1024 lines
32 KiB
C
1024 lines
32 KiB
C
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#include "shole.h"
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#include "ids.h"
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#include <winnlsp.h>
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#include <stdio.h>
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#define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0]))
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#ifdef SAVE_OBJECTDESCRIPTOR
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extern "C" const WCHAR c_wszDescriptor[] = WSTR_SCRAPITEM L"ODS";
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HRESULT Scrap_SaveODToStream(IStorage *pstgDoc, OBJECTDESCRIPTOR * pods)
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{
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//
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// According to Anthony Kitowicz, we must clear this flag.
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//
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pods->dwStatus &= ~OLEMISC_CANLINKBYOLE1;
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IStream *pstm;
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HRESULT hres = pstgDoc->CreateStream(c_wszDescriptor, STGM_CREATE|STGM_WRITE|STGM_SHARE_EXCLUSIVE, 0, 0, &pstm);
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if (SUCCEEDED(hres))
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{
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ULONG cbWritten;
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hres = pstm->Write(pods, pods->cbSize, &cbWritten);
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DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_SOD descriptor written (%x, %d, %d)"),
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hres, pods->cbSize, cbWritten);
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pstm->Release();
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if (FAILED(hres) || cbWritten<pods->cbSize) {
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pstgDoc->DestroyElement(c_wszDescriptor);
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}
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}
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else
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{
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DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_SOD pstg->CreateStream failed (%x)"), hres);
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}
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return hres;
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}
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HRESULT Scrap_SaveObjectDescriptor(IStorage *pstgDoc, IDataObject *pdtobj, IPersistStorage *pps, BOOL fLink)
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{
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STGMEDIUM medium;
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FORMATETC fmte = {fLink ? CF_LINKSRCDESCRIPTOR : CF_OBJECTDESCRIPTOR, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
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HRESULT hres = pdtobj->GetData(&fmte, &medium);
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if (hres == S_OK)
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{
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DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_SOD found CF_OBJECTDESCRIPTOR (%x)"), medium.hGlobal);
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LPOBJECTDESCRIPTOR pods = (LPOBJECTDESCRIPTOR)GlobalLock(medium.hGlobal);
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if (pods)
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{
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hres = Scrap_SaveODToStream(pstgDoc, pods);
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GlobalUnlock(medium.hGlobal);
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}
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ReleaseStgMedium(&medium);
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}
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//
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// Attempt to create object descriptor
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//
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#if 0
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else
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{
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hres = E_FAIL;
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DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_SOD CAN'T find CF_OBJECTDESCRIPTOR (%x)"), hres);
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LPOLEOBJECT pole;
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if (SUCCEEDED(pps->QueryInterface(IID_IOleObject, (LPVOID*)&pole)))
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{
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IMalloc *pmem;
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if (SUCCEEDED(CoGetMalloc(MEMCTX_TASK, &pmem)))
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{
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LPWSTR pwsz;
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if (SUCCEEDED(pole->GetUserType(USERCLASSTYPE_FULL, &pwsz)))
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{
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UINT cbStr = pmem->GetSize(pwsz) + 1;
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UINT cb = sizeof(OBJECTDESCRIPTOR) + cbStr;
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LPOBJECTDESCRIPTOR pods=(LPOBJECTDESCRIPTOR)LocalAlloc(LPTR, cb);
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if (pods)
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{
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pods->cbSize = cb;
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pole->GetUserClassID(&pods->clsid);
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pole->GetMiscStatus(DVASPECT_CONTENT, &pods->dwStatus);
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pole->GetExtent(DVASPECT_CONTENT, &pods->sizel);
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pods->dwFullUserTypeName = sizeof(OBJECTDESCRIPTOR);
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MoveMemory(pods+1, pwsz, cbStr);
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hres = Scrap_SaveODToStream(pstgDoc, pods);
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}
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pmem->Free(pwsz);
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}
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pmem->Release();
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}
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pole->Release();
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}
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}
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#endif
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return hres;
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}
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#else
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#define Scrap_SaveObjectDescriptor(pstgDoc, pdtobj, fLink) (0)
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#endif // SAVE_OBJECTDESCRIPTOR
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#ifdef FIX_ROUNDTRIP
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extern "C" const TCHAR c_szCLSID[] = TEXT("CLSID");
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//
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// This function opens the HKEY for the specified CLSID or its sub-key.
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//
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// Parameters:
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// rclsid -- Specifies the CLSID
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// pszSubKey -- Specifies the subkey name, may be NULL
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//
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// Returns:
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// non-NULL, if succeeded; the caller must RegCloseKey it.
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// NULL, if failed.
