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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.diagram.common.utils;
import org.eclipse.core.expressions.PropertyTester;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.papyrus.RobotML.RobotMLPackage;
import org.eclipse.papyrus.infra.core.editor.IMultiDiagramEditor;
import org.eclipse.papyrus.infra.core.resource.NotFoundException;
import org.eclipse.papyrus.infra.core.services.ServiceException;
import org.eclipse.papyrus.infra.emf.utils.ServiceUtilsForSelection;
import org.eclipse.papyrus.robotml.diagram.common.Activator;
import org.eclipse.papyrus.uml.tools.model.UmlModel;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.PlatformUI;
import org.eclipse.uml2.uml.Package;
import org.eclipse.uml2.uml.Profile;
import org.eclipse.uml2.uml.util.UMLUtil;
/**
* This class is a Property tester used to check if current model (meaning the model currently opened in Papyrus) is a Proteus Model.
* This class is used in order to create test for deciding whether a diagram creation command should be visible or not.
* This property tester assumes that currently active editor is Papyrus, it should be used with care (simultaneously with a test to ensure Papyrus is
* currently opened and active).
*
*/
public class RobotmlSelectionTester extends PropertyTester {
/** Tester ID for UML Model nature */
public final static String IS_ROBOTML_MODEL = "isRobotmlModel";
//public static String ROBOTML_ID = "RobotML";
/** Default constructor */
public RobotmlSelectionTester() {
}
/** Test the receiver against the selected property */
public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
// Ensure Papyrus is the active editor
IEditorPart editor = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor();
if((editor == null) || (!(editor instanceof IMultiDiagramEditor))) {
return false;
}
Object currentValue = null;
if(IS_ROBOTML_MODEL.equals(property)) {
currentValue = testRobotmlModelNature(receiver);
return (currentValue == expectedValue);
}
return false;
}
/** True is root object is a UML Model with Proteus Profile (and sub profiles) applied */
protected boolean testRobotmlModelNature(Object receiver) {
boolean isRobotmlModel = false;
EObject root = getRoot(receiver);
if(root instanceof Package) {
Profile robotml = UMLUtil.getProfile(RobotMLPackage.eINSTANCE, root);
if(((Package)root).isProfileApplied(robotml)) {
isRobotmlModel = true;
}
}
return isRobotmlModel;
}
/** Returns the root EObject of currently opened model */
private EObject getRoot(Object receiver) {
EObject root = null;
if(receiver instanceof ISelection) {
ISelection selection = (ISelection)receiver;
if(selection.isEmpty()) {
return null;
}
try {
ServiceUtilsForSelection serviceUtils = ServiceUtilsForSelection.getInstance();
UmlModel openedModel = (UmlModel)serviceUtils.getModelSet(selection).getModel(UmlModel.MODEL_ID);
if(openedModel != null) {
root = openedModel.lookupRoot();
}
} catch (ServiceException e) {
//Ignored: The selection cannot be used to retrieve the ServicesRegistry
} catch (NotFoundException e) {
Activator.log.error(e);
}
}
return root;
}
}
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