/*******************************************************************************
* 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.definitions;
import org.eclipse.bpmn2.ConditionalEventDefinition;
import org.eclipse.bpmn2.Event;
import org.eclipse.bpmn2.EventDefinition;
import org.eclipse.bpmn2.ThrowEvent;
import org.eclipse.bpmn2.modeler.core.ModelHandler;
import org.eclipse.bpmn2.modeler.core.features.event.definitions.CreateEventDefinition;
import org.eclipse.bpmn2.modeler.core.features.event.definitions.DecorationAlgorithm;
import org.eclipse.bpmn2.modeler.core.features.event.definitions.EventDefinitionFeatureContainer;
import org.eclipse.bpmn2.modeler.core.utils.GraphicsUtil;
import org.eclipse.bpmn2.modeler.ui.ImageProvider;
import org.eclipse.graphiti.features.ICreateFeature;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.ICreateContext;
import org.eclipse.graphiti.mm.pictograms.ContainerShape;
import org.eclipse.graphiti.mm.pictograms.Shape;
import org.eclipse.graphiti.services.Graphiti;
public class ConditionalEventDefinitionContainer extends EventDefinitionFeatureContainer {
@Override
public boolean canApplyTo(Object o) {
return super.canApplyTo(o) && o instanceof ConditionalEventDefinition;
}
@Override
public ICreateFeature getCreateFeature(IFeatureProvider fp) {
return new CreateConditionalEventDefinition(fp);
}
@Override
protected Shape drawForStart(DecorationAlgorithm algorithm, ContainerShape shape) {
return draw(shape);
}
@Override
protected Shape drawForEnd(DecorationAlgorithm algorithm, ContainerShape shape) {
return draw(shape);
}
@Override
protected Shape drawForThrow(DecorationAlgorithm decorationAlgorithm, ContainerShape shape) {
return null; // NOT ALLOWED ACCORDING TO SPEC
}
@Override
protected Shape drawForCatch(DecorationAlgorithm decorationAlgorithm, ContainerShape shape) {
return draw(shape);
}
@Override
protected Shape drawForBoundary(DecorationAlgorithm algorithm, ContainerShape shape) {
return draw(shape);
}
private Shape draw(ContainerShape shape) {
Shape conditionShape = Graphiti.getPeService().createShape(shape, false);
GraphicsUtil.createEventImage(conditionShape, ImageProvider.IMG_20_CONDITION);
return conditionShape;
}
public static class CreateConditionalEventDefinition extends CreateEventDefinition {
@Override
public boolean canCreate(ICreateContext context) {
if (!super.canCreate(context)) {
return false;
}
Event e = (Event) getBusinessObjectForPictogramElement(context.getTargetContainer());
if (e instanceof ThrowEvent) {
return false;
}
return true;
}
public CreateConditionalEventDefinition(IFeatureProvider fp) {
super(fp, "Conditional Event Definition", "Conditional trigger");
}
@Override
protected EventDefinition createEventDefinition(ICreateContext context) {
return ModelHandler.FACTORY.createConditionalEventDefinition();
}
@Override
protected String getStencilImageId() {
return ImageProvider.IMG_16_CONDITION;
}
}
}