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set svn:eol-style=native for Externals/**.h git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1437 8ced0084-cf51-0410-be5f-012b33b47a6e
2008-12-08 04:36:27 +00:00
/////////////////////////////////////////////////////////////////////////////
// Name: wx/filefn.h
// Purpose: File- and directory-related functions
// Author: Julian Smart
// Modified by:
// Created: 29/01/98
// RCS-ID: $Id: filefn.h 53877 2008-05-31 12:43:44Z SN $
// Copyright: (c) 1998 Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _FILEFN_H_
#define _FILEFN_H_
#include "wx/list.h"
#include "wx/arrstr.h"
#ifdef __WXWINCE__
#include "wx/msw/wince/time.h"
#include "wx/msw/private.h"
#else
#include <time.h>
#endif
#ifdef __WXWINCE__
// Nothing
#elif !defined(__MWERKS__)
#include <sys/types.h>
#include <sys/stat.h>
#else
#ifdef __MACH__
#include <sys/types.h>
#include <utime.h>
#include <sys/stat.h>
#include <unistd.h>
#else
#include <stat.h>
#include <unistd.h>
#include <unix.h>
#endif
#endif
#ifdef __OS2__
// need to check for __OS2__ first since currently both
// __OS2__ and __UNIX__ are defined.
#include <process.h>
#include "wx/os2/private.h"
#ifdef __WATCOMC__
#include <direct.h>
#endif
#include <io.h>
#ifdef __EMX__
#include <unistd.h>
#endif
#elif defined(__UNIX__)
#include <unistd.h>
#include <dirent.h>
#endif
#if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
#if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__SALFORDC__) && !defined(__WXWINCE__) && !defined(__CYGWIN__)
#include <direct.h>
#include <dos.h>
#include <io.h>
#endif // __WINDOWS__
#endif // native Win compiler
#if defined(__DOS__)
#ifdef __WATCOMC__
#include <direct.h>
#include <dos.h>
#include <io.h>
#endif
#ifdef __DJGPP__
#include <io.h>
#include <unistd.h>
#endif
#endif
#ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
// this (3.1 I believe) and how to test for it.
// If this works for Borland 4.0 as well, then no worries.
#include <dir.h>
#endif
#ifdef __SALFORDC__
#include <dir.h>
#include <unix.h>
#endif
#ifndef __WXWINCE__
#include <fcntl.h> // O_RDONLY &c
#endif
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
#ifdef __WXWINCE__
typedef long off_t;
#else
// define off_t
#if !defined(__WXMAC__) || defined(__UNIX__) || defined(__MACH__)
#include <sys/types.h>
#else
typedef long off_t;
#endif
#endif
#if (defined(__VISUALC__) && !defined(__WXWINCE__)) || ( defined(__MWERKS__) && defined( __INTEL__) )
typedef _off_t off_t;
#elif defined(__SYMANTEC__)
typedef long off_t;
#elif defined(__MWERKS__) && !defined(__INTEL__) && !defined(__MACH__)
typedef long off_t;
#endif
enum wxSeekMode
{
wxFromStart,
wxFromCurrent,
wxFromEnd
};
enum wxFileKind
{
wxFILE_KIND_UNKNOWN,
wxFILE_KIND_DISK, // a file supporting seeking to arbitrary offsets
wxFILE_KIND_TERMINAL, // a tty
wxFILE_KIND_PIPE // a pipe
};
// ----------------------------------------------------------------------------
// declare our versions of low level file functions: some compilers prepend
// underscores to the usual names, some also have Unicode versions of them
// ----------------------------------------------------------------------------
// Wrappers around Win32 api functions like CreateFile, ReadFile and such
