Java tutorial
/* * Copyright 2015 The original authors * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package by.bigvova.views.UserView; import by.bigvova.Sections; import by.bigvova.backend.controllers.MealController; import com.vaadin.navigator.View; import com.vaadin.navigator.ViewChangeListener; import com.vaadin.server.FontAwesome; import com.vaadin.spring.annotation.SpringView; import com.vaadin.ui.*; import com.vaadin.ui.themes.ValoTheme; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.security.access.annotation.Secured; import org.vaadin.spring.sidebar.annotation.FontAwesomeIcon; import org.vaadin.spring.sidebar.annotation.SideBarItem; /** * View that is available for all users. * * @author Petter Holmstrm (petter@vaadin.com) */ @Secured({ "ROLE_USER", "ROLE_ADMIN" }) @SpringView(name = "user") @SideBarItem(sectionId = Sections.VIEWS, caption = "Meal table", order = 2) @FontAwesomeIcon(FontAwesome.TABLE) public class UserView extends CustomComponent implements View { private final MainGrid mainGrid; private final HorizontalLayout footerButtons; @Autowired public UserView(MealController userMealController) { footerButtons = new HorizontalLayout(); mainGrid = new MainGrid(userMealController, footerButtons); } @Override public void enter(ViewChangeListener.ViewChangeEvent viewChangeEvent) { setSizeFull(); footerButtons.setSpacing(true); VerticalLayout layout = new VerticalLayout(); layout.setMargin(true); layout.setSpacing(true); layout.setSizeFull(); Label header = new Label("Meal table"); header.addStyleName(ValoTheme.LABEL_H1); layout.addComponent(header); layout.addComponent(mainGrid); layout.addComponent(footerButtons); layout.setExpandRatio(mainGrid, 1); setCompositionRoot(layout); } }