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/*******************************************************************************
* Copyright (c) 2001, 2007 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.wst.xsd.ui.internal.common.commands;
import org.eclipse.xsd.XSDComplexTypeDefinition;
import org.eclipse.xsd.XSDCompositor;
import org.eclipse.xsd.XSDConcreteComponent;
import org.eclipse.xsd.XSDElementDeclaration;
import org.eclipse.xsd.XSDFactory;
import org.eclipse.xsd.XSDModelGroup;
import org.eclipse.xsd.XSDModelGroupDefinition;
import org.eclipse.xsd.XSDParticle;
import org.eclipse.xsd.XSDSimpleTypeDefinition;
import org.eclipse.xsd.util.XSDSchemaBuildingTools;
public class AddXSDModelGroupCommand extends BaseCommand
{
XSDConcreteComponent parent;
XSDCompositor xsdCompositor;
XSDModelGroup newModelGroup;
public AddXSDModelGroupCommand(String label, XSDConcreteComponent parent, XSDCompositor xsdCompositor)
{
super(label);
this.parent = parent;
this.xsdCompositor = xsdCompositor;
}
public void execute()
{
try
{
beginRecording(parent.getElement());
XSDConcreteComponent owner = getOwner();
if (owner != null)
{
XSDParticle particle = XSDFactory.eINSTANCE.createXSDParticle();
newModelGroup = createModelGroup();
particle.setContent(newModelGroup);
XSDComplexTypeDefinition ctd = (XSDComplexTypeDefinition) owner;
ctd.setContent(particle);
}
formatChild(parent.getElement());
}
finally
{
endRecording();
}
}
public void undo()
{
super.undo();
if (parent instanceof XSDModelGroup)
{
XSDModelGroup model = (XSDModelGroup) parent;
model.getContents().remove(newModelGroup.getContainer());
}
}
private XSDConcreteComponent getOwner()
{
XSDConcreteComponent owner = null;
if (parent instanceof XSDElementDeclaration)
{
XSDElementDeclaration ed = (XSDElementDeclaration)parent;
if (ed.getTypeDefinition() != null)
{
if (ed.getAnonymousTypeDefinition() == null)
{
ed.setTypeDefinition(null);
XSDComplexTypeDefinition td = XSDFactory.eINSTANCE.createXSDComplexTypeDefinition();
ed.setAnonymousTypeDefinition(td);
owner = ed.getTypeDefinition();
}
else
{
XSDComplexTypeDefinition td = XSDFactory.eINSTANCE.createXSDComplexTypeDefinition();
ed.setAnonymousTypeDefinition(td);
owner = td;
}
}
else if (ed.getAnonymousTypeDefinition() == null)
{
XSDComplexTypeDefinition td = XSDFactory.eINSTANCE.createXSDComplexTypeDefinition();
ed.setAnonymousTypeDefinition(td);
owner = td;
}
else if (ed.getAnonymousTypeDefinition() instanceof XSDComplexTypeDefinition)
{
owner = ed.getAnonymousTypeDefinition();
}
else if (ed.getAnonymousTypeDefinition() instanceof XSDSimpleTypeDefinition)
{
XSDComplexTypeDefinition td = XSDFactory.eINSTANCE.createXSDComplexTypeDefinition();
ed.setAnonymousTypeDefinition(td);
owner = td;
}
}
else if (parent instanceof XSDModelGroup)
{
newModelGroup = createModelGroup();
((XSDModelGroup) parent).getContents().add(newModelGroup.getContainer());
}
else if (parent instanceof XSDComplexTypeDefinition)
{
XSDComplexTypeDefinition ct = (XSDComplexTypeDefinition)parent;
owner = parent;
if (ct.getContent() instanceof XSDParticle)
{
XSDParticle particle = (XSDParticle)ct.getContent();
if (particle.getContent() instanceof XSDModelGroup)
{
owner = null;
newModelGroup = createModelGroup();
XSDModelGroup newParent = (XSDModelGroup)particle.getContent();
newParent.getContents().add(newModelGroup.getContainer());
}
}
}
else if (parent instanceof XSDModelGroupDefinition)
{
XSDModelGroupDefinition modelGroupDefinition = (XSDModelGroupDefinition)parent;
owner = null;
newModelGroup = createModelGroup();
if (modelGroupDefinition.getModelGroup() != null)
{
XSDModelGroup newParent = modelGroupDefinition.getModelGroup();
newParent.getContents().add(newModelGroup.getContainer());
}
else
{
modelGroupDefinition.setModelGroup(newModelGroup);
}
}
return owner;
}
protected boolean adopt(XSDConcreteComponent model)
{
return false;
}
protected XSDModelGroup createModelGroup()
{
XSDFactory factory = XSDSchemaBuildingTools.getXSDFactory();
XSDParticle particle = factory.createXSDParticle();
XSDModelGroup modelGroup = factory.createXSDModelGroup();
modelGroup.setCompositor(xsdCompositor);
particle.setContent(modelGroup);
addedXSDConcreteComponent = modelGroup;
return modelGroup;
}
}
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