/*
SoftVolume.java
Copyright (C) 2011  Belledonne Communications, Grenoble, France

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 2
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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
package org.linphone;

import org.linphone.core.Log;
import org.linphone.mediastream.video.capture.hwconf.Hacks;

import android.app.Activity;
import android.content.Intent;
import android.view.KeyEvent;

/**
 * Helper to handle softvolume.
 * @author Guillaume Beraudo
 *
 */
public final class LinphoneUtils {

	private LinphoneUtils(){}

	private static boolean preventVolumeBarToDisplay = false;

	public static boolean onKeyBackGoHome(Activity activity, int keyCode) {
		if (!(keyCode == KeyEvent.KEYCODE_BACK)) {
			return false; // continue
		}

		activity.startActivity(new Intent()
			.setAction(Intent.ACTION_MAIN)
			.addCategory(Intent.CATEGORY_HOME));
		return true;
	}

	public static boolean onKeyVolumeSoftAdjust(int keyCode) {
		if (!((keyCode == KeyEvent.KEYCODE_VOLUME_UP || keyCode == KeyEvent.KEYCODE_VOLUME_DOWN)
				&& Hacks.needSoftvolume())) {
			return false; // continue
		}

		if (!LinphoneService.isReady()) {
			Log.i("Couldn't change softvolume has service is not running");
			return true;
		} else if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
			LinphoneManager.getInstance().adjustSoftwareVolume(1);
		} else if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) {
			LinphoneManager.getInstance().adjustSoftwareVolume(-1);
		}
		return !preventVolumeBarToDisplay;
	}
}