The Eclipse Foundation makes available all content in this plug-in ("Content"). Unless otherwise
+indicated below, the Content is provided to you under the terms and conditions of the
+Eclipse Public License Version 1.0 ("EPL"). A copy of the EPL is available
+at http://www.eclipse.org/legal/epl-v10.html.
+For purposes of the EPL, "Program" will mean the Content.
+
+
If you did not receive this Content directly from the Eclipse Foundation, the Content is
+being redistributed by another party ("Redistributor") and different terms and conditions may
+apply to your use of any object code in the Content. Check the Redistributor's license that was
+provided with the Content. If no such license exists, contact the Redistributor. Unless otherwise
+indicated below, the terms and conditions of the EPL still apply to any source code in the Content
+and such source code may be obtained at http://www.eclipse.org.
+
+
+
diff --git a/examples/emf/org.eclipse.papyrus.outline.emftree/build.properties b/examples/emf/org.eclipse.papyrus.outline.emftree/build.properties
new file mode 100644
index 00000000000..c2ddea76617
--- /dev/null
+++ b/examples/emf/org.eclipse.papyrus.outline.emftree/build.properties
@@ -0,0 +1,7 @@
+#
+#Mon Sep 12 09:30:00 CEST 2011
+bin.includes=META-INF/,.,plugin.xml,about.html,plugin.properties
+output..=bin/
+src.includes=about.html,META-INF/,.,plugin.xml,plugin.properties
+source..=src/
+bin..=bin/
diff --git a/examples/emf/org.eclipse.papyrus.outline.emftree/plugin.properties b/examples/emf/org.eclipse.papyrus.outline.emftree/plugin.properties
new file mode 100644
index 00000000000..99741782bce
--- /dev/null
+++ b/examples/emf/org.eclipse.papyrus.outline.emftree/plugin.properties
@@ -0,0 +1,12 @@
+###############################################################################
+# * Copyright (c) 2008 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:
+# * CEA LIST - initial API and implementation
+###############################################################################
+pluginName=Papyrus Outline (Incubation)
+providerName=Eclipse Modeling Project
diff --git a/examples/emf/org.eclipse.papyrus.outline.emftree/plugin.xml b/examples/emf/org.eclipse.papyrus.outline.emftree/plugin.xml
new file mode 100644
index 00000000000..add958c9cbb
--- /dev/null
+++ b/examples/emf/org.eclipse.papyrus.outline.emftree/plugin.xml
@@ -0,0 +1,12 @@
+
+
+
+
+
+
+
+
+
diff --git a/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/Activator.java b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/Activator.java
new file mode 100644
index 00000000000..bf4b2708f87
--- /dev/null
+++ b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/Activator.java
@@ -0,0 +1,65 @@
+/*****************************************************************************
+ * Copyright (c) 2008 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:
+ * Cedric Dumoulin Cedric.Dumoulin@lifl.fr- Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.outline.emftree;
+
+import org.eclipse.ui.plugin.AbstractUIPlugin;
+import org.osgi.framework.BundleContext;
+
+/**
+ * The activator class controls the plug-in life cycle
+ */
+public class Activator extends AbstractUIPlugin {
+
+ // The plug-in ID
+ public static final String PLUGIN_ID = "org.eclipse.papyrus.outline.emftree";
+
+ // The shared instance
+ private static Activator plugin;
+
+ /**
+ * The constructor
+ */
+ public Activator() {
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
+ */
+ public void start(BundleContext context) throws Exception {
+ super.start(context);
+ plugin = this;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
+ */
+ public void stop(BundleContext context) throws Exception {
+ plugin = null;
+ super.stop(context);
+ }
+
+ /**
+ * Returns the shared instance
+ *
+ * @return the shared instance
+ */
+ public static Activator getDefault() {
+ return plugin;
+ }
+
+}
diff --git a/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/ContentOutline.java b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/ContentOutline.java
