source: josm/trunk/src/org/openstreetmap/josm/Main.java@ 5234

Last change on this file since 5234 was 5234, checked in by bastiK, 12 years ago

separate preference gui from core projection code (there may be bugs)
  • Property svn:eol-style set to native
File size: 32.9 KB
Line 
1// License: GPL. Copyright 2007 by Immanuel Scholz and others
2package org.openstreetmap.josm;
3import static org.openstreetmap.josm.tools.I18n.tr;
4
5import java.awt.BorderLayout;
6import java.awt.Component;
7import java.awt.GridBagConstraints;
8import java.awt.GridBagLayout;
9import java.awt.event.ComponentEvent;
10import java.awt.event.ComponentListener;
11import java.awt.event.KeyEvent;
12import java.awt.event.WindowAdapter;
13import java.awt.event.WindowEvent;
14import java.io.File;
15import java.lang.ref.WeakReference;
16import java.net.URI;
17import java.net.URISyntaxException;
18import java.util.ArrayList;
19import java.util.Collection;
20import java.util.Iterator;
21import java.util.List;
22import java.util.Map;
23import java.util.StringTokenizer;
24import java.util.concurrent.Callable;
25import java.util.concurrent.ExecutorService;
26import java.util.concurrent.Executors;
27import java.util.concurrent.Future;
28
29import javax.swing.Action;
30import javax.swing.InputMap;
31import javax.swing.JComponent;
32import javax.swing.JFrame;
33import javax.swing.JLabel;
34import javax.swing.JOptionPane;
35import javax.swing.JPanel;
36import javax.swing.JTextArea;
37import javax.swing.KeyStroke;
38import javax.swing.UIManager;
39
40import org.openstreetmap.gui.jmapviewer.FeatureAdapter;
41import org.openstreetmap.josm.actions.JosmAction;
42import org.openstreetmap.josm.actions.OpenFileAction;
43import org.openstreetmap.josm.actions.downloadtasks.DownloadGpsTask;
44import org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask;
45import org.openstreetmap.josm.actions.downloadtasks.DownloadTask;
46import org.openstreetmap.josm.actions.downloadtasks.PostDownloadHandler;
47import org.openstreetmap.josm.actions.mapmode.MapMode;
48import org.openstreetmap.josm.actions.search.SearchAction;
49import org.openstreetmap.josm.data.Bounds;
50import org.openstreetmap.josm.data.Preferences;
51import org.openstreetmap.josm.data.UndoRedoHandler;
52import org.openstreetmap.josm.data.coor.CoordinateFormat;
53import org.openstreetmap.josm.data.coor.LatLon;
54import org.openstreetmap.josm.data.osm.DataSet;
55import org.openstreetmap.josm.data.osm.PrimitiveDeepCopy;
56import org.openstreetmap.josm.data.projection.Projection;
57import org.openstreetmap.josm.data.projection.ProjectionChangeListener;
58import org.openstreetmap.josm.data.validation.OsmValidator;
59import org.openstreetmap.josm.gui.GettingStarted;
60import org.openstreetmap.josm.gui.MainMenu;
61import org.openstreetmap.josm.gui.MapFrame;
62import org.openstreetmap.josm.gui.MapView;
63import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
64import org.openstreetmap.josm.gui.io.SaveLayersDialog;
65import org.openstreetmap.josm.gui.layer.Layer;
66import org.openstreetmap.josm.gui.layer.OsmDataLayer;
67import org.openstreetmap.josm.gui.layer.OsmDataLayer.CommandQueueListener;
68import org.openstreetmap.josm.gui.preferences.ToolbarPreferences;
69import org.openstreetmap.josm.gui.preferences.imagery.ImageryPreference;
70import org.openstreetmap.josm.gui.preferences.map.MapPaintPreference;
71import org.openstreetmap.josm.gui.preferences.map.TaggingPresetPreference;
72import org.openstreetmap.josm.gui.preferences.projection.ProjectionPreference;
73import org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor;
74import org.openstreetmap.josm.gui.progress.ProgressMonitorExecutor;
75import org.openstreetmap.josm.gui.util.RedirectInputMap;
76import org.openstreetmap.josm.io.OsmApi;
77import org.openstreetmap.josm.plugins.PluginHandler;
78import org.openstreetmap.josm.tools.CheckParameterUtil;
79import org.openstreetmap.josm.tools.I18n;
80import org.openstreetmap.josm.tools.ImageProvider;
81import org.openstreetmap.josm.tools.OpenBrowser;
82import org.openstreetmap.josm.tools.OsmUrlToBounds;
83import org.openstreetmap.josm.tools.PlatformHook;
84import org.openstreetmap.josm.tools.PlatformHookOsx;
85import org.openstreetmap.josm.tools.PlatformHookUnixoid;
86import org.openstreetmap.josm.tools.PlatformHookWindows;
87import org.openstreetmap.josm.tools.Shortcut;
88import org.openstreetmap.josm.tools.Utils;
89import org.openstreetmap.josm.tools.WindowGeometry;
90
91abstract public class Main {
92
93 /**
94 * Replies true if JOSM currently displays a map view. False, if it doesn't, i.e. if
95 * it only shows the MOTD panel.
