Java tutorial
/* * Copyright 2012 Lexaden.com * * 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 com.freebox.engeneering.application.web.layout; import com.freebox.engeneering.application.view.state.StateConstants; import com.freebox.engeneering.application.web.common.AbstractController; import com.lexaden.webflow.StateEvent; import com.lexaden.webflow.annotation.OnEnterState; import com.vaadin.shared.ui.label.ContentMode; import com.vaadin.ui.Accordion; import com.vaadin.ui.Label; import com.vaadin.ui.VerticalLayout; /** * This class is responsible for UI components collaborations on right side bar part of the screen. * * @author Aliaksei Papou */ @SuppressWarnings("serial") public class RightSideBarController extends AbstractController<Accordion> { /** * Initializes view when system enters 'initView' action state. * * @param event - state event. */ @Override public void initView(StateEvent event) { final Accordion content = new Accordion(); content.setSizeFull(); setView(content); } /** * This method is called every time system enters any profile state * * @param stateEvent -state event. */ @OnEnterState(StateConstants.PROFILE) public void buildRightSideBarView(StateEvent stateEvent) { clearView(stateEvent); final Accordion accordion = super.getView(); final VerticalLayout verticalLayout = new VerticalLayout(); accordion.addTab(verticalLayout, "Right Side Bar"); final VerticalLayout contentLayout = new VerticalLayout(); contentLayout.setMargin(true); contentLayout.setSpacing(true); contentLayout.addComponent(new Label("www.lexaden.com<br/>contact@lexaden.com", ContentMode.HTML)); verticalLayout.addComponent(contentLayout); } public void clearView(StateEvent stateEvent) { Accordion content = super.getView(); if (content != null) { content.removeAllComponents(); } } }