// @pymethod <o PySTGMEDIUM>|PyIDataObject|GetData|Retrieves data from the object in specified format
PyObject *PyIDataObject::GetData(PyObject *self, PyObject *args)
{
IDataObject *pIDO = GetI(self);
if ( pIDO == NULL )
return NULL;
FORMATETC formatetcIn;
PyObject *obpformatetcIn;
// @pyparm <o PyFORMATETC>|pformatetcIn||Tuple representing a FORMATETC struct describing how the data should be returned
if ( !PyArg_ParseTuple(args, "O:GetData", &obpformatetcIn) )
return NULL;
PySTGMEDIUM *pymedium = PyObject_FromSTGMEDIUM();
BOOL bPythonIsHappy = TRUE;
if (bPythonIsHappy && !PyObject_AsFORMATETC( obpformatetcIn, &formatetcIn )) bPythonIsHappy = FALSE;
if (!bPythonIsHappy) return NULL;
HRESULT hr;
PY_INTERFACE_PRECALL;
hr = pIDO->GetData( &formatetcIn, &pymedium->medium);
PY_INTERFACE_POSTCALL;
if ( FAILED(hr) ) {
Py_DECREF(pymedium);
return PyCom_BuildPyException(hr, pIDO, IID_IDataObject );
}
return pymedium;
}
void ShellDirectory::fill_w32fdata_shell(LPCITEMIDLIST pidl, SFGAOF attribs, WIN32_FIND_DATA* pw32fdata, bool do_access)
{
CONTEXT("ShellDirectory::fill_w32fdata_shell()");
if (do_access && !( (attribs&SFGAO_FILESYSTEM) && SUCCEEDED(
SHGetDataFromIDList(_folder, pidl, SHGDFIL_FINDDATA, pw32fdata, sizeof(WIN32_FIND_DATA))) )) {
WIN32_FILE_ATTRIBUTE_DATA fad;
IDataObject* pDataObj;
STGMEDIUM medium = {0, {0}, 0};
FORMATETC fmt = {g_Globals._cfStrFName, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
HRESULT hr = _folder->GetUIObjectOf(0, 1, &pidl, IID_IDataObject, 0, (LPVOID*)&pDataObj);
if (SUCCEEDED(hr)) {
hr = pDataObj->GetData(&fmt, &medium);
pDataObj->Release();
if (SUCCEEDED(hr)) {
LPCTSTR path = (LPCTSTR)GlobalLock(medium.hGlobal);
// fill with drive names "C:", ...
assert(_tcslen(path) < GlobalSize(medium.hGlobal));
_tcscpy(pw32fdata->cFileName, path);
UINT sem_org = SetErrorMode(SEM_FAILCRITICALERRORS);
if (GetFileAttributesEx(path, GetFileExInfoStandard, &fad)) {
pw32fdata->dwFileAttributes = fad.dwFileAttributes;
pw32fdata->ftCreationTime = fad.ftCreationTime;
pw32fdata->ftLastAccessTime = fad.ftLastAccessTime;
pw32fdata->ftLastWriteTime = fad.ftLastWriteTime;
if (!(fad.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
pw32fdata->nFileSizeLow = fad.nFileSizeLow;
pw32fdata->nFileSizeHigh = fad.nFileSizeHigh;
}
}
SetErrorMode(sem_org);
GlobalUnlock(medium.hGlobal);
GlobalFree(medium.hGlobal);
}
}
}
if (!do_access || !(attribs&SFGAO_FILESYSTEM)) // Archiv files should not be displayed as folders in explorer view.
