Example #1
0
        static void Main(string[] args)
        {
            // Add some numbers.
            Console.WriteLine("Invoking AddNumbers()...");
            Console.WriteLine("10 + 10 is {0}",
                              MyCustomDLLWrapper.AddNumbers(10, 10));

            // Add array of numbers.
            Console.WriteLine("\nInvoking AddArray()...");
            int[] theVals = { 10, 23, 83, 9, 12 };
            Console.WriteLine("Sum of array is {0}",
                              MyCustomDLLWrapper.AddArray(theVals, 5));

            // Display a better car.
            Console.WriteLine("\nInvoking DisplayBetterCar()...");
            Console.WriteLine("...message boxes are displaying...");
            CAR2 myCar = new CAR2();

            myCar.petName      = "Frank";
            myCar.theCar.color = "Rust";
            myCar.theCar.make  = "Colt";
            MyCustomDLLWrapper.DisplayBetterCar(myCar);

            // Get three basic cars.
            Console.WriteLine("\nInvoking GiveMeThreeBasicCars()...");
            int    size = 3;
            IntPtr outArray;

            MyCustomDLLWrapper.GiveMeThreeBasicCars(out outArray);
            CAR[]  carArray = new CAR[size];
            IntPtr current  = outArray;

            // Print out each structure.
            for (int i = 0; i < size; i++)
            {
                carArray[i] = new CAR();
                Marshal.PtrToStructure(current, carArray[i]);
                Console.WriteLine("Structure {0}: {1} {2}", i,
                                  carArray[i].make, carArray[i].color);

                Marshal.DestroyStructure(current, typeof(CAR));
                current = (IntPtr)((int)current +
                                   Marshal.SizeOf(carArray[i]));
            }
            Marshal.FreeCoTaskMem(outArray);
            outArray = IntPtr.Zero;
            Marshal.FreeCoTaskMem(current);
            current = IntPtr.Zero;

            // Get a new CMiniVan type.
            Console.WriteLine("\nInvoking CMiniVan.DisplayNumberOfKids()...");
            IntPtr instancePtr = MyCustomDLLWrapper.CreateMiniVan();

            int kidCount = MyCustomDLLWrapper.GetTheKids(instancePtr);

            Console.WriteLine("Number of kids in Mini Van is: {0} \n", kidCount);

            MyCustomDLLWrapper.DeleteMiniVan(instancePtr);
        }
Example #2
0
        static void Main(string[] args)
        {
            // Add some numbers.
            Console.WriteLine("Invoking AddNumbers()...");
            Console.WriteLine("10 + 10 is {0}",
                MyCustomDLLWrapper.AddNumbers(10, 10));

            // Add array of numbers.
            Console.WriteLine("\nInvoking AddArray()...");
            int[] theVals = {10, 23, 83, 9, 12};
            Console.WriteLine("Sum of array is {0}",
                MyCustomDLLWrapper.AddArray(theVals, 5));

            // Display a better car.
            Console.WriteLine("\nInvoking DisplayBetterCar()...");
            Console.WriteLine("...message boxes are displaying...");
            CAR2 myCar = new CAR2();
            myCar.petName = "Frank";
            myCar.theCar.color = "Rust";
            myCar.theCar.make = "Colt";
            MyCustomDLLWrapper.DisplayBetterCar(myCar);

            // Get three basic cars.
            Console.WriteLine("\nInvoking GiveMeThreeBasicCars()...");
            int size = 3;
            IntPtr outArray;
            MyCustomDLLWrapper.GiveMeThreeBasicCars(out outArray );
            CAR[] carArray = new CAR[size];
            IntPtr current = outArray;

            // Print out each structure.
            for( int i = 0; i < size; i++ )
            {
                carArray[ i ] = new CAR();
                Marshal.PtrToStructure( current, carArray[ i ]);
                Console.WriteLine( "Structure {0}: {1} {2}", i,
                    carArray[ i ].make, carArray[ i ].color);

                Marshal.DestroyStructure( current, typeof(CAR) );
                current = (IntPtr)((int)current +
                    Marshal.SizeOf( carArray[ i ] ));
            }
            Marshal.FreeCoTaskMem( outArray );
            outArray = IntPtr.Zero;
            Marshal.FreeCoTaskMem( current);
            current = IntPtr.Zero;

            // Get a new CMiniVan type.
            Console.WriteLine("\nInvoking CMiniVan.DisplayNumberOfKids()...");
            IntPtr instancePtr = MyCustomDLLWrapper.CreateMiniVan();

            int kidCount = MyCustomDLLWrapper.GetTheKids(instancePtr);
            Console.WriteLine("Number of kids in Mini Van is: {0} \n", kidCount);

            MyCustomDLLWrapper.DeleteMiniVan(instancePtr);
        }
Example #3
0
 public static extern int DisplayBetterCar( CAR2 c);
Example #4
0
 public static extern int DisplayBetterCar(CAR2 c);