physfs/lzma/CPP/7zip/UI/Common/ArchiveOpenCallback.cpp

138 lines
3.0 KiB
C++

// ArchiveOpenCallback.cpp
#include "StdAfx.h"
#include "ArchiveOpenCallback.h"
#include "Common/StringConvert.h"
#include "Common/ComTry.h"
#include "Windows/PropVariant.h"
#include "../../Common/FileStreams.h"
using namespace NWindows;
STDMETHODIMP COpenCallbackImp::SetTotal(const UInt64 *files, const UInt64 *bytes)
{
COM_TRY_BEGIN
if (!Callback)
return S_OK;
return Callback->SetTotal(files, bytes);
COM_TRY_END
}
STDMETHODIMP COpenCallbackImp::SetCompleted(const UInt64 *files, const UInt64 *bytes)
{
COM_TRY_BEGIN
if (!Callback)
return S_OK;
return Callback->SetTotal(files, bytes);
COM_TRY_END
}
STDMETHODIMP COpenCallbackImp::GetProperty(PROPID propID, PROPVARIANT *value)
{
COM_TRY_BEGIN
NCOM::CPropVariant propVariant;
if (_subArchiveMode)
{
switch(propID)
{
case kpidName:
propVariant = _subArchiveName;
break;
}
propVariant.Detach(value);
return S_OK;
}
switch(propID)
{
case kpidName:
propVariant = _fileInfo.Name;
break;
case kpidIsFolder:
propVariant = _fileInfo.IsDirectory();
break;
case kpidSize:
propVariant = _fileInfo.Size;
break;
case kpidAttributes:
propVariant = (UInt32)_fileInfo.Attributes;
break;
case kpidLastAccessTime:
propVariant = _fileInfo.LastAccessTime;
break;
case kpidCreationTime:
propVariant = _fileInfo.CreationTime;
break;
case kpidLastWriteTime:
propVariant = _fileInfo.LastWriteTime;
break;
}
propVariant.Detach(value);
return S_OK;
COM_TRY_END
}
int COpenCallbackImp::FindName(const UString &name)
{
for (int i = 0; i < FileNames.Size(); i++)
if (name.CompareNoCase(FileNames[i]) == 0)
return i;
return -1;
}
struct CInFileStreamVol: public CInFileStream
{
UString Name;
COpenCallbackImp *OpenCallbackImp;
CMyComPtr<IArchiveOpenCallback> OpenCallbackRef;
~CInFileStreamVol()
{
int index = OpenCallbackImp->FindName(Name);
if (index >= 0)
OpenCallbackImp->FileNames.Delete(index);
}
};
STDMETHODIMP COpenCallbackImp::GetStream(const wchar_t *name, IInStream **inStream)
{
COM_TRY_BEGIN
if (_subArchiveMode)
return S_FALSE;
if (Callback)
{
RINOK(Callback->CheckBreak());
}
*inStream = NULL;
UString fullPath = _folderPrefix + name;
if (!NFile::NFind::FindFile(fullPath, _fileInfo))
return S_FALSE;
if (_fileInfo.IsDirectory())
return S_FALSE;
CInFileStreamVol *inFile = new CInFileStreamVol;
CMyComPtr<IInStream> inStreamTemp = inFile;
if (!inFile->Open(fullPath))
return ::GetLastError();
*inStream = inStreamTemp.Detach();
inFile->Name = name;
inFile->OpenCallbackImp = this;
inFile->OpenCallbackRef = this;
FileNames.Add(name);
TotalSize += _fileInfo.Size;
return S_OK;
COM_TRY_END
}
#ifndef _NO_CRYPTO
STDMETHODIMP COpenCallbackImp::CryptoGetTextPassword(BSTR *password)
{
COM_TRY_BEGIN
if (!Callback)
return E_NOTIMPL;
return Callback->CryptoGetTextPassword(password);
COM_TRY_END
}
#endif