Java tutorial
/** * Copyright (C) 2011-2012 trivago GmbH <mario.mueller@trivago.com>, <christian.krause@trivago.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.trivago.mail.pigeon.web.components.sender; import com.trivago.mail.pigeon.bean.Sender; import com.vaadin.data.util.BeanContainer; import com.vaadin.terminal.ThemeResource; import com.vaadin.ui.*; import org.neo4j.graphdb.Node; import org.neo4j.graphdb.index.IndexHits; import java.util.ArrayList; import java.util.List; public class SenderList extends CustomComponent { private Table viewTable; private BeanContainer<Long, Sender> beanContainer; public SenderList() { final SenderList sl = this; final Panel rootPanel = new Panel("Sender"); rootPanel.setWidth("800px"); Button senderListNewButton = new Button("Add Sender"); senderListNewButton.setImmediate(true); senderListNewButton.setIcon(new ThemeResource("../runo/icons/16/document-add.png")); senderListNewButton.addListener(new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { Window modalNewWindow = new ModalAddNewSender(sl); event.getButton().getWindow().addWindow(modalNewWindow); modalNewWindow.setVisible(true); } }); viewTable = new Table(); viewTable.setWidth("100%"); final Button editButton = new Button("Edit"); editButton.setImmediate(true); editButton.setIcon(new ThemeResource("../runo/icons/16/document-txt.png")); editButton.addListener(new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { if (viewTable.isEditable()) { viewTable.setEditable(false); editButton.setCaption("Edit"); viewTable.requestRepaintAll(); editButton.getWindow().showNotification("Save successful", Window.Notification.TYPE_HUMANIZED_MESSAGE); } else { viewTable.setEditable(true); editButton.setCaption("Save"); viewTable.requestRepaintAll(); } } }); viewTable.setImmediate(true); beanContainer = new BeanContainer<Long, Sender>(Sender.class); List<Sender> senderList = getSenderList(); for (Sender sender : senderList) { beanContainer.addItem(sender.getId(), sender); } viewTable.setContainerDataSource(beanContainer); viewTable.addGeneratedColumn("Actions", new ActionButtonColumnGenerator()); // First set the vis. cols, then the headlines (the other way round leads to an exception) viewTable.setVisibleColumns( new String[] { "id", "name", "fromMail", "replytoMail", "sentMailsCount", "Actions" }); viewTable.setColumnHeaders(new String[] { "ID", "Name", "E-Mail", "Reply To", "E-Mails sent", "Actions" }); viewTable.setColumnExpandRatio(3, 2); viewTable.setColumnExpandRatio(4, 2); HorizontalLayout topButtonLayout = new HorizontalLayout(); topButtonLayout.setSpacing(true); topButtonLayout.setMargin(false, false, true, false); topButtonLayout.addComponent(senderListNewButton); topButtonLayout.addComponent(editButton); rootPanel.addComponent(topButtonLayout); rootPanel.addComponent(viewTable); setCompositionRoot(rootPanel); } public List<Sender> getSenderList() { final IndexHits<Node> allSenders = Sender.getAll(); ArrayList<Sender> senderList = new ArrayList<>(); if (allSenders.size() == 0) { return senderList; } for (Node sendNode : allSenders) { Sender s = new Sender(sendNode); senderList.add(s); } return senderList; } public Table getViewTable() { return viewTable; } public BeanContainer<Long, Sender> getBeanContainer() { return beanContainer; } }