/* | |
* | |
*/ | |
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.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.CreateElementRequest; | |
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest; | |
import org.eclipse.gmf.runtime.notation.Edge; | |
import org.eclipse.gmf.runtime.notation.Node; | |
import org.eclipse.gmf.runtime.notation.View; | |
import comrel.diagram.edit.commands.MultiInputPort5CreateCommand; | |
import comrel.diagram.edit.commands.SingleOutputPort2CreateCommand; | |
import comrel.diagram.edit.parts.MultiInputPort5EditPart; | |
import comrel.diagram.edit.parts.MultiPortMappingEditPart; | |
import comrel.diagram.edit.parts.MultiSinglePortMappingEditPart; | |
import comrel.diagram.edit.parts.SingleOutputPort2EditPart; | |
import comrel.diagram.edit.parts.SinglePortMappingEditPart; | |
import comrel.diagram.part.ComrelVisualIDRegistry; | |
import comrel.diagram.providers.ComrelElementTypes; | |
/** | |
* @generated | |
*/ | |
public class SingleFilterUnit5ItemSemanticEditPolicy extends | |
ComrelBaseItemSemanticEditPolicy { | |
/** | |
* @generated | |
*/ | |
public SingleFilterUnit5ItemSemanticEditPolicy() { | |
super(ComrelElementTypes.SingleFilterUnit_3063); | |
} | |
/** | |
* @generated | |
*/ | |
protected Command getCreateCommand(CreateElementRequest req) { | |
if (ComrelElementTypes.MultiInputPort_3017 == req.getElementType()) { | |
return getGEFWrapper(new MultiInputPort5CreateCommand(req)); | |
} | |
if (ComrelElementTypes.SingleOutputPort_3018 == req.getElementType()) { | |
return getGEFWrapper(new SingleOutputPort2CreateCommand(req)); | |
} | |
return super.getCreateCommand(req); | |
} | |
/** | |
* @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: 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 (ComrelVisualIDRegistry.getVisualID(node)) { | |
case MultiInputPort5EditPart.VISUAL_ID: | |
for (Iterator<?> it = node.getTargetEdges().iterator(); it | |
.hasNext();) { | |
Edge incomingLink = (Edge) it.next(); | |
if (ComrelVisualIDRegistry.getVisualID(incomingLink) == MultiPortMappingEditPart.VISUAL_ID) { | |
DestroyElementRequest r = new DestroyElementRequest( | |
incomingLink.getElement(), false); | |
cmd.add(new DestroyElementCommand(r)); | |
cmd.add(new DeleteCommand(getEditingDomain(), | |
incomingLink)); | |
continue; | |
} | |
} | |
for (Iterator<?> it = node.getSourceEdges().iterator(); it | |
.hasNext();) { | |
Edge outgoingLink = (Edge) it.next(); | |
if (ComrelVisualIDRegistry.getVisualID(outgoingLink) == MultiPortMappingEditPart.VISUAL_ID) { | |
DestroyElementRequest r = new DestroyElementRequest( | |
outgoingLink.getElement(), false); | |
cmd.add(new DestroyElementCommand(r)); | |
cmd.add(new DeleteCommand(getEditingDomain(), | |
outgoingLink)); | |
continue; | |
} | |
if (ComrelVisualIDRegistry.getVisualID(outgoingLink) == MultiSinglePortMappingEditPart.VISUAL_ID) { | |
DestroyElementRequest r = new DestroyElementRequest( | |
outgoingLink.getElement(), false); | |
cmd.add(new DestroyElementCommand(r)); | |
cmd.add(new DeleteCommand(getEditingDomain(), | |
outgoingLink)); | |
continue; | |
} | |
} | |
cmd.add(new DestroyElementCommand(new DestroyElementRequest( | |
getEditingDomain(), node.getElement(), false))); // directlyOwned: true | |
// don't need explicit deletion of node as parent's view deletion would clean child views as well | |
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), node)); | |
break; | |
case SingleOutputPort2EditPart.VISUAL_ID: | |
for (Iterator<?> it = node.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; | |
} | |
} | |
cmd.add(new DestroyElementCommand(new DestroyElementRequest( | |
getEditingDomain(), node.getElement(), false))); // directlyOwned: true | |
// don't need explicit deletion of node as parent's view deletion would clean child views as well | |
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), node)); | |
break; | |
} | |
} | |
} | |
} |