Java tutorial
/* * Copyright (c) 2011, Paul Merlin. All Rights Reserved. * * 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.qipki.clients.web.client.config; import com.google.gwt.activity.shared.AbstractActivity; import com.google.gwt.event.shared.EventBus; import com.google.gwt.user.client.ui.AcceptsOneWidget; import com.google.inject.Inject; public class ConfigMainActivity extends AbstractActivity { private final ConfigMainGeneralView generalView; private final ConfigMainMessagingView messagingView; private final ConfigMainSchedulerView schedulerView; private ConfigPlace place; @Inject public ConfigMainActivity(ConfigMainGeneralView generalView, ConfigMainMessagingView messagingView, ConfigMainSchedulerView schedulerView) { this.generalView = generalView; this.messagingView = messagingView; this.schedulerView = schedulerView; } public ConfigMainActivity withPlace(ConfigPlace place) { this.place = place; return this; } @Override public void start(AcceptsOneWidget panel, EventBus eventBus) { if (ConfigPlace.MESSAGING.equals(place.getToken())) { panel.setWidget(messagingView.asWidget()); } else if (ConfigPlace.SCHEDULER.equals(place.getToken())) { panel.setWidget(schedulerView.asWidget()); } else { panel.setWidget(generalView.asWidget()); } } }