void CustomizeThemeDialog::toggleAlternativeBackgroundColor(bool b)
{
	SettingsPrivate::instance()->setColorsAlternateBG(b);
	for (int i = 0; i < _mainWindow->tabPlaylists->count(); i++) {
		Playlist *p = _mainWindow->tabPlaylists->playlist(i);
		p->setAlternatingRowColors(b);
	}
}