private void unbind() {
assert (!(mCurrentLayer == null ^ mCurrentPlayer == null));
if (mCurrentLayer == null) return;
mCurrentPlayer.unRegisterPlayListener(mCurrentLayer);
mCurrentLayer.onPause();
mCurrentLayer.setPlayer(null);
mCurrentLayer.setData(null);
mCurrentPlayer = null;
mCurrentLayer = null;
}
private void bind(Player player, Layer layer, MediaData data) {
assert (player != null && layer != null && data != null);
mCurrentLayer = layer;
mCurrentPlayer = player;
mCurrentLayer.setPlayer(player);
mCurrentLayer.setData(data);
mCurrentPlayer.registerPlayListener(mCurrentLayer);
mCurrentLayer.onPrepareOptionsMenu(mOptionsMenu);
mCurrentLayer.onResume(mIsFilmMode);
}