Source Code Cross Referenced for LayersBridge.java in  » IDE-Netbeans » options.api » org » netbeans » modules » options » keymap » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » options.api » org.netbeans.modules.options.keymap 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003:         *
004:         * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * The contents of this file are subject to the terms of either the GNU
007:         * General Public License Version 2 only ("GPL") or the Common
008:         * Development and Distribution License("CDDL") (collectively, the
009:         * "License"). You may not use this file except in compliance with the
010:         * License. You can obtain a copy of the License at
011:         * http://www.netbeans.org/cddl-gplv2.html
012:         * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013:         * specific language governing permissions and limitations under the
014:         * License.  When distributing the software, include this License Header
015:         * Notice in each file and include the License file at
016:         * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
017:         * particular file as subject to the "Classpath" exception as provided
018:         * by Sun in the GPL Version 2 section of the License file that
019:         * accompanied this code. If applicable, add the following below the
020:         * License Header, with the fields enclosed by brackets [] replaced by
021:         * your own identifying information:
022:         * "Portions Copyrighted [year] [name of copyright owner]"
023:         *
024:         * Contributor(s):
025:         *
026:         * The Original Software is NetBeans. The Initial Developer of the Original
027:         * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028:         * Microsystems, Inc. All Rights Reserved.
029:         *
030:         * If you wish your version of this file to be governed by only the CDDL
031:         * or only the GPL Version 2, indicate your decision by adding
032:         * "[Contributor] elects to include this software in this distribution
033:         * under the [CDDL or GPL Version 2] license." If you do not indicate a
034:         * single choice of license, a recipient has the option to distribute
035:         * your version of this file under either the CDDL, the GPL Version 2 or
036:         * to extend the choice of license to its licensees as provided above.
037:         * However, if you add GPL Version 2 code and therefore, elected the GPL
038:         * Version 2 license, then the option applies only if the new code is
039:         * made subject to such option by the copyright holder.
040:         */
041:
042:        package org.netbeans.modules.options.keymap;
043:
044:        import java.io.IOException;
045:        import java.util.ArrayList;
046:        import java.util.Collections;
047:        import java.util.Enumeration;
048:        import java.util.HashMap;
049:        import java.util.HashSet;
050:        import java.util.Iterator;
051:        import java.util.List;
052:        import java.util.Map;
053:        import java.util.MissingResourceException;
054:        import java.util.Set;
055:        import javax.swing.Action;
056:        import org.netbeans.core.options.keymap.api.ShortcutAction;
057:        import org.netbeans.core.options.keymap.spi.KeymapManager;
058:        import org.openide.ErrorManager;
059:
060:        import org.openide.cookies.InstanceCookie;
061:        import org.openide.filesystems.FileObject;
062:        import org.openide.filesystems.FileStateInvalidException;
063:        import org.openide.filesystems.FileSystem;
064:        import org.openide.filesystems.Repository;
065:        import org.openide.loaders.DataFolder;
066:        import org.openide.loaders.DataObject;
067:        import org.openide.loaders.DataShadow;
068:        import org.openide.util.NbBundle;
069:
070:        /**
071:         * Bridge to old layers based system.
072:         *
073:         * @author Jan Jancura
074:         */
075:        public class LayersBridge extends KeymapManager {
076:
077:            static final String KEYMAPS_FOLDER = "Keymaps";
078:            private static final String SHORTCUTS_FOLDER = "Shortcuts";
079:
080:            private static final String LAYERS_BRIDGE = "LayersBridge";
081:
082:            /** Map (GlobalAction > DataObject). */
083:            private Map<GlobalAction, DataObject> actionToDataObject = new HashMap<GlobalAction, DataObject>();
084:            /** Map (String (folderName) > Set (GlobalAction)). */
085:            private Map<String, Set<ShortcutAction>> categoryToActions;
086:            /** Set (GlobalAction). */
087:            private Set<GlobalAction> actions = new HashSet<GlobalAction>();
088:
089:            public LayersBridge() {
090:                super (LAYERS_BRIDGE);
091:            }
092:
093:            /**
094:             * Returns Map (String (folderName) > Set (GlobalAction)).
