private void propertiesToolStripMenuItem_Click(object sender, EventArgs e) { Button button = (Button)contextMenuStrip1.SourceControl; if (button.Tag != null) { MixdownInfo mixdownInfo = button.Tag as MixdownInfo; PropertiesForm propertiesForm = new PropertiesForm(mixdownInfo); if (propertiesForm.ShowDialog() == DialogResult.OK) { } } }