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/*******************************************************************************
* Copyright (c) 2012 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* CONTRIBUTORS:
* Juergen Haug (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.ui.commands.handlers;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.IHandler;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.etrice.ui.commands.RoomOpeningHelper;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.services.Graphiti;
import org.eclipse.graphiti.ui.platform.GraphitiConnectionEditPart;
import org.eclipse.graphiti.ui.platform.GraphitiShapeEditPart;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* Single diagram selection + F3 => jump to declaration in textual editor
*/
public class OpenDeclaration extends AbstractHandler implements IHandler {
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
IStructuredSelection selection = HandlerUtil.getCurrentStructuredSelection(event);
if(selection.size() != 1) {
return null;
}
PictogramElement pe = null;
if(selection.getFirstElement() instanceof GraphitiShapeEditPart) {
pe = ((GraphitiShapeEditPart) selection.getFirstElement()).getPictogramElement();
}
else if (selection.getFirstElement() instanceof GraphitiConnectionEditPart) {
pe = ((GraphitiConnectionEditPart) selection.getFirstElement()).getPictogramElement();
}
if(pe != null) {
EObject bo = Graphiti.getLinkService().getBusinessObjectForLinkedPictogramElement(pe);
if(bo != null) {
RoomOpeningHelper.showInTextualEditor(bo);
}
}
return null;
}
}
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