96 *
97 * @return true if JOSM currently displays a map view
98 */
99 static public boolean isDisplayingMapView() {
100 if (map == null) return false;
101 if (map.mapView == null) return false;
102 return true;
103 }
104 /**
105 * Global parent component for all dialogs and message boxes
106 */
107 public static Component parent;
108 /**
109 * Global application.
110 */
111 public static Main main;
112 /**
113 * The worker thread slave. This is for executing all long and intensive
114 * calculations. The executed runnables are guaranteed to be executed separately
115 * and sequential.
116 */
117 public final static ExecutorService worker = new ProgressMonitorExecutor();
118 /**
119 * Global application preferences
120 */
121 public static Preferences pref;
122
123 /**
124 * The global paste buffer.
125 */
126 public static final PrimitiveDeepCopy pasteBuffer = new PrimitiveDeepCopy();
127 public static Layer pasteSource;
128
129 /**
130 * The MapFrame. Use setMapFrame to set or clear it.
131 */
132 public static MapFrame map;
133 /**
134 * True, when in applet mode
135 */
136 public static boolean applet = false;
137
138 /**
139 * The toolbar preference control to register new actions.
140 */
141 public static ToolbarPreferences toolbar;
142
143 public UndoRedoHandler undoRedo = new UndoRedoHandler();
144
145 public static PleaseWaitProgressMonitor currentProgressMonitor;
146
147 /**
148 * The main menu bar at top of screen.
149 */
150 public MainMenu menu;
151
152 public OsmValidator validator;
153 /**
154 * The MOTD Layer.
155 */
156 private GettingStarted gettingStarted = new GettingStarted();
157
158 /**
159 * Print a message if logging is on.
160 */
161 static public int log_level = 2;
162 static public void warn(String msg) {
163 if (log_level < 1)
164 return;
165 System.out.println(msg);
166 }
167 static public void info(String msg) {
168 if (log_level < 2)
169 return;
170 System.out.println(msg);
171 }
172 static public void debug(String msg) {
173 if (log_level < 3)
174 return;
175 System.out.println(msg);
176 }
177
178 /**
179 * Platform specific code goes in here.
180 * Plugins may replace it, however, some hooks will be called before any plugins have been loeaded.
181 * So if you need to hook into those early ones, split your class and send the one with the early hooks
182 * to the JOSM team for inclusion.
183 */
184 public static PlatformHook platform;
185
186 /**
187 * Wheather or not the java vm is openjdk
188 * We use this to work around openjdk bugs
189 */
190 public static boolean isOpenjdk;
191
192 /**
193 * Set or clear (if passed <code>null</code>) the map.
194 */
195 public final void setMapFrame(final MapFrame map) {
196 MapFrame old = Main.map;
197 panel.setVisible(false);
198 panel.removeAll();
199 if (map != null) {
200 map.fillPanel(panel);
201 } else {
202 old.destroy();
203 panel.add(gettingStarted, BorderLayout.CENTER);
204 }
205 panel.setVisible(true);
206 redoUndoListener.commandChanged(0,0);
207
208 Main.map = map;
209
210 PluginHandler.notifyMapFrameChanged(old, map);
211 if (map == null && currentProgressMonitor != null) {
212 currentProgressMonitor.showForegroundDialog();
213 }
214 }
215
216 /**
217 * Remove the specified layer from the map. If it is the last layer,
218 * remove the map as well.
