CustomPropertyEditorSupport.java

/*
 Violet - A program for editing UML diagrams.

 Copyright (C) 2007 Cay S. Horstmann (http://horstmann.com)
 Alexandre de Pellegrin (http://alexdp.free.fr);

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU 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 General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package com.horstmann.violet.product.diagram.propertyeditor;

import java.beans.PropertyEditorSupport;
import java.util.Locale;
import java.util.ResourceBundle;

/**
 * A helper class for showing names of objects in a property sheet that allows the user to pick one of a finite set of named values.
 */
public class CustomPropertyEditorSupport extends PropertyEditorSupport
{
    /**
     * Constructs a selector that correlates names and objects.
     * 
     * @param n the strings to display in a combo box
     * @param v the corresponding object values
     */
    public CustomPropertyEditorSupport(String[] n, Object[] v)
    {
        names = n;
        values = v;
    }

    public String[] getTags()
    {
        return names;
    }

    public String getAsText()
    {
        for (int i = 0; i < values.length; i++)
            if (getValue().equals(values[i])) return names[i];
        return null;
    }

    public void setAsText(String s)
    {
        for (int i = 0; i < names.length; i++)
            if (s.equals(names[i])) setValue(values[i]);
    }

    private String[] names;
    private Object[] values;

    protected static ResourceBundle resourceBundle = ResourceBundle.getBundle("properties.CustomEditor", Locale.getDefault());
}