001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.gwt.client.ui;
029
030import org.opencms.gwt.client.ui.css.I_CmsLayoutBundle;
031
032import com.google.gwt.user.client.ui.FlowPanel;
033import com.google.gwt.user.client.ui.HTML;
034
035/**
036 * Provides a simple progress bar.<p>
037 *
038 * @since 8.0.0
039 */
040public class CmsProgressBar extends FlowPanel {
041
042    /** The widget for the completed part of the process. */
043    private FlowPanel m_complete = new FlowPanel();
044
045    /** The div element for the percentage text. */
046    private HTML m_text = new HTML();
047
048    /**
049     * Creates a progress bar.<p>
050     *
051     * Initializes the progress bar with 0 percent.<p>
052     */
053    public CmsProgressBar() {
054
055        m_text.setStyleName(I_CmsLayoutBundle.INSTANCE.progressBarCss().meterText());
056
057        m_complete.setStyleName(I_CmsLayoutBundle.INSTANCE.progressBarCss().meterValue());
058        m_complete.addStyleName(I_CmsLayoutBundle.INSTANCE.progressBarCss().colorComplete());
059        m_complete.add(m_text);
060
061        add(m_complete);
062        setStyleName(I_CmsLayoutBundle.INSTANCE.progressBarCss().meterWrap());
063        addStyleName(I_CmsLayoutBundle.INSTANCE.progressBarCss().colorIncomplete());
064
065        setValue(0);
066    }
067
068    /**
069     * Sets the progress.<p>
070     *
071     * @param percent the percent to set
072     */
073    public void setValue(int percent) {
074
075        if (percent <= 100) {
076            m_text.setText(percent + "%");
077            m_complete.setWidth(percent + "%");
078        }
079    }
080}