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//
// Copyright (C) Microsoft Corporation 2005
// IHV UI Extension sample
//
#include "precomp.h"
#define CLSIDSTR_CALLBACK L"{4A01f9f9-6012-4343-A8C4-10B5DF32672A}" // IHV Ext UI CLSID
#define CLSID_CALLBACK_FRIENDLY_NAME L"Wireless 802.11 IHV Sample Config UI"
#define REGCLSID L"CLSID"
#define INPROCSERVER32 L"InprocServer32"
#define THREADINGMODEL L"ThreadingModel"
#define FREETHREADING L"Both"
#define ARRAY_SIZE(s) (sizeof(s) / sizeof(s[0]))
extern HINSTANCE g_hInst;
typedef HRESULT (APIENTRY *RegisterPageWithPageProc) (
const GUID *pguidParentPage,
const GUID *pguidChildPage,
const LPWSTR pszChildModuleFileName,
const LPWSTR pszFriendlyName,
const DWORD dwBehaviorFlags,
const DWORD dwUserFlags,
const LPWSTR pszCommandLine);
typedef HRESULT (APIENTRY *UnregisterPageProc) (
const GUID *pguidPage,
const BOOL fUnregisterFromCOM);
//
// RegisterServer - Register the COM Server by creating required keys
//
#pragma warning (push)
#pragma warning (disable:6262)
HRESULT
CRegHelper::RegisterServer ()
{
HRESULT hr = S_OK;
wchar_t wszModule[_MAX_PATH] = {0};
DWORD result = 0;
result = GetModuleFileName(g_hInst, wszModule, ARRAY_SIZE(wszModule));
if (result == 0)
{
return HRESULT_FROM_WIN32(GetLastError());
}
wchar_t wszCLSIDKey[MAX_LENGTH] = {0}; // CLSID\\wszCLSID.
wchar_t wszInprocKey[MAX_LENGTH + 2] = {0}; // CLSID\\InprocServer32
// get the class ID strings.
StringCchCopyW(wszCLSIDKey, MAX_LENGTH, REGCLSID);
StringCchCatW(wszCLSIDKey, MAX_LENGTH, L"\\");
StringCchCatW(wszCLSIDKey, MAX_LENGTH, CLSIDSTR_CALLBACK);
// create entries under CLSID.
// Description
FAILHR(SetKeyAndValue(wszCLSIDKey, NULL, CLSID_CALLBACK_FRIENDLY_NAME));
// set the server path.
FAILHR(SetKeyAndValue(wszCLSIDKey, INPROCSERVER32, wszModule));
// add the threading model information.
hr = StringCchPrintfW(wszInprocKey, MAX_LENGTH + 2, L"%s\\%s", wszCLSIDKey, INPROCSERVER32);
if(FAILED(hr))
{
hr = S_FALSE;
return hr;
}
FAILHR(SetRegValue(wszInprocKey, THREADINGMODEL, FREETHREADING));
// register the extension UI wizard page
HINSTANCE hinstLib = LoadLibrary(TEXT("connect.dll"));
if (hinstLib != NULL)
{
// get the export function used for registering
RegisterPageWithPageProc registerPageWithPageProc =
(RegisterPageWithPageProc) GetProcAddress(hinstLib, (LPCSTR)("RegisterPageWithPage"));
if (NULL != registerPageWithPageProc)
{
hr = (registerPageWithPageProc) (NULL, // stand alone page (no parent)
&GUID_SAMPLE_IHVUI_CLSID, // clsid of the extension UI wizard page
NULL, // filename already registered through COM
CLSID_CALLBACK_FRIENDLY_NAME, // friendly name
0x2, // allow duplicate instances
0, // no user flags
NULL); // no command line
}
FreeLibrary(hinstLib);
}
return hr;
}
#pragma warning (pop)
//
// UnRegisterServer - Register the COM Server by creating required keys
//
HRESULT
CRegHelper::UnregisterServer()
{
HRESULT hr = S_OK;
wchar_t wszCLSIDKey[MAX_LENGTH] = {0}; // CLSID\\wszCLSID.
// get the class ID strings.
