1
|
|
2
|
/*******************************************************************************
|
3
|
* Copyright (c) 2014 OPCoach.
|
4
|
* All rights reserved. This program and the accompanying materials
|
5
|
* are made available under the terms of the Eclipse Public License v1.0
|
6
|
* which accompanies this distribution, and is available at
|
7
|
* http://www.eclipse.org/legal/epl-v10.html
|
8
|
*
|
9
|
* Contributors:
|
10
|
* Eclipse - copy of the implementation coming from jface
|
11
|
*******************************************************************************/
|
12
|
|
13
|
package com.opcoach.e4.preferences;
|
14
|
|
15
|
import java.io.IOException;
|
16
|
|
17
|
import org.eclipse.core.commands.common.EventManager;
|
18
|
import org.eclipse.core.runtime.Assert;
|
19
|
import org.eclipse.core.runtime.Platform;
|
20
|
import org.eclipse.core.runtime.Plugin;
|
21
|
import org.eclipse.core.runtime.SafeRunner;
|
22
|
import org.eclipse.core.runtime.preferences.DefaultScope;
|
23
|
import org.eclipse.core.runtime.preferences.IEclipsePreferences;
|
24
|
import org.eclipse.core.runtime.preferences.IScopeContext;
|
25
|
import org.eclipse.core.runtime.preferences.IEclipsePreferences.INodeChangeListener;
|
26
|
import org.eclipse.core.runtime.preferences.IEclipsePreferences.NodeChangeEvent;
|
27
|
import org.eclipse.core.runtime.preferences.IEclipsePreferences.PreferenceChangeEvent;
|
28
|
import org.eclipse.jface.preference.IPersistentPreferenceStore;
|
29
|
import org.eclipse.jface.preference.IPreferenceStore;
|
30
|
import org.eclipse.jface.resource.JFaceResources;
|
31
|
import org.eclipse.jface.util.IPropertyChangeListener;
|
32
|
import org.eclipse.jface.util.PropertyChangeEvent;
|
33
|
import org.eclipse.jface.util.SafeRunnable;
|
34
|
import org.osgi.service.prefs.BackingStoreException;
|
35
|
|
36
|
/**
|
37
|
* The ScopedPreferenceStore is an IPreferenceStore that uses the scopes
|
38
|
* provided in org.eclipse.core.runtime.preferences.
|
39
|
* <p>
|
40
|
* A ScopedPreferenceStore does the lookup of a preference based on it's search
|
41
|
* scopes and sets the value of the preference based on its store scope.
|
42
|
* </p>
|
43
|
* <p>
|
44
|
* The default scope is always included in the search scopes when searching for
|
45
|
* preference values.
|
46
|
* </p>
|
47
|
*
|
48
|
* @see org.eclipse.core.runtime.preferences
|
49
|
* @since 3.1
|
50
|
*/
|
51
|
public class ScopedPreferenceStore extends EventManager implements
|
52
|
IPreferenceStore, IPersistentPreferenceStore {
|
53
|
|
54
|
/**
|
55
|
* The storeContext is the context where values will stored with the
|
56
|
* setValue methods. If there are no searchContexts this will be the search
|
57
|
* context. (along with the "default" context)
|
58
|
*/
|
59
|
private IScopeContext storeContext;
|
60
|
|
61
|
/**
|
62
|
* The searchContext is the array of contexts that will be used by the get
|
63
|
* methods for searching for values.
|
64
|
*/
|
65
|
private IScopeContext[] searchContexts;
|
66
|
|
67
|
/**
|
68
|
* A boolean to indicate the property changes should not be propagated.
|
69
|
*/
|
70
|
protected boolean silentRunning = false;
|
71
|
|
72
|
/**
|
73
|
* The listener on the IEclipsePreferences. This is used to forward updates
|
74
|
* to the property change listeners on the preference store.
|
75
|
*/
|
76
|
IEclipsePreferences.IPreferenceChangeListener preferencesListener;
|
77
|
|
78
|
/**
|
79
|
* The default context is the context where getDefault and setDefault
|
80
|
* methods will search. This context is also used in the search.
|
81
|
*/
|
82
|
private IScopeContext defaultContext = new DefaultScope();
|
83
|
|
84
|
/**
|
85
|
* The nodeQualifer is the string used to look up the node in the contexts.
|
86
|
*/
|
87
|
String nodeQualifier;
|
88
|
|
89
|
/**
|
90
|
* The defaultQualifier is the string used to look up the default node.