new file mode 100644
index 00000000000..065c5691c2e
--- /dev/null
+++ b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/ContentOutline.java
@@ -0,0 +1,255 @@
+/*****************************************************************************
+ * Copyright (c) 2008 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:
+ * Cedric Dumoulin Cedric.Dumoulin@lifl.fr- Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.outline.emftree;
+
+import org.eclipse.emf.ecore.provider.EcoreItemProviderAdapterFactory;
+import org.eclipse.emf.edit.domain.EditingDomain;
+import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
+import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
+import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory;
+import org.eclipse.emf.edit.ui.action.EditingDomainActionBarContributor;
+import org.eclipse.emf.edit.ui.dnd.EditingDomainViewerDropAdapter;
+import org.eclipse.emf.edit.ui.dnd.LocalTransfer;
+import org.eclipse.emf.edit.ui.dnd.ViewerDragAdapter;
+import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
+import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
+import org.eclipse.emf.edit.ui.provider.UnwrappingSelectionProvider;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.jface.action.IMenuListener;
+import org.eclipse.jface.action.IMenuManager;
+import org.eclipse.jface.action.IStatusLineManager;
+import org.eclipse.jface.action.IToolBarManager;
+import org.eclipse.jface.action.MenuManager;
+import org.eclipse.jface.action.Separator;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.StructuredViewer;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.papyrus.infra.core.contentoutline.IPapyrusContentOutlinePage;
+import org.eclipse.papyrus.infra.core.editor.BackboneException;
+import org.eclipse.papyrus.infra.core.editor.IMultiDiagramEditor;
+import org.eclipse.papyrus.infra.core.services.ServiceException;
+import org.eclipse.papyrus.outline.emftree.internal.OutlineDragAdapter;
+import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.Transfer;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Menu;
+import org.eclipse.ui.IActionBars;
+import org.eclipse.ui.IEditorSite;
+import org.eclipse.ui.part.EditorActionBarContributor;
+import org.eclipse.ui.views.contentoutline.ContentOutlinePage;
+import org.eclipse.uml2.uml.edit.providers.UMLItemProviderAdapterFactory;
+
+/**
+ * A Content outline based on the one generated from the DI2 metamodel. This ContentOutlinePage can
+ * be used by the multi editor page.
+ *
+ * @author dumoulin
+ *
+ */
+public class ContentOutline extends ContentOutlinePage implements IMenuListener, IPapyrusContentOutlinePage {
+
+ /**
+ * This keeps track of the editing domain that is used to track all changes to the model.
+ *
+ * @generated
+ */
+ protected EditingDomain editingDomain;
+
+ /**
+ * This is the one adapter factory used for providing views of the model.
+ *
+ * @generated
+ */
+ protected ComposedAdapterFactory adapterFactory;
+
+ /**
+ * This is the content outline page's viewer.
+ *
+ * @generated
+ */
+ protected TreeViewer contentOutlineViewer;
+
+ private IEditorSite editorSite;
+
+ public ContentOutline() {
+ super();
+ };
+
+ /**
+ * Constructor.
+ *
+ * @param editorSite
+ * @param editingDomain
+ * @param adapterFactory
+ */
+ public ContentOutline(IEditorSite editorSite, EditingDomain editingDomain, ComposedAdapterFactory adapterFactory) {
+ super();
+ this.editorSite = editorSite;
+ this.editingDomain = editingDomain;
+ this.adapterFactory = adapterFactory;
+ }
+
+ /**
+ * Constructor.
+ *
+ * @param editorSite
+ * @param editingDomain
+ * @param adapterFactory
+ */
+ public ContentOutline(IEditorSite editorSite, EditingDomain editingDomain) {
+ super();
+ this.editorSite = editorSite;
+ this.editingDomain = editingDomain;
+ initAdapterFactory();
+ }
+
+ /**
+ * Init the outline. This method is used by the MultiPageEditor to initialize the Outline.
