source: josm/trunk/src/org/openstreetmap/josm/gui/preferences/PreferenceTabbedPane.java@ 6223

Last change on this file since 6223 was 6223, checked in by Don-vip, 12 years ago

Sonar - fix various violations
  • Property svn:eol-style set to native
File size: 21.2 KB
Line 
1// License: GPL. Copyright 2007 by Immanuel Scholz and others
2package org.openstreetmap.josm.gui.preferences;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.Component;
7import java.awt.Font;
8import java.awt.GridBagLayout;
9import java.awt.Image;
10import java.awt.event.MouseWheelEvent;
11import java.awt.event.MouseWheelListener;
12import java.util.ArrayList;
13import java.util.Collection;
14import java.util.LinkedList;
15import java.util.List;
16
17import javax.swing.BorderFactory;
18import javax.swing.Icon;
19import javax.swing.ImageIcon;
20import javax.swing.JLabel;
21import javax.swing.JOptionPane;
22import javax.swing.JPanel;
23import javax.swing.JScrollPane;
24import javax.swing.JTabbedPane;
25import javax.swing.SwingUtilities;
26import javax.swing.event.ChangeEvent;
27import javax.swing.event.ChangeListener;
28
29import org.openstreetmap.josm.Main;
30import org.openstreetmap.josm.actions.ExpertToggleAction;
31import org.openstreetmap.josm.actions.RestartAction;
32import org.openstreetmap.josm.actions.ExpertToggleAction.ExpertModeChangeListener;
33import org.openstreetmap.josm.gui.HelpAwareOptionPane;
34import org.openstreetmap.josm.gui.HelpAwareOptionPane.ButtonSpec;
35import org.openstreetmap.josm.gui.preferences.advanced.AdvancedPreference;
36import org.openstreetmap.josm.gui.preferences.display.ColorPreference;
37import org.openstreetmap.josm.gui.preferences.display.DisplayPreference;
38import org.openstreetmap.josm.gui.preferences.display.DrawingPreference;
39import org.openstreetmap.josm.gui.preferences.display.LafPreference;
40import org.openstreetmap.josm.gui.preferences.display.LanguagePreference;
41import org.openstreetmap.josm.gui.preferences.imagery.ImageryPreference;
42import org.openstreetmap.josm.gui.preferences.map.BackupPreference;
43import org.openstreetmap.josm.gui.preferences.map.MapPaintPreference;
44import org.openstreetmap.josm.gui.preferences.map.MapPreference;
45import org.openstreetmap.josm.gui.preferences.map.TaggingPresetPreference;
46import org.openstreetmap.josm.gui.preferences.projection.ProjectionPreference;
47import org.openstreetmap.josm.gui.preferences.shortcut.ShortcutPreference;
48import org.openstreetmap.josm.plugins.PluginDownloadTask;
49import org.openstreetmap.josm.plugins.PluginHandler;
50import org.openstreetmap.josm.plugins.PluginInformation;
51import org.openstreetmap.josm.tools.BugReportExceptionHandler;
52import org.openstreetmap.josm.tools.CheckParameterUtil;
53import org.openstreetmap.josm.tools.GBC;
54import org.openstreetmap.josm.tools.ImageProvider;
55
56/**
57 * The preference settings.
58 *
59 * @author imi
60 */
61public class PreferenceTabbedPane extends JTabbedPane implements MouseWheelListener, ExpertModeChangeListener, ChangeListener {
62 /**
63 * Allows PreferenceSettings to do validation of entered values when ok was pressed.
64 * If data is invalid then event can return false to cancel closing of preferences dialog.
