com.trivago.mail.pigeon.web.components.menu.MenuBar.java Source code

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Here is the source code for com.trivago.mail.pigeon.web.components.menu.MenuBar.java

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/**
 * Copyright (C) 2011-2012 trivago GmbH <mario.mueller@trivago.com>, <christian.krause@trivago.com>
 *
 * 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 com.trivago.mail.pigeon.web.components.menu;

import com.trivago.mail.pigeon.web.MainApp;

import java.lang.reflect.InvocationTargetException;

public class MenuBar extends com.vaadin.ui.MenuBar {
    private MainApp app;

    private Command command;

    public MenuBar(MainApp app) {
        super();
        this.app = app;

        command = new MenuBar.Command() {
            public void menuSelected(MenuItem selectedItem) {
                changeContentByMenuId(selectedItem.getDescription());
            }
        };
        setWidth("972px");

        initMenu();

    }

    private void initMenu() {
        // Top Items:
        MenuItem newsletter = addItem("Newsletter", null);
        MenuItem recipient = addItem("Recipient", null);
        MenuItem sender = addItem("Sender", null);

        newsletter.addItem("List", command).setDescription("NewsletterList");
        newsletter.addItem("Templates", command).setDescription("TemplateList");
        recipient.addItem("List", command).setDescription("RecipientList");
        recipient.addItem("Groups", command).setDescription("RecipientGroupList");
        sender.addItem("List", command).setDescription("SenderList");
    }

    public void changeContentByMenuId(String menuId) {
        try {
            String methodName = "set" + menuId;
            Class[] types = new Class[] {};
            app.getClass().getMethod(methodName, types).invoke(app);
        } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
            e.printStackTrace();
        }
    }
}