source: josm/trunk/src/org/openstreetmap/josm/gui/MapStatus.java@ 5424

Last change on this file since 5424 was 5297, checked in by Don-vip, 12 years ago

fix #4493, fix #7750: conflict dialog, nodes and members tab: allow selection via double-click, allow zoom via contexual menu, plus various fix in EDT violations
  • Property svn:eol-style set to native
File size: 32.0 KB
Line 
1// License: GPL. See LICENSE file for details.
2package org.openstreetmap.josm.gui;
3
4import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
5import static org.openstreetmap.josm.tools.I18n.tr;
6
7import java.awt.AWTEvent;
8import java.awt.Color;
9import java.awt.Component;
10import java.awt.Cursor;
11import java.awt.Dimension;
12import java.awt.EventQueue;
13import java.awt.Font;
14import java.awt.GridBagLayout;
15import java.awt.Point;
16import java.awt.SystemColor;
17import java.awt.Toolkit;
18import java.awt.event.AWTEventListener;
19import java.awt.event.InputEvent;
20import java.awt.event.KeyAdapter;
21import java.awt.event.KeyEvent;
22import java.awt.event.MouseAdapter;
23import java.awt.event.MouseEvent;
24import java.awt.event.MouseListener;
25import java.awt.event.MouseMotionListener;
26import java.util.ArrayList;
27import java.util.Collection;
28import java.util.ConcurrentModificationException;
29import java.util.List;
30
31import javax.swing.BorderFactory;
32import javax.swing.JLabel;
33import javax.swing.JPanel;
34import javax.swing.JProgressBar;
35import javax.swing.JScrollPane;
36import javax.swing.JTextField;
37import javax.swing.Popup;
38import javax.swing.PopupFactory;
39import javax.swing.UIManager;
40
41import org.openstreetmap.josm.Main;
42import org.openstreetmap.josm.data.coor.CoordinateFormat;
43import org.openstreetmap.josm.data.coor.LatLon;
44import org.openstreetmap.josm.data.osm.DataSet;
45import org.openstreetmap.josm.data.osm.OsmPrimitive;
46import org.openstreetmap.josm.gui.help.Helpful;
47import org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor;
48import org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor.ProgressMonitorDialog;
49import org.openstreetmap.josm.gui.util.GuiHelper;
50import org.openstreetmap.josm.tools.GBC;
51import org.openstreetmap.josm.tools.ImageProvider;
52
53/**
54 * A component that manages some status information display about the map.
55 * It keeps a status line below the map up to date and displays some tooltip
56 * information if the user hold the mouse long enough at some point.
57 *
58 * All this is done in background to not disturb other processes.
59 *
60 * The background thread does not alter any data of the map (read only thread).
61 * Also it is rather fail safe. In case of some error in the data, it just does
62 * nothing instead of whining and complaining.
63 *
64 * @author imi
65 */
66public class MapStatus extends JPanel implements Helpful {
67
68 /**
69 * The MapView this status belongs to.
70 */
71 final MapView mv;
72 final Collector collector;
73
74 /**
75 * A small user interface component that consists of an image label and
76 * a fixed text content to the right of the image.