|
91
|
*/
|
92
|
String defaultQualifier;
|
93
|
|
94
|
/**
|
95
|
* Boolean value indicating whether or not this store has changes to be
|
96
|
* saved.
|
97
|
*/
|
98
|
private boolean dirty;
|
99
|
|
100
|
/**
|
101
|
* Create a new instance of the receiver. Store the values in context in the
|
102
|
* node looked up by qualifier. <strong>NOTE:</strong> Any instance of
|
103
|
* ScopedPreferenceStore should call
|
104
|
*
|
105
|
* @param context
|
106
|
* the scope to store to
|
107
|
* @param qualifier
|
108
|
* the qualifier used to look up the preference node
|
109
|
* @param defaultQualifierPath
|
110
|
* the qualifier used when looking up the defaults
|
111
|
*/
|
112
|
public ScopedPreferenceStore(IScopeContext context, String qualifier,
|
113
|
String defaultQualifierPath) {
|
114
|
this(context, qualifier);
|
115
|
this.defaultQualifier = defaultQualifierPath;
|
116
|
}
|
117
|
|
118
|
/**
|
119
|
* Create a new instance of the receiver. Store the values in context in the
|
120
|
* node looked up by qualifier.
|
121
|
*
|
122
|
* @param context
|
123
|
* the scope to store to
|
124
|
* @param qualifier
|
125
|
* the qualifer used to look up the preference node
|
126
|
*/
|
127
|
public ScopedPreferenceStore(IScopeContext context, String qualifier) {
|
128
|
storeContext = context;
|
129
|
this.nodeQualifier = qualifier;
|
130
|
this.defaultQualifier = qualifier;
|
131
|
|
132
|
((IEclipsePreferences) getStorePreferences().parent())
|
133
|
.addNodeChangeListener(getNodeChangeListener());
|
134
|
}
|
135
|
|
136
|
/**
|
137
|
* Return a node change listener that adds a removes the receiver when nodes
|
138
|
* change.
|
139
|
*
|
140
|
* @return INodeChangeListener
|
141
|
*/
|
142
|
private INodeChangeListener getNodeChangeListener() {
|
143
|
return new IEclipsePreferences.INodeChangeListener() {
|
144
|
/*
|
145
|
* (non-Javadoc)
|
146
|
*
|
147
|
* @see org.eclipse.core.runtime.preferences.IEclipsePreferences.INodeChangeListener#added(org.eclipse.core.runtime.preferences.IEclipsePreferences.NodeChangeEvent)
|
148
|
*/
|
149
|
public void added(NodeChangeEvent event) {
|
150
|
if (nodeQualifier.equals(event.getChild().name())
|
151
|
&& isListenerAttached()) {
|
152
|
getStorePreferences().addPreferenceChangeListener(
|
153
|
preferencesListener);
|
154
|
}
|
155
|
}
|
156
|
|
157
|
/*
|
158
|
* (non-Javadoc)
|
159
|
*
|
160
|
* @see org.eclipse.core.runtime.preferences.IEclipsePreferences.INodeChangeListener#removed(org.eclipse.core.runtime.preferences.IEclipsePreferences.NodeChangeEvent)
|
161
|
*/
|
162
|
public void removed(NodeChangeEvent event) {
|
163
|
// Do nothing as there are no events from removed node
|
164
|
}
|
165
|
};
|
166
|
}
|
167
|
|
168
|
/**
|
169
|
* Initialize the preferences listener.
|
170
|
*/
|
171
|
private void initializePreferencesListener() {
|
172
|
if (preferencesListener == null) {
|
173
|
preferencesListener = new IEclipsePreferences.IPreferenceChangeListener() {
|
174
|
/*
|
175
|
* (non-Javadoc)
|
176
|
*
|
177
|
* @see org.eclipse.core.runtime.preferences.IEclipsePreferences.IPreferenceChangeListener#preferenceChange(org.eclipse.core.runtime.preferences.IEclipsePreferences.PreferenceChangeEvent)
|
178
|
*/
|
179
|
public void preferenceChange(PreferenceChangeEvent event) {
|
180
|
|
181
|
if (silentRunning) {
|
182
|
return;
|
183
|
}
|
184
|
|
185
|
Object oldValue = event.getOldValue();
|
186
|
Object newValue = event.getNewValue();
|
187
|
String key = event.getKey();
|
188
|
if (newValue == null) {
|
189
|
newValue = getDefault(key, oldValue);
|
190
|
} else if (oldValue == null) {
|
191
|
oldValue = getDefault(key, newValue);
|
192
|
}
|
193
|
firePropertyChangeEvent(event.getKey(), oldValue, newValue);
|
194
|
}
|
195
|
};
|
196
|
getStorePreferences().addPreferenceChangeListener(
|
197
|
preferencesListener);
|
198
|
}
|
199
|
|
200
|
}
|
201
|
|
202
|
/**
|
203
|
* Does its best at determining the default value for the given key. Checks
|
204
|
* the given object's type and then looks in the list of defaults to see if
|
205
|
* a value exists. If not or if there is a problem converting the value, the
|
206
|
* default default value for that type is returned.