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//
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HKEY _OpenCLSIDKey(REFCLSID rclsid, LPCTSTR pszSubKey)
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{
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#ifdef UNICODE
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WCHAR szCLSID[256];
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if (StringFromGUID2(rclsid, szCLSID, ARRAYSIZE(szCLSID)))
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{
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#else
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WCHAR wszCLSID[256];
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if (StringFromGUID2(rclsid, wszCLSID, ARRAYSIZE(wszCLSID)))
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{
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TCHAR szCLSID[80];
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WideCharToMultiByte(CP_ACP, 0, wszCLSID, -1, szCLSID, ARRAYSIZE(szCLSID), NULL, NULL);
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#endif
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TCHAR szKey[256];
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if (pszSubKey) {
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wsprintf(szKey, TEXT("%s\\%s\\%s"), c_szCLSID, szCLSID, pszSubKey);
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} else {
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wsprintf(szKey, TEXT("%s\\%s"), c_szCLSID, szCLSID);
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}
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DebugMsg(DM_TRACE, TEXT("sc TR - _OpelCLSIDKey RegOpenKey(%s)"), szKey);
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HKEY hkey;
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if (RegOpenKey(HKEY_CLASSES_ROOT, szKey, &hkey)==ERROR_SUCCESS)
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{
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return hkey;
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}
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}
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return NULL;
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}
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extern "C" const WCHAR c_wszFormatNames[] = WSTR_SCRAPITEM L"FMT";
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#define CCH_FORMATNAMES (ARRAYSIZE(c_wszFormatNames)-1)
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//
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// This function generates the stream name (UNICODE) for the spcified
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// clipboard format.
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//
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// Parameters:
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// pszFormat -- Specifies the clipboard format ("#0"-"#15" for predefined ones)
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// wszStreamName -- Specifies the UNICODE buffer.
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// cchmax -- Specifies the size of buffer.
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//
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void _GetCacheStreamName(LPCTSTR pszFormat, LPWSTR wszStreamName, UINT cchMax)
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{
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MoveMemory(wszStreamName, c_wszFormatNames, sizeof(c_wszFormatNames));
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#ifdef UNICODE
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lstrcpyn(wszStreamName+CCH_FORMATNAMES,pszFormat,cchMax-CCH_FORMATNAMES);
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#ifdef DEBUG
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DebugMsg(DM_TRACE, TEXT("sc TR _GetCacheStreamName returning %s"), wszStreamName);
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#endif
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#else
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MultiByteToWideChar(CP_ACP, 0, pszFormat, -1,
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wszStreamName+CCH_FORMATNAMES,
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cchMax-CCH_FORMATNAMES);
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#ifdef DEBUG
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TCHAR szT[256];
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WideCharToMultiByte(CP_ACP, 0, wszStreamName, -1, szT, ARRAYSIZE(szT), NULL, NULL);
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DebugMsg(DM_TRACE, TEXT("sc TR _GetCacheStreamName returning %s"), szT);
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#endif
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#endif
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}
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HRESULT Scrap_CacheOnePictureFormat(LPCTSTR pszFormat, FORMATETC * pfmte, STGMEDIUM * pmedium, REFCLSID rclsid, LPSTORAGE pstgDoc, LPDATAOBJECT pdtobj)
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{
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LPPERSISTSTORAGE ppstg;
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HRESULT hres = OleCreateDefaultHandler(rclsid, NULL, IID_IPersistStorage, (LPVOID *)&ppstg);
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DebugMsg(DM_TRACE, TEXT("sc TR Scrap_CacheOPF OleCreteDefHandler returned %x"), hres);
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if (SUCCEEDED(hres))
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{
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//
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// Generate the stream name based on the clipboard format name.
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//
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WCHAR wszStorageName[256];
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_GetCacheStreamName(pszFormat, wszStorageName, ARRAYSIZE(wszStorageName));
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LPSTORAGE pstgPicture;
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hres = pstgDoc->CreateStorage(wszStorageName, STGM_DIRECT | STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
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0, 0, &pstgPicture);
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if (SUCCEEDED(hres))
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{
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ppstg->InitNew(pstgPicture);
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LPOLECACHE pcache;
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hres = ppstg->QueryInterface(IID_IOleCache, (LPVOID*)&pcache);
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DebugMsg(DM_TRACE, TEXT("sc TR Scrap_CacheOPF QI returned %x"), hres);
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if (SUCCEEDED(hres))
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{
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hres = pcache->Cache(pfmte, ADVF_PRIMEFIRST, NULL);
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DebugMsg(DM_TRACE, TEXT("sc TR pcache->Cache returned %x"), hres);
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hres = pcache->SetData(pfmte, pmedium, FALSE);
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DebugMsg(DM_TRACE, TEXT("sc TR pcache->SetData returned %x"), hres);
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pcache->Release();
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if (SUCCEEDED(hres))
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{
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hres = OleSave(ppstg, pstgPicture, TRUE);
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DebugMsg(DM_TRACE, TEXT("sc TR Scrap_CacheOnePictureFormat OleSave returned (%x)"), hres);
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ppstg->HandsOffStorage();
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if (SUCCEEDED(hres))
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{
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hres = pstgPicture->Commit(STGC_OVERWRITE);
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DebugMsg(DM_TRACE, TEXT("sc TR Scrap_CacheOnePictureFormat Commit() returned (%x)"), hres);
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}
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}
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}
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pstgPicture->Release();
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if (FAILED(hres))
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{
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pstgDoc->DestroyElement(wszStorageName);
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}
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}
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ppstg->Release();
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}
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return hres;
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}
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//
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// This function stores the specified format of clipboard data.
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//
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// Parameters:
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// pszFormat -- Specifies the clipboard format ("#0"-"#15" for predefined ones)
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// pstgDoc -- Specifies the top level IStorage.