77 */
78 static class ImageLabel extends JPanel {
79 static Color backColor = Color.decode("#b8cfe5");
80 static Color backColorActive = Color.decode("#aaff5e");
81
82 private JLabel tf;
83 private int chars;
84 public ImageLabel(String img, String tooltip, int chars) {
85 super();
86 setLayout(new GridBagLayout());
87 setBackground(backColor);
88 add(new JLabel(ImageProvider.get("statusline/"+img+".png")), GBC.std().anchor(GBC.WEST).insets(0,1,1,0));
89 add(tf = new JLabel(), GBC.std().fill(GBC.BOTH).anchor(GBC.WEST).insets(2,1,1,0));
90 setToolTipText(tooltip);
91 this.chars = chars;
92 }
93 public void setText(String t) {
94 tf.setText(t);
95 }
96 @Override public Dimension getPreferredSize() {
97 return new Dimension(25 + chars*tf.getFontMetrics(tf.getFont()).charWidth('0'), super.getPreferredSize().height);
98 }
99 @Override public Dimension getMinimumSize() {
100 return new Dimension(25 + chars*tf.getFontMetrics(tf.getFont()).charWidth('0'), super.getMinimumSize().height);
101 }
102 }
103
104 public class BackgroundProgressMonitor implements ProgressMonitorDialog {
105
106 private String title;
107 private String customText;
108
109 private void updateText() {
110 if (customText != null && !customText.isEmpty()) {
111 progressBar.setToolTipText(tr("{0} ({1})", title, customText));
112 } else {
113 progressBar.setToolTipText(title);
114 }
115 }
116
117 public void setVisible(boolean visible) {
118 progressBar.setVisible(visible);
119 }
120
121 public void updateProgress(int progress) {
122 progressBar.setValue(progress);
123 MapStatus.this.doLayout();
124 }
125
126 public void setCustomText(String text) {
127 this.customText = text;
128 updateText();
129 }
130
131 public void setCurrentAction(String text) {
132 this.title = text;
133 updateText();
134 }
135
136 public void setIndeterminate(boolean newValue) {
137 UIManager.put("ProgressBar.cycleTime", UIManager.getInt("ProgressBar.repaintInterval") * 100);
138 progressBar.setIndeterminate(newValue);
139 }
140
141 @Override
142 public void appendLogMessage(String message) {
143 if (message != null && !message.isEmpty()) {
144 System.out.println("appendLogMessage not implemented for background tasks. Message was: " + message);
145 }
146 }
147
148 }
149
150 final ImageLabel lonText = new ImageLabel("lon", tr("The geographic longitude at the mouse pointer."), 11);
151 final ImageLabel nameText = new ImageLabel("name", tr("The name of the object at the mouse pointer."), 20);
152 final JTextField helpText = new JTextField();
153 final ImageLabel latText = new ImageLabel("lat", tr("The geographic latitude at the mouse pointer."), 11);
154 final ImageLabel angleText = new ImageLabel("angle", tr("The angle between the previous and the current way segment."), 6);
155 final ImageLabel headingText = new ImageLabel("heading", tr("The (compass) heading of the line segment being drawn."), 6);
156 final ImageLabel distText = new ImageLabel("dist", tr("The length of the new way segment being drawn."), 10);
157 final JProgressBar progressBar = new JProgressBar();
158 public final BackgroundProgressMonitor progressMonitor = new BackgroundProgressMonitor();
159
160 /**
161 * This is the thread that runs in the background and collects the information displayed.
162 * It gets destroyed by MapFrame.java/destroy() when the MapFrame itself is destroyed.
163 */
164 public Thread thread;
165
166 private final List<StatusTextHistory> statusText = new ArrayList<StatusTextHistory>();
167
168 private static class StatusTextHistory {
169 final Object id;
170 final String text;
171
172 public StatusTextHistory(Object id, String text) {
173 this.id = id;
174 this.text = text;
175 }
176
177 @Override
178 public boolean equals(Object obj) {
179 return obj instanceof StatusTextHistory && ((StatusTextHistory)obj).id == id;
180 }
181
182 @Override
183 public int hashCode() {
184 return System.identityHashCode(id);
185 }
186 }
187
188 /**
189 * The collector class that waits for notification and then update
190 * the display objects.
191 *
192 * @author imi
193 */
194 private final class Collector implements Runnable {
195 /**
196 * the mouse position of the previous iteration. This is used to show
197 * the popup until the cursor is moved.
198 */
199 private Point oldMousePos;
200 /**
201 * Contains the labels that are currently shown in the information
202 * popup
203 */
204 private List<JLabel> popupLabels = null;
205 /**
206 * The popup displayed to show additional information
207 */
208 private Popup popup;
209
210 private MapFrame parent;
211
212 public Collector(MapFrame parent) {
213 this.parent = parent;
214 }
215
216 /**
217 * Execution function for the Collector.