|
207
|
*
|
208
|
* @param key
|
209
|
* the key to search
|
210
|
* @param obj
|
211
|
* the object who default we are looking for
|
212
|
* @return Object or <code>null</code>
|
213
|
*/
|
214
|
Object getDefault(String key, Object obj) {
|
215
|
IEclipsePreferences defaults = getDefaultPreferences();
|
216
|
if (obj instanceof String) {
|
217
|
return defaults.get(key, STRING_DEFAULT_DEFAULT);
|
218
|
} else if (obj instanceof Integer) {
|
219
|
return new Integer(defaults.getInt(key, INT_DEFAULT_DEFAULT));
|
220
|
} else if (obj instanceof Double) {
|
221
|
return new Double(defaults.getDouble(key, DOUBLE_DEFAULT_DEFAULT));
|
222
|
} else if (obj instanceof Float) {
|
223
|
return new Float(defaults.getFloat(key, FLOAT_DEFAULT_DEFAULT));
|
224
|
} else if (obj instanceof Long) {
|
225
|
return new Long(defaults.getLong(key, LONG_DEFAULT_DEFAULT));
|
226
|
} else if (obj instanceof Boolean) {
|
227
|
return defaults.getBoolean(key, BOOLEAN_DEFAULT_DEFAULT) ? Boolean.TRUE
|
228
|
: Boolean.FALSE;
|
229
|
} else {
|
230
|
return null;
|
231
|
}
|
232
|
}
|
233
|
|
234
|
/**
|
235
|
* Return the IEclipsePreferences node associated with this store.
|
236
|
*
|
237
|
* @return the preference node for this store
|
238
|
*/
|
239
|
IEclipsePreferences getStorePreferences() {
|
240
|
return storeContext.getNode(nodeQualifier);
|
241
|
}
|
242
|
|
243
|
/**
|
244
|
* Return the default IEclipsePreferences for this store.
|
245
|
*
|
246
|
* @return this store's default preference node
|
247
|
*/
|
248
|
private IEclipsePreferences getDefaultPreferences() {
|
249
|
return defaultContext.getNode(defaultQualifier);
|
250
|
}
|
251
|
|
252
|
/*
|
253
|
* (non-Javadoc)
|
254
|
*
|
255
|
* @see org.eclipse.jface.preference.IPreferenceStore#addPropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
|
256
|
*/
|
257
|
public void addPropertyChangeListener(IPropertyChangeListener listener) {
|
258
|
initializePreferencesListener();// Create the preferences listener if it
|
259
|
// does not exist
|
260
|
addListenerObject(listener);
|
261
|
}
|
262
|
|
263
|
/**
|
264
|
* Return the preference path to search preferences on. This is the list of
|
265
|
* preference nodes based on the scope contexts for this store. If there are
|
266
|
* no search contexts set, then return this store's context.
|
267
|
* <p>
|
268
|
* Whether or not the default context should be included in the resulting
|
269
|
* list is specified by the <code>includeDefault</code> parameter.