// Implemented in filefnwce.cpp
#if defined( __WXWINCE__)
typedef __int64 wxFileOffset;
#define wxFileOffsetFmtSpec _("I64")
int wxOpen(const wxChar *filename, int oflag, int WXUNUSED(pmode));
int wxAccess(const wxChar *name, int WXUNUSED(how));
int wxClose(int fd);
int wxFsync(int WXUNUSED(fd));
int wxRead(int fd, void *buf, unsigned int count);
int wxWrite(int fd, const void *buf, unsigned int count);
int wxEof(int fd);
wxFileOffset wxSeek(int fd, wxFileOffset offset, int origin);
#define wxLSeek wxSeek
wxFileOffset wxTell(int fd);
// always Unicode under WinCE
#define wxMkDir _wmkdir
#define wxRmDir _wrmdir
#define wxStat _wstat
#define wxStructStat struct _stat
#elif (defined(__WXMSW__) || defined(__OS2__)) && !defined(__WXPALMOS__) && \
( \
defined(__VISUALC__) || \
(defined(__MINGW32__) && !defined(__WINE__) && \
wxCHECK_W32API_VERSION(0, 5)) || \
defined(__MWERKS__) || \
defined(__DMC__) || \
defined(__WATCOMC__) || \
defined(__BORLANDC__) \
)
#undef wxHAS_HUGE_FILES
// detect compilers which have support for huge files
#if defined(__VISUALC__)
#define wxHAS_HUGE_FILES 1
#elif defined(__MINGW32__)
#define wxHAS_HUGE_FILES 1
#elif defined(_LARGE_FILES)
#define wxHAS_HUGE_FILES 1
#endif
// other Windows compilers (DMC, Watcom, Metrowerks and Borland) don't have
// huge file support (or at least not all functions needed for it by wx)
// currently
#ifdef wxHAS_HUGE_FILES
typedef wxLongLong_t wxFileOffset;
#define wxFileOffsetFmtSpec wxLongLongFmtSpec
#else
typedef off_t wxFileOffset;
#endif
// functions
// MSVC and compatible compilers prepend underscores to the POSIX function
// names, other compilers don't and even if their later versions usually do
// define the versions with underscores for MSVC compatibility, it's better
// to avoid using them as they're not present in earlier versions and
// always using the native functions spelling is easier than testing for
// the versions
#if defined(__BORLANDC__) || defined(__DMC__) || defined(__WATCOMC__) || defined(__MINGW64__)
#define wxPOSIX_IDENT(func) ::func
#else // by default assume MSVC-compatible names
#define wxPOSIX_IDENT(func) _ ## func
#define wxHAS_UNDERSCORES_IN_POSIX_IDENTS
#endif
// at least Borland 5.5 doesn't like "struct ::stat" so don't use the scope
// resolution operator present in wxPOSIX_IDENT for it
#ifdef __BORLANDC__
#define wxPOSIX_STRUCT(s) struct s
#else
#define wxPOSIX_STRUCT(s) struct wxPOSIX_IDENT(s)
#endif
// first functions not working with strings, i.e. without ANSI/Unicode
// complications
#define wxClose wxPOSIX_IDENT(close)
#if defined(__MWERKS__)
#if __MSL__ >= 0x6000
#define wxRead(fd, buf, nCount) _read(fd, (void *)buf, nCount)
#define wxWrite(fd, buf, nCount) _write(fd, (void *)buf, nCount)
#else
#define wxRead(fd, buf, nCount)\
_read(fd, (const char *)buf, nCount)
#define wxWrite(fd, buf, nCount)\
_write(fd, (const char *)buf, nCount)
#endif
#else // __MWERKS__
#define wxRead wxPOSIX_IDENT(read)
#define wxWrite wxPOSIX_IDENT(write)
#endif
#ifdef wxHAS_HUGE_FILES
#ifndef __MINGW64__
#define wxSeek wxPOSIX_IDENT(lseeki64)
#define wxLseek wxPOSIX_IDENT(lseeki64)
#define wxTell wxPOSIX_IDENT(telli64)
#else
// unfortunately, mingw-W64 is somewhat inconsistent...
