source: josm/trunk/src/org/openstreetmap/josm/Main.java@ 4390

Last change on this file since 4390 was 4288, checked in by bastiK, 13 years ago

fix: also fire projection change, when switching between subprojections
  • Property svn:eol-style set to native
File size: 33.0 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.Dimension;
8import java.awt.GridBagConstraints;
9import java.awt.GridBagLayout;
10import java.awt.Rectangle;
11import java.awt.Toolkit;
12import java.awt.event.ComponentEvent;
13import java.awt.event.ComponentListener;
14import java.awt.event.KeyEvent;
15import java.awt.event.WindowAdapter;
16import java.awt.event.WindowEvent;
17import java.io.File;
18import java.lang.ref.WeakReference;
19import java.net.URI;
20import java.net.URISyntaxException;
21import java.util.ArrayList;
22import java.util.Collection;
23import java.util.Iterator;
24import java.util.List;
25import java.util.Map;
26import java.util.StringTokenizer;
27import java.util.concurrent.ExecutorService;
28import java.util.concurrent.Executors;
29import java.util.concurrent.Future;
30import java.util.regex.Matcher;
31import java.util.regex.Pattern;
32
33import javax.swing.Action;
34import javax.swing.InputMap;
35import javax.swing.JComponent;
36import javax.swing.JFrame;
37import javax.swing.JLabel;
38import javax.swing.JOptionPane;
39import javax.swing.JPanel;
40import javax.swing.JTextArea;
41import javax.swing.KeyStroke;
42import javax.swing.UIManager;
43
44import org.openstreetmap.josm.actions.JosmAction;
45import org.openstreetmap.josm.actions.OpenFileAction;
46import org.openstreetmap.josm.actions.downloadtasks.DownloadGpsTask;
47import org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask;
48import org.openstreetmap.josm.actions.downloadtasks.DownloadTask;
49import org.openstreetmap.josm.actions.downloadtasks.PostDownloadHandler;
50import org.openstreetmap.josm.actions.mapmode.MapMode;
51import org.openstreetmap.josm.actions.search.SearchAction;
52import org.openstreetmap.josm.data.Bounds;
53import org.openstreetmap.josm.data.Preferences;
54import org.openstreetmap.josm.data.UndoRedoHandler;
55import org.openstreetmap.josm.data.coor.CoordinateFormat;
56import org.openstreetmap.josm.data.coor.LatLon;
57import org.openstreetmap.josm.data.osm.DataSet;
58import org.openstreetmap.josm.data.osm.PrimitiveDeepCopy;
59import org.openstreetmap.josm.data.projection.Projection;
60import org.openstreetmap.josm.data.projection.ProjectionChangeListener;
61import org.openstreetmap.josm.data.validation.OsmValidator;
62import org.openstreetmap.josm.gui.GettingStarted;
63import org.openstreetmap.josm.gui.MainMenu;
64import org.openstreetmap.josm.gui.MapFrame;
65import org.openstreetmap.josm.gui.MapView;
66import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
67import org.openstreetmap.josm.gui.io.SaveLayersDialog;
68import org.openstreetmap.josm.gui.layer.Layer;
69import org.openstreetmap.josm.gui.layer.OsmDataLayer;
70import org.openstreetmap.josm.gui.layer.OsmDataLayer.CommandQueueListener;
71import org.openstreetmap.josm.gui.preferences.ImageryPreference;
72import org.openstreetmap.josm.gui.preferences.MapPaintPreference;
73import org.openstreetmap.josm.gui.preferences.ProjectionPreference;
74import org.openstreetmap.josm.gui.preferences.TaggingPresetPreference;
75import org.openstreetmap.josm.gui.preferences.ToolbarPreferences;
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.OsmUrlToBounds;
82import org.openstreetmap.josm.tools.PlatformHook;
83import org.openstreetmap.josm.tools.PlatformHookOsx;
84import org.openstreetmap.josm.tools.PlatformHookUnixoid;
85import org.openstreetmap.josm.tools.PlatformHookWindows;
86import org.openstreetmap.josm.tools.Shortcut;
87import org.openstreetmap.josm.tools.Utils;
88
89abstract public class Main {
90
91 /**
92 * Replies true if JOSM currently displays a map view. False, if it doesn't, i.e. if
93 * it only shows the MOTD panel.
