source: josm/trunk/src/org/openstreetmap/josm/gui/MapFrame.java@ 6340

Last change on this file since 6340 was 6296, checked in by Don-vip, 11 years ago

Sonar/Findbugs - Avoid commented-out lines of code, javadoc
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1// License: GPL. See LICENSE file for details.
2package org.openstreetmap.josm.gui;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.BorderLayout;
7import java.awt.Component;
8import java.awt.Container;
9import java.awt.Dimension;
10import java.awt.Font;
11import java.awt.GridBagLayout;
12import java.awt.Rectangle;
13import java.awt.event.ActionEvent;
14import java.awt.event.KeyEvent;
15import java.awt.event.MouseWheelEvent;
16import java.awt.event.MouseWheelListener;
17import java.util.ArrayList;
18import java.util.Collection;
19import java.util.HashMap;
20import java.util.List;
21import java.util.Map;
22import java.util.concurrent.CopyOnWriteArrayList;
23
24import javax.swing.AbstractAction;
25import javax.swing.AbstractButton;
26import javax.swing.Action;
27import javax.swing.BoxLayout;
28import javax.swing.ButtonGroup;
29import javax.swing.JButton;
30import javax.swing.JCheckBoxMenuItem;
31import javax.swing.JComponent;
32import javax.swing.JPanel;
33import javax.swing.JPopupMenu;
34import javax.swing.JSplitPane;
35import javax.swing.JToolBar;
36import javax.swing.KeyStroke;
37import javax.swing.SwingUtilities;
38import javax.swing.border.Border;
39import javax.swing.event.PopupMenuEvent;
40import javax.swing.event.PopupMenuListener;
41import javax.swing.plaf.basic.BasicSplitPaneDivider;
42import javax.swing.plaf.basic.BasicSplitPaneUI;
43
44import org.openstreetmap.josm.Main;
45import org.openstreetmap.josm.actions.LassoModeAction;
46import org.openstreetmap.josm.actions.mapmode.DeleteAction;
47import org.openstreetmap.josm.actions.mapmode.DrawAction;
48import org.openstreetmap.josm.actions.mapmode.ExtrudeAction;
49import org.openstreetmap.josm.actions.mapmode.ImproveWayAccuracyAction;
50import org.openstreetmap.josm.actions.mapmode.MapMode;
51import org.openstreetmap.josm.actions.mapmode.ParallelWayAction;
52import org.openstreetmap.josm.actions.mapmode.SelectAction;
53import org.openstreetmap.josm.actions.mapmode.ZoomAction;
54import org.openstreetmap.josm.data.Preferences;
55import org.openstreetmap.josm.data.Preferences.PreferenceChangeEvent;
56import org.openstreetmap.josm.data.Preferences.PreferenceChangedListener;
57import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
58import org.openstreetmap.josm.gui.NavigatableComponent.ViewportData;
59import org.openstreetmap.josm.gui.dialogs.ChangesetDialog;
60import org.openstreetmap.josm.gui.dialogs.CommandStackDialog;
61import org.openstreetmap.josm.gui.dialogs.ConflictDialog;
62import org.openstreetmap.josm.gui.dialogs.DialogsPanel;
63import org.openstreetmap.josm.gui.dialogs.FilterDialog;
64import org.openstreetmap.josm.gui.dialogs.HistoryDialog;
65import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
66import org.openstreetmap.josm.gui.dialogs.MapPaintDialog;
67import org.openstreetmap.josm.gui.dialogs.RelationListDialog;
68import org.openstreetmap.josm.gui.dialogs.SelectionListDialog;
69import org.openstreetmap.josm.gui.dialogs.ToggleDialog;
70import org.openstreetmap.josm.gui.dialogs.UserListDialog;
71import org.openstreetmap.josm.gui.dialogs.ValidatorDialog;
72import org.openstreetmap.josm.gui.dialogs.properties.PropertiesDialog;
73import org.openstreetmap.josm.gui.layer.Layer;
74import org.openstreetmap.josm.tools.Destroyable;
75import org.openstreetmap.josm.tools.GBC;
76import org.openstreetmap.josm.tools.Shortcut;
77
78
79/**
80 * One Map frame with one dataset behind. This is the container gui class whose
81 * display can be set to the different views.
