// INamespaceWalkCB
IFACEMETHODIMP FoundItem(IShellFolder *psf, PCUITEMID_CHILD pidl)
{
HRESULT hr = S_OK;
if (_fCountingFiles)
{
_cFilesTotal++;
}
else
{
_cFileCur++;
IShellItem2 *psi;
hr = SHCreateItemWithParent(NULL, psf, pidl, IID_PPV_ARGS(&psi));
if (SUCCEEDED(hr))
{
PWSTR pszName;
hr = psi->GetDisplayName(SIGDN_NORMALDISPLAY, &pszName);
if (SUCCEEDED(hr))
{
_ppd->SetProgress64(_cFileCur, _cFilesTotal);
_ppd->SetLine(2, pszName, TRUE, NULL);
hr = _ProcessItem(psi);
CoTaskMemFree(pszName);
}
psi->Release();
}
}
return _ppd->HasUserCancelled() ? HRESULT_FROM_WIN32(ERROR_CANCELLED) : hr;
}
int APIENTRY wWinMain(HINSTANCE, HINSTANCE, PWSTR pszCmdLine, int)
{
HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
if (SUCCEEDED(hr))
{
if (StrStrI(pszCmdLine, L"-Verb"))
{
IShellItem2 *psi;
hr = GetShellItemFromCommandLine(IID_PPV_ARGS(&psi));
if (SUCCEEDED(hr))
{
PWSTR pszName;
hr = psi->GetDisplayName(SIGDN_PARENTRELATIVEPARSING, &pszName);
if (SUCCEEDED(hr))
{
WCHAR szMsg[128];
StringCchPrintf(szMsg, ARRAYSIZE(szMsg), L"Item passed via command line is named %s", pszName);
MessageBox(NULL, szMsg, L"Create Process Sample Verb", MB_OK);
CoTaskMemFree(pszName);
}
psi->Release();
}
}
else
{
CRegisterExtension re(CLSID_NULL);
WCHAR const c_szProgID[] = L"txtfile";
WCHAR const c_szVerb[] = L"CreateProcessVerb";
WCHAR const c_szVerbName[] = L"Create Process Verb";
WCHAR szModule[MAX_PATH];
GetModuleFileName(NULL, szModule, ARRAYSIZE(szModule));
// register this verb on .txt files ProgID
WCHAR szCmdLine[MAX_PATH + 10];
StringCchPrintf(szCmdLine, ARRAYSIZE(szCmdLine), L"%s -Verb \"%%1\"", szModule);
hr = re.RegisterCreateProcessVerb(c_szProgID, c_szVerb, szCmdLine, c_szVerbName);
if (SUCCEEDED(hr))
{
hr = re.RegisterVerbAttribute(c_szProgID, c_szVerb, L"NeverDefault");
if (SUCCEEDED(hr))
{
MessageBox(NULL,
L"Installed Create Process Verb Sample for .txt files\n\n"
L"right click on a .txt file and choose 'Create Process Verb Sample' to see this in action"
, PathFindFileName(szModule), MB_OK);
}
}
}
CoUninitialize();
}
return 0;
}
void OnAppCallback()
{
DWORD count;
_psia->GetCount(&count);
IShellItem2 *psi;
HRESULT hr = GetItemAt(_psia, 0, IID_PPV_ARGS(&psi));
if (SUCCEEDED(hr))
{
PWSTR pszName;
hr = psi->GetDisplayName(SIGDN_PARENTRELATIVEPARSING, &pszName);
if (SUCCEEDED(hr))
{
WCHAR szMsg[128];
StringCchPrintf(szMsg, ARRAYSIZE(szMsg), L"%d item(s), first item is named %s", count, pszName);
MessageBox(NULL, szMsg, c_szVerbDisplayName, MB_OK | MB_SETFOREGROUND);
CoTaskMemFree(pszName);
}
psi->Release();
}
}
HRESULT GetIDListName(IShellItem *psi, PWSTR *ppsz)
{
*ppsz = NULL;
HRESULT hr = E_FAIL;
WCHAR szFullName[2048];
szFullName[0] = 0;
PWSTR pszOutput = szFullName;
size_t cchOutput = ARRAYSIZE(szFullName);
CItemIterator itemIterator(psi);
while (itemIterator.MoveNext())
{
IShellItem2 *psi;
hr = itemIterator.GetCurrent(IID_PPV_ARGS(&psi));
if (SUCCEEDED(hr))
{
PWSTR pszName;
hr = psi->GetDisplayName(SIGDN_PARENTRELATIVE, &pszName);
if (SUCCEEDED(hr))
{
// Ignore errors, this is for debugging only
StringCchCatEx(pszOutput, cchOutput, L"[", &pszOutput, &cchOutput, 0);
StringCchCatEx(pszOutput, cchOutput, pszName, &pszOutput, &cchOutput, 0);
StringCchCatEx(pszOutput, cchOutput, L"]", &pszOutput, &cchOutput, 0);
CoTaskMemFree(pszName);
}
psi->Release();
}
}
if (SUCCEEDED(hr))
{
hr = SHStrDup(szFullName, ppsz);
}
return hr;
}