if (attribs & (SFGAO_FOLDER|SFGAO_HASSUBFOLDER))
pw32fdata->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY;
if (attribs & SFGAO_READONLY)
pw32fdata->dwFileAttributes |= FILE_ATTRIBUTE_READONLY;
if (attribs & SFGAO_COMPRESSED)
pw32fdata->dwFileAttributes |= FILE_ATTRIBUTE_COMPRESSED;
}
bool ng_playlist_view_t::do_drag_drop(WPARAM wp)
{
metadb_handle_list_t<pfc::alloc_fast_aggressive> data;
m_playlist_api->activeplaylist_get_selected_items(data);
if (data.get_count() > 0)
{
static_api_ptr_t<playlist_incoming_item_filter> incoming_api;
IDataObject * pDataObject = incoming_api->create_dataobject(data);
if (pDataObject)
{
//IDataObject * pDataObjectFixed = new CDataObject;
#if 0
mmh::comptr_t<IEnumFORMATETC> pEnumFORMATETC;
pDataObject->EnumFormatEtc(DATADIR_GET, pEnumFORMATETC.get_pp());
FORMATETC fe;
memset(&fe,0,sizeof(fe));
while (S_OK == pEnumFORMATETC->Next(1, &fe, NULL))
{
STGMEDIUM stgm;
memset(&stgm, 0, sizeof(0));
if (SUCCEEDED(pDataObject->GetData(&fe, &stgm)))
{
//if (stgm.tymed != TYMED_ISTREAM)
// pDataObjectFixed->SetData(&fe, &stgm, FALSE);
ReleaseStgMedium(&stgm);
}
memset(&fe,0,sizeof(fe));
}
pEnumFORMATETC.release();
#endif
//pfc::com_ptr_t<IAsyncOperation> pAsyncOperation;
//HRESULT hr = pDataObject->QueryInterface(IID_IAsyncOperation, (void**)pAsyncOperation.receive_ptr());
DWORD blah = DROPEFFECT_NONE;
{
m_dragging = true;
m_DataObject = pDataObject;
m_dragging_initial_playlist = m_playlist_api->get_active_playlist();
pfc::com_ptr_t<mmh::ole::IDropSource_Generic> p_IDropSource_playlist = new mmh::ole::IDropSource_Generic(get_wnd(), pDataObject, wp);
HRESULT hr = DoDragDrop(pDataObject,p_IDropSource_playlist.get_ptr(),DROPEFFECT_COPY|DROPEFFECT_MOVE,&blah);
//SHDoDragDrop(get_wnd(), pDataObject,NULL,DROPEFFECT_COPY|DROPEFFECT_MOVE,&blah);
m_dragging=false;
m_DataObject.release();
m_dragging_initial_playlist = pfc_infinite;
/*if (DRAGDROP_S_DROP == hr && blah == DROPEFFECT_MOVE)
m_playlist_api->playlist_remove_selection(playlist);*/
}
//pDataObjectFixed->Release();
pDataObject->Release();
}
}
return true;
}
// IShellFolder + PIDL -> full qualified PIDL
LPITEMIDLIST Pidl::getFullPidl(LPSHELLFOLDER aShellFolder, LPCITEMIDLIST aSimplePidl)
{
if (XPR_IS_NULL(aShellFolder) || XPR_IS_NULL(aSimplePidl))
{
return XPR_NULL;
}
LPITEMIDLIST sFullPidl = XPR_NULL;
IDataObject *sDataObject = XPR_NULL;
HRESULT sComResult;
sComResult = aShellFolder->GetUIObjectOf(0, 1, &aSimplePidl, IID_IDataObject, 0, (LPVOID *)&sDataObject);
if (SUCCEEDED(sComResult))
{
FORMATETC sFormatEtc = {0};
sFormatEtc.cfFormat = RegisterClipboardFormat(CFSTR_SHELLIDLIST);
sFormatEtc.ptd = XPR_NULL;
sFormatEtc.dwAspect = DVASPECT_CONTENT;
sFormatEtc.lindex = -1;
sFormatEtc.tymed = TYMED_HGLOBAL;
STGMEDIUM sStgMedium = {0,};
sComResult = sDataObject->GetData(&sFormatEtc, &sStgMedium);
if (SUCCEEDED(sComResult))
{
LPIDA sPida = (LPIDA)::GlobalLock(sStgMedium.hGlobal);
LPCITEMIDLIST sFolderPidl = (LPCITEMIDLIST)((xpr_byte_t *)sPida + sPida->aoffset[0]);
LPCITEMIDLIST sChildPidl = (LPCITEMIDLIST)((xpr_byte_t *)sPida + sPida->aoffset[1]);
sFullPidl = concat(sFolderPidl, sChildPidl);
::GlobalUnlock(sStgMedium.hGlobal);
if (XPR_IS_NOT_NULL(sStgMedium.pUnkForRelease))
{
::ReleaseStgMedium(&sStgMedium);
}
}
COM_RELEASE(sDataObject);
}
return sFullPidl;
}
STDMETHODIMP CGFXProperty::SetObjects (ULONG nObjects, IUnknown **ppUnk)
{
IDataObject *pDataObject;
FORMATETC DataFormat;
STGMEDIUM GFXObject;
// Check paramters. We expect one IUnknown.
