/*******************************************************************************
* Copyright (c) 2012 VMware, Inc.
* 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:
* VMware, Inc. - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.config.graph.policies;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.commands.CompoundCommand;
import org.eclipse.gef.editpolicies.AbstractEditPolicy;
import org.eclipse.gef.editpolicies.ContainerEditPolicy;
import org.eclipse.gef.requests.CreateRequest;
import org.eclipse.gef.requests.GroupRequest;
import org.springframework.ide.eclipse.config.graph.model.Activity;
import org.springframework.ide.eclipse.config.graph.model.StructuredActivity;
import org.springframework.ide.eclipse.config.graph.model.commands.AddAndAssignSourceCommand;
import org.springframework.ide.eclipse.config.graph.model.commands.CreateAndAssignSourceCommand;
/**
* @author Leo Dos Santos
* @author Christian Dupuis
*/
public class ActivitySourceEditPolicy extends ContainerEditPolicy {
/**
* @see org.eclipse.gef.editpolicies.ContainerEditPolicy#getAddCommand(org.eclipse.gef.requests.GroupRequest)
*/
@Override
protected Command getAddCommand(GroupRequest request) {
CompoundCommand cmd = new CompoundCommand();
for (int i = 0; i < request.getEditParts().size(); i++) {
StructuredActivity parent = (StructuredActivity) getHost().getParent().getModel();
AddAndAssignSourceCommand add = new AddAndAssignSourceCommand(parent.getDiagram().getTextEditor());
add.setParent(parent);
add.setSource((Activity) getHost().getModel());
add.setChild(((Activity) ((EditPart) request.getEditParts().get(i)).getModel()));
cmd.add(add);
}
return cmd;
}
/**
* @see ContainerEditPolicy#getCreateCommand(org.eclipse.gef.requests.CreateRequest)
*/
@Override
protected Command getCreateCommand(CreateRequest request) {
StructuredActivity parent = (StructuredActivity) getHost().getParent().getModel();
CreateAndAssignSourceCommand cmd = new CreateAndAssignSourceCommand(parent.getDiagram().getTextEditor());
cmd.setParent(parent);
cmd.setChild((Activity) request.getNewObject());
cmd.setSource((Activity) getHost().getModel());
return cmd;
}
/**
* @see AbstractEditPolicy#getTargetEditPart(org.eclipse.gef.Request)
*/
@Override
public EditPart getTargetEditPart(Request request) {
if (REQ_CREATE.equals(request.getType())) {
return getHost();
}
if (REQ_ADD.equals(request.getType())) {
return getHost();
}
if (REQ_MOVE.equals(request.getType())) {
return getHost();
}
return super.getTargetEditPart(request);
}
}