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Package: StackItemProviderAdapterFactory$ViewChildCreationExtender
StackItemProviderAdapterFactory$ViewChildCreationExtender
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| getNewChildDescriptors(Object, EditingDomain) |
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Coverage
1: /**
2: * Copyright (c) 2011-2014 EclipseSource Muenchen GmbH and others.
3: *
4: * All rights reserved. This program and the accompanying materials
5: * are made available under the terms of the Eclipse Public License 2.0
6: * which accompanies this distribution, and is available at
7: * https://www.eclipse.org/legal/epl-2.0/
8: *
9: * SPDX-License-Identifier: EPL-2.0
10: *
11: * Contributors:
12: * Johannes Faltermeier - initial API and implementation
13: */
14: package org.eclipse.emf.ecp.view.spi.stack.model.provider;
15:
16: import java.util.ArrayList;
17: import java.util.Collection;
18: import java.util.List;
19:
20: import org.eclipse.emf.common.notify.Adapter;
21: import org.eclipse.emf.common.notify.Notification;
22: import org.eclipse.emf.common.notify.Notifier;
23: import org.eclipse.emf.common.util.ResourceLocator;
24: import org.eclipse.emf.ecore.EObject;
25: import org.eclipse.emf.ecp.view.spi.model.VContainer;
26: import org.eclipse.emf.ecp.view.spi.model.VView;
27: import org.eclipse.emf.ecp.view.spi.model.VViewPackage;
28: import org.eclipse.emf.ecp.view.spi.model.util.ViewSwitch;
29: import org.eclipse.emf.ecp.view.spi.stack.model.VStackFactory;
30: import org.eclipse.emf.ecp.view.spi.stack.model.VStackPackage;
31: import org.eclipse.emf.ecp.view.spi.stack.model.util.StackAdapterFactory;
32: import org.eclipse.emf.edit.command.CommandParameter;
33: import org.eclipse.emf.edit.domain.EditingDomain;
34: import org.eclipse.emf.edit.provider.ChangeNotifier;
35: import org.eclipse.emf.edit.provider.ChildCreationExtenderManager;
36: import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
37: import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
38: import org.eclipse.emf.edit.provider.IChangeNotifier;
39: import org.eclipse.emf.edit.provider.IChildCreationExtender;
40: import org.eclipse.emf.edit.provider.IDisposable;
41: import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
42: import org.eclipse.emf.edit.provider.IItemLabelProvider;
43: import org.eclipse.emf.edit.provider.IItemPropertySource;
44: import org.eclipse.emf.edit.provider.INotifyChangedListener;
45: import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
46: import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
47:
48: /**
49: * This is the factory that is used to provide the interfaces needed to support Viewers.
50: * The adapters generated by this factory convert EMF adapter notifications into calls to {@link #fireNotifyChanged
51: * fireNotifyChanged}.
52: * The adapters also support Eclipse property sheets.
53: * Note that most of the adapters are shared among multiple instances.
54: * <!-- begin-user-doc -->
55: * <!-- end-user-doc -->
56: *
57: * @generated
58: */
59: public class StackItemProviderAdapterFactory extends StackAdapterFactory implements ComposeableAdapterFactory,
60: IChangeNotifier, IDisposable, IChildCreationExtender {
61: /**
62: * This keeps track of the root adapter factory that delegates to this adapter factory.
63: * <!-- begin-user-doc -->
64: * <!-- end-user-doc -->
65: *
66: * @generated
67: */
68: protected ComposedAdapterFactory parentAdapterFactory;
69:
70: /**
71: * This is used to implement {@link org.eclipse.emf.edit.provider.IChangeNotifier}.
72: * <!-- begin-user-doc -->
73: * <!-- end-user-doc -->
74: *
75: * @generated
76: */
77: protected IChangeNotifier changeNotifier = new ChangeNotifier();
78:
79: /**
80: * This helps manage the child creation extenders.
81: * <!-- begin-user-doc -->
82: * <!-- end-user-doc -->
83: *
84: * @generated
85: */
86: protected ChildCreationExtenderManager childCreationExtenderManager = new ChildCreationExtenderManager(
87: StackEditPlugin.INSTANCE, VStackPackage.eNS_URI);
88:
89: /**
90: * This keeps track of all the supported types checked by {@link #isFactoryForType isFactoryForType}.
91: * <!-- begin-user-doc -->
92: * <!-- end-user-doc -->
93: *
94: * @generated
95: */
96: protected Collection<Object> supportedTypes = new ArrayList<Object>();
97:
98: /**
99: * This constructs an instance.