94 *
95 * @return true if JOSM currently displays a map view
96 */
97 static public boolean isDisplayingMapView() {
98 if (map == null) return false;
99 if (map.mapView == null) return false;
100 return true;
101 }
102 /**
103 * Global parent component for all dialogs and message boxes
104 */
105 public static Component parent;
106 /**
107 * Global application.
108 */
109 public static Main main;
110 /**
111 * The worker thread slave. This is for executing all long and intensive
112 * calculations. The executed runnables are guaranteed to be executed separately
113 * and sequential.
114 */
115 public final static ExecutorService worker = Executors.newSingleThreadExecutor();
116 /**
117 * Global application preferences
118 */
119 public static Preferences pref;
120
121 /**
122 * The global paste buffer.
123 */
124 public static PrimitiveDeepCopy pasteBuffer = new PrimitiveDeepCopy();
125 public static Layer pasteSource;
126
127 /**
128 * The MapFrame. Use setMapFrame to set or clear it.
129 */
130 public static MapFrame map;
131 /**
132 * True, when in applet mode
133 */
134 public static boolean applet = false;
135
136 /**
137 * The toolbar preference control to register new actions.
138 */
139 public static ToolbarPreferences toolbar;
140
141 public UndoRedoHandler undoRedo = new UndoRedoHandler();
142
143 /**
144 * The main menu bar at top of screen.
145 */
146 public final MainMenu menu;
147
148 public final OsmValidator validator;
149 /**
150 * The MOTD Layer.
151 */
152 private GettingStarted gettingStarted = new GettingStarted();
153
154 /**
155 * Print a message if logging is on.
156 */
157 static public int log_level = 2;
158 static public void warn(String msg) {
159 if (log_level < 1)
160 return;
161 System.out.println(msg);
162 }
163 static public void info(String msg) {
164 if (log_level < 2)
165 return;
166 System.out.println(msg);
167 }
168 static public void debug(String msg) {
169 if (log_level < 3)
170 return;
171 System.out.println(msg);
172 }
173
174 /**
175 * Platform specific code goes in here.
176 * Plugins may replace it, however, some hooks will be called before any plugins have been loeaded.
177 * So if you need to hook into those early ones, split your class and send the one with the early hooks
178 * to the JOSM team for inclusion.
179 */
180 public static PlatformHook platform;
181
182 /**
183 * Wheather or not the java vm is openjdk
184 * We use this to work around openjdk bugs
185 */
186 public static boolean isOpenjdk;
187
188 /**
189 * Set or clear (if passed <code>null</code>) the map.
190 */
191 public final void setMapFrame(final MapFrame map) {
192 MapFrame old = Main.map;
193 panel.setVisible(false);
194 panel.removeAll();
195 if (map != null) {
196 map.fillPanel(panel);
197 } else {
198 old.destroy();
199 panel.add(gettingStarted, BorderLayout.CENTER);
200 }
201 panel.setVisible(true);
202 redoUndoListener.commandChanged(0,0);
203
204 Main.map = map;
205
206 PluginHandler.notifyMapFrameChanged(old, map);
207 }
208
209 /**
210 * Remove the specified layer from the map. If it is the last layer,
211 * remove the map as well.
212 */
213 public final void removeLayer(final Layer layer) {
214 if (map != null) {
215 map.mapView.removeLayer(layer);
216 if (map.mapView.getAllLayers().isEmpty()) {
217 setMapFrame(null);
218 }
219 }
220 }
221
222 public Main() {
223 main = this;
224 isOpenjdk = System.getProperty("java.vm.name").toUpperCase().indexOf("OPENJDK") != -1;
225 platform.startupHook();
226
227 // We try to establish an API connection early, so that any API
228 // capabilities are already known to the editor instance. However
229 // if it goes wrong that's not critical at this stage.
230 try {
231 OsmApi.getOsmApi().initialize(null, true);
232 } catch (Exception x) {
233 // ignore any exception here.