82 *
83 * @author imi
84 */
85public class MapFrame extends JPanel implements Destroyable, LayerChangeListener {
86
87 /**
88 * The current mode, this frame operates.
89 */
90 public MapMode mapMode;
91
92 /**
93 * The view control displayed.
94 */
95 public final MapView mapView;
96
97 /**
98 * The toolbar with the action icons. To add new toggle dialog buttons,
99 * use addToggleDialog, to add a new map mode button use addMapMode.
100 */
101 private JComponent sideToolBar = new JToolBar(JToolBar.VERTICAL);
102 private final ButtonGroup toolBarActionsGroup = new ButtonGroup();
103 private final JToolBar toolBarActions = new JToolBar(JToolBar.VERTICAL);
104 private final JToolBar toolBarToggle = new JToolBar(JToolBar.VERTICAL);
105
106 private final List<ToggleDialog> allDialogs = new ArrayList<ToggleDialog>();
107 private final List<MapMode> mapModes = new ArrayList<MapMode>();
108 private final List<IconToggleButton> allDialogButtons = new ArrayList<IconToggleButton>();
109 public final List<IconToggleButton> allMapModeButtons = new ArrayList<IconToggleButton>();
110
111 private final ListAllButtonsAction listAllDialogsAction = new ListAllButtonsAction(allDialogButtons);
112 private final ListAllButtonsAction listAllMapModesAction = new ListAllButtonsAction(allMapModeButtons);
113 private final JButton listAllToggleDialogsButton = new JButton(listAllDialogsAction);
114 private final JButton listAllMapModesButton = new JButton(listAllMapModesAction);
115 {
116 listAllDialogsAction.setButton(listAllToggleDialogsButton);
117 listAllMapModesAction.setButton(listAllMapModesButton);
118 }
119
120 // Toggle dialogs
121 public ConflictDialog conflictDialog;
122 public FilterDialog filterDialog;
123 public RelationListDialog relationListDialog;
124 public ValidatorDialog validatorDialog;
125 public SelectionListDialog selectionListDialog;
126 public PropertiesDialog propertiesDialog;
127
128 // Map modes
129 public final SelectAction mapModeSelect;
130 private final Map<Layer, MapMode> lastMapMode = new HashMap<Layer, MapMode>();
131 private final MapMode mapModeDraw;
132 private final MapMode mapModeZoom;
133
134 /**
135 * The status line below the map
136 */
137 public MapStatus statusLine;
138
139 /**
140 * The split pane with the mapview (leftPanel) and toggle dialogs (dialogsPanel).
141 */
142 private final JSplitPane splitPane;
143 private final JPanel leftPanel;
144 private final DialogsPanel dialogsPanel;
145
146 /**
147 * Default width of the toggle dialog area.
148 */
149 public static final int DEF_TOGGLE_DLG_WIDTH = 330;
150
151 /**
152 * Constructs a new {@code MapFrame}.
153 * @param contentPane The content pane used to register shortcuts in its
154 * {@link javax.swing.InputMap} and {@link javax.swing.ActionMap}
155 * @param viewportData the initial viewport of the map. Can be null, then
156 * the viewport is derived from the layer data.
157 */
158 public MapFrame(JPanel contentPane, ViewportData viewportData) {
159 setSize(400,400);
160 setLayout(new BorderLayout());
161
162 mapView = new MapView(contentPane, viewportData);
163 new FileDrop(mapView);
164
165 splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, true);
166
167 leftPanel = new JPanel();
168 leftPanel.setLayout(new GridBagLayout());
169 leftPanel.add(mapView, GBC.std().fill());
170 splitPane.setLeftComponent(leftPanel);
171
172 dialogsPanel = new DialogsPanel(splitPane);
173 splitPane.setRightComponent(dialogsPanel);
174
175 /**
176 * All additional space goes to the mapView
177 */
178 splitPane.setResizeWeight(1.0);
179
180 /**
181 * Some beautifications.
