C++ UStringVector::DeleteBack方法代码示例

void CCensor::AddItem(bool include, const UString &path, bool recursive)
{
  UStringVector pathParts;
  SplitPathToParts(path, pathParts);
  bool forFile = true;
  if (pathParts.Back().IsEmpty())
  {
    forFile = false;
    pathParts.DeleteBack();
  }
  const UString &front = pathParts.Front();
  bool isAbs = false;
  if (front.IsEmpty())
    isAbs = true;
  else if (front.Length() == 2 && front[1] == L':')
    isAbs = true;
  else
  {
    for (int i = 0; i < pathParts.Size(); i++)
    {
      const UString &part = pathParts[i];
      if (part == L".." || part == L".")
      {
        isAbs = true;
        break;
      }
    }
  }
  int numAbsParts = 0;
  if (isAbs)
    if (pathParts.Size() > 1)
      numAbsParts = pathParts.Size() - 1;
    else
      numAbsParts = 1;
  UString prefix;
  for (int i = 0; i < numAbsParts; i++)
  {
    const UString &front = pathParts.Front();
    if (DoesNameContainWildCard(front))
      break;
    prefix += front;
    prefix += WCHAR_PATH_SEPARATOR;
    pathParts.Delete(0);
  }
  int index = FindPrefix(prefix);
  if (index < 0)
    index = Pairs.Add(CPair(prefix));

  CItem item;
  item.PathParts = pathParts;
  item.ForDir = true;
  item.ForFile = forFile;
  item.Recursive = recursive;
  Pairs[index].Head.AddItem(include, item);
}

bool CDirEnumerator::GetNextFile(NFind::CFileInfoW &fileInfo, bool &filled, UString &resPath, DWORD &errorCode)
{
    filled = false;
    for (;;)
    {
        if (Enumerators.IsEmpty())
        {
            if (Index >= FileNames.Size())
                return true;
            const UString &path = FileNames[Index];
            int pos = path.ReverseFind(WCHAR_PATH_SEPARATOR);
            resPath.Empty();
            if (pos >= 0)
                resPath = path.Left(pos + 1);
            if (!NFind::FindFile(BasePrefix + path, fileInfo))
            {
                errorCode = ::GetLastError();
                resPath = path;
                return false;
            }
            Index++;
            break;
        }
        bool found;
        if (!Enumerators.Back().Next(fileInfo, found))
        {
            errorCode = ::GetLastError();
            resPath = Prefixes.Back();
            return false;
        }
        if (found)
        {
            resPath = Prefixes.Back();
            break;
        }
        Enumerators.DeleteBack();
        Prefixes.DeleteBack();
    }
    resPath += fileInfo.Name;
    if (!FlatMode && fileInfo.IsDir())
    {
        UString prefix = resPath + (UString)(wchar_t)kDirDelimiter;
        Enumerators.Add(NFind::CEnumeratorW(BasePrefix + prefix + (UString)(wchar_t)kAnyStringWildcard));
        Prefixes.Add(prefix);
    }
    filled = true;
    return true;
}

//.........这里部分代码省略.........
      return;
    }

    if (IsAbsolutePath(destPath))
      destPath.Empty();
    else
      destPath = srcPanel.GetFsPath();
    destPath += correctName;

#if defined(_WIN32) && !defined(UNDER_CE)
    if (destPath.Len() > 0 && destPath[0] == '\\')
      if (destPath.Len() == 1 || destPath[1] != '\\')
      {
        srcPanel.MessageBoxErrorLang(IDS_OPERATION_IS_NOT_SUPPORTED);
        return;
      }
#endif

    if (CompareFileNames(destPath, destPanel.GetFsPath()) == 0)
    {
      srcPanel.MessageBoxMyError(L"Can not copy files onto itself");
      return;
    }

    bool destIsFsPath = false;

