public void Test()
{
//创建空间，利用IntPtr来保存创建的对象
IntPtr ptr = CPPDLL.CreateArray(1000000);
int i = 100;
while (i > 0)
{
//利用IntPtr来操作对象。
CPPDLL.refStructs(ptr, 3);
CPPDLL.refStructs(ptr, 3);
CPPDLL.refStructs(ptr, 3);
CPPDLL.refStructs(ptr, 3);
i--;
}
//释放空间
CPPDLL.DestroyArray(ptr);
}
static void TestOne()
{
Console.WriteLine("调用 Native C++的dll结果：");
int result = CPPDLL.Add(10, 20);
Console.WriteLine("10 + 20 = {0}", result);
result = CPPDLL.Sub(30, 12);
Console.WriteLine("30 - 12 = {0}", result);
result = CPPDLL.Multiply(5, 4);
Console.WriteLine("5 * 4 = {0}", result);
result = CPPDLL.Divide(30, 5);
Console.WriteLine("30 / 5 = {0}", result);
IntPtr ptr = CPPDLL.Create("李平", 27);
//将结构体指针转换为C#对应的类
CPPDLL.User user = (CPPDLL.User)Marshal.PtrToStructure(ptr, typeof(CPPDLL.User));
//将字符串数组转换为string的方式
//IntPtr tempAddrName = BthGetName(allAddrs[i])；//接收返回的数组
//string m_strAddrName = Marshal.PtrToStringAnsi(tempAddrName);//将其转换为字符串
Console.WriteLine("Name: {0}, Age: {1},", user.Name, user.Age);
Console.WriteLine("Name2: {0}, Age2: {1},", user.Name2, user.Age2);
Console.WriteLine("设置c++的字符串指针解析：");
CPPDLL.setStringTest("asdfsdf");
Console.WriteLine("c++返回的字符串指针解析：");
IntPtr tempPtr = CPPDLL.getStringTest("xxx", 32);
Console.WriteLine("{0:10}", Marshal.PtrToStringAnsi(tempPtr));
Console.WriteLine("函数参数传出：");
int i = 5;
CPPDLL.setRef(ref i);
Console.WriteLine(" i = {0}", i);
Console.WriteLine("函数参数传入数组：");
int[] sumArray = new int[10];
sumArray[2] = 188;
int sumA = CPPDLL.sumArray(sumArray, sumArray.Length);
Console.WriteLine("数组求和{0}", sumA);
Console.WriteLine("函数参数传出数组：");
int[] sumArray2 = new int[10];
CPPDLL.copyArray(sumArray, sumArray.Length, sumArray2);
foreach (int value in sumArray2)
{
Console.WriteLine("{0} ", value);
}
Console.WriteLine("函数参数传入struct：");
CPPDLL.User user2 = new CPPDLL.User();
user2.Name = "我们";
user2.Age = 2;
CPPDLL.setStruct(user2);
Console.WriteLine("函数参数传出struct数组：");
CPPDLL.User[] user3 = new CPPDLL.User[3];
user3[0].Name = "老鹰一号";
user3[0].Age = 1;
CPPDLL.getStruct(user3, 3);
foreach (CPPDLL.User value in user3)
{
Console.WriteLine("Name: {0}, Age: {1},", value.Name, value.Age);
}
Console.WriteLine("函数参数传入传出struct数组：");
CPPDLL.User[] user5 = new CPPDLL.User[3];
user5[0].Name = "老鹰二号";
user5[0].Age = 2;
CPPDLL.copyStructs(user5, user5, 3);
foreach (CPPDLL.User value in user5)
{
Console.WriteLine("Name: {0}, Age: {1},", value.Name, value.Age);
}
Console.WriteLine("调用 C#的dll结果：");
CSharpDLL.Class1 dllTest = new CSharpDLL.Class1();
Console.WriteLine(dllTest.Show());
}