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// pdtobj -- Sepcified the data object we should get the data from.
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//
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HRESULT Scrap_CacheOneFormat(LPCTSTR pszFormat, LPSTORAGE pstgDoc, LPDATAOBJECT pdtobj)
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{
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UINT cf = RegisterClipboardFormat(pszFormat);
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STGMEDIUM medium;
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FORMATETC fmte = {(CLIPFORMAT)cf, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
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const CLSID * pclsid = NULL;
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switch(cf)
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{
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case CF_METAFILEPICT:
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pclsid = &CLSID_Picture_Metafile;
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fmte.tymed = TYMED_MFPICT;
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break;
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case CF_ENHMETAFILE:
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pclsid = &CLSID_Picture_EnhMetafile;
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fmte.tymed = TYMED_ENHMF;
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break;
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case CF_PALETTE:
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case CF_BITMAP:
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pclsid = &CLSID_Picture_Dib;
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fmte.tymed = TYMED_GDI;
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break;
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}
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//
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// Get the specified format of data (TYMED_GLOBAL only)
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//
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HRESULT hres = pdtobj->GetData(&fmte, &medium);
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if (hres == S_OK)
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{
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if (medium.tymed != TYMED_HGLOBAL)
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{
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hres = Scrap_CacheOnePictureFormat(pszFormat, &fmte, &medium, *pclsid, pstgDoc, pdtobj);
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}
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else
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{
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//
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// Global lock the data.
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//
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UINT cbData = (UINT)GlobalSize(medium.hGlobal);
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const BYTE * pbData = (const BYTE*)GlobalLock(medium.hGlobal);
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if (pbData)
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{
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//
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// Generate the stream name based on the clipboard format name.
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//
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WCHAR wszStreamName[256];
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_GetCacheStreamName(pszFormat, wszStreamName, ARRAYSIZE(wszStreamName));
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//
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// Create the stream.
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//
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LPSTREAM pstm;
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hres = pstgDoc->CreateStream(wszStreamName, STGM_CREATE|STGM_WRITE|STGM_SHARE_EXCLUSIVE, 0, 0, &pstm);
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if (SUCCEEDED(hres))
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{
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//
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// Save the size of data.
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//
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ULONG cbWritten;
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hres = pstm->Write(&cbData, sizeof(cbData), &cbWritten);
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if (SUCCEEDED(hres) && cbWritten==sizeof(cbData))
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{
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//
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// Save the data itself.
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//
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hres = pstm->Write(pbData, cbData, &cbWritten);
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DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_Save %s written (%x, %d, %d)"),
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pszFormat, hres, cbData, cbWritten);
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}
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pstm->Release();
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//
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// If anything goes wrong, destroy the stream.
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//
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if (FAILED(hres) || cbWritten<cbData)
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{
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pstgDoc->DestroyElement(wszStreamName);
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hres = E_FAIL;
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}
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}
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GlobalUnlock(medium.hGlobal);
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}
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else
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{
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hres = E_FAIL;
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}
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}
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ReleaseStgMedium(&medium);
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}
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else
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{
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DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CacheOneFormat IDO::GetData(cf=%x,tm=%x) failed (%x)"),
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fmte.cfFormat, fmte.tymed, hres);
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}
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return hres;
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}
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//
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// This function caches the specified format of data if the data object
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// support that format.
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//
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// Parameters:
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// szFormat -- Specifies the format to be cahced
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// pstgDoc -- Specifies the top level IStorage
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// pdtobj -- Specifies the data object from where we get data
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// pstm -- Specifies the stream we should write cached format name.
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//
|
||
|
|
// Returns:
|
||
|
|
// TRUE if the data object support it.
|
||
|
|
//
|
||
|
|
BOOL Scrap_MayCacheOneFormat(LPCTSTR szFormat, LPSTORAGE pstgDoc, LPDATAOBJECT pdtobj, LPSTREAM pstm)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Try to cache the format.
|
||
|
|
//
|
||
|
|
HRESULT hres = Scrap_CacheOneFormat(szFormat, pstgDoc, pdtobj);
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Store the name of format only if we actually
|
||
|
|
// succeeded to cache the data.
|
||
|
|
//
|
||
|
|
#ifdef UNICODE
|
||
|
|
CHAR szAnsiFormat[128];
|
||
|
|
WideCharToMultiByte(CP_ACP, 0,
|
||
|
|
szFormat, -1,
|
||
|
|
szAnsiFormat, ARRAYSIZE(szAnsiFormat),
|
||
|
|
NULL, NULL );
|
||
|
|
USHORT cb = (USHORT)lstrlenA(szAnsiFormat);
|
||
|
|
#else
|
||
|
|
USHORT cb = (USHORT)lstrlen(szFormat);
|
||
|
|
#endif
|
||
|
|
pstm->Write(&cb, sizeof(cb), NULL);
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_MayCacheOneFormat writing %s, %d"), szFormat, cb);
|
||
|
|
#ifdef UNICODE
|
||
|
|
pstm->Write(szAnsiFormat, cb, NULL);
|
||
|
|
#else
|
||
|
|
pstm->Write(szFormat, cb, NULL);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Returns:
|
||
|
|
// TRUE, if the specified format is already cached (from Global list).
