private void btn_CalcIntervall_Click(object sender, EventArgs e) { try { time int1from = new time(Convert.ToInt32(txt_int1_from_hour.Text), Convert.ToInt32(txt_int1_from_minute.Text)); time int1to = new time(Convert.ToInt32(txt_int1_to_hour.Text), Convert.ToInt32(txt_int1_to_minute.Text)); time int2from = new time(Convert.ToInt32(txt_int2_from_hour.Text), Convert.ToInt32(txt_int2_from_minute.Text)); time int2to = new time(Convert.ToInt32(txt_int2_to_hour.Text), Convert.ToInt32(txt_int2_to_minute.Text)); intervall int1 = new intervall(int1from, int1to); intervall int2 = new intervall(int2from, int2to); MessageBox.Show(intervall.GetIntervallState(int1, int2)); } catch (Exception ex) { if (ex is ArgumentOutOfRangeException || ex is FormatException) { MessageBox.Show("Ungültige Eingabe!"); return; } else if (ex is ArgumentException) { MessageBox.Show(ex.Message); } } }
public intervall(time f, time t) { if (f.GetAbsoluteTime() <= t.GetAbsoluteTime()) { From = f; To = t; } else { throw new ArgumentException("Eines der angegebenen Intervalle ist ungültig!"); }; }