|
270
|
* </p>
|
271
|
*
|
272
|
* @param includeDefault
|
273
|
* <code>true</code> if the default context should be included
|
274
|
* and <code>false</code> otherwise
|
275
|
* @return IEclipsePreferences[]
|
276
|
* @since 3.4 public, was added in 3.1 as private method
|
277
|
*/
|
278
|
public IEclipsePreferences[] getPreferenceNodes(boolean includeDefault) {
|
279
|
// if the user didn't specify a search order, then return the scope that
|
280
|
// this store was created on. (and optionally the default)
|
281
|
if (searchContexts == null) {
|
282
|
if (includeDefault) {
|
283
|
return new IEclipsePreferences[] { getStorePreferences(),
|
284
|
getDefaultPreferences() };
|
285
|
}
|
286
|
return new IEclipsePreferences[] { getStorePreferences() };
|
287
|
}
|
288
|
// otherwise the user specified a search order so return the appropriate
|
289
|
// nodes based on it
|
290
|
int length = searchContexts.length;
|
291
|
if (includeDefault) {
|
292
|
length++;
|
293
|
}
|
294
|
IEclipsePreferences[] preferences = new IEclipsePreferences[length];
|
295
|
for (int i = 0; i < searchContexts.length; i++) {
|
296
|
preferences[i] = searchContexts[i].getNode(nodeQualifier);
|
297
|
}
|
298
|
if (includeDefault) {
|
299
|
preferences[length - 1] = getDefaultPreferences();
|
300
|
}
|
301
|
return preferences;
|
302
|
}
|
303
|
|
304
|
/**
|
305
|
* Set the search contexts to scopes. When searching for a value the seach
|
306
|
* will be done in the order of scope contexts and will not search the
|
307
|
* storeContext unless it is in this list.
|
308
|
* <p>
|
309
|
* If the given list is <code>null</code>, then clear this store's search
|
310
|
* contexts. This means that only this store's scope context and default
|
311
|
* scope will be used during preference value searching.
|
312
|
* </p>
|
313
|
* <p>
|
314
|
* The defaultContext will be added to the end of this list automatically
|
315
|
* and <em>MUST NOT</em> be included by the user.
|
316
|
* </p>
|
317
|
*
|
318
|
* @param scopes
|
319
|
* a list of scope contexts to use when searching, or
|
320
|
* <code>null</code>
|
321
|
*/
|
322
|
public void setSearchContexts(IScopeContext[] scopes) {
|
323
|
this.searchContexts = scopes;
|
324
|
if (scopes == null) {
|
325
|
return;
|
326
|
}
|
327
|
|
328
|
// Assert that the default was not included (we automatically add it to
|
329
|
// the end)
|
330
|
for (int i = 0; i < scopes.length; i++) {
|
331
|
if (scopes[i].equals(defaultContext)) {
|
332
|
Assert
|
333
|
.isTrue(
|
334
|
false,
|
335
|
"Do not add the default to the search contexts");
|
336
|
}
|
337
|
}
|
338
|
}
|
339
|
|
340
|
/*
|
341
|
* (non-Javadoc)
|
342
|
*
|
343
|
* @see org.eclipse.jface.preference.IPreferenceStore#contains(java.lang.String)
|
344
|
*/
|
345
|
public boolean contains(String name) {
|
346
|
if (name == null) {
|
347
|
return false;
|
348
|
}
|
349
|
return (Platform.getPreferencesService().get(name, null,
|
350
|
getPreferenceNodes(true))) != null;
|
351
|
}
|
352
|
|
353
|
/*
|
354
|
* (non-Javadoc)
|
355
|
*
|
356
|
* @see org.eclipse.jface.preference.IPreferenceStore#firePropertyChangeEvent(java.lang.String,
|
357
|
* java.lang.Object, java.lang.Object)
|
358
|
*/
|
359
|
public void firePropertyChangeEvent(String name, Object oldValue,
|
360
|
Object newValue) {
|
361
|
// important: create intermediate array to protect against listeners
|
362
|
// being added/removed during the notification
|
363
|
final Object[] list = getListeners();
|
364
