Dobijanje IDispatch iz procesa ili aplikacije

Code:

// killword.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <comdef.h>
#include <iostream>

#ifdef UNICODE
#define tclog std::wclog
#else
#define tclog std::clog
#endif

#pragma comment(lib,"comsuppwd.lib")

struct ole {
    ole(void): shouldRelease(false) {
        HRESULT hr = ::CoInitializeEx(NULL, COINIT_MULTITHREADED);
        shouldRelease = ((hr == S_OK) || (hr == S_FALSE));
    }
    ~ole(void) {
        docleanup();
    }
private:
    volatile bool shouldRelease;
    void docleanup(void) {
        if (shouldRelease) {
            shouldRelease = false;
            ::CoUninitialize();
        }
    }
};

/*_com_dispatch_help

L"\x0009" - IDispatch*
L"\x0008" - BSTR
L"\x000b" - boolean
L"\x000c" - enum
L"\x400c" - VARIANT*
*/

HRESULT CloseWord(void) {
    ole ol;
    HRESULT result = S_OK;

    try {

        IUnknownPtr ppunk;
        IDispatchPtr ppdisp;

        result = ppunk.GetActiveObject("Word.Application");
        _com_util::CheckError(result);
        {
        IDispatch *pdisp = NULL;
        result = ppunk.QueryInterface(IID_IDispatch,pdisp);
        _com_util::CheckError(result);
        ppdisp.Attach(pdisp);
        ppunk.Release();
        }

        LPOLESTR name=L"Quit"; 
        DISPID dispid = NULL;
        result = ppdisp->GetIDsOfNames (
                                 IID_NULL,
                                 &name,
                                 1,
                                 LOCALE_USER_DEFAULT,
                                 &dispid);
        _com_util::CheckError(result);

        variant_t save(false);
        variant_t empty;
        result = _com_dispatch_method( ppdisp
                                      ,dispid
                                      ,DISPATCH_METHOD
                                      ,VT_EMPTY
                                      ,NULL
                                      ,L"\x400c\x400c\x400c"
                                      ,&save
                                      ,&empty
                                      ,&empty
                                      );
    } catch(const _com_error& e) {
        tclog << e.ErrorMessage() << std::endl;
    }
    
    return result;
}


int __cdecl _tmain(int /*argc*/, _TCHAR** /*argv[]*/) {

    if ( SUCCEEDED(CloseWord()) ) {
        tclog << TEXT("Closed Word instance.") << std::endl;
    }
    return 0;
}