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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:
* Juan Cadavid (CEA LIST) juan.cadavid@cea.fr - Initial API and implementation
* Nicolas FAUVERGUE (ALL4TEC) nicolas.fauvergue@all4tec.net - Bug 482443
*****************************************************************************/
package org.eclipse.papyrus.infra.nattable.common.handlers;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.transaction.RecordingCommand;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.papyrus.infra.core.services.ServiceException;
import org.eclipse.papyrus.infra.core.services.ServicesRegistry;
import org.eclipse.papyrus.infra.core.utils.ServiceUtils;
import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
import org.eclipse.papyrus.infra.nattable.common.Activator;
import org.eclipse.papyrus.infra.nattable.common.helper.TableViewPrototype;
import org.eclipse.papyrus.infra.nattable.common.wizards.CreateNattableFromCatalogWizard;
import org.eclipse.papyrus.infra.nattable.nattableconfiguration.NattableConfigurationRegistry;
import org.eclipse.papyrus.infra.ui.util.ServiceUtilsForHandlers;
import org.eclipse.papyrus.infra.viewpoints.configuration.PapyrusSyncTable;
import org.eclipse.papyrus.infra.viewpoints.configuration.PapyrusTable;
import org.eclipse.papyrus.infra.viewpoints.policy.ViewPrototype;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
/**
* Handler to display the wizard to display the catalog of existing Nattable
* configurations.
*/
public class CreateNatTableFromCatalogHandler extends AbstractHandler {
// OLD code before ViewPrototype
// /**
// * We open the dialog, request the user for the desired configuration
// *
// * @see org.eclipse.papyrus.infra.nattable.common.handlers.AbstractCreateNattableEditorHandler#execute(org.eclipse.core.commands.ExecutionEvent)
// *
// * @param event
// * @return
// * @throws ExecutionException
// */
// @Override
// public Object execute(ExecutionEvent event) throws ExecutionException {
// final EObject context = getSelection().get(0);
// CreateNattableFromCatalogWizard wizard = new CreateNattableFromCatalogWizard(context);
// WizardDialog dialog = new WizardDialog(Display.getCurrent().getActiveShell(), wizard);
// ServicesRegistry serviceRegistry = null;
// TransactionalEditingDomain domain = null;
// try {
// serviceRegistry = ServiceUtilsForHandlers.getInstance().getServiceRegistry(event);
// domain = ServiceUtils.getInstance().getTransactionalEditingDomain(serviceRegistry);
// } catch (ServiceException e) {
// Activator.log.error(e);
// return null;
// }
//
// if (dialog.open() == Window.OK) {
// CompoundCommand compoundCommand = new CompoundCommand("Create tables from Catalog"); //$NON-NLS-1$
//
// for (TableConfiguration tableConfiguration : wizard.getSelectedConfig().keySet()) {
// CreateNatTableEditorHandler handler = new CreateNatTableEditorHandler();
// handler.setType(tableConfiguration.getType());
//
// // See how many tables were required for this type
// Integer tablesQuantity = wizard.getSelectedConfig().get(tableConfiguration);
//
// // Get the chosen name for the tables under this configuration
// final String tableConfigName = wizard.getTableNames().get(tableConfiguration);
// for (int i = 0; i < tablesQuantity; i++) {
// try {
// Command cmd = handler.getCreateNattableEditorCommandWithNameInitialization(domain, serviceRegistry, event, tableConfigName + "_" + i);//$NON-NLS-1$
// compoundCommand.append(cmd);
// } catch (ServiceException e) {
// Activator.log.error(e);
// }
// }
// }
// if (!compoundCommand.isEmpty()) {
// domain.getCommandStack().execute(compoundCommand);
// }
//
// }
// return null;
// }
// NEW CODE using ViewPrototype
/**
* We open the dialog, request the user for the desired configuration.
* {@inheritDoc}
*
* @see org.eclipse.papyrus.infra.nattable.common.handlers.AbstractCreateNattableEditorHandler#execute(org.eclipse.core.commands.ExecutionEvent)
*/
@Override
public Object execute(final ExecutionEvent event) throws ExecutionException {
final EObject context = getSelection().get(0);
final CreateNattableFromCatalogWizard wizard = new CreateNattableFromCatalogWizard(context);
final WizardDialog dialog = new WizardDialog(Display.getCurrent().getActiveShell(), wizard);
ServicesRegistry serviceRegistry = null;
TransactionalEditingDomain domain = null;
try {
serviceRegistry = ServiceUtilsForHandlers.getInstance().getServiceRegistry(event);
domain = ServiceUtils.getInstance().getTransactionalEditingDomain(serviceRegistry);
} catch (ServiceException e) {
Activator.log.error(e);
return null;
}
if (Window.OK == dialog.open()) {
final RecordingCommand rc = new RecordingCommand(domain) {
@Override
protected void doExecute() {
for (final ViewPrototype viewPrototype : wizard.getSelectedViewPrototypes().keySet()) {
if (null != viewPrototype) {
// See how many tables were required for this type
Integer tablesQuantity = wizard.getSelectedViewPrototypes().get(viewPrototype);
// Get the chosen name for the tables under this configuration
final String tableConfigName = wizard.getTableNames().get(viewPrototype);
for (int i = 0; i < tablesQuantity; i++) {
// TODO : The following code line must be replaced by TableEditorCreationHelper.getTableConfigurationURI when the API for table creation is merged
PolicyDefinedTableHandler handler = new PolicyDefinedTableHandler(getTableConfigurationURI((TableViewPrototype) viewPrototype), context, tableConfigName + "_" + i); //$NON-NLS-1$
handler.execute(viewPrototype);
}
}
}
}
};
domain.getCommandStack().execute(rc);
}
return null;
}
/**
* TODO : To remove when the API for table creation is merged
*
* @param viewPrototype
* a view {@link TableViewPrototype}, must not be <code>null</code>
* @return
* the {@link URI} of the nattable configuration, or <code>null</code> if not found
*/
private URI getTableConfigurationURI(final TableViewPrototype viewPrototype) {
if (viewPrototype.getConfiguration() instanceof PapyrusTable) {
PapyrusTable papyrusTable = (PapyrusTable) viewPrototype.getConfiguration();
String uri = papyrusTable.getConfiguration();
if (uri != null && uri.length() > 0) {
return URI.createURI(uri);
}
}
if (viewPrototype.getConfiguration() instanceof PapyrusSyncTable) {
return NattableConfigurationRegistry.INSTANCE.getConfigurationURI(((PapyrusSyncTable) viewPrototype.getConfiguration()).getImplementationID());
}
return null;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.common.handlers.CreateNatTableEditorHandler#setEnabled(java.lang.Object)
*
* @param evaluationContext
*/
@Override
public void setEnabled(Object evaluationContext) {
setBaseEnabled(getSelection().size() == 1);
}
/**
*
* @return
*/
protected List<EObject> getSelection() {
final List<EObject> selectedElements = new ArrayList<EObject>();
final IWorkbenchWindow ww = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
if (ww != null) {
final ISelection selection = ww.getSelectionService().getSelection();
if (selection instanceof IStructuredSelection) {
final IStructuredSelection structuredSelection = (IStructuredSelection) selection;
final Iterator<?> it = structuredSelection.iterator();
while (it.hasNext()) {
final Object object = it.next();
final EObject currentEObject = EMFHelper.getEObject(object);
if (currentEObject != null) {
selectedElements.add(currentEObject);
}
}
}
}
return selectedElements;
}
}
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