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/*******************************************************************************
* Copyright (c) 2010 THALES GLOBAL SERVICES.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.diagram.sequence.ui.tool.internal.edit.part;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.EditPolicy;
import org.eclipse.gmf.runtime.gef.ui.figures.DefaultSizeNodeFigure;
import org.eclipse.gmf.runtime.gef.ui.figures.NodeFigure;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.sirius.DDiagramElementContainer;
import org.eclipse.sirius.FlatContainerStyle;
import org.eclipse.sirius.diagram.internal.edit.parts.DNodeContainerEditPart;
import org.eclipse.sirius.diagram.sequence.business.internal.elements.ISequenceElementAccessor;
import org.eclipse.sirius.diagram.sequence.business.internal.elements.ISequenceEvent;
import org.eclipse.sirius.diagram.sequence.business.internal.layout.LayoutConstants;
import org.eclipse.sirius.diagram.sequence.ui.tool.internal.edit.operation.SequenceEditPartsOperations;
import org.eclipse.sirius.diagram.sequence.ui.tool.internal.edit.policy.CombinedFragmentResizableEditPolicy;
import org.eclipse.sirius.diagram.sequence.ui.tool.internal.edit.policy.SequenceLaunchToolEditPolicy;
/**
* Special edit part for combined fragments.
*
* @author pcdavid
*/
public class CombinedFragmentEditPart extends DNodeContainerEditPart implements ISequenceEventEditPart {
/**
* Standard constructor, as expected by GMF.
*
* @param view
* the view.
*/
public CombinedFragmentEditPart(View view) {
super(view);
}
/**
* {@inheritDoc}
*/
@Override
public void addNotify() {
SequenceEditPartsOperations.registerDiagramElement(this, resolveDiagramElement());
super.addNotify();
}
/**
* {@inheritDoc}
*/
@Override
public void removeNotify() {
super.removeNotify();
SequenceEditPartsOperations.unregisterDiagramElement(this, resolveDiagramElement());
}
/**
* Overridden to install a specific edit policy managing the moving and
* resizing requests on combined fragment.
* <p>
* {@inheritDoc}
*/
@Override
public void installEditPolicy(Object key, EditPolicy editPolicy) {
if (EditPolicy.PRIMARY_DRAG_ROLE.equals(key)) {
super.installEditPolicy(key, new CombinedFragmentResizableEditPolicy());
} else {
super.installEditPolicy(key, editPolicy);
}
}
/**
* {@inheritDoc}
*/
@Override
protected void createDefaultEditPolicies() {
super.createDefaultEditPolicies();
// Handle $endBefore for launch tools.
installEditPolicy(org.eclipse.sirius.diagram.tools.api.requests.RequestConstants.REQ_LAUNCH_TOOL, new SequenceLaunchToolEditPolicy());
}
/**
* {@inheritDoc}
*/
@Override
protected NodeFigure createMainFigure() {
NodeFigure figure = super.createMainFigure();
// Remove the shadow border to avoid unwanted spacing
figure.setBorder(null);
forceCombinedFragmentDefaultSize(figure);
return figure;
}
private void forceCombinedFragmentDefaultSize(NodeFigure figure) {
if (figure instanceof DefaultSizeNodeFigure) {
EObject eObj = this.resolveSemanticElement();
if (eObj instanceof DDiagramElementContainer) {
DDiagramElementContainer container = (DDiagramElementContainer) eObj;
if (container.getOwnedStyle() instanceof FlatContainerStyle) {
((DefaultSizeNodeFigure) figure).setDefaultSize(LayoutConstants.DEFAULT_COMBINED_FRAGMENT_WIDTH, LayoutConstants.DEFAULT_COMBINED_FRAGMENT_HEIGHT);
}
}
}
}
/**
* {@inheritDoc}
*/
public ISequenceEvent getISequenceEvent() {
return ISequenceElementAccessor.getCombinedFragment(getNotationView()).get();
}
}
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