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80 lines
1.6 KiB
80 lines
1.6 KiB
/*
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* Copyright (c) 1995, 2005, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package java.awt.peer;
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import java.awt.*;
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/**
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* The peer interface for {@link Container}. This is the parent interface
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* for all container like widgets.
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*
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* The peer interfaces are intended only for use in porting
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* the AWT. They are not intended for use by application
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* developers, and developers should not implement peers
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* nor invoke any of the peer methods directly on the peer
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* instances.
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*/
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public interface ContainerPeer extends ComponentPeer {
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/**
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* Returns the insets of this container. Insets usually is the space that
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* is occupied by things like borders.
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*
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* @return the insets of this container
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*/
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Insets getInsets();
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/**
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* Notifies the peer that validation of the component tree is about to
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* begin.
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*
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* @see Container#validate()
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*/
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void beginValidate();
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/**
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* Notifies the peer that validation of the component tree is finished.
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*
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* @see Container#validate()
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*/
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void endValidate();
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/**
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* Notifies the peer that layout is about to begin. This is called
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* before the container itself and its children are laid out.
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*
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* @see Container#validateTree()
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*/
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void beginLayout();
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/**
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* Notifies the peer that layout is finished. This is called after the
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* container and its children have been laid out.
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*
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* @see Container#validateTree()
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*/
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void endLayout();
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}
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