| /******************************************************************************* |
| * Copyright (c) 2005, 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.editparts; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.bpel.ui.editparts.borders.PickBorder; |
| import org.eclipse.bpel.ui.editparts.figures.CollapsablePickContainerFigure; |
| import org.eclipse.bpel.ui.editparts.policies.BPELOrderedLayoutEditPolicy; |
| import org.eclipse.bpel.ui.figures.CenteredConnectionAnchor; |
| import org.eclipse.bpel.ui.util.ModelHelper; |
| import org.eclipse.draw2d.ConnectionAnchor; |
| import org.eclipse.draw2d.FlowLayout; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.draw2d.Layer; |
| import org.eclipse.draw2d.PolylineConnection; |
| import org.eclipse.gef.EditPolicy; |
| |
| public class PickEditPart extends SequenceEditPart { |
| |
| private class PickOrderedLayoutEditPolicy extends BPELOrderedLayoutEditPolicy{ |
| @Override |
| protected ArrayList createVerticalConnections(BPELEditPart parent) { |
| ArrayList<PolylineConnection> connections = new ArrayList<PolylineConnection>(); |
| List children = getConnectionChildren(parent); |
| BPELEditPart sourcePart, targetPart; |
| ConnectionAnchor sourceAnchor, targetAnchor; |
| |
| sourcePart = parent; |
| sourceAnchor = sourcePart.getConnectionAnchor(CenteredConnectionAnchor.LEFT); |
| |
| if (children != null){ |
| for (int i = 0; i < children.size(); i++) { |
| targetPart = (BPELEditPart)children.get(i); |
| targetAnchor = targetPart.getConnectionAnchor(CenteredConnectionAnchor.LEFT); |
| connections.add(createConnection(sourceAnchor,targetAnchor,arrowColor)); |
| } |
| } |
| return connections; |
| } |
| } |
| |
| @Override |
| protected void createEditPolicies() { |
| if(ModelHelper.isHorizontalLayout(getModel())) |
| installEditPolicy(EditPolicy.LAYOUT_ROLE, new PickOrderedLayoutEditPolicy()); |
| else |
| super.createEditPolicies(); |
| } |
| |
| @Override |
| protected void configureExpandedFigure(IFigure figure) { |
| super.configureExpandedFigure(figure); |
| boolean horizontal = ModelHelper.isHorizontalLayout(getModel()); |
| FlowLayout layout = (FlowLayout)figure.getLayoutManager(); |
| layout.setHorizontal(!horizontal); |
| layout.setMinorAlignment(FlowLayout.ALIGN_LEFTTOP); |
| layout.setStretchMinorAxis(true); |
| |
| // Adjust the border |
| ((PickBorder)figure.getBorder()).setHorizontal(horizontal); |
| |
| } |
| |
| // Overridden to return a PickContainerFigure |
| @Override |
| protected IFigure getNewContentPane(Layer layer) { |
| CollapsablePickContainerFigure fig = new CollapsablePickContainerFigure(getModel(), image, getLabel()); |
| fig.addMouseMotionListener(getMouseMotionListener()); |
| fig.setEditPart(this); |
| return fig; |
| } |
| |
| @Override |
| public ConnectionAnchor getConnectionAnchor(int location) { |
| if(location == CenteredConnectionAnchor.LEFT){ |
| return new CenteredConnectionAnchor(getContentPane(),CenteredConnectionAnchor.LEFT_INNER,0); |
| } |
| return super.getConnectionAnchor(location); |
| } |
| |
| /** |
| * Overridden to toggle the horizontal flag for picks, because if |
| * the layout orientation is horizontal, the children of a pick should |
| * be laid out vertically and the other way around. |
| */ |
| @Override |
| public void switchLayout(boolean horizontal) { |
| removeEditPolicy(EditPolicy.LAYOUT_ROLE); |
| |
| EditPolicy newPolicy = null; |
| if(horizontal) |
| newPolicy = new PickOrderedLayoutEditPolicy(); |
| else |
| newPolicy = new BPELOrderedLayoutEditPolicy(); |
| installEditPolicy(EditPolicy.LAYOUT_ROLE, newPolicy); |
| |
| ((FlowLayout)contentFigure.getLayoutManager()).setHorizontal(!horizontal); |
| ((PickBorder)contentFigure.getBorder()).setHorizontal(horizontal); |
| } |
| } |