package net.miginfocom.layout;
/*
* License (BSD):
* ==============
*
* Copyright (c) 2004, Mikael Grev, MiG InfoCom AB. (miglayout (at) miginfocom (dot) com)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
* Neither the name of the MiG InfoCom AB nor the names of its contributors may be
* used to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* @version 1.0
* @author Mikael Grev, MiG InfoCom AB
* Date: 2006-sep-08
*/
/**
* An interface to implement if you want to decide the gaps between two types of
* components within the same cell.
* <p>
* E.g.:
*
* <pre>
* if (adjacentComp == null || adjacentSide == SwingConstants.LEFT
* || adjacentSide == SwingConstants.TOP)
* return null;
*
* boolean isHor = (adjacentSide == SwingConstants.LEFT || adjacentSide == SwingConstants.RIGHT);
*
* if (adjacentComp.getComponentType(false) == ComponentWrapper.TYPE_LABEL
* && comp.getComponentType(false) == ComponentWrapper.TYPE_TEXT_FIELD)
* return isHor ? UNRELATED_Y : UNRELATED_Y;
*
* return (adjacentSide == SwingConstants.LEFT || adjacentSide == SwingConstants.RIGHT) ? RELATED_X
* : RELATED_Y;
* </pre
*/
public interface InCellGapProvider {
/**
* Returns the default gap between two components that <b>are in the same
* cell</b>.
*
* @param comp
* The component that the gap is for. Never <code>null</code>.
* @param adjacentComp
* The adjacent component if any. May be <code>null</code>.
* @param adjacentSide
* What side the <code>adjacentComp</code> is on.
* {@link javax.swing.SwingUtilities#TOP} or
* {@link javax.swing.SwingUtilities#LEFT} or
* {@link javax.swing.SwingUtilities#BOTTOM} or
* {@link javax.swing.SwingUtilities#RIGHT}.
* @param tag
* The tag string that the component might be tagged with in the
* component constraints. May be <code>null</code>.
* @param isLTR
* If it is left-to-right.
* @return The default gap between two components or <code>null</code> if
* there should be no gap.
*/
public abstract BoundSize getDefaultGap(ComponentWrapper comp,
ComponentWrapper adjacentComp, int adjacentSide, String tag,
boolean isLTR);
}