private void lbUniversiteSecilen_SelectedIndexChanged(object sender, EventArgs e) { if (lbUniversiteSecilen.SelectedItem != null) { Universite secilen = (Universite)this.lbUniversiteSecilen.SelectedItem; this.lbUniversiteSecilen.Items.Remove(secilen); } }
private void lbUniversite_SelectedIndexChanged(object sender, EventArgs e) { if (lbUniversite.SelectedItem != null) { Universite secilen = (Universite)this.lbUniversite.SelectedItem; if (this.lbUniversiteSecilen.Items.OfType <Universite>().Count(t => t.UNIVERSITEID == secilen.UNIVERSITEID) == 0) { this.lbUniversiteSecilen.Items.Add(secilen); } PuanYukle(); } }