private void btnChangeSong_Click(object sender, EventArgs e)
{
Cursor.Current = Cursors.WaitCursor;
string[] key = btnChangeSong.Tag.ToString().Split(';');
fNewSong f = new fNewSong(this.utl, false, key, RU);
f.ShowDialog();
f = null;
utl.init_Tree(ref tvSong, FormView.Песни_Ноты.ToString());
richTbPrv.Clear();
Cursor.Current = Cursors.Default;
}
private void btnAddNewSong_Click(object sender, EventArgs e)
{
Cursor.Current = Cursors.WaitCursor;
string[] key = null; // nothing if new song
fNewSong f = new fNewSong(this.utl, true, key, RU);
f.ShowDialog();
f = null;
utl.init_Tree(ref tvSong, FormView.Песни_Ноты.ToString());
richTbPrv.Clear();
Cursor.Current = Cursors.Default;
}