/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.karaf.webconsole.core.page;

import org.apache.karaf.webconsole.core.internal.SidebarPanel;
import org.apache.karaf.webconsole.core.navigation.SidebarProvider;
import org.apache.wicket.markup.html.panel.FeedbackPanel;
import org.apache.wicket.markup.html.panel.Panel;

/**
 * Page with sidebar on left side which may be used to place additiona links
 * and widgets.
 */
public class SidebarPage extends SecuredPage {

    private Panel sidebar;

    public SidebarPage() {
        add(new FeedbackPanel("feedback"));
    }

    protected void setSidebarProvider(SidebarProvider provider) {
        if (sidebar == null) {
            sidebar = new SidebarPanel("sidebar", provider);
            add(sidebar);
        }
    }

    /**
     * Sidebar accessor for child pages.
     * @return
     */
    protected final Panel getSidebar() {
        return sidebar;
    }

}