<OsmPrimitive>(idx.length);
437 for (int i: idx) {
438 selection.add(model.getRelation(i));
439 }
440 if(add) {
441 Main.map.mapView.getEditLayer().data.addSelected(selection);
442 } else {
443 Main.map.mapView.getEditLayer().data.setSelected(selection);
444 }
445 }
446
447 protected void updateEnabledState() {
448 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length > 0);
449 }
450
451 public void valueChanged(ListSelectionEvent e) {
452 updateEnabledState();
453 }
454 }
455
456 /**
457 * Sets the current selection to the list of relations selected in this dialog
458 *
459 */
460 class SelectMembersAction extends AbstractAction implements ListSelectionListener{
461 boolean add;
462 public SelectMembersAction(boolean add) {
463 putValue(SHORT_DESCRIPTION,add ? tr("Add the members of all selected relations to current selection")
464 : tr("Select the members of all selected relations"));
465 putValue(SMALL_ICON, ImageProvider.get("selectall"));
466 putValue(NAME, add ? tr("Select members (add)") : tr("Select members"));
467 this.add = add;
468 updateEnabledState();
469 }
470
471 public void actionPerformed(ActionEvent e) {
472 if (!isEnabled()) return;
473 List<Relation> relations = model.getSelectedRelations();
474 HashSet<OsmPrimitive> members = new HashSet<OsmPrimitive>();
475 for(Relation r: relations) {
476 members.addAll(r.getMemberPrimitives());
477 }
478 if(add) {
479 Main.map.mapView.getEditLayer().data.addSelected(members);
480 } else {
481 Main.map.mapView.getEditLayer().data.setSelected(members);
482 }
483 }
484
485 protected void updateEnabledState() {
486 setEnabled(displaylist.getSelectedIndices() != null && displaylist.getSelectedIndices().length > 0);
487 }
488
489 public void valueChanged(ListSelectionEvent e) {
490 updateEnabledState();
491 }
492 }
493
494 /**
495 * The action for downloading members of all selected relations
496 *
497 */
498 class DownloadMembersAction extends AbstractAction implements ListSelectionListener{
499
500 public DownloadMembersAction() {
501 putValue(SHORT_DESCRIPTION,tr("Download all members of the selected relations"));
502 putValue(NAME, tr("Download members"));
503 putValue(SMALL_ICON, ImageProvider.get("dialogs", "downloadincomplete"));
504 putValue("help", ht("/Dialog/RelationList#DownloadMembers"));
505 updateEnabledState();
506 }
507
508 protected void updateEnabledState() {
509 setEnabled(! model.getSelectedNonNewRelations().isEmpty());
510 }
511
512 public void valueChanged(ListSelectionEvent e) {
513 updateEnabledState();
514 }
515
516 public void actionPerformed(ActionEvent e) {
517 List<Relation> relations = model.getSelectedNonNewRelations();
518 if (relations.isEmpty())
519 return;
520 Main.worker.submit(new DownloadRelationTask(
521 model.getSelectedNonNewRelations(),
522 Main.map.mapView.getEditLayer())
523 );
524 }
525 }
526
527 /**
528 * Action for downloading incomplete members of selected relations
529 *
530 */
531 class DownloadSelectedIncompleteMembersAction extends AbstractAction implements ListSelectionListener{
532 public DownloadSelectedIncompleteMembersAction() {
533 putValue(SHORT_DESCRIPTION, tr("Download incomplete members of selected relations"));
534 putValue(SMALL_ICON, ImageProvider.get("dialogs/relation", "downloadincompleteselected"));
535 putValue(NAME, tr("Download incomplete members"));
536 updateEnabledState();
537 }
538
539 public Set<OsmPrimitive> buildSetOfIncompleteMembers(List<Relation> rels) {
540 Set<OsmPrimitive> ret = new HashSet<OsmPrimitive>();
541 for(Relation r: rels) {
542 ret.addAll(r.getIncompleteMembers());
543 }
544 return ret;
545 }
546
547 public void actionPerformed(ActionEvent e) {
548 if (!isEnabled())
549 return;
550 List<Relation> rels = model.getSelectedRelationsWithIncompleteMembers();
551 if (rels.isEmpty()) return;
552 Main.worker.submit(new DownloadRelationMemberTask(
553 rels,
554 buildSetOfIncompleteMembers(rels),
555 Main.map.mapView.getEditLayer()
556 ));
557 }
558
559 protected void updateEnabledState() {
560 setEnabled(!model.getSelectedRelationsWithIncompleteMembers().isEmpty());
561 }
562
563 public void valueChanged(ListSelectionEvent e) {
564 updateEnabledState();
565 }
566 }
567
568 /**
569 * The list model for the list of relations displayed in the relation list
570 * dialog.