234 }
235
236 contentPanePrivate.add(panel, BorderLayout.CENTER);
237 panel.add(gettingStarted, BorderLayout.CENTER);
238 menu = new MainMenu();
239
240 undoRedo.listenerCommands.add(redoUndoListener);
241
242 // creating toolbar
243 contentPanePrivate.add(toolbar.control, BorderLayout.NORTH);
244
245 registerActionShortcut(menu.help, Shortcut.registerShortcut("system:help", tr("Help"),
246 KeyEvent.VK_F1, Shortcut.GROUP_DIRECT));
247
248 TaggingPresetPreference.initialize();
249 MapPaintPreference.initialize();
250 ImageryPreference.initialize();
251
252 validator = new OsmValidator();
253 MapView.addLayerChangeListener(validator);
254
255 toolbar.refreshToolbarControl();
256
257 toolbar.control.updateUI();
258 contentPanePrivate.updateUI();
259
260 }
261
262 /**
263 * Add a new layer to the map. If no map exists, create one.
264 */
265 public final void addLayer(final Layer layer) {
266 if (map == null) {
267 final MapFrame mapFrame = new MapFrame(contentPanePrivate);
268 setMapFrame(mapFrame);
269 mapFrame.selectMapMode((MapMode)mapFrame.getDefaultButtonAction());
270 mapFrame.setVisible(true);
271 mapFrame.initializeDialogsPane();
272 // bootstrapping problem: make sure the layer list dialog is going to
273 // listen to change events of the very first layer
274 //
275 layer.addPropertyChangeListener(LayerListDialog.getInstance().getModel());
276 }
277 map.mapView.addLayer(layer);
278 }
279
280 /**
281 * Replies true if there is an edit layer
282 *
283 * @return true if there is an edit layer
284 */
285 public boolean hasEditLayer() {
286 if (getEditLayer() == null) return false;
287 return true;
288 }
289
290 /**
291 * Replies the current edit layer
292 *
293 * @return the current edit layer. null, if no current edit layer exists
294 */
295 public OsmDataLayer getEditLayer() {
296 if (map == null) return null;
297 if (map.mapView == null) return null;
298 return map.mapView.getEditLayer();
299 }
300
301 /**
302 * Replies the current data set.
303 *
304 * @return the current data set. null, if no current data set exists
305 */
306 public DataSet getCurrentDataSet() {
307 if (!hasEditLayer()) return null;
308 return getEditLayer().data;
309 }
310
311 /**
312 * Returns the currently active layer
313 *
314 * @return the currently active layer. null, if currently no active layer exists
315 */
316 public Layer getActiveLayer() {
317 if (map == null) return null;
318 if (map.mapView == null) return null;
319 return map.mapView.getActiveLayer();
320 }
321
322 protected static JPanel contentPanePrivate = new JPanel(new BorderLayout());
323
324 /**
325 * @deprecated If you just need to register shortcut for action, use registerActionShortcut instead of accessing InputMap directly
326 */
327 @Deprecated
328 public static final JPanel contentPane = contentPanePrivate;
329
330 public static void registerActionShortcut(Action action, Shortcut shortcut) {
331 registerActionShortcut(action, shortcut.getKeyStroke());
332 }
333
334 public static void registerActionShortcut(Action action, KeyStroke keyStroke) {
335 if (keyStroke == null)
336 return;
337
338 InputMap inputMap = contentPanePrivate.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
339 Object existing = inputMap.get(keyStroke);
340 if (existing != null && !existing.equals(action)) {
341 System.out.println(String.format("Keystroke %s is already assigned to %s, will be overridden by %s", keyStroke, existing, action));
342 }
343 inputMap.put(keyStroke, action);
344
345 contentPanePrivate.getActionMap().put(action, action);
346 }
347
348 public static void unregisterActionShortcut(Shortcut shortcut) {
349 contentPanePrivate.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).remove(shortcut.getKeyStroke());
350 }
351
352 public static void unregisterActionShortcut(JosmAction action) {
353 unregisterActionShortcut(action, action.getShortcut());
354 }
355
356 public static void unregisterActionShortcut(Action action, Shortcut shortcut) {
357 contentPanePrivate.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).remove(shortcut.getKeyStroke());
358 contentPanePrivate.getActionMap().remove(action);
359 }
360
361
362 ///////////////////////////////////////////////////////////////////////////
363 // Implementation part
364 ///////////////////////////////////////////////////////////////////////////
365
366 public static JPanel panel = new JPanel(new BorderLayout());
367
368 protected static Rectangle bounds;
369 protected static int windowState = JFrame.NORMAL;
370
371 private final CommandQueueListener redoUndoListener = new CommandQueueListener(){
372 public void commandChanged(final int queueSize, final int redoSize) {
373 menu.undo.setEnabled(queueSize > 0);
374 menu.redo.setEnabled(redoSize > 0);
375 }
376 };
377
378 /**
379 * Should be called before the main constructor to setup some parameter stuff
380 * @param args The parsed argument list.
