/**
* This file is protected by Copyright.
* Please refer to the COPYRIGHT file distributed with this source distribution.
*
* This file is part of REDHAWK IDE.
*
* 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.
*
*/
// BEGIN GENERATED CODE
package mil.jpeojtrs.sca.dcd.diagram.edit.policies;
import java.util.Iterator;
import mil.jpeojtrs.sca.dcd.diagram.edit.commands.DcdConnectInterfaceCreateCommand;
import mil.jpeojtrs.sca.dcd.diagram.edit.commands.DcdConnectInterfaceReorientCommand;
import mil.jpeojtrs.sca.dcd.diagram.edit.parts.DcdConnectInterfaceEditPart;
import mil.jpeojtrs.sca.dcd.diagram.part.DcdVisualIDRegistry;
import mil.jpeojtrs.sca.dcd.diagram.providers.DcdElementTypes;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand;
import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.commands.DestroyElementCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.notation.Edge;
import org.eclipse.gmf.runtime.notation.View;
/**
* @generated
*/
public class ProvidesPortStubItemSemanticEditPolicy extends
DcdBaseItemSemanticEditPolicy {
/**
* @generated
*/
public ProvidesPortStubItemSemanticEditPolicy() {
super(DcdElementTypes.ProvidesPortStub_3004);
}
/**
* @generated
*/
protected Command getDestroyElementCommand(DestroyElementRequest req) {
View view = (View) getHost().getModel();
CompositeTransactionalCommand cmd = new CompositeTransactionalCommand(
getEditingDomain(), null);
cmd.setTransactionNestingEnabled(false);
for (Iterator<?> it = view.getTargetEdges().iterator(); it.hasNext();) {
Edge incomingLink = (Edge) it.next();
if (DcdVisualIDRegistry.getVisualID(incomingLink) == DcdConnectInterfaceEditPart.VISUAL_ID) {
DestroyElementRequest r = new DestroyElementRequest(
incomingLink.getElement(), false);
cmd.add(new DestroyElementCommand(r));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
continue;
}
}
EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$
if (annotation == null) {
// there are indirectly referenced children, need extra commands: false
addDestroyShortcutsCommand(cmd, view);
// delete host element
cmd.add(new DestroyElementCommand(req));
} else {
cmd.add(new DeleteCommand(getEditingDomain(), view));
}
return getGEFWrapper(cmd.reduce());
}
/**
* @generated
*/
protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) {
Command command = req.getTarget() == null ? getStartCreateRelationshipCommand(req)
: getCompleteCreateRelationshipCommand(req);
return command != null ? command : super
.getCreateRelationshipCommand(req);
}
/**
* @generated
*/
protected Command getStartCreateRelationshipCommand(
CreateRelationshipRequest req) {
if (DcdElementTypes.DcdConnectInterface_4001 == req.getElementType()) {
return null;
}
return null;
}
/**
* @generated
*/
protected Command getCompleteCreateRelationshipCommand(
CreateRelationshipRequest req) {
if (DcdElementTypes.DcdConnectInterface_4001 == req.getElementType()) {
return getGEFWrapper(new DcdConnectInterfaceCreateCommand(req,
req.getSource(), req.getTarget()));
}
return null;
}
/**
* Returns command to reorient EClass based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
protected Command getReorientRelationshipCommand(
ReorientRelationshipRequest req) {
switch (getVisualID(req)) {
case DcdConnectInterfaceEditPart.VISUAL_ID:
return getGEFWrapper(new DcdConnectInterfaceReorientCommand(req));
}
return super.getReorientRelationshipCommand(req);
}
}