/* | |
* | |
*/ | |
package comrel.diagram.edit.policies; | |
import java.util.Iterator; | |
import org.eclipse.emf.ecore.EAnnotation; | |
import org.eclipse.gef.commands.Command; | |
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.CreateRelationshipRequest; | |
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest; | |
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest; | |
import org.eclipse.gmf.runtime.notation.Edge; | |
import org.eclipse.gmf.runtime.notation.View; | |
import comrel.diagram.edit.commands.MultiSinglePortMappingCreateCommand; | |
import comrel.diagram.edit.commands.MultiSinglePortMappingReorientCommand; | |
import comrel.diagram.edit.commands.SinglePortMappingCreateCommand; | |
import comrel.diagram.edit.commands.SinglePortMappingReorientCommand; | |
import comrel.diagram.edit.parts.MultiSinglePortMappingEditPart; | |
import comrel.diagram.edit.parts.SinglePortMappingEditPart; | |
import comrel.diagram.part.ComrelVisualIDRegistry; | |
import comrel.diagram.providers.ComrelElementTypes; | |
/** | |
* @generated | |
*/ | |
public class SingleInputPort4ItemSemanticEditPolicy extends | |
ComrelBaseItemSemanticEditPolicy { | |
/** | |
* @generated | |
*/ | |
public SingleInputPort4ItemSemanticEditPolicy() { | |
super(ComrelElementTypes.SingleInputPort_3009); | |
} | |
/** | |
* @generated | |
*/ | |
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 (ComrelVisualIDRegistry.getVisualID(incomingLink) == SinglePortMappingEditPart.VISUAL_ID) { | |
DestroyElementRequest r = new DestroyElementRequest( | |
incomingLink.getElement(), false); | |
cmd.add(new DestroyElementCommand(r)); | |
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); | |
continue; | |
} | |
if (ComrelVisualIDRegistry.getVisualID(incomingLink) == MultiSinglePortMappingEditPart.VISUAL_ID) { | |
DestroyElementRequest r = new DestroyElementRequest( | |
incomingLink.getElement(), false); | |
cmd.add(new DestroyElementCommand(r)); | |
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); | |
continue; | |
} | |
} | |
for (Iterator<?> it = view.getSourceEdges().iterator(); it.hasNext();) { | |
Edge outgoingLink = (Edge) it.next(); | |
if (ComrelVisualIDRegistry.getVisualID(outgoingLink) == SinglePortMappingEditPart.VISUAL_ID) { | |
DestroyElementRequest r = new DestroyElementRequest( | |
outgoingLink.getElement(), false); | |
cmd.add(new DestroyElementCommand(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 | |
addDestroyShortcutsCommand(cmd, view); | |
// delete host element | |
cmd.add(new DestroyElementCommand(req)); | |
} else { | |
cmd.add(new 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 (ComrelElementTypes.SinglePortMapping_4001 == req.getElementType()) { | |
return getGEFWrapper(new SinglePortMappingCreateCommand(req, | |
req.getSource(), req.getTarget())); | |
} | |
if (ComrelElementTypes.MultiSinglePortMapping_4003 == req | |
.getElementType()) { | |
return null; | |
} | |
return null; | |
} | |
/** | |
* @generated | |
*/ | |
protected Command getCompleteCreateRelationshipCommand( | |
CreateRelationshipRequest req) { | |
if (ComrelElementTypes.SinglePortMapping_4001 == req.getElementType()) { | |
return getGEFWrapper(new SinglePortMappingCreateCommand(req, | |
req.getSource(), req.getTarget())); | |
} | |
if (ComrelElementTypes.MultiSinglePortMapping_4003 == req | |
.getElementType()) { | |
return getGEFWrapper(new MultiSinglePortMappingCreateCommand(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 SinglePortMappingEditPart.VISUAL_ID: | |
return getGEFWrapper(new SinglePortMappingReorientCommand(req)); | |
case MultiSinglePortMappingEditPart.VISUAL_ID: | |
return getGEFWrapper(new MultiSinglePortMappingReorientCommand(req)); | |
} | |
return super.getReorientRelationshipCommand(req); | |
} | |
} |