    if (IsAltPathPrefix(us2fs(destPath)))
    {
      // we allow alt streams dest only to alt stream folder in second panel
      srcPanel.MessageBoxErrorLang(IDS_OPERATION_IS_NOT_SUPPORTED);
      return;
      /*
      FString basePath = us2fs(destPath);
      basePath.DeleteBack();
      if (!DoesFileOrDirExist(basePath))
      {
      srcPanel.MessageBoxError2Lines(basePath, ERROR_FILE_NOT_FOUND); // GetLastError()
      return;
      }
      destIsFsPath = true;
      */
    }
    else
    {
      if (indices.Size() == 1 &&
        !destPath.IsEmpty() && destPath.Back() != WCHAR_PATH_SEPARATOR)
      {
        int pos = destPath.ReverseFind_PathSepar();
        if (pos < 0)
        {
          srcPanel.MessageBoxErrorLang(IDS_OPERATION_IS_NOT_SUPPORTED);
          return;
        }
        {
          /*
          #ifdef _WIN32
          UString name = destPath.Ptr(pos + 1);
          if (name.Find(L':') >= 0)
          {
          srcPanel.MessageBoxErrorLang(IDS_OPERATION_IS_NOT_SUPPORTED);
          return;
          }
          #endif
          */
          UString prefix = destPath.Left(pos + 1);
          if (!CreateComplexDir(us2fs(prefix)))

bool CPanel::OnComboBoxCommand(UINT code, LPARAM /* param */, LRESULT &result)
{
  result = FALSE;
  switch(code)
  {
    case CBN_DROPDOWN:
    {
      ComboBoxPaths.Clear();
      _headerComboBox.ResetContent();
      
      int i;
      UStringVector pathParts;
      
      SplitPathToParts(_currentFolderPrefix, pathParts);
      UString sumPass;
      if (!pathParts.IsEmpty())
        pathParts.DeleteBack();
      for (i = 0; i < pathParts.Size(); i++)
      {
        UString name = pathParts[i];
        sumPass += name;
        sumPass += WCHAR_PATH_SEPARATOR;
        CFileInfoW info;
        DWORD attrib = FILE_ATTRIBUTE_DIRECTORY;
        if (info.Find(sumPass))
          attrib = info.Attrib;
        AddComboBoxItem(name.IsEmpty() ? L"\\" : name, GetRealIconIndex(sumPass, attrib), i, false);
        ComboBoxPaths.Add(sumPass);
      }

      #ifndef UNDER_CE

      int iconIndex;
      UString name;
      name = RootFolder_GetName_Documents(iconIndex);
      AddComboBoxItem(name, iconIndex, 0, true);

      name = RootFolder_GetName_Computer(iconIndex);
      AddComboBoxItem(name, iconIndex, 0, true);
        
      UStringVector driveStrings;
      MyGetLogicalDriveStrings(driveStrings);
      for (i = 0; i < driveStrings.Size(); i++)
      {
        UString s = driveStrings[i];
        ComboBoxPaths.Add(s);
        int iconIndex = GetRealIconIndex(s, 0);
        if (s.Length() > 0 && s[s.Length() - 1] == WCHAR_PATH_SEPARATOR)
          s.Delete(s.Length() - 1);
        AddComboBoxItem(s, iconIndex, 1, false);
      }

      name = RootFolder_GetName_Network(iconIndex);
      AddComboBoxItem(name, iconIndex, 0, true);

      #endif
    
      return false;
    }

    case CBN_SELENDOK:
    {
      code = code;
      int index = _headerComboBox.GetCurSel();
      if (index >= 0)
      {
        UString pass = ComboBoxPaths[index];
        _headerComboBox.SetCurSel(-1);
        // _headerComboBox.SetText(pass); // it's fix for seclecting by mouse.
        if (BindToPathAndRefresh(pass) == S_OK)
        {
          PostMessage(kSetFocusToListView);
          #ifdef UNDER_CE
          PostMessage(kRefreshHeaderComboBox);
          #endif

          return true;
        }
      }
      return false;
    }
    /*
    case CBN_CLOSEUP:
    {
      LoadFullPathAndShow();
      true;

    }
    case CBN_SELCHANGE:
    {
      // LoadFullPathAndShow();
      return true;
    }
    */
  }
  return false;
}

//.........这里部分代码省略.........

