void MainWindow::onPlaylistInChanged(int in)
{
    m_player->blockSignals(true);
    m_player->setIn(in);
    m_player->blockSignals(false);
}
void MainWindow::onPlaylistInChanged(int in)
{
    m_player->blockSignals(true);
    m_player->setIn(in);
    m_player->blockSignals(false);
}