/*****************************************************************************
* 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:
* Patrick Tessier (CEA LIST) Patrick.tessier@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.emftree;
import java.util.EventObject;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.command.CommandStack;
import org.eclipse.emf.common.command.CommandStackListener;
import org.eclipse.emf.common.ui.viewer.IViewerProvider;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
import org.eclipse.emf.edit.domain.IEditingDomainProvider;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.papyrus.infra.core.editor.BackboneException;
import org.eclipse.papyrus.infra.core.services.ServiceException;
import org.eclipse.papyrus.infra.core.services.ServicesRegistry;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IEditorSite;
import org.eclipse.ui.ide.IGotoMarker;
import org.eclipse.ui.views.properties.IPropertySheetPage;
/**
* This is an example of a EMF UML model editor. <!-- begin-user-doc --> <!-- end-user-doc -->
*
* @generated
*/
public class UMLEditor extends org.eclipse.uml2.uml.editor.presentation.UMLEditor implements IEditingDomainProvider, ISelectionProvider, IMenuListener, IViewerProvider, IGotoMarker {
/**
* ServiceRegistry used to retrieve needed services. This registry is provided by the multieditor.
*/
protected ServicesRegistry servicesRegistry;
protected CommandStackListener commandStackListener;
/**
*
* Constructor. Create an DiEditor using the {@link ServicesRegistry}.
*
* @param servicesRegistry
*/
public UMLEditor(ServicesRegistry servicesRegistry) throws ServiceException, BackboneException {
this.servicesRegistry = servicesRegistry;
initEditor();
}
/**
* Init the editor from the specified context.
*
* @param editorContext
* @throws ServiceException
*/
private void initEditor() throws ServiceException {
TransactionalEditingDomain papyrusEditingDomain = servicesRegistry.getService(TransactionalEditingDomain.class);
CommandStack commandStack = papyrusEditingDomain.getCommandStack();
// Add a listener to set the most recent command's affected objects to be the selection of
// the viewer with focus.
//
commandStackListener = new CommandStackListener() {
public void commandStackChanged(final EventObject event) {
if(getContainer().isDisposed()) {
return;
}
getContainer().getDisplay().asyncExec(new Runnable() {
public void run() {
firePropertyChange(IEditorPart.PROP_DIRTY);
// Try to select the affected objects.
//
Command mostRecentCommand = ((CommandStack)event.getSource()).getMostRecentCommand();
if(mostRecentCommand != null) {
setSelectionToViewer(mostRecentCommand.getAffectedObjects());
}
if(propertySheetPage != null && !propertySheetPage.getControl().isDisposed()) {
propertySheetPage.refresh();
}
}
});
}
};
commandStack.addCommandStackListener(commandStackListener);
// Create the editing domain with a special command stack.
//
// Set the resourceSet wth our own resourceSet.
// editingDomain = new AdapterFactoryEditingDomain(adapterFactory, commandStack, new
// HashMap<Resource, Boolean>());
ResourceSet resourceSet = papyrusEditingDomain.getResourceSet();
editingDomain = new AdapterFactoryEditingDomain(adapterFactory, commandStack, resourceSet);
// editingDomain = editorContext.getTransactionalEditingDomain();
// editingDomain.setResourceToReadOnlyMap(new HashMap<Resource, Boolean>());
}
/**
* This is the method called to load a resource into the editing domain's resource set based on
* the editor's input. Put the existing model into the editingDomain. <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public void createModel() {
// model is already created and loaded. Do nothing.
}
/**
* This is for implementing {@link IEditorPart} and simply saves the model file. <!--
* begin-user-doc --> <!-- end-user-doc -->
*
* @generated
*/
@Override
public void doSave(IProgressMonitor progressMonitor) {
}
/**
* This also changes the editor's input. <!-- begin-user-doc --> <!-- end-user-doc -->
*
* @generated
*/
@Override
public void doSaveAs() {
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
*
* @generated
*/
@Override
protected void doSaveAs(URI uri, IEditorInput editorInput) {
}
@Override
public void init(IEditorSite site, IEditorInput editorInput) {
System.out.println(this.getClass().getSimpleName() + ".init()");
super.init(site, editorInput);
setPartName("emf tree");
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
*
* @generated
*/
@Override
public IActionBars getActionBars() {
try {
return getActionBarContributor().getActionBars();
} catch (NullPointerException e) {
// If we are nested, we have not access to ActionBarContributor()
return null;
}
}
@Override
public void dispose() {
//super.dispose(); //FIXME: Fails on a ClassCastException: The ActionBarContributor is not accessible
try {
TransactionalEditingDomain papyrusEditingDomain = servicesRegistry.getService(TransactionalEditingDomain.class);
CommandStack commandStack = papyrusEditingDomain.getCommandStack();
commandStack.removeCommandStackListener(commandStackListener);
} catch (ServiceException e) {
Activator.log.error(e);
}
}
/**
* Has we have no actionBarContributor, we can't get the status line. So skip this method.
*/
@Override
public void setStatusLineManager(ISelection selection) {
}
/**
* Disable the native property sheet page.
*/
@Override
public IPropertySheetPage getPropertySheetPage() {
return null;
}
}