| /* |
| * Copyright (c) 2010, 2012, 2015 Eike Stepper (Berlin, Germany) 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: |
| * Martin Fluegge - initial API and implementation |
| * |
| */ |
| package org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.policies; |
| |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassAggregationsCreateCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassAggregationsReorientCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassAssociationsCreateCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassAssociationsReorientCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassCompositionsCreateCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassCompositionsReorientCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassImplementedInterfacesCreateCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassImplementedInterfacesReorientCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassSubClassesCreateCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.commands.AClassSubClassesReorientCommand; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AAttribute2EditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AClassAAttributeCompartmentEditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AClassAOperationClassCompartmentEditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AClassAggregationsEditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AClassAssociationsEditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AClassCompositionsEditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AClassImplementedInterfacesEditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AClassSubClassesEditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.AOperation2EditPart; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.part.AcoreVisualIDRegistry; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.providers.AcoreElementTypes; |
| |
| 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.commands.DestroyReferenceCommand; |
| 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.DestroyReferenceRequest; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientReferenceRelationshipRequest; |
| import org.eclipse.gmf.runtime.notation.Edge; |
| import org.eclipse.gmf.runtime.notation.Node; |
| import org.eclipse.gmf.runtime.notation.View; |
| |
| import java.util.Iterator; |
| |
| /** |
| * @generated |
| */ |
| public class AClassItemSemanticEditPolicy extends AcoreBaseItemSemanticEditPolicy |
| { |
| |
| /** |
| * @generated |
| */ |
| public AClassItemSemanticEditPolicy() |
| { |
| super(AcoreElementTypes.AClass_2002); |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| 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 (AcoreVisualIDRegistry.getVisualID(incomingLink) == AClassSubClassesEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, |
| incomingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); |
| continue; |
| } |
| if (AcoreVisualIDRegistry.getVisualID(incomingLink) == AClassAssociationsEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, |
| incomingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); |
| continue; |
| } |
| if (AcoreVisualIDRegistry.getVisualID(incomingLink) == AClassAggregationsEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, |
| incomingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); |
| continue; |
| } |
| if (AcoreVisualIDRegistry.getVisualID(incomingLink) == AClassCompositionsEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, |
| incomingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); |
| continue; |
| } |
| } |
| for (Iterator it = view.getSourceEdges().iterator(); it.hasNext();) |
| { |
| Edge outgoingLink = (Edge)it.next(); |
| if (AcoreVisualIDRegistry.getVisualID(outgoingLink) == AClassSubClassesEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(outgoingLink.getSource().getElement(), null, |
| outgoingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink)); |
| continue; |
| } |
| if (AcoreVisualIDRegistry.getVisualID(outgoingLink) == AClassImplementedInterfacesEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(outgoingLink.getSource().getElement(), null, |
| outgoingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink)); |
| continue; |
| } |
| if (AcoreVisualIDRegistry.getVisualID(outgoingLink) == AClassAssociationsEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(outgoingLink.getSource().getElement(), null, |
| outgoingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink)); |
| continue; |
| } |
| if (AcoreVisualIDRegistry.getVisualID(outgoingLink) == AClassAggregationsEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(outgoingLink.getSource().getElement(), null, |
| outgoingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink)); |
| continue; |
| } |
| if (AcoreVisualIDRegistry.getVisualID(outgoingLink) == AClassCompositionsEditPart.VISUAL_ID) |
| { |
| DestroyReferenceRequest r = new DestroyReferenceRequest(outgoingLink.getSource().getElement(), null, |
| outgoingLink.getTarget().getElement(), false); |
| cmd.add(new DestroyReferenceCommand(r)); |
| cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink)); |
| continue; |
| } |
| } |
| EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$ |
| if (annotation == null) |
| { |
| // there are indirectly referenced children, need extra commands: false |
| 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 (AcoreVisualIDRegistry.getVisualID(node)) |
| { |
| case AClassAAttributeCompartmentEditPart.VISUAL_ID: |
| for (Iterator cit = node.getChildren().iterator(); cit.hasNext();) |
| { |
| Node cnode = (Node)cit.next(); |
| switch (AcoreVisualIDRegistry.getVisualID(cnode)) |
| { |
| case AAttribute2EditPart.VISUAL_ID: |
| cmd.add( |
| new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: |
| // true |
| // 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 AClassAOperationClassCompartmentEditPart.VISUAL_ID: |
| for (Iterator cit = node.getChildren().iterator(); cit.hasNext();) |
| { |
| Node cnode = (Node)cit.next(); |
| switch (AcoreVisualIDRegistry.getVisualID(cnode)) |
| { |
| case AOperation2EditPart.VISUAL_ID: |
| cmd.add( |
| new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: |
| // true |
| // 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; |
| } |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| 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 (AcoreElementTypes.AClassSubClasses_4001 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassSubClassesCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| if (AcoreElementTypes.AClassImplementedInterfaces_4002 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassImplementedInterfacesCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| if (AcoreElementTypes.AClassAssociations_4003 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassAssociationsCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| if (AcoreElementTypes.AClassAggregations_4004 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassAggregationsCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| if (AcoreElementTypes.AClassCompositions_4005 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassCompositionsCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| return null; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected Command getCompleteCreateRelationshipCommand(CreateRelationshipRequest req) |
| { |
| if (AcoreElementTypes.AClassSubClasses_4001 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassSubClassesCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| if (AcoreElementTypes.AClassImplementedInterfaces_4002 == req.getElementType()) |
| { |
| return null; |
| } |
| if (AcoreElementTypes.AClassAssociations_4003 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassAssociationsCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| if (AcoreElementTypes.AClassAggregations_4004 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassAggregationsCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| if (AcoreElementTypes.AClassCompositions_4005 == req.getElementType()) |
| { |
| return getGEFWrapper(new AClassCompositionsCreateCommand(req, req.getSource(), req.getTarget())); |
| } |
| return null; |
| } |
| |
| /** |
| * Returns command to reorient EReference based link. New link target or source should be the domain model element |
| * associated with this node. |
| * |
| * @generated |
| */ |
| @Override |
| protected Command getReorientReferenceRelationshipCommand(ReorientReferenceRelationshipRequest req) |
| { |
| switch (getVisualID(req)) |
| { |
| case AClassSubClassesEditPart.VISUAL_ID: |
| return getGEFWrapper(new AClassSubClassesReorientCommand(req)); |
| case AClassImplementedInterfacesEditPart.VISUAL_ID: |
| return getGEFWrapper(new AClassImplementedInterfacesReorientCommand(req)); |
| case AClassAssociationsEditPart.VISUAL_ID: |
| return getGEFWrapper(new AClassAssociationsReorientCommand(req)); |
| case AClassAggregationsEditPart.VISUAL_ID: |
| return getGEFWrapper(new AClassAggregationsReorientCommand(req)); |
| case AClassCompositionsEditPart.VISUAL_ID: |
| return getGEFWrapper(new AClassCompositionsReorientCommand(req)); |
| } |
| return super.getReorientReferenceRelationshipCommand(req); |
| } |
| |
| } |
