source: josm/trunk/src/org/openstreetmap/josm/gui/dialogs/SelectionListDialog.java@ 14734

Last change on this file since 14734 was 14734, checked in by GerdP, 5 years ago

fix #16706 (16706-improve-v2.patch)
  • Property svn:eol-style set to native
File size: 32.3 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.dialogs;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5import static org.openstreetmap.josm.tools.I18n.trn;
6
7import java.awt.Component;
8import java.awt.GraphicsEnvironment;
9import java.awt.Rectangle;
10import java.awt.datatransfer.Transferable;
11import java.awt.event.ActionEvent;
12import java.awt.event.ActionListener;
13import java.awt.event.KeyEvent;
14import java.awt.event.MouseEvent;
15import java.util.ArrayList;
16import java.util.Arrays;
17import java.util.Collection;
18import java.util.Collections;
19import java.util.Comparator;
20import java.util.HashSet;
21import java.util.LinkedList;
22import java.util.List;
23import java.util.Set;
24
25import javax.swing.AbstractAction;
26import javax.swing.AbstractListModel;
27import javax.swing.DefaultListSelectionModel;
28import javax.swing.JComponent;
29import javax.swing.JList;
30import javax.swing.JMenuItem;
31import javax.swing.JPopupMenu;
32import javax.swing.ListSelectionModel;
33import javax.swing.TransferHandler;
34import javax.swing.event.ListDataEvent;
35import javax.swing.event.ListDataListener;
36import javax.swing.event.ListSelectionEvent;
37import javax.swing.event.ListSelectionListener;
38
39import org.openstreetmap.josm.actions.AbstractSelectAction;
40import org.openstreetmap.josm.actions.AutoScaleAction;
41import org.openstreetmap.josm.actions.AutoScaleAction.AutoScaleMode;
42import org.openstreetmap.josm.actions.relation.EditRelationAction;
43import org.openstreetmap.josm.data.osm.DataSelectionListener;
44import org.openstreetmap.josm.data.osm.DataSet;
45import org.openstreetmap.josm.data.osm.DefaultNameFormatter;
46import org.openstreetmap.josm.data.osm.Node;
47import org.openstreetmap.josm.data.osm.OsmData;
48import org.openstreetmap.josm.data.osm.OsmPrimitive;
49import org.openstreetmap.josm.data.osm.OsmPrimitiveComparator;
50import org.openstreetmap.josm.data.osm.Relation;
51import org.openstreetmap.josm.data.osm.Way;
52import org.openstreetmap.josm.data.osm.event.AbstractDatasetChangedEvent;
53import org.openstreetmap.josm.data.osm.event.DataChangedEvent;
54import org.openstreetmap.josm.data.osm.event.DataSetListener;
55import org.openstreetmap.josm.data.osm.event.DatasetEventManager;
56import org.openstreetmap.josm.data.osm.event.DatasetEventManager.FireMode;
57import org.openstreetmap.josm.data.osm.event.NodeMovedEvent;
58import org.openstreetmap.josm.data.osm.event.PrimitivesAddedEvent;
59import org.openstreetmap.josm.data.osm.event.PrimitivesRemovedEvent;
60import org.openstreetmap.josm.data.osm.event.RelationMembersChangedEvent;
61import org.openstreetmap.josm.data.osm.event.SelectionEventManager;
62import org.openstreetmap.josm.data.osm.event.TagsChangedEvent;
63import org.openstreetmap.josm.data.osm.event.WayNodesChangedEvent;
64import org.openstreetmap.josm.data.osm.search.SearchSetting;
65import org.openstreetmap.josm.data.osm.visitor.BoundingXYVisitor;
66import org.openstreetmap.josm.gui.MainApplication;
67import org.openstreetmap.josm.gui.PopupMenuHandler;
68import org.openstreetmap.josm.gui.PrimitiveRenderer;
69import org.openstreetmap.josm.gui.SideButton;
70import org.openstreetmap.josm.gui.datatransfer.PrimitiveTransferable;
71import org.openstreetmap.josm.gui.datatransfer.data.PrimitiveTransferData;
72import org.openstreetmap.josm.gui.dialogs.relation.RelationPopupMenus;
73import org.openstreetmap.josm.gui.history.HistoryBrowserDialogManager;
74import org.openstreetmap.josm.gui.layer.MainLayerManager.ActiveLayerChangeEvent;
75import org.openstreetmap.josm.gui.layer.MainLayerManager.ActiveLayerChangeListener;
76import org.openstreetmap.josm.gui.util.GuiHelper;
77import org.openstreetmap.josm.gui.util.HighlightHelper;
78import org.openstreetmap.josm.gui.widgets.ListPopupMenu;
79import org.openstreetmap.josm.gui.widgets.PopupMenuLauncher;
80import org.openstreetmap.josm.spi.preferences.Config;
81import org.openstreetmap.josm.tools.ImageProvider;
82import org.openstreetmap.josm.tools.InputMapUtils;
83import org.openstreetmap.josm.tools.Shortcut;
84import org.openstreetmap.josm.tools.Utils;
85import org.openstreetmap.josm.tools.bugreport.BugReport;
86
87/**
88 * A small tool dialog for displaying the current selection.
