private void OnDayViewMouseWheel(object sender, MouseEventArgs e) { if (ModifierKeys.Equals(Keys.Control)) { bool change = ((e.Delta < 0) ? m_PrefsDlg.DecrementMinSlotHeight() : m_PrefsDlg.IncrementMinSlotHeight()); if (change) { m_DayView.MinSlotHeight = m_PrefsDlg.MinSlotHeight; } } }