095:             */
096:            public Map<String, Set<ShortcutAction>> getActions() {
097:                if (categoryToActions == null) {
098:                    categoryToActions = new HashMap<String, Set<ShortcutAction>>();
099:                    initActions("Actions", null); // NOI18N
100:                    categoryToActions.remove("Hidden"); // NOI18N
101:                    categoryToActions = Collections
102:                            .unmodifiableMap(categoryToActions);
103:                }
104:                return categoryToActions;
105:            }
106:
107:            private void initActions(String folder, String category) {
108:                FileSystem fs = Repository.getDefault().getDefaultFileSystem();
109:                FileObject fo = fs.findResource(folder);
110:                if (fo == null)
111:                    return;
112:                DataFolder root = DataFolder.findFolder(fo);
113:                Enumeration<DataObject> en = root.children();
114:                while (en.hasMoreElements()) {
115:                    DataObject dataObject = en.nextElement();
116:                    if (dataObject instanceof  DataFolder)
117:                        initActions((DataFolder) dataObject, null, category);
118:                }
119:            }
120:
121:            private void initActions(DataFolder folder, String folderName,
122:                    String category) {
123:
124:                // 1) reslove name
125:                String name = folder.getName();
126:                if (category != null)
127:                    name = category;
128:                else {
129:                    String bundleName = (String) folder.getPrimaryFile()
130:                            .getAttribute("SystemFileSystem.localizingBundle");
131:                    if (bundleName != null)
132:                        try {
133:                            name = NbBundle.getBundle(bundleName).getString(
134:                                    folder.getPrimaryFile().getPath());
135:                        } catch (MissingResourceException ex) {
136:                            ErrorManager.getDefault().notify(ex);
137:                        }
138:                    if (folderName != null)
139:                        name = folderName + '/' + name;
140:                }
141:
142:                Enumeration en = folder.children();
143:                while (en.hasMoreElements()) {
144:                    DataObject dataObject = (DataObject) en.nextElement();
145:                    if (dataObject instanceof  DataFolder) {
146:                        initActions((DataFolder) dataObject, name, category);
147:                        continue;
148:                    }
149:                    GlobalAction action = createAction(dataObject);
150:                    if (actions.contains(action))
151:                        continue;
152:                    if (action == null)
153:                        continue;
154:                    actions.add(action);
155:
156:                    // add to actions (Map (String (folderName) > Set (GlobalAction))).
157:                    Set<ShortcutAction> a = categoryToActions.get(name);
158:                    if (a == null) {
159:                        a = new HashSet<ShortcutAction>();
160:                        categoryToActions.put(name, a);
161:                    }
162:                    a.add(action);
163:
164:                    while (dataObject instanceof  DataShadow)
165:                        dataObject = ((DataShadow) dataObject).getOriginal();
166:
167:                    actionToDataObject.put(action, dataObject);
168:                }
169:            }
170:
171:            private List<String> keymapNames;
172:            private Map<String, String> keymapDisplayNames;
173:
174:            public List<String> getProfiles() {
175:                if (keymapNames == null) {
176:                    DataFolder root = getRootFolder(KEYMAPS_FOLDER, null);
177:                    Enumeration en = root.children(false);
178:                    keymapNames = new ArrayList<String>();
179:                    keymapDisplayNames = new HashMap<String, String>();
180:                    while (en.hasMoreElements()) {
181:                        FileObject f = ((DataObject) en.nextElement())
182:                                .getPrimaryFile();
183:                        if (f.isFolder()) {
184:                            String name = f.getNameExt();
185:                            String displayName;
186:
187:                            try {
188:                                displayName = f.getFileSystem().getStatus()
189:                                        .annotateName(name,
190:                                                Collections.singleton(f));
191:                            } catch (FileStateInvalidException fsie) {
192:                                // ignore
193:                                displayName = name;
194:                            }
195:                            keymapNames.add(name);
196:                            keymapDisplayNames.put(name, displayName);
197:                        }
198:                    }
199:                    if (keymapNames.isEmpty()) {
200:                        keymapNames.add("NetBeans"); //NOI18N
201:                    }
202:                }
203:                return Collections.unmodifiableList(keymapNames);
204:            }
205:
206:            public @Override
207:            String getProfileDisplayName(String profileName) {
208:                String displayName = keymapDisplayNames.get(profileName);
209:                return displayName == null ? profileName : displayName;
210:            }
211:
212:            /** Profile to Map of GlobalAction to set of shortcuts. */
213:            private Map<String, Map<ShortcutAction, Set<String>>> keymaps = new HashMap<String, Map<ShortcutAction, Set<String>>>();
214:
215:            /**
216:             * Returns Map (GlobalAction > Set (String (shortcut))).