89 * @since 8
90 */
91public class SelectionListDialog extends ToggleDialog {
92 private JList<OsmPrimitive> lstPrimitives;
93 private final DefaultListSelectionModel selectionModel = new DefaultListSelectionModel();
94 private final SelectionListModel model = new SelectionListModel(selectionModel);
95
96 private final SelectAction actSelect = new SelectAction();
97 private final SearchAction actSearch = new SearchAction();
98 private final ShowHistoryAction actShowHistory = new ShowHistoryAction();
99 private final ZoomToJOSMSelectionAction actZoomToJOSMSelection = new ZoomToJOSMSelectionAction();
100 private final ZoomToListSelection actZoomToListSelection = new ZoomToListSelection();
101
102 /** the popup menu and its handler */
103 private final ListPopupMenu popupMenu;
104 private final transient PopupMenuHandler popupMenuHandler;
105
106 /**
107 * Builds the content panel for this dialog
108 */
109 protected void buildContentPanel() {
110 lstPrimitives = new JList<>(model);
111 lstPrimitives.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
112 lstPrimitives.setSelectionModel(selectionModel);
113 lstPrimitives.setCellRenderer(new PrimitiveRenderer());
114 lstPrimitives.setTransferHandler(new SelectionTransferHandler());
115 if (!GraphicsEnvironment.isHeadless()) {
116 lstPrimitives.setDragEnabled(true);
117 }
118
119 lstPrimitives.getSelectionModel().addListSelectionListener(actSelect);
120 lstPrimitives.getSelectionModel().addListSelectionListener(actShowHistory);
121
122 // the select action
123 final SideButton selectButton = new SideButton(actSelect);
124 selectButton.createArrow(e -> SelectionHistoryPopup.launch(selectButton, model.getSelectionHistory()));
125
126 // the search button
127 final SideButton searchButton = new SideButton(actSearch);
128 searchButton.createArrow(e -> SearchPopupMenu.launch(searchButton), true);
129
130 createLayout(lstPrimitives, true, Arrays.asList(
131 selectButton, searchButton, new SideButton(actShowHistory)
132 ));
133 }
134
135 @Override
136 public void destroy() {
137 lstPrimitives.setTransferHandler(null);
138 super.destroy();
139 }
140
141 /**
142 * Constructs a new {@code SelectionListDialog}.
