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Package: RichTextControlSWTRendererService
RichTextControlSWTRendererService
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| RichTextControlSWTRendererService() |
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| getRendererClass() |
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| hasAutoCompleteAnnotation(EStructuralFeature) |
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| isApplicable(VElement, ViewModelContext) |
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| setDatabinding(EMFFormsDatabinding) |
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| setEMFFormsEditSupport(EMFFormsEditSupport) |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2015 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.emfforms.internal.swt.control.text.richtext.renderer;
15:
16: import org.eclipse.core.databinding.property.value.IValueProperty;
17: import org.eclipse.emf.ecore.EAttribute;
18: import org.eclipse.emf.ecore.EStructuralFeature;
19: import org.eclipse.emf.ecore.util.EcoreUtil;
20: import org.eclipse.emf.ecp.view.spi.context.ViewModelContext;
21: import org.eclipse.emf.ecp.view.spi.model.VControl;
22: import org.eclipse.emf.ecp.view.spi.model.VElement;
23: import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedException;
24: import org.eclipse.emfforms.spi.core.services.databinding.EMFFormsDatabinding;
25: import org.eclipse.emfforms.spi.core.services.editsupport.EMFFormsEditSupport;
26: import org.eclipse.emfforms.spi.swt.control.text.richtext.renderer.RichTextControlSWTRenderer;
27: import org.eclipse.emfforms.spi.swt.core.AbstractSWTRenderer;
28: import org.eclipse.emfforms.spi.swt.core.di.EMFFormsDIRendererService;
29: import org.osgi.service.component.annotations.Component;
30: import org.osgi.service.component.annotations.Reference;
31:
32: /**
33: * {@link EMFFormsDIRendererService Renderer service} for the {@link RichTextControlSWTRenderer}.
34: *
35: * @author jfaltermeier
36: *
37: */
38: @Component
39: public class RichTextControlSWTRendererService implements EMFFormsDIRendererService<VControl> {
40:
41: private static final String ANNOTATION_SOURCE = "org.eclipse.emfforms"; //$NON-NLS-1$
42: private static final String ANNOTATION_KEY = "autocomplete"; //$NON-NLS-1$
43: private static final String ANNOTATION_VALUE = "true"; //$NON-NLS-1$
44:
45: private EMFFormsDatabinding databinding;
46: private EMFFormsEditSupport emfFormsEditSupport;
47:
48: /**
49: * Sets the {@link EMFFormsDatabinding} service.
50: *
51: * @param databinding service
52: */
53: @Reference(unbind = "-")
54: public void setDatabinding(EMFFormsDatabinding databinding) {
55: this.databinding = databinding;
56: }
57:
58: /**
59: * Sets the {@link EMFFormsEditSupport}.
60: *
61: * @param emfFormsEditSupport {@link EMFFormsEditSupport}
62: */
63: @Reference(unbind = "-")
64: public void setEMFFormsEditSupport(EMFFormsEditSupport emfFormsEditSupport) {
65: this.emfFormsEditSupport = emfFormsEditSupport;
66:
67: }
68:
69: /**
70: * {@inheritDoc}
71: *
72: * @see org.eclipse.emfforms.spi.swt.core.di.EMFFormsDIRendererService#isApplicable(org.eclipse.emf.ecp.view.spi.model.VElement,
73: * org.eclipse.emf.ecp.view.spi.context.ViewModelContext)
74: */
75: @Override
76: public double isApplicable(VElement vElement, ViewModelContext viewModelContext) {
77: try {
78:• if (!VControl.class.isInstance(vElement)) {
79: return NOT_APPLICABLE;
80: }
81:
82: final VControl control = VControl.class.cast(vElement);
83:
84:• if (control.getDomainModelReference() == null) {
85: return NOT_APPLICABLE;
86: }
87:
88: @SuppressWarnings("rawtypes")
89: final IValueProperty valueProperty = databinding.getValueProperty(control.getDomainModelReference(),
90: viewModelContext.getDomainModel());
91: final EStructuralFeature feature = EStructuralFeature.class.cast(valueProperty.getValueType());
92:
93:• if (feature.isMany()) {
94: return NOT_APPLICABLE;
95: }
96:
97:• if (!EAttribute.class.isInstance(feature)) {
98: return NOT_APPLICABLE;
99: }
100:
101: final EAttribute attribute = EAttribute.class.cast(feature);
102: final Class<?> instanceClass = attribute.getEAttributeType().getInstanceClass();
103:• if (instanceClass == null) {
104: return NOT_APPLICABLE;
105: }
106:
107:• if (!String.class.isAssignableFrom(instanceClass)) {
108: return NOT_APPLICABLE;
109: }
110:
111:• if (emfFormsEditSupport.isMultiLine(control.getDomainModelReference(), viewModelContext.getDomainModel())) {
112: return 10;
113: }
114:
115: } catch (final DatabindingFailedException ex) {
116: return NOT_APPLICABLE;
117: }
118:
119: return NOT_APPLICABLE;
120: }
121:
122: /**
123: * Checks whether the given feature has an autocomplete annotation which is set to true.
124: *
125: * @param feature the feature to check
126: * @return <code>true</code> if autocomplete should be used, <code>false</code> othwise
127: */
128: boolean hasAutoCompleteAnnotation(EStructuralFeature feature) {
129: final String annotation = EcoreUtil.getAnnotation(feature, ANNOTATION_SOURCE, ANNOTATION_KEY);
130:• if (annotation == null) {
131: return false;
132: }
133: return ANNOTATION_VALUE.equalsIgnoreCase(annotation);
134: }
135:
136: /**
137: * {@inheritDoc}
138: *
139: * @see org.eclipse.emfforms.spi.swt.core.di.EMFFormsDIRendererService#getRendererClass()
140: */
141: @Override
142: public Class<? extends AbstractSWTRenderer<VControl>> getRendererClass() {
143: return RichTextControlSWTRenderer.class;
144: }
145:
146: }