Java tutorial
/* * Copyright (c) 2012 Brown Bag Consulting. * This file is part of the ExpressUI project. * Author: Juan Osuna * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License Version 3 * as published by the Free Software Foundation with the addition of the * following permission added to Section 15 as permitted in Section 7(a): * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY * Brown Bag Consulting, Brown Bag Consulting DISCLAIMS THE WARRANTY OF * NON INFRINGEMENT OF THIRD PARTY RIGHTS. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * The interactive user interfaces in modified source and object code versions * of this program must display Appropriate Legal Notices, as required under * Section 5 of the GNU Affero General Public License. * * You can be released from the requirements of the license by purchasing * a commercial license. Buying such a license is mandatory as soon as you * develop commercial activities involving the ExpressUI software without * disclosing the source code of your own applications. These activities * include: offering paid services to customers as an ASP, providing * services from a web application, shipping ExpressUI with a closed * source product. * * For more information, please contact Brown Bag Consulting at this * address: juan@brownbagconsulting.com. */ package com.expressui.sample.view; import com.expressui.core.view.RootComponent; import com.expressui.core.view.page.Page; import com.vaadin.terminal.ExternalResource; import com.vaadin.terminal.Sizeable; import com.vaadin.ui.Embedded; import org.springframework.context.annotation.Scope; import org.springframework.stereotype.Component; import java.net.MalformedURLException; import java.net.URL; import static org.springframework.web.context.WebApplicationContext.SCOPE_SESSION; @Component @Scope(SCOPE_SESSION) @SuppressWarnings({ "serial" }) public class HomePage extends RootComponent implements Page { @Override public void postConstruct() { super.postConstruct(); } @Override public void onDisplay() { try { URL url = new URL("http://www.expressui.com/"); Embedded browser = new Embedded("", new ExternalResource(url)); browser.setType(Embedded.TYPE_BROWSER); browser.setWidth(100, Sizeable.UNITS_PERCENTAGE); browser.setHeight(15000, Sizeable.UNITS_PIXELS); setCompositionRoot(browser); } catch (MalformedURLException e) { throw new RuntimeException(e); } getMainApplication().showTrayMessage("<h3>Feature Tip:</h3>" + "<ul>" + "<li>This illustrates how to embed any external page into ExpressUI" + "</ul>"); } }