if (ppUnk == NULL)
{
ATLTRACE(_T("[CGFXProperty::SetObjects] IUnknown is NULL\n"));
return E_POINTER;
}
if (nObjects != 1)
{
ATLTRACE(_T("[CGFXProperty::SetObjects] Not one object passed but %d\n"), nObjects);
return E_INVALIDARG;
}
// Query for IDataObject interface.
if (ppUnk[0]->QueryInterface (IID_IDataObject, (PVOID *)&pDataObject) != S_OK)
{
ATLTRACE(_T("[CGFXProperty::SetObjects] QueryInterface failed!\n"));
return E_FAIL;
}
// Get the handle
memset ((PVOID)&DataFormat, 0, sizeof (DataFormat));
DataFormat.tymed = TYMED_HGLOBAL;
if (pDataObject->GetData (&DataFormat, &GFXObject) != S_OK)
{
ATLTRACE(_T("[CGFXProperty::SetObjects] GetData failed!\n"));
return E_FAIL;
}
// Store the handle of the GFX filter.
m_hGFXFilter = GFXObject.hGlobal;
return S_OK;
}
bool wxClipboard::GetData( wxDataObject& data )
{
#if wxUSE_OLE_CLIPBOARD
IDataObject *pDataObject = NULL;
HRESULT hr = OleGetClipboard(&pDataObject);
if ( FAILED(hr) || !pDataObject )
{
wxLogSysError(hr, _("Failed to get data from the clipboard"));
return false;
}
// build the list of supported formats
size_t nFormats = data.GetFormatCount(wxDataObject::Set);
wxDataFormat format;
wxDataFormat *formats;
if ( nFormats == 1 )
{
// the most common case
formats = &format;
}
else
{
// bad luck, need to alloc mem
formats = new wxDataFormat[nFormats];
}
data.GetAllFormats(formats, wxDataObject::Set);
// get the data for the given formats
FORMATETC formatEtc;
CLIPFORMAT cf;
bool result = false;
// enumerate all explicit formats on the clipboard.
// note that this does not include implicit / synthetic (automatically
// converted) formats.