217:             */
218:            public Map<ShortcutAction, Set<String>> getKeymap(String profile) {
219:                if (!keymaps.containsKey(profile)) {
220:                    DataFolder root = getRootFolder(SHORTCUTS_FOLDER, null);
221:                    Map<ShortcutAction, Set<String>> m = readKeymap(root);
222:                    root = getRootFolder(KEYMAPS_FOLDER, profile);
223:                    m.putAll(readKeymap(root));
224:                    keymaps.put(profile, m);
225:                }
226:                return Collections.unmodifiableMap(keymaps.get(profile));
227:            }
228:
229:            /** Map (String (profile) > Map (GlobalAction > Set (String (shortcut)))). */
230:            private Map<String, Map<ShortcutAction, Set<String>>> keymapDefaults = new HashMap<String, Map<ShortcutAction, Set<String>>>();
231:
232:            /**
233:             * Returns Map (GlobalAction > Set (String (shortcut))).
234:             */
235:            public Map<ShortcutAction, Set<String>> getDefaultKeymap(
236:                    String profile) {
237:                if (!keymapDefaults.containsKey(profile)) {
238:                    DataFolder root = getRootFolder(SHORTCUTS_FOLDER, null);
239:                    Map<ShortcutAction, Set<String>> m = readKeymap(root);
240:                    root = getRootFolder(KEYMAPS_FOLDER, profile);
241:                    m.putAll(readKeymap(root));
242:                    keymapDefaults.put(profile, m);
243:                }
244:                return Collections.unmodifiableMap(keymapDefaults.get(profile));
245:            }
246:
247:            DataObject getDataObject(Object action) {
248:                return actionToDataObject.get(action);
249:            }
250:
251:            /**
252:             * Read keymap from one folder Map (GlobalAction > Set (String (shortcut))).
