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1   /**
2    * This file Copyright (c) 2010-2018 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.ui.vaadin.gwt.client.magnoliashell.viewport.widget;
35  
36  import info.magnolia.ui.vaadin.gwt.client.icon.widget.LoadingIconWidget;
37  
38  import com.google.gwt.user.client.DOM;
39  import com.google.gwt.user.client.Element;
40  import com.google.gwt.user.client.ui.Widget;
41  
42  /**
43   * Preloader of the apps.
44   */
45  public class AppPreloader extends Widget {
46  
47      private final Element root = DOM.createDiv();
48  
49      private final Element navigator = DOM.createElement("ul");
50  
51      private final Element tab = DOM.createElement("li");
52  
53      private final Element tabCaption = DOM.createSpan();
54  
55      public AppPreloader() {
56          super();
57          setElement(root);
58          setStyleName("v-app-preloader v-viewport v-shell-tabsheet app");
59  
60          navigator.addClassName("nav nav-tabs single-tab");
61          tab.addClassName("clearfix active");
62          tabCaption.setClassName("tab-title");
63  
64          tab.appendChild(tabCaption);
65          navigator.appendChild(tab);
66          root.appendChild(navigator);
67  
68          Element preloader = DOM.createDiv();
69          preloader.addClassName("v-preloader");
70  
71          Element loading = DOM.createSpan();
72          loading.addClassName("v-caption");
73          loading.setInnerText("Loading");
74  
75          preloader.appendChild(new LoadingIconWidget().getElement());
76          preloader.appendChild(DOM.createElement("br"));
77          preloader.appendChild(loading);
78  
79          root.appendChild(preloader);
80      }
81  
82      public void setCaption(String caption) {
83          tabCaption.setInnerHTML(caption);
84      }
85  }