143 */
144 public SelectionListDialog() {
145 super(tr("Selection"), "selectionlist", tr("Open a selection list window."),
146 Shortcut.registerShortcut("subwindow:selection", tr("Toggle: {0}",
147 tr("Current Selection")), KeyEvent.VK_T, Shortcut.ALT_SHIFT),
148 150, // default height
149 true // default is "show dialog"
150 );
151
152 buildContentPanel();
153 model.addListDataListener(new TitleUpdater());
154 model.addListDataListener(actZoomToJOSMSelection);
155
156 popupMenu = new ListPopupMenu(lstPrimitives);
157 popupMenuHandler = setupPopupMenuHandler();
158
159 lstPrimitives.addListSelectionListener(e -> {
160 actZoomToListSelection.valueChanged(e);
161 popupMenuHandler.setPrimitives(model.getSelected());
162 });
163
164 lstPrimitives.addMouseListener(new MouseEventHandler());
165
166 InputMapUtils.addEnterAction(lstPrimitives, actZoomToListSelection);
167 }
168
169 @Override
170 public void showNotify() {
171 SelectionEventManager.getInstance().addSelectionListenerForEdt(actShowHistory);
172 SelectionEventManager.getInstance().addSelectionListenerForEdt(model);
173 DatasetEventManager.getInstance().addDatasetListener(model, FireMode.IN_EDT);
174 MainApplication.getLayerManager().addActiveLayerChangeListener(actSearch);
175 // editLayerChanged also gets the selection history of the level. Listener calls setJOSMSelection when fired.
176 MainApplication.getLayerManager().addAndFireActiveLayerChangeListener(model);
177 actSearch.updateEnabledState();
178 }
179
180 @Override
181 public void hideNotify() {
182 MainApplication.getLayerManager().removeActiveLayerChangeListener(actSearch);
183 MainApplication.getLayerManager().removeActiveLayerChangeListener(model);
184 SelectionEventManager.getInstance().removeSelectionListener(actShowHistory);
185 SelectionEventManager.getInstance().removeSelectionListener(model);
186 DatasetEventManager.getInstance().removeDatasetListener(model);
187 }
188
189 /**
190 * Responds to double clicks on the list of selected objects and launches the popup menu
191 */
192 class MouseEventHandler extends PopupMenuLauncher {
193 private final HighlightHelper helper = new HighlightHelper();
194 private final boolean highlightEnabled = Config.getPref().getBoolean("draw.target-highlight", true);
195
196 MouseEventHandler() {
197 super(popupMenu);
198 }
199
200 @Override
201 public void mouseClicked(MouseEvent e) {
202 int idx = lstPrimitives.locationToIndex(e.getPoint());
203 if (idx < 0) return;
204 if (isDoubleClick(e)) {
205 DataSet ds = MainApplication.getLayerManager().getActiveDataSet();
206 if (ds == null) return;
207 OsmPrimitive osm = model.getElementAt(idx);
208 Collection<OsmPrimitive> sel = ds.getSelected();
209 if (sel.size() != 1 || !sel.iterator().next().equals(osm)) {
210 // Select primitive if it's not the whole current selection
211 ds.setSelected(Collections.singleton(osm));
212 } else if (osm instanceof Relation) {
213 // else open relation editor if applicable
214 EditRelationAction.launchEditor((Relation) osm);
215 }
216 } else if (highlightEnabled && MainApplication.isDisplayingMapView() && helper.highlightOnly(model.getElementAt(idx))) {
217 MainApplication.getMap().mapView.repaint();
218 }
219 }
220
221 @Override
222 public void mouseExited(MouseEvent me) {
223 if (highlightEnabled) helper.clear();
224 super.mouseExited(me);
225 }
226 }
227
228 private PopupMenuHandler setupPopupMenuHandler() {
229 PopupMenuHandler handler = new PopupMenuHandler(popupMenu);
230 handler.addAction(actZoomToJOSMSelection);
231 handler.addAction(actZoomToListSelection);
232 handler.addSeparator();
233 return RelationPopupMenus.setupHandler(handler);
234 }
235
236 /**
237 * Replies the popup menu handler.
238 * @return The popup menu handler
239 */
240 public PopupMenuHandler getPopupMenuHandler() {
241 return popupMenuHandler;
242 }
243
244 /**
245 * Replies the selected OSM primitives.
