net.miginfocom.layout.ResizeConstraint Maven / Gradle / Ivy
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package net.miginfocom.layout;
import java.io.*;
/*
* 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
*/
/** A parsed constraint that specifies how an entity (normally column/row or component) can shrink or
* grow compared to other entities.
*/
final class ResizeConstraint implements Externalizable
{
static final Float WEIGHT_100 = 100f;
/** How flexible the entity should be, relative to other entities, when it comes to growing. null or
* zero mean it will never grow. An entity that has twice the growWeight compared to another entity will get twice
* as much of available space.
*
* "grow" are only compared within the same "growPrio".
*/
Float grow = null;
/** The relative priority used for determining which entities gets the extra space first.
*/
int growPrio = 100;
Float shrink = WEIGHT_100;
int shrinkPrio = 100;
public ResizeConstraint() // For Externalizable
{
}
ResizeConstraint(int shrinkPrio, Float shrinkWeight, int growPrio, Float growWeight)
{
this.shrinkPrio = shrinkPrio;
this.shrink = shrinkWeight;
this.growPrio = growPrio;
this.grow = growWeight;
}
// ************************************************
// Persistence Delegate and Serializable combined.
// ************************************************
private Object readResolve() throws ObjectStreamException
{
return LayoutUtil.getSerializedObject(this);
}
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
LayoutUtil.setSerializedObject(this, LayoutUtil.readAsXML(in));
}
@Override
public void writeExternal(ObjectOutput out) throws IOException
{
if (getClass() == ResizeConstraint.class)
LayoutUtil.writeAsXML(out, this);
}
}