381 */
382 public static void preConstructorInit(Map<String, Collection<String>> args) {
383 ProjectionPreference.setProjection();
384
385 try {
386 String defaultlaf = platform.getDefaultStyle();
387 String laf = Main.pref.get("laf", defaultlaf);
388 try {
389 UIManager.setLookAndFeel(laf);
390 }
391 catch (final java.lang.ClassNotFoundException e) {
392 System.out.println("Look and Feel not found: " + laf);
393 Main.pref.put("laf", defaultlaf);
394 }
395 catch (final javax.swing.UnsupportedLookAndFeelException e) {
396 System.out.println("Look and Feel not supported: " + laf);
397 Main.pref.put("laf", defaultlaf);
398 }
399 toolbar = new ToolbarPreferences();
400 contentPanePrivate.updateUI();
401 panel.updateUI();
402 } catch (final Exception e) {
403 e.printStackTrace();
404 }
405 UIManager.put("OptionPane.okIcon", ImageProvider.get("ok"));
406 UIManager.put("OptionPane.yesIcon", UIManager.get("OptionPane.okIcon"));
407 UIManager.put("OptionPane.cancelIcon", ImageProvider.get("cancel"));
408 UIManager.put("OptionPane.noIcon", UIManager.get("OptionPane.cancelIcon"));
409
410 I18n.translateJavaInternalMessages();
411
412 // init default coordinate format
413 //
414 try {
415 //CoordinateFormat format = CoordinateFormat.valueOf(Main.pref.get("coordinates"));
416 CoordinateFormat.setCoordinateFormat(CoordinateFormat.valueOf(Main.pref.get("coordinates")));
417 } catch (IllegalArgumentException iae) {
418 CoordinateFormat.setCoordinateFormat(CoordinateFormat.DECIMAL_DEGREES);
419 }
420
421 Dimension screenDimension = Toolkit.getDefaultToolkit().getScreenSize();
422 String geometry = null;
423 if (args.containsKey("geometry")) {
424 geometry = args.get("geometry").iterator().next();
425 } else {
426 geometry = Main.pref.get("gui.geometry");
427 }
428 if (geometry.length() != 0) {
429 final Matcher m = Pattern.compile("(\\d+)x(\\d+)(([+-])(\\d+)([+-])(\\d+))?").matcher(geometry);
430 if (m.matches()) {
431 int w = Integer.valueOf(m.group(1));
432 int h = Integer.valueOf(m.group(2));
433 int x = 0, y = 0;
434 if (m.group(3) != null) {
435 x = Integer.valueOf(m.group(5));
436 y = Integer.valueOf(m.group(7));
437 if (m.group(4).equals("-")) {
438 x = screenDimension.width - x - w;
439 }
440 if (m.group(6).equals("-")) {
441 y = screenDimension.height - y - h;
442 }
443 }
444 // copied from WindowsGeometry.applySafe()
445 if (x > Toolkit.getDefaultToolkit().getScreenSize().width - 10) {
446 x = 0;
447 }
448 if (y > Toolkit.getDefaultToolkit().getScreenSize().height - 10) {
449 y = 0;
450 }
451 bounds = new Rectangle(x,y,w,h);
452 if(!Main.pref.get("gui.geometry").equals(geometry)) {
453 // remember this geometry
454 Main.pref.put("gui.geometry", geometry);
455 }
456 } else {
457 System.out.println("Ignoring malformed geometry: "+geometry);
458 }
459 }
460 if (bounds == null) {
461 bounds = !args.containsKey("no-maximize") ? new Rectangle(0,0,screenDimension.width,screenDimension.height) : new Rectangle(1000,740);
462 }
463 }
464