246 * @return The selected OSM primitives
247 */
248 public Collection<OsmPrimitive> getSelectedPrimitives() {
249 return model.getSelected();
250 }
251
252 /**
253 * Updates the dialog title with a summary of the current JOSM selection
254 */
255 class TitleUpdater implements ListDataListener {
256 protected void updateTitle() {
257 setTitle(model.getJOSMSelectionSummary());
258 }
259
260 @Override
261 public void contentsChanged(ListDataEvent e) {
262 updateTitle();
263 }
264
265 @Override
266 public void intervalAdded(ListDataEvent e) {
267 updateTitle();
268 }
269
270 @Override
271 public void intervalRemoved(ListDataEvent e) {
272 updateTitle();
273 }
274 }
275
276 /**
277 * Launches the search dialog
278 */
279 static class SearchAction extends AbstractAction implements ActiveLayerChangeListener {
280 /**
281 * Constructs a new {@code SearchAction}.
282 */
283 SearchAction() {
284 putValue(NAME, tr("Search"));
285 putValue(SHORT_DESCRIPTION, tr("Search for objects"));
286 new ImageProvider("dialogs", "search").getResource().attachImageIcon(this, true);
287 updateEnabledState();
288 }
289
290 @Override
291 public void actionPerformed(ActionEvent e) {
292 if (!isEnabled()) return;
293 org.openstreetmap.josm.actions.search.SearchAction.search();
294 }
295
296 protected void updateEnabledState() {
297 setEnabled(MainApplication.getLayerManager().getActiveData() != null);
298 }
299
300 @Override
301 public void activeOrEditLayerChanged(ActiveLayerChangeEvent e) {
302 updateEnabledState();
303 }
304 }
305
306 /**
307 * Sets the current JOSM selection to the OSM primitives selected in the list
308 * of this dialog
309 */
310 class SelectAction extends AbstractSelectAction implements ListSelectionListener {
311 /**
312 * Constructs a new {@code SelectAction}.
313 */
314 SelectAction() {
315 updateEnabledState();
316 }
317
318 @Override
319 public void actionPerformed(ActionEvent e) {
320 Collection<OsmPrimitive> sel = model.getSelected();
321 if (sel.isEmpty()) return;
322 OsmData<?, ?, ?, ?> ds = MainApplication.getLayerManager().getActiveData();
323 if (ds == null) return;
324 ds.setSelected(sel);
325 model.selectionModel.setSelectionInterval(0, sel.size()-1);
326 }
327
328 protected void updateEnabledState() {
329 setEnabled(!model.isSelectionEmpty());
330 }
331
332 @Override
333 public void valueChanged(ListSelectionEvent e) {
334 updateEnabledState();
335 }
336 }
337
338 /**
339 * The action for showing history information of the current history item.
340 */
341 class ShowHistoryAction extends AbstractAction implements ListSelectionListener, DataSelectionListener {
342 /**
343 * Constructs a new {@code ShowHistoryAction}.
344 */
345 ShowHistoryAction() {
346 putValue(NAME, tr("History"));
347 putValue(SHORT_DESCRIPTION, tr("Display the history of the selected objects."));
348 new ImageProvider("dialogs", "history").getResource().attachImageIcon(this, true);
349 updateEnabledState(model.getSize());
350 }
351
352 @Override
353 public void actionPerformed(ActionEvent e) {
354 Collection<OsmPrimitive> sel = model.getSelected();
355 if (sel.isEmpty() && model.getSize() != 1) {
356 return;
357 } else if (sel.isEmpty()) {
358 sel = Collections.singleton(model.getElementAt(0));
359 }
360 HistoryBrowserDialogManager.getInstance().showHistory(sel);
361 }
362
363 protected void updateEnabledState(int osmSelectionSize) {
364 // See #10830 - allow to click on history button is a single object is selected, even if not selected again in the list
365 setEnabled(!model.isSelectionEmpty() || osmSelectionSize == 1);
366 }
367
368 @Override
369 public void valueChanged(ListSelectionEvent e) {
370 updateEnabledState(model.getSize());
371 }
372
373 @Override
374 public void selectionChanged(SelectionChangeEvent event) {
375 updateEnabledState(event.getSelection().size());
376 }
377 }
378
379 /**
380 * The action for zooming to the primitives in the current JOSM selection
381 *
382 */
383 class ZoomToJOSMSelectionAction extends AbstractAction implements ListDataListener {
384
385 ZoomToJOSMSelectionAction() {
386 putValue(NAME, tr("Zoom to selection"));
387 putValue(SHORT_DESCRIPTION, tr("Zoom to selection"));
388 new ImageProvider("dialogs/autoscale", "selection").getResource().attachImageIcon(this, true);
389 updateEnabledState();
390 }
391
392 @Override
393 public void actionPerformed(ActionEvent e) {
394 AutoScaleAction.autoScale(AutoScaleMode.SELECTION);
395 }
396
397 public void updateEnabledState() {
398 setEnabled(model.getSize() > 0);
399 }
400
401 @Override
402 public void contentsChanged(ListDataEvent e) {
403 updateEnabledState();
404 }
405
406 @Override
407 public void intervalAdded(ListDataEvent e) {
408 updateEnabledState();
409 }
410
411 @Override
412 public void intervalRemoved(ListDataEvent e) {
413 updateEnabledState();
414 }
415 }
416
417 /**
418 * The action for zooming to the primitives which are currently selected in
419 * the list displaying the JOSM selection
420 *
421 */
422 class ZoomToListSelection extends AbstractAction implements ListSelectionListener {
423 /**
424 * Constructs a new {@code ZoomToListSelection}.
