ToolBarActivity.java

/*******************************************************************************
 * Copyright (c) 2012 Kai Toedter and others.
 * 
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html.
 * 
 * Contributors:
 *     Kai Toedter - initial API and implementation
 ******************************************************************************/

package com.toedter.gwt.demo.contacts.client.activity;

import com.google.gwt.activity.shared.AbstractActivity;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.AcceptsOneWidget;
import com.toedter.gwt.demo.contacts.client.IClientFactory;
import com.toedter.gwt.demo.contacts.client.IContactServiceAsync;
import com.toedter.gwt.demo.contacts.client.place.ContactEditPlace;
import com.toedter.gwt.demo.contacts.client.place.ContactPlace;
import com.toedter.gwt.demo.contacts.client.ui.IToolBarView;
import com.toedter.gwt.demo.contacts.client.ui.IToolBarView.Presenter;
import com.toedter.gwt.demo.contacts.shared.Contact;

public class ToolBarActivity extends AbstractActivity implements Presenter {

	private final IClientFactory clientFactory;
	private IToolBarView toolBarView;

	public ToolBarActivity(ContactPlace place, IClientFactory clientFactory) {
		this.clientFactory = clientFactory;
	}

	public ToolBarActivity(ContactEditPlace place, IClientFactory clientFactory) {
		System.out.println("ToolBarActivity.ToolBarActivity(): " + place.getToken());
		this.clientFactory = clientFactory;
	}

	@Override
	public void start(AcceptsOneWidget containerWidget, EventBus eventBus) {
		System.out.println("ToolBarActivity.start()");
		toolBarView = clientFactory.getToolBarView();
		toolBarView.setPresenter(this);
		containerWidget.setWidget(toolBarView.asWidget());
	}

	@Override
	public String mayStop() {
		toolBarView.setPresenter(null);
		return null;
	}

	@Override
	public void addContact() {
		clientFactory.getPlaceController().goTo(new ContactEditPlace(null));
	}

	@Override
	public void saveContact() {
		System.out.println("ToolBarActivity.saveContact()");
		ContactDetailsActivity contactDetailsActivity = ActivityRegistry.getContactDetailsActivity();
		if (contactDetailsActivity != null) {
			final Contact contact = contactDetailsActivity.getContact();
			IContactServiceAsync contactService = clientFactory.getContactService();
			contactService.saveContact(contact, new AsyncCallback<Void>() {

				@Override
				public void onSuccess(Void result) {
					System.out.println("Contact saved");
					clientFactory.setContacts(null);
					clientFactory.getPlaceController().goTo(new ContactPlace(contact.getEmail()));
				}

				@Override
				public void onFailure(Throwable caught) {
					System.err.println("Cannot save contact: " + contact);
				}
			});
		}
	}

	@Override
	public void deleteContact() {
		System.out.println("ToolBarActivity.deleteContact()");
		ContactDetailsActivity contactDetailsActivity = ActivityRegistry.getContactDetailsActivity();
		if (contactDetailsActivity != null) {
			final Contact contact = contactDetailsActivity.getContact();
			IContactServiceAsync contactService = clientFactory.getContactService();
			contactService.deleteContact(contact, new AsyncCallback<Void>() {

				@Override
				public void onSuccess(Void result) {
					System.out.println("Contact deleted");
					clientFactory.setContacts(null);
					clientFactory.getPlaceController().goTo(new ContactPlace(""));
				}

				@Override
				public void onFailure(Throwable caught) {
					System.err.println("Cannot delete contact: " + contact);
				}
			});
		}
	}
}