|
if (list.length == 0) {
|
365
|
return;
|
366
|
}
|
367
|
final PropertyChangeEvent event = new PropertyChangeEvent(this, name,
|
368
|
oldValue, newValue);
|
369
|
for (int i = 0; i < list.length; i++) {
|
370
|
final IPropertyChangeListener listener = (IPropertyChangeListener) list[i];
|
371
|
SafeRunner.run(new SafeRunnable(JFaceResources
|
372
|
.getString("PreferenceStore.changeError")) { //$NON-NLS-1$
|
373
|
public void run() {
|
374
|
listener.propertyChange(event);
|
375
|
}
|
376
|
});
|
377
|
}
|
378
|
}
|
379
|
|
380
|
/*
|
381
|
* (non-Javadoc)
|
382
|
*
|
383
|
* @see org.eclipse.jface.preference.IPreferenceStore#getBoolean(java.lang.String)
|
384
|
*/
|
385
|
public boolean getBoolean(String name) {
|
386
|
String value = internalGet(name);
|
387
|
return value == null ? BOOLEAN_DEFAULT_DEFAULT : Boolean.valueOf(value)
|
388
|
.booleanValue();
|
389
|
}
|
390
|
|
391
|
/*
|
392
|
* (non-Javadoc)
|
393
|
*
|
394
|
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultBoolean(java.lang.String)
|
395
|
*/
|
396
|
public boolean getDefaultBoolean(String name) {
|
397
|
return getDefaultPreferences()
|
398
|
.getBoolean(name, BOOLEAN_DEFAULT_DEFAULT);
|
399
|
}
|
400
|
|
401
|
/*
|
402
|
* (non-Javadoc)
|
403
|
*
|
404
|
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultDouble(java.lang.String)
|
405
|
*/
|
406
|
public double getDefaultDouble(String name) {
|
407
|
return getDefaultPreferences().getDouble(name, DOUBLE_DEFAULT_DEFAULT);
|
408
|
}
|
409
|
|
410
|
/*
|
411
|
* (non-Javadoc)
|
412
|
*
|
413
|
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultFloat(java.lang.String)
|
414
|
*/
|
415
|
public float getDefaultFloat(String name) {
|
416
|
return getDefaultPreferences().getFloat(name, FLOAT_DEFAULT_DEFAULT);
|
417
|
}
|
418
|
|
419
|
/*
|
420
|
* (non-Javadoc)
|
421
|
*
|
422
|
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultInt(java.lang.String)
|
423
|
*/
|
424
|
public int getDefaultInt(String name) {
|
425
|
return getDefaultPreferences().getInt(name, INT_DEFAULT_DEFAULT);
|
426
|
}
|
427
|
|
428
|
/*
|
429
|
* (non-Javadoc)
|
430
|
*
|
431
|
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultLong(java.lang.String)
|
432
|
*/
|
433
|
public long getDefaultLong(String name) {
|
434
|
return getDefaultPreferences().getLong(name, LONG_DEFAULT_DEFAULT);
|
435
|
}
|
436
|
|
437
|
/*
|
438
|
* (non-Javadoc)
|
439
|
*
|
440
|
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultString(java.lang.String)
|
441
|
*/
|
442
|
public String getDefaultString(String name) {
|
443
|
return getDefaultPreferences().get(name, STRING_DEFAULT_DEFAULT);
|
444
|
}
|
445
|
|
446
|
/*
|
447
|
* (non-Javadoc)
|
448
|
*
|
449
|
* @see org.eclipse.jface.preference.IPreferenceStore#getDouble(java.lang.String)
|
450
|
*/
|
451
|
public double getDouble(String name) {
|
452
|
String value = internalGet(name);
|
453
|
if (value == null) {
|
454
|
return DOUBLE_DEFAULT_DEFAULT;
|
455
|
}
|
456
|
try {
|
457
|
return Double.parseDouble(value);
|
458
|
} catch (NumberFormatException e) {
|
459
|
return DOUBLE_DEFAULT_DEFAULT;
|
460
|
}
|
461
|
}
|
462
|
|
463
|
/**
|
464
|
* Return the string value for the specified key. Look in the nodes which
|
465
|
* are specified by this object's list of search scopes. If the value does
|
466
|
* not exist then return <code>null</code>.
|
467
|
*
|
468
|
* @param key
|
469
|
* the key to search with
|
470
|
* @return String or <code>null</code> if the value does not exist.