425 */
426 ZoomToListSelection() {
427 putValue(NAME, tr("Zoom to selected element(s)"));
428 putValue(SHORT_DESCRIPTION, tr("Zoom to selected element(s)"));
429 new ImageProvider("dialogs/autoscale", "selection").getResource().attachImageIcon(this, true);
430 updateEnabledState();
431 }
432
433 @Override
434 public void actionPerformed(ActionEvent e) {
435 BoundingXYVisitor v = new BoundingXYVisitor();
436 Collection<OsmPrimitive> sel = model.getSelected();
437 if (sel.isEmpty()) return;
438 v.computeBoundingBox(sel);
439 if (v.getBounds() == null)
440 return;
441 MainApplication.getMap().mapView.zoomTo(v);
442 }
443
444 protected void updateEnabledState() {
445 setEnabled(!model.isSelectionEmpty());
446 }
447
448 @Override
449 public void valueChanged(ListSelectionEvent e) {
450 updateEnabledState();
451 }
452 }
453
454 /**
455 * The list model for the list of OSM primitives in the current JOSM selection.
456 *
457 * The model also maintains a history of the last {@link SelectionListModel#SELECTION_HISTORY_SIZE}
458 * JOSM selection.
459 *
460 */
461 static class SelectionListModel extends AbstractListModel<OsmPrimitive>
462 implements ActiveLayerChangeListener, DataSelectionListener, DataSetListener {
463
464 private static final int SELECTION_HISTORY_SIZE = 10;
465
466 // Variable to store history from currentDataSet()
467 private LinkedList<Collection<? extends OsmPrimitive>> history;
468 private final transient List<OsmPrimitive> selection = new ArrayList<>();
469 private final DefaultListSelectionModel selectionModel;
470
471 /**
472 * Constructor
473 * @param selectionModel the selection model used in the list
474 */
475 SelectionListModel(DefaultListSelectionModel selectionModel) {
476 this.selectionModel = selectionModel;
477 }
478
479 /**
480 * Replies a summary of the current JOSM selection
481 *
482 * @return a summary of the current JOSM selection
483 */
484 public synchronized String getJOSMSelectionSummary() {
485 if (selection.isEmpty()) return tr("Selection");
486 int numNodes = 0;
487 int numWays = 0;
488 int numRelations = 0;
489 for (OsmPrimitive p: selection) {
490 switch(p.getType()) {
491 case NODE: numNodes++; break;
492 case WAY: numWays++; break;
493 case RELATION: numRelations++; break;
494 default: throw new AssertionError();
495 }
496 }
497 return tr("Sel.: Rel.:{0} / Ways:{1} / Nodes:{2}", numRelations, numWays, numNodes);
498 }
499
500 /**
501 * Remembers a JOSM selection the history of JOSM selections
502 *
503 * @param selection the JOSM selection. Ignored if null or empty.
