/*******************************************************************************
* Copyright (c) 2011 Red Hat, Inc.
* All rights reserved.
* This program is 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.bpmn2.modeler.ui.features.event;
import java.io.IOException;
import org.eclipse.bpmn2.Activity;
import org.eclipse.bpmn2.BoundaryEvent;
import org.eclipse.bpmn2.FlowElementsContainer;
import org.eclipse.bpmn2.modeler.core.Activator;
import org.eclipse.bpmn2.modeler.core.ModelHandler;
import org.eclipse.bpmn2.modeler.core.utils.ModelUtil;
import org.eclipse.bpmn2.modeler.ui.ImageProvider;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.ICreateContext;
import org.eclipse.graphiti.features.impl.AbstractCreateFeature;
import org.eclipse.graphiti.mm.algorithms.GraphicsAlgorithm;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
public class BoundaryEventCreateFeature extends AbstractCreateFeature {
public BoundaryEventCreateFeature(IFeatureProvider fp) {
super(fp, "Boundary Event", "Adds boundary event to activity, defaults to interrupting");
}
@Override
public boolean canCreate(ICreateContext context) {
Object o = getBusinessObjectForPictogramElement(context.getTargetContainer());
if (o == null || !(o instanceof Activity)) {
return false;
}
GraphicsAlgorithm ga = context.getTargetContainer().getGraphicsAlgorithm();
return BoundaryEventPositionHelper.canCreateEventAt(context, ga, 10);
}
@Override
public Object[] create(ICreateContext context) {
BoundaryEvent event = null;
try {
Activity activity = (Activity) getBusinessObjectForPictogramElement(context.getTargetContainer());
ModelHandler handler = ModelHandler.getInstance(getDiagram());
event = ModelHandler.FACTORY.createBoundaryEvent();
// event.setId(EcoreUtil.generateUUID());
event.setAttachedToRef(activity);
event.setName("Boundary event");
event.setCancelActivity(true); // by default is interrupting
Object bo = getBusinessObjectForPictogramElement(context.getTargetContainer());
if (bo instanceof FlowElementsContainer) {
bo = getBusinessObjectForPictogramElement((PictogramElement) context.getTargetContainer().eContainer());
}
handler.addFlowElement(bo, event);
} catch (IOException e) {
Activator.logError(e);
}
addGraphicalRepresentation(context, event);
ModelUtil.setID(event);
return new Object[] { event };
}
@Override
public String getCreateImageId() {
return ImageProvider.IMG_16_BOUNDARY_EVENT;
}
@Override
public String getCreateLargeImageId() {
return getCreateImageId();
}
}