#ifdef __WXDEBUG__
// get the format enumerator
IEnumFORMATETC *pEnumFormatEtc = NULL;
hr = pDataObject->EnumFormatEtc(DATADIR_GET, &pEnumFormatEtc);
if ( FAILED(hr) || !pEnumFormatEtc )
{
wxLogSysError(hr,
_("Failed to retrieve the supported clipboard formats"));
}
else
{
// ask for the supported formats and see if there are any we support
for ( ;; )
{
ULONG nCount;
hr = pEnumFormatEtc->Next(1, &formatEtc, &nCount);
// don't use FAILED() because S_FALSE would pass it
if ( hr != S_OK )
{
// no more formats
break;
}
cf = formatEtc.cfFormat;
wxLogTrace(wxTRACE_OleCalls,
wxT("Object on the clipboard supports format %s."),
wxDataObject::GetFormatName(cf));
}
pEnumFormatEtc->Release();
}
#endif // Debug
STGMEDIUM medium;
// stop at the first valid format found on the clipboard
for ( size_t n = 0; !result && (n < nFormats); n++ )
{
// convert to NativeFormat Id
cf = formats[n].GetFormatId();
// if the format is not available, try the next one
// this test includes implicit / sythetic formats
if ( !::IsClipboardFormatAvailable(cf) )
continue;
formatEtc.cfFormat = cf;
formatEtc.ptd = NULL;
formatEtc.dwAspect = DVASPECT_CONTENT;
formatEtc.lindex = -1;
// use the appropriate tymed
switch ( formatEtc.cfFormat )
{
case CF_BITMAP:
formatEtc.tymed = TYMED_GDI;
break;
#ifndef __WXWINCE__
case CF_METAFILEPICT:
formatEtc.tymed = TYMED_MFPICT;
break;
case CF_ENHMETAFILE:
formatEtc.tymed = TYMED_ENHMF;
break;
#endif
default:
formatEtc.tymed = TYMED_HGLOBAL;
}
// try to get data
hr = pDataObject->GetData(&formatEtc, &medium);
if ( FAILED(hr) )
{
// try other tymed for GDI objects
if ( formatEtc.cfFormat == CF_BITMAP )
{
formatEtc.tymed = TYMED_HGLOBAL;
hr = pDataObject->GetData(&formatEtc, &medium);
}
}
if ( SUCCEEDED(hr) )
{
// pass the data to the data object
hr = data.GetInterface()->SetData(&formatEtc, &medium, true);
if ( FAILED(hr) )
{
wxLogDebug(wxT("Failed to set data in wxIDataObject"));
// IDataObject only takes the ownership of data if it
// successfully got it - which is not the case here
ReleaseStgMedium(&medium);
}
else
{
result = true;
}
}
//else: unsupported tymed?
}
if ( formats != &format )
{
delete [] formats;
}
//else: we didn't allocate any memory
// clean up and return
pDataObject->Release();
return result;
#elif wxUSE_DATAOBJ
wxCHECK_MSG( wxIsClipboardOpened(), false, wxT("clipboard not open") );
wxDataFormat format = data.GetPreferredFormat();
switch ( format )
{
case wxDF_TEXT:
case wxDF_OEMTEXT:
{
wxTextDataObject& textDataObject = (wxTextDataObject &)data;
char* s = (char*)wxGetClipboardData(format);
if ( !s )
return false;
textDataObject.SetText(wxString::FromAscii(s));
delete [] s;
return true;
}
case wxDF_BITMAP:
case wxDF_DIB:
{
wxBitmapDataObject& bitmapDataObject = (wxBitmapDataObject &)data;
wxBitmap* bitmap = (wxBitmap *)wxGetClipboardData(data.GetPreferredFormat());
if ( !bitmap )
return false;
bitmapDataObject.SetBitmap(*bitmap);
delete bitmap;
return true;
}
#if wxUSE_METAFILE
case wxDF_METAFILE:
{
wxMetafileDataObject& metaFileDataObject = (wxMetafileDataObject &)data;
wxMetafile* metaFile = (wxMetafile *)wxGetClipboardData(wxDF_METAFILE);
if ( !metaFile )
return false;
metaFileDataObject.SetMetafile(*metaFile);
delete metaFile;
return true;
}
#endif // wxUSE_METAFILE
}
return false;
#else // !wxUSE_DATAOBJ
wxFAIL_MSG( wxT("no clipboard implementation") );
return false;
#endif // wxUSE_OLE_CLIPBOARD/wxUSE_DATAOBJ
}
LRESULT C_Edit::OnDrop(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
try {
IDataObject* pdto = *reinterpret_cast<IDataObject**>(lParam);
if (pdto) {
HRESULT hres = E_FAIL;
FORMATETC fmte = {CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
STGMEDIUM medium;
int files = 0;
if (pdto && SUCCEEDED (pdto->GetData(&fmte, &medium))) {
//char szFileDropped [MAX_PATH];
files = DragQueryFile((HDROP)medium.hGlobal, 0xFFFFFFFF, NULL, 0);
}
OleSetClipboard(pdto);
OleFlushClipboard();
C_ClipboardPtr clipboard;
clipboard.Create();
if (clipboard) {
if (0 == files) {
clipboard->Load(CF_TEXT);
short s = -1;
clipboard->get_Type(&s);
switch (s) {
case CF_OEMTEXT:
case CF_TEXT:
BSTR bs = NULL;
clipboard->get_Text(&bs);
String s(bs);
String::FreeBSTR(&bs);
int len = s.GetLength();
SetFocus();
TCHAR t[1024];
SendMessage(WM_GETTEXT, 1023, reinterpret_cast<LPARAM>(t));
String old(t);
POINT p = {
reinterpret_cast<POINT*>(wParam)->x,
reinterpret_cast<POINT*>(wParam)->y
};
ScreenToClient(&p);
int selpos = LOWORD(SendMessage(EM_CHARFROMPOS, 0, MAKELPARAM(p.x, p.y)));
if (selpos >= 0 && selpos < old.GetLength()) {
s = old.Left(selpos) + s + old.Right(old.GetLength() - selpos);
}
if (selpos < m_dwSelEnd) {
m_dwSelStart += len;
m_dwSelEnd += len;
}
SendMessage(WM_SETTEXT, 0, reinterpret_cast<LPARAM>(s.toLPCTSTR()));
SendMessage(EM_SETSEL, selpos, selpos + len);
}
}
}
}
OnDragLeave(uMsg, wParam, lParam, bHandled);
}
catch (C_STLNonStackException const &exception) {
exception.Log(_T("Exception in C_Edit::OnCanDrop"));
}
return S_OK;
}
/* TODO: Use CDropHandler. */
int PasteFilesFromClipboardSpecial(TCHAR *szDestination,UINT fPasteType)
{
IDataObject *ClipboardObject = NULL;
DROPFILES *pdf = NULL;
FORMATETC ftc;
STGMEDIUM stg;
HRESULT hr;
TCHAR szFileName[MAX_PATH];
TCHAR szLinkFileName[MAX_PATH];
TCHAR szOldFileName[MAX_PATH];
int nFilesCopied = -1;
int i = 0;
hr = OleGetClipboard(&ClipboardObject);
if(SUCCEEDED(hr))
{
ftc.cfFormat = CF_HDROP;
ftc.ptd = NULL;
ftc.dwAspect = DVASPECT_CONTENT;
ftc.lindex = -1;
ftc.tymed = TYMED_HGLOBAL;
hr = ClipboardObject->GetData(&ftc,&stg);
if(SUCCEEDED(hr))
{
pdf = (DROPFILES *)GlobalLock(stg.hGlobal);
if(pdf != NULL)
{
nFilesCopied = DragQueryFile((HDROP)pdf,
0xFFFFFFFF,NULL,0);
for(i = 0;i < nFilesCopied;i++)
{
DragQueryFile((HDROP)pdf,i,szOldFileName,SIZEOF_ARRAY(szOldFileName));
StringCchCopy(szLinkFileName,SIZEOF_ARRAY(szLinkFileName),szDestination);
StringCchCopy(szFileName,SIZEOF_ARRAY(szFileName),szOldFileName);
PathStripPath(szFileName);
PathAppend(szLinkFileName,szFileName);
