C++ UStringVector::Clear方法代码示例

void CProxyArc2::GetDirPathParts(int dirIndex, UStringVector &pathParts, bool &isAltStreamDir) const
{
  pathParts.Clear();
  
  isAltStreamDir = false;
  
  if (dirIndex == k_Proxy2_RootDirIndex)
    return;
  if (dirIndex == k_Proxy2_AltRootDirIndex)
  {
    isAltStreamDir = true;
    return;
  }

  while (dirIndex >= k_Proxy2_NumRootDirs)
  {
    const CProxyDir2 &dir = Dirs[dirIndex];
    const CProxyFile2 &file = Files[dir.ArcIndex];
    if (pathParts.IsEmpty() && dirIndex == file.AltDirIndex)
      isAltStreamDir = true;
    pathParts.Insert(0, file.Name);
    int par = file.Parent;
    if (par < 0)
      break;
    dirIndex = Files[par].DirIndex;
  }
}

bool MyGetLogicalDriveStrings(UStringVector &driveStrings)
{
  driveStrings.Clear();
  if (g_IsNT)
  {
    UINT32 size = GetLogicalDriveStringsW(0, NULL);
    if (size == 0)
      return false;
    UString buffer;
    UINT32 newSize = GetLogicalDriveStringsW(size, buffer.GetBuffer(size));
    if (newSize == 0)
      return false;
    if (newSize > size)
      return false;
    UString string;
    for (UINT32 i = 0; i < newSize; i++)
    {
      WCHAR c = buffer[i];
      if (c == L'\0')
      {
        driveStrings.Add(string);
        string.Empty();
      }
      else
        string += c;
    }
    return string.IsEmpty();
  }
  CSysStringVector driveStringsA;
  bool res = MyGetLogicalDriveStrings(driveStringsA);
  for (int i = 0; i < driveStringsA.Size(); i++)
    driveStrings.Add(GetUnicodeString(driveStringsA[i]));
  return res;
}

LONG CKey::GetValue_Strings(LPCTSTR valueName, UStringVector &strings)
{
  strings.Clear();
  CByteBuffer buffer;
  UInt32 dataSize;
  LONG res = QueryValue(valueName, buffer, dataSize);
  if (res != ERROR_SUCCESS)
    return res;
  if (dataSize % sizeof(wchar_t) != 0)
    return E_FAIL;
  const wchar_t *data = (const wchar_t *)(const Byte  *)buffer;
  unsigned numChars = dataSize / sizeof(wchar_t);
  UString s;
  for (unsigned i = 0; i < numChars; i++)
  {
    wchar_t c = data[i];
    if (c == 0)
    {
      strings.Add(s);
      s.Empty();
    }
    else
      s += c;
  }
  return res;
}

void CPanel::GetSelectedNames(UStringVector &selectedNames)
{
  selectedNames.Clear();

  CRecordVector<UInt32> indices;
  GetSelectedItemsIndices(indices);
  selectedNames.Reserve(indices.Size());
  for (int  i = 0; i < indices.Size(); i++)
    selectedNames.Add(GetItemRelPath(indices[i]));

  /*
  for (int i = 0; i < _listView.GetItemCount(); i++)
  {
    const int kSize = 1024;
    WCHAR name[kSize + 1];
    LVITEMW item;
    item.iItem = i;
    item.pszText = name;
    item.cchTextMax  = kSize;
    item.iSubItem = 0;
    item.mask = LVIF_TEXT | LVIF_PARAM;
    if (!_listView.GetItem(&item))
      continue;
    int realIndex = GetRealIndex(item);
    if (realIndex == kParentIndex)
      continue;
    if (_selectedStatusVector[realIndex])
      selectedNames.Add(item.pszText);
  }
  */
  selectedNames.Sort();
}

void CBrowseDialog::SetFilter(const UString &s)
{
  Filters.Clear();
  UString mask;
  unsigned i;
  for (i = 0; i < s.Len(); i++)
  {
    wchar_t c = s[i];
    if (c == ';')
    {
      if (!mask.IsEmpty())
        Filters.Add(mask);
      mask.Empty();
    }
    else
      mask += c;
  }
  if (!mask.IsEmpty())
    Filters.Add(mask);
  ShowAllFiles = Filters.IsEmpty();
  for (i = 0; i < Filters.Size(); i++)
  {
    const UString &f = Filters[i];
    if (f == L"*.*" || f == L"*")
    {
      ShowAllFiles = true;
      break;
    }
  }
}

void CDrop::QueryFileNames(UStringVector &fileNames)
{
  fileNames.Clear();
  UINT numFiles = QueryCountOfFiles();
  fileNames.Reserve(numFiles);
  for(UINT i = 0; i < numFiles; i++)
    fileNames.Add(QueryFileName(i));
}

