private void editToolStripMenuItem_Click(object sender, EventArgs e)
        {
            MusicFile file = musicFiles[lsvTracks.SelectedIndices[0]];

            ImportForm importForm = new ImportForm(file);

            importForm.ShowDialog(this);
        }
        private void btnImport_Click(object sender, EventArgs e)
        {
            ImportForm importForm = new ImportForm();

            importForm.ShowDialog(this);
        }