465 public void postConstructorProcessCmdLine(Map<String, Collection<String>> args) {
466 if (args.containsKey("download")) {
467 List<File> fileList = new ArrayList<File>();
468 for (String s : args.get("download")) {
469 File f = null;
470 switch(paramType(s)) {
471 case httpUrl:
472 downloadFromParamHttp(false, s);
473 break;
474 case bounds:
475 downloadFromParamBounds(false, s);
476 break;
477 case fileUrl:
478 try {
479 f = new File(new URI(s));
480 } catch (URISyntaxException e) {
481 JOptionPane.showMessageDialog(
482 Main.parent,
483 tr("Ignoring malformed file URL: \"{0}\"", s),
484 tr("Warning"),
485 JOptionPane.WARNING_MESSAGE
486 );
487 }
488 if (f!=null) {
489 fileList.add(f);
490 }
491 break;
492 case fileName:
493 f = new File(s);
494 fileList.add(f);
495 break;
496 }
497 }
498 if(!fileList.isEmpty())
499 {
500 OpenFileAction.openFiles(fileList, true);
501 }
502 }
503 if (args.containsKey("downloadgps")) {
504 for (String s : args.get("downloadgps")) {
505 switch(paramType(s)) {
506 case httpUrl:
507 downloadFromParamHttp(true, s);
508 break;
509 case bounds:
510 downloadFromParamBounds(true, s);
511 break;
512 case fileUrl:
513 case fileName:
514 JOptionPane.showMessageDialog(
515 Main.parent,
516 tr("Parameter \"downloadgps\" does not accept file names or file URLs"),
517 tr("Warning"),
518 JOptionPane.WARNING_MESSAGE
519 );
520 }
521 }
522 }
523 if (args.containsKey("selection")) {
524 for (String s : args.get("selection")) {
525 SearchAction.search(s, SearchAction.SearchMode.add);
526 }
527 }
528 }
529
530 public static boolean saveUnsavedModifications() {
531 if (map == null) return true;
532 SaveLayersDialog dialog = new SaveLayersDialog(Main.parent);
533 List<OsmDataLayer> layersWithUnmodifiedChanges = new ArrayList<OsmDataLayer>();
534 for (OsmDataLayer l: Main.map.mapView.getLayersOfType(OsmDataLayer.class)) {
535 if (l.requiresSaveToFile() || l.requiresUploadToServer()) {
536 layersWithUnmodifiedChanges.add(l);
537 }
538 }
539 dialog.prepareForSavingAndUpdatingLayersBeforeExit();
540 if (!layersWithUnmodifiedChanges.isEmpty()) {
541 dialog.getModel().populate(layersWithUnmodifiedChanges);
542 dialog.setVisible(true);
543 switch(dialog.getUserAction()) {
544 case CANCEL: return false;
545 case PROCEED: return true;
546 default: return false;
547 }
548 }
549
550 return true;
551 }
552
553 public static boolean exitJosm(boolean exit) {
554 if (Main.saveUnsavedModifications()) {
555 Main.saveGuiGeometry();
556 // Remove all layers because somebody may rely on layerRemoved events (like AutosaveTask)
557 if (Main.isDisplayingMapView()) {
558 Collection<Layer> layers = new ArrayList<Layer>(Main.map.mapView.getAllLayers());
559 for (Layer l: layers) {
560 Main.map.mapView.removeLayer(l);
561 }
562 }
563 if (exit) {
564 System.exit(0);
565 return true;
566 } else
567 return true;
568 } else
569 return false;
570 }
571
572 /**
573 * The type of a command line parameter, to be used in switch statements.