static void ReadStringList(LPCTSTR valueName, UStringVector &folders)
{
  folders.Clear();
  NSynchronization::CCriticalSectionLock lock(g_CS);
  CKey key;
  if (key.Open(HKEY_CURRENT_USER, kCUBasePath, KEY_READ) == ERROR_SUCCESS)
    key.GetValue_Strings(valueName, folders);
}

void SortStrings(const UStringVector &src, UStringVector &dest)
{
  CIntVector indices;
  SortStringsToIndices(src, indices);
  dest.Clear();
  dest.Reserve(indices.Size());
  for (int i = 0; i < indices.Size(); i++)
    dest.Add(src[indices[i]]);
}

static void GetArguments(int numArguments, const char *arguments[], UStringVector &parts)
{
  parts.Clear();
  for(int i = 0; i < numArguments; i++)
  {
    UString s = MultiByteToUnicodeString(arguments[i]);
    parts.Add(s);
  }
}

void mySplitCommandLine(int numArguments,const char *arguments[],UStringVector &parts) {

  { // define P7ZIP_HOME_DIR
    static char p7zip_home_dir[MAX_PATH];
    AString dir,name;
    my_windows_split_path(arguments[0],dir,name);
    snprintf(p7zip_home_dir,sizeof(p7zip_home_dir),"P7ZIP_HOME_DIR=%s/",(const char *)dir);
    p7zip_home_dir[sizeof(p7zip_home_dir)-1] = 0;
    putenv(p7zip_home_dir);
  }

#ifdef ENV_HAVE_LOCALE
  // set the program's current locale from the user's environment variables
  setlocale(LC_ALL,"");


  // auto-detect which conversion p7zip should use
  char *locale = setlocale(LC_CTYPE,0);
  if (locale) {
    size_t len = strlen(locale);
    char *locale_upper = (char *)malloc(len+1);
    if (locale_upper) {
      strcpy(locale_upper,locale);

      for(size_t i=0;i<len;i++)
        locale_upper[i] = toupper(locale_upper[i] & 255);

      if (    (strcmp(locale_upper,"") != 0)
              && (strcmp(locale_upper,"C") != 0)
              && (strcmp(locale_upper,"POSIX") != 0) ) {
        global_use_utf16_conversion = 1;
      }
      free(locale_upper);
    }
  }
#elif defined(LOCALE_IS_UTF8)
  global_use_utf16_conversion = 1; // assume LC_CTYPE="utf8"
#else
  global_use_utf16_conversion = 0; // assume LC_CTYPE="C"
#endif

  parts.Clear();
  for(int ind=0;ind < numArguments; ind++) {
    if ((ind <= 2) && (strcmp(arguments[ind],"-no-utf16") == 0)) {
      global_use_utf16_conversion = 0;
    } else if ((ind <= 2) && (strcmp(arguments[ind],"-utf16") == 0)) {
      global_use_utf16_conversion = 1;
    } else {
      UString tmp = MultiByteToUnicodeString(arguments[ind]);
      // tmp.Trim(); " " is a valid filename ...
      if (!tmp.IsEmpty()) {
        parts.Add(tmp);
      }
    }
  }
}

void CProxyFolder::GetPathParts(UStringVector &pathParts) const
{
  pathParts.Clear();
  const CProxyFolder *current = this;
  while (current->Parent != NULL)
  {
    pathParts.Insert(0, current->Name);
    current = current->Parent;
  }
}

void mySplitCommandLineW(int numArguments, TCHAR  **arguments,UStringVector &parts) {

  parts.Clear();
  for(int ind=0;ind < numArguments; ind++) {
      UString tmp = arguments[ind];
      // tmp.Trim(); " " is a valid filename ...
      if (!tmp.IsEmpty()) {
        parts.Add(tmp);
      }
  }
}

void CProxyArc::GetDirPathParts(int dirIndex, UStringVector &pathParts) const
{
  pathParts.Clear();
  while (dirIndex >= 0)
  {
    const CProxyDir &dir = Dirs[dirIndex];
    dirIndex = dir.ParentDir;
    if (dirIndex < 0)
      break;
    pathParts.Insert(0, dir.Name);
  }
}

void CContentsView::GetFilePaths(const CRecordVector<UInt32> &indices, UStringVector &paths, bool allowFolders)
{
  const UString prefix = GetFsPath();
  FOR_VECTOR (i, indices)
  {
    int index = indices[i];
    if (!allowFolders && IsItem_Folder(index))
    {
      paths.Clear();
      break;
    }
    paths.Add(prefix + GetItemRelPath2(index));
  }

void SplitCommandLine(const UString &s, UStringVector &parts)
{
  UString sTemp = s;
  sTemp.Trim();
  parts.Clear();
  for (;;)
  {
    UString s1, s2;
    if (SplitCommandLine(sTemp, s1, s2))
      parts.Add(s1);
    if (s2.IsEmpty())
      break;
    sTemp = s2;
  }
}