65 *
66 */
67 public interface ValidationListener {
68 /**
69 *
70 * @return True if preferences can be saved
71 */
72 boolean validatePreferences();
73 }
74
75 private static interface PreferenceTab {
76 public TabPreferenceSetting getTabPreferenceSetting();
77 public Component getComponent();
78 }
79
80 public static class PreferencePanel extends JPanel implements PreferenceTab {
81 private final TabPreferenceSetting preferenceSetting;
82
83 private PreferencePanel(TabPreferenceSetting preferenceSetting) {
84 super(new GridBagLayout());
85 CheckParameterUtil.ensureParameterNotNull(preferenceSetting);
86 this.preferenceSetting = preferenceSetting;
87 buildPanel();
88 }
89
90 protected void buildPanel() {
91 setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
92 add(new JLabel(preferenceSetting.getTitle()), GBC.eol().insets(0,5,0,10).anchor(GBC.NORTHWEST));
93
94 JLabel descLabel = new JLabel("<html>"+preferenceSetting.getDescription()+"</html>");
95 descLabel.setFont(descLabel.getFont().deriveFont(Font.ITALIC));
96 add(descLabel, GBC.eol().insets(5,0,5,20).fill(GBC.HORIZONTAL));
97 }
98
99 @Override
100 public final TabPreferenceSetting getTabPreferenceSetting() {
101 return preferenceSetting;
102 }
103
104 @Override
105 public Component getComponent() {
106 return this;
107 }
108 }
109
110 public static class PreferenceScrollPane extends JScrollPane implements PreferenceTab {
111 private final TabPreferenceSetting preferenceSetting;
112
113 private PreferenceScrollPane(Component view, TabPreferenceSetting preferenceSetting) {
114 super(view);
115 this.preferenceSetting = preferenceSetting;
116 }
117
118 private PreferenceScrollPane(PreferencePanel preferencePanel) {
119 super(preferencePanel.getComponent());
120 this.preferenceSetting = preferencePanel.getTabPreferenceSetting();
121 }
122
123 @Override
124 public final TabPreferenceSetting getTabPreferenceSetting() {
125 return preferenceSetting;
126 }
127
128 @Override
129 public Component getComponent() {
130 return this;
131 }
132 }
133
134 // all created tabs
135 private final List<PreferenceTab> tabs = new ArrayList<PreferenceTab>();
136 private final static Collection<PreferenceSettingFactory> settingsFactory = new LinkedList<PreferenceSettingFactory>();
137 private final List<PreferenceSetting> settings = new ArrayList<PreferenceSetting>();
138
139 // distinct list of tabs that have been initialized (we do not initialize tabs until they are displayed to speed up dialog startup)
140 private final List<PreferenceSetting> settingsInitialized = new ArrayList<PreferenceSetting>();
141
142 List<ValidationListener> validationListeners = new ArrayList<ValidationListener>();
143
144 /**
145 * Add validation listener to currently open preferences dialog. Calling to removeValidationListener is not necessary, all listeners will
146 * be automatically removed when dialog is closed
147 * @param validationListener
148 */
149 public void addValidationListener(ValidationListener validationListener) {
150 validationListeners.add(validationListener);
151 }
152
153 /**
154 * Construct a PreferencePanel for the preference settings. Layout is GridBagLayout
155 * and a centered title label and the description are added.
156 * @return The created panel ready to add other controls.
157 */
158 public PreferencePanel createPreferenceTab(TabPreferenceSetting caller) {
159 return createPreferenceTab(caller, false);
160 }
161
162 /**
163 * Construct a PreferencePanel for the preference settings. Layout is GridBagLayout
164 * and a centered title label and the description are added.
165 * @param inScrollPane if <code>true</code> the added tab will show scroll bars
166 * if the panel content is larger than the available space
167 * @return The created panel ready to add other controls.