StringCchCopyW(wszCLSIDKey,MAX_LENGTH, REGCLSID);
StringCchCatW(wszCLSIDKey, MAX_LENGTH, L"\\");
StringCchCatW(wszCLSIDKey, MAX_LENGTH, CLSIDSTR_CALLBACK);
StringCchCatW(wszCLSIDKey, MAX_LENGTH, L"\\");
StringCchCatW(wszCLSIDKey, MAX_LENGTH, INPROCSERVER32);
// delete the sub key of the Class ID key
FAILHR(DeleteKey(wszCLSIDKey));
StringCchCopyW(wszCLSIDKey,MAX_LENGTH, REGCLSID);
StringCchCatW(wszCLSIDKey, MAX_LENGTH, L"\\");
StringCchCatW(wszCLSIDKey, MAX_LENGTH, CLSIDSTR_CALLBACK);
// delete Class ID key
FAILHR(DeleteKey(wszCLSIDKey));
// unregister the extension UI wizard page
HINSTANCE hinstLib = LoadLibrary(TEXT("connect.dll"));
if (hinstLib != NULL)
{
// get the export function used for unregistering
UnregisterPageProc unregisterPageProc =
(UnregisterPageProc) GetProcAddress(hinstLib, (LPCSTR)("UnregisterPage"));
if (NULL != unregisterPageProc)
{
hr = (unregisterPageProc) (&GUID_SAMPLE_IHVUI_CLSID, // clsid of the extension UI wizard page
FALSE); // already unregistered from COM
}
FreeLibrary(hinstLib);
}
return hr;
}
//
// Set an entry in the registry of the form:
// HKEY_CLASSES_ROOT\wszKey\wszSubkey = wszValue
//
BOOL
CRegHelper::SetKeyAndValue(
const wchar_t* pwszKey,
const wchar_t* pwszSubkey,
const wchar_t* pwszValue
)
{
HKEY hKey; // handle to the new reg key.
wchar_t wszRegKey[MAX_LENGTH] = {0}; // buffer for the full key name.
// init the key with the base key name.
StringCchCopyW(wszRegKey, MAX_LENGTH, pwszKey);
// append the subkey name (if there is one).
if (pwszSubkey != NULL)
{
StringCchCatW(wszRegKey, MAX_LENGTH, L"\\");
StringCchCatW(wszRegKey, MAX_LENGTH, pwszSubkey);
}
// create the registry key.
if (RegCreateKeyEx(
HKEY_CLASSES_ROOT,
wszRegKey,
0,
NULL,
REG_OPTION_NON_VOLATILE,
KEY_ALL_ACCESS,
NULL,
&hKey,
NULL) == ERROR_SUCCESS)
{
// set the value (if there is one).
if (pwszValue != NULL)
{
RegSetValueEx(
hKey,
NULL,
0,
REG_SZ,
(BYTE *)pwszValue,
(DWORD) ((wcslen(pwszValue) + 1) * sizeof (wchar_t))
);
}
RegCloseKey(hKey);
return TRUE;
}
return FALSE;
}
//
// SetRegValue - Open the key, create a new keyword and value pair under it.
//
BOOL
CRegHelper::SetRegValue(
const wchar_t* pwszKeyName,
const wchar_t* pwszKeyword,
const wchar_t* pwszValue
)
{
HKEY hKey; // handle to the new reg key.
// create the registration key.
if (RegCreateKeyEx(
HKEY_CLASSES_ROOT,
pwszKeyName,
0,
NULL,
REG_OPTION_NON_VOLATILE,
KEY_ALL_ACCESS,
NULL,
&hKey,
NULL) == ERROR_SUCCESS)
{
// set the value (if there is one).
if (pwszValue != NULL)
{
RegSetValueEx(
hKey,
pwszKeyword,
0,
REG_SZ,
(BYTE *)pwszValue,
(DWORD) ((wcslen(pwszValue) + 1) * sizeof (wchar_t))
);
}
RegCloseKey(hKey);
return TRUE;
}
return FALSE;
}
//
// Delete an entry in the registry of the form:
// HKEY_CLASSES_ROOT\wszKey\wszSubkey = wszValue
//
BOOL
CRegHelper::DeleteKey(const wchar_t* pwszSubkey)
{
DWORD result = 0;
if (pwszSubkey != NULL)
{
// delete the registry key.
result = RegDeleteKey(HKEY_CLASSES_ROOT, pwszSubkey);
}
else
{
return FALSE;
}
return ((ERROR_SUCCESS == result)?TRUE:FALSE);
}
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