#define wxSeek _lseeki64
#define wxLseek _lseeki64
#define wxTell _telli64
#endif
#else // !wxHAS_HUGE_FILES
#define wxSeek wxPOSIX_IDENT(lseek)
#define wxLseek wxPOSIX_IDENT(lseek)
#define wxTell wxPOSIX_IDENT(tell)
#endif // wxHAS_HUGE_FILES/!wxHAS_HUGE_FILES
#ifndef __WATCOMC__
#if !defined(__BORLANDC__) || (__BORLANDC__ > 0x540)
// NB: this one is not POSIX and always has the underscore
#define wxFsync _commit
// could be already defined by configure (Cygwin)
#ifndef HAVE_FSYNC
#define HAVE_FSYNC
#endif
#endif // BORLANDC
#endif
#define wxEof wxPOSIX_IDENT(eof)
// then the functions taking strings
#if wxUSE_UNICODE
#if wxUSE_UNICODE_MSLU
// implement the missing file functions in Win9x ourselves
#if defined( __VISUALC__ ) \
|| ( defined(__MINGW32__) && wxCHECK_W32API_VERSION( 0, 5 ) ) \
|| ( defined(__MWERKS__) && defined(__WXMSW__) ) \
|| ( defined(__BORLANDC__) && (__BORLANDC__ > 0x460) ) \
|| defined(__DMC__)
WXDLLIMPEXP_BASE int wxMSLU__wopen(const wxChar *name,
int flags, int mode);
WXDLLIMPEXP_BASE int wxMSLU__waccess(const wxChar *name,
int mode);
WXDLLIMPEXP_BASE int wxMSLU__wmkdir(const wxChar *name);
WXDLLIMPEXP_BASE int wxMSLU__wrmdir(const wxChar *name);
WXDLLIMPEXP_BASE int
wxMSLU__wstat(const wxChar *name, wxPOSIX_STRUCT(stat) *buffer);
WXDLLIMPEXP_BASE int
wxMSLU__wstati64(const wxChar *name,
wxPOSIX_STRUCT(stati64) *buffer);
#endif // Windows compilers with MSLU support
#define wxOpen wxMSLU__wopen
#define wxAccess wxMSLU__waccess
#define wxMkDir wxMSLU__wmkdir
#define wxRmDir wxMSLU__wrmdir
#ifdef wxHAS_HUGE_FILES
#define wxStat wxMSLU__wstati64
#else
#define wxStat wxMSLU__wstat
#endif
#else // !wxUSE_UNICODE_MSLU
#ifdef __BORLANDC__
#if __BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551
WXDLLIMPEXP_BASE int wxOpen(const wxChar *pathname,
int flags, mode_t mode);
#else
#define wxOpen _wopen
#endif
#define wxAccess _waccess
#define wxMkDir _wmkdir
#define wxRmDir _wrmdir
#ifdef wxHAS_HUGE_FILES
#define wxStat _wstati64
#else
#define wxStat _wstat
#endif
#else
#define wxOpen _wopen
#define wxAccess _waccess
#define wxMkDir _wmkdir
#define wxRmDir _wrmdir
#ifdef wxHAS_HUGE_FILES
#define wxStat _wstati64
#else
#define wxStat _wstat
#endif
#endif
#endif // wxUSE_UNICODE_MSLU/!wxUSE_UNICODE_MSLU
#else // !wxUSE_UNICODE
#define wxOpen wxPOSIX_IDENT(open)
#define wxAccess wxPOSIX_IDENT(access)
#define wxMkDir wxPOSIX_IDENT(mkdir)
#define wxRmDir wxPOSIX_IDENT(rmdir)
#ifdef wxHAS_HUGE_FILES
#define wxStat wxPOSIX_IDENT(stati64)
#else
// Unfortunately Watcom is not consistent, so:-
#if defined(__OS2__) && defined(__WATCOMC__)
#define wxStat _stat
#else
#if defined (__BORLANDC__)
#define wxStat _stat //wxPOSIX_IDENT(stat)
#else
#define wxStat wxPOSIX_IDENT(stat)
#endif // !borland
#endif // !watcom
#endif
#endif // wxUSE_UNICODE/!wxUSE_UNICODE
// Types: Notice that Watcom is the only compiler to have a wide char
// version of struct stat as well as a wide char stat function variant.
// This was droped since OW 1.4 "for consistency across platforms".
#ifdef wxHAS_HUGE_FILES
#if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4)
#define wxStructStat struct _wstati64
#else
#define wxStructStat struct _stati64
#endif
#else
#if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4)
#define wxStructStat struct _wstat
#else
#define wxStructStat struct _stat
#endif
#endif
// constants (unless already defined by the user code)
#ifdef wxHAS_UNDERSCORES_IN_POSIX_IDENTS
#ifndef O_RDONLY
#define O_RDONLY _O_RDONLY
#define O_WRONLY _O_WRONLY
#define O_RDWR _O_RDWR
#define O_EXCL _O_EXCL
#define O_CREAT _O_CREAT
#define O_BINARY _O_BINARY
#endif
#ifndef S_IFMT
#define S_IFMT _S_IFMT
#define S_IFDIR _S_IFDIR
#define S_IFREG _S_IFREG
#endif
#endif // wxHAS_UNDERSCORES_IN_POSIX_IDENTS
#ifdef wxHAS_HUGE_FILES
// wxFile is present and supports large files. Currently wxFFile
// doesn't have large file support with any Windows compiler (even
// Win64 ones).