253:             */
254:            private Map<ShortcutAction, Set<String>> readKeymap(DataFolder root) {
255:                Map<ShortcutAction, Set<String>> keymap = new HashMap<ShortcutAction, Set<String>>();
256:                if (root == null)
257:                    return keymap;
258:                Enumeration<DataObject> en = root.children(false);
259:                while (en.hasMoreElements()) {
260:                    DataObject dataObject = en.nextElement();
261:                    if (dataObject instanceof  DataFolder)
262:                        continue;
263:                    GlobalAction action = createAction(dataObject);
264:                    if (action == null)
265:                        continue;
266:                    String shortcut = dataObject.getName();
267:                    Set<String> s = keymap.get(action);
268:                    if (s == null) {
269:                        s = new HashSet<String>();
270:                        keymap.put(action, s);
271:                    }
272:                    s.add(shortcut);
273:                }
274:                return keymap;
275:            }
276:
277:            public void deleteProfile(String profile) {
278:                FileObject root = Repository.getDefault()
279:                        .getDefaultFileSystem().getRoot();
280:                root = root.getFileObject(KEYMAPS_FOLDER);
281:                if (root == null)
282:                    return;
283:                root = root.getFileObject(profile);
284:                if (root == null)
285:                    return;
286:                try {
287:                    root.delete();
288:                } catch (IOException ex) {
289:                    ErrorManager.getDefault().notify(ex);
290:                }
291:            }
292:
293:            // actionToShortcuts Map (GlobalAction > Set (String (shortcut))
294:            public void saveKeymap(String profile,
295:                    Map<ShortcutAction, Set<String>> actionToShortcuts) {
296:                // discard our cached copy first
297:                keymaps.remove(profile);
298:
299:                // 1) get / create Keymaps/Profile folder
300:                DataFolder folder = getRootFolder(KEYMAPS_FOLDER, profile);
301:                if (folder == null) {
302:                    folder = getRootFolder(KEYMAPS_FOLDER, null);
303:                    try {
304:                        folder = DataFolder.create(folder, profile);
305:                    } catch (IOException ex) {
306:                        ErrorManager.getDefault().notify(ex);
307:                        return;
308:                    }
309:                }
310:                saveKeymap(folder, actionToShortcuts, true);
311:
312:                folder = getRootFolder(SHORTCUTS_FOLDER, null);
313:                saveKeymap(folder, actionToShortcuts, false);
314:            }
315:
316:            private void saveKeymap(DataFolder folder,
317:                    Map<ShortcutAction, Set<String>> actionToShortcuts,
318:                    boolean add) {
319:                // hack: initialize the actions map first
320:                getActions();
321:                // 2) convert to: Map (String (shortcut AC-C X) > GlobalAction)
322:                Map<String, ShortcutAction> shortcutToAction = shortcutToAction(actionToShortcuts);
323:
324:                // 3) delete obsolete DataObjects
325:                Enumeration en = folder.children();
326:                while (en.hasMoreElements()) {
327:                    DataObject dataObject = (DataObject) en.nextElement();
328:                    GlobalAction a1 = (GlobalAction) shortcutToAction
329:                            .get(dataObject.getName());
330:                    if (a1 != null) {
331:                        GlobalAction action = createAction(dataObject);
332:                        if (action == null)
333:                            continue;
334:                        if (action.equals(a1)) {
335:                            // shortcut already saved
336:                            shortcutToAction.remove(dataObject.getName());
337:                            continue;
338:                        }
339:                    }
340:                    // obsolete shortcut
341:                    try {
342:                        dataObject.delete();
343:                    } catch (IOException ex) {
344:                        ex.printStackTrace();
345:                    }
346:                }
347:
348:                // 4) add new shortcuts
349:                if (!add)
350:                    return;
351:                Iterator it = shortcutToAction.keySet().iterator();
352:                while (it.hasNext()) {
353:                    String shortcut = (String) it.next();
354:                    GlobalAction action = (GlobalAction) shortcutToAction
355:                            .get(shortcut);
356:                    DataObject dataObject = actionToDataObject.get(action);
357:                    if (dataObject == null) {
358:                        if (System.getProperty("org.netbeans.optionsDialog") != null)
359:                            System.out
360:                                    .println("No original DataObject specified! Not possible to create shadow1. "
361:                                            + action);
362:                        continue;
363:                    }
364:                    try {
365:                        DataShadow.create(folder, shortcut, dataObject);
366:                    } catch (IOException ex) {
367:                        ex.printStackTrace();
368:                        continue;
369:                    }
370:                }
371:            }
372:
373:            private static DataFolder getRootFolder(String name1, String name2) {
374:                FileObject root = Repository.getDefault()
375:                        .getDefaultFileSystem().getRoot();
376:                FileObject fo1 = root.getFileObject(name1);
377:                try {
378:                    if (fo1 == null)
379:                        fo1 = root.createFolder(name1);
380:                    if (fo1 == null)
381:                        return null;
382:                    if (name2 == null)
383:                        return DataFolder.findFolder(fo1);
384:                    FileObject fo2 = fo1.getFileObject(name2);
385:                    if (fo2 == null)
386:                        fo2 = fo1.createFolder(name2);
387:                    if (fo2 == null)
388:                        return null;
389:                    return DataFolder.findFolder(fo2);
390:                } catch (IOException ex) {
391:                    ErrorManager.getDefault().notify(ex);
392:                    return null;
393:                }
394:            }
395:
396:            /**
397:             * Returns instance of GlobalAction encapsulating action, or null.