+ *
+ * @param multiEditor
+ * @param site
+ * @throws BackboneException
+ */
+ public void init(IMultiDiagramEditor multiEditor) throws BackboneException {
+
+ // Get the EditorActionBarContributor requested by this particular EMF editor.
+ // The EditorActionBarContributor should be registered in extensions under the specified name
+ // String EditorActionBarContributorId = "DiActionBarContributor";
+ // EditorActionBarContributor actionBarContributor = multiEditor.getActionBarContributorRegistry().getActionBarContributor(EditorActionBarContributorId);
+ // IEditorSite site = new MultiPageAdapterSite(multiEditor.getEditorSite(), actionBarContributor);
+ this.editorSite = multiEditor.getEditorSite();
+ try {
+ this.editingDomain = multiEditor.getServicesRegistry().getService(TransactionalEditingDomain.class);
+ } catch (ServiceException e) {
+ throw new BackboneException("Can't get TransactionalEditingDomain", e);
+ }
+ initAdapterFactory();
+
+ }
+
+ @Override
+ public void createControl(Composite parent) {
+ super.createControl(parent);
+ contentOutlineViewer = getTreeViewer();
+ contentOutlineViewer.addSelectionChangedListener(this);
+
+ // Set up the tree viewer.
+ //
+ contentOutlineViewer.setContentProvider(new AdapterFactoryContentProvider(adapterFactory));
+ contentOutlineViewer.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory));
+ contentOutlineViewer.setInput(editingDomain.getResourceSet());
+
+ // Make sure our popups work.
+ //
+ createContextMenuFor(contentOutlineViewer);
+
+ if(!editingDomain.getResourceSet().getResources().isEmpty()) {
+ // Select the root object in the view.
+ //
+ contentOutlineViewer.setSelection(new StructuredSelection(editingDomain.getResourceSet().getResources().get(0)), true);
+ }
+ // initDragAndDrop();
+ }
+
+ /**
+ * Add drag and drop ability between the outline to the editor.
+ */
+ protected void initDragAndDrop() {
+ int ops = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
+ // Enable Drag
+ OutlineDragAdapter dragAdapter = new OutlineDragAdapter(contentOutlineViewer);
+ contentOutlineViewer.addDragSupport(ops, dragAdapter.getSupportedDragTransfers(), dragAdapter);
+ }
+
+ @Override
+ public void makeContributions(IMenuManager menuManager, IToolBarManager toolBarManager, IStatusLineManager statusLineManager) {
+ super.makeContributions(menuManager, toolBarManager, statusLineManager);
+ // contentOutlineStatusLineManager = statusLineManager;
+ }
+
+ @Override
+ public void setActionBars(IActionBars actionBars) {
+ super.setActionBars(actionBars);
+ if(getActionBarContributor() != null) {
+ getActionBarContributor().shareGlobalActions(this, actionBars);
+ }
+ }
+
+ private EditingDomainActionBarContributor getActionBarContributor() {
+ if(editorSite.getActionBarContributor() instanceof EditingDomainActionBarContributor) {
+ return (EditingDomainActionBarContributor)editorSite.getActionBarContributor();
+ }
+ return null;
+ }
+
+ /**
+ * This creates a context menu for the viewer and adds a listener as well registering the menu
+ * for extension.
+ *
+ * @generated
+ */
+ private void createContextMenuFor(StructuredViewer viewer) {
+ MenuManager contextMenu = new MenuManager("#PopUp");
+ contextMenu.add(new Separator("additions"));
+ contextMenu.setRemoveAllWhenShown(true);
+ contextMenu.addMenuListener(this);
+ Menu menu = contextMenu.createContextMenu(viewer.getControl());
+ viewer.getControl().setMenu(menu);
+ getEditorSite().registerContextMenu(contextMenu, new UnwrappingSelectionProvider(viewer));
+
+ int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
+ Transfer[] transfers = new Transfer[]{ LocalTransfer.getInstance() };
+ viewer.addDragSupport(dndOperations, transfers, new ViewerDragAdapter(viewer));
+ viewer.addDropSupport(dndOperations, transfers, new EditingDomainViewerDropAdapter(editingDomain, viewer));
+
+ }
+
+ /**
+ * This implements {@link org.eclipse.jface.action.IMenuListener} to help fill the context menus
+ * with contributions from the Edit menu.
