| /******************************************************************************* |
| * Copyright (c) 2003, 2010 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.gef.examples.flow.parts; |
| |
| import java.util.EventObject; |
| import java.util.Map; |
| |
| import org.eclipse.draw2d.Figure; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.draw2d.geometry.Rectangle; |
| import org.eclipse.draw2d.graph.CompoundDirectedGraph; |
| import org.eclipse.gef.EditPolicy; |
| import org.eclipse.gef.commands.CommandStackListener; |
| import org.eclipse.gef.editpolicies.RootComponentEditPolicy; |
| import org.eclipse.gef.examples.flow.policies.ActivityContainerEditPolicy; |
| import org.eclipse.gef.examples.flow.policies.StructuredActivityLayoutEditPolicy; |
| |
| /** |
| * @author hudsonr Created on Jul 16, 2003 |
| */ |
| public class ActivityDiagramPart extends StructuredActivityPart { |
| |
| CommandStackListener stackListener = new CommandStackListener() { |
| public void commandStackChanged(EventObject event) { |
| if (!GraphAnimation.captureLayout(getFigure())) |
| return; |
| while (GraphAnimation.step()) |
| getFigure().getUpdateManager().performUpdate(); |
| GraphAnimation.end(); |
| } |
| }; |
| |
| protected void applyOwnResults(CompoundDirectedGraph graph, Map map) { |
| } |
| |
| /** |
| * @see org.eclipse.gef.examples.flow.parts.ActivityPart#activate() |
| */ |
| public void activate() { |
| super.activate(); |
| getViewer().getEditDomain().getCommandStack() |
| .addCommandStackListener(stackListener); |
| } |
| |
| /** |
| * @see org.eclipse.gef.examples.flow.parts.ActivityPart#createEditPolicies() |
| */ |
| protected void createEditPolicies() { |
| installEditPolicy(EditPolicy.NODE_ROLE, null); |
| installEditPolicy(EditPolicy.GRAPHICAL_NODE_ROLE, null); |
| installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, null); |
| installEditPolicy(EditPolicy.COMPONENT_ROLE, |
| new RootComponentEditPolicy()); |
| installEditPolicy(EditPolicy.LAYOUT_ROLE, |
| new StructuredActivityLayoutEditPolicy()); |
| installEditPolicy(EditPolicy.CONTAINER_ROLE, |
| new ActivityContainerEditPolicy()); |
| } |
| |
| protected IFigure createFigure() { |
| Figure f = new Figure() { |
| public void setBounds(Rectangle rect) { |
| int x = bounds.x, y = bounds.y; |
| |
| boolean resize = (rect.width != bounds.width) |
| || (rect.height != bounds.height), translate = (rect.x != x) |
| || (rect.y != y); |
| |
| if (isVisible() && (resize || translate)) |
| erase(); |
| if (translate) { |
| int dx = rect.x - x; |
| int dy = rect.y - y; |
| primTranslate(dx, dy); |
| } |
| bounds.width = rect.width; |
| bounds.height = rect.height; |
| if (resize || translate) { |
| fireFigureMoved(); |
| repaint(); |
| } |
| } |
| }; |
| f.setLayoutManager(new GraphLayoutManager(this)); |
| return f; |
| } |
| |
| /** |
| * @see org.eclipse.gef.examples.flow.parts.ActivityPart#deactivate() |
| */ |
| public void deactivate() { |
| getViewer().getEditDomain().getCommandStack() |
| .removeCommandStackListener(stackListener); |
| super.deactivate(); |
| } |
| |
| /** |
| * @see org.eclipse.gef.editparts.AbstractEditPart#isSelectable() |
| */ |
| public boolean isSelectable() { |
| return false; |
| } |
| |
| /** |
| * @see org.eclipse.gef.examples.flow.parts.StructuredActivityPart#refreshVisuals() |
| */ |
| protected void refreshVisuals() { |
| } |
| |
| } |