574 * @see paramType
575 */
576 private enum DownloadParamType { httpUrl, fileUrl, bounds, fileName }
577
578 /**
579 * Guess the type of a parameter string specified on the command line with --download= or --downloadgps.
580 * @param s A parameter string
581 * @return The guessed parameter type
582 */
583 private DownloadParamType paramType(String s) {
584 if(s.startsWith("http:")) return DownloadParamType.httpUrl;
585 if(s.startsWith("file:")) return DownloadParamType.fileUrl;
586 final StringTokenizer st = new StringTokenizer(s, ",");
587 // we assume a string with exactly 3 commas is a bounds parameter
588 if (st.countTokens() == 4) return DownloadParamType.bounds;
589 // everything else must be a file name
590 return DownloadParamType.fileName;
591 }
592
593 /**
594 * Download area specified on the command line as OSM URL.
595 * @param rawGps Flag to download raw GPS tracks
596 * @param s The URL parameter
597 */
598 private static void downloadFromParamHttp(final boolean rawGps, String s) {
599 final Bounds b = OsmUrlToBounds.parse(s);
600 if (b == null) {
601 JOptionPane.showMessageDialog(
602 Main.parent,
603 tr("Ignoring malformed URL: \"{0}\"", s),
604 tr("Warning"),
605 JOptionPane.WARNING_MESSAGE
606 );
607 } else {
608 downloadFromParamBounds(rawGps, b);
609 }
610 }
611
612 /**
613 * Download area specified on the command line as bounds string.
614 * @param rawGps Flag to download raw GPS tracks
615 * @param s The bounds parameter
616 */
617 private static void downloadFromParamBounds(final boolean rawGps, String s) {
618 final StringTokenizer st = new StringTokenizer(s, ",");
619 if (st.countTokens() == 4) {
620 Bounds b = new Bounds(
621 new LatLon(Double.parseDouble(st.nextToken()),Double.parseDouble(st.nextToken())),
622 new LatLon(Double.parseDouble(st.nextToken()),Double.parseDouble(st.nextToken()))
623 );
624 downloadFromParamBounds(rawGps, b);
625 }
626 }
627
628 /**
629 * Download area specified as Bounds value.
630 * @param rawGps Flag to download raw GPS tracks
631 * @param b The bounds value
632 * @see downloadFromParamBounds(final boolean rawGps, String s)
633 * @see downloadFromParamHttp
634 */
635 private static void downloadFromParamBounds(final boolean rawGps, Bounds b) {
636 DownloadTask task = rawGps ? new DownloadGpsTask() : new DownloadOsmTask();
637 // asynchronously launch the download task ...
638 Future<?> future = task.download(true, b, null);
639 // ... and the continuation when the download is finished (this will wait for the download to finish)
640 Main.worker.execute(new PostDownloadHandler(task, future));
641 }
642
643 public static void determinePlatformHook() {
644 String os = System.getProperty("os.name");
645 if (os == null) {
646 System.err.println("Your operating system has no name, so I'm guessing its some kind of *nix.");
647 platform = new PlatformHookUnixoid();
648 } else if (os.toLowerCase().startsWith("windows")) {
649 platform = new PlatformHookWindows();
650 } else if (os.equals("Linux") || os.equals("Solaris") ||
651 os.equals("SunOS") || os.equals("AIX") ||
652 os.equals("FreeBSD") || os.equals("NetBSD") || os.equals("OpenBSD")) {
653 platform = new PlatformHookUnixoid();
654 } else if (os.toLowerCase().startsWith("mac os x")) {
655 platform = new PlatformHookOsx();
656 } else {
657 System.err.println("I don't know your operating system '"+os+"', so I'm guessing its some kind of *nix.");
658 platform = new PlatformHookUnixoid();
659 }
660 }
661
662 static public void saveGuiGeometry() {
663 // save the current window geometry and the width of the toggle dialog area
664 String newGeometry = "";
665 String newToggleDlgWidth = null;
666 try {
667 Dimension screenDimension = Toolkit.getDefaultToolkit().getScreenSize();
668 int width = (int)bounds.getWidth();
669 int height = (int)bounds.getHeight();
670 int x = (int)bounds.getX();
671 int y = (int)bounds.getY();
672 if (width > screenDimension.width) {
673 width = screenDimension.width;
674 }
675 if (height > screenDimension.height) {
676 width = screenDimension.height;