218 */
219 public void run() {
220 registerListeners();
221 try {
222 for (;;) {
223
224 final MouseState ms = new MouseState();
225 synchronized (this) {
226 // TODO Would be better if the timeout wasn't necessary
227 try {wait(1000);} catch (InterruptedException e) {}
228 ms.modifiers = mouseState.modifiers;
229 ms.mousePos = mouseState.mousePos;
230 }
231 if (parent != Main.map)
232 return; // exit, if new parent.
233
234 // Do nothing, if required data is missing
235 if(ms.mousePos == null || mv.center == null) {
236 continue;
237 }
238
239 try {
240 EventQueue.invokeAndWait(new Runnable() {
241
242 @Override
243 public void run() {
244 // Freeze display when holding down CTRL
245 if ((ms.modifiers & MouseEvent.CTRL_DOWN_MASK) != 0) {
246 // update the information popup's labels though, because
247 // the selection might have changed from the outside
248 popupUpdateLabels();
249 return;
250 }
251
252 // This try/catch is a hack to stop the flooding bug reports about this.
253 // The exception needed to handle with in the first place, means that this
254 // access to the data need to be restarted, if the main thread modifies
255 // the data.
256 DataSet ds = null;
257 // The popup != null check is required because a left-click
258 // produces several events as well, which would make this
259 // variable true. Of course we only want the popup to show
260 // if the middle mouse button has been pressed in the first
261 // place
262 boolean mouseNotMoved = oldMousePos != null
263 && oldMousePos.equals(ms.mousePos);
264 boolean isAtOldPosition = mouseNotMoved && popup != null;
265 boolean middleMouseDown = (ms.modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0;
266 try {
267 ds = mv.getCurrentDataSet();
268 if (ds != null) {
269 // This is not perfect, if current dataset was changed during execution, the lock would be useless
270 if(isAtOldPosition && middleMouseDown) {
271 // Write lock is necessary when selecting in popupCycleSelection
272 // locks can not be upgraded -> if do read lock here and write lock later (in OsmPrimitive.updateFlags)
273 // then always occurs deadlock (#5814)
274 ds.beginUpdate();
275 } else {
276 ds.getReadLock().lock();
277 }
278 }
279
280 // Set the text label in the bottom status bar
281 // "if mouse moved only" was added to stop heap growing
282 if (!mouseNotMoved) statusBarElementUpdate(ms);
283
284
285 // Popup Information
286 // display them if the middle mouse button is pressed and
287 // keep them until the mouse is moved
288 if (middleMouseDown || isAtOldPosition)
289 {
290 Collection<OsmPrimitive> osms = mv.getAllNearest(ms.mousePos, OsmPrimitive.isUsablePredicate);
291
292 if (osms == null)
293 return;
294
295 final JPanel c = new JPanel(new GridBagLayout());
296 final JLabel lbl = new JLabel(
297 "<html>"+tr("Middle click again to cycle through.<br>"+
298 "Hold CTRL to select directly from this list with the mouse.<hr>")+"</html>",
299 null,
300 JLabel.HORIZONTAL
301 );
302 lbl.setHorizontalAlignment(JLabel.LEFT);
303 c.add(lbl, GBC.eol().insets(2, 0, 2, 0));
304
305 // Only cycle if the mouse has not been moved and the
306 // middle mouse button has been pressed at least twice
307 // (the reason for this is the popup != null check for
308 // isAtOldPosition, see above. This is a nice side
309 // effect though, because it does not change selection
310 // of the first middle click)
311 if(isAtOldPosition && middleMouseDown) {
312 // Hand down mouse modifiers so the SHIFT mod can be
313 // handled correctly (see funcion)
314 popupCycleSelection(osms, ms.modifiers);
315 }
316
317 // These labels may need to be updated from the outside
318 // so collect them
319 List<JLabel> lbls = new ArrayList<JLabel>();
320 for (final OsmPrimitive osm : osms) {
321 JLabel l = popupBuildPrimitiveLabels(osm);
322 lbls.add(l);
323 c.add(l, GBC.eol().fill(GBC.HORIZONTAL).insets(2, 0, 2, 2));
324 }
325
326 popupShowPopup(popupCreatePopup(c, ms), lbls);
327 } else {
328 popupHidePopup();
329 }
330
331 oldMousePos = ms.mousePos;
332 } catch (ConcurrentModificationException x) {
333 //x.printStackTrace();
334 } catch (NullPointerException x) {
335 //x.printStackTrace();
336 } finally {
337 if (ds != null) {
338 if(isAtOldPosition && middleMouseDown) {
339 ds.endUpdate();
340 } else {
341 ds.getReadLock().unlock();
342 }
343 }
344 }
345 }
346 });
347 } catch (Exception e) {
348
349 }
350 }
351 } finally {
352 unregisterListeners();
353 }
354 }
355
356 /**
357 * Creates a popup for the given content next to the cursor. Tries to
358 * keep the popup on screen and shows a vertical scrollbar, if the
359 * screen is too small.