100: * <!-- begin-user-doc -->
101: * <!-- end-user-doc -->
102: *
103: * @generated
104: */
105: public StackItemProviderAdapterFactory() {
106: supportedTypes.add(IEditingDomainItemProvider.class);
107: supportedTypes.add(IStructuredItemContentProvider.class);
108: supportedTypes.add(ITreeItemContentProvider.class);
109: supportedTypes.add(IItemLabelProvider.class);
110: supportedTypes.add(IItemPropertySource.class);
111: }
112:
113: /**
114: * This keeps track of the one adapter used for all {@link org.eclipse.emf.ecp.view.spi.stack.model.VStackLayout}
115: * instances.
116: * <!-- begin-user-doc -->
117: * <!-- end-user-doc -->
118: *
119: * @generated
120: */
121: protected StackLayoutItemProvider stackLayoutItemProvider;
122:
123: /**
124: * This creates an adapter for a {@link org.eclipse.emf.ecp.view.spi.stack.model.VStackLayout}.
125: * <!-- begin-user-doc -->
126: * <!-- end-user-doc -->
127: *
128: * @generated
129: */
130: @Override
131: public Adapter createStackLayoutAdapter() {
132: if (stackLayoutItemProvider == null) {
133: stackLayoutItemProvider = new StackLayoutItemProvider(this);
134: }
135:
136: return stackLayoutItemProvider;
137: }
138:
139: /**
140: * This keeps track of the one adapter used for all {@link org.eclipse.emf.ecp.view.spi.stack.model.VStackItem}
141: * instances.
142: * <!-- begin-user-doc -->
143: * <!-- end-user-doc -->
144: *
145: * @generated
146: */
147: protected StackItemItemProvider stackItemItemProvider;
148:
149: /**
150: * This creates an adapter for a {@link org.eclipse.emf.ecp.view.spi.stack.model.VStackItem}.
151: * <!-- begin-user-doc -->
152: * <!-- end-user-doc -->
153: *
154: * @generated
155: */
156: @Override
157: public Adapter createStackItemAdapter() {
158: if (stackItemItemProvider == null) {
159: stackItemItemProvider = new StackItemItemProvider(this);
160: }
161:
162: return stackItemItemProvider;
163: }
164:
165: /**
166: * This returns the root adapter factory that contains this factory.
167: * <!-- begin-user-doc -->
168: * <!-- end-user-doc -->
169: *
170: * @generated
171: */
172: @Override
173: public ComposeableAdapterFactory getRootAdapterFactory() {
174: return parentAdapterFactory == null ? this : parentAdapterFactory.getRootAdapterFactory();
175: }
176:
177: /**
178: * This sets the composed adapter factory that contains this factory.
179: * <!-- begin-user-doc -->
180: * <!-- end-user-doc -->
181: *
182: * @generated
183: */
184: @Override
185: public void setParentAdapterFactory(ComposedAdapterFactory parentAdapterFactory) {
186: this.parentAdapterFactory = parentAdapterFactory;
187: }
188:
189: /**
190: * <!-- begin-user-doc -->
191: * <!-- end-user-doc -->
192: *
193: * @generated
194: */
195: @Override
196: public boolean isFactoryForType(Object type) {
197: return supportedTypes.contains(type) || super.isFactoryForType(type);
198: }
199:
200: /**
201: * This implementation substitutes the factory itself as the key for the adapter.
202: * <!-- begin-user-doc -->
203: * <!-- end-user-doc -->
204: *
205: * @generated
206: */
207: @Override
208: public Adapter adapt(Notifier notifier, Object type) {
209: return super.adapt(notifier, this);
210: }
211:
212: /**
213: * <!-- begin-user-doc -->
214: * <!-- end-user-doc -->
215: *
216: * @generated
217: */
218: @Override
219: public Object adapt(Object object, Object type) {
220: if (isFactoryForType(type)) {
221: final Object adapter = super.adapt(object, type);
222: if (!(type instanceof Class<?>) || ((Class<?>) type).isInstance(adapter)) {
223: return adapter;
224: }
225: }
226:
227: return null;
228: }
229:
230: /**
231: * <!-- begin-user-doc -->
232: * <!-- end-user-doc -->
233: *
234: * @generated
235: */
236: public List<IChildCreationExtender> getChildCreationExtenders() {
237: return childCreationExtenderManager.getChildCreationExtenders();
238: }
239:
240: /**
241: * <!-- begin-user-doc -->
242: * <!-- end-user-doc -->
243: *
244: * @generated
245: */
246: @Override
247: public Collection<?> getNewChildDescriptors(Object object, EditingDomain editingDomain) {
248: return childCreationExtenderManager.getNewChildDescriptors(object, editingDomain);
249: }
250:
251: /**
252: * <!-- begin-user-doc -->
253: * <!-- end-user-doc -->
254: *
255: * @generated
256: */
257: @Override
258: public ResourceLocator getResourceLocator() {
259: return childCreationExtenderManager;
260: }
261:
262: /**
263: * This adds a listener.