398:             */
399:            private GlobalAction createAction(DataObject dataObject) {
400:                InstanceCookie ic = dataObject.getCookie(InstanceCookie.class);
401:                if (ic == null)
402:                    return null;
403:                try {
404:                    Object action = ic.instanceCreate();
405:                    if (action == null)
406:                        return null;
407:                    if (!(action instanceof  Action))
408:                        return null;
409:                    return new GlobalAction((Action) action);
410:                } catch (Exception ex) {
411:                    ex.printStackTrace();
412:                    return null;
413:                }
414:            }
415:
416:            /**
417:             * converts: actionToShortcuts: Map (ShortcutAction > Set (String (shortcut AC-C X)))
418:             * to: Map (String (shortcut AC-C X) > GlobalAction).
419:             * removes all non GlobalAction actions.
420:             */
421:            static Map<String, ShortcutAction> shortcutToAction(
422:                    Map<ShortcutAction, Set<String>> actionToShortcuts) {
423:                Map<String, ShortcutAction> shortcutToAction = new HashMap<String, ShortcutAction>();
424:                for (Map.Entry<ShortcutAction, Set<String>> entry : actionToShortcuts
425:                        .entrySet()) {
426:                    ShortcutAction action = entry.getKey();
427:                    Set<String> shortcuts = entry.getValue();
428:                    action = action.getKeymapManagerInstance(LAYERS_BRIDGE);
429:                    if (!(action instanceof  GlobalAction))
430:                        continue;
431:                    for (String multiShortcut : shortcuts) {
432:                        shortcutToAction.put(multiShortcut, action);
433:                    }
434:                }
435:                return shortcutToAction;
436:            }
437:
438:            public void refreshActions() {
439:            }
440:
441:            public String getCurrentProfile() {
442:                return null;
443:            }
444:
445:            public void setCurrentProfile(String profileName) {
446:            }
447:
448:            public boolean isCustomProfile(String profileName) {
449:                // TODO:
450:                return false;
451:            }
452:
453:            private static class GlobalAction implements  ShortcutAction {
454:                private Action action;
455:                private String name;
456:                private String id;
457:
458:                private GlobalAction(Action a) {
459:                    action = a;
460:                }
461:
462:                public String getDisplayName() {
463:                    if (name == null) {
464:                        name = (String) action.getValue(Action.NAME);
465:                        if (name == null)
466:                            name = action.toString();
467:                        name = name.replaceAll("&", "").trim();
468:                    }
469:                    return name;
470:                }
471:
472:                public String getId() {
473:                    if (id == null)
474:                        id = action.getClass().getName();
475:                    return id;
476:                }
477:
478:                public String getDelegatingActionId() {
479:                    return null;
480:                }
481:
482:                @Override
483:                public boolean equals(Object o) {
484:                    if (!(o instanceof  GlobalAction))
485:                        return false;
486:                    return ((GlobalAction) o).action.equals(action);
487:                }
488:
489:                @Override
490:                public int hashCode() {
491:                    return action.hashCode();
492:                }
493:
494:                @Override
495:                public String toString() {
496:                    return "GlobalAction[" + getDisplayName() + ":" + id + "]";
497:                }
498:
499:                public ShortcutAction getKeymapManagerInstance(
500:                        String keymapManagerName) {
501:                    if (LAYERS_BRIDGE.equals(keymapManagerName)) {
502:                        return this;
503:                    }
504:                    return null;
505:                }
506:            }
507:        }
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