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Kudeet 2005-10-27
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主 题： 怎样得到显卡和显示器的具体信息，包括牌子型号？
作 者： heresy415 (空心菜)
描述：
用API获取或读取注册表，能不能把源码附上，多谢了
回复人： Gladstone(大士)
// This sample is a program which show the information ,such as description,
// provider and version of each pci device:
//retrieve a set of all devices on the Peripheral Component Interconnect (PCI)
//bus.
HDEVINFO hPciDevInfo = SetupDiGetClassDevs(NULL,REGSTR_KEY_PCIENUM,0,
DIGCF_PRESENT | DIGCF_ALLCLASSES );
if (hPciDevInfo == INVALID_HANDLE_VALUE) return ;
// Show all related device in the PCI set
DisplayDriverDsp(hPciDevInfo);
void CTestDlg::DisplayDriverDsp(HDEVINFO hDevInfo)
{
SP_DEVINFO_DATA DeviceInfoData;
DeviceInfoData.cbSize = sizeof(SP_DEVINFO_DATA);
TCHAR buffer[MAX_PATH];
ZeroMemory(buffer, MAX_PATH);
HKEY hCurKey;
CString strConstKey;
HKEY hRootKey = HKEY_LOCAL_MACHINE;
if (bIsNt)
strConstKey = "SYSTEM\\CurrentControlSet\\Control\\Class\\";
else
strConstKey = "SYSTEM\\CurrentControlSet\\Services\\Class\\";
/*DWORD dwI, dwValueType;
TCHAR szValueName[MAX_PATH];
TCHAR szValueData[MAX_PATH];
ZeroMemory(szValueName, MAX_PATH);
ZeroMemory(szValueData, MAX_PATH);
DWORD dwVNameSize, dwVDataSize;
dwVNameSize = MAX_PATH;
dwVDataSize = MAX_PATH;*/
for (DWORD i=0;SetupDiEnumDeviceInfo(hDevInfo,i,&DeviceInfoData);i++)
{
SetupDiGetDeviceRegistryProperty(hDevInfo, &DeviceInfoData,
SPDRP_DRIVER, NULL, (PBYTE)buffer, MAX_PATH, NULL);
CString strKey = strConstKey;
strKey += buffer;
if (ERROR_SUCCESS != ::RegOpenKey(hRootKey, (LPCSTR)strKey, &hCurKey))
{
TRACE("%d", GetLastError());
return;
}
// Get the driver description
DWORD dwType = REG_SZ;
if (ERROR_SUCCESS != ::RegQueryValueEx(hCurKey, "DriverDesc", NULL,
&dwType, (LPBYTE)szValueData, &dwVDataSize))
return;
// Get provider name
if (ERROR_SUCCESS != ::RegQueryValueEx(hCurKey, "ProviderName", NULL, &dwType, (LPBYTE)szValueData, &dwVDataSize))
return;
// Retrieve version:
if (ERROR_SUCCESS != ::RegQueryValueEx(hCurKey, "Ver", NULL, &dwType, (LPBYTE)szValueData, &dwVDataSize))
return;
}
作 者： heresy415 (空心菜)
描述：
用API获取或读取注册表，能不能把源码附上，多谢了
回复人： Gladstone(大士)
// This sample is a program which show the information ,such as description,
// provider and version of each pci device:
//retrieve a set of all devices on the Peripheral Component Interconnect (PCI)
//bus.
HDEVINFO hPciDevInfo = SetupDiGetClassDevs(NULL,REGSTR_KEY_PCIENUM,0,
DIGCF_PRESENT | DIGCF_ALLCLASSES );
if (hPciDevInfo == INVALID_HANDLE_VALUE) return ;
// Show all related device in the PCI set
DisplayDriverDsp(hPciDevInfo);
void CTestDlg::DisplayDriverDsp(HDEVINFO hDevInfo)
{
SP_DEVINFO_DATA DeviceInfoData;
DeviceInfoData.cbSize = sizeof(SP_DEVINFO_DATA);
TCHAR buffer[MAX_PATH];
ZeroMemory(buffer, MAX_PATH);
HKEY hCurKey;
CString strConstKey;
HKEY hRootKey = HKEY_LOCAL_MACHINE;
if (bIsNt)
strConstKey = "SYSTEM\\CurrentControlSet\\Control\\Class\\";
else
strConstKey = "SYSTEM\\CurrentControlSet\\Services\\Class\\";
/*DWORD dwI, dwValueType;
TCHAR szValueName[MAX_PATH];
TCHAR szValueData[MAX_PATH];
ZeroMemory(szValueName, MAX_PATH);
ZeroMemory(szValueData, MAX_PATH);
DWORD dwVNameSize, dwVDataSize;
dwVNameSize = MAX_PATH;
dwVDataSize = MAX_PATH;*/
for (DWORD i=0;SetupDiEnumDeviceInfo(hDevInfo,i,&DeviceInfoData);i++)
{
SetupDiGetDeviceRegistryProperty(hDevInfo, &DeviceInfoData,
SPDRP_DRIVER, NULL, (PBYTE)buffer, MAX_PATH, NULL);
CString strKey = strConstKey;
strKey += buffer;
if (ERROR_SUCCESS != ::RegOpenKey(hRootKey, (LPCSTR)strKey, &hCurKey))
{
TRACE("%d", GetLastError());
return;
}
// Get the driver description
DWORD dwType = REG_SZ;
if (ERROR_SUCCESS != ::RegQueryValueEx(hCurKey, "DriverDesc", NULL,
&dwType, (LPBYTE)szValueData, &dwVDataSize))
return;
// Get provider name
if (ERROR_SUCCESS != ::RegQueryValueEx(hCurKey, "ProviderName", NULL, &dwType, (LPBYTE)szValueData, &dwVDataSize))
return;
// Retrieve version:
if (ERROR_SUCCESS != ::RegQueryValueEx(hCurKey, "Ver", NULL, &dwType, (LPBYTE)szValueData, &dwVDataSize))
return;
}
