@Override
  public Object[] create(ICreateContext context) {
    // Retrieve the graph
    PiGraph graph = (PiGraph) getBusinessObjectForPictogramElement(getDiagram());

    // Ask user for Actor name until a valid name is entered.
    String question = "Enter new round buffer actor name";
    String newActorName = "RoundBufferActorName";

    newActorName =
        PiMMUtil.askString(
            "Create Round Buffer Actor",
            question,
            newActorName,
            new VertexNameValidator(graph, null));
    if (newActorName == null || newActorName.trim().length() == 0) {
      this.hasDoneChanges = false; // If this is not done, the graph is considered modified.
      return EMPTY;
    }

    // create Actor
    RoundBufferActor newActor = PiMMFactory.eINSTANCE.createRoundBufferActor();
    newActor.setName(newActorName);

    // Add new actor to the graph.
    if (graph.getVertices().add(newActor)) {
      this.hasDoneChanges = true;
    }

    // do the add to the Diagram
    addGraphicalRepresentation(context, newActor);

    // return newly created business object(s)
    return new Object[] {newActor};
  }
示例#2
0
  @Override
  public void execute(ICustomContext context) {

    // Re-check if only one element is selected
    PictogramElement[] pes = context.getPictogramElements();
    if (pes != null && pes.length == 1) {
      Object bo = getBusinessObjectForPictogramElement(pes[0]);
      if (bo instanceof Fifo) {
        Fifo fifo = (Fifo) bo;

        // Ask user for data type.
        String question = "Enter data type for the FIFO";
        String oldType = fifo.getType();
        String type = oldType;

        type = PiMMUtil.askString(getName(), question, type, null);
        if ((type == null && oldType == null) || (type != null && type.equals(oldType))) {
          this.hasDoneChanges = false;
        } else {
          this.hasDoneChanges = true;
        }
        fifo.setType(type);

        // Call the layout feature
        layoutPictogramElement(pes[0]);
      }
    }
  }