private void expertComboBox_SelectedIndexChanged(object sender, EventArgs e) { ConferentieDag dag = (ConferentieDag)conferentieDagComboBox.SelectedItem; Persoon expert = (Persoon)expertComboBox.SelectedItem; sessieComboBox.Items.Clear(); sessieComboBox.Items.AddRange(DataSessie.GeefSessiesVanPersoonOpDag(dag.ID, expert.ID).ToArray()); }
private void sessieComboBox_SelectedIndexChanged(object sender, EventArgs e) { ConferentieDag dag = (ConferentieDag)conferentieDagComboBox.SelectedItem; sessieComboBox.Items.Clear(); expertComboBox.Items.Clear(); expertComboBox.Items.AddRange(DataSessie.GeefExperten(dag.ID).ToArray()); }