571 *
572 */
573 private class RelationListModel extends AbstractListModel {
574 private final ArrayList<Relation> relations = new ArrayList<Relation>();
575 private DefaultListSelectionModel selectionModel;
576
577 public RelationListModel(DefaultListSelectionModel selectionModel) {
578 this.selectionModel = selectionModel;
579 }
580
581 public Relation getRelation(int idx) {
582 return relations.get(idx);
583 }
584
585 public void sort() {
586 Collections.sort(
587 relations,
588 DefaultNameFormatter.getInstance().getRelationComparator()
589 );
590 }
591
592 private boolean isValid(Relation r) {
593 return !r.isDeleted() && r.isVisible() && !r.isIncomplete();
594 }
595
596 public void setRelations(Collection<Relation> relations) {
597 List<Relation> sel = getSelectedRelations();
598 this.relations.clear();
599 if (relations == null) {
600 selectionModel.clearSelection();
601 fireContentsChanged(this,0,getSize());
602 return;
603
604 }
605 for (Relation r: relations) {
606 if (isValid(r)) {
607 this.relations.add(r);
608 }
609 }
610 sort();
611 fireIntervalAdded(this, 0, getSize());
612 setSelectedRelations(sel);
613 }
614
615 /**
616 * Add all relations in <code>addedPrimitives</code> to the model for the
617 * relation list dialog
618 *
619 * @param addedPrimitives the collection of added primitives. May include nodes,
620 * ways, and relations.
621 */
622 public void addRelations(Collection<? extends OsmPrimitive> addedPrimitives) {
623 boolean added = false;
624 for (OsmPrimitive p: addedPrimitives) {
625 if (! (p instanceof Relation)) {
626 continue;
627 }
628
629 Relation r = (Relation)p;
630 if (relations.contains(r)) {
631 continue;
632 }
633 if (isValid(r)) {
634 relations.add(r);
635 added = true;
636 }
637 }
638 if (added) {
639 List<Relation> sel = getSelectedRelations();
640 sort();
641 fireIntervalAdded(this, 0, getSize());
642 setSelectedRelations(sel);
643 }
644 }
645
646 /**
647 * Removes all relations in <code>removedPrimitives</code> from the model
648 *
649 * @param removedPrimitives the removed primitives. May include nodes, ways,
650 * and relations
651 */
652 public void removeRelations(Collection<? extends OsmPrimitive> removedPrimitives) {
653 if (removedPrimitives == null) return;
654 // extract the removed relations
655 //
656 Set<Relation> removedRelations = new HashSet<Relation>();
657 for (OsmPrimitive p: removedPrimitives) {
658 if (! (p instanceof Relation)) {
659 continue;
660 }
661 removedRelations.add((Relation)p);
662 }
663 if (removedRelations.isEmpty())
664 return;
665 int size = relations.size();
666 relations.removeAll(removedRelations);
667 if (size != relations.size()) {
668 List<Relation> sel = getSelectedRelations();
669 sort();
670 fireContentsChanged(this, 0, getSize());
671 setSelectedRelations(sel);
672 }
673 }
674
675 /**
676 * Replies the list of selected relations with incomplete members
677 *
678 * @return the list of selected relations with incomplete members
679 */
680 public List<Relation> getSelectedRelationsWithIncompleteMembers() {
681 List<Relation> ret = getSelectedNonNewRelations();
682 Iterator<Relation> it = ret.iterator();
683 while(it.hasNext()) {
684 Relation r = it.next();
685 if (!r.hasIncompleteMembers()) {
686 it.remove();
687 }
688 }
689 return ret;
690 }
691
692 public Object getElementAt(int index) {
693 return relations.get(index);
694 }
695
696 public int getSize() {
697 return relations.size();
698 }
699
700 /**
701 * Replies the list of selected, non-new relations. Empty list,
702 * if there are no selected, non-new relations.
703 *
704 * @return the list of selected, non-new relations.
705 */
706 public List<Relation> getSelectedNonNewRelations() {
707 ArrayList<Relation> ret = new ArrayList<Relation>();
708 for (int i=0; i<getSize();i++) {
709 if (!selectionModel.isSelectedIndex(i)) {
710 continue;
711 }
712 if (relations.get(i).isNew()) {
713 continue;
714 }
715 ret.add(relations.get(i));
716 }
717 return ret;
718 }
719
720 /**
721 * Replies the list of selected relations. Empty list,
722 * if there are no selected relations.