|
471
|
*/
|
472
|
private String internalGet(String key) {
|
473
|
return Platform.getPreferencesService().get(key, null,
|
474
|
getPreferenceNodes(true));
|
475
|
}
|
476
|
|
477
|
/*
|
478
|
* (non-Javadoc)
|
479
|
*
|
480
|
* @see org.eclipse.jface.preference.IPreferenceStore#getFloat(java.lang.String)
|
481
|
*/
|
482
|
public float getFloat(String name) {
|
483
|
String value = internalGet(name);
|
484
|
if (value == null) {
|
485
|
return FLOAT_DEFAULT_DEFAULT;
|
486
|
}
|
487
|
try {
|
488
|
return Float.parseFloat(value);
|
489
|
} catch (NumberFormatException e) {
|
490
|
return FLOAT_DEFAULT_DEFAULT;
|
491
|
}
|
492
|
}
|
493
|
|
494
|
/*
|
495
|
* (non-Javadoc)
|
496
|
*
|
497
|
* @see org.eclipse.jface.preference.IPreferenceStore#getInt(java.lang.String)
|
498
|
*/
|
499
|
public int getInt(String name) {
|
500
|
String value = internalGet(name);
|
501
|
if (value == null) {
|
502
|
return INT_DEFAULT_DEFAULT;
|
503
|
}
|
504
|
try {
|
505
|
return Integer.parseInt(value);
|
506
|
} catch (NumberFormatException e) {
|
507
|
return INT_DEFAULT_DEFAULT;
|
508
|
}
|
509
|
}
|
510
|
|
511
|
/*
|
512
|
* (non-Javadoc)
|
513
|
*
|
514
|
* @see org.eclipse.jface.preference.IPreferenceStore#getLong(java.lang.String)
|
515
|
*/
|
516
|
public long getLong(String name) {
|
517
|
String value = internalGet(name);
|
518
|
if (value == null) {
|
519
|
return LONG_DEFAULT_DEFAULT;
|
520
|
}
|
521
|
try {
|
522
|
return Long.parseLong(value);
|
523
|
} catch (NumberFormatException e) {
|
524
|
return LONG_DEFAULT_DEFAULT;
|
525
|
}
|
526
|
}
|
527
|
|
528
|
/*
|
529
|
* (non-Javadoc)
|
530
|
*
|
531
|
* @see org.eclipse.jface.preference.IPreferenceStore#getString(java.lang.String)
|
532
|
*/
|
533
|
public String getString(String name) {
|
534
|
String value = internalGet(name);
|
535
|
return value == null ? STRING_DEFAULT_DEFAULT : value;
|
536
|
}
|
537
|
|
538
|
/*
|
539
|
* (non-Javadoc)
|
540
|
*
|
541
|
* @see org.eclipse.jface.preference.IPreferenceStore#isDefault(java.lang.String)
|
542
|
*/
|
543
|
public boolean isDefault(String name) {
|
544
|
if (name == null) {
|
545
|
return false;
|
546
|
}
|
547
|
return (Platform.getPreferencesService().get(name, null,
|
548
|
getPreferenceNodes(false))) == null;
|
549
|
}
|
550
|
|
551
|
/*
|
552
|
* (non-Javadoc)
|
553
|
*
|
554
|
* @see org.eclipse.jface.preference.IPreferenceStore#needsSaving()
|
555
|
*/
|
556
|
public boolean needsSaving() {
|
557
|
return dirty;
|
558
|
}
|
559
|
|
560
|
/*
|
561
|
* (non-Javadoc)
|
562
|
*
|
563
|
* @see org.eclipse.jface.preference.IPreferenceStore#putValue(java.lang.String,
|
564
|
* java.lang.String)
|
565
|
*/
|
566
|
public void putValue(String name, String value) {
|
567
|
try {
|
568
|
// Do not notify listeners
|
569
|
silentRunning = true;
|
570
|
getStorePreferences().put(name, value);
|
571
|
} finally {
|
572
|
// Be sure that an exception does not stop property updates
|
573
|
silentRunning = false;
|
574
|
dirty = true;
|
575
|
}
|
576
|
}
|
577
|
|
578
|
/*
|
579
|
* (non-Javadoc)
|
580
|
*
|
581
|
* @see org.eclipse.jface.preference.IPreferenceStore#removePropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
|
582
|
*/
|
583
|
public void removePropertyChangeListener(IPropertyChangeListener listener) {
|
584
|
removeListenerObject(listener);
|
585
|
if (!isListenerAttached()) {
|
586
|
disposePreferenceStoreListener();
|
587
|
}
|
588
|
}
|
589
|
|
590
|
/*
|
591
|
* (non-Javadoc)
|
592
|
*
|
593
|
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String,
|
594
|
* double)
|
595
|
*/
|
596
|
public void setDefault(String name, double value) {
|
597
|
getDefaultPreferences().putDouble(name, value);
|
598
|
}
|
599
|
|
600
|
/*
|
601
|
* (non-Javadoc)
|
602
|
*
|
603
|
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String,
|
604
|
