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OpenCms is an enterprise-ready, easy to use website content management system based on Java and XML technology. Offering a complete set of features, OpenCms helps content managers worldwide to create and maintain beautiful websites fast and efficiently.
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/*
 * This library is part of OpenCms -
 * the Open Source Content Management System
 *
 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
 *
 * 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 (at your option) 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.
 *
 * For further information about Alkacon Software GmbH & Co. KG, please see the
 * company website: http://www.alkacon.com
 *
 * For further information about OpenCms, please see the
 * project website: http://www.opencms.org
 *
 * 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.opencms.widgets;

import org.opencms.file.CmsObject;
import org.opencms.util.CmsMacroResolver;

import java.util.Iterator;
import java.util.List;

/**
 * Provides a widget for a standard HTML form select box.
 *
 * Please see the documentation of {@link org.opencms.widgets.CmsSelectWidgetOption} for a description
 * about the configuration String syntax for the select options.

 *
 * The select widget does use the following select options:

 * {@link org.opencms.widgets.CmsSelectWidgetOption#getValue()} for the value of the HTML select box
 * 
{@link org.opencms.widgets.CmsSelectWidgetOption#isDefault()} for pre-selecting a specific value
 * 
{@link org.opencms.widgets.CmsSelectWidgetOption#getOption()} for the option of the HTML select box
 * 
 * 
 *
 * @since 6.0.0
 */
public class CmsSelectWidget extends A_CmsSelectWidget {

    /**
     * Creates a new select widget.

     */
    public CmsSelectWidget() {

        // empty constructor is required for class registration
        super();
    }

    /**
     * Creates a select widget with the select options specified in the given configuration List.

     *
     * The list elements must be of type {@link CmsSelectWidgetOption}.

     *
     * @param configuration the configuration (possible options) for the select widget
     *
     * @see CmsSelectWidgetOption
     */
    public CmsSelectWidget(List configuration) {

        super(configuration);
    }

    /**
     * Creates a select widget with the specified select options.
     *
     * @param configuration the configuration (possible options) for the select box
     */
    public CmsSelectWidget(String configuration) {

        super(configuration);
    }

    /**
     * @see org.opencms.widgets.I_CmsWidget#getDialogWidget(org.opencms.file.CmsObject, org.opencms.widgets.I_CmsWidgetDialog, org.opencms.widgets.I_CmsWidgetParameter)
     */
    public String getDialogWidget(CmsObject cms, I_CmsWidgetDialog widgetDialog, I_CmsWidgetParameter param) {

        String id = param.getId();
        StringBuffer result = new StringBuffer(16);

        result.append("");
        result.append("");

        return result.toString();
    }

    /**
     * @see org.opencms.widgets.I_CmsADEWidget#getWidgetName()
     */
    @Override
    public String getWidgetName() {

        return CmsSelectWidget.class.getName();
    }

    /**
     * @see org.opencms.widgets.A_CmsWidget#getWidgetStringValue(org.opencms.file.CmsObject, org.opencms.widgets.I_CmsWidgetDialog, org.opencms.widgets.I_CmsWidgetParameter)
     */
    @Override
    public String getWidgetStringValue(CmsObject cms, I_CmsWidgetDialog widgetDialog, I_CmsWidgetParameter param) {

        String result = super.getWidgetStringValue(cms, widgetDialog, param);
        String configuration = CmsMacroResolver.resolveMacros(getConfiguration(), cms, widgetDialog.getMessages());
        if (configuration == null) {
            configuration = param.getDefault(cms);
        }
        List options = CmsSelectWidgetOption.parseOptions(configuration);
        for (int m = 0; m < options.size(); m++) {
            CmsSelectWidgetOption option = options.get(m);
            if (result.equals(option.getValue())) {
                result = option.getOption();
                break;
            }
        }
        return result;
    }

    /**
     * @see org.opencms.widgets.I_CmsWidget#newInstance()
     */
    public I_CmsWidget newInstance() {

        return new CmsSelectWidget(getConfiguration());
    }
}