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Package: MultiSegmentChildDmrOpenInNewContextStrategyProvider
MultiSegmentChildDmrOpenInNewContextStrategyProvider
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| MultiSegmentChildDmrOpenInNewContextStrategyProvider() |
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| createOpenInNewContextStrategy() |
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| handles(EObject, EReference) |
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| isSegmentToolingEnabled() |
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| setEMFFormsDatabinding(EMFFormsDatabindingEMF) |
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| setReportService(ReportService) |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2019 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: * Lucas Koehler - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emfforms.internal.view.multisegment.tooling;
15:
16: import java.util.Collections;
17: import java.util.Optional;
18:
19: import org.eclipse.core.databinding.property.value.IValueProperty;
20: import org.eclipse.emf.common.command.Command;
21: import org.eclipse.emf.ecore.EClass;
22: import org.eclipse.emf.ecore.EObject;
23: import org.eclipse.emf.ecore.EReference;
24: import org.eclipse.emf.ecp.ui.view.swt.reference.OpenInNewContextStrategy;
25: import org.eclipse.emf.ecp.ui.view.swt.reference.OpenInNewContextStrategy.Provider;
26: import org.eclipse.emf.ecp.ui.view.swt.reference.ReferenceServiceCustomizationVendor;
27: import org.eclipse.emf.ecp.view.internal.editor.handler.CreateSegmentDmrWizard;
28: import org.eclipse.emf.ecp.view.internal.editor.handler.FeatureSegmentGenerator;
29: import org.eclipse.emf.ecp.view.spi.editor.controls.Helper;
30: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
31: import org.eclipse.emf.edit.command.ReplaceCommand;
32: import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
33: import org.eclipse.emf.edit.domain.EditingDomain;
34: import org.eclipse.emfforms.bazaar.Create;
35: import org.eclipse.emfforms.spi.common.report.AbstractReport;
36: import org.eclipse.emfforms.spi.common.report.ReportService;
37: import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedException;
38: import org.eclipse.emfforms.spi.core.services.databinding.emf.EMFFormsDatabindingEMF;
39: import org.eclipse.emfforms.spi.ide.view.segments.ToolingModeUtil;
40: import org.eclipse.emfforms.view.spi.multisegment.model.VMultiDomainModelReferenceSegment;
41: import org.eclipse.emfforms.view.spi.multisegment.model.VMultisegmentPackage;
42: import org.eclipse.jface.wizard.WizardDialog;
43: import org.eclipse.swt.widgets.Display;
44: import org.osgi.service.component.annotations.Component;
45: import org.osgi.service.component.annotations.Reference;
46:
47: /**
48: * Provides a strategy that opens a dialog to edit a child domain model reference of a multi segment. This provider is
49: * only active if the IDE tooling runs in segment mode.
50: *
51: * @author Lucas Koehler
52: *
53: */
54: @Component(name = "MultiSegmentChildDmrOpenInNewContextStrategyProvider", property = "service.ranking:Integer=50")
55: public class MultiSegmentChildDmrOpenInNewContextStrategyProvider
56: extends ReferenceServiceCustomizationVendor<OpenInNewContextStrategy> implements Provider {
57:
58: private EMFFormsDatabindingEMF databindingService;
59: private ReportService reportService;
60:
61: /**
62: * Set the {@link EMFFormsDatabindingEMF}.
63: *
64: * @param databindingService The {@link EMFFormsDatabindingEMF}
65: */
66: @Reference(unbind = "-")
67: void setEMFFormsDatabinding(EMFFormsDatabindingEMF databindingService) {
68: this.databindingService = databindingService;
69: }
70:
71: /**
72: * Set the {@link ReportService}.
73: *
74: * @param reportService The {@link ReportService}
75: */
76: @Reference(unbind = "-")
77: void setReportService(ReportService reportService) {
78: this.reportService = reportService;
79: }
80:
81: /**
82: * Creates the strategy a multi segment's child dmr in a dialog.
83: *
84: * @return The strategy
85: */
86: @Create
87: public OpenInNewContextStrategy createOpenInNewContextStrategy() {
88: return new Strategy();
89: }
90:
91: @Override
92: protected boolean handles(EObject owner, EReference reference) {
93:• return isSegmentToolingEnabled()
94:• && owner instanceof VMultiDomainModelReferenceSegment
95:• && reference == VMultisegmentPackage.Literals.MULTI_DOMAIN_MODEL_REFERENCE_SEGMENT__CHILD_DOMAIN_MODEL_REFERENCES;
96: }
97:
98: /**
99: * @return true if segment based tooling is enabled
100: */
101: boolean isSegmentToolingEnabled() {
102: return ToolingModeUtil.isSegmentToolingEnabled();
103: }
104:
105: /**
106: * This strategy opens the child dmr in a {@link CreateSegmentDmrWizard}.
107: *
108: * @author Lucas Koehler
109: */
110: class Strategy implements OpenInNewContextStrategy {
111:
112: @Override
113: public boolean openInNewContext(EObject owner, EReference reference, EObject object) {
114: final VMultiDomainModelReferenceSegment multiSegment = (VMultiDomainModelReferenceSegment) owner;
115: final VDomainModelReference tableDmr = (VDomainModelReference) multiSegment.eContainer();
116: final EClass viewRoot = Helper.getRootEClass(tableDmr);
117:
118: // Get root EClass of child dmr
119: final IValueProperty<?, ?> valueProperty;
120: try {
121: valueProperty = databindingService.getValueProperty(tableDmr, viewRoot);
122: } catch (final DatabindingFailedException ex) {
123: reportService.report(new AbstractReport(ex, String.format(
124: "Child DMR %s could not be opened in a new context due to a databinding exception.", object))); //$NON-NLS-1$
125: return false;
126:
127: }
128: final EReference multiRef = (EReference) valueProperty.getValueType();
129: final EClass childDmrRoot = multiRef.getEReferenceType();
130:
131: final VDomainModelReference childDmr = (VDomainModelReference) object;
132: // Open dmr wizard for the existing dmr.
133: final CreateSegmentDmrWizard dmrWizard = new CreateSegmentDmrWizard(
134: childDmrRoot, "Edit Child Domain Model Reference", childDmr, //$NON-NLS-1$
135: structuralFeature -> null, new FeatureSegmentGenerator(), null, false);
136:
137: final WizardDialog wizardDialog = new WizardDialog(Display.getDefault().getActiveShell(), dmrWizard);
138: wizardDialog.setBlockOnOpen(true);
139: wizardDialog.open();
140:
141: // Replace old dmr with edited version
142: final Optional<VDomainModelReference> dmr = dmrWizard.getDomainModelReference();
143: final EditingDomain domain = AdapterFactoryEditingDomain.getEditingDomainFor(owner);
144: if (dmr.isPresent()) {
145: final Command replace = ReplaceCommand.create(domain, owner, reference, childDmr,
146: Collections.singleton(dmr.get()));
147: domain.getCommandStack().execute(replace);
148: }
149:
150: return true;
151: }
152:
153: }
154: }