static void RemoveOwnRegistryKeys()
{
HKEY keys[] = { HKEY_LOCAL_MACHINE, HKEY_CURRENT_USER };
// remove all keys from both HKLM and HKCU (wherever they exist)
for (int i = 0; i < dimof(keys); i++) {
UnregisterFromBeingDefaultViewer(keys[i]);
DeleteRegKey(keys[i], REG_CLASSES_APP);
DeleteRegKey(keys[i], REG_CLASSES_APPS);
SHDeleteValue(keys[i], REG_CLASSES_PDF L"\\OpenWithProgids", TAPP);
for (int j = 0; NULL != gSupportedExts[j]; j++) {
ScopedMem<WCHAR> keyname(str::Join(L"Software\\Classes\\", gSupportedExts[j], L"\\OpenWithProgids"));
SHDeleteValue(keys[i], keyname, TAPP);
DeleteEmptyRegKey(keys[i], keyname);
keyname.Set(str::Join(L"Software\\Classes\\", gSupportedExts[j], L"\\OpenWithList\\" EXENAME));
if (!DeleteRegKey(keys[i], keyname))
continue;
// remove empty keys that the installer might have created
*(WCHAR *)str::FindCharLast(keyname, '\\') = '\0';
if (!DeleteEmptyRegKey(keys[i], keyname))
continue;
*(WCHAR *)str::FindCharLast(keyname, '\\') = '\0';
DeleteEmptyRegKey(keys[i], keyname);
}
}
}
/* Undo what DoAssociateExeWithPdfExtension() in AppTools.cpp did */
static void UnregisterFromBeingDefaultViewer(HKEY hkey)
{
ScopedMem<WCHAR> curr(ReadRegStr(hkey, REG_CLASSES_PDF, NULL));
ScopedMem<WCHAR> prev(ReadRegStr(hkey, REG_CLASSES_APP, L"previous.pdf"));
if (!curr || !str::Eq(curr, TAPP)) {
// not the default, do nothing
} else if (prev) {
WriteRegStr(hkey, REG_CLASSES_PDF, NULL, prev);
} else {
SHDeleteValue(hkey, REG_CLASSES_PDF, NULL);
}
// the following settings overrule HKEY_CLASSES_ROOT\.pdf
ScopedMem<WCHAR> buf(ReadRegStr(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, PROG_ID));
if (str::Eq(buf, TAPP)) {
LONG res = SHDeleteValue(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, PROG_ID);
if (res != ERROR_SUCCESS)
LogLastError(res);
}
buf.Set(ReadRegStr(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, APPLICATION));
if (str::EqI(buf, EXENAME)) {
LONG res = SHDeleteValue(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, APPLICATION);
if (res != ERROR_SUCCESS)
LogLastError(res);
}
buf.Set(ReadRegStr(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT L"\\UserChoice", PROG_ID));
if (str::Eq(buf, TAPP))
DeleteRegKey(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT L"\\UserChoice", true);
}
/* Undo what DoAssociateExeWithPdfExtension() in AppTools.cpp did */
static void UnregisterFromBeingDefaultViewer(HKEY hkey)
{
ScopedMem<WCHAR> curr(ReadRegStr(hkey, REG_CLASSES_PDF, nullptr));
ScopedMem<WCHAR> prev(ReadRegStr(hkey, REG_CLASSES_APP, L"previous.pdf"));
if (!curr || !str::Eq(curr, APP_NAME_STR)) {
// not the default, do nothing
} else if (prev) {
WriteRegStr(hkey, REG_CLASSES_PDF, nullptr, prev);
} else {
#pragma warning(push)
#pragma warning(disable : 6387) // silence /analyze: '_Param_(3)' could be '0': this does not adhere to the specification for the function 'SHDeleteValueW'
SHDeleteValue(hkey, REG_CLASSES_PDF, nullptr);
#pragma warning(pop)
}
// the following settings overrule HKEY_CLASSES_ROOT\.pdf
ScopedMem<WCHAR> buf(ReadRegStr(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, PROG_ID));
if (str::Eq(buf, APP_NAME_STR)) {
LONG res = SHDeleteValue(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, PROG_ID);
if (res != ERROR_SUCCESS)
LogLastError(res);
}
buf.Set(ReadRegStr(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, APPLICATION));
if (str::EqI(buf, EXENAME)) {
LONG res = SHDeleteValue(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT, APPLICATION);
if (res != ERROR_SUCCESS)
LogLastError(res);
}
buf.Set(ReadRegStr(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT L"\\UserChoice", PROG_ID));
if (str::Eq(buf, APP_NAME_STR))
DeleteRegKey(HKEY_CURRENT_USER, REG_EXPLORER_PDF_EXT L"\\UserChoice", true);
}
static int uninstall_tox()
{
if (MessageBox(NULL, "Are you sure you want to uninstall uTox?", "uTox Updater", MB_YESNO | MB_ICONQUESTION | MB_SETFOREGROUND) == IDYES) {
wchar_t wsz[MAX_PATH + 64];
if (SUCCEEDED(SHGetFolderPathW(NULL, CSIDL_STARTMENU, NULL, 0, wsz))) {
wcscat(wsz, L"\\Programs\\Tox.lnk");
DeleteFileW(wsz);
}