|
||
|
|
//
|
||
|
|
BOOL Scrap_IsAlreadyCached(UINT acf[], UINT ccf, LPCTSTR szFormat)
|
||
|
|
{
|
||
|
|
if (ccf)
|
||
|
|
{
|
||
|
|
UINT cf = RegisterClipboardFormat(szFormat);
|
||
|
|
for (UINT icf=0; icf<ccf; icf++) {
|
||
|
|
if (acf[icf]==cf) {
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
extern "C" const TCHAR c_szCacheFMT[] = TEXT("DataFormats\\PriorityCacheFormats");
|
||
|
|
#define REGSTR_PATH_SCRAP TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\ShellScrap")
|
||
|
|
extern "C" const TCHAR c_szGlobalCachedFormats[] = REGSTR_PATH_SCRAP TEXT("\\PriorityCacheFormats");
|
||
|
|
|
||
|
|
//
|
||
|
|
// This function enumerate the list of to-be-cached clipboard data and
|
||
|
|
// calls Scrap_CacheOneFormat for each of them.
|
||
|
|
//
|
||
|
|
// Parameters:
|
||
|
|
// pstgDoc -- Specifies the top level IStorage.
|
||
|
|
// pdtobj -- Specifies the data object we'll get the data from.
|
||
|
|
// pps -- Specifies the "embedded object" (to get CLSID from)
|
||
|
|
//
|
||
|
|
void Scrap_CacheClipboardData(LPSTORAGE pstgDoc, LPDATAOBJECT pdtobj, LPPERSIST pps)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Create the stream where we'll store the list of actually
|
||
|
|
// cached formats, which might be just a subset of to-be-cached
|
||
|
|
// format specified in the registry.
|
||
|
|
//
|
||
|
|
LPSTREAM pstm;
|
||
|
|
HRESULT hres = pstgDoc->CreateStream(c_wszFormatNames, STGM_CREATE|STGM_WRITE|STGM_SHARE_EXCLUSIVE, 0, 0, &pstm);
|
||
|
|
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR S_CCD CreateStream returned %x"), hres);
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
USHORT cb;
|
||
|
|
HKEY hkey;
|
||
|
|
TCHAR szFormatName[128];
|
||
|
|
DWORD cchValueName;
|
||
|
|
DWORD dwType;
|
||
|
|
UINT acf[CCF_CACHE_GLOBAL];
|
||
|
|
UINT ccf = 0;
|
||
|
|
|
||
|
|
//
|
||
|
|
// First, try the formats in the global list.
|
||
|
|
//
|
||
|
|
if (RegOpenKey(HKEY_LOCAL_MACHINE, c_szGlobalCachedFormats, &hkey)==ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// For each global to-be-cached format...
|
||
|
|
//
|
||
|
|
for(int iValue=0; iValue<CCF_CACHE_GLOBAL ;iValue++)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Get the value name of the iValue'th value. The value
|
||
|
|
// name specifies the clipboard format.
|
||
|
|
// ("#0"-"#15" for predefined formats).
|
||
|
|
//
|
||
|
|
cchValueName = ARRAYSIZE(szFormatName);
|
||
|
|
if (RegEnumValue(hkey, iValue, szFormatName, &cchValueName, NULL,
|
||
|
|
&dwType, NULL, NULL)==ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CacheClipboardData found with %s, %x (Global)"), szFormatName, dwType);
|
||
|
|
if (Scrap_MayCacheOneFormat(szFormatName, pstgDoc, pdtobj, pstm))
|
||
|
|
{
|
||
|
|
acf[ccf++] = RegisterClipboardFormat(szFormatName);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
RegCloseKey(hkey);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Then, try the CLSID specific formats.
|
||
|
|
//
|
||
|
|
// Get the CLSID of the "embedded object" (the body of scrap)
|
||
|
|
//
|
||
|
|
CLSID clsid;
|
||
|
|
hres = pps->GetClassID(&clsid);
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Open the key for the list of to-be-cached formats.
|
||
|
|
//
|
||
|
|
hkey = _OpenCLSIDKey(clsid, c_szCacheFMT);
|
||
|
|
if (hkey)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// For each class specific to-be-cached format...
|
||
|
|
//
|
||
|
|
for(int iValue=0; iValue<CCF_CACHE_CLSID ;iValue++)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Get the value name of the iValue'th value. The value
|
||
|
|
// name specifies the clipboard format.
|
||
|
|
// ("#0"-"#15" for predefined formats).
|
||
|
|
//
|
||
|
|
cchValueName = ARRAYSIZE(szFormatName);
|
||
|
|
|
||
|
|
if (RegEnumValue(hkey, iValue, szFormatName, &cchValueName, NULL,
|
||
|
|
&dwType, NULL, NULL)==ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
if (!Scrap_IsAlreadyCached(acf, ccf, szFormatName))
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CacheClipboardData found with %s, %x (CLSID specific)"), szFormatName, dwType);
|
||
|
|
Scrap_MayCacheOneFormat(szFormatName, pstgDoc, pdtobj, pstm);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CacheClipboardData skipping %s (already cached)"), szFormatName);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// HACK: NT 3.5's RegEdit does not support named values...