182 */
183 splitPane.setDividerSize(5);
184 splitPane.setBorder(null);
185 splitPane.setUI(new BasicSplitPaneUI() {
186 @Override
187 public BasicSplitPaneDivider createDefaultDivider() {
188 return new BasicSplitPaneDivider(this) {
189 @Override
190 public void setBorder(Border b) {
191 }
192 };
193 }
194 });
195
196 // JSplitPane supports F6 and F8 shortcuts by default, but we need them for Audio actions
197 splitPane.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(KeyStroke.getKeyStroke(KeyEvent.VK_F6, 0), new Object());
198 splitPane.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(KeyStroke.getKeyStroke(KeyEvent.VK_F8, 0), new Object());
199
200 add(splitPane, BorderLayout.CENTER);
201
202 dialogsPanel.setLayout(new BoxLayout(dialogsPanel, BoxLayout.Y_AXIS));
203 dialogsPanel.setPreferredSize(new Dimension(Main.pref.getInteger("toggleDialogs.width",DEF_TOGGLE_DLG_WIDTH), 0));
204 dialogsPanel.setMinimumSize(new Dimension(24, 0));
205 mapView.setMinimumSize(new Dimension(10,0));
206
207 // toolBarActions, map mode buttons
208 addMapMode(new IconToggleButton(mapModeSelect = new SelectAction(this)));
209 addMapMode(new IconToggleButton(new LassoModeAction(), true));
210 addMapMode(new IconToggleButton(mapModeDraw = new DrawAction(this)));
211 addMapMode(new IconToggleButton(mapModeZoom = new ZoomAction(this)));
212 addMapMode(new IconToggleButton(new DeleteAction(this), true));
213 addMapMode(new IconToggleButton(new ParallelWayAction(this), true));
214 addMapMode(new IconToggleButton(new ExtrudeAction(this), true));
215 addMapMode(new IconToggleButton(new ImproveWayAccuracyAction(Main.map), true));
216 toolBarActionsGroup.setSelected(allMapModeButtons.get(0).getModel(), true);
217 toolBarActions.setFloatable(false);
218
219 // toolBarToggles, toggle dialog buttons
220 LayerListDialog.createInstance(this);
221 addToggleDialog(LayerListDialog.getInstance());
222 addToggleDialog(propertiesDialog = new PropertiesDialog(this));
223 addToggleDialog(selectionListDialog = new SelectionListDialog());
224 addToggleDialog(relationListDialog = new RelationListDialog());
225 addToggleDialog(new CommandStackDialog(this));
226 addToggleDialog(new UserListDialog());
227 addToggleDialog(new HistoryDialog(), true);
228 addToggleDialog(conflictDialog = new ConflictDialog());
229 addToggleDialog(validatorDialog = new ValidatorDialog());
230 addToggleDialog(filterDialog = new FilterDialog());
231 addToggleDialog(new ChangesetDialog(this), true);
232 addToggleDialog(new MapPaintDialog());
233 toolBarToggle.setFloatable(false);
234
235 // status line below the map
236 statusLine = new MapStatus(this);
237 MapView.addLayerChangeListener(this);
238
239 boolean unregisterTab = Shortcut.findShortcut(KeyEvent.VK_TAB, 0)!=null;
240 if (unregisterTab) {
241 for (JComponent c: allDialogButtons) c.setFocusTraversalKeysEnabled(false);
242 for (JComponent c: allMapModeButtons) c.setFocusTraversalKeysEnabled(false);
243 }
244 }
245
246 public boolean selectSelectTool(boolean onlyIfModeless) {
247 if(onlyIfModeless && !Main.pref.getBoolean("modeless", false))
248 return false;
249
250 return selectMapMode(mapModeSelect);
251 }
252
253 public boolean selectDrawTool(boolean onlyIfModeless) {
254 if(onlyIfModeless && !Main.pref.getBoolean("modeless", false))
255 return false;
256
257 return selectMapMode(mapModeDraw);
258 }
259
260 public boolean selectZoomTool(boolean onlyIfModeless) {
261 if(onlyIfModeless && !Main.pref.getBoolean("modeless", false))
262 return false;
263
264 return selectMapMode(mapModeZoom);
265 }
266
267 /**
268 * Called as some kind of destructor when the last layer has been removed.
