90 lines
3.5 KiB
Java
90 lines
3.5 KiB
Java
/*
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* Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package java.beans;
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/**
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* <p>
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* This interface is intended to be implemented by, or delegated from, instances
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* of java.beans.beancontext.BeanContext, in order to propagate to its nested hierarchy
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* of java.beans.beancontext.BeanContextChild instances, the current "designTime" property.
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* <p>
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* The JavaBeans™ specification defines the notion of design time as is a
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* mode in which JavaBeans instances should function during their composition
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* and customization in a interactive design, composition or construction tool,
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* as opposed to runtime when the JavaBean is part of an applet, application,
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* or other live Java executable abstraction.
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*
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* @author Laurence P. G. Cable
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* @since 1.2
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*
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* @see java.beans.beancontext.BeanContext
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* @see java.beans.beancontext.BeanContextChild
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* @see java.beans.beancontext.BeanContextMembershipListener
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* @see java.beans.PropertyChangeEvent
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*/
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public interface DesignMode {
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/**
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* The standard value of the propertyName as fired from a BeanContext or
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* other source of PropertyChangeEvents.
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*/
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static String PROPERTYNAME = "designTime";
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/**
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* Sets the "value" of the "designTime" property.
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* <p>
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* If the implementing object is an instance of java.beans.beancontext.BeanContext,
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* or a subinterface thereof, then that BeanContext should fire a
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* PropertyChangeEvent, to its registered BeanContextMembershipListeners, with
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* parameters:
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* <ul>
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* <li><code>propertyName</code> - <code>java.beans.DesignMode.PROPERTYNAME</code>
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* <li><code>oldValue</code> - previous value of "designTime"
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* <li><code>newValue</code> - current value of "designTime"
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* </ul>
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* Note it is illegal for a BeanContextChild to invoke this method
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* associated with a BeanContext that it is nested within.
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*
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* @param designTime the current "value" of the "designTime" property
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* @see java.beans.beancontext.BeanContext
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* @see java.beans.beancontext.BeanContextMembershipListener
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* @see java.beans.PropertyChangeEvent
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*/
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void setDesignTime(boolean designTime);
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/**
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* A value of true denotes that JavaBeans should behave in design time
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* mode, a value of false denotes runtime behavior.
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*
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* @return the current "value" of the "designTime" property.
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*/
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boolean isDesignTime();
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}
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