723 *
724 * @return the list of selected, non-new relations.
725 */
726 public List<Relation> getSelectedRelations() {
727 ArrayList<Relation> ret = new ArrayList<Relation>();
728 for (int i=0; i<getSize();i++) {
729 if (!selectionModel.isSelectedIndex(i)) {
730 continue;
731 }
732 ret.add(relations.get(i));
733 }
734 return ret;
735 }
736
737 /**
738 * Sets the selected relations.
739 *
740 * @return sel the list of selected relations
741 */
742 public void setSelectedRelations(List<Relation> sel) {
743 selectionModel.clearSelection();
744 if (sel == null || sel.isEmpty())
745 return;
746 for (Relation r: sel) {
747 int i = relations.indexOf(r);
748 if (i<0) {
749 continue;
750 }
751 selectionModel.addSelectionInterval(i,i);
752 }
753 }
754
755 /**
756 * Returns the index of the relation
757 *
758 * @return index of relation (null if it cannot be found)
759 */
760 public Integer getRelationIndex(Relation rel) {
761 int i = relations.indexOf(rel);
762 if (i<0)
763 return null;
764 return i;
765 }
766
767 public void updateTitle() {
768 if (getSize() > 0) {
769 RelationListDialog.this.setTitle(tr("Relations: {0}", getSize()));
770 } else {
771 RelationListDialog.this.setTitle(tr("Relations"));
772 }
773 }
774 }
775
776 class RelationDialogPopupMenu extends ListPopupMenu {
777
778 public RelationDialogPopupMenu(JList list) {
779 super(list);
780
781 // -- download members action
782 //
783 add(new DownloadMembersAction());
784
785 // -- download incomplete members action
786 //
787 add(new DownloadSelectedIncompleteMembersAction());
788
789 addSeparator();
790
791 // -- select members action
792 //
793 add(new SelectMembersAction(false));
794 add(new SelectMembersAction(true));
795
796 // -- select action
797 //
798 add(new SelectAction(false));
799 add(new SelectAction(true));
800 }
801 }
802
803 public void addPopupMenuSeparator() {
804 popupMenu.addSeparator();
805 }
806
807 public JMenuItem addPopupMenuAction(Action a) {
808 return popupMenu.add(a);
809 }
810
811 public void addPopupMenuListener(PopupMenuListener l) {
812 popupMenu.addPopupMenuListener(l);
813 }
814
815 public void removePopupMenuListener(PopupMenuListener l) {
816 popupMenu.addPopupMenuListener(l);
817 }
818
819 public Collection<Relation> getSelectedRelations() {
820 return model.getSelectedRelations();
821 }
822
823 /* ---------------------------------------------------------------------------------- */
824 /* DataSetListener */
825 /* ---------------------------------------------------------------------------------- */
826
827 public void nodeMoved(NodeMovedEvent event) {/* irrelevant in this context */}
828
829 public void wayNodesChanged(WayNodesChangedEvent event) {/* irrelevant in this context */}
830
831 public void primitivesAdded(final PrimitivesAddedEvent event) {
832 model.addRelations(event.getPrimitives());
833 model.updateTitle();
834 }
835
836 public void primitivesRemoved(final PrimitivesRemovedEvent event) {
837 model.removeRelations(event.getPrimitives());
838 model.updateTitle();
839 }
840
841 public void relationMembersChanged(final RelationMembersChangedEvent event) {
842 List<Relation> sel = model.getSelectedRelations();
843 model.sort();
844 model.setSelectedRelations(sel);
845 displaylist.repaint();
846 }
847
848 public void tagsChanged(TagsChangedEvent event) {
849 OsmPrimitive prim = event.getPrimitive();
850 if (prim == null || ! (prim instanceof Relation))
851 return;
852 // trigger a sort of the relation list because the display name may
853 // have changed
854 //
855 List<Relation> sel = model.getSelectedRelations();
856 model.sort();
857 model.setSelectedRelations(sel);
858 displaylist.repaint();
859 }
860
861 public void dataChanged(DataChangedEvent event) {
862 initFromLayer(Main.main.getEditLayer());
863 }
864
865 public void otherDatasetChange(AbstractDatasetChangedEvent event) {/* ignore */}
866}
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