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 * Development and Distribution License("CDDL") (collectively, the
 * "License"). You may not use this file except in compliance with the
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package org.netbeans.modules.xml.tools.generator;

import javax.swing.*;

/**
 *
 * @author Libor Kramolis
 * @version 0.2
 */
public class Util {

    public static final NameCheck JAVA_CHECK = new JavaIdentifierNameCheck();

    public static final NameCheck NONEMPTY_CHECK = new StringNameCheck();

    /** Default and only one instance of this class. */
    public static final Util THIS = new Util();

    /** Nobody can create instance of it, just me. */
    private Util () {
    }

    
    /** A name checker interface. */
    public static interface NameCheck {
        public boolean checkName (String name);        
    }

    /** Passes for java identifiers. */
    public static class JavaIdentifierNameCheck implements NameCheck {
        public boolean checkName (String name) {
            return name.length() > 0 && org.openide.util.Utilities.isJavaIdentifier(name);
        }
    }

    /** Passes for any non-empty string. */
    public static class StringNameCheck implements NameCheck {
        public boolean checkName (String name) {
            return name.length() > 0;
        }
    }

    /**
     * Calculate JTable cell height for textual rows.
     */
    public static int getTextCellHeight(JTable table) {
        JComboBox template = new JComboBox();
        return template.getPreferredSize().height;
    }
    
//    /**
//     * Finds Java package name for the given folder.
//     * @return package name separated by dots or null if package name
//     *     could not be find for the given file
//     */
//    public static String findJavaPackage(FileObject fo) {
//        assert fo.isFolder() : fo;
//        ClassPath cp = ClassPath.getClassPath(fo, ClassPath.SOURCE);
//        if (cp == null) {
//            return null;
//        }
//        return cp.getResourceName(fo, '.', false);
//    }
    
}
