ClementineMediaButtonEventReceiver.java

/* This file is part of the Android Clementine Remote.
 * Copyright (C) 2013, Andreas Muttscheller <asfa194@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

package de.qspool.clementineremote.backend.receivers;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Message;
import android.view.KeyEvent;

import de.qspool.clementineremote.App;
import de.qspool.clementineremote.backend.pb.ClementineMessage;
import de.qspool.clementineremote.backend.pb.ClementineMessageFactory;
import de.qspool.clementineremote.backend.pb.ClementineRemoteProtocolBuffer.MsgType;

public class ClementineMediaButtonEventReceiver extends BroadcastReceiver {

    @Override
    public void onReceive(Context context, Intent intent) {
        // Check if we have an media button intent
        if (Intent.ACTION_MEDIA_BUTTON.equals(intent.getAction())) {

            // Get the key event and obtain a new message
            KeyEvent event = intent.getParcelableExtra(Intent.EXTRA_KEY_EVENT);
            Message msg = Message.obtain();

            // Only on KeyDown
            if (event.getAction() == KeyEvent.ACTION_UP) {
                // Check which key was pressed
                switch (event.getKeyCode()) {
                    case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
                        msg.obj = ClementineMessage.getMessage(MsgType.PLAYPAUSE);
                        break;
                    case KeyEvent.KEYCODE_MEDIA_NEXT:
                        msg.obj = ClementineMessage.getMessage(MsgType.NEXT);
                        break;
                    case KeyEvent.KEYCODE_MEDIA_PREVIOUS:
                        msg.obj = ClementineMessage.getMessage(MsgType.PREVIOUS);
                        break;
                    case KeyEvent.KEYCODE_VOLUME_DOWN:
                        msg.obj = ClementineMessageFactory
                                .buildVolumeMessage(App.Clementine.getVolume() - 10);
                        break;
                    case KeyEvent.KEYCODE_VOLUME_UP:
                        msg.obj = ClementineMessageFactory
                                .buildVolumeMessage(App.Clementine.getVolume() + 10);
                        break;
                    default:
                        msg = null;
                        break;
                }

                // Now send the message
                if (msg != null && msg.obj != null
                        && App.ClementineConnection != null) {
                    App.ClementineConnection.mHandler.sendMessage(msg);
                }
            }
        }
    }

}