205 lines
6.4 KiB
C++
205 lines
6.4 KiB
C++
//+--------------------------------------------------------------
|
|
//
|
|
// Microsoft Windows
|
|
// Copyright (C) Microsoft Corporation, 1991 - 1992
|
|
//
|
|
// File: dffuncs.cxx
|
|
//
|
|
// Contents: Private support functions for the DocFile code
|
|
//
|
|
// Methods: StartMS
|
|
// DeleteContents
|
|
//
|
|
// History: 11-Dec-91 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#include <dfhead.cxx>
|
|
|
|
#pragma hdrstop
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Method: CDocFile::DeleteContents, public
|
|
//
|
|
// Synopsis: Deletes all entries in a DocFile recursing on entries
|
|
// with children
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 25-Sep-91 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
SCODE CDocFile::DeleteContents(void)
|
|
{
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CDocFile::DeleteContents()\n"));
|
|
sc = _stgh.DestroyEntry(NULL);
|
|
olDebugOut((DEB_ITRACE, "Out CDocFile::DeleteContents\n"));
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Method: CDocFile::ApplyChanges, public
|
|
//
|
|
// Synopsis: Applies a list of updates to a docfile
|
|
// Creates source entries in destination and links
|
|
// them to child instances in the given TL
|
|
//
|
|
// Arguments: [ulChanged] - List of changes
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 12-Mar-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
SCODE CDocFile::ApplyChanges(CUpdateList &ulChanged)
|
|
{
|
|
SCODE sc = S_OK;
|
|
CUpdate *pud;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CDocFile::ApplyChanges(%p)\n",
|
|
ulChanged.GetHead()));
|
|
|
|
for (pud = ulChanged.GetHead(); pud; pud = pud->GetNext())
|
|
{
|
|
if (pud->IsDelete())
|
|
olChk(DestroyEntry(pud->GetOriginalName(), FALSE));
|
|
else if (pud->IsRename())
|
|
olChk(RenameEntry(pud->GetOriginalName(),
|
|
pud->GetCurrentName()));
|
|
else
|
|
{
|
|
olAssert(pud->IsCreate());
|
|
olChk(CreateFromUpdate(pud, this, DF_WRITE));
|
|
}
|
|
}
|
|
olDebugOut((DEB_ITRACE, "Out CDocFile::ApplyChanges\n"));
|
|
// Fall through
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CDocFile::CopyTo, public
|
|
//
|
|
// Synopsis: Copies the contents of one DocFile to another
|
|
//
|
|
// Arguments: [pdfTo] - Destination DocFile
|
|
// [dwFlags] - Control flags
|
|
// [snbExclude] - Partial instantiation list
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 26-Sep-91 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
SCODE CDocFile::CopyTo(CDocFile *pdfTo,
|
|
DWORD dwFlags,
|
|
SNBW snbExclude)
|
|
{
|
|
CDfName dfnKey;
|
|
SIterBuffer ib;
|
|
PSStream *psstFrom, *psstTo;
|
|
CDocFile *pdfFromChild, *pdfToChild;
|
|
DFLUID dlLUID = DF_NOLUID;
