DownloadRemover.java

/*******************************************************************************
 * Copyright 2012 Crazywater
 * 
 * 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 de.knufficast.watchers;

import android.content.Context;
import de.knufficast.App;
import de.knufficast.events.EventBus;
import de.knufficast.events.Listener;
import de.knufficast.events.QueueRemovedEvent;

/**
 * A watcher that removes downloads when episodes are popped or deleted from the
 * queue and the user has set the option to auto-delete.
 * 
 * @author crazywater
 * 
 */
public class DownloadRemover {
  private final EventBus eventBus;

  private final Listener<QueueRemovedEvent> queueRemovedListener = new Listener<QueueRemovedEvent>() {
    @Override
    public void onEvent(QueueRemovedEvent event) {
      if (App.get().getConfiguration().autoDelete()) {
        QueueDownloader.get().deleteDownload(event.getEpisode());
      }
    }
  };

  public DownloadRemover(Context context, EventBus eventBus) {
    this.eventBus = eventBus;
  }

  public void register() {
    eventBus.addListener(QueueRemovedEvent.class, queueRemovedListener);

  }

  public void unregister() {
    eventBus.removeListener(QueueRemovedEvent.class, queueRemovedListener);
  }
}