/*
 * Copyright 2012 s_wolff.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.aegee.runanddine.util.forms;

import java.io.Serializable;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.panel.Panel;

/**
 * Class capable of displaying headlines in dialogs.
 *
 * @author s_wolff
 * @see Panel
 */
public class Headline extends Panel implements Serializable {

    private static final String ID_HEAD = "head";
    private static final String ID_ADDITION = "addition";
    private static final String ID_LINE = "line";

    /**
     * Creates a new headline.
     *
     * @param id the markup component id
     * @param headlineText the text the headline shall display
     * @param additionalText text that is added after the headline. E.g. a
     * description. If null is passed no additional text will be displayed.
     * @param lineVisible flag indicating whether there shall be a horizontal
     * line after the headline
     */
    public Headline(String id, String headlineText, String additionalText, boolean lineVisible) {
        super(id);
        super.add(new Label(ID_HEAD, headlineText));
        super.add(new Label(ID_ADDITION, additionalText == null ? "" : additionalText).setVisible(additionalText != null));
        super.add(new WebMarkupContainer(ID_LINE).setVisible(lineVisible));
    }

    /**
     * Creates a headline with the given text. There will be a horizontal line
     * and no additional text
     *
     * @param id
     * @param headlineText
     */
    public Headline(String id, String headlineText) {
        this(id, headlineText, null, true);
    }
}