168 */
169 public PreferencePanel createPreferenceTab(TabPreferenceSetting caller, boolean inScrollPane) {
170 CheckParameterUtil.ensureParameterNotNull(caller);
171 PreferencePanel p = new PreferencePanel(caller);
172
173 PreferenceTab tab = p;
174 if (inScrollPane) {
175 PreferenceScrollPane sp = new PreferenceScrollPane(p);
176 tab = sp;
177 }
178 tabs.add(tab);
179 return p;
180 }
181
182 private static interface TabIdentifier {
183 public boolean identify(TabPreferenceSetting tps, Object param);
184 }
185
186 private void selectTabBy(TabIdentifier method, Object param) {
187 for (int i=0; i<getTabCount(); i++) {
188 Component c = getComponentAt(i);
189 if (c instanceof PreferenceTab) {
190 PreferenceTab tab = (PreferenceTab) c;
191 if (method.identify(tab.getTabPreferenceSetting(), param)) {
192 setSelectedIndex(i);
193 return;
194 }
195 }
196 }
197 }
198
199 public void selectTabByName(String name) {
200 selectTabBy(new TabIdentifier(){
201 @Override
202 public boolean identify(TabPreferenceSetting tps, Object name) {
203 return name != null && tps != null && tps.getIconName() != null && name.equals(tps.getIconName());
204 }}, name);
205 }
206
207 public void selectTabByPref(Class<? extends TabPreferenceSetting> clazz) {
208 selectTabBy(new TabIdentifier(){
209 @Override
210 public boolean identify(TabPreferenceSetting tps, Object clazz) {
211 return tps.getClass().isAssignableFrom((Class<?>) clazz);
212 }}, clazz);
213 }
214
215 public boolean selectSubTabByPref(Class<? extends SubPreferenceSetting> clazz) {
216 for (PreferenceSetting setting : settings) {
217 if (clazz.isInstance(setting)) {
218 final SubPreferenceSetting sub = (SubPreferenceSetting) setting;
219 final TabPreferenceSetting tab = sub.getTabPreferenceSetting(PreferenceTabbedPane.this);
220 selectTabBy(new TabIdentifier(){
221 @Override
222 public boolean identify(TabPreferenceSetting tps, Object unused) {
223 return tps.equals(tab);
224 }}, null);
225 return tab.selectSubTab(sub);
226 }
227 }
228 return false;
229 }
230
231 public final DisplayPreference getDisplayPreference() {
232 return getSetting(DisplayPreference.class);
233 }
234
235 public final MapPreference getMapPreference() {
236 return getSetting(MapPreference.class);
237 }
238
239 public final PluginPreference getPluginPreference() {
240 return getSetting(PluginPreference.class);
241 }
242
243 public final ImageryPreference getImageryPreference() {
244 return getSetting(ImageryPreference.class);
245 }
246
247 public final ShortcutPreference getShortcutPreference() {
248 return getSetting(ShortcutPreference.class);
249 }
250
251 public void savePreferences() {
252 if(Main.applet)
253 return;
254 // create a task for downloading plugins if the user has activated, yet not downloaded,
255 // new plugins
256 //
257 final PluginPreference preference = getPluginPreference();
258 final List<PluginInformation> toDownload = preference.getPluginsScheduledForUpdateOrDownload();
259 final PluginDownloadTask task;
260 if (toDownload != null && ! toDownload.isEmpty()) {
261 task = new PluginDownloadTask(this, toDownload, tr("Download plugins"));
262 } else {
263 task = null;
264 }
265
266 // this is the task which will run *after* the plugins are downloaded
267 //
268 final Runnable continuation = new Runnable() {
269 @Override
270 public void run() {
271 boolean requiresRestart = false;
272 if (task != null && !task.isCanceled()) {
273 if (!task.getDownloadedPlugins().isEmpty()) {
274 requiresRestart = true;
275 }
276 }
277
278 for (PreferenceSetting setting : settingsInitialized) {
279 if (setting.ok()) {
280 requiresRestart = true;
281 }
282 }
283
284 // build the messages. We only display one message, including the status
285 // information from the plugin download task and - if necessary - a hint
286 // to restart JOSM
287 //
288 StringBuilder sb = new StringBuilder();
289 sb.append("<html>");
290 if (task != null && !task.isCanceled()) {
291 sb.append(PluginPreference.buildDownloadSummary(task));
292 }
293 if (requiresRestart) {
294 sb.append(tr("You have to restart JOSM for some settings to take effect."));
295 sb.append("<br/><br/>");
296 sb.append(tr("Would you like to restart now?"));
297 }
298 sb.append("</html>");
299
300 // display the message, if necessary
301 //
302 if (requiresRestart) {
303 final ButtonSpec [] options = RestartAction.getButtonSpecs();
304 if (0 == HelpAwareOptionPane.showOptionDialog(
305 Main.parent,
306 sb.toString(),
307 tr("Restart"),
308 JOptionPane.INFORMATION_MESSAGE,
309 null, /* no special icon */
310 options,
311 options[0],
312 null /* no special help */
313 )) {
314 Main.main.menu.restart.actionPerformed(null);
315 }
316 } else if (task != null && !task.isCanceled()) {
317 JOptionPane.showMessageDialog(
318 Main.parent,
319 sb.toString(),
320 tr("Warning"),
321 JOptionPane.WARNING_MESSAGE
322 );
323 }
324 Main.parent.repaint();
325 }
326 };
327
328 if (task != null) {
329 // if we have to launch a plugin download task we do it asynchronously, followed
330 // by the remaining "save preferences" activites run on the Swing EDT.
