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/*****************************************************************************
* Copyright (c) 2013, 2017 CEA LIST and others.
*
* 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
* Christian W. Damus (CEA) - bug 429242
* Eike Stepper (CEA) - bug 466520
*
*****************************************************************************/
package org.eclipse.papyrus.cdo.uml.diagram.internal.ui.wizards;
import static org.eclipse.papyrus.uml.diagram.wizards.utils.WizardsHelper.adapt;
import static org.eclipse.papyrus.uml.diagram.wizards.utils.WizardsHelper.getSelectedResourceURI;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.cdo.CDOObject;
import org.eclipse.emf.cdo.eresource.CDOResourceNode;
import org.eclipse.emf.cdo.explorer.CDOExplorerUtil;
import org.eclipse.emf.cdo.explorer.checkouts.CDOCheckout;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.osgi.util.NLS;
import org.eclipse.papyrus.cdo.internal.core.CDOUtils;
import org.eclipse.papyrus.cdo.internal.ui.editors.PapyrusCDOEditorInput;
import org.eclipse.papyrus.uml.diagram.wizards.pages.SelectArchitectureContextPage;
import org.eclipse.papyrus.uml.diagram.wizards.providers.AbstractNewModelStorageProvider;
import org.eclipse.papyrus.uml.diagram.wizards.wizards.CreateModelWizard;
import org.eclipse.papyrus.uml.diagram.wizards.wizards.InitModelWizard;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IEditorInput;
import com.google.common.eventbus.EventBus;
/**
* This is the CDONewModelStorageProvider type. Enjoy.
*/
public class CDONewModelStorageProvider extends AbstractNewModelStorageProvider {
private final EventBus bus = new EventBus("NewCDOModelWizard"); //$NON-NLS-1$
private CreateModelWizard wizard;
private SelectArchitectureContextPage newDiagramCategoryPage;
private NewModelPage newModelPage;
public CDONewModelStorageProvider() {
super();
}
@Override
public boolean canHandle(IStructuredSelection initialSelection) {
for (Object next : initialSelection.toList()) {
if (CDOUtils.isCDOObject(adapt(next, EObject.class))) {
return true;
}
if (adapt(next, CDOCheckout.class) != null) {
return true;
}
}
return false;
}
@Override
public void init(CreateModelWizard wizard, IStructuredSelection selection) {
super.init(wizard, selection);
this.wizard = wizard;
newModelPage = createNewModelPage(selection);
createSelectProviderPart();
CDOCheckout checkout = getRepository(selection);
if (checkout != null) {
bus.post(checkout);
}
newDiagramCategoryPage = createNewArchitectureContextPage(selection);
}
/**
* Gets the contextual repository, if any, from a selection.
*
* @param selection
* a selection
*
* @return the repository that is or contains the {@code selection}
*/
static CDOCheckout getRepository(IStructuredSelection selection) {
CDOCheckout result = null;
if (!selection.isEmpty()) {
result = adapt(selection.getFirstElement(), CDOCheckout.class);
if (result == null) {
CDOResourceNode node = adapt(selection.getFirstElement(), CDOResourceNode.class);
if (node == null) {
EObject object = adapt(selection.getFirstElement(), EObject.class);
if (object != null) {
CDOObject cdo = CDOUtils.getCDOObject(object);
if (cdo != null) {
node = cdo.cdoResource();
}
}
}
if (node != null) {
result = CDOExplorerUtil.getCheckout(node.getURI());
}
}
}
return result;
}
@Override
public List<? extends IWizardPage> createPages() {
if (newModelPage == null && newDiagramCategoryPage == null) {
return Collections.emptyList();
}
return Arrays.asList(newDiagramCategoryPage, newModelPage);
}
@Override
public SelectArchitectureContextPage getArchitectureContextPage() {
return newDiagramCategoryPage;
}
/**
* Creates the new model page, if required.
*
* @param selection
* the selection
*
* @return the new model page, or {@code null} if none
*/
protected NewModelPage createNewModelPage(IStructuredSelection selection) {
if (wizard.isCreateProjectWizard() || wizard.isCreateMultipleModelsWizard()) {
return null;
}
if (isCreateFromExistingDomainModel()) {
URI uri = getSelectedResourceURI(selection);
if (uri != null) {
uri = uri.trimFileExtension().appendFileExtension(wizard.getDiagramFileExtension(null));
return new NewDiagramForExistingModelPage(selection, wizard.getModelKindName(), bus, uri.lastSegment());
}
}
return new NewModelPage(selection, bus, wizard.getModelKindName());
}
protected boolean isCreateFromExistingDomainModel() {
return wizard.isInitModelWizard() && ((InitModelWizard) wizard).isCreateFromExistingDomainModel();
}
@Override
public URI createNewModelURI(String categoryId) {
return newModelPage.createNewModelResourceURI();
}
@Override
public IEditorInput createEditorInput(URI uri) {
return new PapyrusCDOEditorInput(uri, uri.trimFileExtension().lastSegment());
}
private SelectArchitectureContextPage createNewArchitectureContextPage(IStructuredSelection selection) {
if (wizard.isCreateProjectWizard() || wizard.isCreateMultipleModelsWizard() || !wizard.isPapyrusRootWizard()) {
return null;
}
return new SelectArchitectureContextPage();
}
//
// Nested types
//
/**
* This is the NewDiagramForExistingModelPage type. Enjoy.
*/
protected static class NewDiagramForExistingModelPage extends NewModelPage {
/** The my diagram resource name. */
private final String myDiagramResourceName;
/**
* Instantiates a new new diagram for existing model page.
*
* @param selection
* the selection
* @param modelKindName
* the user-presentable (translatable) name of the kind of
* model to create
* @param bus
* an event bus for posting events
* @param defaultResourceName
* the default resource name
*/
public NewDiagramForExistingModelPage(IStructuredSelection selection, String modelKindName, EventBus bus, String defaultResourceName) {
super(selection, bus, modelKindName);
myDiagramResourceName = defaultResourceName;
setTitle(org.eclipse.papyrus.uml.diagram.wizards.messages.Messages.InitModelWizard_init_papyrus_model);
setDescription(org.eclipse.papyrus.uml.diagram.wizards.messages.Messages.InitModelWizard_init_papyrus_model_desc);
}
@Override
public void createControl(Composite parent) {
super.createControl(parent);
setNewResourceName(myDiagramResourceName);
}
@Override
protected void validatePage() {
super.validatePage();
if (getMessageType() < ERROR) {
if (!myDiagramResourceName.equals(getNewResourceName())) {
setMessage(NLS.bind(org.eclipse.papyrus.uml.diagram.wizards.messages.Messages.InitModelWizard_diagram_name_is_different_from_domain_model, myDiagramResourceName), ERROR);
setPageComplete(false);
}
}
};
}
}
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