if (SUCCEEDED(SHGetFolderPathW(NULL, CSIDL_DESKTOPDIRECTORY, NULL, 0, wsz))) {
wcscat(wsz, L"\\Tox.lnk");
DeleteFileW(wsz);
}
SHDeleteKey(HKEY_CURRENT_USER, "Software\\Classes\\tox");
SHDeleteKey(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\uTox");
SHDeleteValue(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Run", "uTox");
DeleteFile(TOX_EXE_NAME);
DeleteFile(TOX_VERSION_FILENAME);
MessageBox(main_window, "uTox uninstalled.", "uTox Updater", MB_OK | MB_SETFOREGROUND);
}
exit(0);
}
static BOOL
RemoveMyDriver()
{
char buf[300];
DWORD usagecount;
DWORD valtype, valsize, rc;
/* most of this is equivalent to what SQLRemoveDriver is
suppposed to do, except that it consistently causes a
crash, so we do it ourselves */
snprintf(buf, sizeof(buf), "SOFTWARE\\ODBC\\ODBCINST.INI\\%s",
DriverName);
valsize = sizeof(usagecount);
usagecount = 0;
valtype = REG_DWORD;
rc = SHGetValue(HKEY_LOCAL_MACHINE, buf, "UsageCount",
&valtype, &usagecount, &valsize);
if (rc == ERROR_FILE_NOT_FOUND) {
/* not installed, do nothing */
exit(0);
}
if (rc != ERROR_SUCCESS) {
ProcessSysErrorMessage(rc, "one");
return FALSE;
}
if (usagecount > 1) {
usagecount--;
rc = SHSetValue(HKEY_LOCAL_MACHINE, buf, "UsageCount",
REG_DWORD, &usagecount, sizeof(usagecount));
if (rc != ERROR_SUCCESS) {
ProcessSysErrorMessage(rc, "two");
return FALSE;
}
return TRUE;
}
rc = SHDeleteKey(HKEY_LOCAL_MACHINE, buf);
if (rc != ERROR_SUCCESS) {
ProcessSysErrorMessage(rc, "three");
return FALSE;
}
rc = SHDeleteValue(HKEY_LOCAL_MACHINE,
"SOFTWARE\\ODBC\\ODBCINST.INI\\ODBC Drivers",
DriverName);
if (rc != ERROR_SUCCESS) {
ProcessSysErrorMessage(rc, "four");
return FALSE;
}
return TRUE;
}
DLLEXPORT STDAPI DllUnregisterServer(VOID)
{
ScopedMem<WCHAR> mozPluginPath(ReadRegStr(HKEY_CURRENT_USER, L"Environment", L"MOZ_PLUGIN_PATH"));
if (mozPluginPath)
{
WCHAR szModulePath[MAX_PATH];
GetModuleFileName(g_hInstance, szModulePath, MAX_PATH);
if (str::StartsWithI(szModulePath, mozPluginPath))
SHDeleteValue(HKEY_CURRENT_USER, L"Environment", L"MOZ_PLUGIN_PATH");
}
DeleteRegKey(HKEY_LOCAL_MACHINE, g_lpRegKey);
if (!DeleteRegKey(HKEY_CURRENT_USER, g_lpRegKey))
return E_UNEXPECTED;
return S_OK;
}
void DoAssociateExeWithPdfExtension(HKEY hkey)
{
ScopedMem<WCHAR> exePath(GetExePath());
if (!exePath)
return;
ScopedMem<WCHAR> prevHandler(nullptr);
// Remember the previous default app for the Uninstaller
prevHandler.Set(ReadRegStr(hkey, REG_CLASSES_PDF, nullptr));
if (prevHandler && !str::Eq(prevHandler, APP_NAME_STR))
WriteRegStr(hkey, REG_CLASSES_APP, L"previous.pdf", prevHandler);
WriteRegStr(hkey, REG_CLASSES_APP, nullptr, _TR("PDF Document"));
WCHAR *icon_path = str::Join(exePath, L",1");
WriteRegStr(hkey, REG_CLASSES_APP L"\\DefaultIcon", nullptr, icon_path);
free(icon_path);
WriteRegStr(hkey, REG_CLASSES_APP L"\\shell", nullptr, L"open");
ScopedMem<WCHAR> cmdPath(str::Format(L"\"%s\" \"%%1\" %%*", exePath.Get())); // "${exePath}" "%1" %*
bool ok = WriteRegStr(hkey, REG_CLASSES_APP L"\\shell\\open\\command", nullptr, cmdPath);
// also register for printing
cmdPath.Set(str::Format(L"\"%s\" -print-to-default \"%%1\"", exePath.Get())); // "${exePath}" -print-to-default "%1"
WriteRegStr(hkey, REG_CLASSES_APP L"\\shell\\print\\command", nullptr, cmdPath);
// also register for printing to specific printer
cmdPath.Set(str::Format(L"\"%s\" -print-to \"%%2\" \"%%1\"", exePath.Get())); // "${exePath}" -print-to "%2" "%1"
WriteRegStr(hkey, REG_CLASSES_APP L"\\shell\\printto\\command", nullptr, cmdPath);
// Only change the association if we're confident, that we've registered ourselves well enough
if (!ok)
return;
WriteRegStr(hkey, REG_CLASSES_PDF, nullptr, APP_NAME_STR);
// TODO: also add SumatraPDF to the Open With lists for the other supported extensions?
WriteRegStr(hkey, REG_CLASSES_PDF L"\\OpenWithProgids", APP_NAME_STR, L"");
if (hkey == HKEY_CURRENT_USER) {
WriteRegStr(hkey, REG_EXPLORER_PDF_EXT, L"Progid", APP_NAME_STR);
CrashIf(hkey == 0); // to appease prefast
SHDeleteValue(hkey, REG_EXPLORER_PDF_EXT, L"Application");
DeleteRegKey(hkey, REG_EXPLORER_PDF_EXT L"\\UserChoice", true);
}
}
