Package ptolemy.actor.gt

Class GTEntityUtils

  • public class GTEntityUtils
extends java.lang.Object
    A set of utilities for handling GTEntities (instances of GTEntity).
    Since:
    Ptolemy II 7.1
    Version:
    $Id$
    Author:
    Thomas Huining Feng
    Pt.AcceptedRating:
    Red (tfeng)
    Pt.ProposedRating:
    Yellow (tfeng)

    • Constructor Summary

      Constructors 
      Constructor Description
      GTEntityUtils()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static void exportPortProperties​(GTEntity entity, java.io.Writer output, int depth)
      For each port of the given entity, if the port's derived level is greater than 0 (i.e., it is created automatically by the entity), store the persistent attributes of the port in a "port" XML element.
      static void updateAppearance​(GTEntity entity, GTIngredientsAttribute attribute)
      Update the appearance (icons and ports) of the entity with the change in a GTIngredientAttribute, such as a criterion or an operation.
      static void valueChanged​(GTEntity entity, Settable settable)
      React to change of a settable contained in the entity and update the entity's appearance.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • GTEntityUtils

        public GTEntityUtils()

    • Method Detail

      • exportPortProperties

        public static void exportPortProperties​(GTEntity entity,
                                        java.io.Writer output,
                                        int depth)
                                 throws java.io.IOException
        For each port of the given entity, if the port's derived level is greater than 0 (i.e., it is created automatically by the entity), store the persistent attributes of the port in a "port" XML element.
        Parameters:
        entity - The entity whose ports are looked at.
        output - The output writer.
        depth - The depth for the MoML output.
        Throws:
        java.io.IOException - If the output writer cannot be written to.

      • updateAppearance

        public static void updateAppearance​(GTEntity entity,
                                    GTIngredientsAttribute attribute)
        Update the appearance (icons and ports) of the entity with the change in a GTIngredientAttribute, such as a criterion or an operation.
        Parameters:
        entity - The entity.
        attribute - The attribute whose recent change leads to an update of the entity.

      • valueChanged

        public static void valueChanged​(GTEntity entity,
                                Settable settable)
        React to change of a settable contained in the entity and update the entity's appearance.
        Parameters:
        entity - The entity that contains the settable.
        settable - The settable whose value is changed.
        See Also:
        ValueListener.valueChanged(Settable)