269 * Delegates the call to all Destroyables within this component (e.g. MapModes)
270 */
271 @Override
272 public void destroy() {
273 MapView.removeLayerChangeListener(this);
274 dialogsPanel.destroy();
275 Main.pref.removePreferenceChangeListener(sidetoolbarPreferencesChangedListener);
276 for (int i = 0; i < toolBarActions.getComponentCount(); ++i) {
277 if (toolBarActions.getComponent(i) instanceof Destroyable) {
278 ((Destroyable)toolBarActions.getComponent(i)).destroy();
279 }
280 }
281 for (int i = 0; i < toolBarToggle.getComponentCount(); ++i) {
282 if (toolBarToggle.getComponent(i) instanceof Destroyable) {
283 ((Destroyable)toolBarToggle.getComponent(i)).destroy();
284 }
285 }
286
287 statusLine.destroy();
288 mapView.destroy();
289 }
290
291 public Action getDefaultButtonAction() {
292 return ((AbstractButton)toolBarActions.getComponent(0)).getAction();
293 }
294
295 /**
296 * Open all ToggleDialogs that have their preferences property set. Close all others.
297 */
298 public void initializeDialogsPane() {
299 dialogsPanel.initialize(allDialogs);
300 }
301
302 public IconToggleButton addToggleDialog(final ToggleDialog dlg) {
303 return addToggleDialog(dlg, false);
304 }
305
306 /**
307 * Call this to add new toggle dialogs to the left button-list
308 * @param dlg The toggle dialog. It must not be in the list already.
309 */
310 public IconToggleButton addToggleDialog(final ToggleDialog dlg, boolean isExpert) {
311 final IconToggleButton button = new IconToggleButton(dlg.getToggleAction(), isExpert);
312 button.setShowHideButtonListener(dlg);
313 button.setInheritsPopupMenu(true);
314 dlg.setButton(button);
315 toolBarToggle.add(button);
316 allDialogs.add(dlg);
317 allDialogButtons.add(button);
318 button.applyButtonHiddenPreferences();
319 if (dialogsPanel.initialized) {
320 dialogsPanel.add(dlg);
321 }
322 return button;
323 }
324
325
326
327 public void addMapMode(IconToggleButton b) {
328 if (b.getAction() instanceof MapMode) {
329 mapModes.add((MapMode) b.getAction());
330 } else
331 throw new IllegalArgumentException("MapMode action must be subclass of MapMode");
332 allMapModeButtons.add(b);
333 toolBarActionsGroup.add(b);
334 toolBarActions.add(b);
335 b.applyButtonHiddenPreferences();
336 b.setInheritsPopupMenu(true);
337 }
338
339 /**
340 * Fires an property changed event "visible".
341 * @param aFlag {@code true} if display should be visible
342 */
343 @Override public void setVisible(boolean aFlag) {
344 boolean old = isVisible();
345 super.setVisible(aFlag);
346 if (old != aFlag) {
347 firePropertyChange("visible", old, aFlag);
348 }
349 }
350
351 /**
352 * Change the operating map mode for the view. Will call unregister on the
353 * old MapMode and register on the new one. Now this function also verifies
354 * if new map mode is correct mode for current layer and does not change mode
355 * in such cases.
356 * @param newMapMode The new mode to set.
357 * @return {@code true} if mode is really selected
358 */
359 public boolean selectMapMode(MapMode newMapMode) {
360 return selectMapMode(newMapMode, mapView.getActiveLayer());
361 }
362
363 /**
364 * Another version of the selectMapMode for changing layer action.
365 * Pass newly selected layer to this method.
366 * @param newMapMode The new mode to set.
367 * @param newLayer newly selected layer
368 * @return {@code true} if mode is really selected
369 */
370 public boolean selectMapMode(MapMode newMapMode, Layer newLayer) {
371 if (newMapMode == null || !newMapMode.layerIsSupported(newLayer))
372 return false;
373
374 MapMode oldMapMode = this.mapMode;
375 if (newMapMode == oldMapMode)
376 return true;
377 if (oldMapMode != null) {
378 oldMapMode.exitMode();
379 }
380 this.mapMode = newMapMode;
381 newMapMode.enterMode();
382 lastMapMode.put(newLayer, newMapMode);
383 fireMapModeChanged(oldMapMode, newMapMode);
384 return true;
385 }
386
387 /**
388 * Fill the given panel by adding all necessary components to the different
389 * locations.
