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1   /**
2    * This file Copyright (c) 2012-2014 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.sample.app.main;
35  
36  import info.magnolia.i18nsystem.SimpleTranslator;
37  import info.magnolia.ui.api.app.AppController;
38  
39  import javax.inject.Inject;
40  
41  import com.vaadin.ui.Button;
42  import com.vaadin.ui.Component;
43  import com.vaadin.ui.Label;
44  import com.vaadin.ui.VerticalLayout;
45  
46  /**
47   * View implementation of navigation view.
48   */
49  public class NavigationViewImpl implements NavigationView {
50  
51      private Listener listener;
52  
53      private VerticalLayout layout;
54  
55      private final AppController appController;
56  
57      private final SimpleTranslator i18n;
58  
59      @Inject
60      public NavigationViewImpl(AppController appController, SimpleTranslator i18n) {
61          this.appController = appController;
62          this.i18n = i18n;
63      }
64  
65      @Override
66      public void setListener(Listener listener) {
67          this.listener = listener;
68      }
69  
70      @Override
71      public Component asVaadinComponent() {
72          if (layout == null) {
73              layout = new VerticalLayout();
74              layout.setMargin(true);
75              layout.setSpacing(true);
76              layout.addComponent(new Label(i18n.translate("sample.app.navigation.label")));
77  
78              layout.addComponent(createButton("Alpha"));
79              layout.addComponent(createButton("Bravo"));
80              layout.addComponent(createButton("Charlie"));
81              layout.addComponent(createButton("Delta"));
82              layout.addComponent(createButton("Echo"));
83          }
84          return layout;
85      }
86  
87      private Button createButton(final String name) {
88          return new Button(i18n.translate("sample.app.navigation.button.select") + " " + name, new Button.ClickListener() {
89  
90              @Override
91              public void buttonClick(Button.ClickEvent event) {
92                  listener.onItemSelected(name);
93              }
94          });
95      }
96  }