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CDocFile::CopyTo:%p(%p, %lX, %p)\n", this,
|
|
pdfTo, dwFlags, snbExclude));
|
|
for (;;)
|
|
{
|
|
if (FAILED(FindGreaterEntry(&dfnKey, &ib, NULL)))
|
|
break;
|
|
dfnKey.Set(&ib.dfnName);
|
|
|
|
switch(REAL_STGTY(ib.type))
|
|
{
|
|
case STGTY_STORAGE:
|
|
// Embedded DocFile, create destination and recurse
|
|
|
|
olChkTo(EH_pwcsName, GetDocFile(&ib.dfnName, DF_READ, ib.type,
|
|
(PDocFile **)&pdfFromChild));
|
|
// Destination must be a direct docfile
|
|
olChkTo(EH_Get, CDocFile::Reserve(1, BP_TO_P(CDFBasis *, _pdfb)));
|
|
olChkTo(EH_Reserve, pdfTo->CreateDocFile(&ib.dfnName, DF_WRITE,
|
|
dlLUID, ib.type,
|
|
(PDocFile **)&pdfToChild));
|
|
if (dwFlags & CDF_EXACT)
|
|
pdfToChild->CopyTimesFrom(pdfFromChild);
|
|
|
|
CLSID clsid;
|
|
olChkTo(EH_Create, pdfFromChild->GetClass(&clsid));
|
|
olChkTo(EH_Create, pdfToChild->SetClass(clsid));
|
|
|
|
DWORD grfStateBits;
|
|
olChkTo(EH_Create, pdfFromChild->GetStateBits(&grfStateBits));
|
|
olChkTo(EH_Create, pdfToChild->SetStateBits(grfStateBits,
|
|
0xffffffff));
|
|
|
|
if ((dwFlags & CDF_ENTRIESONLY) == 0 &&
|
|
!(snbExclude && NameInSNB(&ib.dfnName, snbExclude) ==
|
|
S_OK))
|
|
olChkTo(EH_Create,
|
|
pdfFromChild->CopyTo(pdfToChild, dwFlags, NULL));
|
|
|
|
pdfFromChild->Release();
|
|
pdfToChild->Release();
|
|
break;
|
|
|
|
case STGTY_STREAM:
|
|
olChkTo(EH_pwcsName, GetStream(&ib.dfnName, DF_READ,
|
|
ib.type, &psstFrom));
|
|
// Destination must be a direct docfile
|
|
olChkTo(EH_Get,
|
|
CDirectStream::Reserve(1, BP_TO_P(CDFBasis *, _pdfb)));
|
|
|
|
olChkTo(EH_Reserve,
|
|
pdfTo->CreateStream(&ib.dfnName, DF_WRITE, dlLUID,
|
|
ib.type, &psstTo));
|
|
|
|
if ((dwFlags & CDF_ENTRIESONLY) == 0 &&
|
|
!(snbExclude && NameInSNB(&ib.dfnName, snbExclude) ==
|
|
S_OK))
|
|
olChkTo(EH_Create, CopySStreamToSStream(psstFrom, psstTo));
|
|
|
|
psstFrom->Release();
|
|
psstTo->Release();
|
|
break;
|
|
|
|
default:
|
|
olAssert(!aMsg("Unknown entry type in CDocFile::CopyTo"));
|
|
break;
|
|
}
|
|
}
|
|
olDebugOut((DEB_ITRACE, "Out CDocFile::CopyTo\n"));
|
|
return S_OK;
|
|
|
|
EH_Create:
|
|
if (REAL_STGTY(ib.type) == STGTY_STORAGE)
|
|
pdfToChild->Release();
|
|
else if (REAL_STGTY(ib.type) == STGTY_STREAM)
|
|
psstTo->Release();
|
|
olAssert(&ib.dfnName);
|
|
olVerSucc(pdfTo->DestroyEntry(&ib.dfnName, TRUE));
|
|
goto EH_Get;
|
|
EH_Reserve:
|
|
if (REAL_STGTY(ib.type) == STGTY_STORAGE)
|
|
CDocFile::Unreserve(1, BP_TO_P(CDFBasis *, _pdfb));
|
|
else if (REAL_STGTY(ib.type) == STGTY_STREAM)
|
|
CDirectStream::Unreserve(1, BP_TO_P(CDFBasis *, _pdfb));
|
|
EH_Get:
|
|
if (REAL_STGTY(ib.type) == STGTY_STORAGE)
|
|
pdfFromChild->Release();
|
|
else if (REAL_STGTY(ib.type) == STGTY_STREAM)
|
|
psstFrom->Release();
|
|
EH_pwcsName:
|
|
return sc;
|
|
}
|