/// ------------------------------------------------------------------------------------
private void LoadFile()
{
if (_mediaFileQueue[0].Length > 0f)
{
PlayerViewModel.LoadFile(_mediaFileQueue[0].MediaFile, _mediaFileQueue[0].Start, _mediaFileQueue[0].Length);
}
else
{
PlayerViewModel.LoadFile(_mediaFileQueue[0].MediaFile);
_mediaFileQueue[0].Length = _mediaFileQueue[0].End = PlayerViewModel.GetTotalMediaDuration();
}
}