360 * @param content
361 * @param ms
362 * @return popup
363 */
364 private final Popup popupCreatePopup(Component content, MouseState ms) {
365 Point p = mv.getLocationOnScreen();
366 Dimension scrn = Toolkit.getDefaultToolkit().getScreenSize();
367
368 // Create a JScrollPane around the content, in case there's not
369 // enough space
370 JScrollPane sp = new JScrollPane(content);
371 sp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
372 sp.setBorder(BorderFactory.createRaisedBevelBorder());
373 // Implement max-size content-independent
374 Dimension prefsize = sp.getPreferredSize();
375 int w = Math.min(prefsize.width, Math.min(800, (scrn.width/2) - 16));
376 int h = Math.min(prefsize.height, scrn.height - 10);
377 sp.setPreferredSize(new Dimension(w, h));
378
379 int xPos = p.x + ms.mousePos.x + 16;
380 // Display the popup to the left of the cursor if it would be cut
381 // off on its right, but only if more space is available
382 if(xPos + w > scrn.width && xPos > scrn.width/2) {
383 xPos = p.x + ms.mousePos.x - 4 - w;
384 }
385 int yPos = p.y + ms.mousePos.y + 16;
386 // Move the popup up if it would be cut off at its bottom but do not
387 // move it off screen on the top
388 if(yPos + h > scrn.height - 5) {
389 yPos = Math.max(5, scrn.height - h - 5);
390 }
391
392 PopupFactory pf = PopupFactory.getSharedInstance();
393 return pf.getPopup(mv, sp, xPos, yPos);
394 }
395
396 /**
397 * Calls this to update the element that is shown in the statusbar
398 * @param ms
399 */
400 private final void statusBarElementUpdate(MouseState ms) {
401 final OsmPrimitive osmNearest = mv.getNearestNodeOrWay(ms.mousePos, OsmPrimitive.isUsablePredicate, false);
402 if (osmNearest != null) {
403 nameText.setText(osmNearest.getDisplayName(DefaultNameFormatter.getInstance()));
404 } else {
405 nameText.setText(tr("(no object)"));
406 }
407 }
408
409 /**
410 * Call this with a set of primitives to cycle through them. Method
411 * will automatically select the next item and update the map
412 * @param osms
413 * @param mouse modifiers
414 */
415 private final void popupCycleSelection(Collection<OsmPrimitive> osms, int mods) {
416 DataSet ds = Main.main.getCurrentDataSet();
417 // Find some items that are required for cycling through
418 OsmPrimitive firstItem = null;
419 OsmPrimitive firstSelected = null;
420 OsmPrimitive nextSelected = null;
421 for (final OsmPrimitive osm : osms) {
422 if(firstItem == null) {
423 firstItem = osm;
424 }
425 if(firstSelected != null && nextSelected == null) {
426 nextSelected = osm;
427 }
428 if(firstSelected == null && ds.isSelected(osm)) {
429 firstSelected = osm;
430 }
431 }
432
433 // Clear previous selection if SHIFT (add to selection) is not
434 // pressed. Cannot use "setSelected()" because it will cause a
435 // fireSelectionChanged event which is unnecessary at this point.
436 if((mods & MouseEvent.SHIFT_DOWN_MASK) == 0) {
437 ds.clearSelection();
438 }
439
440 // This will cycle through the available items.
