/*****************************************************************************
* Copyright (c) 2010 CEA LIST.
*
*
* 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:
* Yann Tanguy (CEA LIST) yann.tanguy@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.composite.custom.edit.policies;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.EditPolicy;
import org.eclipse.gef.editpolicies.NonResizableEditPolicy;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.uml.diagram.common.editpolicies.BorderItemResizableEditPolicy;
import org.eclipse.papyrus.uml.diagram.composite.edit.parts.ActivityCompositeEditPart;
import org.eclipse.papyrus.uml.diagram.composite.edit.parts.ParameterEditPart;
import org.eclipse.papyrus.uml.diagram.composite.edit.parts.PortEditPart;
import org.eclipse.papyrus.uml.diagram.composite.part.UMLVisualIDRegistry;
/**
* This edit policy replaces the GMF generated edit policy for Behavior(s).
* In particular it provides a getCreateCommands that add a ChangeBoundRequest on a created Parameter (or Port)
* in order to locate it at the cursor position.
* An example of code generated by GMF can be found in {@link ActivityCompositeEditPart#createLayoutEditPolicy()}.
*/
public class BehaviorLayoutEditPolicy extends StructuredClassifierLayoutEditPolicy {
@Override
protected EditPolicy createChildEditPolicy(EditPart child) {
View childView = (View)child.getModel();
switch(UMLVisualIDRegistry.getVisualID(childView)) {
case PortEditPart.VISUAL_ID:
case ParameterEditPart.VISUAL_ID:
return new BorderItemResizableEditPolicy();
}
EditPolicy result = child.getEditPolicy(EditPolicy.PRIMARY_DRAG_ROLE);
if(result == null) {
result = new NonResizableEditPolicy();
}
return result;
}
}