62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
|
/**************************************************************************\
|
||
|
|
* Module Name: ntreg.hxx
|
||
|
|
*
|
||
|
|
* CRegistrySettings class
|
||
|
|
*
|
||
|
|
* This class handles getting registry information for display driver
|
||
|
|
* information.
|
||
|
|
*
|
||
|
|
* Copyright (c) Microsoft Corp. 1992-1998 All Rights Reserved
|
||
|
|
*
|
||
|
|
\**************************************************************************/
|
||
|
|
|
||
|
|
|
||
|
|
class CRegistrySettings
|
||
|
|
{
|
||
|
|
private:
|
||
|
|
|
||
|
|
//
|
||
|
|
// Data members
|
||
|
|
//
|
||
|
|
|
||
|
|
HKEY _hkVideoReg;
|
||
|
|
LPTSTR _pszDrvName;
|
||
|
|
LPTSTR _pszKeyName;
|
||
|
|
LPTSTR _pszDeviceInstanceId;
|
||
|
|
DWORD _dwDevInst;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Helper functions
|
||
|
|
//
|
||
|
|
|
||
|
|
VOID InitDeviceInstanceID(LPTSTR pstrDeviceKey);
|
||
|
|
BOOL GetDevInfoDataFromInterfaceName(LPWSTR pwInterfaceName,
|
||
|
|
HDEVINFO* phDevInfo,
|
||
|
|
PSP_DEVINFO_DATA pDevInfoData);
|
||
|
|
|
||
|
|
public:
|
||
|
|
|
||
|
|
CRegistrySettings(LPTSTR pstrDeviceKey);
|
||
|
|
~CRegistrySettings();
|
||
|
|
|
||
|
|
VOID GetHardwareInformation(PDISPLAY_REGISTRY_HARDWARE_INFO pInfo);
|
||
|
|
|
||
|
|
//
|
||
|
|
// THE CALLER IS RESPONSIBLE TO CLOSE THE RETURNED HKEY
|
||
|
|
//
|
||
|
|
|
||
|
|
HKEY OpenDrvRegKey();
|
||
|
|
|
||
|
|
//
|
||
|
|
// THESE FUNCTIONS DO NOT RETURN A CLONE!
|
||
|
|
// THE CALLER MUST COPY IT IF IT NEEDS TO KEEP IT AROUND!
|
||
|
|
// DO NOT FREE THE POINTER RETURNED FROM THIS CALL!
|
||
|
|
//
|
||
|
|
|
||
|
|
LPTSTR GetMiniPort(void) { return _pszDrvName; }
|
||
|
|
LPTSTR GetDeviceInstanceId() { return _pszDeviceInstanceId; }
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|