#if wxUSE_FILE
#define wxHAS_LARGE_FILES
#endif
#endif
// it's a private define, undefine it so that nobody gets tempted to use it
#undef wxHAS_HUGE_FILES
#else // Unix or Windows using unknown compiler, assume POSIX supported
typedef off_t wxFileOffset;
#ifdef _LARGE_FILES
#define wxFileOffsetFmtSpec wxLongLongFmtSpec
wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t),
BadFileSizeType );
// wxFile is present and supports large files
#ifdef wxUSE_FILE
#define wxHAS_LARGE_FILES
#endif
// wxFFile is present and supports large files
#if SIZEOF_LONG == 8 || defined HAVE_FSEEKO
#define wxHAS_LARGE_FFILES
#endif
#else
#define wxFileOffsetFmtSpec _T("")
#endif
// functions
#define wxClose close
#define wxRead ::read
#define wxWrite ::write
#define wxLseek lseek
#define wxSeek lseek
#define wxFsync fsync
#define wxEof eof
#define wxMkDir mkdir
#define wxRmDir rmdir
#define wxTell(fd) lseek(fd, 0, SEEK_CUR)
#define wxStructStat struct stat
#if wxUSE_UNICODE
#define wxNEED_WX_UNISTD_H
#if defined(__DMC__)
typedef unsigned long mode_t;
#endif
WXDLLIMPEXP_BASE int wxStat( const wxChar *file_name, wxStructStat *buf );
WXDLLIMPEXP_BASE int wxLstat( const wxChar *file_name, wxStructStat *buf );
WXDLLIMPEXP_BASE int wxAccess( const wxChar *pathname, int mode );
WXDLLIMPEXP_BASE int wxOpen( const wxChar *pathname, int flags, mode_t mode );
#else
#define wxOpen open
#define wxStat stat
#define wxLstat lstat
#define wxAccess access
#endif
#define wxHAS_NATIVE_LSTAT
#endif // platforms
#ifdef O_BINARY
#define wxO_BINARY O_BINARY
#else
#define wxO_BINARY 0
#endif
// if the platform doesn't have symlinks, define wxLstat to be the same as
// wxStat to avoid #ifdefs in the code using it
#ifndef wxHAS_NATIVE_LSTAT
#define wxLstat wxStat
#endif
#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
//
// VisualAge C++ V4.0 cannot have any external linkage const decs
// in headers included by more than one primary source
//
extern const int wxInvalidOffset;
#else
const int wxInvalidOffset = -1;
#endif
// ----------------------------------------------------------------------------
// functions
// ----------------------------------------------------------------------------
WXDLLIMPEXP_BASE bool wxFileExists(const wxString& filename);
// does the path exist? (may have or not '/' or '\\' at the end)
WXDLLIMPEXP_BASE bool wxDirExists(const wxChar *pszPathName);
WXDLLIMPEXP_BASE bool wxIsAbsolutePath(const wxString& filename);
// Get filename
WXDLLIMPEXP_BASE wxChar* wxFileNameFromPath(wxChar *path);
WXDLLIMPEXP_BASE wxString wxFileNameFromPath(const wxString& path);
// Get directory
WXDLLIMPEXP_BASE wxString wxPathOnly(const wxString& path);
// wxString version
WXDLLIMPEXP_BASE wxString wxRealPath(const wxString& path);
WXDLLIMPEXP_BASE void wxDos2UnixFilename(wxChar *s);
WXDLLIMPEXP_BASE void wxUnix2DosFilename(wxChar *s);
// Strip the extension, in situ
WXDLLIMPEXP_BASE void wxStripExtension(wxChar *buffer);
WXDLLIMPEXP_BASE void wxStripExtension(wxString& buffer);
// Get a temporary filename
WXDLLIMPEXP_BASE wxChar* wxGetTempFileName(const wxString& prefix, wxChar *buf = (wxChar *) NULL);
WXDLLIMPEXP_BASE bool wxGetTempFileName(const wxString& prefix, wxString& buf);
// Expand file name (~/ and ${OPENWINHOME}/ stuff)
WXDLLIMPEXP_BASE wxChar* wxExpandPath(wxChar *dest, const wxChar *path);
WXDLLIMPEXP_BASE bool wxExpandPath(wxString& dest, const wxChar *path);
// Contract w.r.t environment (</usr/openwin/lib, OPENWHOME> -> ${OPENWINHOME}/lib)
// and make (if under the home tree) relative to home
// [caller must copy-- volatile]
WXDLLIMPEXP_BASE wxChar* wxContractPath(const wxString& filename,
const wxString& envname = wxEmptyString,
const wxString& user = wxEmptyString);
// Destructive removal of /./ and /../ stuff
WXDLLIMPEXP_BASE wxChar* wxRealPath(wxChar *path);
// Allocate a copy of the full absolute path
WXDLLIMPEXP_BASE wxChar* wxCopyAbsolutePath(const wxString& path);
// Get first file name matching given wild card.
