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Package: ECPSWTViewRendererImpl
ECPSWTViewRendererImpl
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| render(Composite, EObject, VView) |
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| render(Composite, EObject, VViewModelProperties) |
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| render(Composite, ViewModelContext) |
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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: * Jonas - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emf.ecp.view.internal.swt;
15:
16: import java.util.Map;
17: import java.util.Map.Entry;
18:
19: import org.eclipse.emf.ecore.EObject;
20: import org.eclipse.emf.ecp.ui.view.ECPRendererException;
21: import org.eclipse.emf.ecp.ui.view.swt.ECPSWTView;
22: import org.eclipse.emf.ecp.ui.view.swt.ECPSWTViewRenderer;
23: import org.eclipse.emf.ecp.view.spi.context.ViewModelContext;
24: import org.eclipse.emf.ecp.view.spi.context.ViewModelContextFactory;
25: import org.eclipse.emf.ecp.view.spi.model.VElement;
26: import org.eclipse.emf.ecp.view.spi.model.VView;
27: import org.eclipse.emf.ecp.view.spi.model.VViewFactory;
28: import org.eclipse.emf.ecp.view.spi.model.VViewModelProperties;
29: import org.eclipse.emf.ecp.view.spi.provider.ViewProviderHelper;
30: import org.eclipse.emf.ecp.view.spi.renderer.NoPropertyDescriptorFoundExeption;
31: import org.eclipse.emf.ecp.view.spi.renderer.NoRendererFoundException;
32: import org.eclipse.emf.ecp.view.spi.swt.reporting.InvalidGridDescriptionReport;
33: import org.eclipse.emf.ecp.view.spi.swt.reporting.RenderingFailedReport;
34: import org.eclipse.emfforms.spi.common.report.ReportService;
35: import org.eclipse.emfforms.spi.swt.core.AbstractSWTRenderer;
36: import org.eclipse.emfforms.spi.swt.core.EMFFormsNoRendererException;
37: import org.eclipse.emfforms.spi.swt.core.EMFFormsRendererFactory;
38: import org.eclipse.emfforms.spi.swt.core.layout.GridDescriptionFactory;
39: import org.eclipse.emfforms.spi.swt.core.layout.SWTGridDescription;
40: import org.eclipse.swt.SWT;
41: import org.eclipse.swt.layout.GridData;
42: import org.eclipse.swt.widgets.Composite;
43: import org.osgi.framework.BundleContext;
44: import org.osgi.framework.FrameworkUtil;
45: import org.osgi.framework.ServiceReference;
46:
47: /**
48: * @author Jonas
49: *
50: */
51: public class ECPSWTViewRendererImpl implements ECPSWTViewRenderer {
52:
53: /**
54: * Constructor.
55: */
56: public ECPSWTViewRendererImpl() {
57: }
58:
59: /**
60: * {@inheritDoc}
61: *
62: * @see org.eclipse.emf.ecp.ui.view.swt.ECPSWTViewRenderer#render(org.eclipse.swt.widgets.Composite,
63: * org.eclipse.emf.ecore.EObject)
64: */
65: @Override
66: public ECPSWTView render(Composite parent, EObject domainObject) throws ECPRendererException {
67: return render(parent, domainObject, ViewProviderHelper.getView(domainObject, null));
68: }
69:
70: /**
71: * {@inheritDoc}
72: *
73: * @see org.eclipse.emf.ecp.ui.view.swt.ECPSWTViewRenderer#render(org.eclipse.swt.widgets.Composite,
74: * org.eclipse.emf.ecore.EObject, org.eclipse.emf.ecp.view.spi.model.VView)
75: */
76: @Override
77: public ECPSWTView render(Composite parent, EObject domainObject, VView viewModel) throws ECPRendererException {
78: final ViewModelContext viewContext = ViewModelContextFactory.INSTANCE.createViewModelContext(viewModel,
79: domainObject);
80: return render(parent, viewContext);
81: }
82:
83: /**
84: * {@inheritDoc}
85: *
86: * @see org.eclipse.emf.ecp.ui.view.swt.ECPSWTViewRenderer#render(org.eclipse.swt.widgets.Composite,
87: * org.eclipse.emf.ecp.view.spi.context.ViewModelContext)
88: */
89: @Override
90: public ECPSWTView render(Composite parent, ViewModelContext viewModelContext) throws ECPRendererException {
91: final BundleContext bundleContext = FrameworkUtil.getBundle(getClass()).getBundleContext();
92: final ServiceReference<EMFFormsRendererFactory> serviceReference = bundleContext
93: .getServiceReference(EMFFormsRendererFactory.class);
94: final EMFFormsRendererFactory factory = bundleContext.getService(serviceReference);
95:
96: AbstractSWTRenderer<VElement> renderer;
97: try {
98: renderer = factory.getRendererInstance(
99: viewModelContext.getViewModel(),
100: viewModelContext);
101: } catch (final EMFFormsNoRendererException ex) {
102: throw new ECPRendererException(ex.getMessage());
103: } finally {
104: bundleContext.ungetService(serviceReference);
105: }
106:
107: final ReportService reportService = Activator.getDefault().getReportService();
108:
109: final SWTGridDescription gridDescription = renderer.getGridDescription(GridDescriptionFactory.INSTANCE
110: .createEmptyGridDescription());
111:• if (gridDescription.getGrid().size() != 1) {
112: reportService.report(
113: new InvalidGridDescriptionReport("Invalid number of cells, expected exactly one cell!")); //$NON-NLS-1$
114: // TODO: RS
115: // do sth. if wrong number of controls
116: // throw new IllegalStateException("Invalid number of cells, expected exactly one cell!"); //$NON-NLS-1$
117: }
118:
119: // a view returns always a composite and always only one row with one control
120: ECPSWTView swtView = null;
121: try {
122: final Composite composite = (Composite) renderer.render(gridDescription.getGrid().get(0), parent);
123: renderer.finalizeRendering(parent);
124: final GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
125: composite.setLayoutData(gridData);
126: swtView = new ECPSWTViewImpl(composite, viewModelContext);
127: } catch (final NoRendererFoundException e) {
128: reportService.report(new RenderingFailedReport(e));
129: } catch (final NoPropertyDescriptorFoundExeption e) {
130: reportService.report(new RenderingFailedReport(e));
131: }
132:
133: return swtView;
134: }
135:
136: @Deprecated
137: @Override
138: public ECPSWTView render(Composite parent, EObject domainObject, Map<String, Object> context)
139: throws ECPRendererException {
140: final VViewModelProperties properties = VViewFactory.eINSTANCE.createViewModelLoadingProperties();
141:• for (final Entry<String, Object> entry : context.entrySet()) {
142: properties.addNonInheritableProperty(entry.getKey(), entry.getValue());
143: }
144: return render(parent, domainObject, properties);
145: }
146:
147: @Override
148: public ECPSWTView render(Composite parent, EObject domainObject, VViewModelProperties properties)
149: throws ECPRendererException {
150:• if (properties == null) {
151: properties = VViewFactory.eINSTANCE.createViewModelLoadingProperties();
152: }
153: final VView view = ViewProviderHelper.getView(domainObject, properties);
154: return render(parent, domainObject, view);
155: }
156:
157: }