@Override
protected Command getCreateCommand(CreateRequest request) {
if (request instanceof CreateViewAndElementRequest) {
CreateViewAndElementRequest req = (CreateViewAndElementRequest) request;
if (req.getViewAndElementDescriptor()
.getSemanticHint()
.equals(((IHintedType) UMLElementTypes.Pseudostate_16000).getSemanticHint())
|| req.getViewAndElementDescriptor()
.getSemanticHint()
.equals(((IHintedType) UMLElementTypes.Pseudostate_17000).getSemanticHint())
|| req.getViewAndElementDescriptor()
.getSemanticHint()
.equals(
((IHintedType) UMLElementTypes.ConnectionPointReference_18000)
.getSemanticHint())) {
TransactionalEditingDomain editingDomain =
((IGraphicalEditPart) getHost()).getEditingDomain();
CompositeTransactionalCommand cc =
new CompositeTransactionalCommand(editingDomain, DiagramUIMessages.AddCommand_Label);
Iterator<?> iter = req.getViewDescriptors().iterator();
// Retrieve parent location
Point parentLoc = getHostFigure().getBounds().getLocation().getCopy();
// Compute relative creation location
Point requestedLocation = request.getLocation().getCopy();
getHostFigure().translateToRelative(requestedLocation);
// Create proposed creation bounds and use the locator to find the expected position
CustomEntryExitPointPositionLocator locator =
new CustomEntryExitPointPositionLocator(getHostFigure(), PositionConstants.NONE);
Rectangle proposedBounds = new Rectangle(requestedLocation, new Dimension(20, 20));
Rectangle preferredBounds = locator.getPreferredLocation(proposedBounds);
// Convert the calculated preferred bounds as relative to parent location
Rectangle creationBounds = preferredBounds.getTranslated(parentLoc.getNegated());
while (iter.hasNext()) {
CreateViewRequest.ViewDescriptor viewDescriptor =
(CreateViewRequest.ViewDescriptor) iter.next();
cc.compose(
new SetBoundsCommand(
editingDomain,
DiagramUIMessages.SetLocationCommand_Label_Resize,
viewDescriptor,
creationBounds));
}
if (cc.reduce() == null) {
return null;
}
return new ICommandProxy(cc.reduce());
}
}
return null;
}