441 if(firstSelected == null) {
442 ds.addSelected(firstItem);
443 } else {
444 ds.clearSelection(firstSelected);
445 if(nextSelected != null) {
446 ds.addSelected(nextSelected);
447 }
448 }
449 }
450
451 /**
452 * Tries to hide the given popup
453 * @param popup
454 */
455 private final void popupHidePopup() {
456 popupLabels = null;
457 if(popup == null)
458 return;
459 final Popup staticPopup = popup;
460 popup = null;
461 EventQueue.invokeLater(new Runnable(){
462 public void run() { staticPopup.hide(); }});
463 }
464
465 /**
466 * Tries to show the given popup, can be hidden using popupHideOldPopup
467 * If an old popup exists, it will be automatically hidden
468 * @param popup
469 */
470 private final void popupShowPopup(Popup newPopup, List<JLabel> lbls) {
471 final Popup staticPopup = newPopup;
472 if(this.popup != null) {
473 // If an old popup exists, remove it when the new popup has been
474 // drawn to keep flickering to a minimum
475 final Popup staticOldPopup = this.popup;
476 EventQueue.invokeLater(new Runnable(){
477 public void run() {
478 staticPopup.show();
479 staticOldPopup.hide();
480 }
481 });
482 } else {
483 // There is no old popup
484 EventQueue.invokeLater(new Runnable(){
485 public void run() { staticPopup.show(); }});
486 }
487 this.popupLabels = lbls;
488 this.popup = newPopup;
489 }
490
491 /**
492 * This method should be called if the selection may have changed from
493 * outside of this class. This is the case when CTRL is pressed and the
494 * user clicks on the map instead of the popup.
495 */
496 private final void popupUpdateLabels() {
497 if(this.popup == null || this.popupLabels == null)
498 return;
499 for(JLabel l : this.popupLabels) {
500 l.validate();
501 }
502 }
503
504 /**
505 * Sets the colors for the given label depending on the selected status of
506 * the given OsmPrimitive
507 *
508 * @param lbl The label to color
509 * @param osm The primitive to derive the colors from
510 */
511 private final void popupSetLabelColors(JLabel lbl, OsmPrimitive osm) {
512 DataSet ds = Main.main.getCurrentDataSet();
513 if(ds.isSelected(osm)) {
514 lbl.setBackground(SystemColor.textHighlight);
515 lbl.setForeground(SystemColor.textHighlightText);
516 } else {
517 lbl.setBackground(SystemColor.control);
518 lbl.setForeground(SystemColor.controlText);
519 }
520 }
521
522 /**
523 * Builds the labels with all necessary listeners for the info popup for the
524 * given OsmPrimitive
525 * @param osm The primitive to create the label for
526 * @return
527 */
528 private final JLabel popupBuildPrimitiveLabels(final OsmPrimitive osm) {
529 final StringBuilder text = new StringBuilder();
530 String name = osm.getDisplayName(DefaultNameFormatter.getInstance());
531 if (osm.isNewOrUndeleted() || osm.isModified()) {
532 name = "<i><b>"+ name + "*</b></i>";
533 }
534 text.append(name);
535
536 boolean idShown = Main.pref.getBoolean("osm-primitives.showid");
537 // fix #7557 - do not show ID twice
538
539 if (!osm.isNew() && !idShown) {
540 text.append(" [id="+osm.getId()+"]");
541 }
542
543 if(osm.getUser() != null) {
544 text.append(" [" + tr("User:") + " " + osm.getUser().getName() + "]");
545 }
546
547 for (String key : osm.keySet()) {
548 text.append("<br>" + key + "=" + osm.get(key));
549 }
550
551 final JLabel l = new JLabel(
552 "<html>" +text.toString() + "</html>",
553 ImageProvider.get(osm.getDisplayType()),
554 JLabel.HORIZONTAL
555 ) {
556 // This is necessary so the label updates its colors when the
557 // selection is changed from the outside
558 @Override public void validate() {
559 super.validate();
560 popupSetLabelColors(this, osm);
561 }
562 };
563 l.setOpaque(true);
564 popupSetLabelColors(l, osm);
565 l.setFont(l.getFont().deriveFont(Font.PLAIN));
566 l.setVerticalTextPosition(JLabel.TOP);
567 l.setHorizontalAlignment(JLabel.LEFT);
568 l.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
569 l.addMouseListener(new MouseAdapter(){
570 @Override public void mouseEntered(MouseEvent e) {
571 l.setBackground(SystemColor.info);
572 l.setForeground(SystemColor.infoText);
573 }
574 @Override public void mouseExited(MouseEvent e) {
575 popupSetLabelColors(l, osm);
576 }
577 @Override public void mouseClicked(MouseEvent e) {
578 DataSet ds = Main.main.getCurrentDataSet();
579 // Let the user toggle the selection
580 ds.toggleSelected(osm);
581 l.validate();
582 }
583 });
584 // Sometimes the mouseEntered event is not catched, thus the label
585 // will not be highlighted, making it confusing. The MotionListener
586 // can correct this defect.
