#include <StdAfx.h>
#include "DropHandler.h"
#include <memory>
-#include <ShlObj.h>
+#pragma warning (push) // prevent "warning C4091: 'typedef ': ignored on left of 'tagGPFIDL_FLAGS' when no variable is declared"
+#pragma warning (disable:4091) // VC bug when using XP enabled toolsets.
+#include <shlobj.h>
+#pragma warning (pop)
#include <comip.h>
#include "paths.h"
#include "Environment.h"
{
struct HandleDeleter {
typedef HANDLE pointer;
- void operator()(HANDLE h) { if (h && h != INVALID_HANDLE_VALUE) ::CloseHandle(h); }
+ void operator()(HANDLE h) { if (h != nullptr && h != INVALID_HANDLE_VALUE) ::CloseHandle(h); }
};
typedef std::unique_ptr<HANDLE, HandleDeleter> unique_handle;
{
std::vector<String> files;
// Get the number of pathnames that have been dropped
- UINT wNumFilesDropped = DragQueryFile(dropInfo, 0xFFFFFFFF, NULL, 0);
+ UINT wNumFilesDropped = DragQueryFile(dropInfo, 0xFFFFFFFF, nullptr, 0);
// get all file names. but we'll only need the first one.
for (WORD x = 0; x < wNumFilesDropped; x++)
{
// Get the number of bytes required by the file's full pathname
- UINT wPathnameSize = DragQueryFile(dropInfo, x, NULL, 0);
+ UINT wPathnameSize = DragQueryFile(dropInfo, x, nullptr, 0);
// Allocate memory to contain full pathname & zero byte
wPathnameSize += 1;
}
else if (paths::IsDecendant(files[i], szTempPath) || paths::IsDecendant(files[i], szTempPathShort))
{
- String tmpdir = env_GetTempChildPath();
+ String tmpdir = env::GetTempChildPath();
CopyFileOrFolder(files[i], tmpdir);
files[i] = paths::ConcatPath(tmpdir, paths::FindFileName(files[i]));
}
HRESULT IStream_WriteToFile(IStream *pStream, const String& filename)
{
- unique_handle hFile(CreateFile(filename.c_str(), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL));
+ unique_handle hFile(CreateFile(filename.c_str(), GENERIC_WRITE, 0, nullptr, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr));
if (hFile.get() == INVALID_HANDLE_VALUE)
return E_FAIL;
for (;;)
return hr;
if (size == 0)
break;
- WriteFile(hFile.get(), buf, size, &dwWritten, NULL);
+ WriteFile(hFile.get(), buf, size, &dwWritten, nullptr);
}
return S_OK;
}
HRESULT HGLOBAL_WriteToFile(HGLOBAL hGlobal, const String& filename)
{
- unique_handle hFile(CreateFile(filename.c_str(), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL));
+ unique_handle hFile(CreateFile(filename.c_str(), GENERIC_WRITE, 0, nullptr, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr));
if (hFile.get() == INVALID_HANDLE_VALUE)
return E_FAIL;
char *p = static_cast<char *>(GlobalLock(hGlobal));
- if (!p)
+ if (p == nullptr)
return E_FAIL;
SIZE_T size = GlobalSize(hGlobal);
while (size > 0)
{
DWORD dwWritten;
- if (WriteFile(hFile.get(), p, (size > INT_MAX) ? INT_MAX : static_cast<DWORD>(size), &dwWritten, NULL) == FALSE)
+ if (WriteFile(hFile.get(), p, (size > INT_MAX) ? INT_MAX : static_cast<DWORD>(size), &dwWritten, nullptr) == FALSE)
{
GlobalUnlock(hGlobal);
return E_FAIL;
HRESULT SetFileWriteTime(const String& filename, const FILETIME& writetime)
{
- unique_handle hFile(CreateFile(filename.c_str(), GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL));
+ unique_handle hFile(CreateFile(filename.c_str(), GENERIC_WRITE, 0, nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr));
if (hFile.get() == INVALID_HANDLE_VALUE)
return E_FAIL;
- return SetFileTime(hFile.get(), NULL, NULL, &writetime) ? S_OK : E_FAIL;
+ return SetFileTime(hFile.get(), nullptr, nullptr, &writetime) ? S_OK : E_FAIL;
}
HRESULT GetFileItemsFromIDataObject_CF_HDROP(IDataObject *pDataObj, std::vector<String>& files)
{
- FORMATETC fmtetc_cf_hdrop = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_cf_hdrop = { CF_HDROP, nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
STGMEDIUM medium = { 0 };
HRESULT hr;
if ((hr = pDataObj->GetData(&fmtetc_cf_hdrop, &medium)) == S_OK)
{
HDROP hDrop = (HDROP)GlobalLock(medium.hGlobal);
- if (hDrop)
+ if (hDrop != nullptr)
{
files = FilterFiles(GetDroppedFiles(hDrop));
GlobalUnlock(medium.hGlobal);
HRESULT GetFileItemsFromIDataObject_ShellIDList(IDataObject *pDataObj, std::vector<String>& root_files)
{
String tmpdir;
- FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_SHELLIDLIST)), NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_SHELLIDLIST)), nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
STGMEDIUM medium = { 0 };
HRESULT hr;
if ((hr = pDataObj->GetData(&fmtetc_filedescriptor, &medium)) == S_OK)
{
CIDA *pcida = (CIDA *)GlobalLock(medium.hGlobal);
- if (pcida)
+ if (pcida != nullptr)
{
LPCITEMIDLIST pidlParent = HIDA_GetPIDLFolder(pcida);
for (unsigned i = 0; i < pcida->cidl; ++i)
{
IShellItemPtr pShellItem;
- if (SUCCEEDED(hr = SHCreateShellItem(pidlParent, NULL, HIDA_GetPIDLItem(pcida, i), &pShellItem)))
