#include <Windows.h>

#include <stdio.h>

// import后，会提示找不到对应的SignCtrl.tlh文件，只需要对项目重新编译一下，在项目的Debug目录下，就会有SignCtrl.tlh文件

#import "C:/Users/Administrator/Desktop/jzbank/CallComSln/CallCom/CallCom/SignCtrl.ocx" no_namespace

extern "C"

{

    typedef HRESULT (__stdcall *pFunc)(REFCLSID rclsid,REFIID riid,LPVOID * ppv);

}    

void main(){

     //谨记谨记,必须先调用 CoInitialize(NULL);

    if (!SUCCEEDED(CoInitialize(NULL)))

    {

        return;

    }

    HINSTANCE hdllInst = LoadLibrary("SignCtrl.ocx");  

    pFunc func=(pFunc)GetProcAddress(hdllInst,"DllGetClassObject");  

    if (func != NULL)

    {  

        CLSID CLSID_SignCtrl_ocx;

        HRESULT hr = CLSIDFromString(L"{7CDD83B9-75FA-4C7A-89A6-1ABC55126D57}", &CLSID_SignCtrl_ocx);

        if (!SUCCEEDED(hr))

        {

            return;

        }

        IClassFactory* pcf = NULL;

        hr = func(CLSID_SignCtrl_ocx, IID_IClassFactory,(void**)&pcf);  

        if (SUCCEEDED(hr) && (pcf != NULL))

        {

            // 创建 IID

            IID CLSID_DSignCtrl;

            //_DSignCtrl的标识{05c0ba8b-20f1-40ee-ae8c-cb78d9809203} 在tlh文件里

            CLSID_DSignCtrl.Data1=0x05c0ba8b;

            CLSID_DSignCtrl.Data2=0X20f1;

            CLSID_DSignCtrl.Data3=0X40ee;  

            CLSID_DSignCtrl.Data4[]=0Xae;

            CLSID_DSignCtrl.Data4[]=0X8c;

            CLSID_DSignCtrl.Data4[]=0Xcb;

            CLSID_DSignCtrl.Data4[]=0X78;

            CLSID_DSignCtrl.Data4[]=0Xd9;

            CLSID_DSignCtrl.Data4[]=0X80;

            CLSID_DSignCtrl.Data4[]=0X92;

            CLSID_DSignCtrl.Data4[]=0X03;  

            // SignCtrl.ocx向外暴露的

            _DSignCtrl* pCall = NULL;

            // 拿到实例

            hr = pcf->CreateInstance(NULL, CLSID_DSignCtrl, (void**)&pCall);  

            if (SUCCEEDED(hr)   && (pCall != NULL))

            {

                pCall->AboutBox();

            }

            pcf->Release();

        } else{

            printf("false");

        }

    }   

    FreeLibrary(hdllInst);

    // 谨记谨记, 调用 CoInitialize(NULL);后要销毁

    CoUninitialize(); 

    getchar();

}