// Flags are reserved for future use.
#define wxFILE 1
#define wxDIR 2
WXDLLIMPEXP_BASE wxString wxFindFirstFile(const wxChar *spec, int flags = wxFILE);
WXDLLIMPEXP_BASE wxString wxFindNextFile();
// Does the pattern contain wildcards?
WXDLLIMPEXP_BASE bool wxIsWild(const wxString& pattern);
// Does the pattern match the text (usually a filename)?
// If dot_special is true, doesn't match * against . (eliminating
// `hidden' dot files)
WXDLLIMPEXP_BASE bool wxMatchWild(const wxString& pattern, const wxString& text, bool dot_special = true);
// Concatenate two files to form third
WXDLLIMPEXP_BASE bool wxConcatFiles(const wxString& file1, const wxString& file2, const wxString& file3);
// Copy file1 to file2
WXDLLIMPEXP_BASE bool wxCopyFile(const wxString& file1, const wxString& file2,
bool overwrite = true);
// Remove file
WXDLLIMPEXP_BASE bool wxRemoveFile(const wxString& file);
// Rename file
WXDLLIMPEXP_BASE bool wxRenameFile(const wxString& file1, const wxString& file2, bool overwrite = true);
// Get current working directory.
#if WXWIN_COMPATIBILITY_2_6
// If buf is NULL, allocates space using new, else
// copies into buf.
// IMPORTANT NOTE getcwd is know not to work under some releases
// of Win32s 1.3, according to MS release notes!
wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* wxGetWorkingDirectory(wxChar *buf = (wxChar *) NULL, int sz = 1000) );
// new and preferred version of wxGetWorkingDirectory
// NB: can't have the same name because of overloading ambiguity
#endif // WXWIN_COMPATIBILITY_2_6
WXDLLIMPEXP_BASE wxString wxGetCwd();
// Set working directory
WXDLLIMPEXP_BASE bool wxSetWorkingDirectory(const wxString& d);
// Make directory
WXDLLIMPEXP_BASE bool wxMkdir(const wxString& dir, int perm = 0777);
// Remove directory. Flags reserved for future use.
WXDLLIMPEXP_BASE bool wxRmdir(const wxString& dir, int flags = 0);
// Return the type of an open file
WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(int fd);
WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(FILE *fp);
#if WXWIN_COMPATIBILITY_2_6
// compatibility defines, don't use in new code
wxDEPRECATED( inline bool wxPathExists(const wxChar *pszPathName) );
inline bool wxPathExists(const wxChar *pszPathName)
{
return wxDirExists(pszPathName);
}
#endif //WXWIN_COMPATIBILITY_2_6
// permissions; these functions work both on files and directories:
WXDLLIMPEXP_BASE bool wxIsWritable(const wxString &path);
WXDLLIMPEXP_BASE bool wxIsReadable(const wxString &path);
WXDLLIMPEXP_BASE bool wxIsExecutable(const wxString &path);
// ----------------------------------------------------------------------------
// separators in file names
// ----------------------------------------------------------------------------
// between file name and extension
#define wxFILE_SEP_EXT wxT('.')
// between drive/volume name and the path
#define wxFILE_SEP_DSK wxT(':')
// between the path components
#define wxFILE_SEP_PATH_DOS wxT('\\')
#define wxFILE_SEP_PATH_UNIX wxT('/')
#define wxFILE_SEP_PATH_MAC wxT(':')
#define wxFILE_SEP_PATH_VMS wxT('.') // VMS also uses '[' and ']'
// separator in the path list (as in PATH environment variable)
// there is no PATH variable in Classic Mac OS so just use the
// semicolon (it must be different from the file name separator)
// NB: these are strings and not characters on purpose!