219 */
220 public final void removeLayer(final Layer layer) {
221 if (map != null) {
222 map.mapView.removeLayer(layer);
223 if (map != null && map.mapView.getAllLayers().isEmpty()) {
224 setMapFrame(null);
225 }
226 }
227 }
228
229 private static InitStatusListener initListener = null;
230
231 public static interface InitStatusListener {
232
233 void updateStatus(String event);
234 }
235
236 public static void setInitStatusListener(InitStatusListener listener) {
237 initListener = listener;
238 }
239
240 public Main() {
241 main = this;
242 isOpenjdk = System.getProperty("java.vm.name").toUpperCase().indexOf("OPENJDK") != -1;
243
244 if (initListener != null) {
245 initListener.updateStatus(tr("Executing platform startup hook"));
246 }
247 platform.startupHook();
248
249 if (initListener != null) {
250 initListener.updateStatus(tr("Building main menu"));
251 }
252 contentPanePrivate.add(panel, BorderLayout.CENTER);
253 panel.add(gettingStarted, BorderLayout.CENTER);
254 menu = new MainMenu();
255
256 undoRedo.addCommandQueueListener(redoUndoListener);
257
258 // creating toolbar
259 contentPanePrivate.add(toolbar.control, BorderLayout.NORTH);
260
261 registerActionShortcut(menu.help, Shortcut.registerShortcut("system:help", tr("Help"),
262 KeyEvent.VK_F1, Shortcut.DIRECT));
263
264 // contains several initialization tasks to be executed (in parallel) by a ExecutorService
265 List<Callable<Void>> tasks = new ArrayList<Callable<Void>>();
266
267 tasks.add(new Callable<Void>() {
268
269 @Override
270 public Void call() throws Exception {
271 // We try to establish an API connection early, so that any API
272 // capabilities are already known to the editor instance. However
273 // if it goes wrong that's not critical at this stage.
274 if (initListener != null) {
275 initListener.updateStatus(tr("Initializing OSM API"));
276 }
277 try {
278 OsmApi.getOsmApi().initialize(null, true);
279 } catch (Exception x) {
280 // ignore any exception here.
281 }
282 return null;
283 }
284 });
285
286 tasks.add(new Callable<Void>() {
287
288 @Override
289 public Void call() throws Exception {
290 if (initListener != null) {
291 initListener.updateStatus(tr("Initializing presets"));
292 }
293 TaggingPresetPreference.initialize();
294 // some validator tests require the presets to be initialized
295 // TODO remove this dependency for parallel initialization
296 if (initListener != null) {
297 initListener.updateStatus(tr("Initializing validator"));
298 }
299 validator = new OsmValidator();
300 MapView.addLayerChangeListener(validator);
301 return null;
302 }
303 });
304
305 tasks.add(new Callable<Void>() {
306
307 @Override
308 public Void call() throws Exception {
309 if (initListener != null) {
310 initListener.updateStatus(tr("Initializing map styles"));
311 }
312 MapPaintPreference.initialize();
313 return null;
314 }
315 });
316
317 tasks.add(new Callable<Void>() {
318
319 @Override
320 public Void call() throws Exception {
321 if (initListener != null) {
322 initListener.updateStatus(tr("Loading imagery preferences"));
323 }
324 ImageryPreference.initialize();
325 return null;
326 }
327 });
328
329 try {
330 for (Future<Void> i : Executors.newFixedThreadPool(
331 Runtime.getRuntime().availableProcessors()).invokeAll(tasks)) {
332 i.get();
333 }
334 } catch (Exception ex) {
335 throw new RuntimeException(ex);
336 }
337
338 // hooks for the jmapviewer component
339 FeatureAdapter.registerBrowserAdapter(new FeatureAdapter.BrowserAdapter() {
340 @Override
341 public void openLink(String url) {
342 OpenBrowser.displayUrl(url);
343 }
344 });
345 FeatureAdapter.registerTranslationAdapter(I18n.getTranslationAdapter());
346
347 if (initListener != null) {
348 initListener.updateStatus(tr("Updating user interface"));
349 }
350
351 toolbar.refreshToolbarControl();
352
353 toolbar.control.updateUI();
354 contentPanePrivate.updateUI();
355
356 }
357
358 /**
359 * Add a new layer to the map. If no map exists, create one.