+ */
+ public void menuAboutToShow(IMenuManager menuManager) {
+ ((IMenuListener)getEditorSite().getActionBarContributor()).menuAboutToShow(menuManager);
+ }
+
+ /**
+ *
+ */
+ // private EditingDomainActionBarContributor getActionBarContributor() {
+ // return (EditingDomainActionBarContributor)getEditorSite().getActionBarContributor();
+ // }
+ /**
+ *
+ * @return
+ */
+ private IEditorSite getEditorSite() {
+ return editorSite;
+ }
+
+ /**
+ *
+ */
+ private void initAdapterFactory() {
+ adapterFactory = new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
+
+ adapterFactory.addAdapterFactory(new ResourceItemProviderAdapterFactory());
+ adapterFactory.addAdapterFactory(new EcoreItemProviderAdapterFactory());
+ adapterFactory.addAdapterFactory(new UMLItemProviderAdapterFactory());
+ adapterFactory.addAdapterFactory(new ReflectiveItemProviderAdapterFactory());
+
+ }
+
+}
diff --git a/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/MultiPageAdapterSite.java b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/MultiPageAdapterSite.java
new file mode 100644
index 00000000000..175fb22796b
--- /dev/null
+++ b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/MultiPageAdapterSite.java
@@ -0,0 +1,260 @@
+/**
+ *
+ */
+package org.eclipse.papyrus.outline.emftree;
+
+import org.eclipse.jface.action.MenuManager;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IActionBars;
+import org.eclipse.ui.IEditorActionBarContributor;
+import org.eclipse.ui.IEditorSite;
+import org.eclipse.ui.IKeyBindingService;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.internal.services.INestable;
+import org.eclipse.ui.part.EditorActionBarContributor;
+
+/**
+ * A site made of a main site and another ActionarContributor.
+ *
+ * @author dumoulin
+ *
+ */
+public class MultiPageAdapterSite implements IEditorSite, INestable {
+
+ /**
+ * The actionBarContributor to use instead of the one in the site.
+ */
+ private EditorActionBarContributor actionBarContributor;
+
+ /**
+ * The site to which methods delegate.
+ */
+ private IEditorSite site;
+
+ /**
+ * Constructor.
+ *
+ * @param workbenchPartSite
+ * @param actionBarContributor
+ */
+ public MultiPageAdapterSite(IEditorSite site, EditorActionBarContributor actionBarContributor) {
+ super();
+ this.site = site;
+ this.actionBarContributor = actionBarContributor;
+ }
+
+ /**
+ * @see org.eclipse.ui.IEditorSite#getActionBarContributor()
+ * @return
+ *
+ */
+ public IEditorActionBarContributor getActionBarContributor() {
+
+ return actionBarContributor;
+ }
+
+ /**
+ * @see org.eclipse.ui.IEditorSite#getActionBars()
+ * @return
+ *
+ */
+ public IActionBars getActionBars() {
+ return site.getActionBars();
+ }
+
+ /**
+ * @see org.eclipse.ui.IEditorSite#registerContextMenu(org.eclipse.jface.action.MenuManager, org.eclipse.jface.viewers.ISelectionProvider,
+ * boolean)
+ * @param menuManager
+ * @param selectionProvider
+ * @param includeEditorInput
+ *
+ */
+ public void registerContextMenu(MenuManager menuManager, ISelectionProvider selectionProvider, boolean includeEditorInput) {
+ site.registerContextMenu(menuManager, selectionProvider, includeEditorInput);
+ }
+
+ /**
+ * @see org.eclipse.ui.IEditorSite#registerContextMenu(java.lang.String, org.eclipse.jface.action.MenuManager,
+ * org.eclipse.jface.viewers.ISelectionProvider, boolean)
+ * @param menuId
+ * @param menuManager
+ * @param selectionProvider
+ * @param includeEditorInput
+ *
+ */
+ public void registerContextMenu(String menuId, MenuManager menuManager, ISelectionProvider selectionProvider, boolean includeEditorInput) {
+ site.registerContextMenu(menuId, menuManager, selectionProvider, includeEditorInput);
+
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchPartSite#getId()
+ * @return
+ *
+ */
+ public String getId() {
