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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:
* Saadia Dhouib (CEA LIST) saadia.dhouib@cea.fr - Initial API and implementation
*****************************************************************************/
package org.eclipse.papyrus.robotml.deployment.handlers;
import java.util.Iterator;
import java.util.List;
import java.util.Vector;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PlatformUI;
import org.eclipse.uml2.uml.Element;
/**
* Handler for the command of customization of the content of the properties view
* The same class is used for menu actions within model explorer and diagram
*/
public class CmdHandler extends AbstractHandler implements IObjectActionDelegate {
/**
* {@inheritDoc}
*/
public Object execute(ExecutionEvent event) {
Display current = Display.getCurrent();
if(current == null) {
current = Display.getDefault();
}
Shell shell = current.getActiveShell();
if(shell == null) {
// Activator.log.error("impossible to find a shell to open the message dialog", null);
}
return null;
}
/**
* Convert each selected elements from the explorator menu, or modeling view
* to an EObject and add it to a list
*
* @return list of EObject
*/
public void updateSelectedEObject() {
Vector<EObject> currentSelectedEObjects = new Vector<EObject>();
// Retrieve selected elements
IStructuredSelection selection = (IStructuredSelection)PlatformUI
.getWorkbench().getActiveWorkbenchWindow()
.getSelectionService().getSelection();
Iterator<?> eltIt = (Iterator<?>)selection.iterator();
while(eltIt.hasNext()) {
Object currentObject = eltIt.next();
// If the object is an edit part, try to get semantic bridge
if(currentObject instanceof GraphicalEditPart) {
GraphicalEditPart editPart = (GraphicalEditPart)currentObject;
if(editPart.getModel() instanceof View) {
View view = (View)editPart.getModel();
if(view.getElement() instanceof Element) {
currentObject = (Element)view.getElement();
}
}
}
// check whether part of model explorer
if(currentObject instanceof IAdaptable) {
// modisco ModelElementItem supports IAdaptable (cleaner than cast / dependency with modisco)
currentObject = ((IAdaptable)currentObject).getAdapter(EObject.class);
}
// If element is a UML Element
if(currentObject instanceof Element) {
currentSelectedEObjects.add((EObject)currentObject);
}
}
selectedEObjects = currentSelectedEObjects;
}
/**
* Convert each selected elements from the explorer menu, or modeling view
* to an EObject and add it to a list
*
* @return list of EObject
*/
public EObject getSelectedEObject() {
if(selectedEObjects.size() > 0) {
return selectedEObjects.get(0);
}
return null;
}
public List<EObject> getSelectedEObjects() {
return selectedEObjects;
}
private List<EObject> selectedEObjects;
public void run(IAction action) {
// method from action-delegate
}
public void selectionChanged(IAction action, ISelection selection) {
// method from action-delegate
updateSelectedEObject(); // required??
}
public void setActivePart(IAction action, IWorkbenchPart targetPart) {
// TODO Auto-generated method stub
}
}
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