    if (indices.Size() > 1 || (destPath.Length() > 0 && destPath.ReverseFind(CHAR_PATH_SEPARATOR) == destPath.Length() - 1) ||
        IsThereFolderOfPath(destPath))
    {
      NDirectory::CreateComplexDirectory(destPath);
      NName::NormalizeDirPathPrefix(destPath);
      if (!CheckFolderPath(destPath))
      {
        if (NumPanels < 2 || destPath != destPanel._currentFolderPrefix || !destPanel.DoesItSupportOperations())
        {
          srcPanel.MessageBox(LangString(IDS_OPERATION_IS_NOT_SUPPORTED, 0x03020208));
          return;
        }
        useDestPanel = true;
      }
    }
    else
    {
      int pos = destPath.ReverseFind(CHAR_PATH_SEPARATOR);
      if (pos >= 0)
      {
        UString prefix = destPath.Left(pos + 1);
        NDirectory::CreateComplexDirectory(prefix);
        if (!CheckFolderPath(prefix))
        {
          srcPanel.MessageBox(LangString(IDS_OPERATION_IS_NOT_SUPPORTED, 0x03020208));
          return;
        }
      }
    }

    AddUniqueStringToHeadOfList(copyFolders, destPath);
    while (copyFolders.Size() > 20)
      copyFolders.DeleteBack();
    SaveCopyHistory(copyFolders);
  }

  bool useSrcPanel = (!useDestPanel || !srcPanel.IsFSFolder() || destPanel.IsFSFolder());
  bool useTemp = useSrcPanel && useDestPanel;
  // FIXME NFile::NDirectory::CTempDirectoryW tempDirectory;
  UString tempDirPrefix;
  if (useTemp)
  {
	  /* FIXME
    tempDirectory.Create(kTempDirPrefix);
    tempDirPrefix = tempDirectory.GetPath();
    NFile::NName::NormalizeDirPathPrefix(tempDirPrefix);
    */
	  printf("useTemp : Not Implemented\n");
	  exit(EXIT_FAILURE);
  }

  CSelectedState srcSelState;
  CSelectedState destSelState;
  srcPanel.SaveSelectedState(srcSelState);
  destPanel.SaveSelectedState(destSelState);

  HRESULT result;
  if (useSrcPanel)
  {
    UString folder = useTemp ? tempDirPrefix : destPath;
    result = srcPanel.CopyTo(indices, folder, move, true, 0);
    if (result != S_OK)
    {
      disableTimerProcessing1.Restore();
      disableTimerProcessing2.Restore();

//.........这里部分代码省略.........
      NName::NormalizeDirPathPrefix(destPath);
      if (!CheckFolderPath(destPath))
      {
        if (NumPanels < 2 || destPath != destPanel._currentFolderPrefix || !destPanel.DoesItSupportOperations())
        {
          srcPanel.MessageBoxErrorLang(IDS_OPERATION_IS_NOT_SUPPORTED, 0x03020208);
          return;
        }
        useDestPanel = true;
      }
    }
    else
    {
      if (!IsCorrectFsName(destPath))
      {
        srcPanel.MessageBoxError(E_INVALIDARG);
        return;
      }
      int pos = destPath.ReverseFind(WCHAR_PATH_SEPARATOR);
      if (pos >= 0)
      {
        UString prefix = destPath.Left(pos + 1);
        NDirectory::CreateComplexDirectory(us2fs(prefix));
        if (!CheckFolderPath(prefix))
        {
          srcPanel.MessageBoxErrorLang(IDS_OPERATION_IS_NOT_SUPPORTED, 0x03020208);
          return;
        }
      }
    }

    AddUniqueStringToHeadOfList(copyFolders, destPath);
    while (copyFolders.Size() > 20)
      copyFolders.DeleteBack();
    SaveCopyHistory(copyFolders);
  }

  /*
  if (destPath == destPanel._currentFolderPrefix)
  {
    if (destPanel.GetFolderTypeID() == L"PhysDrive")
      useDestPanel = true;
  }
  */

  bool useSrcPanel = (!useDestPanel || !srcPanel.IsFsOrDrivesFolder() || destPanel.IsFSFolder());
  bool useTemp = useSrcPanel && useDestPanel;
  NFile::NDirectory::CTempDir tempDirectory;
  FString tempDirPrefix;
  if (useTemp)
  {
    tempDirectory.Create(kTempDirPrefix);
    tempDirPrefix = tempDirectory.GetPath();
    NFile::NName::NormalizeDirPathPrefix(tempDirPrefix);
  }