677 }
678 if (x < 0) {
679 x = 0;
680 }
681 if (y < 0) {
682 y = 0;
683 }
684 newGeometry = width + "x" + height + "+" + x + "+" + y;
685
686 if (map != null) {
687 newToggleDlgWidth = Integer.toString(map.getToggleDlgWidth());
688 if (newToggleDlgWidth.equals(Integer.toString(MapFrame.DEF_TOGGLE_DLG_WIDTH))) {
689 newToggleDlgWidth = "";
690 }
691 }
692 }
693 catch (Exception e) {
694 System.out.println("Failed to get GUI geometry: " + e);
695 e.printStackTrace();
696 }
697 boolean maximized = (windowState & JFrame.MAXIMIZED_BOTH) != 0;
698 // Main.debug("Main window: saving geometry \"" + newGeometry + "\" " + (maximized?"maximized":"normal"));
699 pref.put("gui.maximized", maximized);
700 pref.put("gui.geometry", newGeometry);
701 if (newToggleDlgWidth != null) {
702 pref.put("toggleDialogs.width", newToggleDlgWidth);
703 }
704 }
705 private static class WindowPositionSizeListener extends WindowAdapter implements
706 ComponentListener {
707
708 @Override
709 public void windowStateChanged(WindowEvent e) {
710 Main.windowState = e.getNewState();
711 // Main.debug("Main window state changed to " + Main.windowState);
712 }
713
714 public void componentHidden(ComponentEvent e) {
715 }
716
717 public void componentMoved(ComponentEvent e) {
718 handleComponentEvent(e);
719 }
720
721 public void componentResized(ComponentEvent e) {
722 handleComponentEvent(e);
723 }
724
725 public void componentShown(ComponentEvent e) {
726 }
727
728 private void handleComponentEvent(ComponentEvent e) {
729 Component c = e.getComponent();
730 if (c instanceof JFrame) {
731 if (Main.windowState == JFrame.NORMAL) {
732 Main.bounds = ((JFrame) c).getBounds();
733 // Main.debug("Main window: new geometry " + Main.bounds);
734 } else {
735 // Main.debug("Main window state is " + Main.windowState);
736 }
737 }
738 }
739
740 }
741 public static void addListener() {
742 parent.addComponentListener(new WindowPositionSizeListener());
743 ((JFrame)parent).addWindowStateListener(new WindowPositionSizeListener());
744 }
745
746 public static void checkJava6() {
747 String version = System.getProperty("java.version");
748 if (version != null) {
749 if (version.startsWith("1.6") || version.startsWith("6") ||
750 version.startsWith("1.7") || version.startsWith("7"))
751 return;
752 if (version.startsWith("1.5") || version.startsWith("5")) {
753 JLabel ho = new JLabel("<html>"+
754 tr("<h2>JOSM requires Java version 6.</h2>"+
755 "Detected Java version: {0}.<br>"+
756 "You can <ul><li>update your Java (JRE) or</li>"+
757 "<li>use an earlier (Java 5 compatible) version of JOSM.</li></ul>"+
758 "More Info:", version)+"</html>");
759 JTextArea link = new JTextArea("http://josm.openstreetmap.de/wiki/Help/SystemRequirements");
760 link.setEditable(false);
761 link.setBackground(panel.getBackground());
762 JPanel panel = new JPanel(new GridBagLayout());
763 GridBagConstraints gbc = new GridBagConstraints();
764 gbc.gridwidth = GridBagConstraints.REMAINDER;
765 gbc.anchor = GridBagConstraints.WEST;
766 gbc.weightx = 1.0;
767 panel.add(ho, gbc);
768 panel.add(link, gbc);
769 final String EXIT = tr("Exit JOSM");
770 final String CONTINUE = tr("Continue, try anyway");
771 int ret = JOptionPane.showOptionDialog(null, panel, tr("Error"), JOptionPane.YES_NO_OPTION, JOptionPane.ERROR_MESSAGE, null, new String[] {EXIT, CONTINUE}, EXIT);
772 if (ret == 0) {
773 System.exit(0);
774 }
775 return;
776 }
777 }
778 System.err.println("Error: Could not recognize Java Version: "+version);
779 }
780
781 /* ----------------------------------------------------------------------------------------- */
782 /* projection handling - Main is a registry for a single, global projection instance */
783 /* */
784 /* TODO: For historical reasons the registry is implemented by Main. An alternative approach */
785 /* would be a singleton org.openstreetmap.josm.data.projection.ProjectionRegistry class. */
786 /* ----------------------------------------------------------------------------------------- */
787 /**
788 * The projection method used.
