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/*******************************************************************************
* Copyright (c) 2013 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
******************************************************************************/
package org.eclipse.papyrus.layers3.ui.view;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.ecore.provider.EcoreItemProviderAdapterFactory;
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.provider.AdapterFactoryContentProvider;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.gmf.runtime.notation.provider.NotationItemProviderAdapterFactory;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.papyrus.layers.stackmodel.layers.provider.custom.CustomLayersItemProviderAdapterFactory;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.ui.IWorkbenchPartSite;
/**
* A utility class to create LayersTreeViewer suitable to render layers as a tree.
*
*
*
* @author cedric dumoulin
*
*/
public class LayersTreeViewerFactory {
/**
* ID used to register the context menu.
*/
static final String CONTEXT_MENU_ID = "org.eclipse.papyrus.layers.stackmodel.diagram.ui.contextmenu";
/**
* Create a TreeViewer suitable to render Layers as a Tree.
* The content and label providers are set.
* The context menu is not set.
*
*
* @return
*/
static public TreeViewer createLayersTreeViewer(Composite parent, int style) {
TreeViewer layersExplorerTree = new TreeViewer(parent, style);
initContentAndLabelProviders(layersExplorerTree);
return layersExplorerTree;
}
/**
* Set appropriate Content and Label providers for the LayersTreeViewer.
*
* @param layersExplorerTree
*/
protected static void initContentAndLabelProviders(TreeViewer layersExplorerTree) {
// Set content and label providers
AdapterFactory adapterFactory = createLayersTreeViewerItemProvidersFactory();
layersExplorerTree.setContentProvider(new AdapterFactoryContentProvider(adapterFactory));
layersExplorerTree.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory));
}
/**
* Create an AdapterFactory suitable for the LayersTreeViewer.
*
* @return
*/
static public AdapterFactory createLayersTreeViewerItemProvidersFactory() {
ComposedAdapterFactory adapterFactory = new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
adapterFactory.addAdapterFactory(new ResourceItemProviderAdapterFactory());
// adapterFactory.addAdapterFactory(new LayersItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new CustomLayersItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new EcoreItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new NotationItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new ReflectiveItemProviderAdapterFactory());
return adapterFactory;
}
/**
* This creates a context menu for the viewer and adds a listener as well as registering the menu for extension.
*
*/
static public void initContextMenuFor(IWorkbenchPartSite site, 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);
// getSite().registerContextMenu(contextMenu, new UnwrappingSelectionProvider(viewer));
// getSite().registerContextMenu(CONTEXT_MENU_ID, contextMenu, new UnwrappingSelectionProvider(viewer));
site.registerContextMenu(CONTEXT_MENU_ID, contextMenu, viewer);
// int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
// Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance(), LocalSelectionTransfer.getTransfer(), FileTransfer.getInstance() };
// viewer.addDragSupport(dndOperations, transfers, new ViewerDragAdapter(viewer));
// viewer.addDropSupport(dndOperations, transfers, new EditingDomainViewerDropAdapter(editingDomain, viewer));
}
}
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