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/*****************************************************************************
* Copyright (c) 2010 Atos Origin.
*
*
* 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:
* Atos Origin - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.policies;
import java.util.Iterator;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.runtime.common.core.command.ICompositeCommand;
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.DestroyElementRequest;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.diagram.clazz.edit.parts.ConstraintEditPart;
import org.eclipse.papyrus.diagram.clazz.part.UMLVisualIDRegistry;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.BlockAttributeCompartmentEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.BlockConstraintCompartmentEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.BlockOperationCompartmentEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.BlockPartCompartmentEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.BlockReferenceCompartmentEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.BlockValueCompartmentEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.OperationEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.edit.parts.PropertyEditPart;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.part.SysmlVisualIDRegistry;
import org.eclipse.papyrus.sysml.diagram.blockdiagram.providers.SysmlElementTypes;
/**
* @generated
*/
public class BlockItemSemanticEditPolicy extends SysmlBaseItemSemanticEditPolicy {
/**
* @generated
*/
public BlockItemSemanticEditPolicy() {
super(SysmlElementTypes.Block_2001);
}
/**
* @generated
*/
protected Command getDestroyElementCommand(DestroyElementRequest req) {
View view = (View)getHost().getModel();
CompositeTransactionalCommand cmd = new CompositeTransactionalCommand(getEditingDomain(), null);
cmd.setTransactionNestingEnabled(false);
EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$
if(annotation == null) {
// there are indirectly referenced children, need extra commands: true
addDestroyChildNodesCommand(cmd);
addDestroyShortcutsCommand(cmd, view);
// delete host element
cmd.add(new DestroyElementCommand(req));
} else {
cmd.add(new DeleteCommand(getEditingDomain(), view));
}
return getGEFWrapper(cmd.reduce());
}
/**
* @generated
*/
private void addDestroyChildNodesCommand(ICompositeCommand cmd) {
View view = (View)getHost().getModel();
for(Iterator nit = view.getChildren().iterator(); nit.hasNext();) {
Node node = (Node)nit.next();
switch(SysmlVisualIDRegistry.getVisualID(node)) {
case BlockAttributeCompartmentEditPart.VISUAL_ID:
case BlockReferenceCompartmentEditPart.VISUAL_ID:
case BlockValueCompartmentEditPart.VISUAL_ID:
case BlockPartCompartmentEditPart.VISUAL_ID:
for(Iterator cit = node.getChildren().iterator(); cit.hasNext();) {
Node cnode = (Node)cit.next();
switch(SysmlVisualIDRegistry.getVisualID(cnode)) {
case PropertyEditPart.VISUAL_ID:
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: false
// don't need explicit deletion of cnode as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), cnode));
break;
}
}
break;
case BlockOperationCompartmentEditPart.VISUAL_ID:
for(Iterator cit = node.getChildren().iterator(); cit.hasNext();) {
Node cnode = (Node)cit.next();
switch(SysmlVisualIDRegistry.getVisualID(cnode)) {
case OperationEditPart.VISUAL_ID:
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: false
// don't need explicit deletion of cnode as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), cnode));
break;
}
}
break;
case BlockConstraintCompartmentEditPart.VISUAL_ID:
for(Iterator cit = node.getChildren().iterator(); cit.hasNext();) {
Node cnode = (Node)cit.next();
switch(UMLVisualIDRegistry.getVisualID(cnode)) {
case ConstraintEditPart.VISUAL_ID:
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: false
// don't need explicit deletion of cnode as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), cnode));
break;
}
}
break;
}
}
}
}
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