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Package: VerticalItemProviderAdapterFactory$ViewChildCreationExtender
VerticalItemProviderAdapterFactory$ViewChildCreationExtender
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| getNewChildDescriptors(Object, EditingDomain) |
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Coverage
1: /**
2: * Copyright (c) 2011-2013 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: * Eugen Neufeld - initial API and implementation
13: */
14: package org.eclipse.emf.ecp.view.spi.vertical.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.vertical.model.VVerticalFactory;
30: import org.eclipse.emf.ecp.view.spi.vertical.model.VVerticalPackage;
31: import org.eclipse.emf.ecp.view.spi.vertical.model.util.VerticalAdapterFactory;
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: *
56: * @since 1.2
57: * <!-- end-user-doc -->
58: *
59: * @generated
60: */
61: public class VerticalItemProviderAdapterFactory extends VerticalAdapterFactory implements ComposeableAdapterFactory,
62: IChangeNotifier, IDisposable, IChildCreationExtender {
63: /**
64: * This keeps track of the root adapter factory that delegates to this adapter factory.
65: * <!-- begin-user-doc -->
66: * <!-- end-user-doc -->
67: *
68: * @generated
69: */
70: protected ComposedAdapterFactory parentAdapterFactory;
71:
72: /**
73: * This is used to implement {@link org.eclipse.emf.edit.provider.IChangeNotifier}.
74: * <!-- begin-user-doc -->
75: * <!-- end-user-doc -->
76: *
77: * @generated
78: */
79: protected IChangeNotifier changeNotifier = new ChangeNotifier();
80:
81: /**
82: * This helps manage the child creation extenders.
83: * <!-- begin-user-doc -->
84: * <!-- end-user-doc -->
85: *
86: * @generated
87: */
88: protected ChildCreationExtenderManager childCreationExtenderManager = new ChildCreationExtenderManager(
89: VerticalEditPlugin.INSTANCE, VVerticalPackage.eNS_URI);
90:
91: /**
92: * This keeps track of all the supported types checked by {@link #isFactoryForType isFactoryForType}.
93: * <!-- begin-user-doc -->
94: * <!-- end-user-doc -->
95: *
96: * @generated
97: */
98: protected Collection<Object> supportedTypes = new ArrayList<Object>();
99:
100: /**
101: * This constructs an instance.
102: * <!-- begin-user-doc -->
103: * <!-- end-user-doc -->
104: *
105: * @generated
106: */
107: public VerticalItemProviderAdapterFactory() {
108: supportedTypes.add(IEditingDomainItemProvider.class);
109: supportedTypes.add(IStructuredItemContentProvider.class);
110: supportedTypes.add(ITreeItemContentProvider.class);
111: supportedTypes.add(IItemLabelProvider.class);
112: supportedTypes.add(IItemPropertySource.class);
113: }
114:
115: /**
116: * This keeps track of the one adapter used for all
117: * {@link org.eclipse.emf.ecp.view.spi.vertical.model.VVerticalLayout} instances.
118: * <!-- begin-user-doc -->
119: * <!-- end-user-doc -->
120: *
121: * @generated
122: */
123: protected VerticalLayoutItemProvider verticalLayoutItemProvider;
124:
125: /**
126: * This creates an adapter for a {@link org.eclipse.emf.ecp.view.spi.vertical.model.VVerticalLayout}.
127: * <!-- begin-user-doc -->
128: * <!-- end-user-doc -->
129: *
130: * @generated
131: */
132: @Override
133: public Adapter createVerticalLayoutAdapter() {
134: if (verticalLayoutItemProvider == null) {
135: verticalLayoutItemProvider = new VerticalLayoutItemProvider(this);
136: }
137:
138: return verticalLayoutItemProvider;
139: }
140:
141: /**
142: * This returns the root adapter factory that contains this factory.
143: * <!-- begin-user-doc -->
144: * <!-- end-user-doc -->
145: *
146: * @generated
147: */
148: @Override
149: public ComposeableAdapterFactory getRootAdapterFactory() {
150: return parentAdapterFactory == null ? this : parentAdapterFactory.getRootAdapterFactory();
151: }
152:
153: /**
154: * This sets the composed adapter factory that contains this factory.
155: * <!-- begin-user-doc -->
156: * <!-- end-user-doc -->
157: *
158: * @generated
159: */
160: @Override
161: public void setParentAdapterFactory(ComposedAdapterFactory parentAdapterFactory) {
162: this.parentAdapterFactory = parentAdapterFactory;
163: }
164:
165: /**
166: * <!-- begin-user-doc -->
167: * <!-- end-user-doc -->
168: *
169: * @generated
170: */
171: @Override
172: public boolean isFactoryForType(Object type) {
173: return supportedTypes.contains(type) || super.isFactoryForType(type);
174: }
175:
176: /**
177: * This implementation substitutes the factory itself as the key for the adapter.
