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Package: UIProviderRegistryImpl
UIProviderRegistryImpl
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| UIProviderRegistryImpl() |
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| doActivate() |
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| getUIProvider(ECPProvider) |
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| getUIProvider(Object) |
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| getUIProvider(String) |
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| getUIProviders() |
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| hasUIProviders() |
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| notifyObservers(Collection, Collection) |
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| static {...} |
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Coverage
1: /********************************************************************************
2: * Copyright (c) 2011 Eike Stepper (Berlin, Germany) 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: * Eike Stepper - initial API and implementation
13: ********************************************************************************/
14: package org.eclipse.emf.ecp.internal.ui;
15:
16: import java.util.Collection;
17:
18: import org.eclipse.core.runtime.IConfigurationElement;
19: import org.eclipse.emf.ecp.core.ECPProvider;
20: import org.eclipse.emf.ecp.core.util.ECPCheckoutSource;
21: import org.eclipse.emf.ecp.core.util.ECPContainer;
22: import org.eclipse.emf.ecp.core.util.ECPProperties;
23: import org.eclipse.emf.ecp.core.util.ECPProviderAware;
24: import org.eclipse.emf.ecp.core.util.observer.ECPObserver;
25: import org.eclipse.emf.ecp.internal.core.util.ElementRegistry;
26: import org.eclipse.emf.ecp.internal.core.util.ExtensionParser;
27: import org.eclipse.emf.ecp.internal.core.util.ExtensionParser.ExtensionDescriptor;
28: import org.eclipse.emf.ecp.spi.core.InternalProvider;
29: import org.eclipse.emf.ecp.spi.ui.CompositeStateObserver;
30: import org.eclipse.emf.ecp.spi.ui.DefaultUIProvider;
31: import org.eclipse.emf.ecp.spi.ui.UIProvider;
32: import org.eclipse.emf.ecp.spi.ui.UIProviderRegistry;
33: import org.eclipse.jface.action.IMenuManager;
34: import org.eclipse.net4j.util.AdapterUtil;
35: import org.eclipse.swt.graphics.Image;
36: import org.eclipse.swt.widgets.Composite;
37: import org.eclipse.swt.widgets.Control;
38: import org.eclipse.swt.widgets.Text;
39:
40: /**
41: * @author Eike Stepper
42: * @author Eugen Neufeld
43: */
44: public final class UIProviderRegistryImpl extends ElementRegistry<UIProvider, ECPObserver> implements
45: UIProviderRegistry {
46: /**
47: * This is the Instance used by the {@link UIProviderRegistry} for providing its instance.
48: */
49: public static final UIProviderRegistryImpl INSTANCE = new UIProviderRegistryImpl();
50:
51: private final UIProviderParser extensionParser = new UIProviderParser();
52:
53: private UIProviderRegistryImpl() {
54: }
55:
56: /** {@inheritDoc} */
57: @Override
58: public UIProvider getUIProvider(Object adaptable) {
59:• if (adaptable instanceof ECPProviderAware) {
60: final ECPProvider provider = ((ECPProviderAware) adaptable).getProvider();
61:• if (provider != null) {
62: return getUIProvider(provider);
63: }
64: }
65:
66: return AdapterUtil.adapt(adaptable, UIProvider.class);
67: }
68:
69: private synchronized UIProvider getUIProvider(ECPProvider provider) {
70: UIProvider uiProvider = (UIProvider) ((InternalProvider) provider).getUIProvider();
71:• if (uiProvider != null) {
72: return uiProvider;
73: }
74:
75:• for (final UIProvider ui : getUIProviders()) {
76:• if (ui.getProvider().equals(provider)) {
77: uiProvider = ui;
78: break;
79: }
80: }
81:
82:• if (uiProvider == null) {
83: uiProvider = new DefaultUIProvider(provider.getName() + ".default"); //$NON-NLS-1$
84: }
85:
86: ((InternalProvider) provider).setUIProvider(uiProvider);
87: return uiProvider;
88: }
89:
90: /** {@inheritDoc} */
91: @Override
92: public UIProvider getUIProvider(String name) {
93: return getElement(name);
94: }
95:
96: /** {@inheritDoc} */
97: @Override
98: public Collection<UIProvider> getUIProviders() {
99: return getElements();
100: }
101:
102: /** {@inheritDoc} */
103: @Override
104: public boolean hasUIProviders() {
105: return hasElements();
106: }
107:
108: // @Override
109: // protected UIProvider[] createElementArray(int size) {
110: // return new UIProvider[size];
111: // }
112:
113: @Override
114: protected void notifyObservers(Collection<UIProvider> oldElements, Collection<UIProvider> newElements)
115: throws Exception {
116: }
117:
118: @Override
119: protected void doActivate() throws Exception {
120: super.doActivate();
121: extensionParser.activate();
122: }
123:
124: @Override
125: protected void doDeactivate() throws Exception {
126: extensionParser.deactivate();
127: super.doDeactivate();
128: }
129:
130: /**
131: * @author Eike Stepper
132: */
133: private final class UIProviderParser extends ExtensionParser<UIProvider> {
134: private static final String EXTENSION_POINT_NAME = "uiProviders"; //$NON-NLS-1$
135:
136: UIProviderParser() {
137: super(UIProviderRegistryImpl.this, Activator.PLUGIN_ID, EXTENSION_POINT_NAME);
138: }
139:
140: @Override
141: protected UIProvider createElement(String name, IConfigurationElement configurationElement) {
142: final UIProviderDescriptor descriptor = new UIProviderDescriptor(name, configurationElement);
143: descriptor.setLabel(configurationElement.getDeclaringExtension().getLabel());
144: descriptor.setDescription(configurationElement.getAttribute("description")); //$NON-NLS-1$
145: return descriptor;
146: }
147: }
148:
149: /**
150: * @author Eike Stepper
151: */
152: private final class UIProviderDescriptor extends ExtensionDescriptor<UIProvider> implements UIProvider {
153: UIProviderDescriptor(String name, IConfigurationElement configurationElement) {
154: super(UIProviderRegistryImpl.this, name, TYPE, configurationElement);
155: }
156:
157: @Override
158: public InternalProvider getProvider() {
159: return getResolvedElement().getProvider();
160: }
161:
162: @Override
163: public <T> T getAdapter(Object adaptable, Class<T> adapterType) {
164: return getResolvedElement().getAdapter(adaptable, adapterType);
165: }
166:
167: @Override
168: public Object getAdapter(@SuppressWarnings("rawtypes") Class adapterType) {
169: return getResolvedElement().getAdapter(adapterType);
170: }
171:
172: @Override
173: public String getText(Object element) {
174: return getResolvedElement().getText(element);
175: }
176:
177: @Override
178: public Image getImage(Object element) {
179: return getResolvedElement().getImage(element);
180: }
181:
182: @Override
183: public void fillContextMenu(IMenuManager manager, ECPContainer context, Object[] elements) {
184: getResolvedElement().fillContextMenu(manager, context, elements);
185: }
186:
187: @Override
188: public Control createAddRepositoryUI(Composite parent, ECPProperties repositoryProperties,
189: Text repositoryNameText, Text repositoryLabelText, Text repositoryDescriptionText) {
190: return getResolvedElement().createAddRepositoryUI(parent, repositoryProperties, repositoryNameText,
191: repositoryLabelText, repositoryDescriptionText);
192: }
193:
194: @Override
195: public Control createCheckoutUI(Composite parent, ECPCheckoutSource checkoutSource,
196: ECPProperties projectProperties) {
197: return getResolvedElement().createCheckoutUI(parent, checkoutSource, projectProperties);
198: }
199:
200: @Override
201: public Control createNewProjectUI(Composite parent, CompositeStateObserver observer,
202: ECPProperties projectProperties) {
203: return getResolvedElement().createNewProjectUI(parent, observer, projectProperties);
204: }
205: }
206: }