beanpropertypanel.java

使用stl技术,(还没看,是听说的)

/*  Ogre4J
    Copyright (C) 2002 macross

    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 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
*/
package org.ogre4j.beans;

import java.awt.GridLayout;
import java.awt.Label;
import java.beans.BeanInfo;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;

import javax.swing.JPanel;

import org.ogre4j.beans.editor.AbstractEditor;

/**
 * BeanPropertySheet
 * 
 * @author Ivica Aracic <[e-mail]>
 */
public class BeanPropertyPanel extends JPanel {
    
    private BeanInfo beanInfo;
    
    public BeanPropertyPanel(Object bean, boolean hideNames) {
        super();
                
        try {
            if(hideNames)
                setLayout(new GridLayout(1,0));
            else
                setLayout(new GridLayout(0,2));
        
            beanInfo = Introspector.getBeanInfo(bean.getClass());

            PropertyDescriptor[] descs = beanInfo.getPropertyDescriptors();
                       
            for(int i=0; i < descs.length; i++) {
                AbstractEditor editor =
                    EditorManager.instance().getEditor(descs[i].getPropertyType());
       
                if(editor==null)
                    continue;       
       
                editor.setPropertyDescriptor(bean, descs[i]);
       
                if(!hideNames)
                    add(new Label(descs[i].getDisplayName()));
                    
                add(editor);                      
            }
        }
        catch(Exception e) {
            e.printStackTrace();
        }
    }
}