* float)
|
605
|
*/
|
606
|
public void setDefault(String name, float value) {
|
607
|
getDefaultPreferences().putFloat(name, value);
|
608
|
}
|
609
|
|
610
|
/*
|
611
|
* (non-Javadoc)
|
612
|
*
|
613
|
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String,
|
614
|
* int)
|
615
|
*/
|
616
|
public void setDefault(String name, int value) {
|
617
|
getDefaultPreferences().putInt(name, value);
|
618
|
}
|
619
|
|
620
|
/*
|
621
|
* (non-Javadoc)
|
622
|
*
|
623
|
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String,
|
624
|
* long)
|
625
|
*/
|
626
|
public void setDefault(String name, long value) {
|
627
|
getDefaultPreferences().putLong(name, value);
|
628
|
}
|
629
|
|
630
|
/*
|
631
|
* (non-Javadoc)
|
632
|
*
|
633
|
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String,
|
634
|
* java.lang.String)
|
635
|
*/
|
636
|
public void setDefault(String name, String defaultObject) {
|
637
|
getDefaultPreferences().put(name, defaultObject);
|
638
|
}
|
639
|
|
640
|
/*
|
641
|
* (non-Javadoc)
|
642
|
*
|
643
|
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String,
|
644
|
* boolean)
|
645
|
*/
|
646
|
public void setDefault(String name, boolean value) {
|
647
|
getDefaultPreferences().putBoolean(name, value);
|
648
|
}
|
649
|
|
650
|
/*
|
651
|
* (non-Javadoc)
|
652
|
*
|
653
|
* @see org.eclipse.jface.preference.IPreferenceStore#setToDefault(java.lang.String)
|
654
|
*/
|
655
|
public void setToDefault(String name) {
|
656
|
|
657
|
String oldValue = getString(name);
|
658
|
String defaultValue = getDefaultString(name);
|
659
|
try {
|
660
|
silentRunning = true;// Turn off updates from the store
|
661
|
// removing a non-existing preference is a no-op so call the Core
|
662
|
// API directly
|
663
|
getStorePreferences().remove(name);
|
664
|
if (oldValue != defaultValue){
|
665
|
dirty = true;
|
666
|
firePropertyChangeEvent(name, oldValue, defaultValue);
|
667
|
}
|
668
|
|
669
|
} finally {
|
670
|
silentRunning = false;// Restart listening to preferences
|
671
|
}
|
672
|
|
673
|
}
|
674
|
|
675
|
/*
|
676
|
* (non-Javadoc)
|
677
|
*
|
678
|
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String,
|
679
|
* double)
|
680
|
*/
|
681
|
public void setValue(String name, double value) {
|
682
|
double oldValue = getDouble(name);
|
683
|
if (oldValue == value) {
|
684
|
return;
|
685
|
}
|
686
|
try {
|
687
|
silentRunning = true;// Turn off updates from the store
|
688
|
if (getDefaultDouble(name) == value) {
|
689
|
getStorePreferences().remove(name);
|
690
|
} else {
|
691
|
getStorePreferences().putDouble(name, value);
|
692
|
}
|
693
|
dirty = true;
|
694
|
firePropertyChangeEvent(name, new Double(oldValue), new Double(
|
695
|
value));
|
696
|
} finally {
|
697
|
silentRunning = false;// Restart listening to preferences
|
698
|
}
|
699
|
}
|
700
|
|
701
|
/*
|
702
|
* (non-Javadoc)
|
703
|
*
|
704
|
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String,
|
705
|
* float)
|
706
|
*/
|
707
|
public void setValue(String name, float value) {
|
708
|
float oldValue = getFloat(name);
|
709
|
if (oldValue == value) {
|
710
|
return;
|
711
|
}
|
712
|
try {
|
713
|
silentRunning = true;// Turn off updates from the store
|
714
|
if (getDefaultFloat(name) == value) {
|
715
|
getStorePreferences().remove(name);
|
716
|
} else {
|
717
|
getStorePreferences().putFloat(name, value);
|
718
|
}
|
719
|
dirty = true;
|
720
|
firePropertyChangeEvent(name, new Float(oldValue), new Float(value));
|
721
|
} finally {
|
722
|
silentRunning = false;// Restart listening to preferences
|
723
|
}
|
724
|
}
|
725
|
|
726
|
/*
|
727
|
* (non-Javadoc)
|
728
|
*
|
729
|
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String,
|
730
|
* int)
|
731
|
*/
|
732
|
public void setValue(String name, int value) {
|
733
|
int oldValue = getInt(name);