390 *
391 * @param panel The container to fill. Must have an BorderLayout.
392 */
393 public void fillPanel(Container panel) {
394 panel.add(this, BorderLayout.CENTER);
395
396 /**
397 * sideToolBar: add map modes icons
398 */
399 if(Main.pref.getBoolean("sidetoolbar.mapmodes.visible", true)) {
400 toolBarActions.setAlignmentX(0.5f);
401 toolBarActions.setInheritsPopupMenu(true);
402 sideToolBar.add(toolBarActions);
403 listAllMapModesButton.setAlignmentX(0.5f);
404 listAllMapModesButton.setBorder(null);
405 listAllMapModesButton.setFont(listAllMapModesButton.getFont().deriveFont(Font.PLAIN));
406 listAllMapModesButton.setInheritsPopupMenu(true);
407 sideToolBar.add(listAllMapModesButton);
408 }
409
410 /**
411 * sideToolBar: add toggle dialogs icons
412 */
413 if(Main.pref.getBoolean("sidetoolbar.toggledialogs.visible", true)) {
414 ((JToolBar)sideToolBar).addSeparator(new Dimension(0,18));
415 toolBarToggle.setAlignmentX(0.5f);
416 toolBarToggle.setInheritsPopupMenu(true);
417 sideToolBar.add(toolBarToggle);
418 listAllToggleDialogsButton.setAlignmentX(0.5f);
419 listAllToggleDialogsButton.setBorder(null);
420 listAllToggleDialogsButton.setFont(listAllToggleDialogsButton.getFont().deriveFont(Font.PLAIN));
421 listAllToggleDialogsButton.setInheritsPopupMenu(true);
422 sideToolBar.add(listAllToggleDialogsButton);
423 }
424
425 /**
426 * sideToolBar: add dynamic popup menu
427 */
428 sideToolBar.setComponentPopupMenu(new JPopupMenu() {
429 static final int staticMenuEntryCount = 2;
430 JCheckBoxMenuItem doNotHide = new JCheckBoxMenuItem(new AbstractAction(tr("Do not hide toolbar")) {
431 @Override
432 public void actionPerformed(ActionEvent e) {
433 boolean sel = ((JCheckBoxMenuItem) e.getSource()).getState();
434 Main.pref.put("sidetoolbar.always-visible", sel);
435 }
436 });
437 {
438 addPopupMenuListener(new PopupMenuListener() {
439 @Override
440 public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
441 final Object src = ((JPopupMenu)e.getSource()).getInvoker();
442 if (src instanceof IconToggleButton) {
443 insert(new Separator(), 0);
444 insert(new AbstractAction() {
445 {
446 putValue(NAME, tr("Hide this button"));
447 putValue(SHORT_DESCRIPTION, tr("Click the arrow at the bottom to show it again."));
448 }
449 @Override
450 public void actionPerformed(ActionEvent e) {
451 ((IconToggleButton)src).setButtonHidden(true);
452 validateToolBarsVisibility();
453 }
454 }, 0);
455 }
456 doNotHide.setSelected(Main.pref.getBoolean("sidetoolbar.always-visible", true));
457 }
458 @Override
459 public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
460 while (getComponentCount() > staticMenuEntryCount) {
461 remove(0);
462 }
463 }
464 @Override
465 public void popupMenuCanceled(PopupMenuEvent e) {}
466 });
467
468 add(new AbstractAction(tr("Hide edit toolbar")) {
469 @Override
470 public void actionPerformed(ActionEvent e) {
471 Main.pref.put("sidetoolbar.visible", false);
472 }
473 });
474 add(doNotHide);
475 }
476 });
477 ((JToolBar)sideToolBar).setFloatable(false);
478
479 /**
480 * sideToolBar: decide scroll- and visibility
481 */
482 if(Main.pref.getBoolean("sidetoolbar.scrollable", true)) {
483 final ScrollViewport svp = new ScrollViewport(sideToolBar, ScrollViewport.VERTICAL_DIRECTION);
484 svp.addMouseWheelListener(new MouseWheelListener() {
485 @Override
486 public void mouseWheelMoved(MouseWheelEvent e) {
487 svp.scroll(0, e.getUnitsToScroll() * 5);
488 }
489 });
490 sideToolBar = svp;
491 }
492 sideToolBar.setVisible(Main.pref.getBoolean("sidetoolbar.visible", true));
493 sidetoolbarPreferencesChangedListener = new Preferences.PreferenceChangedListener() {
494 @Override
495 public void preferenceChanged(PreferenceChangeEvent e) {
496 if ("sidetoolbar.visible".equals(e.getKey())) {
497 sideToolBar.setVisible(Main.pref.getBoolean("sidetoolbar.visible"));
498 }
499 }
500 };