+ if (SUCCEEDED(hr = SHCreateShellItem(pidlParent, nullptr, HIDA_GetPIDLItem(pcida, i), &pShellItem)))
{
SFGAOF sfgaof = 0;
if (SUCCEEDED(hr = pShellItem->GetAttributes(SFGAO_FOLDER, &sfgaof)) && (sfgaof & SFGAO_FOLDER))
{
// Folder item
- wchar_t *pPath = NULL;
+ wchar_t *pPath = nullptr;
if (SUCCEEDED(hr = pShellItem->GetDisplayName(SIGDN_DESKTOPABSOLUTEPARSING, &pPath)))
{
root_files.push_back(ucr::toTString(pPath));
{
// File item
IFileOperationPtr pFileOperation;
- if (SUCCEEDED(hr = pFileOperation.CreateInstance(CLSID_FileOperation, NULL, CLSCTX_ALL)))
+ if (SUCCEEDED(hr = pFileOperation.CreateInstance(CLSID_FileOperation, nullptr, CLSCTX_ALL)))
{
if (tmpdir.empty())
- tmpdir = env_GetTempChildPath();
+ tmpdir = env::GetTempChildPath();
pFileOperation->SetOperationFlags(0);
PIDLIST_ABSOLUTE pidlDest;
- if (SUCCEEDED(hr = SHParseDisplayName(ucr::toUTF16(tmpdir).c_str(), NULL, &pidlDest, 0, NULL)))
+ if (SUCCEEDED(hr = SHParseDisplayName(ucr::toUTF16(tmpdir).c_str(), nullptr, &pidlDest, 0, nullptr)))
{
IShellItemPtr pShellItemDest;
- SHCreateShellItem(NULL, NULL, pidlDest, &pShellItemDest);
- pFileOperation->CopyItem(pShellItem, pShellItemDest, NULL, NULL);
+ SHCreateShellItem(nullptr, nullptr, pidlDest, &pShellItemDest);
+ pFileOperation->CopyItem(pShellItem, pShellItemDest, nullptr, nullptr);
if (SUCCEEDED(hr = pFileOperation->PerformOperations()))
{
wchar_t *pName;
HRESULT ExtractFileItemFromIDataObject_FileContents(IDataObject *pDataObj, int lindex, const String& filepath)
{
- FORMATETC fmtetc_filecontents = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILECONTENTS)), NULL, DVASPECT_CONTENT, lindex, TYMED_HGLOBAL | TYMED_ISTREAM };
+ FORMATETC fmtetc_filecontents = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILECONTENTS)), nullptr, DVASPECT_CONTENT, lindex, TYMED_HGLOBAL | TYMED_ISTREAM };
STGMEDIUM medium = { 0 };
HRESULT hr;
if ((hr = pDataObj->GetData(&fmtetc_filecontents, &medium)) == S_OK)
HRESULT GetFileItemsFromIDataObject_FileDescriptor(IDataObject *pDataObj, std::vector<String>& root_files)
{
- String tmpdir = env_GetTempChildPath();
- FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILEDESCRIPTOR)), NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ String tmpdir = env::GetTempChildPath();
+ FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILEDESCRIPTOR)), nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
STGMEDIUM medium = { 0 };
HRESULT hr;
if ((hr = pDataObj->GetData(&fmtetc_filedescriptor, &medium)) == S_OK)
{
if (!IsEqualIID(riid, IID_IUnknown) && !IsEqualIID(riid, IID_IDropTarget))
{
- *ppvObject = NULL;
+ *ppvObject = nullptr;
return E_NOINTERFACE;
}
*ppvObject = static_cast<IDropTarget *>(this);
HRESULT STDMETHODCALLTYPE DropHandler::DragEnter(IDataObject* pDataObj, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
{
- FORMATETC fmtetc_cf_hdrop = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
- FORMATETC fmtetc_shellidlist = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_SHELLIDLIST)), NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
- FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILEDESCRIPTOR)), NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_cf_hdrop = { CF_HDROP, nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_shellidlist = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_SHELLIDLIST)), nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILEDESCRIPTOR)), nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
if (pDataObj->QueryGetData(&fmtetc_cf_hdrop) == S_OK ||
pDataObj->QueryGetData(&fmtetc_shellidlist) == S_OK ||
pDataObj->QueryGetData(&fmtetc_filedescriptor) == S_OK)
bool ok = false;
CWaitCursor waitstatus;
std::vector<String> files;
- FORMATETC fmtetc_cf_hdrop = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
- FORMATETC fmtetc_shellidlist = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_SHELLIDLIST)), NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
- FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILEDESCRIPTOR)), NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_cf_hdrop = { CF_HDROP, nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_shellidlist = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_SHELLIDLIST)), nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+ FORMATETC fmtetc_filedescriptor = { static_cast<WORD>(RegisterClipboardFormat(CFSTR_FILEDESCRIPTOR)), nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
if (pDataObj->QueryGetData(&fmtetc_cf_hdrop) == S_OK &&
GetFileItemsFromIDataObject_CF_HDROP(pDataObj, files) == S_OK && files.size() > 0)
ok = true;
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