|
734
|
if (oldValue == value) {
|
735
|
return;
|
736
|
}
|
737
|
try {
|
738
|
silentRunning = true;// Turn off updates from the store
|
739
|
if (getDefaultInt(name) == value) {
|
740
|
getStorePreferences().remove(name);
|
741
|
} else {
|
742
|
getStorePreferences().putInt(name, value);
|
743
|
}
|
744
|
dirty = true;
|
745
|
firePropertyChangeEvent(name, new Integer(oldValue), new Integer(
|
746
|
value));
|
747
|
} finally {
|
748
|
silentRunning = false;// Restart listening to preferences
|
749
|
}
|
750
|
}
|
751
|
|
752
|
/*
|
753
|
* (non-Javadoc)
|
754
|
*
|
755
|
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String,
|
756
|
* long)
|
757
|
*/
|
758
|
public void setValue(String name, long value) {
|
759
|
long oldValue = getLong(name);
|
760
|
if (oldValue == value) {
|
761
|
return;
|
762
|
}
|
763
|
try {
|
764
|
silentRunning = true;// Turn off updates from the store
|
765
|
if (getDefaultLong(name) == value) {
|
766
|
getStorePreferences().remove(name);
|
767
|
} else {
|
768
|
getStorePreferences().putLong(name, value);
|
769
|
}
|
770
|
dirty = true;
|
771
|
firePropertyChangeEvent(name, new Long(oldValue), new Long(value));
|
772
|
} finally {
|
773
|
silentRunning = false;// Restart listening to preferences
|
774
|
}
|
775
|
}
|
776
|
|
777
|
/*
|
778
|
* (non-Javadoc)
|
779
|
*
|
780
|
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String,
|
781
|
* java.lang.String)
|
782
|
*/
|
783
|
public void setValue(String name, String value) {
|
784
|
// Do not turn on silent running here as Strings are propagated
|
785
|
if (getDefaultString(name).equals(value)) {
|
786
|
getStorePreferences().remove(name);
|
787
|
} else {
|
788
|
getStorePreferences().put(name, value);
|
789
|
}
|
790
|
dirty = true;
|
791
|
}
|
792
|
|
793
|
/*
|
794
|
* (non-Javadoc)
|
795
|
*
|
796
|
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String,
|
797
|
* boolean)
|
798
|
*/
|
799
|
public void setValue(String name, boolean value) {
|
800
|
boolean oldValue = getBoolean(name);
|
801
|
if (oldValue == value) {
|
802
|
return;
|
803
|
}
|
804
|
try {
|
805
|
silentRunning = true;// Turn off updates from the store
|
806
|
if (getDefaultBoolean(name) == value) {
|
807
|
getStorePreferences().remove(name);
|
808
|
} else {
|
809
|
getStorePreferences().putBoolean(name, value);
|
810
|
}
|
811
|
dirty = true;
|
812
|
firePropertyChangeEvent(name, oldValue ? Boolean.TRUE
|
813
|
: Boolean.FALSE, value ? Boolean.TRUE : Boolean.FALSE);
|
814
|
} finally {
|
815
|
silentRunning = false;// Restart listening to preferences
|
816
|
}
|
817
|
}
|
818
|
|
819
|
/*
|
820
|
* (non-Javadoc)
|
821
|
*
|
822
|
* @see org.eclipse.jface.preference.IPersistentPreferenceStore#save()
|
823
|
*/
|
824
|
public void save() throws IOException {
|
825
|
try {
|
826
|
getStorePreferences().flush();
|
827
|
dirty = false;
|
828
|
} catch (BackingStoreException e) {
|
829
|
throw new IOException(e.getMessage());
|
830
|
}
|
831
|
|
832
|
}
|
833
|
|
834
|
/**
|
835
|
* Dispose the receiver.
|
836
|
*/
|
837
|
private void disposePreferenceStoreListener() {
|
838
|
|
839
|
IEclipsePreferences root = (IEclipsePreferences) Platform
|
840
|
.getPreferencesService().getRootNode().node(
|
841
|
Plugin.PLUGIN_PREFERENCE_SCOPE);
|
842
|
try {
|
843
|
if (!(root.nodeExists(nodeQualifier))) {
|
844
|
return;
|
845
|
}
|
846
|
} catch (BackingStoreException e) {
|
847
|
return;// No need to report here as the node won't have the
|
848
|
// listener
|
849
|
}
|
850
|
|
851
|
IEclipsePreferences preferences = getStorePreferences();
|
852
|
if (preferences == null) {
|
853
|
return;
|
854
|
}
|
855
|
if (preferencesListener != null) {
|
856
|
preferences.removePreferenceChangeListener(preferencesListener);
|
857
|
preferencesListener = null;
|
858
|
}
|
859
|
}
|
860
|
|
861
|
}
|