501 Main.pref.addPreferenceChangeListener(sidetoolbarPreferencesChangedListener);
502
503 /**
504 * sideToolBar: add it to the panel
505 */
506 panel.add(sideToolBar, BorderLayout.WEST);
507
508 /**
509 * statusLine: add to panel
510 */
511 if (statusLine != null && Main.pref.getBoolean("statusline.visible", true)) {
512 panel.add(statusLine, BorderLayout.SOUTH);
513 }
514 }
515
516 class ListAllButtonsAction extends AbstractAction {
517
518 private JButton button;
519 private Collection<? extends HideableButton> buttons;
520
521
522 public ListAllButtonsAction(Collection<? extends HideableButton> buttons) {
523 this.buttons = buttons;
524 putValue(NAME, ">>");
525 }
526
527 public void setButton(JButton button) {
528 this.button = button;
529 }
530
531 @Override
532 public void actionPerformed(ActionEvent e) {
533 JPopupMenu menu = new JPopupMenu();
534 for (HideableButton b : buttons) {
535 final HideableButton t = b;
536 menu.add(new JCheckBoxMenuItem(new AbstractAction() {
537 {
538 putValue(NAME, t.getActionName());
539 putValue(SMALL_ICON, t.getIcon());
540 putValue(SELECTED_KEY, t.isButtonVisible());
541 putValue(SHORT_DESCRIPTION, tr("Hide or show this toggle button"));
542 }
543 @Override
544 public void actionPerformed(ActionEvent e) {
545 if ((Boolean) getValue(SELECTED_KEY)) {
546 t.showButton();
547 } else {
548 t.hideButton();
549 }
550 validateToolBarsVisibility();
551 }
552 }));
553 }
554 Rectangle bounds = button.getBounds();
555 menu.show(button, bounds.x + bounds.width, 0);
556 }
557 }
558
559 public void validateToolBarsVisibility() {
560 for (IconToggleButton b : allDialogButtons) {
561 b.applyButtonHiddenPreferences();
562 }
563 toolBarToggle.repaint();
564 for (IconToggleButton b : allMapModeButtons) {
565 b.applyButtonHiddenPreferences();
566 }
567 toolBarActions.repaint();
568 }
569
570 /**
571 * Replies the instance of a toggle dialog of type <code>type</code> managed by this
572 * map frame
573 *
574 * @param <T>
575 * @param type the class of the toggle dialog, i.e. UserListDialog.class
576 * @return the instance of a toggle dialog of type <code>type</code> managed by this
577 * map frame; null, if no such dialog exists
578 *
579 */
580 public <T> T getToggleDialog(Class<T> type) {
581 return dialogsPanel.getToggleDialog(type);
582 }
583
584 public void setDialogsPanelVisible(boolean visible) {
585 rememberToggleDialogWidth();
586 dialogsPanel.setVisible(visible);
587 splitPane.setDividerLocation(visible?splitPane.getWidth()-Main.pref.getInteger("toggleDialogs.width",DEF_TOGGLE_DLG_WIDTH):0);
588 splitPane.setDividerSize(visible?5:0);
589 }
590
591 /**
592 * Remember the current width of the (possibly resized) toggle dialog area
593 */
594 public void rememberToggleDialogWidth() {
595 if (dialogsPanel.isVisible()) {
596 Main.pref.putInteger("toggleDialogs.width", splitPane.getWidth()-splitPane.getDividerLocation());
597 }
598 }
599
600 /**
601 * Remove panel from top of MapView by class
602 */
603 public void removeTopPanel(Class<?> type) {
604 int n = leftPanel.getComponentCount();
605 for (int i=0; i<n; i++) {
606 Component c = leftPanel.getComponent(i);
607 if (type.isInstance(c)) {
608 leftPanel.remove(i);
609 leftPanel.doLayout();
610 return;
611 }
612 }
613 }
614
615 /*
616 * Find panel on top of MapView by class
617 */
618 public <T> T getTopPanel(Class<T> type) {
619 int n = leftPanel.getComponentCount();
620 for (int i=0; i<n; i++) {
621 Component c = leftPanel.getComponent(i);
622 if (type.isInstance(c))
623 return type.cast(c);
624 }
625 return null;
626 }
627
628 /**
629 * Add component @param c on top of MapView
630 */
631 public void addTopPanel(Component c) {
632 leftPanel.add(c, GBC.eol().fill(GBC.HORIZONTAL), leftPanel.getComponentCount()-1);
633 leftPanel.doLayout();
634 c.doLayout();
635 }
636
637 /**
638 * Interface to notify listeners of the change of the mapMode.
