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WebLaf is a Java Swing Look and Feel and extended components library for cross-platform applications

There is a newer version: 2.2.1

/*
 * This file is part of WebLookAndFeel library.
 *
 * WebLookAndFeel library is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * WebLookAndFeel library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with WebLookAndFeel library.  If not, see .
 */

package com.alee.extended.layout;

import java.awt.*;

/**
 * This an abstract layout manager that hides some less frequently used methods.
 *
 * @author Mikle Garin
 */

public abstract class AbstractLayoutManager implements LayoutManager2
{
    @Override
    public void addLayoutComponent ( final Component comp, final Object constraints )
    {
        addComponent ( comp, constraints );
    }

    @Override
    public void addLayoutComponent ( final String name, final Component comp )
    {
        addComponent ( comp, name );
    }

    @Override
    public void removeLayoutComponent ( final Component comp )
    {
        removeComponent ( comp );
    }

    /**
     * Called when component added into container with this layout.
     *
     * @param component   added component
     * @param constraints component constraints
     */
    public void addComponent ( final Component component, final Object constraints )
    {
        // Do nothing
    }

    /**
     * Called when component removed from container with this layout.
     *
     * @param component removed component
     */
    public void removeComponent ( final Component component )
    {
        // Do nothing
    }

    @Override
    public Dimension minimumLayoutSize ( final Container parent )
    {
        return preferredLayoutSize ( parent );
    }

    @Override
    public Dimension maximumLayoutSize ( final Container target )
    {
        return new Dimension ( Integer.MAX_VALUE, Integer.MAX_VALUE );
    }

    @Override
    public float getLayoutAlignmentX ( final Container target )
    {
        return 0.5f;
    }

    @Override
    public float getLayoutAlignmentY ( final Container target )
    {
        return 0.5f;
    }

    @Override
    public void invalidateLayout ( final Container target )
    {
        //
    }
}