Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package tad.grupo7.ccamistadeslargas; import com.vaadin.navigator.View; import com.vaadin.navigator.ViewChangeListener; import com.vaadin.server.FileResource; import com.vaadin.server.FontAwesome; import com.vaadin.server.VaadinService; import com.vaadin.ui.Image; import com.vaadin.ui.UI; import java.io.File; import org.vaadin.teemusa.sidemenu.SideMenu; /** * * @author Naiara */ class AdminIndexView extends SideMenu implements View { public AdminIndexView() { setMenuCaption("CCAmistadesLargas - ADMIN"); String basepath = VaadinService.getCurrent().getBaseDirectory().getAbsolutePath() + "/WEB-INF/wallpaper2.jpg"; FileResource resource = new FileResource(new File(basepath)); Image image = new Image(null, resource); image.setSizeFull(); addComponent(image); addMenuItem("Listado", FontAwesome.LIST, () -> { removeAllComponents(); addComponent(new ListadoLayout()); }); addMenuItem("Grafica", FontAwesome.PIE_CHART, () -> { removeAllComponents(); addComponent(new GraficaLayout()); }); addMenuItem("Cerrar sesin", FontAwesome.POWER_OFF, () -> { Session.destroy(); UI.getCurrent().getNavigator().navigateTo(""); }); } @Override public void enter(ViewChangeListener.ViewChangeEvent event) { } }