diff options
Diffstat (limited to 'plugins/facet/org.eclipse.papyrus.emf.facet.util.emf.ui/src/org/eclipse/emf/facet/util/emf/ui/internal/EmfLabelProvider.java')
| -rw-r--r-- | plugins/facet/org.eclipse.papyrus.emf.facet.util.emf.ui/src/org/eclipse/emf/facet/util/emf/ui/internal/EmfLabelProvider.java | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/plugins/facet/org.eclipse.papyrus.emf.facet.util.emf.ui/src/org/eclipse/emf/facet/util/emf/ui/internal/EmfLabelProvider.java b/plugins/facet/org.eclipse.papyrus.emf.facet.util.emf.ui/src/org/eclipse/emf/facet/util/emf/ui/internal/EmfLabelProvider.java new file mode 100644 index 00000000000..f2e99371ea2 --- /dev/null +++ b/plugins/facet/org.eclipse.papyrus.emf.facet.util.emf.ui/src/org/eclipse/emf/facet/util/emf/ui/internal/EmfLabelProvider.java @@ -0,0 +1,140 @@ +/**
+ * Copyright (c) 2013 Mia-Software.
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * Gregoire Dupe (Mia-Software) - Bug 406578 - Generic Label Provider for EMF objects
+ */
+package org.eclipse.emf.facet.util.emf.ui.internal;
+
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.emf.common.util.URI;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.EPackage;
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.emf.ecore.resource.ResourceSet;
+import org.eclipse.emf.facet.util.emf.core.ModelUtils;
+import org.eclipse.emf.facet.util.emf.ui.internal.utils.ImageProvider;
+import org.eclipse.emf.facet.util.emf.ui.internal.utils.ImageUtils;
+import org.eclipse.jface.viewers.LabelProvider;
+import org.eclipse.swt.graphics.Image;
+
+public class EmfLabelProvider extends LabelProvider {
+
+ @Override
+ public String getText(final Object element) {
+ String result = super.getText(element);
+ if (element instanceof ResourceSet) {
+ final ResourceSet resourceSet = (ResourceSet) element;
+ result = getResourceSetLabel(resourceSet);
+ } else if (element instanceof Resource) {
+ final Resource resource = (Resource) element;
+ result = getResourceLabel(resource);
+ } else if (element instanceof EObject) {
+ final EObject eObject = (EObject) element;
+ result = ModelUtils.getName(eObject);
+ } else if (element instanceof IAdaptable) {
+ final IAdaptable adaptable = (IAdaptable) element;
+ result = adaptAndGetResourceLabel(adaptable);
+ if (result == null) {
+ result = adaptAndGetResourceSetLabel(adaptable);
+ }
+ } else {
+ result = element.toString();
+ }
+ return result;
+ }
+
+ private static String adaptAndGetResourceLabel(final IAdaptable adaptable) {
+ String result = null;
+ final Resource resource = (Resource) adaptable
+ .getAdapter(Resource.class);
+ if (resource != null) {
+ result = getResourceLabel(resource);
+ }
+ return result;
+ }
+
+ private static String adaptAndGetResourceSetLabel(final IAdaptable adaptable) {
+ String result = null;
+ final ResourceSet resourceSet = (ResourceSet) adaptable
+ .getAdapter(ResourceSet.class);
+ if (resourceSet != null) {
+ result = getResourceSetLabel(resourceSet);
+ }
+ return result;
+ }
+
+ private static String getResourceSetLabel(final ResourceSet resourceSet) {
+ String result;
+ result = ResourceSet.class.getSimpleName() + ' '
+ + resourceSet.hashCode();
+ return result;
+ }
+
+ private static String getResourceLabel(final Resource resource) {
+ String result;
+ EObject firstRoot = null;
+ if (resource.getContents().size() > 0) {
+ firstRoot = resource.getContents().get(0);
+ }
+ final StringBuffer strBuffer = new StringBuffer();
+ final URI uri = resource.getURI();
+ final String lastSegment = uri.lastSegment();
+ strBuffer.append(lastSegment);
+ if (firstRoot != null) {
+ strBuffer.append(" - "); //$NON-NLS-1$
+ final EPackage ePackage = firstRoot.eClass().getEPackage();
+ final String nsURI = ePackage.getName();
+ strBuffer.append(nsURI);
+ }
+ if (resource.isModified()) {
+ strBuffer.append(" *"); //$NON-NLS-1$
+ }
+ result = strBuffer.toString();
+ return result;
+ }
+
+ @Override
+ public Image getImage(final Object element) {
+ Image result = super.getImage(element);
+ if (element instanceof Resource) {
+ final Resource resource = (Resource) element;
+ result = getResourceImage(resource);
+ } else if (element instanceof IAdaptable) {
+ final IAdaptable adaptable = (IAdaptable) element;
+ result = adaptAndGetResourceImage(adaptable);
+ } else if (element instanceof EObject) {
+ final EObject eObject = (EObject) element;
+ result = ImageUtils.getImage(eObject);
+ }
+ return result;
+ }
+
+ private static Image adaptAndGetResourceImage(final IAdaptable adaptable) {
+ Image result = null;
+ final Resource resource = (Resource) adaptable
+ .getAdapter(Resource.class);
+ if (resource != null) {
+ result = getResourceImage(resource);
+ }
+ return result;
+ }
+
+ private static Image getResourceImage(final Resource resource) {
+ Image result = null;
+ if (resource.getContents().size() > 0) {
+ final EObject firstRoot = resource.getContents().get(0);
+ result = ImageUtils.getImage(firstRoot);
+ if (result == null) {
+ result = ImageProvider.DEFAULT.getImage(ImageProvider.MODEL);
+ }
+ }
+ return result;
+ }
+
+}
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