587 l.addMouseMotionListener(new MouseMotionListener() {
588 public void mouseMoved(MouseEvent e) {
589 l.setBackground(SystemColor.info);
590 l.setForeground(SystemColor.infoText);
591 }
592 public void mouseDragged(MouseEvent e) {
593 l.setBackground(SystemColor.info);
594 l.setForeground(SystemColor.infoText);
595 }
596 });
597 return l;
598 }
599 }
600
601 /**
602 * Everything, the collector is interested of. Access must be synchronized.
603 * @author imi
604 */
605 static class MouseState {
606 Point mousePos;
607 int modifiers;
608 }
609 /**
610 * The last sent mouse movement event.
611 */
612 MouseState mouseState = new MouseState();
613
614 private AWTEventListener awtListener = new AWTEventListener() {
615 public void eventDispatched(AWTEvent event) {
616 if (event instanceof InputEvent &&
617 ((InputEvent)event).getComponent() == mv) {
618 synchronized (collector) {
619 mouseState.modifiers = ((InputEvent)event).getModifiersEx();
620 if (event instanceof MouseEvent) {
621 mouseState.mousePos = ((MouseEvent)event).getPoint();
622 }
623 collector.notify();
624 }
625 }
626 }
627 };
628
629 private MouseMotionListener mouseMotionListener = new MouseMotionListener() {
630 public void mouseMoved(MouseEvent e) {
631 synchronized (collector) {
632 mouseState.modifiers = e.getModifiersEx();
633 mouseState.mousePos = e.getPoint();
634 collector.notify();
635 }
636 }
637
638 public void mouseDragged(MouseEvent e) {
639 mouseMoved(e);
640 }
641 };
642
643 private KeyAdapter keyAdapter = new KeyAdapter() {
644 @Override public void keyPressed(KeyEvent e) {
645 synchronized (collector) {
646 mouseState.modifiers = e.getModifiersEx();
647 collector.notify();
648 }
649 }
650
651 @Override public void keyReleased(KeyEvent e) {
652 keyPressed(e);
653 }
654 };
655
656 private void registerListeners() {
657 // Listen to keyboard/mouse events for pressing/releasing alt key and
658 // inform the collector.
659 try {
660 Toolkit.getDefaultToolkit().addAWTEventListener(awtListener,
661 AWTEvent.KEY_EVENT_MASK | AWTEvent.MOUSE_EVENT_MASK | AWTEvent.MOUSE_MOTION_EVENT_MASK);
662 } catch (SecurityException ex) {
663 mv.addMouseMotionListener(mouseMotionListener);
664 mv.addKeyListener(keyAdapter);
665 }
666 }
667
668 private void unregisterListeners() {
669 try {
670 Toolkit.getDefaultToolkit().removeAWTEventListener(awtListener);
671 } catch (SecurityException e) {
672 // Don't care, awtListener probably wasn't registered anyway
673 }
674 mv.removeMouseMotionListener(mouseMotionListener);
675 mv.removeKeyListener(keyAdapter);
676 }
677
678
679 /**
680 * Construct a new MapStatus and attach it to the map view.
681 * @param mapFrame The MapFrame the status line is part of.
