private void Select_Click(object sender, EventArgs e) { AlertDialog.Builder alert = new AlertDialog.Builder(this.Context); alert.SetTitle("Make " + groupname + " your current group?"); //Set current group alert.SetPositiveButton("Confirm", (senderAlert, args) => { //This is where current group is set DB_Singleton db = DB_Singleton.Instance; UserGroup active = db.SearchGroup(groupname); db.ChangeActiveGroup(active); }); //Close dialog alert.SetNegativeButton("Cancel", (senderAlert, args) => { Dismiss(); }); Dialog dialog = alert.Create(); dialog.Show(); Dismiss(); }