360 */
361 public final void addLayer(final Layer layer) {
362 if (map == null) {
363 final MapFrame mapFrame = new MapFrame(contentPanePrivate);
364 setMapFrame(mapFrame);
365 mapFrame.selectMapMode((MapMode)mapFrame.getDefaultButtonAction(), layer);
366 mapFrame.setVisible(true);
367 mapFrame.initializeDialogsPane();
368 // bootstrapping problem: make sure the layer list dialog is going to
369 // listen to change events of the very first layer
370 //
371 layer.addPropertyChangeListener(LayerListDialog.getInstance().getModel());
372 }
373 map.mapView.addLayer(layer);
374 }
375
376 /**
377 * Replies true if there is an edit layer
378 *
379 * @return true if there is an edit layer
380 */
381 public boolean hasEditLayer() {
382 if (getEditLayer() == null) return false;
383 return true;
384 }
385
386 /**
387 * Replies the current edit layer
388 *
389 * @return the current edit layer. null, if no current edit layer exists
390 */
391 public OsmDataLayer getEditLayer() {
392 if (map == null) return null;
393 if (map.mapView == null) return null;
394 return map.mapView.getEditLayer();
395 }
396
397 /**
398 * Replies the current data set.
399 *
400 * @return the current data set. null, if no current data set exists
401 */
402 public DataSet getCurrentDataSet() {
403 if (!hasEditLayer()) return null;
404 return getEditLayer().data;
405 }
406
407 /**
408 * Returns the currently active layer
409 *
410 * @return the currently active layer. null, if currently no active layer exists
411 */
412 public Layer getActiveLayer() {
413 if (map == null) return null;
414 if (map.mapView == null) return null;
415 return map.mapView.getActiveLayer();
416 }
417
418 protected static final JPanel contentPanePrivate = new JPanel(new BorderLayout());
419
420 public static void redirectToMainContentPane(JComponent source) {
421 RedirectInputMap.redirect(source, contentPanePrivate);
422 }
423
424 public static void registerActionShortcut(Action action, Shortcut shortcut) {
425 KeyStroke keyStroke = shortcut.getKeyStroke();
426 if (keyStroke == null)
427 return;
428
429 InputMap inputMap = contentPanePrivate.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
430 Object existing = inputMap.get(keyStroke);
431 if (existing != null && !existing.equals(action)) {
432 System.out.println(String.format("Keystroke %s is already assigned to %s, will be overridden by %s", keyStroke, existing, action));
433 }
434 inputMap.put(keyStroke, action);
435
436 contentPanePrivate.getActionMap().put(action, action);
437 }
438
439 public static void unregisterActionShortcut(Shortcut shortcut) {
440 contentPanePrivate.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).remove(shortcut.getKeyStroke());
441 }
442
443 public static void unregisterActionShortcut(JosmAction action) {
444 unregisterActionShortcut(action, action.getShortcut());
445 }
446
447 public static void unregisterActionShortcut(Action action, Shortcut shortcut) {
448 contentPanePrivate.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).remove(shortcut.getKeyStroke());
449 contentPanePrivate.getActionMap().remove(action);
450 }
451
452 ///////////////////////////////////////////////////////////////////////////
453 // Implementation part
454 ///////////////////////////////////////////////////////////////////////////
455
456 public static final JPanel panel = new JPanel(new BorderLayout());
457
458 protected static WindowGeometry geometry;
459 protected static int windowState = JFrame.NORMAL;
460
461 private final CommandQueueListener redoUndoListener = new CommandQueueListener(){
462 public void commandChanged(final int queueSize, final int redoSize) {
463 menu.undo.setEnabled(queueSize > 0);
464 menu.redo.setEnabled(redoSize > 0);
465 }
466 };
467
468 /**
469 * Should be called before the main constructor to setup some parameter stuff
470 * @param args The parsed argument list.