639 */
640 public interface MapModeChangeListener {
641 void mapModeChange(MapMode oldMapMode, MapMode newMapMode);
642 }
643
644 /**
645 * the mapMode listeners
646 */
647 private static final CopyOnWriteArrayList<MapModeChangeListener> mapModeChangeListeners = new CopyOnWriteArrayList<MapModeChangeListener>();
648
649 private PreferenceChangedListener sidetoolbarPreferencesChangedListener;
650 /**
651 * Adds a mapMode change listener
652 *
653 * @param listener the listener. Ignored if null or already registered.
654 */
655 public static void addMapModeChangeListener(MapModeChangeListener listener) {
656 if (listener != null) {
657 mapModeChangeListeners.addIfAbsent(listener);
658 }
659 }
660 /**
661 * Removes a mapMode change listener
662 *
663 * @param listener the listener. Ignored if null or already registered.
664 */
665 public static void removeMapModeChangeListener(MapModeChangeListener listener) {
666 mapModeChangeListeners.remove(listener);
667 }
668
669 protected static void fireMapModeChanged(MapMode oldMapMode, MapMode newMapMode) {
670 for (MapModeChangeListener l : mapModeChangeListeners) {
671 l.mapModeChange(oldMapMode, newMapMode);
672 }
673 }
674
675 @Override
676 public void activeLayerChange(Layer oldLayer, Layer newLayer) {
677 boolean modeChanged = false;
678 if (mapMode == null || !mapMode.layerIsSupported(newLayer)) {
679 MapMode newMapMode = getLastMapMode(newLayer);
680 modeChanged = newMapMode != mapMode;
681 if (newMapMode != null) {
682 selectMapMode(newMapMode, newLayer); // it would be nice to select first supported mode when layer is first selected, but it don't work well with for example editgpx layer
683 } else if (mapMode != null) {
684 mapMode.exitMode(); // if new mode is null - simply exit from previous mode
685 }
686 }
687 // if this is really a change (and not the first active layer)
688 if (oldLayer != null) {
689 if (!modeChanged && mapMode != null) {
690 // Let mapmodes know about new active layer
691 mapMode.exitMode();
692 mapMode.enterMode();
693 }
694 // invalidate repaint cache
695 Main.map.mapView.preferenceChanged(null);
696 }
697
698 // After all listeners notice new layer, some buttons will be disabled/enabled
699 // and possibly need to be hidden/shown.
700 SwingUtilities.invokeLater(new Runnable() {
701 @Override public void run() {
702 validateToolBarsVisibility();
703 }
704 });
705 }
706
707
708 private MapMode getLastMapMode(Layer newLayer) {
709 MapMode mode = lastMapMode.get(newLayer);
710 if (mode == null) {
711 // if no action is selected - try to select default action
712 Action defaultMode = getDefaultButtonAction();
713 if (defaultMode instanceof MapMode && ((MapMode)defaultMode).layerIsSupported(newLayer)) {
714 mode = (MapMode) defaultMode;
715 }
716 }
717 return mode;
718 }
719
720 @Override
721 public void layerAdded(Layer newLayer) { }
722
723 @Override
724 public void layerRemoved(Layer oldLayer) {
725 lastMapMode.remove(oldLayer);
726 }
727}
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