+ return site.getId();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchPartSite#getKeyBindingService()
+ * @return
+ * @deprecated
+ *
+ */
+ public IKeyBindingService getKeyBindingService() {
+ return site.getKeyBindingService();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchPartSite#getPart()
+ * @return
+ *
+ */
+ public IWorkbenchPart getPart() {
+ return site.getPart();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchPartSite#getPluginId()
+ * @return
+ *
+ */
+ public String getPluginId() {
+ return site.getPluginId();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchPartSite#getRegisteredName()
+ * @return
+ *
+ */
+ public String getRegisteredName() {
+ return site.getRegisteredName();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchPartSite#registerContextMenu(org.eclipse.jface.action.MenuManager, org.eclipse.jface.viewers.ISelectionProvider)
+ * @param menuManager
+ * @param selectionProvider
+ *
+ */
+ public void registerContextMenu(MenuManager menuManager, ISelectionProvider selectionProvider) {
+ site.registerContextMenu(menuManager, selectionProvider);
+
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchPartSite#registerContextMenu(java.lang.String, org.eclipse.jface.action.MenuManager,
+ * org.eclipse.jface.viewers.ISelectionProvider)
+ * @param menuId
+ * @param menuManager
+ * @param selectionProvider
+ *
+ */
+ public void registerContextMenu(String menuId, MenuManager menuManager, ISelectionProvider selectionProvider) {
+ site.registerContextMenu(menuId, menuManager, selectionProvider);
+
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchSite#getPage()
+ * @return
+ *
+ */
+ public IWorkbenchPage getPage() {
+ return site.getPage();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchSite#getSelectionProvider()
+ * @return
+ *
+ */
+ public ISelectionProvider getSelectionProvider() {
+ return site.getSelectionProvider();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchSite#getShell()
+ * @return
+ *
+ */
+ public Shell getShell() {
+ return site.getShell();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchSite#getWorkbenchWindow()
+ * @return
+ *
+ */
+ public IWorkbenchWindow getWorkbenchWindow() {
+ return site.getWorkbenchWindow();
+ }
+
+ /**
+ * @see org.eclipse.ui.IWorkbenchSite#setSelectionProvider(org.eclipse.jface.viewers.ISelectionProvider)
+ * @param provider
+ *
+ */
+ public void setSelectionProvider(ISelectionProvider provider) {
+ site.setSelectionProvider(provider);
+
+ }
+
+ /**
+ * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
+ * @param adapter
+ * @return
+ *
+ */
+ public Object getAdapter(Class adapter) {
+ return site.getAdapter(adapter);
+ }
+
+ /**
+ * @see org.eclipse.ui.services.IServiceLocator#getService(java.lang.Class)
+ * @param api
+ * @return
+ *
+ */
+ public Object getService(Class api) {
+ return site.getService(api);
+ }
+
+ /**
+ * @see org.eclipse.ui.services.IServiceLocator#hasService(java.lang.Class)
+ * @param api
+ * @return
+ *
+ */
+ public boolean hasService(Class api) {
+ return site.hasService(api);
+ }
+
+ /**
+ *
+ * @see org.eclipse.ui.internal.services.INestable#activate()
+ *
+ */
+ public void activate() {
+ if(site instanceof INestable)
+ ((INestable)site).activate();
+ }
+
+ /**
+ *
+ * @see org.eclipse.ui.internal.services.INestable#deactivate()
+ *
+ */
+ public void deactivate() {
+ if(site instanceof INestable)
+ ((INestable)site).deactivate();
+ }
+
+}
diff --git a/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/internal/OutlineDragAdapter.java b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/internal/OutlineDragAdapter.java
new file mode 100644
index 00000000000..bd3a2ee9c8d
--- /dev/null
+++ b/examples/emf/org.eclipse.papyrus.outline.emftree/src/org/eclipse/papyrus/outline/emftree/internal/OutlineDragAdapter.java
@@ -0,0 +1,127 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Obeo.