471 */
472 public static void preConstructorInit(Map<String, Collection<String>> args) {
473 ProjectionPreference.setProjection();
474
475 try {
476 String defaultlaf = platform.getDefaultStyle();
477 String laf = Main.pref.get("laf", defaultlaf);
478 try {
479 UIManager.setLookAndFeel(laf);
480 }
481 catch (final java.lang.ClassNotFoundException e) {
482 System.out.println("Look and Feel not found: " + laf);
483 Main.pref.put("laf", defaultlaf);
484 }
485 catch (final javax.swing.UnsupportedLookAndFeelException e) {
486 System.out.println("Look and Feel not supported: " + laf);
487 Main.pref.put("laf", defaultlaf);
488 }
489 toolbar = new ToolbarPreferences();
490 contentPanePrivate.updateUI();
491 panel.updateUI();
492 } catch (final Exception e) {
493 e.printStackTrace();
494 }
495 UIManager.put("OptionPane.okIcon", ImageProvider.get("ok"));
496 UIManager.put("OptionPane.yesIcon", UIManager.get("OptionPane.okIcon"));
497 UIManager.put("OptionPane.cancelIcon", ImageProvider.get("cancel"));
498 UIManager.put("OptionPane.noIcon", UIManager.get("OptionPane.cancelIcon"));
499
500 I18n.translateJavaInternalMessages();
501
502 // init default coordinate format
503 //
504 try {
505 //CoordinateFormat format = CoordinateFormat.valueOf(Main.pref.get("coordinates"));
506 CoordinateFormat.setCoordinateFormat(CoordinateFormat.valueOf(Main.pref.get("coordinates")));
507 } catch (IllegalArgumentException iae) {
508 CoordinateFormat.setCoordinateFormat(CoordinateFormat.DECIMAL_DEGREES);
509 }
510
511 geometry = WindowGeometry.mainWindow("gui.geometry",
512 (args.containsKey("geometry") ? args.get("geometry").iterator().next() : null),
513 !args.containsKey("no-maximize") && Main.pref.getBoolean("gui.maximized", false));
514 }
515
516 public void postConstructorProcessCmdLine(Map<String, Collection<String>> args) {
517 if (args.containsKey("download")) {
518 List<File> fileList = new ArrayList<File>();
519 for (String s : args.get("download")) {
520 File f = null;
521 switch(paramType(s)) {
522 case httpUrl:
523 downloadFromParamHttp(false, s);
524 break;
525 case bounds:
526 downloadFromParamBounds(false, s);
527 break;
528 case fileUrl:
529 try {
530 f = new File(new URI(s));
531 } catch (URISyntaxException e) {
532 JOptionPane.showMessageDialog(
533 Main.parent,
534 tr("Ignoring malformed file URL: \"{0}\"", s),
535 tr("Warning"),
536 JOptionPane.WARNING_MESSAGE
537 );
538 }
539 if (f!=null) {
540 fileList.add(f);
541 }
542 break;
543 case fileName:
544 f = new File(s);
545 fileList.add(f);
546 break;
547 }
548 }
549 if(!fileList.isEmpty())
550 {
551 OpenFileAction.openFiles(fileList, true);
552 }
553 }
554 if (args.containsKey("downloadgps")) {
555 for (String s : args.get("downloadgps")) {
556 switch(paramType(s)) {
557 case httpUrl:
558 downloadFromParamHttp(true, s);
559 break;
560 case bounds:
561 downloadFromParamBounds(true, s);
562 break;
563 case fileUrl:
564 case fileName:
565 JOptionPane.showMessageDialog(
566 Main.parent,
567 tr("Parameter \"downloadgps\" does not accept file names or file URLs"),
568 tr("Warning"),
569 JOptionPane.WARNING_MESSAGE
570 );
571 }
572 }
573 }
574 if (args.containsKey("selection")) {
575 for (String s : args.get("selection")) {
576 SearchAction.search(s, SearchAction.SearchMode.add);
577 }
578 }
579 }
580
581 public static boolean saveUnsavedModifications() {
582 if (map == null) return true;