789 * @deprecated use {@link #getProjection()} and {@link #setProjection(Projection)} instead.
790 * For the time being still publicly available, but avoid/migrate write access to it. Use
791 * {@link #setProjection(Projection)} in order to trigger a projection change event.
792 */
793 @Deprecated
794 public static Projection proj;
795
796 /**
797 * Replies the current projection.
798 *
799 * @return
800 */
801 public static Projection getProjection() {
802 return proj;
803 }
804
805 /**
806 * Sets the current projection
807 *
808 * @param p the projection
809 */
810 public static void setProjection(Projection p) {
811 CheckParameterUtil.ensureParameterNotNull(p);
812 Projection oldValue = proj;
813 proj = p;
814 fireProjectionChanged(oldValue, proj);
815 }
816
817 /*
818 * Keep WeakReferences to the listeners. This relieves clients from the burden of
819 * explicitly removing the listeners and allows us to transparently register every
820 * created dataset as projection change listener.
821 */
822 private static final ArrayList<WeakReference<ProjectionChangeListener>> listeners = new ArrayList<WeakReference<ProjectionChangeListener>>();
823
824 private static void fireProjectionChanged(Projection oldValue, Projection newValue) {
825 if (newValue == null ^ oldValue == null
826 || (newValue != null && oldValue != null && !Utils.equal(newValue.toCode(), oldValue.toCode()))) {
827
828 synchronized(Main.class) {
829 Iterator<WeakReference<ProjectionChangeListener>> it = listeners.iterator();
830 while(it.hasNext()){
831 WeakReference<ProjectionChangeListener> wr = it.next();
832 if (wr.get() == null) {
833 it.remove();
834 continue;
835 }
836 wr.get().projectionChanged(oldValue, newValue);
837 }
838 }
839 if (newValue != null) {
840 Bounds b = (Main.map != null && Main.map.mapView != null) ? Main.map.mapView.getRealBounds() : null;
841 if (b != null){
842 Main.map.mapView.zoomTo(b);
843 }
844 }
845 /* TODO - remove layers with fixed projection */
846 }
847 }
848
849 /**
850 * Register a projection change listener
851 *
852 * @param listener the listener. Ignored if null.
853 */
854 public static void addProjectionChangeListener(ProjectionChangeListener listener) {
855 if (listener == null) return;
856 synchronized (Main.class) {
857 for (WeakReference<ProjectionChangeListener> wr : listeners) {
858 // already registered ? => abort
859 if (wr.get() == listener) return;
860 }
861 }
862 listeners.add(new WeakReference<ProjectionChangeListener>(listener));
863 }
864
865 /**
866 * Removes a projection change listener
867 *
868 * @param listener the listener. Ignored if null.
869 */
870 public static void removeProjectionChangeListener(ProjectionChangeListener listener) {
871 if (listener == null) return;
872 synchronized(Main.class){
873 Iterator<WeakReference<ProjectionChangeListener>> it = listeners.iterator();
874 while(it.hasNext()){
875 WeakReference<ProjectionChangeListener> wr = it.next();
876 // remove the listener - and any other listener which god garbage
877 // collected in the meantime
878 if (wr.get() == null || wr.get() == listener) {
879 it.remove();
880 }
881 }
882 }
883 }
884}
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