buttonspinaction.java

更方便的SWING

/*
 * PSwing Utilities -- Nifty Swing Widgets
 * Copyright (C) 2002  Pallas Technology
 * 
 * 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
 * 
 * Pallas Technology
 * 1170 HOWELL MILL RD NW
 * SUITE 306
 * ATLANTA GEORGIA 30318
 * 
 * PHONE [phone]
 * EMAIL [e-mail]
 * 
 * www.pallastechnology.com
 **************************************************************************
 * $Archive: SwingTools$
 * $FileName: ButtonSpinAction.java$
 * $FileID: 22$
 *
 * Last change:
 * $AuthorName: Rob MacGrogan$
 * $Date: 2/5/03 3:22 PM$
 * $VerID: 63$
 * $Comment: Action fired by PSpinner's buttons. Simply advances
 *          spinner to next value.$
 **************************************************************************/
package com.pallas.swing.spinner;

import java.awt.event.ActionEvent;
import java.beans.PropertyChangeListener;

import javax.swing.AbstractAction;
import javax.swing.Action;

/**
 * Title:   $FileName: ButtonSpinAction.java$
 * @version $VerNum: 1$
 * @author $AuthorName: Rob MacGrogan$<br><br>
 * 
 * $Description: Action fired by PSpinner's buttons. Simply
 *              advances spinner to next value.$<br>
 * $KeyWordsOff: $<br><br>
 */
public class ButtonSpinAction extends AbstractAction {
  
  public boolean isNextButton = true;
  public PSpinner spinner = null;

  public ButtonSpinAction(PSpinner spinner){
    super("", new ButtonArrowIcon(ButtonArrowIcon.RIGHT));
    this.spinner = spinner;
  }

  public void setNextButton(){
    isNextButton = true;
    putValue(Action.SMALL_ICON, new ButtonArrowIcon(ButtonArrowIcon.RIGHT));
  }

  public void setPreviousButton(){
    isNextButton = false;
    putValue(Action.SMALL_ICON, new ButtonArrowIcon(ButtonArrowIcon.LEFT));
  }
  
  /**
   * @see java.awt.event.ActionListener#actionPerformed(ActionEvent)
   */
  public void actionPerformed(ActionEvent ev) {
    if (isNextButton){
      spinner.next();
    }  
    else{
      spinner.previous();
    }
  }

}