#define wxPATH_SEP_DOS wxT(";")
#define wxPATH_SEP_UNIX wxT(":")
#define wxPATH_SEP_MAC wxT(";")
// platform independent versions
#if defined(__UNIX__) && !defined(__OS2__)
// CYGWIN also uses UNIX settings
#define wxFILE_SEP_PATH wxFILE_SEP_PATH_UNIX
#define wxPATH_SEP wxPATH_SEP_UNIX
#elif defined(__MAC__)
#define wxFILE_SEP_PATH wxFILE_SEP_PATH_MAC
#define wxPATH_SEP wxPATH_SEP_MAC
#else // Windows and OS/2
#define wxFILE_SEP_PATH wxFILE_SEP_PATH_DOS
#define wxPATH_SEP wxPATH_SEP_DOS
#endif // Unix/Windows
// this is useful for wxString::IsSameAs(): to compare two file names use
// filename1.IsSameAs(filename2, wxARE_FILENAMES_CASE_SENSITIVE)
#if defined(__UNIX__) && !defined(__DARWIN__) && !defined(__OS2__)
#define wxARE_FILENAMES_CASE_SENSITIVE true
#else // Windows, Mac OS and OS/2
#define wxARE_FILENAMES_CASE_SENSITIVE false
#endif // Unix/Windows
// is the char a path separator?
inline bool wxIsPathSeparator(wxChar c)
{
// under DOS/Windows we should understand both Unix and DOS file separators
#if ( defined(__UNIX__) && !defined(__OS2__) )|| defined(__MAC__)
return c == wxFILE_SEP_PATH;
#else
return c == wxFILE_SEP_PATH_DOS || c == wxFILE_SEP_PATH_UNIX;
#endif
}
// does the string ends with path separator?
WXDLLIMPEXP_BASE bool wxEndsWithPathSeparator(const wxChar *pszFileName);
// split the full path into path (including drive for DOS), name and extension
// (understands both '/' and '\\')
WXDLLIMPEXP_BASE void wxSplitPath(const wxChar *pszFileName,
wxString *pstrPath,
wxString *pstrName,
wxString *pstrExt);
// find a file in a list of directories, returns false if not found
WXDLLIMPEXP_BASE bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile);
// Get the OS directory if appropriate (such as the Windows directory).
// On non-Windows platform, probably just return the empty string.
WXDLLIMPEXP_BASE wxString wxGetOSDirectory();
#if wxUSE_DATETIME
// Get file modification time
WXDLLIMPEXP_BASE time_t wxFileModificationTime(const wxString& filename);
#endif // wxUSE_DATETIME
// Parses the wildCard, returning the number of filters.
// Returns 0 if none or if there's a problem,
// The arrays will contain an equal number of items found before the error.
// wildCard is in the form:
// "All files (*)|*|Image Files (*.jpeg *.png)|*.jpg;*.png"
WXDLLIMPEXP_BASE int wxParseCommonDialogsFilter(const wxString& wildCard, wxArrayString& descriptions, wxArrayString& filters);
// ----------------------------------------------------------------------------
// classes
// ----------------------------------------------------------------------------
#ifdef __UNIX__
// set umask to the given value in ctor and reset it to the old one in dtor
class WXDLLIMPEXP_BASE wxUmaskChanger
{
public:
// change the umask to the given one if it is not -1: this allows to write
// the same code whether you really want to change umask or not, as is in
// wxFileConfig::Flush() for example
wxUmaskChanger(int umaskNew)
{
m_umaskOld = umaskNew == -1 ? -1 : (int)umask((mode_t)umaskNew);
}
~wxUmaskChanger()
{
if ( m_umaskOld != -1 )
umask((mode_t)m_umaskOld);
}
private:
int m_umaskOld;
};
// this macro expands to an "anonymous" wxUmaskChanger object under Unix and
// nothing elsewhere
#define wxCHANGE_UMASK(m) wxUmaskChanger wxMAKE_UNIQUE_NAME(umaskChanger_)(m)
#else // !__UNIX__
#define wxCHANGE_UMASK(m)
#endif // __UNIX__/!__UNIX__
// Path searching
class WXDLLIMPEXP_BASE wxPathList : public wxArrayString
{
public:
wxPathList() {}
wxPathList(const wxArrayString &arr)
{ Add(arr); }
// Adds all paths in environment variable
void AddEnvList(const wxString& envVariable);
// Adds given path to this list
bool Add(const wxString& path);
void Add(const wxArrayString &paths);
// Find the first full path for which the file exists
wxString FindValidPath(const wxString& filename) const;
// Find the first full path for which the file exists; ensure it's an
// absolute path that gets returned.
wxString FindAbsoluteValidPath(const wxString& filename) const;
// Given full path and filename, add path to list
bool EnsureFileAccessible(const wxString& path);
#if WXWIN_COMPATIBILITY_2_6
// Returns true if the path is in the list
wxDEPRECATED( bool Member(const wxString& path) const );
#endif
};
#endif // _WX_FILEFN_H_