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/*****************************************************************************
* Copyright (c) 2014 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
*
*****************************************************************************/
package org.eclipse.papyrus.dev.types.handlers;
import java.util.Iterator;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.emf.type.core.ElementTypeRegistry;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.papyrus.infra.core.services.ServiceException;
import org.eclipse.papyrus.infra.services.edit.context.TypeContext;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.handlers.HandlerUtil;
public class ElementTypeInfo extends AbstractHandler {
public Object execute(ExecutionEvent event) throws ExecutionException {
ISelection currentSelection = HandlerUtil.getCurrentSelection(event);
if (!(currentSelection instanceof IStructuredSelection) || currentSelection.isEmpty()) {
return null;
}
final IStructuredSelection selection = (IStructuredSelection) currentSelection;
Iterator<?> it = selection.iterator();
while (it.hasNext()) {
Object selectedElement = (Object) it.next();
if (selectedElement instanceof IAdaptable) {
EObject adapted = ((IAdaptable) selectedElement).getAdapter(EObject.class);
if (adapted != null) {
try {
IElementType[] types = ElementTypeRegistry.getInstance().getAllTypesMatching(adapted, TypeContext.getContext(adapted));
String result = "";
for (IElementType iElementType : types) {
result += iElementType.getId() + "\n";
}
MessageDialog.openInformation(Display.getCurrent().getActiveShell(), "Matching ElementTypes", result);
} catch (ServiceException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
return null;
}
}
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