  CSelectedState srcSelState;
  CSelectedState destSelState;
  srcPanel.SaveSelectedState(srcSelState);
  destPanel.SaveSelectedState(destSelState);

  HRESULT result;
  if (useSrcPanel)
  {
    UString folder = useTemp ? fs2us(tempDirPrefix) : destPath;
    result = srcPanel.CopyTo(indices, folder, move, true, 0);

STDMETHODIMP CExtractCallbackImp::GetStream(UInt32 index,
    ISequentialOutStream **outStream, Int32 askExtractMode)
{
  #ifndef _NO_PROGRESS
  if(ProgressDialog.ProgressSynch.GetStopped())
    return E_ABORT;
  #endif
  _outFileStream.Release();
  NCOM::CPropVariant propVariantName;
  RINOK(_archiveHandler->GetProperty(index, kpidPath, &propVariantName));
  UString fullPath;
  if(propVariantName.vt == VT_EMPTY)
    fullPath = _itemDefaultName;
  else 
  {
    if(propVariantName.vt != VT_BSTR)
      return E_FAIL;
    fullPath = propVariantName.bstrVal;
  }
  _filePath = fullPath;

  // m_CurrentFilePath = GetSystemString(fullPath, _codePage);
  
  if(askExtractMode == NArchive::NExtract::NAskMode::kExtract)
  {
    NCOM::CPropVariant propVariant;
    RINOK(_archiveHandler->GetProperty(index, kpidAttributes, &propVariant));
    if (propVariant.vt == VT_EMPTY)
      _processedFileInfo.Attributes = _attributesDefault;
    else
    {
      if (propVariant.vt != VT_UI4)
        return E_FAIL;
      _processedFileInfo.Attributes = propVariant.ulVal;
    }

    RINOK(_archiveHandler->GetProperty(index, kpidIsFolder, &propVariant));
    _processedFileInfo.IsDirectory = VARIANT_BOOLToBool(propVariant.boolVal);

    bool isAnti = false;
    {
      NCOM::CPropVariant propVariantTemp;
      RINOK(_archiveHandler->GetProperty(index, kpidIsAnti, 
          &propVariantTemp));
      if (propVariantTemp.vt == VT_BOOL)
        isAnti = VARIANT_BOOLToBool(propVariantTemp.boolVal);
    }

    RINOK(_archiveHandler->GetProperty(index, kpidLastWriteTime, &propVariant));
    switch(propVariant.vt)
    {
      case VT_EMPTY:
        _processedFileInfo.UTCLastWriteTime = _utcLastWriteTimeDefault;
        break;
      case VT_FILETIME:
        _processedFileInfo.UTCLastWriteTime = propVariant.filetime;
        break;
      default:
        return E_FAIL;
    }

    UStringVector pathParts; 
    SplitPathToParts(fullPath, pathParts);
    if(pathParts.IsEmpty())
      return E_FAIL;

    UString processedPath = fullPath;

    if(!_processedFileInfo.IsDirectory)
      pathParts.DeleteBack();
    if (!pathParts.IsEmpty())
    {
      if (!isAnti)
        CreateComplexDirectory(pathParts);
    }

    UString fullProcessedPath = _directoryPath + processedPath;

    if(_processedFileInfo.IsDirectory)
    {
      _diskFilePath = fullProcessedPath;

      if (isAnti)
        NDirectory::MyRemoveDirectory(_diskFilePath);
      return S_OK;
    }

    NFind::CFileInfoW fileInfo;
    if(NFind::FindFile(fullProcessedPath, fileInfo))
    {
      if (!NDirectory::DeleteFileAlways(fullProcessedPath))
      {
        _message = kCantDeleteFile;
        return E_FAIL;
      }
    }

    if (!isAnti)
    {
      _outFileStreamSpec = new COutFileStream;
//.........这里部分代码省略.........