+ * 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:
+ * Obeo - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.papyrus.outline.emftree.internal;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.util.FeatureMap;
+import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
+import org.eclipse.emf.edit.provider.IWrapperItemProvider;
+import org.eclipse.jface.util.LocalSelectionTransfer;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.papyrus.infra.core.utils.PapyrusTrace;
+import org.eclipse.swt.dnd.DragSourceEvent;
+import org.eclipse.swt.dnd.DragSourceListener;
+import org.eclipse.swt.dnd.Transfer;
+
+/**
+ * This Adapter listens to dragging operations and fill or clean the clipboard with filtered datas.
+ *
+ * @author Jerome Benois
+ */
+// This class is inspired from EcoreTools source code
+public class OutlineDragAdapter implements DragSourceListener {
+
+ private final ISelectionProvider selectionProvider;
+
+ /**
+ * Constructs a new drag adapter.
+ *
+ * @param provider
+ * the object that provide the selected object
+ */
+ public OutlineDragAdapter(ISelectionProvider provider) {
+ selectionProvider = provider;
+ }
+
+ /**
+ * Return the available Transfer
+ *
+ * @return Transfer[]
+ */
+ public Transfer[] getSupportedDragTransfers() {
+ Set supportedTypes = new LinkedHashSet();
+ supportedTypes.add(LocalSelectionTransfer.getTransfer());
+ Transfer[] transfers = supportedTypes.toArray(new Transfer[supportedTypes.size()]);
+ return transfers;
+ }
+
+ /**
+ * Erase data from the clipboard object
+ *
+ * @see org.eclipse.swt.dnd.DragSourceListener#dragFinished(org.eclipse.swt.dnd.DragSourceEvent)
+ */
+ public void dragFinished(DragSourceEvent event) {
+ LocalSelectionTransfer.getTransfer().setSelection(null);
+ }
+
+ /**
+ * @see org.eclipse.swt.dnd.DragSourceAdapter#dragSetData(org.eclipse.swt.dnd.DragSourceEvent)
+ */
+ public void dragSetData(DragSourceEvent event) {
+ ISelection selection = LocalSelectionTransfer.getTransfer().getSelection();
+ if(LocalSelectionTransfer.getTransfer().isSupportedType(event.dataType)) {
+ event.data = selection;
+ } else {
+ event.doit = false;
+ }
+ }
+
+ /**
+ * Put selection on the clipboard object
+ *
+ * @see org.eclipse.swt.dnd.DragSourceListener#dragStart(org.eclipse.swt.dnd.DragSourceEvent)
+ */
+ public void dragStart(DragSourceEvent event) {
+ try {
+ ISelection selection = getSelection();
+ if(!selection.isEmpty()) {
+ LocalSelectionTransfer.getTransfer().setSelection(selection);
+ event.doit = true;
+ event.data = getSelection();
+ } else {
+ event.doit = false;
+ }
+
+ } catch (RuntimeException e) {
+ PapyrusTrace.log(e);
+ }
+ }
+
+ /**
+ * Compute the outline selection : filter on selection, only model elements (displayed as
+ * GraphNode) can be dragged.
+ *
+ * @return the list of selected model elements
+ */
+ protected IStructuredSelection getSelection() {
+ IStructuredSelection selection = (IStructuredSelection)selectionProvider.getSelection();
+ List