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package org.eclipse.papyrus.diagram.activity.edit.policies;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edit.command.DeleteCommand;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
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.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.diagram.activity.edit.commands.CommentLinkCreateCommand;
import org.eclipse.papyrus.diagram.activity.edit.commands.CommentLinkReorientCommand;
import org.eclipse.papyrus.diagram.activity.edit.commands.ControlFlowCreateCommand;
import org.eclipse.papyrus.diagram.activity.edit.commands.ControlFlowReorientCommand;
import org.eclipse.papyrus.diagram.activity.edit.commands.ExceptionHandlerCreateCommand;
import org.eclipse.papyrus.diagram.activity.edit.commands.ExceptionHandlerReorientCommand;
import org.eclipse.papyrus.diagram.activity.edit.commands.ObjectFlowCreateCommand;
import org.eclipse.papyrus.diagram.activity.edit.commands.ObjectFlowReorientCommand;
import org.eclipse.papyrus.diagram.activity.edit.parts.CommentLinkEditPart;
import org.eclipse.papyrus.diagram.activity.edit.parts.ControlFlowEditPart;
import org.eclipse.papyrus.diagram.activity.edit.parts.ExceptionHandlerEditPart;
import org.eclipse.papyrus.diagram.activity.edit.parts.ObjectFlowEditPart;
import org.eclipse.papyrus.diagram.activity.providers.UMLElementTypes;
import org.eclipse.papyrus.diagram.common.command.wrappers.EMFtoGMFCommandWrapper;
/**
* @generated
*/
public class OutputPinInAddStructuralFeatureValueActionAsResultItemSemanticEditPolicy extends UMLBaseItemSemanticEditPolicy {
/**
* @generated
*/
public OutputPinInAddStructuralFeatureValueActionAsResultItemSemanticEditPolicy() {
super(UMLElementTypes.OutputPin_3094);
}
/**
* @generated
*/
protected Command getDestroyElementCommand(DestroyElementRequest req) {
View view = (View)getHost().getModel();
CompositeTransactionalCommand cmd = new CompositeTransactionalCommand(getEditingDomain(), null);
cmd.setTransactionNestingEnabled(true);
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
List<EObject> todestroy = new ArrayList<EObject>();
todestroy.add(req.getElementToDestroy());
//cmd.add(new org.eclipse.gmf.runtime.emf.type.core.commands.DestroyElementCommand(req));
cmd.add(new EMFtoGMFCommandWrapper(new DeleteCommand(getEditingDomain(), todestroy)));
} else {
cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.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(UMLElementTypes.ObjectFlow_4003 == req.getElementType()) {
return getGEFWrapper(new ObjectFlowCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.ControlFlow_4004 == req.getElementType()) {
return getGEFWrapper(new ControlFlowCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.ExceptionHandler_4005 == req.getElementType()) {
return null;
}
if(UMLElementTypes.CommentAnnotatedElement_4006 == req.getElementType()) {
return null;
}
return null;
}
/**
* @generated
*/
protected Command getCompleteCreateRelationshipCommand(CreateRelationshipRequest req) {
if(UMLElementTypes.ObjectFlow_4003 == req.getElementType()) {
return getGEFWrapper(new ObjectFlowCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.ControlFlow_4004 == req.getElementType()) {
return getGEFWrapper(new ControlFlowCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.ExceptionHandler_4005 == req.getElementType()) {
return getGEFWrapper(new ExceptionHandlerCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.CommentAnnotatedElement_4006 == req.getElementType()) {
return getGEFWrapper(new CommentLinkCreateCommand(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 ObjectFlowEditPart.VISUAL_ID:
return getGEFWrapper(new ObjectFlowReorientCommand(req));
case ControlFlowEditPart.VISUAL_ID:
return getGEFWrapper(new ControlFlowReorientCommand(req));
case ExceptionHandlerEditPart.VISUAL_ID:
return getGEFWrapper(new ExceptionHandlerReorientCommand(req));
}
return super.getReorientRelationshipCommand(req);
}
/**
* Returns command to reorient EReference based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
protected Command getReorientReferenceRelationshipCommand(ReorientReferenceRelationshipRequest req) {
switch(getVisualID(req)) {
case CommentLinkEditPart.VISUAL_ID:
return getGEFWrapper(new CommentLinkReorientCommand(req));
}
return super.getReorientReferenceRelationshipCommand(req);
}
}
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