taskdecorator.java

一个demo是关于swing

/*
 *  NachoCalendar
 *
 * Project Info:  http://nachocalendar.sf.net
 *
 * This library 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 2.1 of the License, or (at your option) any later version.
 *
 * This 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * Changes
 * -------
 *
 * -------
 *
 * TaskDecorator.java
 * 
 * Created on 21/12/2004
 *
 */
package net.sf.nachocalendar.tasks;

import java.awt.Color;
import java.awt.Component;
import java.util.Collection;
import java.util.Date;

import net.sf.nachocalendar.components.DayPanel;
import net.sf.nachocalendar.components.DayRenderer;

/**
 * @author Ignacio Merani
 *
 */
public class TaskDecorator implements DayRenderer {
    private DayRenderer renderer;
    
    
    /**
     * @param renderer
     */
    public TaskDecorator(DayRenderer renderer) {
        super();
        this.renderer = renderer;
    }
    
    /**
     * @see net.sf.nachocalendar.components.DayRenderer#getDayRenderer(net.sf.nachocalendar.components.DayPanel, java.util.Date, java.lang.Object, boolean, boolean, boolean)
     */
    public Component getDayRenderer(DayPanel daypanel, Date day, Object data,
            boolean selected, boolean working, boolean enabled) {
        Component retorno = renderer.getDayRenderer(daypanel, day, data, selected, working, enabled);
        if (!enabled) return retorno;
        if ((data != null) && (data instanceof Collection)) {
            if (selected) {
                retorno.setBackground(Color.magenta);
            } else {
                retorno.setBackground(Color.yellow);
            }
            Collection col = (Collection) data;
            daypanel.setToolTipText(Integer.toString(col.size()) + " tasks");
        } else {
            daypanel.setToolTipText(null);
        }
        
        
        return retorno;
    }

}