/*
* @(#)DesignMode.java 1.15 05/11/17
*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package java.beans;
/**
* <p>
* This interface is intended to be implemented by, or delegated from, instances
* of java.beans.beancontext.BeanContext, in order to propagate to its nested hierarchy
* of java.beans.beancontext.BeanContextChild instances, the current "designTime" property.
* <p>
* The JavaBeans specification defines the notion of design time as is a
* mode in which JavaBeans instances should function during their composition
* and customization in a interactive design, composition or construction tool,
* as opposed to runtime when the JavaBean is part of an applet, application,
* or other live Java executable abstraction.
*
* @author Laurence P. G. Cable
* @version 1.15, 11/17/05
* @since 1.2
*
* @see java.beans.beancontext.BeanContext
* @see java.beans.beancontext.BeanContextChild
* @see java.beans.beancontext.BeanContextMembershipListener
* @see java.beans.PropertyChangeEvent
*/
public interface DesignMode {
/**
* The standard value of the propertyName as fired from a BeanContext or
* other source of PropertyChangeEvents.
*/
static String PROPERTYNAME = "designTime";
/**
* Sets the "value" of the "designTime" property.
* <p>
* If the implementing object is an instance of java.beans.beancontext.BeanContext,
* or a subinterface thereof, then that BeanContext should fire a
* PropertyChangeEvent, to its registered BeanContextMembershipListeners, with
* parameters:
* <ul>
* <li><code>propertyName</code> - <code>java.beans.DesignMode.PROPERTYNAME</code>
* <li><code>oldValue</code> - previous value of "designTime"
* <li><code>newValue</code> - current value of "designTime"
* </ul>
* Note it is illegal for a BeanContextChild to invoke this method
* associated with a BeanContext that it is nested within.
*
* @param designTime the current "value" of the "designTime" property
* @see java.beans.beancontext.BeanContext
* @see java.beans.beancontext.BeanContextMembershipListener
* @see java.beans.PropertyChangeEvent
*/
void setDesignTime(boolean designTime);
/**
* A value of true denotes that JavaBeans should behave in design time
* mode, a value of false denotes runtime behavior.
*
* @return the current "value" of the "designTime" property.
*/
boolean isDesignTime();
}