Interface IExpressionListener


public interface IExpressionListener
An expression listener is notified of expression additions, removals, and changes. Listeners register and unregister with the expression manager.

Clients may implement this interface.

Since:
2.0
See Also:
  • Method Summary

    Modifier and Type
    Method
    Description
    void
    Notifies this listener that the given expression has been added to the expression manager.
    void
    Notifies this listener that the given expression has changed.
    void
    Notifies this listener that the given expression has been removed from the expression manager.
  • Method Details

    • expressionAdded

      void expressionAdded(IExpression expression)
      Notifies this listener that the given expression has been added to the expression manager.
      Parameters:
      expression - the added expression
    • expressionRemoved

      void expressionRemoved(IExpression expression)
      Notifies this listener that the given expression has been removed from the expression manager.
      Parameters:
      expression - the removed expression
    • expressionChanged

      void expressionChanged(IExpression expression)
      Notifies this listener that the given expression has changed.
      Parameters:
      expression - the changed expression