504 */
505 public void remember(Collection<? extends OsmPrimitive> selection) {
506 if (selection == null) return;
507 if (selection.isEmpty()) return;
508 if (history == null) return;
509 if (history.isEmpty()) {
510 history.add(selection);
511 return;
512 }
513 if (history.getFirst().equals(selection)) return;
514 history.addFirst(selection);
515 for (int i = 1; i < history.size(); ++i) {
516 if (history.get(i).equals(selection)) {
517 history.remove(i);
518 break;
519 }
520 }
521 int maxsize = Config.getPref().getInt("select.history-size", SELECTION_HISTORY_SIZE);
522 while (history.size() > maxsize) {
523 history.removeLast();
524 }
525 }
526
527 /**
528 * Replies the history of JOSM selections
529 *
530 * @return history of JOSM selections
531 */
532 public List<Collection<? extends OsmPrimitive>> getSelectionHistory() {
533 return history;
534 }
535
536 @Override
537 public synchronized OsmPrimitive getElementAt(int index) {
538 return selection.get(index);
539 }
540
541 @Override
542 public synchronized int getSize() {
543 return selection.size();
544 }
545
546 /**
547 * Determines if no OSM primitives are currently selected.
548 * @return {@code true} if no OSM primitives are currently selected
549 * @since 10383
550 */
551 public boolean isSelectionEmpty() {
552 return selectionModel.isSelectionEmpty();
553 }
554
555 /**
556 * Replies the collection of OSM primitives currently selected in the view of this model
557 *
558 * @return chosen elements in the view
559 */
560 public synchronized Collection<OsmPrimitive> getSelected() {
561 Set<OsmPrimitive> sel = new HashSet<>();
562 for (int i = 0; i < getSize(); i++) {
563 if (selectionModel.isSelectedIndex(i)) {
564 sel.add(selection.get(i));
565 }
566 }
567 return sel;
568 }
569
570 /**
571 * Sets the OSM primitives to be selected in the view of this model
572 *
573 * @param sel the collection of primitives to select
574 */
575 public synchronized void setSelected(Collection<OsmPrimitive> sel) {
576 selectionModel.setValueIsAdjusting(true);
577 selectionModel.clearSelection();
578 if (sel != null) {
579 for (OsmPrimitive p: sel) {
580 int i = selection.indexOf(p);
581 if (i >= 0) {
582 selectionModel.addSelectionInterval(i, i);
583 }
584 }
585 }
586 selectionModel.setValueIsAdjusting(false);
587 }
588
589 @Override
590 protected void fireContentsChanged(Object source, int index0, int index1) {
591 Collection<OsmPrimitive> sel = getSelected();
592 super.fireContentsChanged(source, index0, index1);
593 setSelected(sel);
594 }
595
596 /**
597 * Sets the collection of currently selected OSM objects
598 *
599 * @param selection the collection of currently selected OSM objects
600 */
601 public void setJOSMSelection(final Collection<? extends OsmPrimitive> selection) {
602 synchronized (this) {
603 this.selection.clear();
604 if (selection != null) {
605 this.selection.addAll(selection);
606 sort();
607 }
608 }
609 GuiHelper.runInEDTAndWait(new Runnable() {
610 @Override public void run() {
611 fireContentsChanged(this, 0, getSize());
612 if (selection != null) {
613 remember(selection);
614 }
615 }
616 });
617 }
618
619 /**
620 * Triggers a refresh of the view for all primitives in {@code toUpdate}
621 * which are currently displayed in the view
622 *
623 * @param toUpdate the collection of primitives to update
624 */
625 public synchronized void update(Collection<? extends OsmPrimitive> toUpdate) {
626 if (toUpdate == null) return;
627 if (toUpdate.isEmpty()) return;
628 Collection<OsmPrimitive> sel = getSelected();
629 for (OsmPrimitive p: toUpdate) {
630 int i = selection.indexOf(p);
631 if (i >= 0) {
632 super.fireContentsChanged(this, i, i);
633 }
634 }
635 setSelected(sel);
636 }
637
638 /**
639 * Sorts the current elements in the selection
640 */
641 public synchronized void sort() {
642 int size = selection.size();
643 if (size > 1 && size <= Config.getPref().getInt("selection.no_sort_above", 100_000)) {
644 boolean quick = size > Config.getPref().getInt("selection.fast_sort_above", 10_000);
645 Comparator<OsmPrimitive> c = Config.getPref().getBoolean("selection.sort_relations_before_ways", true)