583 SaveLayersDialog dialog = new SaveLayersDialog(Main.parent);
584 List<OsmDataLayer> layersWithUnmodifiedChanges = new ArrayList<OsmDataLayer>();
585 for (OsmDataLayer l: Main.map.mapView.getLayersOfType(OsmDataLayer.class)) {
586 if ((l.requiresSaveToFile() || l.requiresUploadToServer()) && l.data.isModified()) {
587 layersWithUnmodifiedChanges.add(l);
588 }
589 }
590 dialog.prepareForSavingAndUpdatingLayersBeforeExit();
591 if (!layersWithUnmodifiedChanges.isEmpty()) {
592 dialog.getModel().populate(layersWithUnmodifiedChanges);
593 dialog.setVisible(true);
594 switch(dialog.getUserAction()) {
595 case CANCEL: return false;
596 case PROCEED: return true;
597 default: return false;
598 }
599 }
600
601 return true;
602 }
603
604 public static boolean exitJosm(boolean exit) {
605 if (Main.saveUnsavedModifications()) {
606 geometry.remember("gui.geometry");
607 if (map != null) {
608 map.rememberToggleDialogWidth();
609 }
610 pref.put("gui.maximized", (windowState & JFrame.MAXIMIZED_BOTH) != 0);
611 // Remove all layers because somebody may rely on layerRemoved events (like AutosaveTask)
612 if (Main.isDisplayingMapView()) {
613 Collection<Layer> layers = new ArrayList<Layer>(Main.map.mapView.getAllLayers());
614 for (Layer l: layers) {
615 Main.map.mapView.removeLayer(l);
616 }
617 }
618 if (exit) {
619 System.exit(0);
620 return true;
621 } else
622 return true;
623 } else
624 return false;
625 }
626
627 /**
628 * The type of a command line parameter, to be used in switch statements.
629 * @see #paramType
630 */
631 private enum DownloadParamType { httpUrl, fileUrl, bounds, fileName }
632
633 /**
634 * Guess the type of a parameter string specified on the command line with --download= or --downloadgps.
635 * @param s A parameter string
636 * @return The guessed parameter type
637 */
638 private DownloadParamType paramType(String s) {
639 if(s.startsWith("http:")) return DownloadParamType.httpUrl;
640 if(s.startsWith("file:")) return DownloadParamType.fileUrl;
641 String coorPattern = "\\s*[0-9]+(\\.[0-9]+)?\\s*";
642 if(s.matches(coorPattern+"(,"+coorPattern+"){3}")) return DownloadParamType.bounds;
643 // everything else must be a file name
644 return DownloadParamType.fileName;
645 }
646
647 /**
648 * Download area specified on the command line as OSM URL.
649 * @param rawGps Flag to download raw GPS tracks
650 * @param s The URL parameter
651 */
652 private static void downloadFromParamHttp(final boolean rawGps, String s) {
653 final Bounds b = OsmUrlToBounds.parse(s);
654 if (b == null) {
655 JOptionPane.showMessageDialog(
656 Main.parent,
657 tr("Ignoring malformed URL: \"{0}\"", s),
658 tr("Warning"),
659 JOptionPane.WARNING_MESSAGE
660 );
661 } else {
662 downloadFromParamBounds(rawGps, b);
663 }
664 }
665
666 /**
667 * Download area specified on the command line as bounds string.
668 * @param rawGps Flag to download raw GPS tracks
669 * @param s The bounds parameter
670 */
671 private static void downloadFromParamBounds(final boolean rawGps, String s) {
672 final StringTokenizer st = new StringTokenizer(s, ",");
673 if (st.countTokens() == 4) {
674 Bounds b = new Bounds(
675 new LatLon(Double.parseDouble(st.nextToken()),Double.parseDouble(st.nextToken())),
676 new LatLon(Double.parseDouble(st.nextToken()),Double.parseDouble(st.nextToken()))
677 );
678 downloadFromParamBounds(rawGps, b);
679 }
680 }
681
682 /**
683 * Download area specified as Bounds value.
