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/*****************************************************************************
* Copyright (c) 2012 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.uml.diagram.common.handlers;
import java.awt.Toolkit;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.gef.RootEditPart;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.papyrus.commands.wrappers.GMFtoEMFCommandWrapper;
import org.eclipse.papyrus.uml.diagram.common.helper.CleanDiagramHelper;
import org.eclipse.papyrus.uml.pastemanager.service.PasteCommandService;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* Our sample handler extends AbstractHandler, an IHandler base class.
*
* @see org.eclipse.core.commands.IHandler
* @see org.eclipse.core.commands.AbstractHandler
*/
public class PasteWithModelHandler extends AbstractHandler {
/**
* The constructor.
*/
public PasteWithModelHandler() {
}
/**
* the command has been executed, so extract extract the needed information
* from the application context.
*/
public Object execute(ExecutionEvent event) throws ExecutionException {
IEditorPart diagramEditor = HandlerUtil.getActiveEditorChecked(event);
ISelection selection = HandlerUtil.getCurrentSelection(event);
if(selection instanceof IStructuredSelection) {
if(((IStructuredSelection)selection).getFirstElement() instanceof GraphicalEditPart) {
GraphicalEditPart targetEditPart = (GraphicalEditPart)((IStructuredSelection)selection).getFirstElement();
if(targetEditPart != null) {
// get the paste command with model form the service
ICommand pastecommand = PasteCommandService.getInstance().getPasteWithModelCommand(targetEditPart, Toolkit.getDefaultToolkit().getSystemClipboard(), targetEditPart.getEditingDomain().getClipboard());
if(pastecommand.canExecute()) {
targetEditPart.getEditingDomain().getCommandStack().execute(new GMFtoEMFCommandWrapper(pastecommand));
RootEditPart topEditPart = targetEditPart.getRoot();
if(topEditPart.getChildren().get(0) instanceof DiagramEditPart) {
CleanDiagramHelper.getInstance().run((DiagramEditPart)topEditPart.getChildren().get(0));
}
}
}
}
}
return null;
}
}
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