682 */
683 public MapStatus(final MapFrame mapFrame) {
684 this.mv = mapFrame.mapView;
685 this.collector = new Collector(mapFrame);
686
687 lonText.addMouseListener(Main.main.menu.jumpToAct);
688 latText.addMouseListener(Main.main.menu.jumpToAct);
689
690 // Listen for mouse movements and set the position text field
691 mv.addMouseMotionListener(new MouseMotionListener(){
692 public void mouseDragged(MouseEvent e) {
693 mouseMoved(e);
694 }
695 public void mouseMoved(MouseEvent e) {
696 if (mv.center == null)
697 return;
698 // Do not update the view if ctrl is pressed.
699 if ((e.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) == 0) {
700 CoordinateFormat mCord = CoordinateFormat.getDefaultFormat();
701 LatLon p = mv.getLatLon(e.getX(),e.getY());
702 latText.setText(p.latToString(mCord));
703 lonText.setText(p.lonToString(mCord));
704 }
705 }
706 });
707
708 setLayout(new GridBagLayout());
709 setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
710
711 add(latText, GBC.std());
712 add(lonText, GBC.std().insets(3,0,0,0));
713 add(headingText, GBC.std().insets(3,0,0,0));
714 add(angleText, GBC.std().insets(3,0,0,0));
715 add(distText, GBC.std().insets(3,0,0,0));
716
717 helpText.setEditable(false);
718 add(nameText, GBC.std().insets(3,0,0,0));
719 add(helpText, GBC.std().insets(3,0,0,0).fill(GBC.HORIZONTAL));
720
721 progressBar.setMaximum(PleaseWaitProgressMonitor.PROGRESS_BAR_MAX);
722 progressBar.setVisible(false);
723 GBC gbc = GBC.eol();
724 gbc.ipadx = 100;
725 add(progressBar,gbc);
726 progressBar.addMouseListener(new MouseAdapter() {
727 @Override
728 public void mouseClicked(MouseEvent e) {
729 PleaseWaitProgressMonitor monitor = Main.currentProgressMonitor;
730 if (monitor != null) {
731 monitor.showForegroundDialog();
732 }
733 }
734 });
735
736 // The background thread
737 thread = new Thread(collector, "Map Status Collector");
738 thread.setDaemon(true);
739 thread.start();
740 }
741
742 public JPanel getAnglePanel() {
743 return angleText;
744 }
745
746 public String helpTopic() {
747 return ht("/Statusline");
748 }
749
750 @Override
751 public synchronized void addMouseListener(MouseListener ml) {
752 //super.addMouseListener(ml);
753 lonText.addMouseListener(ml);
754 latText.addMouseListener(ml);
755 }
756
757 public void setHelpText(String t) {
758 setHelpText(null, t);
759 }
760 public void setHelpText(Object id, final String text) {
761
762 StatusTextHistory entry = new StatusTextHistory(id, text);
763
764 statusText.remove(entry);
765 statusText.add(entry);
766
767 GuiHelper.runInEDT(new Runnable() {
768 @Override
769 public void run() {
770 helpText.setText(text);
771 helpText.setToolTipText(text);
772 }
773 });
774 }
775 public void resetHelpText(Object id) {
776 if (statusText.isEmpty())
777 return;
778
779 StatusTextHistory entry = new StatusTextHistory(id, null);
780 if (statusText.get(statusText.size() - 1).equals(entry)) {
781 if (statusText.size() == 1) {
782 setHelpText("");
783 } else {
784 StatusTextHistory history = statusText.get(statusText.size() - 2);
785 setHelpText(history.id, history.text);
786 }
787 }
788 statusText.remove(entry);
789 }
790 public void setAngle(double a) {
791 angleText.setText(a < 0 ? "--" : Math.round(a*10)/10.0 + " \u00B0");
792 }
793 public void setHeading(double h) {
794 headingText.setText(h < 0 ? "--" : Math.round(h*10)/10.0 + " \u00B0");
795 }
796 public void setDist(double dist) {
797 distText.setText(dist < 0 ? "--" : NavigatableComponent.getDistText(dist));
798 }
799 public void activateAnglePanel(boolean activeFlag) {
800 angleText.setBackground(activeFlag ? ImageLabel.backColorActive : ImageLabel.backColor);
801 }
802}
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