264: * <!-- begin-user-doc -->
265: * <!-- end-user-doc -->
266: *
267: * @generated
268: */
269: @Override
270: public void addListener(INotifyChangedListener notifyChangedListener) {
271: changeNotifier.addListener(notifyChangedListener);
272: }
273:
274: /**
275: * This removes a listener.
276: * <!-- begin-user-doc -->
277: * <!-- end-user-doc -->
278: *
279: * @generated
280: */
281: @Override
282: public void removeListener(INotifyChangedListener notifyChangedListener) {
283: changeNotifier.removeListener(notifyChangedListener);
284: }
285:
286: /**
287: * This delegates to {@link #changeNotifier} and to {@link #parentAdapterFactory}.
288: * <!-- begin-user-doc -->
289: * <!-- end-user-doc -->
290: *
291: * @generated
292: */
293: @Override
294: public void fireNotifyChanged(Notification notification) {
295: changeNotifier.fireNotifyChanged(notification);
296:
297: if (parentAdapterFactory != null) {
298: parentAdapterFactory.fireNotifyChanged(notification);
299: }
300: }
301:
302: /**
303: * This disposes all of the item providers created by this factory.
304: * <!-- begin-user-doc -->
305: * <!-- end-user-doc -->
306: *
307: * @generated
308: */
309: @Override
310: public void dispose() {
311: if (stackLayoutItemProvider != null) {
312: stackLayoutItemProvider.dispose();
313: }
314: if (stackItemItemProvider != null) {
315: stackItemItemProvider.dispose();
316: }
317: }
318:
319: /**
320: * A child creation extender for the {@link VViewPackage}.
321: * <!-- begin-user-doc -->
322: * <!-- end-user-doc -->
323: *
324: * @generated
325: */
326: public static class ViewChildCreationExtender implements IChildCreationExtender {
327: /**
328: * The switch for creating child descriptors specific to each extended class.
329: * <!-- begin-user-doc -->
330: * <!-- end-user-doc -->
331: *
332: * @generated
333: */
334: protected static class CreationSwitch extends ViewSwitch<Object> {
335: /**
336: * The child descriptors being populated.
337: * <!-- begin-user-doc -->
338: * <!-- end-user-doc -->
339: *
340: * @generated
341: */
342: protected List<Object> newChildDescriptors;
343:
344: /**
345: * The domain in which to create the children.
346: * <!-- begin-user-doc -->
347: * <!-- end-user-doc -->
348: *
349: * @generated
350: */
351: protected EditingDomain editingDomain;
352:
353: /**
354: * Creates the a switch for populating child descriptors in the given domain.
355: * <!-- begin-user-doc -->
356: * <!-- end-user-doc -->
357: *
358: * @generated
359: */
360: CreationSwitch(List<Object> newChildDescriptors, EditingDomain editingDomain) {
361: this.newChildDescriptors = newChildDescriptors;
362: this.editingDomain = editingDomain;
363: }
364:
365: /**
366: * <!-- begin-user-doc -->
367: * <!-- end-user-doc -->
368: *
369: * @generated
370: */
371: @Override
372: public Object caseView(VView object) {
373: newChildDescriptors.add(createChildParameter(VViewPackage.Literals.VIEW__CHILDREN,
374: VStackFactory.eINSTANCE.createStackLayout()));
375:
376: return null;
377: }
378:
379: /**
380: * <!-- begin-user-doc -->
381: * <!-- end-user-doc -->
382: *
383: * @generated
384: */
385: @Override
386: public Object caseContainer(VContainer object) {
387: newChildDescriptors.add(createChildParameter(VViewPackage.Literals.CONTAINER__CHILDREN,
388: VStackFactory.eINSTANCE.createStackLayout()));
389:
390: return null;
391: }
392:
393: /**
394: * <!-- begin-user-doc -->
395: * <!-- end-user-doc -->
396: *
397: * @generated
398: */
399: protected CommandParameter createChildParameter(Object feature, Object child) {
400: return new CommandParameter(null, feature, child);
401: }
402:
403: }
404:
405: /**
406: * <!-- begin-user-doc -->
407: * <!-- end-user-doc -->
408: *
409: * @generated
410: */
411: @Override
412: public Collection<Object> getNewChildDescriptors(Object object, EditingDomain editingDomain) {
413: final ArrayList<Object> result = new ArrayList<Object>();
414: new CreationSwitch(result, editingDomain).doSwitch((EObject) object);
415: return result;
416: }
417:
418: /**
419: * <!-- begin-user-doc -->
420: * <!-- end-user-doc -->
421: *
422: * @generated
423: */
424: @Override
425: public ResourceLocator getResourceLocator() {
426: return StackEditPlugin.INSTANCE;
427: }
428: }
429:
430: }