Java tutorial
/******************************************************************************* * SORMAS - Surveillance Outbreak Response Management & Analysis System * Copyright 2016-2018 Helmholtz-Zentrum fr Infektionsforschung GmbH (HZI) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <https://www.gnu.org/licenses/>. *******************************************************************************/ package de.symeda.sormas.ui; import java.net.MalformedURLException; import java.net.URL; import com.vaadin.icons.VaadinIcons; import com.vaadin.navigator.View; import com.vaadin.navigator.ViewChangeListener.ViewChangeEvent; import com.vaadin.server.ClassResource; import com.vaadin.server.ExternalResource; import com.vaadin.server.FileDownloader; import com.vaadin.server.StreamResource; import com.vaadin.server.VaadinService; import com.vaadin.server.VaadinServletRequest; import com.vaadin.shared.ui.ContentMode; import com.vaadin.ui.Alignment; import com.vaadin.ui.Button; import com.vaadin.ui.CustomLayout; import com.vaadin.ui.Label; import com.vaadin.ui.Link; import com.vaadin.ui.VerticalLayout; import com.vaadin.ui.themes.ValoTheme; import de.symeda.sormas.api.FacadeProvider; import de.symeda.sormas.api.caze.classification.ClassificationHtmlRenderer; import de.symeda.sormas.api.i18n.Captions; import de.symeda.sormas.api.i18n.I18nProperties; import de.symeda.sormas.api.utils.InfoProvider; import de.symeda.sormas.ui.utils.CssStyles; import de.symeda.sormas.ui.utils.DownloadUtil; @SuppressWarnings("serial") public class AboutView extends VerticalLayout implements View { public static final String VIEW_NAME = "about"; public AboutView() { CustomLayout aboutContent = new CustomLayout("aboutview"); aboutContent.setStyleName("about-content"); // Info section VerticalLayout infoLayout = new VerticalLayout(); infoLayout.setSpacing(false); infoLayout.setMargin(false); aboutContent.addComponent(infoLayout, "info"); Label versionLabel = new Label(VaadinIcons.INFO_CIRCLE.getHtml() + " " + I18nProperties.getCaption(Captions.aboutSormasVersion) + ": " + InfoProvider.get().getVersion(), ContentMode.HTML); infoLayout.addComponent(versionLabel); Link whatsNewLink = new Link(I18nProperties.getCaption(Captions.aboutWhatsNew), new ExternalResource( "https://github.com/hzi-braunschweig/SORMAS-Project/releases/tag/releases%2Fversion-" + InfoProvider.get().getBaseVersion())); whatsNewLink.setTargetName("_blank"); infoLayout.addComponent(whatsNewLink); Link sormasWebsiteLink = new Link(I18nProperties.getCaption(Captions.aboutSormasWebsite), new ExternalResource("https://sormasorg.helmholtz-hzi.de/")); sormasWebsiteLink.setTargetName("_blank"); infoLayout.addComponent(sormasWebsiteLink); Link sormasGithubLink = new Link("SORMAS Github", new ExternalResource("https://github.com/hzi-braunschweig/SORMAS-Project")); sormasGithubLink.setTargetName("_blank"); infoLayout.addComponent(sormasGithubLink); Link changelogLink = new Link(I18nProperties.getCaption(Captions.aboutChangelog), new ExternalResource("https://github.com/hzi-braunschweig/SORMAS-Project/releases")); changelogLink.setTargetName("_blank"); infoLayout.addComponent(changelogLink); // Documents section VerticalLayout documentsLayout = new VerticalLayout(); documentsLayout.setSpacing(false); documentsLayout.setMargin(false); aboutContent.addComponent(documentsLayout, "documents"); Button classificationDocumentButton = new Button( I18nProperties.getCaption(Captions.aboutCaseClassificationRules)); CssStyles.style(classificationDocumentButton, ValoTheme.BUTTON_LINK, CssStyles.BUTTON_COMPACT); documentsLayout.addComponent(classificationDocumentButton); try { String serverUrl = new URL(((VaadinServletRequest) VaadinService.getCurrentRequest()) .getHttpServletRequest().getRequestURL().toString()).getAuthority(); StreamResource classificationResource = DownloadUtil.createStringStreamResource( ClassificationHtmlRenderer.createHtmlForDownload(serverUrl, FacadeProvider.getDiseaseConfigurationFacade().getAllActivePrimaryDiseases()), "classification_rules.html", "text/html"); new FileDownloader(classificationResource).extend(classificationDocumentButton); } catch (MalformedURLException e) { } Button dataDictionaryButton = new Button(I18nProperties.getCaption(Captions.aboutDataDictionary)); CssStyles.style(dataDictionaryButton, ValoTheme.BUTTON_LINK, CssStyles.BUTTON_COMPACT); documentsLayout.addComponent(dataDictionaryButton); FileDownloader dataDictionaryDownloader = new FileDownloader( new ClassResource("/doc/SORMAS_Data_Dictionary.xlsx")); dataDictionaryDownloader.extend(dataDictionaryButton); Link technicalManualLink = new Link(I18nProperties.getCaption(Captions.aboutTechnicalManual), new ExternalResource( "https://github.com/hzi-braunschweig/SORMAS-Project/files/2585973/SORMAS_Technical_Manual_Webversion_20180911.pdf")); technicalManualLink.setTargetName("_blank"); documentsLayout.addComponent(technicalManualLink); setSizeFull(); setStyleName("about-view"); addComponent(aboutContent); setComponentAlignment(aboutContent, Alignment.MIDDLE_CENTER); } @Override public void enter(ViewChangeEvent event) { } }