comsupp.cpp File Reference

#include <stdarg.h>
#include <windef.h>
#include <winbase.h>
#include <comdef.h>

Include dependency graph for comsupp.cpp:

Go to the source code of this file.

Namespaces
namespace	_com_util

Macros
#define	WIN32_NO_STATUS
#define	_INC_WINDOWS

Typedefs
typedef void WINAPI	COM_ERROR_HANDLER(HRESULT, IErrorInfo *)

Functions
void WINAPI	_com_raise_error (HRESULT hr, IErrorInfo *perrinfo)
void WINAPI	_set_com_error_handler (COM_ERROR_HANDLER *phandler)
void WINAPI	_com_issue_error (HRESULT hr)
void WINAPI	_com_issue_errorex (HRESULT hr, IUnknown *punk, REFIID riid)
_variant_t	vtMissing (DISP_E_PARAMNOTFOUND, VT_ERROR)
BSTR WINAPI	_com_util::ConvertStringToBSTR (const char *pSrc)
char *WINAPI	_com_util::ConvertBSTRToString (BSTR pSrc)

Variables
static COM_ERROR_HANDLER *	com_error_handler

Macro Definition Documentation

_INC_WINDOWS

#define _INC_WINDOWS

Definition at line 12 of file comsupp.cpp.

WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 11 of file comsupp.cpp.

Typedef Documentation

COM_ERROR_HANDLER

typedef void WINAPI COM_ERROR_HANDLER(HRESULT, IErrorInfo *)

Definition at line 19 of file comsupp.cpp.

Function Documentation

_com_issue_error()

void WINAPI _com_issue_error

(

HRESULT

hr

)

Definition at line 32 of file comsupp.cpp.

{
    com_error_handler(hr, NULL);
}

Referenced by _com_util::ConvertBSTRToString(), _com_util::ConvertStringToBSTR(), and ConvertUTF8StringToBSTR().

_com_issue_errorex()

void WINAPI _com_issue_errorex	(	HRESULT	hr,
		IUnknown *	punk,
		REFIID	riid
	)

Definition at line 37 of file comsupp.cpp.

{
    void *pv;
    IErrorInfo *perrinfo = NULL;
 
    if (SUCCEEDED(punk->QueryInterface(riid, &pv)))
    {
        ISupportErrorInfo *pserrinfo = static_cast<ISupportErrorInfo *>(pv);
        if (pserrinfo->InterfaceSupportsErrorInfo(riid) == S_OK)
            (void)GetErrorInfo(0, &perrinfo);
        pserrinfo->Release();
    }
 
    com_error_handler(hr, perrinfo);
}

_com_raise_error()

void WINAPI _com_raise_error	(	HRESULT	hr,
		IErrorInfo *	perrinfo
	)

Definition at line 22 of file comsupp.cpp.

{
    throw _com_error(hr, perrinfo);
}

_set_com_error_handler()

void WINAPI _set_com_error_handler

(

COM_ERROR_HANDLER *

phandler

)

Definition at line 27 of file comsupp.cpp.

{
    com_error_handler = phandler;
}

vtMissing()

_variant_t vtMissing	(	DISP_E_PARAMNOTFOUND	,
		VT_ERROR
	)

Referenced by WebChildWindow::WebChildWindow().

Variable Documentation

com_error_handler

COM_ERROR_HANDLER* com_error_handler

static

Definition at line 20 of file comsupp.cpp.

Referenced by _com_issue_error(), _com_issue_errorex(), and _set_com_error_handler().