|
||
|
|
//
|
||
|
|
for(iValue=0; iValue<CCF_CACHE_CLSID ;iValue++)
|
||
|
|
{
|
||
|
|
TCHAR szKeyName[128];
|
||
|
|
if (RegEnumKey(hkey, iValue, szKeyName, ARRAYSIZE(szKeyName))==ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
LONG cbValue = ARRAYSIZE(szFormatName);
|
||
|
|
if ((RegQueryValue(hkey, szKeyName, szFormatName, &cbValue)==ERROR_SUCCESS) && cbValue)
|
||
|
|
{
|
||
|
|
if (!Scrap_IsAlreadyCached(acf, ccf, szFormatName))
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CacheClipboardData found with %s, %x (CLSID specific)"), szFormatName, dwType);
|
||
|
|
Scrap_MayCacheOneFormat(szFormatName, pstgDoc, pdtobj, pstm);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CacheClipboardData skipping %s (already cached)"), szFormatName);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
RegCloseKey(hkey);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Put the terminator.
|
||
|
|
//
|
||
|
|
cb = 0;
|
||
|
|
pstm->Write(&cb, sizeof(cb), NULL);
|
||
|
|
pstm->Release();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
#endif // FIX_ROUNDTRIP
|
||
|
|
|
||
|
|
// out:
|
||
|
|
// pszName - short name for object type ("Worksheet", "Word Document", etc)
|
||
|
|
//
|
||
|
|
// returns:
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT Scrap_Save(IStorage *pstg, IStorage *pstgDoc, IDataObject *pdtobj, BOOL fLink, LPTSTR pszName)
|
||
|
|
{
|
||
|
|
IPersistStorage *pps;
|
||
|
|
HRESULT hres;
|
||
|
|
|
||
|
|
if (fLink)
|
||
|
|
{
|
||
|
|
FORMATETC fmte = {CF_METAFILEPICT, NULL, DVASPECT_ICON, -1, TYMED_MFPICT};
|
||
|
|
hres = OleCreateLinkFromData(pdtobj, IID_IPersistStorage, OLERENDER_FORMAT,
|
||
|
|
&fmte, NULL, pstg, (LPVOID*)&pps);
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc Scrap_Save OleCreateLinkFromData(FMT) returned (%x)"), hres);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
hres = OleCreateFromData(pdtobj, IID_IPersistStorage, OLERENDER_DRAW,
|
||
|
|
NULL, NULL, pstg, (LPVOID*)&pps);
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc Scrap_Save OleCreateFromData(FMT) returned (%x)"), hres);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
hres = OleSave(pps, pstg, TRUE); // fSameStorage=TRUE
|
||
|
|
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc Scrap_Save OleSave returned (%x)"), hres);
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres) && pszName)
|
||
|
|
{
|
||
|
|
LPOLEOBJECT pole;
|
||
|
|
if (SUCCEEDED(pps->QueryInterface(IID_IOleObject, (LPVOID*)&pole)))
|
||
|
|
{
|
||
|
|
IMalloc *pmem;
|
||
|
|
if (SUCCEEDED(CoGetMalloc(MEMCTX_TASK, &pmem)))
|
||
|
|
{
|
||
|
|
LPWSTR pwsz;
|
||
|
|
if (SUCCEEDED(pole->GetUserType(USERCLASSTYPE_SHORT, &pwsz)))
|
||
|
|
{
|
||
|
|
#ifdef UNICODE
|
||
|
|
lstrcpyn(pszName, pwsz, 64); // What is 64?
|
||
|
|
#else
|
||
|
|
WideCharToMultiByte(CP_ACP, 0, pwsz, -1, pszName, 64, NULL, NULL);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc Scrap_Save short name (%s)"), pszName);
|
||
|
|
|
||
|
|
// Assert(lstrlen(pszName) < 15); // USERCLASSTYPE_SHORT docs say so
|
||
|
|
pmem->Free(pwsz);
|
||
|
|
}
|
||
|
|
pmem->Release();
|
||
|
|
}
|
||
|
|
pole->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// This is no-op if SAVE_OBJECTDESCRIPTOR is not defined.
|
||
|
|
Scrap_SaveObjectDescriptor(pstgDoc, pdtobj, pps, fLink);
|
||
|
|
|
||
|
|
#ifdef FIX_ROUNDTRIP
|
||
|
|
if (!fLink)
|
||
|
|
{
|
||
|
|
Scrap_CacheClipboardData(pstgDoc, pdtobj, pps);
|
||
|
|
}
|
||
|
|
#endif // FIX_ROUNDTRIP
|
||
|
|
|
||
|
|
hres = pps->HandsOffStorage();
|
||
|
|
|
||
|
|
pps->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
return hres;
|
||
|
|
}
|
||
|
|
|
||
|
|
// get some text from the data object
|
||
|
|
//
|
||
|
|
// out:
|
||
|
|
// pszOut filled in with text
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT Scrap_GetText(IDataObject *pdtobj, LPTSTR pszOut, UINT cchMax)
|
||
|
|
{
|
||
|
|
UINT cbMac = (cchMax-1)*sizeof(pszOut[0]);
|
||
|
|
memset(pszOut, 0, cchMax * sizeof(pszOut[0]));
|
||
|
|
|
||
|
|
STGMEDIUM medium;
|
||
|
|
HRESULT hres;
|
||
|
|
#ifdef UNICODE
|
||
|
|
UINT CodePage = CP_ACP;
|
||
|
|
BOOL bUnicode = TRUE;
|
||
|
|
|
||
|
|
FORMATETC fmte = { CF_UNICODETEXT, NULL, DVASPECT_CONTENT, -1, TYMED_ISTREAM | TYMED_HGLOBAL };
|
||
|
|
hres = pdtobj->QueryGetData( &fmte );
|
||
|
|
if (hres != S_OK) // S_FALSE means no.
