1 /** 2 * This file Copyright (c) 2010-2016 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.magnoliashell.viewport; 35 36 import info.magnolia.ui.api.view.View; 37 import info.magnolia.ui.api.view.Viewport; 38 import info.magnolia.ui.vaadin.gwt.client.magnoliashell.viewport.connector.ViewportState; 39 import info.magnolia.ui.vaadin.magnoliashell.DeckLayout; 40 41 import com.vaadin.ui.Component; 42 43 /** 44 * The server side implementation of the shell viewport. MagnoliaShell is capable of holding of such for the shell apps, 45 * one - for the regular apps. 46 */ 47 public class ShellViewport extends DeckLayout implements Viewport { 48 49 private View view; 50 51 public ShellViewport() { 52 setSizeFull(); 53 } 54 55 @Override 56 public void setView(final View view) { 57 if (view != null) { 58 this.view = view; 59 display(this.view.asVaadinComponent()); 60 } else { 61 super.pop(); 62 getState().activeComponent = null; 63 } 64 } 65 66 @Override 67 public void display(Component content) { 68 getState().activeComponent = content; 69 super.display(content); 70 } 71 72 @Override 73 protected ViewportState getState(boolean markAsDirty) { 74 return (ViewportState) super.getState(markAsDirty); 75 } 76 77 @Override 78 protected ViewportState getState() { 79 return (ViewportState) super.getState(); 80 } 81 82 @Override 83 public void beforeClientResponse(boolean initial) { 84 super.beforeClientResponse(initial); 85 if (initial && getState().activeComponent != null) { 86 display((Component)getState().activeComponent); 87 } 88 } 89 }