178: * <!-- begin-user-doc -->
179: * <!-- end-user-doc -->
180: *
181: * @generated
182: */
183: @Override
184: public Adapter adapt(Notifier notifier, Object type) {
185: return super.adapt(notifier, this);
186: }
187:
188: /**
189: * <!-- begin-user-doc -->
190: * <!-- end-user-doc -->
191: *
192: * @generated
193: */
194: @Override
195: public Object adapt(Object object, Object type) {
196: if (isFactoryForType(type)) {
197: final Object adapter = super.adapt(object, type);
198: if (!(type instanceof Class<?>) || ((Class<?>) type).isInstance(adapter)) {
199: return adapter;
200: }
201: }
202:
203: return null;
204: }
205:
206: /**
207: * <!-- begin-user-doc -->
208: * <!-- end-user-doc -->
209: *
210: * @generated
211: */
212: public List<IChildCreationExtender> getChildCreationExtenders() {
213: return childCreationExtenderManager.getChildCreationExtenders();
214: }
215:
216: /**
217: * <!-- begin-user-doc -->
218: * <!-- end-user-doc -->
219: *
220: * @generated
221: */
222: @Override
223: public Collection<?> getNewChildDescriptors(Object object, EditingDomain editingDomain) {
224: return childCreationExtenderManager.getNewChildDescriptors(object, editingDomain);
225: }
226:
227: /**
228: * <!-- begin-user-doc -->
229: * <!-- end-user-doc -->
230: *
231: * @generated
232: */
233: @Override
234: public ResourceLocator getResourceLocator() {
235: return childCreationExtenderManager;
236: }
237:
238: /**
239: * This adds a listener.
240: * <!-- begin-user-doc -->
241: * <!-- end-user-doc -->
242: *
243: * @generated
244: */
245: @Override
246: public void addListener(INotifyChangedListener notifyChangedListener) {
247: changeNotifier.addListener(notifyChangedListener);
248: }
249:
250: /**
251: * This removes a listener.
252: * <!-- begin-user-doc -->
253: * <!-- end-user-doc -->
254: *
255: * @generated
256: */
257: @Override
258: public void removeListener(INotifyChangedListener notifyChangedListener) {
259: changeNotifier.removeListener(notifyChangedListener);
260: }
261:
262: /**
263: * This delegates to {@link #changeNotifier} and to {@link #parentAdapterFactory}.
264: * <!-- begin-user-doc -->
265: * <!-- end-user-doc -->
266: *
267: * @generated
268: */
269: @Override
270: public void fireNotifyChanged(Notification notification) {
271: changeNotifier.fireNotifyChanged(notification);
272:
273: if (parentAdapterFactory != null) {
274: parentAdapterFactory.fireNotifyChanged(notification);
275: }
276: }
277:
278: /**
279: * This disposes all of the item providers created by this factory.
280: * <!-- begin-user-doc -->
281: * <!-- end-user-doc -->
282: *
283: * @generated
284: */
285: @Override
286: public void dispose() {
287: if (verticalLayoutItemProvider != null) {
288: verticalLayoutItemProvider.dispose();
289: }
290: }
291:
292: /**
293: * A child creation extender for the {@link VViewPackage}.
294: * <!-- begin-user-doc -->
295: * <!-- end-user-doc -->
296: *
297: * @generated
298: */
299: public static class ViewChildCreationExtender implements IChildCreationExtender {
300: /**
301: * The switch for creating child descriptors specific to each extended class.
302: * <!-- begin-user-doc -->
303: * <!-- end-user-doc -->
304: *
305: * @generated
306: */
307: protected static class CreationSwitch extends ViewSwitch<Object> {
308: /**
309: * The child descriptors being populated.
310: * <!-- begin-user-doc -->
311: * <!-- end-user-doc -->
312: *
313: * @generated
314: */
315: protected List<Object> newChildDescriptors;
316:
317: /**
318: * The domain in which to create the children.
319: * <!-- begin-user-doc -->
320: * <!-- end-user-doc -->
321: *
322: * @generated
323: */
324: protected EditingDomain editingDomain;
325:
326: /**
327: * Creates the a switch for populating child descriptors in the given domain.
328: * <!-- begin-user-doc -->
329: * <!-- end-user-doc -->
330: *
331: * @generated
332: */
333: CreationSwitch(List<Object> newChildDescriptors, EditingDomain editingDomain) {
334: this.newChildDescriptors = newChildDescriptors;
335: this.editingDomain = editingDomain;
336: }
337:
338: /**
339: * <!-- begin-user-doc -->
340: * <!-- end-user-doc -->
341: *
342: * @generated
343: */
344: @Override
345: public Object caseView(VView object) {
346: newChildDescriptors.add(createChildParameter(VViewPackage.Literals.VIEW__CHILDREN,
347: VVerticalFactory.eINSTANCE.createVerticalLayout()));
348:
349: return null;
350: }
351:
352: /**
353: * <!-- begin-user-doc -->
354: * <!-- end-user-doc -->
355: *
356: * @generated
357: */
358: @Override
359: public Object caseContainer(VContainer object) {
360: newChildDescriptors.add(createChildParameter(VViewPackage.Literals.CONTAINER__CHILDREN,
361: VVerticalFactory.eINSTANCE.createVerticalLayout()));
362:
363: return null;
364: }
365:
366: /**
367: * <!-- begin-user-doc -->
368: * <!-- end-user-doc -->
369: *
370: * @generated
371: */
372: protected CommandParameter createChildParameter(Object feature, Object child) {
373: return new CommandParameter(null, feature, child);
374: }
375:
376: }
377:
378: /**
379: * <!-- begin-user-doc -->
380: * <!-- end-user-doc -->
381: *
382: * @generated
383: */
384: @Override
385: public Collection<Object> getNewChildDescriptors(Object object, EditingDomain editingDomain) {
386: final ArrayList<Object> result = new ArrayList<Object>();
387: new CreationSwitch(result, editingDomain).doSwitch((EObject) object);
388: return result;
389: }
390:
391: /**
392: * <!-- begin-user-doc -->
393: * <!-- end-user-doc -->
394: *
395: * @generated
396: */
397: @Override
398: public ResourceLocator getResourceLocator() {
399: return VerticalEditPlugin.INSTANCE;
400: }
401: }
402:
403: }