private void showCountriesToolStripMenuItem_Click(object sender, EventArgs e) { if (dataGridView1.DataSource == CdCollection.GetCDs()) { var countries = from cd in CdCollection.GetCDs() select cd.COUNTRY.ToArray(); dataGridView1.DataSource = countries; } }
private void Form1_Load(object sender, EventArgs e) { dataGridView1.DataSource = CdCollection.GetCDs(); }