684 * @param rawGps Flag to download raw GPS tracks
685 * @param b The bounds value
686 * @see #downloadFromParamBounds(boolean, String)
687 * @see #downloadFromParamHttp
688 */
689 private static void downloadFromParamBounds(final boolean rawGps, Bounds b) {
690 DownloadTask task = rawGps ? new DownloadGpsTask() : new DownloadOsmTask();
691 // asynchronously launch the download task ...
692 Future<?> future = task.download(true, b, null);
693 // ... and the continuation when the download is finished (this will wait for the download to finish)
694 Main.worker.execute(new PostDownloadHandler(task, future));
695 }
696
697 public static void determinePlatformHook() {
698 String os = System.getProperty("os.name");
699 if (os == null) {
700 System.err.println("Your operating system has no name, so I'm guessing its some kind of *nix.");
701 platform = new PlatformHookUnixoid();
702 } else if (os.toLowerCase().startsWith("windows")) {
703 platform = new PlatformHookWindows();
704 } else if (os.equals("Linux") || os.equals("Solaris") ||
705 os.equals("SunOS") || os.equals("AIX") ||
706 os.equals("FreeBSD") || os.equals("NetBSD") || os.equals("OpenBSD")) {
707 platform = new PlatformHookUnixoid();
708 } else if (os.toLowerCase().startsWith("mac os x")) {
709 platform = new PlatformHookOsx();
710 } else {
711 System.err.println("I don't know your operating system '"+os+"', so I'm guessing its some kind of *nix.");
712 platform = new PlatformHookUnixoid();
713 }
714 }
715
716 private static class WindowPositionSizeListener extends WindowAdapter implements
717 ComponentListener {
718 @Override
719 public void windowStateChanged(WindowEvent e) {
720 Main.windowState = e.getNewState();
721 }
722
723 @Override
724 public void componentHidden(ComponentEvent e) {
725 }
726
727 @Override
728 public void componentMoved(ComponentEvent e) {
729 handleComponentEvent(e);
730 }
731
732 @Override
733 public void componentResized(ComponentEvent e) {
734 handleComponentEvent(e);
735 }
736
737 @Override
738 public void componentShown(ComponentEvent e) {
739 }
740
741 private void handleComponentEvent(ComponentEvent e) {
742 Component c = e.getComponent();
743 if (c instanceof JFrame && c.isVisible() && Main.windowState == JFrame.NORMAL) {
744 Main.geometry = new WindowGeometry((JFrame) c);
745 }
746 }
747 }
748 public static void addListener() {
749 parent.addComponentListener(new WindowPositionSizeListener());
750 ((JFrame)parent).addWindowStateListener(new WindowPositionSizeListener());
751 }
752
753 public static void checkJava6() {
754 String version = System.getProperty("java.version");
755 if (version != null) {
756 if (version.startsWith("1.6") || version.startsWith("6") ||
757 version.startsWith("1.7") || version.startsWith("7"))
758 return;
759 if (version.startsWith("1.5") || version.startsWith("5")) {
760 JLabel ho = new JLabel("<html>"+
761 tr("<h2>JOSM requires Java version 6.</h2>"+
762 "Detected Java version: {0}.<br>"+
763 "You can <ul><li>update your Java (JRE) or</li>"+
764 "<li>use an earlier (Java 5 compatible) version of JOSM.</li></ul>"+
765 "More Info:", version)+"</html>");
766 JTextArea link = new JTextArea("http://josm.openstreetmap.de/wiki/Help/SystemRequirements");
767 link.setEditable(false);
768 link.setBackground(panel.getBackground());
769 JPanel panel = new JPanel(new GridBagLayout());
770 GridBagConstraints gbc = new GridBagConstraints();
771 gbc.gridwidth = GridBagConstraints.REMAINDER;
772 gbc.anchor = GridBagConstraints.WEST;
773 gbc.weightx = 1.0;
774 panel.add(ho, gbc);
775 panel.add(link, gbc);
776 final String EXIT = tr("Exit JOSM");
777 final String CONTINUE = tr("Continue, try anyway");
778 int ret = JOptionPane.showOptionDialog(null, panel, tr("Error"), JOptionPane.YES_NO_OPTION, JOptionPane.ERROR_MESSAGE, null, new String[] {EXIT, CONTINUE}, EXIT);
779 if (ret == 0) {
780 System.exit(0);
781 }
782 return;
783 }
784 }
785 System.err.println("Error: Could not recognize Java Version: "+version);
786 }
787
788 /* ----------------------------------------------------------------------------------------- */
789 /* projection handling - Main is a registry for a single, global projection instance */
790 /* */
791 /* TODO: For historical reasons the registry is implemented by Main. An alternative approach */
792 /* would be a singleton org.openstreetmap.josm.data.projection.ProjectionRegistry class. */
793 /* ----------------------------------------------------------------------------------------- */
794 /**
795 * The projection method used.