|
||
|
|
{
|
||
|
|
fmte.cfFormat = CF_TEXT;
|
||
|
|
bUnicode = FALSE;
|
||
|
|
}
|
||
|
|
hres = pdtobj->GetData(&fmte, &medium);
|
||
|
|
|
||
|
|
if (bUnicode == FALSE && hres == S_OK)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// We have ANSI text but no UNICODE Text. Look for RTF in order to
|
||
|
|
// see if we can find a language id so that we can use the correct
|
||
|
|
// code page for the Ansi to Unicode translation.
|
||
|
|
//
|
||
|
|
FORMATETC fetcrtf = { 0, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL | TYMED_ISTREAM };
|
||
|
|
fetcrtf.cfFormat = (CLIPFORMAT)RegisterClipboardFormat(TEXT("Rich Text Format"));
|
||
|
|
STGMEDIUM mediumrtf;
|
||
|
|
|
||
|
|
if (SUCCEEDED(pdtobj->GetData(&fetcrtf, &mediumrtf)))
|
||
|
|
{
|
||
|
|
CHAR szBuf[MAX_PATH * 8];
|
||
|
|
LPSTR pszRTF = NULL;
|
||
|
|
|
||
|
|
if (mediumrtf.tymed == TYMED_ISTREAM)
|
||
|
|
{
|
||
|
|
if (SUCCEEDED(mediumrtf.pstm->Read((LPTSTR)szBuf, ARRAYSIZE(szBuf), NULL)))
|
||
|
|
{
|
||
|
|
pszRTF = szBuf;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
pszRTF = (LPSTR)GlobalLock(mediumrtf.hGlobal);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (pszRTF)
|
||
|
|
{
|
||
|
|
LPSTR pTmp;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Find the language id used for this text.
|
||
|
|
//
|
||
|
|
// Ugly way to search, but can't use c-runtimes in the
|
||
|
|
// shell.
|
||
|
|
//
|
||
|
|
CHAR szLang[5];
|
||
|
|
UINT LangID = 0;
|
||
|
|
|
||
|
|
pTmp = pszRTF;
|
||
|
|
while (*pTmp)
|
||
|
|
{
|
||
|
|
if ((*pTmp == '\\') &&
|
||
|
|
*(pTmp + 1) && (*(pTmp + 1) == 'l') &&
|
||
|
|
*(pTmp + 2) && (*(pTmp + 2) == 'a') &&
|
||
|
|
*(pTmp + 3) && (*(pTmp + 3) == 'n') &&
|
||
|
|
*(pTmp + 4) && (*(pTmp + 4) == 'g'))
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Get number following the \lang identifier.
|
||
|
|
//
|
||
|
|
int ctr;
|
||
|
|
|
||
|
|
pTmp += 5;
|
||
|
|
for (ctr = 0;
|
||
|
|
(ctr < 4) && (*(pTmp + ctr)) &&
|
||
|
|
((*(pTmp + ctr)) >= '0') && ((*(pTmp + ctr)) <= '9');
|
||
|
|
ctr++)
|
||
|
|
{
|
||
|
|
szLang[ctr] = *(pTmp + ctr);
|
||
|
|
}
|
||
|
|
szLang[ctr] = 0;
|
||
|
|
|
||
|
|
for (pTmp = szLang; *pTmp; pTmp++)
|
||
|
|
{
|
||
|
|
LangID *= 10;
|
||
|
|
LangID += (*pTmp - '0');
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
pTmp++;
|
||
|
|
}
|
||
|
|
if (LangID)
|
||
|
|
{
|
||
|
|
if (!GetLocaleInfo( LangID,
|
||
|
|
LOCALE_IDEFAULTANSICODEPAGE |
|
||
|
|
LOCALE_RETURN_NUMBER,
|
||
|
|
(LPTSTR)&CodePage,
|
||
|
|
sizeof(UINT) / sizeof(TCHAR) ))
|
||
|
|
{
|
||
|
|
CodePage = CP_ACP;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mediumrtf.tymed == TYMED_HGLOBAL)
|
||
|
|
{
|
||
|
|
GlobalUnlock(mediumrtf.hGlobal);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#else
|
||
|
|
FORMATETC fmte = { CF_TEXT, NULL, DVASPECT_CONTENT, -1, TYMED_ISTREAM|TYMED_HGLOBAL };
|
||
|
|
hres = pdtobj->GetData(&fmte, &medium);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sh TR - Scrap_GetText found CF_TEXT/CF_UNICODETEXT in %d"), medium.tymed);
|
||
|
|
if (medium.tymed == TYMED_ISTREAM)
|
||
|
|
{
|
||
|
|
hres = medium.pstm->Read(pszOut, cbMac, NULL);
|
||
|
|
}
|
||
|
|
else if (medium.tymed == TYMED_HGLOBAL)
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sh TR - Scrap_GetText found CF_TEXT/CF_UNICODETEXT in global"));
|
||
|
|
LPCTSTR pszSrc = (LPCTSTR)GlobalLock(medium.hGlobal);
|
||
|
|
if (pszSrc)
|
||
|
|
{
|
||
|
|
#ifdef UNICODE
|
||
|
|
if ( fmte.cfFormat == CF_TEXT )
|
||
|
|
{
|
||
|
|
MultiByteToWideChar( CodePage, 0,
|
||
|
|
(LPSTR)pszSrc, cchMax,
|
||
|
|
pszOut, cchMax );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
MoveMemory(pszOut, pszSrc, cbMac);
|
||
|
|
}
|
||
|
|
GlobalUnlock(medium.hGlobal);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
ReleaseStgMedium(&medium);
|
||
|
|
}
|
||
|
|
|
||
|
|
return hres;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Avoid linking lots of CRuntime stuff.