switch(fPasteType)
{
case PASTE_CLIPBOARD_LINK:
PathRenameExtension(szLinkFileName,_T(".lnk"));
CreateLinkToFile(szOldFileName,szLinkFileName,EMPTY_STRING);
break;
case PASTE_CLIPBOARD_HARDLINK:
CreateHardLink(szLinkFileName,szOldFileName,NULL);
break;
}
}
GlobalUnlock(stg.hGlobal);
}
ReleaseStgMedium(&stg);
}
ClipboardObject->Release();
}
return nFilesCopied;
}
bool ShellDirectory::fill_w32fdata_shell(LPCITEMIDLIST pidl, SFGAOF attribs, WIN32_FIND_DATA* pw32fdata, BY_HANDLE_FILE_INFORMATION* pbhfi, bool do_access)
{
CONTEXT("ShellDirectory::fill_w32fdata_shell()");
bool bhfi_valid = false;
if (do_access && !( (attribs&SFGAO_FILESYSTEM) && SUCCEEDED(
SHGetDataFromIDList(_folder, pidl, SHGDFIL_FINDDATA, pw32fdata, sizeof(WIN32_FIND_DATA))) )) {
WIN32_FILE_ATTRIBUTE_DATA fad;
IDataObject* pDataObj;
STGMEDIUM medium = {0, {0}, 0};
FORMATETC fmt = {g_Globals._cfStrFName, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
HRESULT hr = _folder->GetUIObjectOf(0, 1, &pidl, IID_IDataObject, 0, (LPVOID*)&pDataObj);
if (SUCCEEDED(hr)) {
hr = pDataObj->GetData(&fmt, &medium);
pDataObj->Release();
if (SUCCEEDED(hr)) {
LPCTSTR path = (LPCTSTR)GlobalLock(medium.UNION_MEMBER(hGlobal));
if (path) {
// fill with drive names "C:", ...
assert(_tcslen(path) < GlobalSize(medium.UNION_MEMBER(hGlobal)));
_tcscpy(pw32fdata->cFileName, path);
UINT sem_org = SetErrorMode(SEM_FAILCRITICALERRORS);
if (GetFileAttributesEx(path, GetFileExInfoStandard, &fad)) {
pw32fdata->dwFileAttributes = fad.dwFileAttributes;
pw32fdata->ftCreationTime = fad.ftCreationTime;
pw32fdata->ftLastAccessTime = fad.ftLastAccessTime;
pw32fdata->ftLastWriteTime = fad.ftLastWriteTime;
if (!(fad.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
// copy file size
pw32fdata->nFileSizeLow = fad.nFileSizeLow;
pw32fdata->nFileSizeHigh = fad.nFileSizeHigh;
} else {
// ignore FILE_ATTRIBUTE_HIDDEN attribute of NTFS drives - this would hide those drives in ShellBrowser
if (pw32fdata->dwFileAttributes & FILE_ATTRIBUTE_HIDDEN) {
if (path[1]==':' && path[2]=='\\' && !path[3]) // Is it a drive path?
pw32fdata->dwFileAttributes &= ~FILE_ATTRIBUTE_HIDDEN;
}
}
}
HANDLE hFile = CreateFile(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
0, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0);
if (hFile != INVALID_HANDLE_VALUE) {
if (GetFileInformationByHandle(hFile, pbhfi))
bhfi_valid = true;
CloseHandle(hFile);
}
SetErrorMode(sem_org);
GlobalUnlock(medium.UNION_MEMBER(hGlobal));
GlobalFree(medium.UNION_MEMBER(hGlobal));
}
}
}
}
if (!do_access || !(attribs&SFGAO_FILESYSTEM)) // Archiv files should not be displayed as folders in explorer view.
if (attribs & (SFGAO_FOLDER|SFGAO_HASSUBFOLDER))
pw32fdata->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY;
if (attribs & SFGAO_READONLY)
pw32fdata->dwFileAttributes |= FILE_ATTRIBUTE_READONLY;
if (attribs & SFGAO_COMPRESSED)
pw32fdata->dwFileAttributes |= FILE_ATTRIBUTE_COMPRESSED;
return bhfi_valid;
}
