/*
 *  JYearChooser.java  - A bean for choosing a year
 *  Copyright (C) 2004 Kai Toedter
 *  kai@toedter.com
 *  www.toedter.com
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2
 *  of the License, or (at your option) any later version.
 *
 *  This program 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 Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

package com.toedter.calendar;

import com.toedter.components.JSpinField;

import java.util.Calendar;

import javax.swing.JFrame;

/**
 * JYearChooser is a bean for choosing a year.
 *
 * @version $LastChangedRevision: 85 $
 * @version $LastChangedDate: 2006-04-28 13:50:52 +0200 (Fr, 28 Apr 2006) $
 */
public class JYearChooser extends JSpinField
{
    private static final long serialVersionUID = 2648810220491090064L;
    protected JDayChooser dayChooser;
    protected int oldYear;
    protected int startYear;
    protected int endYear;

    /**
     * Default JCalendar constructor.
     */
    public JYearChooser()
    {
        setName ("JYearChooser");
        Calendar calendar = Calendar.getInstance ();
        dayChooser = null;
        setMinimum (calendar.getMinimum (Calendar.YEAR));
        setMaximum (calendar.getMaximum (Calendar.YEAR));
        setValue (calendar.get (Calendar.YEAR));
    }

    /**
     * Sets the year. This is a bound property.
     *
     * @param y the new year
     *
     * @see #getYear
     */
    public void setYear(int y)
    {
        super.setValue (y, true, false);

        if (dayChooser != null)
        {
            dayChooser.setYear (value);
        }

        spinner.setValue (new Integer (value));
        firePropertyChange ("year", oldYear, value);
        oldYear = value;
    }

    /**
     * Sets the year value.
     *
     * @param value the year value
     */
    public void setValue(int value)
    {
        setYear (value);
    }

    /**
     * Returns the year.
     *
     * @return the year
     */
    public int getYear()
    {
        return super.getValue ();
    }

    /**
     * Convenience method set a day chooser that might be updated directly.
     *
     * @param dayChooser the day chooser
     */
    public void setDayChooser(JDayChooser dayChooser)
    {
        this.dayChooser = dayChooser;
    }

    /**
     * Returns the endy ear.
     *
     * @return the end year
     */
    public int getEndYear()
    {
        return getMaximum ();
    }

    /**
     * Sets the end ear.
     *
     * @param endYear the end year
     */
    public void setEndYear(int endYear)
    {
        setMaximum (endYear);
    }

    /**
     * Returns the start year.
     *
     * @return the start year.
     */
    public int getStartYear()
    {
        return getMinimum ();
    }

    /**
     * Sets the start year.
     *
     * @param startYear the start year
     */
    public void setStartYear(int startYear)
    {
        setMinimum (startYear);
    }

    /**
     * Creates a JFrame with a JYearChooser inside and can be used for testing.
     *
     * @param s command line arguments
     */
    static public void main(String[] s)
    {
        JFrame frame = new JFrame ("JYearChooser");
        frame.getContentPane ().add (new JYearChooser ());
        frame.pack ();
        frame.setVisible (true);
    }
}