@Override
public void showSizeOnDropFeedback(CreateRequest request, IFigure feedback, Insets insets) {
Point p = new Point(request.getLocation().getCopy());
feedback.translateToRelative(p);
Dimension size = request.getSize().getCopy();
feedback.translateToRelative(size);
feedback.setBounds(new Rectangle(p, size).expand(insets));
}
protected Command getCreateCommand(CreateRequest request) {
NodeCreateCommand createCommand = new NodeCreateCommand();
createCommand.setNode((Node) request.getNewObject());
createCommand.setParent((ProcessDefinition) getHost().getModel());
createCommand.setLocation(request.getLocation());
createCommand.setLabel("create a node");
return createCommand;
}
/* (non-Javadoc)
* @see org.eclipse.gef.editpolicies.LayoutEditPolicy#getCreateCommand(org.eclipse.gef.requests.CreateRequest)
*/
protected Command getCreateCommand(CreateRequest request) {
Object newObjectType = request.getNewObjectType();
Command createCommand = null;
if (newObjectType == ProvidesDef.class
|| newObjectType == UsesDef.class
|| newObjectType == PublishesDef.class
|| newObjectType == ConsumesDef.class) {
CreateNodeCommand create = new CreateNodeCommand();
Dimension dim = request.getSize();
if (dim == null) dim = new Dimension(100, 20);
create.setConstraint(new Rectangle(request.getLocation(), dim));
create.setParent((View) getHost().getModel());
create.setModelParent(((View) getHost().getModel()).getModuleDef());
create.setModelObject((Contained) request.getNewObject());
create.setLabel("create a node");
createCommand = create;
}
return createCommand;
}
@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;
}