646 ? OsmPrimitiveComparator.orderingRelationsWaysNodes()
647 : OsmPrimitiveComparator.orderingWaysRelationsNodes();
648 try {
649 selection.sort(c.thenComparing(quick
650 ? OsmPrimitiveComparator.comparingUniqueId()
651 : OsmPrimitiveComparator.comparingNames()));
652 } catch (IllegalArgumentException e) {
653 throw BugReport.intercept(e).put("size", size).put("quick", quick).put("selection", selection);
654 }
655 }
656 }
657
658 /* ------------------------------------------------------------------------ */
659 /* interface ActiveLayerChangeListener */
660 /* ------------------------------------------------------------------------ */
661 @Override
662 public void activeOrEditLayerChanged(ActiveLayerChangeEvent e) {
663 DataSet newData = e.getSource().getEditDataSet();
664 if (newData == null) {
665 setJOSMSelection(null);
666 history = null;
667 } else {
668 history = newData.getSelectionHistory();
669 setJOSMSelection(newData.getAllSelected());
670 }
671 }
672
673 /* ------------------------------------------------------------------------ */
674 /* interface DataSelectionListener */
675 /* ------------------------------------------------------------------------ */
676 @Override
677 public void selectionChanged(SelectionChangeEvent event) {
678 setJOSMSelection(event.getSelection());
679 }
680
681 /* ------------------------------------------------------------------------ */
682 /* interface DataSetListener */
683 /* ------------------------------------------------------------------------ */
684 @Override
685 public void dataChanged(DataChangedEvent event) {
686 // refresh the whole list
687 fireContentsChanged(this, 0, getSize());
688 }
689
690 @Override
691 public void nodeMoved(NodeMovedEvent event) {
692 // may influence the display name of primitives, update the data
693 update(event.getPrimitives());
694 }
695
696 @Override
697 public void otherDatasetChange(AbstractDatasetChangedEvent event) {
698 // may influence the display name of primitives, update the data
699 update(event.getPrimitives());
700 }
701
702 @Override
703 public void relationMembersChanged(RelationMembersChangedEvent event) {
704 // may influence the display name of primitives, update the data
705 update(event.getPrimitives());
706 }
707
708 @Override
709 public void tagsChanged(TagsChangedEvent event) {
710 // may influence the display name of primitives, update the data
711 update(event.getPrimitives());
712 }
713
714 @Override
715 public void wayNodesChanged(WayNodesChangedEvent event) {
716 // may influence the display name of primitives, update the data
717 update(event.getPrimitives());
718 }
719
720 @Override
721 public void primitivesAdded(PrimitivesAddedEvent event) {
722 /* ignored - handled by SelectionChangeListener */
723 }
724
725 @Override
726 public void primitivesRemoved(PrimitivesRemovedEvent event) {
727 /* ignored - handled by SelectionChangeListener*/
728 }
729 }
730
731 /**
732 * A specialized {@link JMenuItem} for presenting one entry of the search history
733 *
734 * @author Jan Peter Stotz
735 */
736 protected static class SearchMenuItem extends JMenuItem implements ActionListener {
737 protected final transient SearchSetting s;
738
739 public SearchMenuItem(SearchSetting s) {
740 super(Utils.shortenString(s.toString(),
741 org.openstreetmap.josm.actions.search.SearchAction.MAX_LENGTH_SEARCH_EXPRESSION_DISPLAY));
742 this.s = s;
743 addActionListener(this);
744 }
745
746 @Override
747 public void actionPerformed(ActionEvent e) {
748 org.openstreetmap.josm.actions.search.SearchAction.searchWithoutHistory(s);
749 }
750 }
751
752 /**
753 * The popup menu for the search history entries
754 *
755 */
756 protected static class SearchPopupMenu extends JPopupMenu {
757 public static void launch(Component parent) {
758 if (org.openstreetmap.josm.actions.search.SearchAction.getSearchHistory().isEmpty())
759 return;
760 if (parent.isShowing()) {
761 JPopupMenu menu = new SearchPopupMenu();
762 Rectangle r = parent.getBounds();
763 menu.show(parent, r.x, r.y + r.height);
764 }
765 }
766
767 /**
768 * Constructs a new {@code SearchPopupMenu}.