796 * use {@link #getProjection()} and {@link #setProjection(Projection)} for access.
797 * Use {@link #setProjection(Projection)} in order to trigger a projection change event.
798 */
799 private static Projection proj;
800
801 /**
802 * Replies the current projection.
803 *
804 * @return
805 */
806 public static Projection getProjection() {
807 return proj;
808 }
809
810 /**
811 * Sets the current projection
812 *
813 * @param p the projection
814 */
815 public static void setProjection(Projection p) {
816 CheckParameterUtil.ensureParameterNotNull(p);
817 Projection oldValue = proj;
818 Bounds b = (Main.map != null && Main.map.mapView != null) ? Main.map.mapView.getRealBounds() : null;
819 proj = p;
820 fireProjectionChanged(oldValue, proj, b);
821 }
822
823 /*
824 * Keep WeakReferences to the listeners. This relieves clients from the burden of
825 * explicitly removing the listeners and allows us to transparently register every
826 * created dataset as projection change listener.
827 */
828 private static final ArrayList<WeakReference<ProjectionChangeListener>> listeners = new ArrayList<WeakReference<ProjectionChangeListener>>();
829
830 private static void fireProjectionChanged(Projection oldValue, Projection newValue, Bounds oldBounds) {
831 if (newValue == null ^ oldValue == null
832 || (newValue != null && oldValue != null && !Utils.equal(newValue.toCode(), oldValue.toCode()))) {
833
834 synchronized(Main.class) {
835 Iterator<WeakReference<ProjectionChangeListener>> it = listeners.iterator();
836 while(it.hasNext()){
837 WeakReference<ProjectionChangeListener> wr = it.next();
838 ProjectionChangeListener listener = wr.get();
839 if (listener == null) {
840 it.remove();
841 continue;
842 }
843 listener.projectionChanged(oldValue, newValue);
844 }
845 }
846 if (newValue != null && oldBounds != null) {
847 Main.map.mapView.zoomTo(oldBounds);
848 }
849 /* TODO - remove layers with fixed projection */
850 }
851 }
852
853 /**
854 * Register a projection change listener
855 *
856 * @param listener the listener. Ignored if null.
857 */
858 public static void addProjectionChangeListener(ProjectionChangeListener listener) {
859 if (listener == null) return;
860 synchronized (Main.class) {
861 for (WeakReference<ProjectionChangeListener> wr : listeners) {
862 // already registered ? => abort
863 if (wr.get() == listener) return;
864 }
865 listeners.add(new WeakReference<ProjectionChangeListener>(listener));
866 }
867 }
868
869 /**
870 * Removes a projection change listener
871 *
872 * @param listener the listener. Ignored if null.
873 */
874 public static void removeProjectionChangeListener(ProjectionChangeListener listener) {
875 if (listener == null) return;
876 synchronized(Main.class){
877 Iterator<WeakReference<ProjectionChangeListener>> it = listeners.iterator();
878 while(it.hasNext()){
879 WeakReference<ProjectionChangeListener> wr = it.next();
880 // remove the listener - and any other listener which god garbage
881 // collected in the meantime
882 if (wr.get() == null || wr.get() == listener) {
883 it.remove();
884 }
885 }
886 }
887 }
888}
Note: See TracBrowser for help on using the repository browser.