/**
* Copyright 2009 Google 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 org.waveprotocol.wave.model.conversation;
import org.waveprotocol.wave.model.wave.SourcesEvents;
import java.util.Collection;
/**
* Extends ConversationView to provide events when conversations come into view.
*
* @author anorth@google.com (Alex North)
*/
public interface ObservableConversationView extends ConversationView,
SourcesEvents<ObservableConversationView.Listener> {
interface Listener {
/**
* Notifies this listener that a conversation has been added to the view.
*/
void onConversationAdded(ObservableConversation conversation);
/**
* This conversation has been deleted and should not be used further.
*/
void onConversationRemoved(ObservableConversation conversation);
}
// Covariant specialisations.
@Override
Collection<? extends ObservableConversation> getConversations();
@Override
ObservableConversation getRoot();
@Override
ObservableConversation createRoot();
@Override
ObservableConversation getConversation(String id);
@Override
ObservableConversation createConversation();
}