331 //
332 Main.worker.submit(task);
333 Main.worker.submit(
334 new Runnable() {
335 @Override
336 public void run() {
337 SwingUtilities.invokeLater(continuation);
338 }
339 }
340 );
341 } else {
342 // no need for asynchronous activities. Simply run the remaining "save preference"
343 // activities on this thread (we are already on the Swing EDT
344 //
345 continuation.run();
346 }
347 }
348
349 /**
350 * If the dialog is closed with Ok, the preferences will be stored to the preferences-
351 * file, otherwise no change of the file happens.
352 */
353 public PreferenceTabbedPane() {
354 super(JTabbedPane.LEFT, JTabbedPane.SCROLL_TAB_LAYOUT);
355 super.addMouseWheelListener(this);
356 super.getModel().addChangeListener(this);
357 ExpertToggleAction.addExpertModeChangeListener(this);
358 }
359
360 public void buildGui() {
361 for (PreferenceSettingFactory factory : settingsFactory) {
362 PreferenceSetting setting = factory.createPreferenceSetting();
363 if (setting != null) {
364 settings.add(setting);
365 }
366 }
367 addGUITabs(false);
368 }
369
370 private void addGUITabsForSetting(Icon icon, TabPreferenceSetting tps) {
371 for (PreferenceTab tab : tabs) {
372 if (tab.getTabPreferenceSetting().equals(tps)) {
373 insertGUITabsForSetting(icon, tps, getTabCount());
374 }
375 }
376 }
377
378 private void insertGUITabsForSetting(Icon icon, TabPreferenceSetting tps, int index) {
379 int position = index;
380 for (PreferenceTab tab : tabs) {
381 if (tab.getTabPreferenceSetting().equals(tps)) {
382 insertTab(null, icon, tab.getComponent(), tps.getTooltip(), position++);
383 }
384 }
385 }
386
387 private void addGUITabs(boolean clear) {
388 boolean expert = ExpertToggleAction.isExpert();
389 Component sel = getSelectedComponent();
390 if (clear) {
391 removeAll();
392 }
393 // Inspect each tab setting
394 for (PreferenceSetting setting : settings) {
395 if (setting instanceof TabPreferenceSetting) {
396 TabPreferenceSetting tps = (TabPreferenceSetting) setting;
397 if (expert || !tps.isExpert()) {
398 // Get icon
399 String iconName = tps.getIconName();
400 ImageIcon icon = iconName != null && iconName.length() > 0 ? ImageProvider.get("preferences", iconName) : null;
401 // See #6985 - Force icons to be 48x48 pixels
402 if (icon != null && (icon.getIconHeight() != 48 || icon.getIconWidth() != 48)) {
403 icon = new ImageIcon(icon.getImage().getScaledInstance(48, 48, Image.SCALE_DEFAULT));
404 }
405 if (settingsInitialized.contains(tps)) {
406 // If it has been initialized, add corresponding tab(s)
407 addGUITabsForSetting(icon, tps);
408 } else {
409 // If it has not been initialized, create an empty tab with only icon and tooltip
410 addTab(null, icon, new PreferencePanel(tps), tps.getTooltip());
411 }
412 }
413 } else if (!(setting instanceof SubPreferenceSetting)) {
414 Main.warn("Ignoring preferences "+setting);
415 }
416 }
417 try {
418 if (sel != null) {
419 setSelectedComponent(sel);
420 }
421 } catch (IllegalArgumentException e) {}
422 }
423
424 @Override
425 public void expertChanged(boolean isExpert) {
426 addGUITabs(true);
427 }
428
429 public List<PreferenceSetting> getSettings() {
430 return settings;
431 }
432
433 @SuppressWarnings("unchecked")
434 public <T> T getSetting(Class<? extends T> clazz) {
435 for (PreferenceSetting setting:settings) {
436 if (clazz.isAssignableFrom(setting.getClass()))
437 return (T)setting;
438 }
439 return null;
440 }
441
442 static {
443 // order is important!
