SystemInformation.MouseWheelScrollLines
using System; using System.Drawing; using System.Windows.Forms; public class MainClass{ static void Main() { Console.WriteLine("DoubleClickSize"+ SystemInformation.DoubleClickSize.ToString()); Console.WriteLine("DoubleClickTime"+SystemInformation.DoubleClickTime.ToString()); Console.WriteLine("MouseButtons"+SystemInformation.MouseButtons.ToString()); Console.WriteLine("MouseButtonsSwapped"+SystemInformation.MouseButtonsSwapped.ToString()); Console.WriteLine("MousePresent"+SystemInformation.MousePresent.ToString()); Console.WriteLine("MouseWheelPresent"+SystemInformation.MouseWheelPresent.ToString()); Console.WriteLine("MouseWheelScrollLines"+SystemInformation.MouseWheelScrollLines.ToString()); Console.WriteLine("NativeMouseWheelSupport"+SystemInformation.NativeMouseWheelSupport.ToString()); } }