1.
//引入COM
#include "..\ComTest\ComTest_i.h"
#include "..\ComTest\ComTest_i.c"
2.添加初始化和反初始化
::CoInitialize(NULL);
::CoUninitialize();
3.调用部分(AskTunUtility为对象)
IAskTunUtility* psl = NULL;
HRESULT hr = ::CoCreateInstance(
CLSID_AskTunUtility,
NULL,
CLSCTX_INPROC_SERVER,
IID_IAskTunUtility,
(LPVOID *)&psl );
psl->Hello();//方法
psl->Release();//释放