769 */
770 public SearchPopupMenu() {
771 for (SearchSetting ss: org.openstreetmap.josm.actions.search.SearchAction.getSearchHistory()) {
772 add(new SearchMenuItem(ss));
773 }
774 }
775 }
776
777 /**
778 * A specialized {@link JMenuItem} for presenting one entry of the selection history
779 *
780 * @author Jan Peter Stotz
781 */
782 protected static class SelectionMenuItem extends JMenuItem implements ActionListener {
783 protected transient Collection<? extends OsmPrimitive> sel;
784
785 public SelectionMenuItem(Collection<? extends OsmPrimitive> sel) {
786 this.sel = sel;
787 int ways = 0;
788 int nodes = 0;
789 int relations = 0;
790 for (OsmPrimitive o : sel) {
791 if (!o.isSelectable()) continue; // skip unselectable primitives
792 if (o instanceof Way) {
793 ways++;
794 } else if (o instanceof Node) {
795 nodes++;
796 } else if (o instanceof Relation) {
797 relations++;
798 }
799 }
800 StringBuilder text = new StringBuilder();
801 if (ways != 0) {
802 text.append(text.length() > 0 ? ", " : "")
803 .append(trn("{0} way", "{0} ways", ways, ways));
804 }
805 if (nodes != 0) {
806 text.append(text.length() > 0 ? ", " : "")
807 .append(trn("{0} node", "{0} nodes", nodes, nodes));
808 }
809 if (relations != 0) {
810 text.append(text.length() > 0 ? ", " : "")
811 .append(trn("{0} relation", "{0} relations", relations, relations));
812 }
813 if (ways + nodes + relations == 0) {
814 text.append(tr("Unselectable now"));
815 this.sel = new ArrayList<>(); // empty selection
816 }
817 DefaultNameFormatter df = DefaultNameFormatter.getInstance();
818 if (ways + nodes + relations == 1) {
819 text.append(": ");
820 for (OsmPrimitive o : sel) {
821 text.append(o.getDisplayName(df));
822 }
823 setText(text.toString());
824 } else {
825 setText(tr("Selection: {0}", text));
826 }
827 addActionListener(this);
828 }
829
830 @Override
831 public void actionPerformed(ActionEvent e) {
832 MainApplication.getLayerManager().getActiveDataSet().setSelected(sel);
833 }
834 }
835
836 /**
837 * The popup menu for the JOSM selection history entries
838 */
839 protected static class SelectionHistoryPopup extends JPopupMenu {
840 public static void launch(Component parent, Collection<Collection<? extends OsmPrimitive>> history) {
841 if (history == null || history.isEmpty()) return;
842 if (parent.isShowing()) {
843 JPopupMenu menu = new SelectionHistoryPopup(history);
844 Rectangle r = parent.getBounds();
845 menu.show(parent, r.x, r.y + r.height);
846 }
847 }
848
849 public SelectionHistoryPopup(Collection<Collection<? extends OsmPrimitive>> history) {
850 for (Collection<? extends OsmPrimitive> sel : history) {
851 add(new SelectionMenuItem(sel));
852 }
853 }
854 }
855
856 /**
857 * A transfer handler class for drag-and-drop support.
858 */
859 protected class SelectionTransferHandler extends TransferHandler {
860
861 @Override
862 public int getSourceActions(JComponent c) {
863 return COPY;
864 }
865
866 @Override
867 protected Transferable createTransferable(JComponent c) {
868 return new PrimitiveTransferable(PrimitiveTransferData.getData(getSelectedPrimitives()));
869 }
870 }
871}
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