|
||
|
|
#undef isdigit
|
||
|
|
#undef isalpha
|
||
|
|
#define isdigit(ch) (ch>=TEXT('0') && ch<=TEXT('9'))
|
||
|
|
#define isalpha(ch) ((ch&0xdf)>=TEXT('A') && (ch&0xdf)<=TEXT('Z'))
|
||
|
|
|
||
|
|
#define CCH_MAXLEADINGSPACE 256
|
||
|
|
#define CCH_COPY 16
|
||
|
|
|
||
|
|
//
|
||
|
|
// create a fancy name for a scrap/doc shortcut given the data object to get some
|
||
|
|
// text from
|
||
|
|
//
|
||
|
|
// out:
|
||
|
|
// pszNewName - assumed to be 64 chars at least
|
||
|
|
//
|
||
|
|
|
||
|
|
BOOL Scrap_GetFancyName(IDataObject *pdtobj, UINT idTemplate, LPCTSTR pszPath, LPCTSTR pszTypeName, LPTSTR pszNewName)
|
||
|
|
{
|
||
|
|
TCHAR szText[CCH_MAXLEADINGSPACE + CCH_COPY + 1];
|
||
|
|
HRESULT hres = Scrap_GetText(pdtobj, szText, ARRAYSIZE(szText));
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
#ifdef UNICODE
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_GetFancyName CF_UNICODETEXT has (%s)"), szText);
|
||
|
|
#else
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_GetFancyName CF_TEXT has (%s)"), szText);
|
||
|
|
#endif
|
||
|
|
LPTSTR pszStart;
|
||
|
|
//
|
||
|
|
// skip leading space/non-printing characters
|
||
|
|
//
|
||
|
|
for (pszStart = szText; *pszStart <= TEXT(' '); pszStart++)
|
||
|
|
{
|
||
|
|
if (*pszStart == TEXT('\0'))
|
||
|
|
return FALSE; // empty string
|
||
|
|
|
||
|
|
if (pszStart - szText >= CCH_MAXLEADINGSPACE)
|
||
|
|
return FALSE; // too many leading space
|
||
|
|
}
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_GetFancyName pszStart (%s)"), pszStart);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Chacter conversion
|
||
|
|
// (1) non-printing characters -> ' '
|
||
|
|
// (2) invalid characters -> '_'
|
||
|
|
//
|
||
|
|
for (LPTSTR pszT = pszStart; *pszT && ((pszT-pszStart) < CCH_COPY); pszT = CharNext(pszT))
|
||
|
|
{
|
||
|
|
TCHAR ch = *pszT;
|
||
|
|
if (ch <= TEXT(' '))
|
||
|
|
{
|
||
|
|
*pszT = TEXT(' ');
|
||
|
|
}
|
||
|
|
else if (ch < 127 && !isdigit(ch) && !isalpha(ch))
|
||
|
|
{
|
||
|
|
switch(ch)
|
||
|
|
{
|
||
|
|
case TEXT('$'):
|
||
|
|
case TEXT('%'):
|
||
|
|
case TEXT('\''):
|
||
|
|
case TEXT('-'):
|
||
|
|
case TEXT('_'):
|
||
|
|
case TEXT('@'):
|
||
|
|
case TEXT('~'):
|
||
|
|
case TEXT('`'):
|
||
|
|
case TEXT('!'):
|
||
|
|
case TEXT('('):
|
||
|
|
case TEXT(')'):
|
||
|
|
case TEXT('{'):
|
||
|
|
case TEXT('}'):
|
||
|
|
case TEXT('^'):
|
||
|
|
case TEXT('#'):
|
||
|
|
case TEXT('&'):
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
*pszT = TEXT('_');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
*pszT = 0;
|
||
|
|
|
||
|
|
TCHAR szTemplate[MAX_PATH];
|
||
|
|
TCHAR szName[MAX_PATH];
|
||
|
|
|
||
|
|
LoadString(HINST_THISDLL, idTemplate, szTemplate, ARRAYSIZE(szTemplate));
|
||
|
|
wsprintf(szName, szTemplate, pszTypeName, pszStart);
|
||
|
|
|
||
|
|
PathCombine(szName, pszPath, szName);
|
||
|
|
|
||
|
|
if (!PathFileExists(szName))
|
||
|
|
{
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_GetFancyName (%s)"), szName);
|
||
|
|
lstrcpy(pszNewName, szName);
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
// *** WARNING ***
|
||
|
|
//
|
||
|
|
// Scrap_CreateFromDataObject is a TCHAR export from SHSCRAP.DLL that is used by SHELL32.DLL. If you
|
||
|
|
// change its calling convention, you must modify shell32's wrapper as well as well.
