elementalignmentpropertyeditor.java

报表设计软件,很好的

/**
 * ========================================
 * JFreeReport : a free Java report library
 * ========================================
 *
 * Project Info:  http://www.jfree.org/jfreereport/index.html
 * Project Lead:  Thomas Morgner ([e-mail]);
 *
 * (C) Copyright 2000-2003, by Simba Management Limited and Contributors.
 *
 * 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.
 *
 * ------------------------------
 * ElementAlignmentPropertyEditor.java
 * ------------------------------
 * (C)opyright 2003, by Thomas Morgner and Contributors.
 *
 * Original Author:  Thomas Morgner;
 * Contributor(s):   David Gilbert (for Simba Management Limited);
 *
 * $Id: ElementAlignmentPropertyEditor.java,v 1.2 2004/04/20 18:54:42 taqua Exp $
 *
 * Changes
 * -------------------------
 * 21.10.2003 : Initial version
 *
 */

package org.jfree.designer.propertyeditors;

import java.util.HashMap;

import org.jfree.report.ElementAlignment;

public final class ElementAlignmentPropertyEditor
        extends AbstractPropertyEditor
{
  private final HashMap initializerMap;

  public ElementAlignmentPropertyEditor ()
  {
    final ReverseLookupMap valueMap = getValueMap();
    valueMap.put(ElementAlignment.BOTTOM, "Bottom");
    valueMap.put(ElementAlignment.TOP, "Top");
    valueMap.put(ElementAlignment.MIDDLE, "Middle");
    valueMap.put(ElementAlignment.LEFT, "Left");
    valueMap.put(ElementAlignment.CENTER, "Center");
    valueMap.put(ElementAlignment.RIGHT, "Right");

    initializerMap = new HashMap();
    initializerMap.put(ElementAlignment.BOTTOM, "ElementAlignment.BOTTOM");
    initializerMap.put(ElementAlignment.TOP, "ElementAlignment.TOP");
    initializerMap.put(ElementAlignment.MIDDLE, "ElementAlignment.MIDDLE");
    initializerMap.put(ElementAlignment.LEFT, "ElementAlignment.LEFT");
    initializerMap.put(ElementAlignment.CENTER, "ElementAlignment.CENTER");
    initializerMap.put(ElementAlignment.RIGHT, "ElementAlignment.RIGHT");
  }


  /**
   * This method is intended for use when generating Java code to set the value of the
   * property.  It should return a fragment of Java code that can be used to initialize a
   * variable with the current property value.
   * <p/>
   * Example results are "2", "new Color(127,127,34)", "Color.orange", etc.
   *
   * @return A fragment of Java code representing an initializer for the current value.
   */
  public final String getJavaInitializationString ()
  {
    if (getValue() == null)
    {
      return "null";
    }
    return initializerMap.get(getValue()).toString();
  }
}