| /******************************************************************************* |
| * Copyright (c) 2008, 2012 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.bpel.ui.figures; |
| |
| import java.util.List; |
| |
| import org.eclipse.bpel.model.EventHandler; |
| import org.eclipse.bpel.model.FaultHandler; |
| import org.eclipse.bpel.ui.editparts.ProcessEditPart; |
| import org.eclipse.bpel.ui.editparts.StartNodeEditPart; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.draw2d.geometry.Ray; |
| import org.eclipse.gef.EditPart; |
| |
| public class ProcessHandlerLinker extends HandlerLinkerAdapter { |
| |
| private ProcessEditPart process; |
| |
| private StartNodeEditPart snep; |
| |
| public ProcessHandlerLinker(ProcessEditPart processEditPart) { |
| super(processEditPart); |
| this.process = processEditPart; |
| } |
| |
| @Override |
| protected EventHandler getEventHandler() { |
| return process.getEventHandler(); |
| } |
| |
| @Override |
| protected FaultHandler getFaultHandler() { |
| return process.getFaultHandler(); |
| } |
| |
| @Override |
| protected int getEHTargetAnchorLoc() { |
| return CenteredConnectionAnchor.LEFT; |
| } |
| |
| @Override |
| protected boolean isShowEH() { |
| return process.isShowEH(); |
| } |
| |
| @Override |
| protected boolean isShowFH() { |
| return process.isShowFH(); |
| } |
| |
| private StartNodeEditPart getStartNodeEditPart(){ |
| if(snep == null){ |
| // Search for the StartNodeEditPart |
| List<EditPart> children = process.getChildren(); |
| for (EditPart child : children) { |
| if (child instanceof StartNodeEditPart) { |
| snep = (StartNodeEditPart) child; |
| } |
| } |
| } |
| return snep; |
| } |
| |
| /** |
| * Overridden to always return LEFT direction |
| */ |
| @Override |
| protected Ray getEHRoutingEndConstraint() { |
| return ManhattanConnectionRouterEx.LEFT; |
| } |
| |
| @Override |
| protected IFigure getEHFigure() { |
| return getStartNodeEditPart().getEventImageFigure(); |
| } |
| |
| @Override |
| protected IFigure getFHFigure() { |
| return getStartNodeEditPart().getFaultImageFigure(); |
| } |
| } |