ProductListView.java

/**
 * Copyright 2011 ArcBees Inc.
 *
 * 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.gwtplatform.samples.hplace.client.view;

import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.HeadingElement;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.Hyperlink;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.Widget;
import com.google.inject.Inject;

import com.gwtplatform.mvp.client.ViewImpl;
import com.gwtplatform.mvp.client.proxy.PlaceManager;
import com.gwtplatform.mvp.client.proxy.PlaceRequest;
import com.gwtplatform.samples.hplace.client.NameTokens;
import com.gwtplatform.samples.hplace.client.presenter.ProductListPresenter.MyView;
import com.gwtplatform.samples.hplace.client.presenter.ProductPresenter;
import com.gwtplatform.samples.hplace.shared.Product;

import de.barop.gwt.client.ui.HyperlinkPushState;

import java.util.List;

/**
 * @author Philippe Beaudoin
 */
public class ProductListView extends ViewImpl implements MyView {

  interface ProductListViewUiBinder extends UiBinder<Widget, ProductListView> {
  }

  private static ProductListViewUiBinder uiBinder = GWT.create(ProductListViewUiBinder.class);

  @UiField
  Hyperlink backLink;

  @UiField
  FlowPanel productList;

  @UiField
  HeadingElement title;

  private final PlaceManager placeManager;

  private final Widget widget;

  @Inject
  public ProductListView(PlaceManager placeManager) {
    widget = uiBinder.createAndBindUi(this);
    this.placeManager = placeManager;
  }

  @Override
  public Widget asWidget() {
    return widget;
  }

  @Override
  public void setBackLinkHistoryToken(String historyToken) {
    backLink.setTargetHistoryToken(historyToken);
  }

  @Override
  public void setList(List<Product> products) {
    productList.clear();
    for (Product product : products) {
      PlaceRequest request = new PlaceRequest(NameTokens.product).with(
          ProductPresenter.TOKEN_ID, Integer.toString(product.getId()));
      productList.add(new HyperlinkPushState(product.getName(),
          placeManager.buildRelativeHistoryToken(request)));
    }
  }

  @Override
  public void setMessage(String string) {
    productList.clear();
    productList.add(new Label(string));
  }

  @Override
  public void setTitle(String title) {
    this.title.setInnerHTML(title);
  }
}