444 settingsFactory.add(new DisplayPreference.Factory());
445 settingsFactory.add(new DrawingPreference.Factory());
446 settingsFactory.add(new ColorPreference.Factory());
447 settingsFactory.add(new LafPreference.Factory());
448 settingsFactory.add(new LanguagePreference.Factory());
449 settingsFactory.add(new ServerAccessPreference.Factory());
450 settingsFactory.add(new MapPreference.Factory());
451 settingsFactory.add(new ProjectionPreference.Factory());
452 settingsFactory.add(new MapPaintPreference.Factory());
453 settingsFactory.add(new TaggingPresetPreference.Factory());
454 settingsFactory.add(new BackupPreference.Factory());
455 if(!Main.applet) {
456 settingsFactory.add(new PluginPreference.Factory());
457 }
458 settingsFactory.add(Main.toolbar);
459 settingsFactory.add(new AudioPreference.Factory());
460 settingsFactory.add(new ShortcutPreference.Factory());
461 settingsFactory.add(new ValidatorPreference.Factory());
462 settingsFactory.add(new RemoteControlPreference.Factory());
463 settingsFactory.add(new ImageryPreference.Factory());
464
465 PluginHandler.getPreferenceSetting(settingsFactory);
466
467 // always the last: advanced tab
468 settingsFactory.add(new AdvancedPreference.Factory());
469 }
470
471 /**
472 * This mouse wheel listener reacts when a scroll is carried out over the
473 * tab strip and scrolls one tab/down or up, selecting it immediately.
474 */
475 @Override
476 public void mouseWheelMoved(MouseWheelEvent wev) {
477 // Ensure the cursor is over the tab strip
478 if(super.indexAtLocation(wev.getPoint().x, wev.getPoint().y) < 0)
479 return;
480
481 // Get currently selected tab
482 int newTab = super.getSelectedIndex() + wev.getWheelRotation();
483
484 // Ensure the new tab index is sound
485 newTab = newTab < 0 ? 0 : newTab;
486 newTab = newTab >= super.getTabCount() ? super.getTabCount() - 1 : newTab;
487
488 // select new tab
489 super.setSelectedIndex(newTab);
490 }
491
492 @Override
493 public void stateChanged(ChangeEvent e) {
494 int index = getSelectedIndex();
495 Component sel = getSelectedComponent();
496 if (index > -1 && sel instanceof PreferenceTab) {
497 PreferenceTab tab = (PreferenceTab) sel;
498 TabPreferenceSetting preferenceSettings = tab.getTabPreferenceSetting();
499 if (!settingsInitialized.contains(preferenceSettings)) {
500 try {
501 getModel().removeChangeListener(this);
502 preferenceSettings.addGui(this);
503 // Add GUI for sub preferences
504 for (PreferenceSetting setting : settings) {
505 if (setting instanceof SubPreferenceSetting) {
506 SubPreferenceSetting sps = (SubPreferenceSetting) setting;
507 if (sps.getTabPreferenceSetting(this) == preferenceSettings) {
508 try {
509 sps.addGui(this);
510 } catch (SecurityException ex) {
511 ex.printStackTrace();
512 } catch (Throwable ex) {
513 BugReportExceptionHandler.handleException(ex);
514 } finally {
515 settingsInitialized.add(sps);
516 }
517 }
518 }
519 }
520 Icon icon = getIconAt(index);
521 remove(index);
522 insertGUITabsForSetting(icon, preferenceSettings, index);
523 setSelectedIndex(index);
524 } catch (SecurityException ex) {
525 ex.printStackTrace();
526 } catch (Throwable ex) {
527 // allow to change most settings even if e.g. a plugin fails
528 BugReportExceptionHandler.handleException(ex);
529 } finally {
530 settingsInitialized.add(preferenceSettings);
531 getModel().addChangeListener(this);
532 }
533 }
534 }
535 }
536}
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