... from the user. Listing 14 .1 shows the class definition.Listing 14 .1: Defining an IID Constant Valueclass CreateIID{ public static GUID DEFINE_GUID(UInt32 Data 1In, UInt16 Data 2In, UInt16 Data 3In, ... SizeConst=Functions.DD_ROP_SPACE)]public UInt32 []dwRops; The magic of this solution is all in the [MarshalAs] attribute. However, it begins with a correct definition of the array type. The original array definition is commented ... possesses varies based on the use of the system.Business systems normally contain the two DirectInput devices shown in Figure 14 .5. In fact, the mouse and the keyboard the two devices you can...