windows-nt/Source/XPSP1/NT/printscan/ui/uicommon/uiexthlp.h
2020-09-26 16:20:57 +08:00

65 lines
1.5 KiB
C++

/*******************************************************************************
*
* (C) COPYRIGHT MICROSOFT CORPORATION, 1998
*
* TITLE: UIEXTHLP.H
*
* VERSION: 1.0
*
* AUTHOR: ShaunIv
*
* DATE: 7/8/1999
*
* DESCRIPTION: Helper functions for loading UI extensions for WIA devices
*
*******************************************************************************/
#ifndef __UIEXTHLP_H_INCLUDED
#define __UIEXTHLP_H_INCLUDED
#include <windows.h>
#include <objbase.h>
#include <wia.h>
namespace WiaUiExtensionHelper
{
HRESULT GetDeviceExtensionClassID(
LPCWSTR pszID,
LPCTSTR pszCategory,
IID &iidClassID
);
HRESULT CreateDeviceExtension(
LPCWSTR pszID,
LPCTSTR pszCategory,
const IID &iid,
void **ppvObject
);
HRESULT GetUiGuidFromWiaItem(
IWiaItem *pWiaItem,
LPWSTR pszGuid
);
HRESULT GetDeviceExtensionClassID(
IWiaItem *pWiaItem,
LPCTSTR pszCategory,
IID &iidClassID
);
HRESULT CreateDeviceExtension(
IWiaItem *pWiaItem,
LPCTSTR pszCategory,
const IID &iid,
void **ppvObject
);
HRESULT GetDeviceIcons(
BSTR bstrDeviceId,
LONG nDeviceType,
HICON *phIconSmall,
HICON *phIconLarge,
UINT nIconSize = 0 // 0 means default sizes
);
CSimpleString GetExtensionFromGuid(
IWiaItem *pWiaItem,
const GUID &guidFormat
);
}
#endif //__UIEXTHLP_H_INCLUDED