/*******************************************************************************
 * Copyright (c) 2008 Vlad Dumitrescu and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Vlad Dumitrescu
 *******************************************************************************/
package org.erlide.ui.properties;

import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;

import org.eclipse.jface.preference.ListEditor;
import org.eclipse.swt.widgets.Composite;

public class CodePathEditor extends ListEditor {

    public CodePathEditor(final String name, final String labelText,
            final Composite parent) {
        init(name, labelText);
        createControl(parent);
    }

    @Override
    protected String createList(final String[] items) {
        final StringBuffer path = new StringBuffer(""); //$NON-NLS-1$

        for (int i = 0; i < items.length; i++) {
            path.append(items[i]);
            path.append(File.pathSeparator);
        }
        return path.toString();
    }

    @Override
    protected String getNewInputObject() {
        return null;
    }

    @Override
    protected String[] parseString(final String stringList) {
        final StringTokenizer st = new StringTokenizer(stringList,
                File.pathSeparator + "\r\n");//$NON-NLS-1$
        final List<String> v = new ArrayList<>();
        while (st.hasMoreElements()) {
            v.add((String) st.nextElement());
        }
        return v.toArray(new String[v.size()]);
    }

}