|
||
|
|
//
|
||
|
|
// *** WARNING ***
|
||
|
|
HRESULT WINAPI Scrap_CreateFromDataObject(LPCTSTR pszPath, IDataObject *pdtobj, BOOL fLink, LPTSTR pszNewFile)
|
||
|
|
{
|
||
|
|
HRESULT hres;
|
||
|
|
TCHAR szTemplateS[32];
|
||
|
|
TCHAR szTemplateL[128];
|
||
|
|
TCHAR szTypeName[64];
|
||
|
|
#ifndef UNICODE
|
||
|
|
WCHAR wszNewFile[MAX_PATH];
|
||
|
|
#endif
|
||
|
|
IStorage *pstg;
|
||
|
|
UINT idErr = 0;
|
||
|
|
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CreateFromDataObject called at %s"), pszPath);
|
||
|
|
|
||
|
|
LoadString(HINST_THISDLL, fLink ? IDS_BOOKMARK_S : IDS_SCRAP_S, szTemplateS, ARRAYSIZE(szTemplateS));
|
||
|
|
LoadString(HINST_THISDLL, fLink ? IDS_BOOKMARK_L : IDS_SCRAP_L, szTemplateL, ARRAYSIZE(szTemplateL));
|
||
|
|
|
||
|
|
PathYetAnotherMakeUniqueName(pszNewFile, pszPath, szTemplateS, szTemplateL);
|
||
|
|
|
||
|
|
DebugMsg(DM_TRACE, TEXT("sc TR - Scrap_CreateFromDataObject creating %s"), pszNewFile);
|
||
|
|
|
||
|
|
#ifdef UNICODE
|
||
|
|
hres = StgCreateDocfile(pszNewFile,
|
||
|
|
STGM_DIRECT | STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
|
||
|
|
0, &pstg);
|
||
|
|
#else
|
||
|
|
MultiByteToWideChar(CP_ACP, 0, pszNewFile, -1, wszNewFile, ARRAYSIZE(wszNewFile));
|
||
|
|
|
||
|
|
hres = StgCreateDocfile(wszNewFile,
|
||
|
|
STGM_DIRECT | STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
|
||
|
|
0, &pstg);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
IStorage *pstgContents;
|
||
|
|
|
||
|
|
hres = pstg->CreateStorage(c_wszContents, STGM_DIRECT | STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
|
||
|
|
0, 0, &pstgContents);
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
hres = Scrap_Save(pstgContents, pstg, pdtobj, fLink, szTypeName);
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
hres = pstgContents->Commit(STGC_OVERWRITE);
|
||
|
|
if (FAILED(hres))
|
||
|
|
idErr = IDS_ERR_COMMIT;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
idErr = IDS_ERR_SCRAPSAVE;
|
||
|
|
}
|
||
|
|
pstgContents->Release();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
idErr = IDS_ERR_CREATESTORAGE;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// We need to delete the file, if failed to save/commit.
|
||
|
|
//
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
hres = pstg->Commit(STGC_OVERWRITE);
|
||
|
|
if (FAILED(hres))
|
||
|
|
idErr = IDS_ERR_COMMIT;
|
||
|
|
}
|
||
|
|
|
||
|
|
pstg->Release();
|
||
|
|
|
||
|
|
if (FAILED(hres))
|
||
|
|
DeleteFile(pszNewFile);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
idErr = IDS_ERR_CREATEDOCFILE;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (SUCCEEDED(hres))
|
||
|
|
{
|
||
|
|
if (IsLFNDrive(pszPath))
|
||
|
|
{
|
||
|
|
TCHAR szFancyName[MAX_PATH];
|
||
|
|
|
||
|
|
if (Scrap_GetFancyName(pdtobj, fLink ? IDS_TEMPLINK : IDS_TEMPSCRAP, pszPath, szTypeName, szFancyName))
|
||
|
|
{
|
||
|
|
if (MoveFile(pszNewFile, szFancyName))
|
||
|
|
lstrcpy(pszNewFile, szFancyName);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
DisplayError((HWND)NULL, hres, idErr, pszNewFile);
|
||
|
|
}
|
||
|
|
|
||
|
|
return hres;
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef DEBUG
|
||
|
|
static const LPFNSCRAPCREATEFROMDATAOBJECT s_pfn = Scrap_CreateFromDataObject;
|
||
|
|
#endif
|