/**
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and/or its affiliates, and individual
* contributors by the @authors tag. See the copyright.txt in the
* distribution for a full listing of individual contributors.
*
* 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 org.jboss.errai.demo.grocery.client.local;
import com.google.common.collect.ImmutableMultimap;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Composite;
import org.jboss.errai.demo.grocery.client.local.producer.StoreListProducer.StoreChangedEvent;
import org.jboss.errai.demo.grocery.client.shared.Store;
import org.jboss.errai.ui.client.widget.ListWidget;
import org.jboss.errai.ui.nav.client.local.Page;
import org.jboss.errai.ui.nav.client.local.TransitionTo;
import org.jboss.errai.ui.shared.api.annotations.DataField;
import org.jboss.errai.ui.shared.api.annotations.EventHandler;
import org.jboss.errai.ui.shared.api.annotations.Templated;
import javax.annotation.PostConstruct;
import javax.enterprise.context.Dependent;
import javax.enterprise.event.Observes;
import javax.inject.Inject;
import javax.persistence.EntityManager;
import java.util.List;
@Dependent
@Templated("#root")
@Page
public class StoresPage extends Composite {
@Inject
private EntityManager em;
@Inject
TransitionTo<StorePage> toStorePage;
@Inject
@DataField
ListWidget<Store, StoreWidget> storeList;
@Inject
@DataField
Button addStoreButton;
@PostConstruct
private void initInstance() {
List<Store> allStores = em.createNamedQuery("allStores", Store.class).getResultList();
storeList.setItems(allStores);
}
public void storeListChanged(@Observes StoreChangedEvent event) {
storeList.setItems(event.getStores());
}
@EventHandler("addStoreButton")
public void onStoreAddButtonClick(ClickEvent event) {
Store newStore = new Store();
em.persist(newStore);
toStorePage.go(ImmutableMultimap.of("id", String.valueOf(newStore.getId())));
}
}