private void UpdateUtausingerList()
{
listSingers.Items.Clear();
for ( int i = 0; i < m_utau_singers.size(); i++ ) {
m_utau_singers.get( i ).Program = i;
listSingers.AddRow(
new String[] {
m_utau_singers.get( i ).Program + "",
m_utau_singers.get( i ).VOICENAME,
m_utau_singers.get( i ).VOICEIDSTR } );
}
}