size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
{
#ifdef wxHAS_FILESYSTEM_VOLUMES
#ifdef __WXWINCE__
// No logical drives; return "\"
paths.Add(wxT("\\"));
names.Add(wxT("\\"));
icon_ids.Add(wxFileIconsTable::computer);
#elif defined(__WIN32__) && wxUSE_FSVOLUME
// TODO: this code (using wxFSVolumeBase) should be used for all platforms
// but unfortunately wxFSVolumeBase is not implemented everywhere
const wxArrayString as = wxFSVolumeBase::GetVolumes();
for (size_t i = 0; i < as.GetCount(); i++)
{
wxString path = as[i];
wxFSVolume vol(path);
int imageId;
switch (vol.GetKind())
{
case wxFS_VOL_FLOPPY:
if ( (path == wxT("a:\\")) || (path == wxT("b:\\")) )
imageId = wxFileIconsTable::floppy;
else
imageId = wxFileIconsTable::removeable;
break;
case wxFS_VOL_DVDROM:
case wxFS_VOL_CDROM:
imageId = wxFileIconsTable::cdrom;
break;
case wxFS_VOL_NETWORK:
if (path[0] == wxT('\\'))
continue; // skip "\\computer\folder"
imageId = wxFileIconsTable::drive;
break;
case wxFS_VOL_DISK:
case wxFS_VOL_OTHER:
default:
imageId = wxFileIconsTable::drive;
break;
}
paths.Add(path);
names.Add(vol.GetDisplayName());
icon_ids.Add(imageId);
}
#elif defined(__OS2__)
APIRET rc;
ULONG ulDriveNum = 0;
ULONG ulDriveMap = 0;
rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
if ( rc == 0)
{
size_t i = 0;
while (i < 26)
{
if (ulDriveMap & ( 1 << i ))
{
const wxString path = wxFileName::GetVolumeString(
'A' + i, wxPATH_GET_SEPARATOR);
const wxString name = wxFileName::GetVolumeString(
'A' + i, wxPATH_NO_SEPARATOR);
// Note: If _filesys is unsupported by some compilers,
// we can always replace it by DosQueryFSAttach
char filesysname[20];
#ifdef __WATCOMC__
ULONG cbBuffer = sizeof(filesysname);
PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2)filesysname;
APIRET rc = ::DosQueryFSAttach(name.fn_str(),0,FSAIL_QUERYNAME,pfsqBuffer,&cbBuffer);
if (rc != NO_ERROR)
{
filesysname[0] = '\0';
}
#else
_filesys(name.fn_str(), filesysname, sizeof(filesysname));
#endif
/* FAT, LAN, HPFS, CDFS, NFS */
int imageId;
if (path == wxT("A:\\") || path == wxT("B:\\"))
imageId = wxFileIconsTable::floppy;
else if (!strcmp(filesysname, "CDFS"))
imageId = wxFileIconsTable::cdrom;
else if (!strcmp(filesysname, "LAN") ||
!strcmp(filesysname, "NFS"))
imageId = wxFileIconsTable::drive;
else
imageId = wxFileIconsTable::drive;
paths.Add(path);
names.Add(name);
icon_ids.Add(imageId);
}
i ++;
}
}
#else // !__WIN32__, !__OS2__
/* If we can switch to the drive, it exists. */
for ( char drive = 'A'; drive <= 'Z'; drive++ )
{
const wxString
path = wxFileName::GetVolumeString(drive, wxPATH_GET_SEPARATOR);
if (wxIsDriveAvailable(path))
{
paths.Add(path);
names.Add(wxFileName::GetVolumeString(drive, wxPATH_NO_SEPARATOR));
icon_ids.Add(drive <= 2 ? wxFileIconsTable::floppy
: wxFileIconsTable::drive);
}
}
#endif // __WIN32__/!__WIN32__
#elif defined(__WXMAC__) && wxOSX_USE_COCOA_OR_CARBON
ItemCount volumeIndex = 1;
OSErr err = noErr ;
while( noErr == err )
{
HFSUniStr255 volumeName ;
FSRef fsRef ;
FSVolumeInfo volumeInfo ;
err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
if( noErr == err )
{
wxString path = wxMacFSRefToPath( &fsRef ) ;
wxString name = wxMacHFSUniStrToString( &volumeName ) ;
if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
{
icon_ids.Add(wxFileIconsTable::cdrom);
}
else
{
icon_ids.Add(wxFileIconsTable::drive);
}
// todo other removable
paths.Add(path);
names.Add(name);
volumeIndex++ ;
}
}
#elif defined(__UNIX__) || defined(__WXPALMOS__)
paths.Add(wxT("/"));
names.Add(wxT("/"));
icon_ids.Add(wxFileIconsTable::computer);
#else
#error "Unsupported platform in wxGenericDirCtrl!"
#endif
wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
return paths.GetCount();
}
bool wxDirData::Read(wxString *filename)
{
wxString result;
OSStatus err = noErr ;
if ( NULL == m_iterator )
{
FSRef dirRef;
err = wxMacPathToFSRef( m_dirname , &dirRef ) ;
if ( err == noErr )
{
err = FSOpenIterator(&dirRef, kFSIterateFlat, &m_iterator);
}
if ( err )
{
Close() ;
return false ;
}
}
wxString name ;
wxString lowerfilespec = m_filespec.Lower();
while( noErr == err )
{
HFSUniStr255 uniname ;
FSRef fileRef;
FSCatalogInfo catalogInfo;
ItemCount fetched = 0;
err = FSGetCatalogInfoBulk( m_iterator, 1, &fetched, NULL, kFSCatInfoNodeFlags | kFSCatInfoFinderInfo , &catalogInfo , &fileRef, NULL, &uniname );
// expected error codes
if ( errFSNoMoreItems == err )
return false ;
if ( afpAccessDenied == err )
return false ;
if ( noErr != err )
break ;
name = wxMacHFSUniStrToString( &uniname ) ;
wxString lowername = name.Lower();
if ( ( name == wxT(".") || name == wxT("..") ) && !(m_flags & wxDIR_DOTDOT) )
continue;
if ( ( name[0U] == '.' ) && !(m_flags & wxDIR_HIDDEN ) )
continue ;
if ( (((FileInfo*)&catalogInfo.finderInfo)->finderFlags & kIsInvisible ) && !(m_flags & wxDIR_HIDDEN ) )
continue ;
// its a dir and we don't want it
if ( (catalogInfo.nodeFlags & kFSNodeIsDirectoryMask) && !(m_flags & wxDIR_DIRS) )
continue ;
// its a file but we don't want it
if ( (catalogInfo.nodeFlags & kFSNodeIsDirectoryMask) == 0 && !(m_flags & wxDIR_FILES ) )
continue ;
if ( m_filespec.empty() || m_filespec == wxT("*.*") || m_filespec == wxT("*") )
{
}
else if ( !wxMatchWild(lowerfilespec, lowername , false) )
{
continue ;
}
break ;
}
if ( err != noErr )
{
return false ;
}
*filename = name ;
return true;
}
