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/*****************************************************************************
* Copyright (c) 2010 CEA LIST.
*
*
* 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:
* Tatiana Fesenko (CEA LIST) - Initial API and implementation
* Vincent Lorenzo (CEA LIST) - 349650: [Papyrus Merge] IndexOfBoundException
*****************************************************************************/
package org.eclipse.papyrus.infra.emf.compare.ui.content.viewer;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.compare.diff.metamodel.ComparisonSnapshot;
import org.eclipse.emf.compare.ui.TypedElementWrapper;
import org.eclipse.emf.compare.ui.viewer.content.ModelContentMergeViewer;
import org.eclipse.emf.compare.ui.viewer.content.part.IModelContentMergeViewerTab;
import org.eclipse.emf.compare.ui.viewer.content.part.ModelContentMergeTabFolder;
import org.eclipse.emf.compare.ui.viewer.content.part.diff.ModelContentMergeDiffTab;
import org.eclipse.emf.compare.util.AdapterUtils;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
import org.eclipse.jface.viewers.IContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.papyrus.infra.emf.compare.ui.internal.utils.CustomizationAndViewerActionDispatcher;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
/**
* The Class UMLModelContentMergeTabFolder.
*/
public class PapyrusModelContentMergeTabFolder extends ModelContentMergeTabFolder {
/** The my uml viewer. */
protected final PapyrusCustomizableModelContentMergeViewer myUMLViewer;
/** the label provider */
private LabelProvider labelProvider;
/** the diff tab */
protected ModelContentMergeDiffTab diffTab;
/**
* Instantiates a new uML model content merge tab folder.
*
* @param viewer
* the viewer
* @param composite
* the composite
* @param side
* the side
*/
public PapyrusModelContentMergeTabFolder(final ModelContentMergeViewer viewer, final Composite composite, final int side) {
super(viewer, composite, side);
myUMLViewer = (PapyrusCustomizableModelContentMergeViewer)viewer;
}
/**
* Set the labelProvider for the viewer
*
* @param labelProvider
* the labelProvider
*/
public void setLabelProvider(final LabelProvider labelProvider) {
this.labelProvider = labelProvider;
CustomizationAndViewerActionDispatcher.associateViewerAndLabelProvider(diffTab, this.labelProvider);
diffTab.setLabelProvider(labelProvider);
}
/**
*
* @see org.eclipse.emf.compare.ui.viewer.content.part.ModelContentMergeTabFolder#createModelContentMergeDiffTab(org.eclipse.swt.widgets.Composite)
*
* @param parent
* @return
*/
@Override
protected IModelContentMergeViewerTab createModelContentMergeDiffTab(final Composite parent) {
diffTab = new ModelContentMergeDiffTab(parent, partSide, this);
diffTab.setContentProvider(createDiffTabContentProvider());
return diffTab;
}
/**
*
* @see org.eclipse.emf.compare.ui.viewer.content.part.ModelContentMergeTabFolder#createContents(org.eclipse.swt.widgets.Composite)
*
* @param composite
*/
@Override
protected void createContents(final Composite composite) {
super.createContents(composite);
//we set the layout here, because, it we don't set, we have a little treeviwer...
Control ctrl = tree.getControl();
ctrl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
}
/**
*
* @see org.eclipse.emf.compare.ui.viewer.content.part.ModelContentMergeTabFolder#dispose()
*
*/
@Override
public void dispose() {
if(labelProvider != null) {
CustomizationAndViewerActionDispatcher.dissociateTreeViewerAndLabelProvider(diffTab, labelProvider);
diffTab = null;
labelProvider = null;
}
super.dispose();
}
/**
*
* @return
*/
protected IContentProvider createDiffTabContentProvider() {
return new ModelContentMergeDiffTabContentProvider(AdapterUtils.getAdapterFactory());
}
/**
* This implementation of an {@link AdapterFactoryContentProvider} will strip ComparisonSnapshots out of
* the view.
*
* @author <a href="mailto:laurent.goubet@obeo.fr">Laurent Goubet</a>
* FIXME : duplicated code from the super class
*/
protected class ModelContentMergeDiffTabContentProvider extends AdapterFactoryContentProvider {
/**
* Default constructor. Delegates to the super implementation.
*
* @param factory
* Factory to get labels and icons from.
*/
public ModelContentMergeDiffTabContentProvider(AdapterFactory factory) {
super(factory);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider#getElements(java.lang.Object)
*/
@Override
public Object[] getElements(Object object) {
// overwritten to ensure contents of ResourceSets and List<Resource> are correclty returned.
Object[] result = null;
if (object instanceof ResourceSet) {
final List<Resource> resources = ((ResourceSet)object).getResources();
final List<Resource> elements = new ArrayList<Resource>(resources.size());
for (final Resource resource : resources) {
if (resource.getContents().isEmpty()
|| !(resource.getContents().get(0) instanceof ComparisonSnapshot)) {
elements.add(resource);
}
}
result = elements.toArray();
} else if (object instanceof List) {
// we may also display a list of resources
result = ((List<?>)object).toArray();
} else {
result = super.getElements(object);
}
return result;
}
}
}
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