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/*****************************************************************************
* Copyright (c) 2011 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:
* Vincent Lorenzo (CEA LIST) vincent.lorenzo@cea.fr - Initial API and implementation
* Benoit Maggi (CEA LIST) benoit.maggi@cea.fr - Use of a paste strategies
*****************************************************************************/
package org.eclipse.papyrus.views.modelexplorer.handler;
import java.util.List;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.papyrus.infra.core.clipboard.PapyrusClipboard;
import org.eclipse.papyrus.infra.gmfdiag.common.commands.DefaultCopyCommand;
import org.eclipse.papyrus.infra.gmfdiag.common.strategy.IStrategy;
import org.eclipse.papyrus.infra.gmfdiag.common.strategy.paste.IPasteStrategy;
import org.eclipse.papyrus.infra.gmfdiag.common.strategy.paste.PasteStrategyManager;
/**
* Handler for the Copy Action
*/
public class CopyHandler extends AbstractCommandHandler {
/**
*
* @see org.eclipse.papyrus.views.modelexplorer.handler.AbstractCommandHandler#getCommand()
*
* @return
*/
@Override
protected Command getCommand() {
List<EObject> selection = getSelectedElements();
TransactionalEditingDomain editingDomain = getEditingDomain();
PapyrusClipboard<Object> papyrusClipboard = PapyrusClipboard.getNewInstance();
DefaultCopyCommand defaultCopyCommand = new DefaultCopyCommand(editingDomain, papyrusClipboard, selection); // TODO : select copyStrategy
List<IStrategy> allStrategies = PasteStrategyManager.getInstance().getAllStrategies();
for(IStrategy iStrategy : allStrategies) {
IPasteStrategy iPasteStrategy = (IPasteStrategy)iStrategy;
iPasteStrategy.prepare(papyrusClipboard);
}
return defaultCopyCommand;
}
/* (non-Javadoc)
* @see org.eclipse.papyrus.views.modelexplorer.handler.AbstractCommandHandler#setEnabled(java.lang.Object)
*/
@Override
public void setEnabled(Object evaluationContext) {
PapyrusClipboard<Object> instance = PapyrusClipboard.getInstance();
super.setEnabled(evaluationContext); // setenabled should'nt clear/modify the clipboard
PapyrusClipboard.setInstance(instance);
}
}
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